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8,600
luci/luci-go
config/server/cfgclient/backend/caching/config.go
Params
func (k *Key) Params() backend.Params { return backend.Params{ Content: k.Content, Authority: k.Authority, FormatSpec: config.FormatSpec{k.Formatter, k.FormatData}, } }
go
func (k *Key) Params() backend.Params { return backend.Params{ Content: k.Content, Authority: k.Authority, FormatSpec: config.FormatSpec{k.Formatter, k.FormatData}, } }
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// Params returns the backend.Params that are encoded in this Key.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L93-L99
8,601
luci/luci-go
config/server/cfgclient/backend/caching/config.go
MakeValueItem
func MakeValueItem(it *config.Config) ValueItem { return ValueItem{ ConfigSet: string(it.ConfigSet), Path: it.Path, ContentHash: it.ContentHash, Revision: it.Revision, ViewURL: it.Meta.ViewURL, Content: []byte(it.Content), Formatter: it.FormatSpec.Formatter, FormatData: []byte(it.FormatSpec.Data), } }
go
func MakeValueItem(it *config.Config) ValueItem { return ValueItem{ ConfigSet: string(it.ConfigSet), Path: it.Path, ContentHash: it.ContentHash, Revision: it.Revision, ViewURL: it.Meta.ViewURL, Content: []byte(it.Content), Formatter: it.FormatSpec.Formatter, FormatData: []byte(it.FormatSpec.Data), } }
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// MakeValueItem builds a caching ValueItem from a config.Config.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L126-L137
8,602
luci/luci-go
config/server/cfgclient/backend/caching/config.go
ConfigItem
func (vi *ValueItem) ConfigItem() *config.Config { return &config.Config{ Meta: config.Meta{ ConfigSet: config.Set(vi.ConfigSet), Path: vi.Path, ContentHash: vi.ContentHash, Revision: vi.Revision, ViewURL: vi.ViewURL, }, Content: string(vi.Content), FormatSpec: config.FormatSpec{vi.Formatter, string(vi.FormatData)}, } }
go
func (vi *ValueItem) ConfigItem() *config.Config { return &config.Config{ Meta: config.Meta{ ConfigSet: config.Set(vi.ConfigSet), Path: vi.Path, ContentHash: vi.ContentHash, Revision: vi.Revision, ViewURL: vi.ViewURL, }, Content: string(vi.Content), FormatSpec: config.FormatSpec{vi.Formatter, string(vi.FormatData)}, } }
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// ConfigItem returns the config.Config equivalent of vi.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L140-L152
8,603
luci/luci-go
config/server/cfgclient/backend/caching/config.go
descriptionToken
func (vi *ValueItem) descriptionToken() string { return fmt.Sprintf("[%s:%s@%s]", vi.ConfigSet, vi.Path, vi.Revision) }
go
func (vi *ValueItem) descriptionToken() string { return fmt.Sprintf("[%s:%s@%s]", vi.ConfigSet, vi.Path, vi.Revision) }
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// descriptionToken returns a human-readable string describing the contents of // this item.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L156-L158
8,604
luci/luci-go
config/server/cfgclient/backend/caching/config.go
LoadItems
func (v *Value) LoadItems(items ...*config.Config) { if len(items) == 0 { v.Items = nil return } v.Items = make([]ValueItem, len(items)) for i, it := range items { v.Items[i] = MakeValueItem(it) } }
go
func (v *Value) LoadItems(items ...*config.Config) { if len(items) == 0 { v.Items = nil return } v.Items = make([]ValueItem, len(items)) for i, it := range items { v.Items[i] = MakeValueItem(it) } }
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// LoadItems loads a set of config.Config into v's Items field. If items is nil, // v.Items will be nil.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L171-L181
8,605
luci/luci-go
config/server/cfgclient/backend/caching/config.go
SingleItem
func (v *Value) SingleItem() *config.Config { if len(v.Items) == 0 { return nil } return v.Items[0].ConfigItem() }
go
func (v *Value) SingleItem() *config.Config { if len(v.Items) == 0 { return nil } return v.Items[0].ConfigItem() }
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// SingleItem returns the first config.Config in v's Items slice. If the Items // slice is empty, SingleItem will return nil.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L185-L190
8,606
luci/luci-go
config/server/cfgclient/backend/caching/config.go
ConfigItems
func (v *Value) ConfigItems() []*config.Config { if len(v.Items) == 0 { return nil } res := make([]*config.Config, len(v.Items)) for i := range v.Items { res[i] = v.Items[i].ConfigItem() } return res }
go
func (v *Value) ConfigItems() []*config.Config { if len(v.Items) == 0 { return nil } res := make([]*config.Config, len(v.Items)) for i := range v.Items { res[i] = v.Items[i].ConfigItem() } return res }
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// ConfigItems returns the config.Config projection of v's Items slice.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L193-L203
8,607
luci/luci-go
config/server/cfgclient/backend/caching/config.go
DecodeValue
func DecodeValue(d []byte) (*Value, error) { var v Value if err := Decode(d, &v); err != nil { return nil, errors.Annotate(err, "").Err() } return &v, nil }
go
func DecodeValue(d []byte) (*Value, error) { var v Value if err := Decode(d, &v); err != nil { return nil, errors.Annotate(err, "").Err() } return &v, nil }
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// DecodeValue loads a Value from is encoded representation.
[ "DecodeValue", "loads", "a", "Value", "from", "is", "encoded", "representation", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L206-L212
8,608
luci/luci-go
config/server/cfgclient/backend/caching/config.go
Description
func (v *Value) Description() string { parts := make([]string, 0, len(v.Items)) for _, it := range v.Items { parts = append(parts, it.descriptionToken()) } return strings.Join(parts, ", ") }
go
func (v *Value) Description() string { parts := make([]string, 0, len(v.Items)) for _, it := range v.Items { parts = append(parts, it.descriptionToken()) } return strings.Join(parts, ", ") }
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// Description returns a human-readable string describing the contents of this // value.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L224-L231
8,609
luci/luci-go
config/server/cfgclient/backend/caching/config.go
GetAll
func (b *Backend) GetAll(c context.Context, t backend.GetAllTarget, path string, p backend.Params) ([]*config.Config, error) { key := Key{ Schema: Schema, ServiceURL: b.keyServiceURL(c), Authority: p.Authority, Op: OpGetAll, Content: p.Content, Path: path, GetAllTarget: t, Formatter: p.FormatSpec.Formatter, FormatData: p.FormatSpec.Data, } value, err := b.CacheGet(c, key, b.loader) if err != nil { if b.FailOnError { log.Fields{ log.ErrorKey: err, "authority": p.Authority, "type": t, "path": path, }.Errorf(c, "(Hard Failure) failed to load cache value.") return nil, errors.Annotate(err, "").Err() } log.Fields{ log.ErrorKey: err, "authority": p.Authority, "type": t, "path": path, }.Warningf(c, "Failed to load cache value.") return b.B.GetAll(c, t, path, p) } return value.ConfigItems(), nil }
go
func (b *Backend) GetAll(c context.Context, t backend.GetAllTarget, path string, p backend.Params) ([]*config.Config, error) { key := Key{ Schema: Schema, ServiceURL: b.keyServiceURL(c), Authority: p.Authority, Op: OpGetAll, Content: p.Content, Path: path, GetAllTarget: t, Formatter: p.FormatSpec.Formatter, FormatData: p.FormatSpec.Data, } value, err := b.CacheGet(c, key, b.loader) if err != nil { if b.FailOnError { log.Fields{ log.ErrorKey: err, "authority": p.Authority, "type": t, "path": path, }.Errorf(c, "(Hard Failure) failed to load cache value.") return nil, errors.Annotate(err, "").Err() } log.Fields{ log.ErrorKey: err, "authority": p.Authority, "type": t, "path": path, }.Warningf(c, "Failed to load cache value.") return b.B.GetAll(c, t, path, p) } return value.ConfigItems(), nil }
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// GetAll implements config.Backend.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L314-L347
8,610
luci/luci-go
config/server/cfgclient/backend/caching/config.go
loader
func (b *Backend) loader(c context.Context, k Key, v *Value) (*Value, error) { return CacheLoad(c, b.B, k, v) }
go
func (b *Backend) loader(c context.Context, k Key, v *Value) (*Value, error) { return CacheLoad(c, b.B, k, v) }
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// loader runs a cache get against the configured Base backend. // // This should be used by caches that do not have the cached value.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L352-L354
8,611
luci/luci-go
config/server/cfgclient/backend/caching/config.go
CacheLoad
func CacheLoad(c context.Context, b backend.B, k Key, v *Value) (rv *Value, err error) { switch k.Op { case OpGet: rv, err = doGet(c, b, k.ConfigSet, k.Path, v, k.Params()) case OpGetAll: rv, err = doGetAll(c, b, k.GetAllTarget, k.Path, v, k.Params()) default: return nil, errors.Reason("unknown operation: %v", k.Op).Err() } if err != nil { return nil, err } return }
go
func CacheLoad(c context.Context, b backend.B, k Key, v *Value) (rv *Value, err error) { switch k.Op { case OpGet: rv, err = doGet(c, b, k.ConfigSet, k.Path, v, k.Params()) case OpGetAll: rv, err = doGetAll(c, b, k.GetAllTarget, k.Path, v, k.Params()) default: return nil, errors.Reason("unknown operation: %v", k.Op).Err() } if err != nil { return nil, err } return }
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// CacheLoad loads k from backend b. // // If an existing cache value is known, it should be supplied as v. Otherwise, // v should be nil. // // This is effectively a Loader function that is detached from a given cache // instance.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/config/server/cfgclient/backend/caching/config.go#L363-L376
8,612
luci/luci-go
appengine/meta/eg.go
GetEntityGroupVersion
func GetEntityGroupVersion(c context.Context, key *ds.Key) (int64, error) { egm := &EntityGroupMeta{Parent: key.Root()} err := ds.Get(c, egm) ret := egm.Version if err == ds.ErrNoSuchEntity { // this is OK for callers. The version of the entity group is effectively 0 // in this case. err = nil } return ret, err }
go
func GetEntityGroupVersion(c context.Context, key *ds.Key) (int64, error) { egm := &EntityGroupMeta{Parent: key.Root()} err := ds.Get(c, egm) ret := egm.Version if err == ds.ErrNoSuchEntity { // this is OK for callers. The version of the entity group is effectively 0 // in this case. err = nil } return ret, err }
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// GetEntityGroupVersion returns the entity group version for the entity group // containing root. If the entity group doesn't exist, this function will return // zero and a nil error.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/appengine/meta/eg.go#L37-L47
8,613
luci/luci-go
vpython/cipd/pep425.go
PlatformForPEP425Tag
func PlatformForPEP425Tag(t *vpython.PEP425Tag) string { switch platSplit := strings.SplitN(t.Platform, "_", 2); platSplit[0] { case "linux", "manylinux1": // Grab the remainder. // // Examples: // - linux_i686 // - manylinux1_x86_64 // - linux_arm64 cpu := "" if len(platSplit) > 1 { cpu = platSplit[1] } switch cpu { case "i686": return "linux-386" case "x86_64": return "linux-amd64" case "arm64", "aarch64": return "linux-arm64" case "mipsel", "mips": return "linux-mips32" case "mips64": return "linux-mips64" default: // All remaining "arm*" get the "armv6l" CIPD platform. if strings.HasPrefix(cpu, "arm") { return "linux-armv6l" } return "" } case "macosx": // Grab the last token. // // Examples: // - macosx_10_10_intel // - macosx_10_10_i386 if len(platSplit) == 1 { return "" } suffixSplit := strings.SplitN(platSplit[1], "_", -1) switch suffixSplit[len(suffixSplit)-1] { case "intel", "x86_64", "fat64", "universal": return "mac-amd64" case "i386", "fat32": return "mac-386" default: return "" } case "win32": // win32 return "windows-386" case "win": // Examples: // - win_amd64 if len(platSplit) == 1 { return "" } switch platSplit[1] { case "amd64": return "windows-amd64" default: return "" } default: return "" } }
go
func PlatformForPEP425Tag(t *vpython.PEP425Tag) string { switch platSplit := strings.SplitN(t.Platform, "_", 2); platSplit[0] { case "linux", "manylinux1": // Grab the remainder. // // Examples: // - linux_i686 // - manylinux1_x86_64 // - linux_arm64 cpu := "" if len(platSplit) > 1 { cpu = platSplit[1] } switch cpu { case "i686": return "linux-386" case "x86_64": return "linux-amd64" case "arm64", "aarch64": return "linux-arm64" case "mipsel", "mips": return "linux-mips32" case "mips64": return "linux-mips64" default: // All remaining "arm*" get the "armv6l" CIPD platform. if strings.HasPrefix(cpu, "arm") { return "linux-armv6l" } return "" } case "macosx": // Grab the last token. // // Examples: // - macosx_10_10_intel // - macosx_10_10_i386 if len(platSplit) == 1 { return "" } suffixSplit := strings.SplitN(platSplit[1], "_", -1) switch suffixSplit[len(suffixSplit)-1] { case "intel", "x86_64", "fat64", "universal": return "mac-amd64" case "i386", "fat32": return "mac-386" default: return "" } case "win32": // win32 return "windows-386" case "win": // Examples: // - win_amd64 if len(platSplit) == 1 { return "" } switch platSplit[1] { case "amd64": return "windows-amd64" default: return "" } default: return "" } }
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// PlatformForPEP425Tag returns the CIPD platform inferred from a given Python // PEP425 tag. // // If the platform could not be determined, an empty string will be returned.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/vpython/cipd/pep425.go#L27-L97
8,614
luci/luci-go
logdog/appengine/coordinator/endpoints/services/loadStream.go
LoadStream
func (s *server) LoadStream(c context.Context, req *logdog.LoadStreamRequest) (*logdog.LoadStreamResponse, error) { log.Fields{ "project": req.Project, "id": req.Id, }.Infof(c, "Loading log stream state.") id := coordinator.HashID(req.Id) if err := id.Normalize(); err != nil { log.WithError(err).Errorf(c, "Invalid stream ID.") return nil, grpcutil.Errf(codes.InvalidArgument, "Invalid ID (%s): %s", id, err) } ls := &coordinator.LogStream{ID: coordinator.HashID(req.Id)} lst := ls.State(c) if err := ds.Get(c, lst, ls); err != nil { if anyNoSuchEntity(err) { log.WithError(err).Errorf(c, "No such entity in datastore.") // The state isn't registered, so this stream does not exist. return nil, grpcutil.Errf(codes.NotFound, "Log stream was not found.") } log.WithError(err).Errorf(c, "Failed to load log stream.") return nil, grpcutil.Internal } // The log stream and state loaded successfully. resp := logdog.LoadStreamResponse{ State: buildLogStreamState(ls, lst), } if req.Desc { resp.Desc = ls.Descriptor } resp.ArchivalKey = lst.ArchivalKey resp.Age = google.NewDuration(ds.RoundTime(clock.Now(c)).Sub(lst.Updated)) log.Fields{ "id": lst.ID(), "terminalIndex": resp.State.TerminalIndex, "archived": resp.State.Archived, "purged": resp.State.Purged, "age": google.DurationFromProto(resp.Age), "archivalKeySize": len(resp.ArchivalKey), }.Infof(c, "Successfully loaded log stream state.") return &resp, nil }
go
func (s *server) LoadStream(c context.Context, req *logdog.LoadStreamRequest) (*logdog.LoadStreamResponse, error) { log.Fields{ "project": req.Project, "id": req.Id, }.Infof(c, "Loading log stream state.") id := coordinator.HashID(req.Id) if err := id.Normalize(); err != nil { log.WithError(err).Errorf(c, "Invalid stream ID.") return nil, grpcutil.Errf(codes.InvalidArgument, "Invalid ID (%s): %s", id, err) } ls := &coordinator.LogStream{ID: coordinator.HashID(req.Id)} lst := ls.State(c) if err := ds.Get(c, lst, ls); err != nil { if anyNoSuchEntity(err) { log.WithError(err).Errorf(c, "No such entity in datastore.") // The state isn't registered, so this stream does not exist. return nil, grpcutil.Errf(codes.NotFound, "Log stream was not found.") } log.WithError(err).Errorf(c, "Failed to load log stream.") return nil, grpcutil.Internal } // The log stream and state loaded successfully. resp := logdog.LoadStreamResponse{ State: buildLogStreamState(ls, lst), } if req.Desc { resp.Desc = ls.Descriptor } resp.ArchivalKey = lst.ArchivalKey resp.Age = google.NewDuration(ds.RoundTime(clock.Now(c)).Sub(lst.Updated)) log.Fields{ "id": lst.ID(), "terminalIndex": resp.State.TerminalIndex, "archived": resp.State.Archived, "purged": resp.State.Purged, "age": google.DurationFromProto(resp.Age), "archivalKeySize": len(resp.ArchivalKey), }.Infof(c, "Successfully loaded log stream state.") return &resp, nil }
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// LoadStream loads the log stream state.
[ "LoadStream", "loads", "the", "log", "stream", "state", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/logdog/appengine/coordinator/endpoints/services/loadStream.go#L35-L81
8,615
luci/luci-go
tokenserver/appengine/impl/certconfig/rpc_get_ca_status_rpc.go
GetCAStatus
func (r *GetCAStatusRPC) GetCAStatus(c context.Context, req *admin.GetCAStatusRequest) (*admin.GetCAStatusResponse, error) { // Entities to fetch. ca := CA{CN: req.Cn} crl := CRL{Parent: ds.KeyForObj(c, &ca)} // Fetch them at the same revision. It is fine if CRL is not there yet. Don't // bother doing it in parallel: GetCAStatus is used only by admins, manually. err := ds.RunInTransaction(c, func(c context.Context) error { if err := ds.Get(c, &ca); err != nil { return err // can be ErrNoSuchEntity } if err := ds.Get(c, &crl); err != nil && err != ds.ErrNoSuchEntity { return err // only transient errors } return nil }, nil) switch { case err == ds.ErrNoSuchEntity: return &admin.GetCAStatusResponse{}, nil case err != nil: return nil, status.Errorf(codes.Internal, "datastore error - %s", err) } cfgMsg, err := ca.ParseConfig() if err != nil { return nil, status.Errorf(codes.Internal, "broken config in the datastore - %s", err) } return &admin.GetCAStatusResponse{ Config: cfgMsg, Cert: utils.DumpPEM(ca.Cert, "CERTIFICATE"), Removed: ca.Removed, Ready: ca.Ready, AddedRev: ca.AddedRev, UpdatedRev: ca.UpdatedRev, RemovedRev: ca.RemovedRev, CrlStatus: crl.GetStatusProto(), }, nil }
go
func (r *GetCAStatusRPC) GetCAStatus(c context.Context, req *admin.GetCAStatusRequest) (*admin.GetCAStatusResponse, error) { // Entities to fetch. ca := CA{CN: req.Cn} crl := CRL{Parent: ds.KeyForObj(c, &ca)} // Fetch them at the same revision. It is fine if CRL is not there yet. Don't // bother doing it in parallel: GetCAStatus is used only by admins, manually. err := ds.RunInTransaction(c, func(c context.Context) error { if err := ds.Get(c, &ca); err != nil { return err // can be ErrNoSuchEntity } if err := ds.Get(c, &crl); err != nil && err != ds.ErrNoSuchEntity { return err // only transient errors } return nil }, nil) switch { case err == ds.ErrNoSuchEntity: return &admin.GetCAStatusResponse{}, nil case err != nil: return nil, status.Errorf(codes.Internal, "datastore error - %s", err) } cfgMsg, err := ca.ParseConfig() if err != nil { return nil, status.Errorf(codes.Internal, "broken config in the datastore - %s", err) } return &admin.GetCAStatusResponse{ Config: cfgMsg, Cert: utils.DumpPEM(ca.Cert, "CERTIFICATE"), Removed: ca.Removed, Ready: ca.Ready, AddedRev: ca.AddedRev, UpdatedRev: ca.UpdatedRev, RemovedRev: ca.RemovedRev, CrlStatus: crl.GetStatusProto(), }, nil }
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// GetCAStatus returns configuration of some CA defined in the config.
[ "GetCAStatus", "returns", "configuration", "of", "some", "CA", "defined", "in", "the", "config", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tokenserver/appengine/impl/certconfig/rpc_get_ca_status_rpc.go#L34-L72
8,616
luci/luci-go
cipd/appengine/impl/repo/repo.go
Public
func Public(internalCAS cas.StorageServer, d *tq.Dispatcher) Server { impl := &repoImpl{ tq: d, meta: metadata.GetStorage(), cas: internalCAS, } impl.registerTasks() impl.registerProcessor(&processing.ClientExtractor{CAS: internalCAS}) return impl }
go
func Public(internalCAS cas.StorageServer, d *tq.Dispatcher) Server { impl := &repoImpl{ tq: d, meta: metadata.GetStorage(), cas: internalCAS, } impl.registerTasks() impl.registerProcessor(&processing.ClientExtractor{CAS: internalCAS}) return impl }
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// Public returns publicly exposed implementation of cipd.Repository service. // // It checks ACLs.
[ "Public", "returns", "publicly", "exposed", "implementation", "of", "cipd", ".", "Repository", "service", ".", "It", "checks", "ACLs", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L60-L69
8,617
luci/luci-go
cipd/appengine/impl/repo/repo.go
registerProcessor
func (impl *repoImpl) registerProcessor(p processing.Processor) { if impl.procsMap == nil { impl.procsMap = map[string]processing.Processor{} } id := p.ID() if impl.procsMap[id] != nil { panic(fmt.Sprintf("processor %q has already been registered", id)) } impl.procs = append(impl.procs, p) impl.procsMap[id] = p }
go
func (impl *repoImpl) registerProcessor(p processing.Processor) { if impl.procsMap == nil { impl.procsMap = map[string]processing.Processor{} } id := p.ID() if impl.procsMap[id] != nil { panic(fmt.Sprintf("processor %q has already been registered", id)) } impl.procs = append(impl.procs, p) impl.procsMap[id] = p }
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// registerProcessor adds a new processor.
[ "registerProcessor", "adds", "a", "new", "processor", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L101-L113
8,618
luci/luci-go
cipd/appengine/impl/repo/repo.go
packageReader
func (impl *repoImpl) packageReader(c context.Context, ref *api.ObjectRef) (*processing.PackageReader, error) { // Get slow Google Storage based ReaderAt. rawReader, err := impl.cas.GetReader(c, ref) switch code := grpc.Code(err); { case code == codes.NotFound: return nil, errors.Annotate(err, "package instance is not in the storage").Err() case code != codes.OK: return nil, errors.Annotate(err, "failed to open the object for reading").Tag(transient.Tag).Err() } // Read in 512 Kb chunks, keep 2 of them buffered. pkg, err := processing.NewPackageReader( iotools.NewBufferingReaderAt(rawReader, 512*1024, 2), rawReader.Size()) if err != nil { return nil, errors.Annotate(err, "error when opening the package").Err() } return pkg, nil }
go
func (impl *repoImpl) packageReader(c context.Context, ref *api.ObjectRef) (*processing.PackageReader, error) { // Get slow Google Storage based ReaderAt. rawReader, err := impl.cas.GetReader(c, ref) switch code := grpc.Code(err); { case code == codes.NotFound: return nil, errors.Annotate(err, "package instance is not in the storage").Err() case code != codes.OK: return nil, errors.Annotate(err, "failed to open the object for reading").Tag(transient.Tag).Err() } // Read in 512 Kb chunks, keep 2 of them buffered. pkg, err := processing.NewPackageReader( iotools.NewBufferingReaderAt(rawReader, 512*1024, 2), rawReader.Size()) if err != nil { return nil, errors.Annotate(err, "error when opening the package").Err() } return pkg, nil }
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// packageReader opens a package instance for reading.
[ "packageReader", "opens", "a", "package", "instance", "for", "reading", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L116-L134
8,619
luci/luci-go
cipd/appengine/impl/repo/repo.go
UpdatePrefixMetadata
func (impl *repoImpl) UpdatePrefixMetadata(c context.Context, r *api.PrefixMetadata) (resp *api.PrefixMetadata, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Fill in server-assigned fields. r.UpdateTime = google.NewTimestamp(clock.Now(c)) r.UpdateUser = string(auth.CurrentIdentity(c)) // Normalize and validate format of the PrefixMetadata. if err := common.NormalizePrefixMetadata(r); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad prefix metadata - %s", err) } // The root metadata is not modifiable through API. if r.Prefix == "" { return nil, status.Errorf(codes.InvalidArgument, "the root metadata is not modifiable") } // Check ACLs. if _, err := impl.checkRole(c, r.Prefix, api.Role_OWNER); err != nil { return nil, err } // Transactionally check the fingerprint and update the metadata. impl.meta // will recalculate the new fingerprint. Note there's a small chance the // caller no longer has OWNER role to modify the metadata inside the // transaction. We ignore it. It happens when caller's permissions are revoked // by someone else exactly during UpdatePrefixMetadata call. return impl.meta.UpdateMetadata(c, r.Prefix, func(cur *api.PrefixMetadata) error { if cur.Fingerprint != r.Fingerprint { switch { case cur.Fingerprint == "": // The metadata was deleted while the caller was messing with it. return noMetadataErr(r.Prefix) case r.Fingerprint == "": // Caller tries to make a new one, but we already have it. return status.Errorf( codes.AlreadyExists, "metadata for prefix %q already exists and has fingerprint %q, "+ "use combination of GetPrefixMetadata and UpdatePrefixMetadata to "+ "update it", r.Prefix, cur.Fingerprint) default: // The fingerprint has changed while the caller was messing with // the metadata. return status.Errorf( codes.FailedPrecondition, "metadata for prefix %q was updated concurrently "+ "(the fingerprint in the request %q doesn't match the current fingerprint %q), "+ "fetch new metadata with GetPrefixMetadata and reapply your "+ "changes", r.Prefix, r.Fingerprint, cur.Fingerprint) } } prev := *cur *cur = *r return model.EmitMetadataEvents(c, &prev, cur) }) }
go
func (impl *repoImpl) UpdatePrefixMetadata(c context.Context, r *api.PrefixMetadata) (resp *api.PrefixMetadata, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Fill in server-assigned fields. r.UpdateTime = google.NewTimestamp(clock.Now(c)) r.UpdateUser = string(auth.CurrentIdentity(c)) // Normalize and validate format of the PrefixMetadata. if err := common.NormalizePrefixMetadata(r); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad prefix metadata - %s", err) } // The root metadata is not modifiable through API. if r.Prefix == "" { return nil, status.Errorf(codes.InvalidArgument, "the root metadata is not modifiable") } // Check ACLs. if _, err := impl.checkRole(c, r.Prefix, api.Role_OWNER); err != nil { return nil, err } // Transactionally check the fingerprint and update the metadata. impl.meta // will recalculate the new fingerprint. Note there's a small chance the // caller no longer has OWNER role to modify the metadata inside the // transaction. We ignore it. It happens when caller's permissions are revoked // by someone else exactly during UpdatePrefixMetadata call. return impl.meta.UpdateMetadata(c, r.Prefix, func(cur *api.PrefixMetadata) error { if cur.Fingerprint != r.Fingerprint { switch { case cur.Fingerprint == "": // The metadata was deleted while the caller was messing with it. return noMetadataErr(r.Prefix) case r.Fingerprint == "": // Caller tries to make a new one, but we already have it. return status.Errorf( codes.AlreadyExists, "metadata for prefix %q already exists and has fingerprint %q, "+ "use combination of GetPrefixMetadata and UpdatePrefixMetadata to "+ "update it", r.Prefix, cur.Fingerprint) default: // The fingerprint has changed while the caller was messing with // the metadata. return status.Errorf( codes.FailedPrecondition, "metadata for prefix %q was updated concurrently "+ "(the fingerprint in the request %q doesn't match the current fingerprint %q), "+ "fetch new metadata with GetPrefixMetadata and reapply your "+ "changes", r.Prefix, r.Fingerprint, cur.Fingerprint) } } prev := *cur *cur = *r return model.EmitMetadataEvents(c, &prev, cur) }) }
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// UpdatePrefixMetadata implements the corresponding RPC method, see the proto doc.
[ "UpdatePrefixMetadata", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L177-L230
8,620
luci/luci-go
cipd/appengine/impl/repo/repo.go
GetRolesInPrefix
func (impl *repoImpl) GetRolesInPrefix(c context.Context, r *api.PrefixRequest) (resp *api.RolesInPrefixResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() r.Prefix, err = common.ValidatePackagePrefix(r.Prefix) if err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'prefix' - %s", err) } metas, err := impl.meta.GetMetadata(c, r.Prefix) if err != nil { return nil, err } roles, err := rolesInPrefix(c, metas) if err != nil { return nil, err } resp = &api.RolesInPrefixResponse{ Roles: make([]*api.RolesInPrefixResponse_RoleInPrefix, len(roles)), } for i, r := range roles { resp.Roles[i] = &api.RolesInPrefixResponse_RoleInPrefix{Role: r} } return resp, nil }
go
func (impl *repoImpl) GetRolesInPrefix(c context.Context, r *api.PrefixRequest) (resp *api.RolesInPrefixResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() r.Prefix, err = common.ValidatePackagePrefix(r.Prefix) if err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'prefix' - %s", err) } metas, err := impl.meta.GetMetadata(c, r.Prefix) if err != nil { return nil, err } roles, err := rolesInPrefix(c, metas) if err != nil { return nil, err } resp = &api.RolesInPrefixResponse{ Roles: make([]*api.RolesInPrefixResponse_RoleInPrefix, len(roles)), } for i, r := range roles { resp.Roles[i] = &api.RolesInPrefixResponse_RoleInPrefix{Role: r} } return resp, nil }
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// GetRolesInPrefix implements the corresponding RPC method, see the proto doc.
[ "GetRolesInPrefix", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L233-L258
8,621
luci/luci-go
cipd/appengine/impl/repo/repo.go
noAccessErr
func noAccessErr(c context.Context, prefix string) error { return status.Errorf( codes.PermissionDenied, "prefix %q doesn't exist or %q is not allowed to see it", prefix, auth.CurrentIdentity(c)) }
go
func noAccessErr(c context.Context, prefix string) error { return status.Errorf( codes.PermissionDenied, "prefix %q doesn't exist or %q is not allowed to see it", prefix, auth.CurrentIdentity(c)) }
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// noAccessErr produces a grpc error saying that the given prefix doesn't // exist or the caller has no access to it. This is generic error message that // should not give away prefix presence to non-readers.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L304-L308
8,622
luci/luci-go
cipd/appengine/impl/repo/repo.go
UnhidePackage
func (impl *repoImpl) UnhidePackage(c context.Context, r *api.PackageRequest) (*empty.Empty, error) { return impl.setPackageHidden(c, r, model.Visible) }
go
func (impl *repoImpl) UnhidePackage(c context.Context, r *api.PackageRequest) (*empty.Empty, error) { return impl.setPackageHidden(c, r, model.Visible) }
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// UnhidePackage implements the corresponding RPC method, see the proto doc.
[ "UnhidePackage", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L474-L476
8,623
luci/luci-go
cipd/appengine/impl/repo/repo.go
setPackageHidden
func (impl *repoImpl) setPackageHidden(c context.Context, r *api.PackageRequest, hidden bool) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } if _, err := impl.checkRole(c, r.Package, api.Role_OWNER); err != nil { return nil, err } switch err := model.SetPackageHidden(c, r.Package, hidden); { case err == datastore.ErrNoSuchEntity: return nil, status.Errorf(codes.NotFound, "no such package") case err != nil: return nil, errors.Annotate(err, "failed to update the package").Err() } return &empty.Empty{}, nil }
go
func (impl *repoImpl) setPackageHidden(c context.Context, r *api.PackageRequest, hidden bool) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } if _, err := impl.checkRole(c, r.Package, api.Role_OWNER); err != nil { return nil, err } switch err := model.SetPackageHidden(c, r.Package, hidden); { case err == datastore.ErrNoSuchEntity: return nil, status.Errorf(codes.NotFound, "no such package") case err != nil: return nil, errors.Annotate(err, "failed to update the package").Err() } return &empty.Empty{}, nil }
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// setPackageHidden is common implementation of HidePackage and UnhidePackage.
[ "setPackageHidden", "is", "common", "implementation", "of", "HidePackage", "and", "UnhidePackage", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L479-L496
8,624
luci/luci-go
cipd/appengine/impl/repo/repo.go
onInstanceRegistration
func (impl *repoImpl) onInstanceRegistration(c context.Context, inst *model.Instance) error { // Collect IDs of applicable processors. var procs []string for _, p := range impl.procs { if p.Applicable(inst) { procs = append(procs, p.ID()) } } if len(procs) == 0 { return nil } // Mark the instance as being processed now. inst.ProcessorsPending = procs // Launch the TQ task that does the processing (see runProcessorsTask below). return impl.tq.AddTask(c, &tq.Task{ Payload: &tasks.RunProcessors{Instance: inst.Proto()}, Title: inst.InstanceID, }) }
go
func (impl *repoImpl) onInstanceRegistration(c context.Context, inst *model.Instance) error { // Collect IDs of applicable processors. var procs []string for _, p := range impl.procs { if p.Applicable(inst) { procs = append(procs, p.ID()) } } if len(procs) == 0 { return nil } // Mark the instance as being processed now. inst.ProcessorsPending = procs // Launch the TQ task that does the processing (see runProcessorsTask below). return impl.tq.AddTask(c, &tq.Task{ Payload: &tasks.RunProcessors{Instance: inst.Proto()}, Title: inst.InstanceID, }) }
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// onInstanceRegistration is called in a txn when registering an instance.
[ "onInstanceRegistration", "is", "called", "in", "a", "txn", "when", "registering", "an", "instance", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L607-L627
8,625
luci/luci-go
cipd/appengine/impl/repo/repo.go
runProcessorsTask
func (impl *repoImpl) runProcessorsTask(c context.Context, t *tasks.RunProcessors) error { // Fetch the instance to see what processors are still pending. inst := (&model.Instance{}).FromProto(c, t.Instance) switch err := datastore.Get(c, inst); { case err == datastore.ErrNoSuchEntity: return fmt.Errorf("instance %q is unexpectedly gone from the datastore", inst.InstanceID) case err != nil: return transient.Tag.Apply(err) } results := map[string]processing.Result{} // Grab processors we haven't ran yet. var run []processing.Processor for _, id := range inst.ProcessorsPending { if proc := impl.procsMap[id]; proc != nil { run = append(run, proc) } else { logging.Errorf(c, "Skipping unknown processor %q", id) results[id] = processing.Result{Err: fmt.Errorf("unknown processor %q", id)} } } // Exit early if there's nothing to run. if len(run) == 0 { return impl.updateProcessors(c, t.Instance, results) } // Open the package for reading. pkg, err := impl.packageReader(c, t.Instance.Instance) switch { case transient.Tag.In(err): return err // retry the whole thing case err != nil: // The package is fatally broken, give up. logging.WithError(err).Errorf(c, "The package can't be opened, failing all processors") for _, proc := range run { results[proc.ID()] = processing.Result{Err: err} } return impl.updateProcessors(c, t.Instance, results) } // Run the processors sequentially, since PackageReader is not very friendly // to concurrent access. var transientErrs errors.MultiError for _, proc := range run { logging.Infof(c, "Running processor %q", proc.ID()) res, err := proc.Run(c, inst, pkg) if err != nil { logging.WithError(err).Errorf(c, "Processor %q failed transiently", proc.ID()) transientErrs = append(transientErrs, err) } else { if res.Err != nil { logging.WithError(res.Err).Errorf(c, "Processor %q failed fatally", proc.ID()) } results[proc.ID()] = res } } // Store what we've got, even if some processor may have failed to run. updErr := impl.updateProcessors(c, t.Instance, results) // Prefer errors from processors over 'updErr' if both happen. Processor // errors are more interesting. switch { case len(transientErrs) != 0: return transient.Tag.Apply(transientErrs) case updErr != nil: return updErr } return nil }
go
func (impl *repoImpl) runProcessorsTask(c context.Context, t *tasks.RunProcessors) error { // Fetch the instance to see what processors are still pending. inst := (&model.Instance{}).FromProto(c, t.Instance) switch err := datastore.Get(c, inst); { case err == datastore.ErrNoSuchEntity: return fmt.Errorf("instance %q is unexpectedly gone from the datastore", inst.InstanceID) case err != nil: return transient.Tag.Apply(err) } results := map[string]processing.Result{} // Grab processors we haven't ran yet. var run []processing.Processor for _, id := range inst.ProcessorsPending { if proc := impl.procsMap[id]; proc != nil { run = append(run, proc) } else { logging.Errorf(c, "Skipping unknown processor %q", id) results[id] = processing.Result{Err: fmt.Errorf("unknown processor %q", id)} } } // Exit early if there's nothing to run. if len(run) == 0 { return impl.updateProcessors(c, t.Instance, results) } // Open the package for reading. pkg, err := impl.packageReader(c, t.Instance.Instance) switch { case transient.Tag.In(err): return err // retry the whole thing case err != nil: // The package is fatally broken, give up. logging.WithError(err).Errorf(c, "The package can't be opened, failing all processors") for _, proc := range run { results[proc.ID()] = processing.Result{Err: err} } return impl.updateProcessors(c, t.Instance, results) } // Run the processors sequentially, since PackageReader is not very friendly // to concurrent access. var transientErrs errors.MultiError for _, proc := range run { logging.Infof(c, "Running processor %q", proc.ID()) res, err := proc.Run(c, inst, pkg) if err != nil { logging.WithError(err).Errorf(c, "Processor %q failed transiently", proc.ID()) transientErrs = append(transientErrs, err) } else { if res.Err != nil { logging.WithError(res.Err).Errorf(c, "Processor %q failed fatally", proc.ID()) } results[proc.ID()] = res } } // Store what we've got, even if some processor may have failed to run. updErr := impl.updateProcessors(c, t.Instance, results) // Prefer errors from processors over 'updErr' if both happen. Processor // errors are more interesting. switch { case len(transientErrs) != 0: return transient.Tag.Apply(transientErrs) case updErr != nil: return updErr } return nil }
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// runProcessorsTask executes a post-upload processing step. // // Returning a transient error here causes the task queue service to retry the // task.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L633-L704
8,626
luci/luci-go
cipd/appengine/impl/repo/repo.go
paginatedQuery
func (impl *repoImpl) paginatedQuery(c context.Context, opts paginatedQueryOpts) (out []*api.Instance, nextTok string, err error) { // Validate the request, decode the cursor. if err := common.ValidatePackageName(opts.Package); err != nil { return nil, "", status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } switch { case opts.PageSize < 0: return nil, "", status.Errorf(codes.InvalidArgument, "bad 'page_size' %d - it should be non-negative", opts.PageSize) case opts.PageSize == 0: opts.PageSize = 100 } var cursor datastore.Cursor if opts.PageToken != "" { if cursor, err = datastore.DecodeCursor(c, opts.PageToken); err != nil { return nil, "", status.Errorf(codes.InvalidArgument, "bad 'page_token' - %s", err) } } if opts.Validator != nil { if err := opts.Validator(); err != nil { return nil, "", err } } // Check ACLs. if _, err := impl.checkRole(c, opts.Package, api.Role_READER); err != nil { return nil, "", err } // Check that the package is registered. if err := model.CheckPackageExists(c, opts.Package); err != nil { return nil, "", err } // Do the actual listing. inst, cursor, err := opts.Handler(cursor, opts.PageSize) if err != nil { return nil, "", errors.Annotate(err, "failed to query instances").Err() } // Convert results to proto. out = make([]*api.Instance, len(inst)) for i, ent := range inst { out[i] = ent.Proto() } if cursor != nil { nextTok = cursor.String() } return }
go
func (impl *repoImpl) paginatedQuery(c context.Context, opts paginatedQueryOpts) (out []*api.Instance, nextTok string, err error) { // Validate the request, decode the cursor. if err := common.ValidatePackageName(opts.Package); err != nil { return nil, "", status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } switch { case opts.PageSize < 0: return nil, "", status.Errorf(codes.InvalidArgument, "bad 'page_size' %d - it should be non-negative", opts.PageSize) case opts.PageSize == 0: opts.PageSize = 100 } var cursor datastore.Cursor if opts.PageToken != "" { if cursor, err = datastore.DecodeCursor(c, opts.PageToken); err != nil { return nil, "", status.Errorf(codes.InvalidArgument, "bad 'page_token' - %s", err) } } if opts.Validator != nil { if err := opts.Validator(); err != nil { return nil, "", err } } // Check ACLs. if _, err := impl.checkRole(c, opts.Package, api.Role_READER); err != nil { return nil, "", err } // Check that the package is registered. if err := model.CheckPackageExists(c, opts.Package); err != nil { return nil, "", err } // Do the actual listing. inst, cursor, err := opts.Handler(cursor, opts.PageSize) if err != nil { return nil, "", errors.Annotate(err, "failed to query instances").Err() } // Convert results to proto. out = make([]*api.Instance, len(inst)) for i, ent := range inst { out[i] = ent.Proto() } if cursor != nil { nextTok = cursor.String() } return }
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// paginatedQuery is a common part of ListInstances and SearchInstances.
[ "paginatedQuery", "is", "a", "common", "part", "of", "ListInstances", "and", "SearchInstances", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L792-L843
8,627
luci/luci-go
cipd/appengine/impl/repo/repo.go
ListInstances
func (impl *repoImpl) ListInstances(c context.Context, r *api.ListInstancesRequest) (resp *api.ListInstancesResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() result, nextPage, err := impl.paginatedQuery(c, paginatedQueryOpts{ Package: r.Package, PageSize: r.PageSize, PageToken: r.PageToken, Handler: func(cur datastore.Cursor, pageSize int32) ([]*model.Instance, datastore.Cursor, error) { return model.ListInstances(c, r.Package, pageSize, cur) }, }) if err != nil { return nil, err } return &api.ListInstancesResponse{ Instances: result, NextPageToken: nextPage, }, nil }
go
func (impl *repoImpl) ListInstances(c context.Context, r *api.ListInstancesRequest) (resp *api.ListInstancesResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() result, nextPage, err := impl.paginatedQuery(c, paginatedQueryOpts{ Package: r.Package, PageSize: r.PageSize, PageToken: r.PageToken, Handler: func(cur datastore.Cursor, pageSize int32) ([]*model.Instance, datastore.Cursor, error) { return model.ListInstances(c, r.Package, pageSize, cur) }, }) if err != nil { return nil, err } return &api.ListInstancesResponse{ Instances: result, NextPageToken: nextPage, }, nil }
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// ListInstances implements the corresponding RPC method, see the proto doc.
[ "ListInstances", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L846-L865
8,628
luci/luci-go
cipd/appengine/impl/repo/repo.go
SearchInstances
func (impl *repoImpl) SearchInstances(c context.Context, r *api.SearchInstancesRequest) (resp *api.SearchInstancesResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() result, nextPage, err := impl.paginatedQuery(c, paginatedQueryOpts{ Package: r.Package, PageSize: r.PageSize, PageToken: r.PageToken, Validator: func() error { return validateTagList(r.Tags) }, Handler: func(cur datastore.Cursor, pageSize int32) ([]*model.Instance, datastore.Cursor, error) { return model.SearchInstances(c, r.Package, r.Tags, pageSize, cur) }, }) if err != nil { return nil, err } return &api.SearchInstancesResponse{ Instances: result, NextPageToken: nextPage, }, nil }
go
func (impl *repoImpl) SearchInstances(c context.Context, r *api.SearchInstancesRequest) (resp *api.SearchInstancesResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() result, nextPage, err := impl.paginatedQuery(c, paginatedQueryOpts{ Package: r.Package, PageSize: r.PageSize, PageToken: r.PageToken, Validator: func() error { return validateTagList(r.Tags) }, Handler: func(cur datastore.Cursor, pageSize int32) ([]*model.Instance, datastore.Cursor, error) { return model.SearchInstances(c, r.Package, r.Tags, pageSize, cur) }, }) if err != nil { return nil, err } return &api.SearchInstancesResponse{ Instances: result, NextPageToken: nextPage, }, nil }
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// SearchInstances implements the corresponding RPC method, see the proto doc.
[ "SearchInstances", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L868-L888
8,629
luci/luci-go
cipd/appengine/impl/repo/repo.go
DeleteRef
func (impl *repoImpl) DeleteRef(c context.Context, r *api.DeleteRefRequest) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageRef(r.Name); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'name' - %s", err) } if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_WRITER); err != nil { return nil, err } // Verify the package actually exists, per DeleteRef contract. if err := model.CheckPackageExists(c, r.Package); err != nil { return nil, err } // Actually delete the ref. if err := model.DeleteRef(c, r.Package, r.Name); err != nil { return nil, err } return &empty.Empty{}, nil }
go
func (impl *repoImpl) DeleteRef(c context.Context, r *api.DeleteRefRequest) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageRef(r.Name); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'name' - %s", err) } if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_WRITER); err != nil { return nil, err } // Verify the package actually exists, per DeleteRef contract. if err := model.CheckPackageExists(c, r.Package); err != nil { return nil, err } // Actually delete the ref. if err := model.DeleteRef(c, r.Package, r.Name); err != nil { return nil, err } return &empty.Empty{}, nil }
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// DeleteRef implements the corresponding RPC method, see the proto doc.
[ "DeleteRef", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L926-L952
8,630
luci/luci-go
cipd/appengine/impl/repo/repo.go
ListRefs
func (impl *repoImpl) ListRefs(c context.Context, r *api.ListRefsRequest) (resp *api.ListRefsResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_READER); err != nil { return nil, err } // Verify the package actually exists, per ListPackageRefs contract. if err := model.CheckPackageExists(c, r.Package); err != nil { return nil, err } // Actually list refs. refs, err := model.ListPackageRefs(c, r.Package) if err != nil { return nil, errors.Annotate(err, "failed to list refs").Err() } resp = &api.ListRefsResponse{Refs: make([]*api.Ref, len(refs))} for i, ref := range refs { resp.Refs[i] = ref.Proto() } return resp, nil }
go
func (impl *repoImpl) ListRefs(c context.Context, r *api.ListRefsRequest) (resp *api.ListRefsResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_READER); err != nil { return nil, err } // Verify the package actually exists, per ListPackageRefs contract. if err := model.CheckPackageExists(c, r.Package); err != nil { return nil, err } // Actually list refs. refs, err := model.ListPackageRefs(c, r.Package) if err != nil { return nil, errors.Annotate(err, "failed to list refs").Err() } resp = &api.ListRefsResponse{Refs: make([]*api.Ref, len(refs))} for i, ref := range refs { resp.Refs[i] = ref.Proto() } return resp, nil }
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// ListRefs implements the corresponding RPC method, see the proto doc.
[ "ListRefs", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L955-L983
8,631
luci/luci-go
cipd/appengine/impl/repo/repo.go
AttachTags
func (impl *repoImpl) AttachTags(c context.Context, r *api.AttachTagsRequest) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := validateMultiTagReq(r.Package, r.Instance, r.Tags); err != nil { return nil, err } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_WRITER); err != nil { return nil, err } // Actually attach the tags. This will also transactionally check the instance // exists and it has passed the processing successfully. inst := &model.Instance{ InstanceID: common.ObjectRefToInstanceID(r.Instance), Package: model.PackageKey(c, r.Package), } if err := model.AttachTags(c, inst, r.Tags); err != nil { return nil, err } return &empty.Empty{}, nil }
go
func (impl *repoImpl) AttachTags(c context.Context, r *api.AttachTagsRequest) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := validateMultiTagReq(r.Package, r.Instance, r.Tags); err != nil { return nil, err } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_WRITER); err != nil { return nil, err } // Actually attach the tags. This will also transactionally check the instance // exists and it has passed the processing successfully. inst := &model.Instance{ InstanceID: common.ObjectRefToInstanceID(r.Instance), Package: model.PackageKey(c, r.Package), } if err := model.AttachTags(c, inst, r.Tags); err != nil { return nil, err } return &empty.Empty{}, nil }
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// AttachTags implements the corresponding RPC method, see the proto doc.
[ "AttachTags", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1012-L1035
8,632
luci/luci-go
cipd/appengine/impl/repo/repo.go
DetachTags
func (impl *repoImpl) DetachTags(c context.Context, r *api.DetachTagsRequest) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := validateMultiTagReq(r.Package, r.Instance, r.Tags); err != nil { return nil, err } // Check ACLs. Note this is scoped to OWNERS, see the proto doc. if _, err := impl.checkRole(c, r.Package, api.Role_OWNER); err != nil { return nil, err } // Verify the instance exists, per DetachTags contract. inst := &model.Instance{ InstanceID: common.ObjectRefToInstanceID(r.Instance), Package: model.PackageKey(c, r.Package), } if err := model.CheckInstanceExists(c, inst); err != nil { return nil, err } // Actually detach the tags. if err := model.DetachTags(c, inst, r.Tags); err != nil { return nil, err } return &empty.Empty{}, nil }
go
func (impl *repoImpl) DetachTags(c context.Context, r *api.DetachTagsRequest) (resp *empty.Empty, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := validateMultiTagReq(r.Package, r.Instance, r.Tags); err != nil { return nil, err } // Check ACLs. Note this is scoped to OWNERS, see the proto doc. if _, err := impl.checkRole(c, r.Package, api.Role_OWNER); err != nil { return nil, err } // Verify the instance exists, per DetachTags contract. inst := &model.Instance{ InstanceID: common.ObjectRefToInstanceID(r.Instance), Package: model.PackageKey(c, r.Package), } if err := model.CheckInstanceExists(c, inst); err != nil { return nil, err } // Actually detach the tags. if err := model.DetachTags(c, inst, r.Tags); err != nil { return nil, err } return &empty.Empty{}, nil }
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// DetachTags implements the corresponding RPC method, see the proto doc.
[ "DetachTags", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1038-L1065
8,633
luci/luci-go
cipd/appengine/impl/repo/repo.go
GetInstanceURL
func (impl *repoImpl) GetInstanceURL(c context.Context, r *api.GetInstanceURLRequest) (resp *api.ObjectURL, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } if err := common.ValidateObjectRef(r.Instance, common.KnownHash); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'instance' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_READER); err != nil { return nil, err } // Make sure this instance actually exists (without this check the caller // would be able to "probe" CAS namespace unrestricted). inst := (&model.Instance{}).FromProto(c, &api.Instance{ Package: r.Package, Instance: r.Instance, }) if err := model.CheckInstanceExists(c, inst); err != nil { return nil, err } // Ask CAS generate an URL for us. Note that CAS does caching internally. return impl.cas.GetObjectURL(c, &api.GetObjectURLRequest{ Object: r.Instance, }) }
go
func (impl *repoImpl) GetInstanceURL(c context.Context, r *api.GetInstanceURLRequest) (resp *api.ObjectURL, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } if err := common.ValidateObjectRef(r.Instance, common.KnownHash); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'instance' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_READER); err != nil { return nil, err } // Make sure this instance actually exists (without this check the caller // would be able to "probe" CAS namespace unrestricted). inst := (&model.Instance{}).FromProto(c, &api.Instance{ Package: r.Package, Instance: r.Instance, }) if err := model.CheckInstanceExists(c, inst); err != nil { return nil, err } // Ask CAS generate an URL for us. Note that CAS does caching internally. return impl.cas.GetObjectURL(c, &api.GetObjectURLRequest{ Object: r.Instance, }) }
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// GetInstanceURL implements the corresponding RPC method, see the proto doc.
[ "GetInstanceURL", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1097-L1127
8,634
luci/luci-go
cipd/appengine/impl/repo/repo.go
DescribeClient
func (impl *repoImpl) DescribeClient(c context.Context, r *api.DescribeClientRequest) (resp *api.DescribeClientResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } if !processing.IsClientPackage(r.Package) { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - not a CIPD client package") } if err := common.ValidateObjectRef(r.Instance, common.KnownHash); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'instance' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_READER); err != nil { return nil, err } // Make sure this instance exists, has all processors finished and fetch // basic details about it. inst := (&model.Instance{}).FromProto(c, &api.Instance{ Package: r.Package, Instance: r.Instance, }) if err := model.CheckInstanceReady(c, inst); err != nil { return nil, err } // Grab the location of the extracted CIPD client from the post-processor. // This must succeed, since CheckInstanceReady above verified processors have // finished. Thus treat any error here as internal, as it will require an // investigation. proc, err := processing.GetClientExtractorResult(c, inst.Proto()) if err != nil { return nil, errors.Annotate(err, "failed to get client extractor results").Tag(grpcutil.InternalTag).Err() } ref, err := proc.ToObjectRef() if err != nil { return nil, errors.Annotate(err, "malformed or unrecognized ref in the client extractor results").Tag(grpcutil.InternalTag).Err() } // refAliases (and SHA1 in particular, as hash supported by oldest code) is // required to allow older clients to self-update to a newer client. See the // doc for DescribeClientResponse proto message. refAliases := proc.ObjectRefAliases() sha1 := "" for _, ref := range refAliases { if ref.HashAlgo == api.HashAlgo_SHA1 { sha1 = ref.HexDigest break } } if sha1 == "" { return nil, errors.Reason("malformed client extraction results, missing SHA1 digest").Tag(grpcutil.InternalTag).Err() } // Grab the signed URL of the client binary. signedURL, err := impl.cas.GetObjectURL(c, &api.GetObjectURLRequest{ Object: ref, DownloadFilename: processing.GetClientBinaryName(r.Package), // e.g. 'cipd.exe' }) if err != nil { return nil, errors.Annotate(err, "failed to get signed URL to the client binary").Tag(grpcutil.InternalTag).Err() } return &api.DescribeClientResponse{ Instance: inst.Proto(), ClientRef: ref, ClientBinary: signedURL, ClientSize: proc.ClientBinary.Size, LegacySha1: sha1, ClientRefAliases: refAliases, }, nil }
go
func (impl *repoImpl) DescribeClient(c context.Context, r *api.DescribeClientRequest) (resp *api.DescribeClientResponse, err error) { defer func() { err = grpcutil.GRPCifyAndLogErr(c, err) }() // Validate the request. if err := common.ValidatePackageName(r.Package); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - %s", err) } if !processing.IsClientPackage(r.Package) { return nil, status.Errorf(codes.InvalidArgument, "bad 'package' - not a CIPD client package") } if err := common.ValidateObjectRef(r.Instance, common.KnownHash); err != nil { return nil, status.Errorf(codes.InvalidArgument, "bad 'instance' - %s", err) } // Check ACLs. if _, err := impl.checkRole(c, r.Package, api.Role_READER); err != nil { return nil, err } // Make sure this instance exists, has all processors finished and fetch // basic details about it. inst := (&model.Instance{}).FromProto(c, &api.Instance{ Package: r.Package, Instance: r.Instance, }) if err := model.CheckInstanceReady(c, inst); err != nil { return nil, err } // Grab the location of the extracted CIPD client from the post-processor. // This must succeed, since CheckInstanceReady above verified processors have // finished. Thus treat any error here as internal, as it will require an // investigation. proc, err := processing.GetClientExtractorResult(c, inst.Proto()) if err != nil { return nil, errors.Annotate(err, "failed to get client extractor results").Tag(grpcutil.InternalTag).Err() } ref, err := proc.ToObjectRef() if err != nil { return nil, errors.Annotate(err, "malformed or unrecognized ref in the client extractor results").Tag(grpcutil.InternalTag).Err() } // refAliases (and SHA1 in particular, as hash supported by oldest code) is // required to allow older clients to self-update to a newer client. See the // doc for DescribeClientResponse proto message. refAliases := proc.ObjectRefAliases() sha1 := "" for _, ref := range refAliases { if ref.HashAlgo == api.HashAlgo_SHA1 { sha1 = ref.HexDigest break } } if sha1 == "" { return nil, errors.Reason("malformed client extraction results, missing SHA1 digest").Tag(grpcutil.InternalTag).Err() } // Grab the signed URL of the client binary. signedURL, err := impl.cas.GetObjectURL(c, &api.GetObjectURLRequest{ Object: ref, DownloadFilename: processing.GetClientBinaryName(r.Package), // e.g. 'cipd.exe' }) if err != nil { return nil, errors.Annotate(err, "failed to get signed URL to the client binary").Tag(grpcutil.InternalTag).Err() } return &api.DescribeClientResponse{ Instance: inst.Proto(), ClientRef: ref, ClientBinary: signedURL, ClientSize: proc.ClientBinary.Size, LegacySha1: sha1, ClientRefAliases: refAliases, }, nil }
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// DescribeClient implements the corresponding RPC method, see the proto doc.
[ "DescribeClient", "implements", "the", "corresponding", "RPC", "method", "see", "the", "proto", "doc", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1208-L1282
8,635
luci/luci-go
cipd/appengine/impl/repo/repo.go
FromInstance
func (l *legacyInstance) FromInstance(inst *api.Instance) *legacyInstance { l.PackageName = inst.Package l.InstanceID = common.ObjectRefToInstanceID(inst.Instance) l.RegisteredBy = inst.RegisteredBy if ts := inst.RegisteredTs; ts != nil { l.RegisteredTs = fmt.Sprintf("%d", ts.Seconds*1e6+int64(ts.Nanos/1e3)) } else { l.RegisteredTs = "" } return l }
go
func (l *legacyInstance) FromInstance(inst *api.Instance) *legacyInstance { l.PackageName = inst.Package l.InstanceID = common.ObjectRefToInstanceID(inst.Instance) l.RegisteredBy = inst.RegisteredBy if ts := inst.RegisteredTs; ts != nil { l.RegisteredTs = fmt.Sprintf("%d", ts.Seconds*1e6+int64(ts.Nanos/1e3)) } else { l.RegisteredTs = "" } return l }
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// FromInstance fills in legacyInstance based on data from Instance proto.
[ "FromInstance", "fills", "in", "legacyInstance", "based", "on", "data", "from", "Instance", "proto", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1300-L1310
8,636
luci/luci-go
cipd/appengine/impl/repo/repo.go
replyWithJSON
func replyWithJSON(w http.ResponseWriter, obj interface{}) error { w.Header().Set("Content-Type", "application/json; charset=utf-8") w.WriteHeader(http.StatusOK) enc := json.NewEncoder(w) enc.SetIndent("", " ") enc.SetEscapeHTML(false) return enc.Encode(obj) }
go
func replyWithJSON(w http.ResponseWriter, obj interface{}) error { w.Header().Set("Content-Type", "application/json; charset=utf-8") w.WriteHeader(http.StatusOK) enc := json.NewEncoder(w) enc.SetIndent("", " ") enc.SetEscapeHTML(false) return enc.Encode(obj) }
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// replyWithJSON sends StatusOK with JSON body.
[ "replyWithJSON", "sends", "StatusOK", "with", "JSON", "body", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1327-L1334
8,637
luci/luci-go
cipd/appengine/impl/repo/repo.go
replyWithError
func replyWithError(w http.ResponseWriter, status, message string, args ...interface{}) error { return replyWithJSON(w, map[string]string{ "status": status, "error_message": fmt.Sprintf(message, args...), }) }
go
func replyWithError(w http.ResponseWriter, status, message string, args ...interface{}) error { return replyWithJSON(w, map[string]string{ "status": status, "error_message": fmt.Sprintf(message, args...), }) }
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// replyWithError sends StatusOK with JSON body containing an error. // // Due to Cloud Endpoints limitations, legacy API used StatusOK for some not-OK // responses and communicated the actual error through 'status' response field.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/impl/repo/repo.go#L1340-L1345
8,638
luci/luci-go
gce/appengine/backend/bots.go
setConnected
func setConnected(c context.Context, id, hostname string, at time.Time) error { // Check dscache in case vm.Connected is set now, to avoid a costly transaction. vm := &model.VM{ ID: id, } switch err := datastore.Get(c, vm); { case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != hostname: return errors.Reason("bot %q does not exist", hostname).Err() case vm.Connected > 0: return nil } return datastore.RunInTransaction(c, func(c context.Context) error { switch err := datastore.Get(c, vm); { case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != hostname: return errors.Reason("bot %q does not exist", hostname).Err() case vm.Connected > 0: return nil } vm.Connected = at.Unix() if err := datastore.Put(c, vm); err != nil { return errors.Annotate(err, "failed to store VM").Err() } return nil }, nil) }
go
func setConnected(c context.Context, id, hostname string, at time.Time) error { // Check dscache in case vm.Connected is set now, to avoid a costly transaction. vm := &model.VM{ ID: id, } switch err := datastore.Get(c, vm); { case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != hostname: return errors.Reason("bot %q does not exist", hostname).Err() case vm.Connected > 0: return nil } return datastore.RunInTransaction(c, func(c context.Context) error { switch err := datastore.Get(c, vm); { case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != hostname: return errors.Reason("bot %q does not exist", hostname).Err() case vm.Connected > 0: return nil } vm.Connected = at.Unix() if err := datastore.Put(c, vm); err != nil { return errors.Annotate(err, "failed to store VM").Err() } return nil }, nil) }
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// setConnected sets the Swarming bot as connected in the datastore if it isn't already.
[ "setConnected", "sets", "the", "Swarming", "bot", "as", "connected", "in", "the", "datastore", "if", "it", "isn", "t", "already", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L41-L69
8,639
luci/luci-go
gce/appengine/backend/bots.go
manageMissingBot
func manageMissingBot(c context.Context, vm *model.VM) error { // Set that the bot has not yet connected to Swarming. switch { case vm.Lifetime > 0 && vm.Created+vm.Lifetime < time.Now().Unix(): logging.Debugf(c, "deadline %d exceeded", vm.Created+vm.Lifetime) return destroyInstanceAsync(c, vm.ID, vm.URL) case vm.Drained: logging.Debugf(c, "VM drained") return destroyInstanceAsync(c, vm.ID, vm.URL) case vm.Timeout > 0 && vm.Created+vm.Timeout < time.Now().Unix(): logging.Debugf(c, "timeout %d exceeded", vm.Created+vm.Timeout) return destroyInstanceAsync(c, vm.ID, vm.URL) default: return nil } }
go
func manageMissingBot(c context.Context, vm *model.VM) error { // Set that the bot has not yet connected to Swarming. switch { case vm.Lifetime > 0 && vm.Created+vm.Lifetime < time.Now().Unix(): logging.Debugf(c, "deadline %d exceeded", vm.Created+vm.Lifetime) return destroyInstanceAsync(c, vm.ID, vm.URL) case vm.Drained: logging.Debugf(c, "VM drained") return destroyInstanceAsync(c, vm.ID, vm.URL) case vm.Timeout > 0 && vm.Created+vm.Timeout < time.Now().Unix(): logging.Debugf(c, "timeout %d exceeded", vm.Created+vm.Timeout) return destroyInstanceAsync(c, vm.ID, vm.URL) default: return nil } }
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// manageMissingBot manages a missing Swarming bot.
[ "manageMissingBot", "manages", "a", "missing", "Swarming", "bot", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L72-L87
8,640
luci/luci-go
gce/appengine/backend/bots.go
manageExistingBot
func manageExistingBot(c context.Context, bot *swarming.SwarmingRpcsBotInfo, vm *model.VM) error { // This value of vm.Connected may be several seconds old, because the VM was fetched // prior to sending an RPC to Swarming. Still, check it here to save a costly operation // in setConnected, since manageExistingBot may be called thousands of times per minute. if vm.Connected == 0 { t, err := time.Parse(utcRFC3339, bot.FirstSeenTs) if err != nil { return errors.Annotate(err, "failed to parse bot connection time").Err() } if err := setConnected(c, vm.ID, vm.Hostname, t); err != nil { return err } } // A bot connected to Swarming may be executing workload. // To destroy the instance, terminate the bot first to avoid interruptions. // Termination can be skipped if the bot is deleted, dead, or already terminated. switch { case bot.Deleted: logging.Debugf(c, "bot deleted") return destroyInstanceAsync(c, vm.ID, vm.URL) case bot.IsDead: logging.Debugf(c, "bot dead") return destroyInstanceAsync(c, vm.ID, vm.URL) } srv := getSwarming(c, vm.Swarming).Bot // bot_terminate occurs when the bot starts the termination task and is normally followed // by task_completed and bot_shutdown. A terminated bot has no further events. Responses // also include the full set of dimensions when the event was recorded. Limit response size // by fetching only recent events, and only the type of each. events, err := srv.Events(vm.Hostname).Context(c).Fields("items/event_type").Limit(5).Do() if err != nil { if gerr, ok := err.(*googleapi.Error); ok { logErrors(c, gerr) return errors.Reason("failed to fetch bot events").Err() } return errors.Annotate(err, "failed to fetch bot events").Err() } for _, e := range events.Items { if e.EventType == "bot_terminate" { logging.Debugf(c, "bot terminated") return destroyInstanceAsync(c, vm.ID, vm.URL) } } switch { case vm.Lifetime > 0 && vm.Created+vm.Lifetime < time.Now().Unix(): logging.Debugf(c, "deadline %d exceeded", vm.Created+vm.Lifetime) return terminateBotAsync(c, vm.ID, vm.Hostname) case vm.Drained: logging.Debugf(c, "VM drained") return terminateBotAsync(c, vm.ID, vm.Hostname) } return nil }
go
func manageExistingBot(c context.Context, bot *swarming.SwarmingRpcsBotInfo, vm *model.VM) error { // This value of vm.Connected may be several seconds old, because the VM was fetched // prior to sending an RPC to Swarming. Still, check it here to save a costly operation // in setConnected, since manageExistingBot may be called thousands of times per minute. if vm.Connected == 0 { t, err := time.Parse(utcRFC3339, bot.FirstSeenTs) if err != nil { return errors.Annotate(err, "failed to parse bot connection time").Err() } if err := setConnected(c, vm.ID, vm.Hostname, t); err != nil { return err } } // A bot connected to Swarming may be executing workload. // To destroy the instance, terminate the bot first to avoid interruptions. // Termination can be skipped if the bot is deleted, dead, or already terminated. switch { case bot.Deleted: logging.Debugf(c, "bot deleted") return destroyInstanceAsync(c, vm.ID, vm.URL) case bot.IsDead: logging.Debugf(c, "bot dead") return destroyInstanceAsync(c, vm.ID, vm.URL) } srv := getSwarming(c, vm.Swarming).Bot // bot_terminate occurs when the bot starts the termination task and is normally followed // by task_completed and bot_shutdown. A terminated bot has no further events. Responses // also include the full set of dimensions when the event was recorded. Limit response size // by fetching only recent events, and only the type of each. events, err := srv.Events(vm.Hostname).Context(c).Fields("items/event_type").Limit(5).Do() if err != nil { if gerr, ok := err.(*googleapi.Error); ok { logErrors(c, gerr) return errors.Reason("failed to fetch bot events").Err() } return errors.Annotate(err, "failed to fetch bot events").Err() } for _, e := range events.Items { if e.EventType == "bot_terminate" { logging.Debugf(c, "bot terminated") return destroyInstanceAsync(c, vm.ID, vm.URL) } } switch { case vm.Lifetime > 0 && vm.Created+vm.Lifetime < time.Now().Unix(): logging.Debugf(c, "deadline %d exceeded", vm.Created+vm.Lifetime) return terminateBotAsync(c, vm.ID, vm.Hostname) case vm.Drained: logging.Debugf(c, "VM drained") return terminateBotAsync(c, vm.ID, vm.Hostname) } return nil }
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// manageExistingBot manages an existing Swarming bot.
[ "manageExistingBot", "manages", "an", "existing", "Swarming", "bot", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L90-L142
8,641
luci/luci-go
gce/appengine/backend/bots.go
manageBot
func manageBot(c context.Context, payload proto.Message) error { task, ok := payload.(*tasks.ManageBot) switch { case !ok: return errors.Reason("unexpected payload %q", payload).Err() case task.GetId() == "": return errors.Reason("ID is required").Err() } vm := &model.VM{ ID: task.Id, } switch err := datastore.Get(c, vm); { case err == datastore.ErrNoSuchEntity: return nil case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.URL == "": logging.Debugf(c, "instance %q does not exist", vm.Hostname) return nil } logging.Debugf(c, "fetching bot %q: %s", vm.Hostname, vm.Swarming) bot, err := getSwarming(c, vm.Swarming).Bot.Get(vm.Hostname).Context(c).Do() if err != nil { if gerr, ok := err.(*googleapi.Error); ok { if gerr.Code == http.StatusNotFound { logging.Debugf(c, "bot not found") return manageMissingBot(c, vm) } logErrors(c, gerr) return errors.Reason("failed to fetch bot").Err() } return errors.Annotate(err, "failed to fetch bot").Err() } logging.Debugf(c, "found bot") return manageExistingBot(c, bot, vm) }
go
func manageBot(c context.Context, payload proto.Message) error { task, ok := payload.(*tasks.ManageBot) switch { case !ok: return errors.Reason("unexpected payload %q", payload).Err() case task.GetId() == "": return errors.Reason("ID is required").Err() } vm := &model.VM{ ID: task.Id, } switch err := datastore.Get(c, vm); { case err == datastore.ErrNoSuchEntity: return nil case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.URL == "": logging.Debugf(c, "instance %q does not exist", vm.Hostname) return nil } logging.Debugf(c, "fetching bot %q: %s", vm.Hostname, vm.Swarming) bot, err := getSwarming(c, vm.Swarming).Bot.Get(vm.Hostname).Context(c).Do() if err != nil { if gerr, ok := err.(*googleapi.Error); ok { if gerr.Code == http.StatusNotFound { logging.Debugf(c, "bot not found") return manageMissingBot(c, vm) } logErrors(c, gerr) return errors.Reason("failed to fetch bot").Err() } return errors.Annotate(err, "failed to fetch bot").Err() } logging.Debugf(c, "found bot") return manageExistingBot(c, bot, vm) }
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// manageBot manages a Swarming bot.
[ "manageBot", "manages", "a", "Swarming", "bot", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L148-L183
8,642
luci/luci-go
gce/appengine/backend/bots.go
terminateBotAsync
func terminateBotAsync(c context.Context, id, hostname string) error { t := &tq.Task{ Payload: &tasks.TerminateBot{ Id: id, Hostname: hostname, }, } if err := getDispatcher(c).AddTask(c, t); err != nil { return errors.Annotate(err, "failed to schedule terminate task").Err() } return nil }
go
func terminateBotAsync(c context.Context, id, hostname string) error { t := &tq.Task{ Payload: &tasks.TerminateBot{ Id: id, Hostname: hostname, }, } if err := getDispatcher(c).AddTask(c, t); err != nil { return errors.Annotate(err, "failed to schedule terminate task").Err() } return nil }
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// terminateBotAsync schedules a task queue task to terminate a Swarming bot.
[ "terminateBotAsync", "schedules", "a", "task", "queue", "task", "to", "terminate", "a", "Swarming", "bot", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L186-L197
8,643
luci/luci-go
gce/appengine/backend/bots.go
terminateBot
func terminateBot(c context.Context, payload proto.Message) error { task, ok := payload.(*tasks.TerminateBot) switch { case !ok: return errors.Reason("unexpected payload %q", payload).Err() case task.GetId() == "": return errors.Reason("ID is required").Err() case task.GetHostname() == "": return errors.Reason("hostname is required").Err() } vm := &model.VM{ ID: task.Id, } switch err := datastore.Get(c, vm); { case err == datastore.ErrNoSuchEntity: return nil case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != task.Hostname: // Instance is already destroyed and replaced. Don't terminate the new bot. return errors.Reason("bot %q does not exist", task.Hostname).Err() } logging.Debugf(c, "terminating bot %q: %s", vm.Hostname, vm.Swarming) srv := getSwarming(c, vm.Swarming) _, err := srv.Bot.Terminate(vm.Hostname).Context(c).Do() if err != nil { if gerr, ok := err.(*googleapi.Error); ok { if gerr.Code == http.StatusNotFound { // Bot is already deleted. logging.Debugf(c, "bot not found") return nil } logErrors(c, gerr) return errors.Reason("failed to terminate bot").Err() } return errors.Annotate(err, "failed to terminate bot").Err() } return nil }
go
func terminateBot(c context.Context, payload proto.Message) error { task, ok := payload.(*tasks.TerminateBot) switch { case !ok: return errors.Reason("unexpected payload %q", payload).Err() case task.GetId() == "": return errors.Reason("ID is required").Err() case task.GetHostname() == "": return errors.Reason("hostname is required").Err() } vm := &model.VM{ ID: task.Id, } switch err := datastore.Get(c, vm); { case err == datastore.ErrNoSuchEntity: return nil case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != task.Hostname: // Instance is already destroyed and replaced. Don't terminate the new bot. return errors.Reason("bot %q does not exist", task.Hostname).Err() } logging.Debugf(c, "terminating bot %q: %s", vm.Hostname, vm.Swarming) srv := getSwarming(c, vm.Swarming) _, err := srv.Bot.Terminate(vm.Hostname).Context(c).Do() if err != nil { if gerr, ok := err.(*googleapi.Error); ok { if gerr.Code == http.StatusNotFound { // Bot is already deleted. logging.Debugf(c, "bot not found") return nil } logErrors(c, gerr) return errors.Reason("failed to terminate bot").Err() } return errors.Annotate(err, "failed to terminate bot").Err() } return nil }
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// terminateBot terminates an existing Swarming bot.
[ "terminateBot", "terminates", "an", "existing", "Swarming", "bot", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L203-L241
8,644
luci/luci-go
gce/appengine/backend/bots.go
deleteVM
func deleteVM(c context.Context, id, hostname string) error { vm := &model.VM{ ID: id, } return datastore.RunInTransaction(c, func(c context.Context) error { switch err := datastore.Get(c, vm); { case err == datastore.ErrNoSuchEntity: return nil case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != hostname: logging.Debugf(c, "VM %q does not exist", hostname) return nil } if err := datastore.Delete(c, vm); err != nil { return errors.Annotate(err, "failed to delete VM").Err() } return nil }, nil) }
go
func deleteVM(c context.Context, id, hostname string) error { vm := &model.VM{ ID: id, } return datastore.RunInTransaction(c, func(c context.Context) error { switch err := datastore.Get(c, vm); { case err == datastore.ErrNoSuchEntity: return nil case err != nil: return errors.Annotate(err, "failed to fetch VM").Err() case vm.Hostname != hostname: logging.Debugf(c, "VM %q does not exist", hostname) return nil } if err := datastore.Delete(c, vm); err != nil { return errors.Annotate(err, "failed to delete VM").Err() } return nil }, nil) }
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// deleteVM deletes the given VM from the datastore if it exists.
[ "deleteVM", "deletes", "the", "given", "VM", "from", "the", "datastore", "if", "it", "exists", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/gce/appengine/backend/bots.go#L302-L321
8,645
luci/luci-go
server/tsmon/settings.go
canActAsProdX
func canActAsProdX(c context.Context, account string) error { ts, err := auth.GetTokenSource( c, auth.AsActor, auth.WithServiceAccount(account), auth.WithScopes(monitor.ProdxmonScopes...)) if err != nil { return err } _, err = ts.Token() return err }
go
func canActAsProdX(c context.Context, account string) error { ts, err := auth.GetTokenSource( c, auth.AsActor, auth.WithServiceAccount(account), auth.WithScopes(monitor.ProdxmonScopes...)) if err != nil { return err } _, err = ts.Token() return err }
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// canActAsProdX attempts to grab ProdX scoped access token for the given // account.
[ "canActAsProdX", "attempts", "to", "grab", "ProdX", "scoped", "access", "token", "for", "the", "given", "account", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/tsmon/settings.go#L201-L211
8,646
luci/luci-go
milo/frontend/routes.go
handleError
func handleError(handler func(c *router.Context) error) func(c *router.Context) { return func(c *router.Context) { if err := handler(c); err != nil { ErrorHandler(c, err) } } }
go
func handleError(handler func(c *router.Context) error) func(c *router.Context) { return func(c *router.Context) { if err := handler(c); err != nil { ErrorHandler(c, err) } } }
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// handleError is a wrapper for a handler so that the handler can return an error // rather than call ErrorHandler directly. // This should be used for handlers that render webpages.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/frontend/routes.go#L216-L222
8,647
luci/luci-go
milo/frontend/routes.go
cronHandler
func cronHandler(handler func(c context.Context) error) func(c *router.Context) { return func(ctx *router.Context) { if err := handler(ctx.Context); err != nil { logging.WithError(err).Errorf(ctx.Context, "failed to run") ctx.Writer.WriteHeader(http.StatusInternalServerError) return } ctx.Writer.WriteHeader(http.StatusOK) } }
go
func cronHandler(handler func(c context.Context) error) func(c *router.Context) { return func(ctx *router.Context) { if err := handler(ctx.Context); err != nil { logging.WithError(err).Errorf(ctx.Context, "failed to run") ctx.Writer.WriteHeader(http.StatusInternalServerError) return } ctx.Writer.WriteHeader(http.StatusOK) } }
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// cronHandler is a wrapper for cron handlers which do not require template rendering.
[ "cronHandler", "is", "a", "wrapper", "for", "cron", "handlers", "which", "do", "not", "require", "template", "rendering", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/frontend/routes.go#L225-L234
8,648
luci/luci-go
milo/frontend/routes.go
redirect
func redirect(pathTemplate string, status int) router.Handler { if !strings.HasPrefix(pathTemplate, "/") { panic("pathTemplate must start with /") } return func(c *router.Context) { parts := strings.Split(pathTemplate, "/") for i, p := range parts { if strings.HasPrefix(p, ":") { parts[i] = c.Params.ByName(p[1:]) } } u := *c.Request.URL u.Path = strings.Join(parts, "/") http.Redirect(c.Writer, c.Request, u.String(), status) } }
go
func redirect(pathTemplate string, status int) router.Handler { if !strings.HasPrefix(pathTemplate, "/") { panic("pathTemplate must start with /") } return func(c *router.Context) { parts := strings.Split(pathTemplate, "/") for i, p := range parts { if strings.HasPrefix(p, ":") { parts[i] = c.Params.ByName(p[1:]) } } u := *c.Request.URL u.Path = strings.Join(parts, "/") http.Redirect(c.Writer, c.Request, u.String(), status) } }
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// redirect returns a handler that responds with given HTTP status // with a location specified by the pathTemplate.
[ "redirect", "returns", "a", "handler", "that", "responds", "with", "given", "HTTP", "status", "with", "a", "location", "specified", "by", "the", "pathTemplate", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/frontend/routes.go#L238-L254
8,649
luci/luci-go
machine-db/appengine/rpc/ips.go
ListFreeIPs
func (*Service) ListFreeIPs(c context.Context, req *crimson.ListFreeIPsRequest) (*crimson.ListIPsResponse, error) { switch { case req.Vlan < 1: return nil, status.Error(codes.InvalidArgument, "VLAN is required and must be positive") case req.PageSize < 0: return nil, status.Error(codes.InvalidArgument, "page size must be non-negative") case req.PageSize == 0: req.PageSize = defaultIPsPageSize } ips, err := listFreeIPs(c, req.Vlan, req.PageSize) if err != nil { return nil, err } return &crimson.ListIPsResponse{ Ips: ips, }, nil }
go
func (*Service) ListFreeIPs(c context.Context, req *crimson.ListFreeIPsRequest) (*crimson.ListIPsResponse, error) { switch { case req.Vlan < 1: return nil, status.Error(codes.InvalidArgument, "VLAN is required and must be positive") case req.PageSize < 0: return nil, status.Error(codes.InvalidArgument, "page size must be non-negative") case req.PageSize == 0: req.PageSize = defaultIPsPageSize } ips, err := listFreeIPs(c, req.Vlan, req.PageSize) if err != nil { return nil, err } return &crimson.ListIPsResponse{ Ips: ips, }, nil }
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// ListFreeIPs handles a request to list free IP addresses.
[ "ListFreeIPs", "handles", "a", "request", "to", "list", "free", "IP", "addresses", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/machine-db/appengine/rpc/ips.go#L34-L50
8,650
luci/luci-go
machine-db/appengine/rpc/ips.go
listFreeIPs
func listFreeIPs(c context.Context, vlan int64, limit int32) ([]*crimson.IP, error) { db := database.Get(c) rows, err := db.QueryContext(c, ` SELECT ipv4 FROM ips WHERE vlan_id = ? AND hostname_id IS NULL LIMIT ? `, vlan, limit) if err != nil { return nil, errors.Annotate(err, "failed to fetch IP addresses").Err() } defer rows.Close() var ips []*crimson.IP for rows.Next() { ip := &crimson.IP{} var ipv4 common.IPv4 if err = rows.Scan(&ipv4); err != nil { return nil, errors.Annotate(err, "failed to fetch IP address").Err() } ip.Ipv4 = ipv4.String() ip.Vlan = vlan ips = append(ips, ip) } return ips, nil }
go
func listFreeIPs(c context.Context, vlan int64, limit int32) ([]*crimson.IP, error) { db := database.Get(c) rows, err := db.QueryContext(c, ` SELECT ipv4 FROM ips WHERE vlan_id = ? AND hostname_id IS NULL LIMIT ? `, vlan, limit) if err != nil { return nil, errors.Annotate(err, "failed to fetch IP addresses").Err() } defer rows.Close() var ips []*crimson.IP for rows.Next() { ip := &crimson.IP{} var ipv4 common.IPv4 if err = rows.Scan(&ipv4); err != nil { return nil, errors.Annotate(err, "failed to fetch IP address").Err() } ip.Ipv4 = ipv4.String() ip.Vlan = vlan ips = append(ips, ip) } return ips, nil }
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// listFreeIPs returns a slice of free IP addresses in the database.
[ "listFreeIPs", "returns", "a", "slice", "of", "free", "IP", "addresses", "in", "the", "database", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/machine-db/appengine/rpc/ips.go#L53-L78
8,651
luci/luci-go
machine-db/appengine/rpc/ips.go
parseIPv4s
func parseIPv4s(ips []string) ([]int64, error) { ipv4s := make([]int64, len(ips)) for i, ip := range ips { ipv4, err := common.ParseIPv4(ip) if err != nil { return nil, status.Errorf(codes.InvalidArgument, "invalid IPv4 address %q", ip) } ipv4s[i] = int64(ipv4) } return ipv4s, nil }
go
func parseIPv4s(ips []string) ([]int64, error) { ipv4s := make([]int64, len(ips)) for i, ip := range ips { ipv4, err := common.ParseIPv4(ip) if err != nil { return nil, status.Errorf(codes.InvalidArgument, "invalid IPv4 address %q", ip) } ipv4s[i] = int64(ipv4) } return ipv4s, nil }
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// parseIPv4s returns a slice of int64 IP addresses.
[ "parseIPv4s", "returns", "a", "slice", "of", "int64", "IP", "addresses", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/machine-db/appengine/rpc/ips.go#L81-L91
8,652
luci/luci-go
milo/common/model/builder_summary.go
SelfLink
func (b *BuilderSummary) SelfLink() string { if b == nil { return InvalidBuilderIDURL } return BuilderIDLink(b.BuilderID, b.ProjectID) }
go
func (b *BuilderSummary) SelfLink() string { if b == nil { return InvalidBuilderIDURL } return BuilderIDLink(b.BuilderID, b.ProjectID) }
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// SelfLink returns a link to the associated builder.
[ "SelfLink", "returns", "a", "link", "to", "the", "associated", "builder", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/common/model/builder_summary.go#L84-L89
8,653
luci/luci-go
milo/common/model/builder_summary.go
BuilderIDLink
func BuilderIDLink(b, project string) string { parts := strings.Split(b, "/") if len(parts) != 3 { return InvalidBuilderIDURL } switch source := parts[0]; source { case "buildbot": return fmt.Sprintf("/buildbot/%s/%s", parts[1], parts[2]) case "buildbucket": return fmt.Sprintf("/p/%s/builders/%s/%s", project, parts[1], parts[2]) default: return InvalidBuilderIDURL } }
go
func BuilderIDLink(b, project string) string { parts := strings.Split(b, "/") if len(parts) != 3 { return InvalidBuilderIDURL } switch source := parts[0]; source { case "buildbot": return fmt.Sprintf("/buildbot/%s/%s", parts[1], parts[2]) case "buildbucket": return fmt.Sprintf("/p/%s/builders/%s/%s", project, parts[1], parts[2]) default: return InvalidBuilderIDURL } }
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// BuilderIDLink gets a builder link from builder ID and project. // Depends on routes.go.
[ "BuilderIDLink", "gets", "a", "builder", "link", "from", "builder", "ID", "and", "project", ".", "Depends", "on", "routes", ".", "go", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/common/model/builder_summary.go#L93-L107
8,654
luci/luci-go
milo/common/model/builder_summary.go
UpdateBuilderForBuild
func UpdateBuilderForBuild(c context.Context, build *BuildSummary) error { if datastore.CurrentTransaction(c) == nil { panic("UpdateBuilderForBuild was called outside of a transaction") } if !build.Summary.Status.Terminal() { // this build did not complete yet. // There is no new info for the builder. // Do not even bother starting a transaction. return nil } // Get or create the relevant BuilderSummary. builder := &BuilderSummary{BuilderID: build.BuilderID} switch err := datastore.Get(c, builder); { case err == datastore.ErrNoSuchEntity: logging.Warningf(c, "creating new BuilderSummary for BuilderID: %s", build.BuilderID) case err != nil: return err case build.Created.Before(builder.LastFinishedCreated): logging.Warningf(c, "message for build %s is out of order", build.BuildID) return nil } // Overwrite previous value of ProjectID in case a builder has moved to // another project. builder.ProjectID = build.ProjectID builder.LastFinishedBuildID = build.BuildID builder.LastFinishedCreated = build.Created builder.LastFinishedExperimental = build.Experimental builder.LastFinishedStatus = build.Summary.Status return datastore.Put(c, builder) }
go
func UpdateBuilderForBuild(c context.Context, build *BuildSummary) error { if datastore.CurrentTransaction(c) == nil { panic("UpdateBuilderForBuild was called outside of a transaction") } if !build.Summary.Status.Terminal() { // this build did not complete yet. // There is no new info for the builder. // Do not even bother starting a transaction. return nil } // Get or create the relevant BuilderSummary. builder := &BuilderSummary{BuilderID: build.BuilderID} switch err := datastore.Get(c, builder); { case err == datastore.ErrNoSuchEntity: logging.Warningf(c, "creating new BuilderSummary for BuilderID: %s", build.BuilderID) case err != nil: return err case build.Created.Before(builder.LastFinishedCreated): logging.Warningf(c, "message for build %s is out of order", build.BuildID) return nil } // Overwrite previous value of ProjectID in case a builder has moved to // another project. builder.ProjectID = build.ProjectID builder.LastFinishedBuildID = build.BuildID builder.LastFinishedCreated = build.Created builder.LastFinishedExperimental = build.Experimental builder.LastFinishedStatus = build.Summary.Status return datastore.Put(c, builder) }
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// UpdateBuilderForBuild updates the appropriate BuilderSummary for the // provided BuildSummary, if needed. // In particular, a BuilderSummary is updated with a BuildSummary if the latter is marked complete // and has a more recent creation time than the one stored in the BuilderSummary. // If there is no existing BuilderSummary for the BuildSummary provided, one is created. // Idempotent. // c must have a current datastore transaction.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/common/model/builder_summary.go#L116-L148
8,655
luci/luci-go
examples/appengine/helloworld_standard/frontend/handler.go
pageBase
func pageBase() router.MiddlewareChain { return standard.Base().Extend( templates.WithTemplates(templateBundle), auth.Authenticate(server.UsersAPIAuthMethod{}), ) }
go
func pageBase() router.MiddlewareChain { return standard.Base().Extend( templates.WithTemplates(templateBundle), auth.Authenticate(server.UsersAPIAuthMethod{}), ) }
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// pageBase returns the middleware chain for page handlers.
[ "pageBase", "returns", "the", "middleware", "chain", "for", "page", "handlers", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/examples/appengine/helloworld_standard/frontend/handler.go#L67-L72
8,656
luci/luci-go
tokenserver/client/default.go
New
func New(params Parameters) (*Client, error) { signer, err := LoadX509Signer(params.PrivateKeyPath, params.CertificatePath) if err != nil { return nil, err } return &Client{ Client: minter.NewTokenMinterPRPCClient(&prpc.Client{ C: params.Client, Host: params.Backend, Options: &prpc.Options{ Retry: params.Retry, Insecure: params.Insecure, }, }), Signer: signer, }, nil }
go
func New(params Parameters) (*Client, error) { signer, err := LoadX509Signer(params.PrivateKeyPath, params.CertificatePath) if err != nil { return nil, err } return &Client{ Client: minter.NewTokenMinterPRPCClient(&prpc.Client{ C: params.Client, Host: params.Backend, Options: &prpc.Options{ Retry: params.Retry, Insecure: params.Insecure, }, }), Signer: signer, }, nil }
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// New returns new Client that uses PEM encoded keys and talks // to the server via pRPC.
[ "New", "returns", "new", "Client", "that", "uses", "PEM", "encoded", "keys", "and", "talks", "to", "the", "server", "via", "pRPC", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tokenserver/client/default.go#L61-L77
8,657
luci/luci-go
vpython/spec/match.go
PEP425Matches
func PEP425Matches(match *vpython.PEP425Tag, tags []*vpython.PEP425Tag) bool { // Special case: empty match matches nothing. if match.IsZero() { return false } for _, tag := range tags { if v := match.Python; v != "" && tag.Python != v { continue } if v := match.Abi; v != "" && tag.Abi != v { continue } if v := match.Platform; v != "" && tag.Platform != v { continue } return true } return false }
go
func PEP425Matches(match *vpython.PEP425Tag, tags []*vpython.PEP425Tag) bool { // Special case: empty match matches nothing. if match.IsZero() { return false } for _, tag := range tags { if v := match.Python; v != "" && tag.Python != v { continue } if v := match.Abi; v != "" && tag.Abi != v { continue } if v := match.Platform; v != "" && tag.Platform != v { continue } return true } return false }
[ "func", "PEP425Matches", "(", "match", "*", "vpython", ".", "PEP425Tag", ",", "tags", "[", "]", "*", "vpython", ".", "PEP425Tag", ")", "bool", "{", "// Special case: empty match matches nothing.", "if", "match", ".", "IsZero", "(", ")", "{", "return", "false", "\n", "}", "\n\n", "for", "_", ",", "tag", ":=", "range", "tags", "{", "if", "v", ":=", "match", ".", "Python", ";", "v", "!=", "\"", "\"", "&&", "tag", ".", "Python", "!=", "v", "{", "continue", "\n", "}", "\n", "if", "v", ":=", "match", ".", "Abi", ";", "v", "!=", "\"", "\"", "&&", "tag", ".", "Abi", "!=", "v", "{", "continue", "\n", "}", "\n", "if", "v", ":=", "match", ".", "Platform", ";", "v", "!=", "\"", "\"", "&&", "tag", ".", "Platform", "!=", "v", "{", "continue", "\n", "}", "\n", "return", "true", "\n", "}", "\n\n", "return", "false", "\n", "}" ]
// PEP425Matches returns true if match matches at least one of the tags in tags. // // A match is determined if the non-zero fields in match equal the equivalent // fields in a tag.
[ "PEP425Matches", "returns", "true", "if", "match", "matches", "at", "least", "one", "of", "the", "tags", "in", "tags", ".", "A", "match", "is", "determined", "if", "the", "non", "-", "zero", "fields", "in", "match", "equal", "the", "equivalent", "fields", "in", "a", "tag", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/vpython/spec/match.go#L57-L77
8,658
luci/luci-go
vpython/python/version.go
PythonBase
func (v *Version) PythonBase() string { switch { case v.IsZero(): return "python" case v.Minor > 0: return fmt.Sprintf("python%d.%d", v.Major, v.Minor) default: return fmt.Sprintf("python%d", v.Major) } }
go
func (v *Version) PythonBase() string { switch { case v.IsZero(): return "python" case v.Minor > 0: return fmt.Sprintf("python%d.%d", v.Major, v.Minor) default: return fmt.Sprintf("python%d", v.Major) } }
[ "func", "(", "v", "*", "Version", ")", "PythonBase", "(", ")", "string", "{", "switch", "{", "case", "v", ".", "IsZero", "(", ")", ":", "return", "\"", "\"", "\n", "case", "v", ".", "Minor", ">", "0", ":", "return", "fmt", ".", "Sprintf", "(", "\"", "\"", ",", "v", ".", "Major", ",", "v", ".", "Minor", ")", "\n", "default", ":", "return", "fmt", ".", "Sprintf", "(", "\"", "\"", ",", "v", ".", "Major", ")", "\n", "}", "\n", "}" ]
// PythonBase returns the base Python interpreter name for this version.
[ "PythonBase", "returns", "the", "base", "Python", "interpreter", "name", "for", "this", "version", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/vpython/python/version.go#L99-L108
8,659
luci/luci-go
vpython/python/version.go
Less
func (v *Version) Less(other *Version) bool { switch { case v.Major < other.Major: return true case v.Major > other.Major: return false case v.Minor < other.Minor: return true case v.Minor > other.Minor: return false default: return (v.Patch < other.Patch) } }
go
func (v *Version) Less(other *Version) bool { switch { case v.Major < other.Major: return true case v.Major > other.Major: return false case v.Minor < other.Minor: return true case v.Minor > other.Minor: return false default: return (v.Patch < other.Patch) } }
[ "func", "(", "v", "*", "Version", ")", "Less", "(", "other", "*", "Version", ")", "bool", "{", "switch", "{", "case", "v", ".", "Major", "<", "other", ".", "Major", ":", "return", "true", "\n", "case", "v", ".", "Major", ">", "other", ".", "Major", ":", "return", "false", "\n", "case", "v", ".", "Minor", "<", "other", ".", "Minor", ":", "return", "true", "\n", "case", "v", ".", "Minor", ">", "other", ".", "Minor", ":", "return", "false", "\n", "default", ":", "return", "(", "v", ".", "Patch", "<", "other", ".", "Patch", ")", "\n", "}", "\n", "}" ]
// Less returns true if "v"'s Version semantically precedes "other".
[ "Less", "returns", "true", "if", "v", "s", "Version", "semantically", "precedes", "other", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/vpython/python/version.go#L143-L156
8,660
luci/luci-go
dm/appengine/model/quest.go
Equals
func (q *Quest) Equals(a *Quest) bool { return q == a || (q.ID == a.ID && proto.Equal(&q.Desc, &a.Desc) && q.BuiltBy.Equals(a.BuiltBy) && q.Created.Equal(a.Created)) }
go
func (q *Quest) Equals(a *Quest) bool { return q == a || (q.ID == a.ID && proto.Equal(&q.Desc, &a.Desc) && q.BuiltBy.Equals(a.BuiltBy) && q.Created.Equal(a.Created)) }
[ "func", "(", "q", "*", "Quest", ")", "Equals", "(", "a", "*", "Quest", ")", "bool", "{", "return", "q", "==", "a", "||", "(", "q", ".", "ID", "==", "a", ".", "ID", "&&", "proto", ".", "Equal", "(", "&", "q", ".", "Desc", ",", "&", "a", ".", "Desc", ")", "&&", "q", ".", "BuiltBy", ".", "Equals", "(", "a", ".", "BuiltBy", ")", "&&", "q", ".", "Created", ".", "Equal", "(", "a", ".", "Created", ")", ")", "\n", "}" ]
// Equals is true if q and a and equal.
[ "Equals", "is", "true", "if", "q", "and", "a", "and", "equal", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/dm/appengine/model/quest.go#L51-L56
8,661
luci/luci-go
dm/appengine/model/quest.go
QueryAttemptsForQuest
func QueryAttemptsForQuest(c context.Context, qid string) *ds.Query { from := ds.MakeKey(c, "Attempt", qid+"|") to := ds.MakeKey(c, "Attempt", qid+"~") return ds.NewQuery("Attempt").Gt("__key__", from).Lt("__key__", to) }
go
func QueryAttemptsForQuest(c context.Context, qid string) *ds.Query { from := ds.MakeKey(c, "Attempt", qid+"|") to := ds.MakeKey(c, "Attempt", qid+"~") return ds.NewQuery("Attempt").Gt("__key__", from).Lt("__key__", to) }
[ "func", "QueryAttemptsForQuest", "(", "c", "context", ".", "Context", ",", "qid", "string", ")", "*", "ds", ".", "Query", "{", "from", ":=", "ds", ".", "MakeKey", "(", "c", ",", "\"", "\"", ",", "qid", "+", "\"", "\"", ")", "\n", "to", ":=", "ds", ".", "MakeKey", "(", "c", ",", "\"", "\"", ",", "qid", "+", "\"", "\"", ")", "\n", "return", "ds", ".", "NewQuery", "(", "\"", "\"", ")", ".", "Gt", "(", "\"", "\"", ",", "from", ")", ".", "Lt", "(", "\"", "\"", ",", "to", ")", "\n", "}" ]
// QueryAttemptsForQuest returns all Attempt objects that exist for this Quest.
[ "QueryAttemptsForQuest", "returns", "all", "Attempt", "objects", "that", "exist", "for", "this", "Quest", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/dm/appengine/model/quest.go#L59-L63
8,662
luci/luci-go
dm/appengine/model/quest.go
ToProto
func (q *Quest) ToProto() *dm.Quest { return &dm.Quest{ Id: dm.NewQuestID(q.ID), Data: q.DataProto(), } }
go
func (q *Quest) ToProto() *dm.Quest { return &dm.Quest{ Id: dm.NewQuestID(q.ID), Data: q.DataProto(), } }
[ "func", "(", "q", "*", "Quest", ")", "ToProto", "(", ")", "*", "dm", ".", "Quest", "{", "return", "&", "dm", ".", "Quest", "{", "Id", ":", "dm", ".", "NewQuestID", "(", "q", ".", "ID", ")", ",", "Data", ":", "q", ".", "DataProto", "(", ")", ",", "}", "\n", "}" ]
// ToProto converts this Quest into its display equivalent.
[ "ToProto", "converts", "this", "Quest", "into", "its", "display", "equivalent", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/dm/appengine/model/quest.go#L66-L71
8,663
luci/luci-go
dm/appengine/model/quest.go
DataProto
func (q *Quest) DataProto() *dm.Quest_Data { spec := make([]*dm.Quest_TemplateSpec, len(q.BuiltBy)) for i := range q.BuiltBy { spec[i] = &q.BuiltBy[i] } return &dm.Quest_Data{ Created: google_pb.NewTimestamp(q.Created), Desc: &q.Desc, BuiltBy: spec, } }
go
func (q *Quest) DataProto() *dm.Quest_Data { spec := make([]*dm.Quest_TemplateSpec, len(q.BuiltBy)) for i := range q.BuiltBy { spec[i] = &q.BuiltBy[i] } return &dm.Quest_Data{ Created: google_pb.NewTimestamp(q.Created), Desc: &q.Desc, BuiltBy: spec, } }
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// DataProto gets the Quest.Data proto message for this Quest.
[ "DataProto", "gets", "the", "Quest", ".", "Data", "proto", "message", "for", "this", "Quest", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/dm/appengine/model/quest.go#L74-L85
8,664
luci/luci-go
machine-db/client/cli/datacenters.go
printDatacenters
func printDatacenters(tsv bool, datacenters ...*crimson.Datacenter) { if len(datacenters) > 0 { p := newStdoutPrinter(tsv) defer p.Flush() if !tsv { p.Row("Name", "Description") } for _, dc := range datacenters { p.Row(dc.Name, dc.Description) } } }
go
func printDatacenters(tsv bool, datacenters ...*crimson.Datacenter) { if len(datacenters) > 0 { p := newStdoutPrinter(tsv) defer p.Flush() if !tsv { p.Row("Name", "Description") } for _, dc := range datacenters { p.Row(dc.Name, dc.Description) } } }
[ "func", "printDatacenters", "(", "tsv", "bool", ",", "datacenters", "...", "*", "crimson", ".", "Datacenter", ")", "{", "if", "len", "(", "datacenters", ")", ">", "0", "{", "p", ":=", "newStdoutPrinter", "(", "tsv", ")", "\n", "defer", "p", ".", "Flush", "(", ")", "\n", "if", "!", "tsv", "{", "p", ".", "Row", "(", "\"", "\"", ",", "\"", "\"", ")", "\n", "}", "\n", "for", "_", ",", "dc", ":=", "range", "datacenters", "{", "p", ".", "Row", "(", "dc", ".", "Name", ",", "dc", ".", "Description", ")", "\n", "}", "\n", "}", "\n", "}" ]
// printDatacenters prints datacenter data to stdout in tab-separated columns.
[ "printDatacenters", "prints", "datacenter", "data", "to", "stdout", "in", "tab", "-", "separated", "columns", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/machine-db/client/cli/datacenters.go#L28-L39
8,665
luci/luci-go
machine-db/client/cli/datacenters.go
Run
func (c *GetDatacentersCmd) Run(app subcommands.Application, args []string, env subcommands.Env) int { ctx := cli.GetContext(app, c, env) client := getClient(ctx) resp, err := client.ListDatacenters(ctx, &c.req) if err != nil { errors.Log(ctx, err) return 1 } printDatacenters(c.f.tsv, resp.Datacenters...) return 0 }
go
func (c *GetDatacentersCmd) Run(app subcommands.Application, args []string, env subcommands.Env) int { ctx := cli.GetContext(app, c, env) client := getClient(ctx) resp, err := client.ListDatacenters(ctx, &c.req) if err != nil { errors.Log(ctx, err) return 1 } printDatacenters(c.f.tsv, resp.Datacenters...) return 0 }
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// Run runs the command to get datacenters.
[ "Run", "runs", "the", "command", "to", "get", "datacenters", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/machine-db/client/cli/datacenters.go#L48-L58
8,666
luci/luci-go
cipd/appengine/ui/errors.go
renderErr
func renderErr(h func(*router.Context) error) router.Handler { return func(ctx *router.Context) { err := h(ctx) if err == nil { return } s, _ := status.FromError(err) message := s.Message() if message != "" { // Convert the first rune to upper case. r, n := utf8.DecodeRuneInString(message) message = string(unicode.ToUpper(r)) + message[n:] } else { message = "Unspecified error" // this should not really happen } ctx.Writer.Header().Set("Content-Type", "text/html; charset=utf-8") ctx.Writer.WriteHeader(grpcutil.CodeStatus(s.Code())) templates.MustRender(ctx.Context, ctx.Writer, "pages/error.html", map[string]interface{}{ "Message": message, }) } }
go
func renderErr(h func(*router.Context) error) router.Handler { return func(ctx *router.Context) { err := h(ctx) if err == nil { return } s, _ := status.FromError(err) message := s.Message() if message != "" { // Convert the first rune to upper case. r, n := utf8.DecodeRuneInString(message) message = string(unicode.ToUpper(r)) + message[n:] } else { message = "Unspecified error" // this should not really happen } ctx.Writer.Header().Set("Content-Type", "text/html; charset=utf-8") ctx.Writer.WriteHeader(grpcutil.CodeStatus(s.Code())) templates.MustRender(ctx.Context, ctx.Writer, "pages/error.html", map[string]interface{}{ "Message": message, }) } }
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// renderErr is a handler wrapper converts gRPC errors into HTML pages.
[ "renderErr", "is", "a", "handler", "wrapper", "converts", "gRPC", "errors", "into", "HTML", "pages", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/ui/errors.go#L29-L52
8,667
luci/luci-go
logdog/appengine/coordinator/storage.go
HasWork
func (r *URLSigningRequest) HasWork() bool { return (r.Stream || r.Index) && (r.Lifetime > 0) }
go
func (r *URLSigningRequest) HasWork() bool { return (r.Stream || r.Index) && (r.Lifetime > 0) }
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// HasWork returns true if this signing request actually has work that is // requested.
[ "HasWork", "returns", "true", "if", "this", "signing", "request", "actually", "has", "work", "that", "is", "requested", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/logdog/appengine/coordinator/storage.go#L51-L53
8,668
luci/luci-go
common/tsmon/config.go
loadConfig
func loadConfig(path string) (config, error) { var ret config if path == "" { return ret, nil } file, err := os.Open(path) switch { case err == nil: defer file.Close() decoder := json.NewDecoder(file) if err = decoder.Decode(&ret); err != nil { return ret, errors.Annotate(err, "failed to decode file").Err() } return ret, nil case os.IsNotExist(err): // The file does not exist. We don't consider this an error, since the file // is optional. return ret, nil default: // An unexpected failure occurred. return ret, errors.Annotate(err, "failed to open file").Err() } }
go
func loadConfig(path string) (config, error) { var ret config if path == "" { return ret, nil } file, err := os.Open(path) switch { case err == nil: defer file.Close() decoder := json.NewDecoder(file) if err = decoder.Decode(&ret); err != nil { return ret, errors.Annotate(err, "failed to decode file").Err() } return ret, nil case os.IsNotExist(err): // The file does not exist. We don't consider this an error, since the file // is optional. return ret, nil default: // An unexpected failure occurred. return ret, errors.Annotate(err, "failed to open file").Err() } }
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// loadConfig loads a tsmon JSON config from a file.
[ "loadConfig", "loads", "a", "tsmon", "JSON", "config", "from", "a", "file", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/tsmon/config.go#L36-L63
8,669
luci/luci-go
common/data/caching/cacheContext/context.go
Wrap
func Wrap(c context.Context) context.Context { if _, ok := c.(*cacheContext); ok { return c } return &cacheContext{Context: c} }
go
func Wrap(c context.Context) context.Context { if _, ok := c.(*cacheContext); ok { return c } return &cacheContext{Context: c} }
[ "func", "Wrap", "(", "c", "context", ".", "Context", ")", "context", ".", "Context", "{", "if", "_", ",", "ok", ":=", "c", ".", "(", "*", "cacheContext", ")", ";", "ok", "{", "return", "c", "\n", "}", "\n", "return", "&", "cacheContext", "{", "Context", ":", "c", "}", "\n", "}" ]
// Wrap wraps the supplied Context in a caching Context. All Value lookups will // be cached at this level, avoiding the expense of future Context traversals // for that same key.
[ "Wrap", "wraps", "the", "supplied", "Context", "in", "a", "caching", "Context", ".", "All", "Value", "lookups", "will", "be", "cached", "at", "this", "level", "avoiding", "the", "expense", "of", "future", "Context", "traversals", "for", "that", "same", "key", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/data/caching/cacheContext/context.go#L47-L52
8,670
luci/luci-go
common/api/gitiles/common.go
ValidateRepoURL
func ValidateRepoURL(repoURL string) error { _, _, err := ParseRepoURL(repoURL) return err }
go
func ValidateRepoURL(repoURL string) error { _, _, err := ParseRepoURL(repoURL) return err }
[ "func", "ValidateRepoURL", "(", "repoURL", "string", ")", "error", "{", "_", ",", "_", ",", "err", ":=", "ParseRepoURL", "(", "repoURL", ")", "\n", "return", "err", "\n", "}" ]
// ValidateRepoURL validates gitiles repository URL.
[ "ValidateRepoURL", "validates", "gitiles", "repository", "URL", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/api/gitiles/common.go#L30-L33
8,671
luci/luci-go
common/api/gitiles/common.go
ParseRepoURL
func ParseRepoURL(repoURL string) (host, project string, err error) { var u *url.URL u, err = url.Parse(repoURL) switch { case err != nil: err = errors.Annotate(err, "invalid URL").Err() case u.Scheme != "https": err = errors.New("only https scheme is supported") case !strings.HasSuffix(u.Host, ".googlesource.com"): err = errors.New("only .googlesource.com repos are supported") case strings.Contains(u.Path, "+"): err = errors.New("repo URL path must not contain +") case !strings.HasPrefix(u.Path, "/"): err = errors.New("repo URL path must start with a slash") case u.Path == "/": err = errors.New("repo URL path must be not just a slash") case u.RawQuery != "": err = errors.New("repo URL must not have query") case u.Fragment != "": err = errors.New("repo URL must not have fragment") default: host = u.Host if strings.HasPrefix(u.Path, "/a/") { u.Path = strings.TrimPrefix(u.Path, "/a") } project = strings.Trim(u.Path, "/") project = strings.TrimSuffix(project, ".git") } return }
go
func ParseRepoURL(repoURL string) (host, project string, err error) { var u *url.URL u, err = url.Parse(repoURL) switch { case err != nil: err = errors.Annotate(err, "invalid URL").Err() case u.Scheme != "https": err = errors.New("only https scheme is supported") case !strings.HasSuffix(u.Host, ".googlesource.com"): err = errors.New("only .googlesource.com repos are supported") case strings.Contains(u.Path, "+"): err = errors.New("repo URL path must not contain +") case !strings.HasPrefix(u.Path, "/"): err = errors.New("repo URL path must start with a slash") case u.Path == "/": err = errors.New("repo URL path must be not just a slash") case u.RawQuery != "": err = errors.New("repo URL must not have query") case u.Fragment != "": err = errors.New("repo URL must not have fragment") default: host = u.Host if strings.HasPrefix(u.Path, "/a/") { u.Path = strings.TrimPrefix(u.Path, "/a") } project = strings.Trim(u.Path, "/") project = strings.TrimSuffix(project, ".git") } return }
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// ParseRepoURL parses a Gitiles repository URL.
[ "ParseRepoURL", "parses", "a", "Gitiles", "repository", "URL", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/api/gitiles/common.go#L36-L65
8,672
luci/luci-go
common/api/gitiles/common.go
NormalizeRepoURL
func NormalizeRepoURL(repoURL string, auth bool) (*url.URL, error) { host, project, err := ParseRepoURL(repoURL) if err != nil { return nil, err } u := FormatRepoURL(host, project, auth) return &u, nil }
go
func NormalizeRepoURL(repoURL string, auth bool) (*url.URL, error) { host, project, err := ParseRepoURL(repoURL) if err != nil { return nil, err } u := FormatRepoURL(host, project, auth) return &u, nil }
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// NormalizeRepoURL is a shortcut for ParseRepoURL and FormatRepoURL.
[ "NormalizeRepoURL", "is", "a", "shortcut", "for", "ParseRepoURL", "and", "FormatRepoURL", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/api/gitiles/common.go#L83-L90
8,673
luci/luci-go
tokenserver/appengine/impl/machinetoken/machinetoken.go
Validate
func (p *MintParams) Validate() error { // Check FDQN. fqdn, err := p.MachineFQDN() if err != nil { return err } chunks := strings.SplitN(fqdn, ".", 2) if len(chunks) != 2 { return fmt.Errorf("not a valid FQDN %q", fqdn) } domain := chunks[1] // e.g. "us-central1-a.c.project-id.internal" // Check DomainConfig for given domain. domainCfg := domainConfig(p.Config, domain) if domainCfg == nil { return fmt.Errorf("the domain %q is not whitelisted in the config", domain) } if domainCfg.MachineTokenLifetime <= 0 { return fmt.Errorf("machine tokens for machines in domain %q are not allowed", domain) } // Make sure cert serial number fits into uint64. We don't support negative or // giant SNs. sn := p.Cert.SerialNumber if sn.Sign() <= 0 || sn.Cmp(maxUint64) >= 0 { return fmt.Errorf("invalid certificate serial number: %s", sn) } return nil }
go
func (p *MintParams) Validate() error { // Check FDQN. fqdn, err := p.MachineFQDN() if err != nil { return err } chunks := strings.SplitN(fqdn, ".", 2) if len(chunks) != 2 { return fmt.Errorf("not a valid FQDN %q", fqdn) } domain := chunks[1] // e.g. "us-central1-a.c.project-id.internal" // Check DomainConfig for given domain. domainCfg := domainConfig(p.Config, domain) if domainCfg == nil { return fmt.Errorf("the domain %q is not whitelisted in the config", domain) } if domainCfg.MachineTokenLifetime <= 0 { return fmt.Errorf("machine tokens for machines in domain %q are not allowed", domain) } // Make sure cert serial number fits into uint64. We don't support negative or // giant SNs. sn := p.Cert.SerialNumber if sn.Sign() <= 0 || sn.Cmp(maxUint64) >= 0 { return fmt.Errorf("invalid certificate serial number: %s", sn) } return nil }
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// Validate checks that token minting parameters are allowed.
[ "Validate", "checks", "that", "token", "minting", "parameters", "are", "allowed", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tokenserver/appengine/impl/machinetoken/machinetoken.go#L106-L134
8,674
luci/luci-go
tokenserver/appengine/impl/machinetoken/machinetoken.go
Mint
func Mint(c context.Context, params *MintParams) (*tokenserver.MachineTokenBody, string, error) { if err := params.Validate(); err != nil { return nil, "", err } fqdn, err := params.MachineFQDN() if err != nil { panic("impossible") // checked in Validate already } chunks := strings.SplitN(fqdn, ".", 2) if len(chunks) != 2 { panic("impossible") // checked in Validate already } cfg := domainConfig(params.Config, chunks[1]) if cfg == nil { panic("impossible") // checked in Validate already } srvInfo, err := params.Signer.ServiceInfo(c) if err != nil { return nil, "", transient.Tag.Apply(err) } body := &tokenserver.MachineTokenBody{ MachineFqdn: fqdn, IssuedBy: srvInfo.ServiceAccountName, IssuedAt: uint64(clock.Now(c).Unix()), Lifetime: uint64(cfg.MachineTokenLifetime), CaId: params.Config.UniqueId, CertSn: params.Cert.SerialNumber.Uint64(), // already validated, fits uint64 } signed, err := SignToken(c, params.Signer, body) if err != nil { return nil, "", err } return body, signed, nil }
go
func Mint(c context.Context, params *MintParams) (*tokenserver.MachineTokenBody, string, error) { if err := params.Validate(); err != nil { return nil, "", err } fqdn, err := params.MachineFQDN() if err != nil { panic("impossible") // checked in Validate already } chunks := strings.SplitN(fqdn, ".", 2) if len(chunks) != 2 { panic("impossible") // checked in Validate already } cfg := domainConfig(params.Config, chunks[1]) if cfg == nil { panic("impossible") // checked in Validate already } srvInfo, err := params.Signer.ServiceInfo(c) if err != nil { return nil, "", transient.Tag.Apply(err) } body := &tokenserver.MachineTokenBody{ MachineFqdn: fqdn, IssuedBy: srvInfo.ServiceAccountName, IssuedAt: uint64(clock.Now(c).Unix()), Lifetime: uint64(cfg.MachineTokenLifetime), CaId: params.Config.UniqueId, CertSn: params.Cert.SerialNumber.Uint64(), // already validated, fits uint64 } signed, err := SignToken(c, params.Signer, body) if err != nil { return nil, "", err } return body, signed, nil }
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// Mint generates a new machine token proto, signs and serializes it. // // Returns its body as a proto, and as a signed base64-encoded final token.
[ "Mint", "generates", "a", "new", "machine", "token", "proto", "signs", "and", "serializes", "it", ".", "Returns", "its", "body", "as", "a", "proto", "and", "as", "a", "signed", "base64", "-", "encoded", "final", "token", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tokenserver/appengine/impl/machinetoken/machinetoken.go#L156-L191
8,675
luci/luci-go
tokenserver/appengine/impl/machinetoken/machinetoken.go
SignToken
func SignToken(c context.Context, signer signing.Signer, body *tokenserver.MachineTokenBody) (string, error) { s := tokensigning.Signer{ Signer: signer, SigningContext: tokenSigningContext, Encoding: base64.RawStdEncoding, Wrap: func(w *tokensigning.Unwrapped) proto.Message { return &tokenserver.MachineTokenEnvelope{ TokenBody: w.Body, RsaSha256: w.RsaSHA256Sig, KeyId: w.KeyID, } }, } return s.SignToken(c, body) }
go
func SignToken(c context.Context, signer signing.Signer, body *tokenserver.MachineTokenBody) (string, error) { s := tokensigning.Signer{ Signer: signer, SigningContext: tokenSigningContext, Encoding: base64.RawStdEncoding, Wrap: func(w *tokensigning.Unwrapped) proto.Message { return &tokenserver.MachineTokenEnvelope{ TokenBody: w.Body, RsaSha256: w.RsaSHA256Sig, KeyId: w.KeyID, } }, } return s.SignToken(c, body) }
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// SignToken signs and serializes the machine subtoken. // // It doesn't do any validation. Assumes the prepared subtoken is valid. // // Produces base64-encoded token or a transient error.
[ "SignToken", "signs", "and", "serializes", "the", "machine", "subtoken", ".", "It", "doesn", "t", "do", "any", "validation", ".", "Assumes", "the", "prepared", "subtoken", "is", "valid", ".", "Produces", "base64", "-", "encoded", "token", "or", "a", "transient", "error", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tokenserver/appengine/impl/machinetoken/machinetoken.go#L198-L212
8,676
luci/luci-go
logdog/client/butler/bundler/stream.go
noMoreDataLocked
func (s *streamImpl) noMoreDataLocked() bool { if !s.closed { return false } // If we have an append error, we will no longer accept or consume data. if s.appendErr != nil { return true } var bufSize int64 s.withParserLock(func() error { bufSize = s.c.parser.bufferedBytes() return nil }) return bufSize == 0 }
go
func (s *streamImpl) noMoreDataLocked() bool { if !s.closed { return false } // If we have an append error, we will no longer accept or consume data. if s.appendErr != nil { return true } var bufSize int64 s.withParserLock(func() error { bufSize = s.c.parser.bufferedBytes() return nil }) return bufSize == 0 }
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// noMoreDataLocked returns true if our stream has been closed and its buffer // is empty. // // The stream's stateLock must be held when calling this method.
[ "noMoreDataLocked", "returns", "true", "if", "our", "stream", "has", "been", "closed", "and", "its", "buffer", "is", "empty", ".", "The", "stream", "s", "stateLock", "must", "be", "held", "when", "calling", "this", "method", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/logdog/client/butler/bundler/stream.go#L226-L242
8,677
luci/luci-go
logdog/client/butler/bundler/stream.go
nextBundleEntry
func (s *streamImpl) nextBundleEntry(bb *builder, aggressive bool) bool { s.stateLock.Lock() defer s.stateLock.Unlock() // If we're not drained, try and get the next bundle. modified := false if !s.noMoreDataLocked() { err := error(nil) modified, err = s.nextBundleEntryLocked(bb, aggressive) if err != nil { s.setAppendErrorLocked(err) } if modified { s.signalDataConsumed() } } // If we're drained, populate our terminal state. if s.noMoreDataLocked() { if s.lastLogEntry != nil { bb.setStreamTerminal(&s.c.template, s.lastLogEntry.StreamIndex) } s.setDrained() } return modified }
go
func (s *streamImpl) nextBundleEntry(bb *builder, aggressive bool) bool { s.stateLock.Lock() defer s.stateLock.Unlock() // If we're not drained, try and get the next bundle. modified := false if !s.noMoreDataLocked() { err := error(nil) modified, err = s.nextBundleEntryLocked(bb, aggressive) if err != nil { s.setAppendErrorLocked(err) } if modified { s.signalDataConsumed() } } // If we're drained, populate our terminal state. if s.noMoreDataLocked() { if s.lastLogEntry != nil { bb.setStreamTerminal(&s.c.template, s.lastLogEntry.StreamIndex) } s.setDrained() } return modified }
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// nextBundleEntry generates bundles for this stream. The total bundle data size // must not exceed the supplied size. // // If no bundle entry could be generated given the constraints, nil will be // returned. // // It is possible for some entries to be returned alongside an error.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/logdog/client/butler/bundler/stream.go#L268-L295
8,678
luci/luci-go
logdog/client/butler/bundler/stream.go
fixupLogEntry
func (s *streamImpl) fixupLogEntry(prev, cur *logpb.LogEntry) error { if prev == nil { if cur.StreamIndex != 0 { return fmt.Errorf("first log entry is not zero index (%d)", cur.StreamIndex) } } else { if cur.StreamIndex != prev.StreamIndex+1 { return fmt.Errorf("non-contiguous stream indices (%d != %d)", cur.StreamIndex, prev.StreamIndex+1) } if google.DurationFromProto(cur.TimeOffset) < google.DurationFromProto(prev.TimeOffset) { to := *prev.TimeOffset cur.TimeOffset = &to } } return nil }
go
func (s *streamImpl) fixupLogEntry(prev, cur *logpb.LogEntry) error { if prev == nil { if cur.StreamIndex != 0 { return fmt.Errorf("first log entry is not zero index (%d)", cur.StreamIndex) } } else { if cur.StreamIndex != prev.StreamIndex+1 { return fmt.Errorf("non-contiguous stream indices (%d != %d)", cur.StreamIndex, prev.StreamIndex+1) } if google.DurationFromProto(cur.TimeOffset) < google.DurationFromProto(prev.TimeOffset) { to := *prev.TimeOffset cur.TimeOffset = &to } } return nil }
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// fixupLogEntry asserts and corrects a log entry's stream offset and ordering // given the previous entry in the stream. // // If prev is nil, that means that cur is expected to be the first log entry // in the stream.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/logdog/client/butler/bundler/stream.go#L352-L369
8,679
luci/luci-go
logdog/client/butler/output/log/logOutput.go
New
func New(ctx context.Context, bundleSize int) output.Output { o := logOutput{ ctx: ctx, bundleSize: bundleSize, } o.ctx = log.SetFields(o.ctx, log.Fields{ "output": &o, }) return &o }
go
func New(ctx context.Context, bundleSize int) output.Output { o := logOutput{ ctx: ctx, bundleSize: bundleSize, } o.ctx = log.SetFields(o.ctx, log.Fields{ "output": &o, }) return &o }
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// New instantes a new log output instance.
[ "New", "instantes", "a", "new", "log", "output", "instance", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/logdog/client/butler/output/log/logOutput.go#L48-L57
8,680
luci/luci-go
common/sync/mutexpool/pool.go
WithMutex
func (pc *P) WithMutex(key interface{}, fn func()) { // Get a lock for this config key, and increment its reference. me := pc.getConfigLock(key) defer pc.decRef(me, key) // Hold this lock's mutex and call "fn". me.Lock() defer me.Unlock() fn() }
go
func (pc *P) WithMutex(key interface{}, fn func()) { // Get a lock for this config key, and increment its reference. me := pc.getConfigLock(key) defer pc.decRef(me, key) // Hold this lock's mutex and call "fn". me.Lock() defer me.Unlock() fn() }
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// WithMutex locks the Mutex matching the specified key and executes fn while // holding its lock. // // If a mutex for key doesn't exist, one will be created, and will be // automatically cleaned up when no longer referenced.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/sync/mutexpool/pool.go#L78-L88
8,681
luci/luci-go
scheduler/appengine/engine/policy/greedy_batching.go
GreedyBatchingPolicy
func GreedyBatchingPolicy(maxConcurrentInvs, maxBatchSize int) (Func, error) { return basePolicy(maxConcurrentInvs, maxBatchSize, func(triggers []*internal.Trigger) int { return len(triggers) }) }
go
func GreedyBatchingPolicy(maxConcurrentInvs, maxBatchSize int) (Func, error) { return basePolicy(maxConcurrentInvs, maxBatchSize, func(triggers []*internal.Trigger) int { return len(triggers) }) }
[ "func", "GreedyBatchingPolicy", "(", "maxConcurrentInvs", ",", "maxBatchSize", "int", ")", "(", "Func", ",", "error", ")", "{", "return", "basePolicy", "(", "maxConcurrentInvs", ",", "maxBatchSize", ",", "func", "(", "triggers", "[", "]", "*", "internal", ".", "Trigger", ")", "int", "{", "return", "len", "(", "triggers", ")", "\n", "}", ")", "\n", "}" ]
// GreedyBatchingPolicy instantiates new GREEDY_BATCHING policy function. // // It takes all pending triggers and collapses them into one new invocation, // deriving its properties from the most recent trigger alone.
[ "GreedyBatchingPolicy", "instantiates", "new", "GREEDY_BATCHING", "policy", "function", ".", "It", "takes", "all", "pending", "triggers", "and", "collapses", "them", "into", "one", "new", "invocation", "deriving", "its", "properties", "from", "the", "most", "recent", "trigger", "alone", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/scheduler/appengine/engine/policy/greedy_batching.go#L25-L29
8,682
luci/luci-go
server/warmup/warmup.go
Register
func Register(name string, cb Callback) { if name == "" { panic("warmup callback name is required") } state.Lock() defer state.Unlock() state.callbacks = append(state.callbacks, callbackWithName{cb, name}) }
go
func Register(name string, cb Callback) { if name == "" { panic("warmup callback name is required") } state.Lock() defer state.Unlock() state.callbacks = append(state.callbacks, callbackWithName{cb, name}) }
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// Register adds a callback called during warmup.
[ "Register", "adds", "a", "callback", "called", "during", "warmup", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/warmup/warmup.go#L44-L51
8,683
luci/luci-go
server/warmup/warmup.go
Warmup
func Warmup(c context.Context) error { state.Lock() defer state.Unlock() var merr errors.MultiError for _, cb := range state.callbacks { logging.Infof(c, "Warming up %q", cb.name) if err := cb.Callback(c); err != nil { logging.WithError(err).Errorf(c, "Error when warming up %q", cb.name) merr = append(merr, err) } } logging.Infof(c, "Finished warming up") if len(merr) == 0 { return nil } return merr }
go
func Warmup(c context.Context) error { state.Lock() defer state.Unlock() var merr errors.MultiError for _, cb := range state.callbacks { logging.Infof(c, "Warming up %q", cb.name) if err := cb.Callback(c); err != nil { logging.WithError(err).Errorf(c, "Error when warming up %q", cb.name) merr = append(merr, err) } } logging.Infof(c, "Finished warming up") if len(merr) == 0 { return nil } return merr }
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// Warmup executes all registered warmup callbacks, sequentially. // // Doesn't abort on individual callback errors, just collects and returns them // all.
[ "Warmup", "executes", "all", "registered", "warmup", "callbacks", "sequentially", ".", "Doesn", "t", "abort", "on", "individual", "callback", "errors", "just", "collects", "and", "returns", "them", "all", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/warmup/warmup.go#L57-L75
8,684
luci/luci-go
vpython/venv/prune.go
prune
func prune(c context.Context, cfg *Config, exempt stringset.Set) error { pruneThreshold := cfg.PruneThreshold if pruneThreshold <= 0 { // Pruning is disabled. return nil } now := clock.Now(c) minPruneAge := now.Add(-pruneThreshold) // Run a series of independent scan/prune operations. logging.Debugf(c, "Pruning entries in [%s] older than %s (%s).", cfg.BaseDir, pruneThreshold, minPruneAge) // Iterate over all of our VirtualEnv candidates. // // Any pruning errors will be accumulated in "allErrs", so ForEach will only // receive nil return values from the callback. This means that any error // returned by ForEach was an actual error with the iteration itself. var ( allErrs errors.MultiError totalPruned = 0 hitLimitStr = "" ) // We need to cancel if we hit our prune limit. c, cancelFunc := context.WithCancel(c) defer cancelFunc() // Iterate over all VirtualEnv directories, regardless of their completion // status. it := Iterator{ // Shuffle the slice randomly. We do this in case others are also processing // this directory simultaneously. Shuffle: true, } err := it.ForEach(c, cfg, func(c context.Context, e *Env) error { if exempt != nil && exempt.Has(e.Name) { logging.Debugf(c, "Not pruning currently in-use environment: %s", e.Name) return nil } if ts, err := e.completionFlagTimestamp(); err == nil && ts.After(minPruneAge) { logging.Debugf(c, "Environment [%s] is younger than minimum prune age (%s).", e.Name, ts) return nil } switch err := e.Delete(c); errors.Unwrap(err) { case nil: totalPruned++ if cfg.MaxPrunesPerSweep > 0 && totalPruned >= cfg.MaxPrunesPerSweep { logging.Debugf(c, "Hit prune limit of %d.", cfg.MaxPrunesPerSweep) hitLimitStr = " (limit)" cancelFunc() } case fslock.ErrLockHeld: logging.WithError(err).Debugf(c, "Environment [%s] is in use.", e.Name) default: err = errors.Annotate(err, "failed to prune file: %s", e.Name). InternalReason("dir(%q)", e.Config.BaseDir).Err() allErrs = append(allErrs, err) } return nil }) if err != nil { // Error during iteration. return err } logging.Infof(c, "Pruned %d environment(s)%s with %d error(s)", totalPruned, hitLimitStr, len(allErrs)) if len(allErrs) > 0 { return allErrs } return nil }
go
func prune(c context.Context, cfg *Config, exempt stringset.Set) error { pruneThreshold := cfg.PruneThreshold if pruneThreshold <= 0 { // Pruning is disabled. return nil } now := clock.Now(c) minPruneAge := now.Add(-pruneThreshold) // Run a series of independent scan/prune operations. logging.Debugf(c, "Pruning entries in [%s] older than %s (%s).", cfg.BaseDir, pruneThreshold, minPruneAge) // Iterate over all of our VirtualEnv candidates. // // Any pruning errors will be accumulated in "allErrs", so ForEach will only // receive nil return values from the callback. This means that any error // returned by ForEach was an actual error with the iteration itself. var ( allErrs errors.MultiError totalPruned = 0 hitLimitStr = "" ) // We need to cancel if we hit our prune limit. c, cancelFunc := context.WithCancel(c) defer cancelFunc() // Iterate over all VirtualEnv directories, regardless of their completion // status. it := Iterator{ // Shuffle the slice randomly. We do this in case others are also processing // this directory simultaneously. Shuffle: true, } err := it.ForEach(c, cfg, func(c context.Context, e *Env) error { if exempt != nil && exempt.Has(e.Name) { logging.Debugf(c, "Not pruning currently in-use environment: %s", e.Name) return nil } if ts, err := e.completionFlagTimestamp(); err == nil && ts.After(minPruneAge) { logging.Debugf(c, "Environment [%s] is younger than minimum prune age (%s).", e.Name, ts) return nil } switch err := e.Delete(c); errors.Unwrap(err) { case nil: totalPruned++ if cfg.MaxPrunesPerSweep > 0 && totalPruned >= cfg.MaxPrunesPerSweep { logging.Debugf(c, "Hit prune limit of %d.", cfg.MaxPrunesPerSweep) hitLimitStr = " (limit)" cancelFunc() } case fslock.ErrLockHeld: logging.WithError(err).Debugf(c, "Environment [%s] is in use.", e.Name) default: err = errors.Annotate(err, "failed to prune file: %s", e.Name). InternalReason("dir(%q)", e.Config.BaseDir).Err() allErrs = append(allErrs, err) } return nil }) if err != nil { // Error during iteration. return err } logging.Infof(c, "Pruned %d environment(s)%s with %d error(s)", totalPruned, hitLimitStr, len(allErrs)) if len(allErrs) > 0 { return allErrs } return nil }
[ "func", "prune", "(", "c", "context", ".", "Context", ",", "cfg", "*", "Config", ",", "exempt", "stringset", ".", "Set", ")", "error", "{", "pruneThreshold", ":=", "cfg", ".", "PruneThreshold", "\n", "if", "pruneThreshold", "<=", "0", "{", "// Pruning is disabled.", "return", "nil", "\n", "}", "\n\n", "now", ":=", "clock", ".", "Now", "(", "c", ")", "\n", "minPruneAge", ":=", "now", ".", "Add", "(", "-", "pruneThreshold", ")", "\n\n", "// Run a series of independent scan/prune operations.", "logging", ".", "Debugf", "(", "c", ",", "\"", "\"", ",", "cfg", ".", "BaseDir", ",", "pruneThreshold", ",", "minPruneAge", ")", "\n\n", "// Iterate over all of our VirtualEnv candidates.", "//", "// Any pruning errors will be accumulated in \"allErrs\", so ForEach will only", "// receive nil return values from the callback. This means that any error", "// returned by ForEach was an actual error with the iteration itself.", "var", "(", "allErrs", "errors", ".", "MultiError", "\n", "totalPruned", "=", "0", "\n", "hitLimitStr", "=", "\"", "\"", "\n", ")", "\n\n", "// We need to cancel if we hit our prune limit.", "c", ",", "cancelFunc", ":=", "context", ".", "WithCancel", "(", "c", ")", "\n", "defer", "cancelFunc", "(", ")", "\n\n", "// Iterate over all VirtualEnv directories, regardless of their completion", "// status.", "it", ":=", "Iterator", "{", "// Shuffle the slice randomly. We do this in case others are also processing", "// this directory simultaneously.", "Shuffle", ":", "true", ",", "}", "\n", "err", ":=", "it", ".", "ForEach", "(", "c", ",", "cfg", ",", "func", "(", "c", "context", ".", "Context", ",", "e", "*", "Env", ")", "error", "{", "if", "exempt", "!=", "nil", "&&", "exempt", ".", "Has", "(", "e", ".", "Name", ")", "{", "logging", ".", "Debugf", "(", "c", ",", "\"", "\"", ",", "e", ".", "Name", ")", "\n", "return", "nil", "\n", "}", "\n\n", "if", "ts", ",", "err", ":=", "e", ".", "completionFlagTimestamp", "(", ")", ";", "err", "==", "nil", "&&", "ts", ".", "After", "(", "minPruneAge", ")", "{", "logging", ".", "Debugf", "(", "c", ",", "\"", "\"", ",", "e", ".", "Name", ",", "ts", ")", "\n", "return", "nil", "\n", "}", "\n\n", "switch", "err", ":=", "e", ".", "Delete", "(", "c", ")", ";", "errors", ".", "Unwrap", "(", "err", ")", "{", "case", "nil", ":", "totalPruned", "++", "\n", "if", "cfg", ".", "MaxPrunesPerSweep", ">", "0", "&&", "totalPruned", ">=", "cfg", ".", "MaxPrunesPerSweep", "{", "logging", ".", "Debugf", "(", "c", ",", "\"", "\"", ",", "cfg", ".", "MaxPrunesPerSweep", ")", "\n", "hitLimitStr", "=", "\"", "\"", "\n", "cancelFunc", "(", ")", "\n", "}", "\n\n", "case", "fslock", ".", "ErrLockHeld", ":", "logging", ".", "WithError", "(", "err", ")", ".", "Debugf", "(", "c", ",", "\"", "\"", ",", "e", ".", "Name", ")", "\n\n", "default", ":", "err", "=", "errors", ".", "Annotate", "(", "err", ",", "\"", "\"", ",", "e", ".", "Name", ")", ".", "InternalReason", "(", "\"", "\"", ",", "e", ".", "Config", ".", "BaseDir", ")", ".", "Err", "(", ")", "\n", "allErrs", "=", "append", "(", "allErrs", ",", "err", ")", "\n", "}", "\n", "return", "nil", "\n", "}", ")", "\n", "if", "err", "!=", "nil", "{", "// Error during iteration.", "return", "err", "\n", "}", "\n\n", "logging", ".", "Infof", "(", "c", ",", "\"", "\"", ",", "totalPruned", ",", "hitLimitStr", ",", "len", "(", "allErrs", ")", ")", "\n", "if", "len", "(", "allErrs", ")", ">", "0", "{", "return", "allErrs", "\n", "}", "\n", "return", "nil", "\n", "}" ]
// prune examines environments in cfg's BaseDir. If any are found that are older // than the prune threshold in "cfg", they will be safely deleted. // // If exempt is not nil, it contains a list of VirtualEnv names that will be // exempted from pruning. This is used to prevent pruning from modifying // environments that are known to be recently used, and to completely avoid a // case where an environment could be pruned while it's in use by this program.
[ "prune", "examines", "environments", "in", "cfg", "s", "BaseDir", ".", "If", "any", "are", "found", "that", "are", "older", "than", "the", "prune", "threshold", "in", "cfg", "they", "will", "be", "safely", "deleted", ".", "If", "exempt", "is", "not", "nil", "it", "contains", "a", "list", "of", "VirtualEnv", "names", "that", "will", "be", "exempted", "from", "pruning", ".", "This", "is", "used", "to", "prevent", "pruning", "from", "modifying", "environments", "that", "are", "known", "to", "be", "recently", "used", "and", "to", "completely", "avoid", "a", "case", "where", "an", "environment", "could", "be", "pruned", "while", "it", "s", "in", "use", "by", "this", "program", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/vpython/venv/prune.go#L39-L114
8,685
luci/luci-go
milo/buildsource/buildbot/buildstore/blame.go
blame
func blame(c context.Context, b *buildbot.Build) error { if err := fetchChangesCached(c, b); err != nil { return err } blame := stringset.New(len(b.Sourcestamp.Changes)) b.Blame = make([]string, 0, len(b.Sourcestamp.Changes)) for _, c := range b.Sourcestamp.Changes { if blame.Add(c.Who) { b.Blame = append(b.Blame, c.Who) } } return nil }
go
func blame(c context.Context, b *buildbot.Build) error { if err := fetchChangesCached(c, b); err != nil { return err } blame := stringset.New(len(b.Sourcestamp.Changes)) b.Blame = make([]string, 0, len(b.Sourcestamp.Changes)) for _, c := range b.Sourcestamp.Changes { if blame.Add(c.Who) { b.Blame = append(b.Blame, c.Who) } } return nil }
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// blame loads changes from gitiles and computes b.Blame and // b.SourceStamp.Changes from b.SourceStamp.Repository, // b.SourceStamp.Revision and builds previous to b. // // Memcaches results.
[ "blame", "loads", "changes", "from", "gitiles", "and", "computes", "b", ".", "Blame", "and", "b", ".", "SourceStamp", ".", "Changes", "from", "b", ".", "SourceStamp", ".", "Repository", "b", ".", "SourceStamp", ".", "Revision", "and", "builds", "previous", "to", "b", ".", "Memcaches", "results", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/buildsource/buildbot/buildstore/blame.go#L49-L61
8,686
luci/luci-go
milo/buildsource/buildbot/buildstore/blame.go
fetchChangesCached
func fetchChangesCached(c context.Context, b *buildbot.Build) error { report := func(err error, msg string) { logging.WithError(err).Errorf(c, "build %q change memcaching: %s", b.ID(), msg) } cache := memcache.NewItem(c, "buildbot_changes/"+b.ID().String()) if err := memcache.Get(c, cache); err == nil { err := json.Unmarshal(cache.Value(), &b.Sourcestamp.Changes) if err == nil { return nil } b.Sourcestamp.Changes = nil report(err, "failed to unmarshal memcached changes") } else if err != memcache.ErrCacheMiss { report(err, "failed to load") } if err := fetchChanges(c, b); err != nil { return err } marshaled, err := json.Marshal(b.Sourcestamp.Changes) if err != nil { return err } if len(marshaled) > 1<<20 { report(nil, "cannot save > 1MB") } else { cache.SetValue(marshaled) if err := memcache.Set(c, cache); err != nil { report(err, "failed to save") } } return nil }
go
func fetchChangesCached(c context.Context, b *buildbot.Build) error { report := func(err error, msg string) { logging.WithError(err).Errorf(c, "build %q change memcaching: %s", b.ID(), msg) } cache := memcache.NewItem(c, "buildbot_changes/"+b.ID().String()) if err := memcache.Get(c, cache); err == nil { err := json.Unmarshal(cache.Value(), &b.Sourcestamp.Changes) if err == nil { return nil } b.Sourcestamp.Changes = nil report(err, "failed to unmarshal memcached changes") } else if err != memcache.ErrCacheMiss { report(err, "failed to load") } if err := fetchChanges(c, b); err != nil { return err } marshaled, err := json.Marshal(b.Sourcestamp.Changes) if err != nil { return err } if len(marshaled) > 1<<20 { report(nil, "cannot save > 1MB") } else { cache.SetValue(marshaled) if err := memcache.Set(c, cache); err != nil { report(err, "failed to save") } } return nil }
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// fetchChangesCached is same as fetchChanges, but with memcaching.
[ "fetchChangesCached", "is", "same", "as", "fetchChanges", "but", "with", "memcaching", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/buildsource/buildbot/buildstore/blame.go#L64-L98
8,687
luci/luci-go
milo/buildsource/buildbot/buildstore/blame.go
fetchChanges
func fetchChanges(c context.Context, b *buildbot.Build) error { memcache.Set(c, buildRevCache(c, b)) // initialize the slice so that when serialized to JSON, it is [], not null. b.Sourcestamp.Changes = []buildbot.Change{} host, project, err := gitiles.ParseRepoURL(b.Sourcestamp.Repository) if err != nil { logging.Warningf( c, "build %q does not have a valid Gitiles repository URL, %q. Skipping blamelist computation", b.ID(), b.Sourcestamp.Repository) return nil } if !commitHashRe.MatchString(b.Sourcestamp.Revision) { logging.Warningf( c, "build %q revision %q is not a commit hash. Skipping blamelist computation", b.Sourcestamp.Revision, b.ID()) return nil } prevRev, err := getPrevRev(c, b, 100) switch { case err != nil: return errors.Annotate(err, "failed to get prev revision for build %q", b.ID()).Err() case prevRev == "": logging.Warningf(c, "prev rev of build %q is unknown. Skipping blamelist computation", b.ID()) return nil } // Note that prev build may be coming from buildbot and having commit different // from the true previous _LUCI_ build, which may cause blamelist to have // extra or missing commits. This matters only for the first build after // next build number bump. // we don't really need a blamelist with a length > 50 commits, err := git.Get(c).Log(c, host, project, b.Sourcestamp.Revision, &git.LogOptions{Limit: 50}) switch status.Code(err) { case codes.OK: for _, commit := range commits { if commit.Id == prevRev { break } change := changeFromGitiles(b.Sourcestamp.Repository, "master", commit) b.Sourcestamp.Changes = append(b.Sourcestamp.Changes, change) } return nil case codes.NotFound: logging.WithError(err).Warningf( c, "gitiles.log returned 404 %s/+/%s", b.Sourcestamp.Repository, b.Sourcestamp.Revision) b.Sourcestamp.Changes = nil return nil default: return err } }
go
func fetchChanges(c context.Context, b *buildbot.Build) error { memcache.Set(c, buildRevCache(c, b)) // initialize the slice so that when serialized to JSON, it is [], not null. b.Sourcestamp.Changes = []buildbot.Change{} host, project, err := gitiles.ParseRepoURL(b.Sourcestamp.Repository) if err != nil { logging.Warningf( c, "build %q does not have a valid Gitiles repository URL, %q. Skipping blamelist computation", b.ID(), b.Sourcestamp.Repository) return nil } if !commitHashRe.MatchString(b.Sourcestamp.Revision) { logging.Warningf( c, "build %q revision %q is not a commit hash. Skipping blamelist computation", b.Sourcestamp.Revision, b.ID()) return nil } prevRev, err := getPrevRev(c, b, 100) switch { case err != nil: return errors.Annotate(err, "failed to get prev revision for build %q", b.ID()).Err() case prevRev == "": logging.Warningf(c, "prev rev of build %q is unknown. Skipping blamelist computation", b.ID()) return nil } // Note that prev build may be coming from buildbot and having commit different // from the true previous _LUCI_ build, which may cause blamelist to have // extra or missing commits. This matters only for the first build after // next build number bump. // we don't really need a blamelist with a length > 50 commits, err := git.Get(c).Log(c, host, project, b.Sourcestamp.Revision, &git.LogOptions{Limit: 50}) switch status.Code(err) { case codes.OK: for _, commit := range commits { if commit.Id == prevRev { break } change := changeFromGitiles(b.Sourcestamp.Repository, "master", commit) b.Sourcestamp.Changes = append(b.Sourcestamp.Changes, change) } return nil case codes.NotFound: logging.WithError(err).Warningf( c, "gitiles.log returned 404 %s/+/%s", b.Sourcestamp.Repository, b.Sourcestamp.Revision) b.Sourcestamp.Changes = nil return nil default: return err } }
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// fetchChanges populates b.SourceStamp.Changes from Gitiles. // // Uses memcache to read the revision of the previous build. // If not available, loads the previous build that has a commit hash revision.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/buildsource/buildbot/buildstore/blame.go#L104-L165
8,688
luci/luci-go
milo/buildsource/buildbot/buildstore/blame.go
changeFromGitiles
func changeFromGitiles(repoURL, branch string, commit *gitpb.Commit) buildbot.Change { ct, _ := ptypes.Timestamp(commit.Committer.Time) return buildbot.Change{ At: ct.Format("Mon _2 Jan 2006 15:04:05"), Branch: &branch, Comments: commit.Message, Repository: repoURL, Rev: commit.Id, Revision: commit.Id, Revlink: fmt.Sprintf("%s/+/%s", strings.TrimSuffix(repoURL, "/"), commit.Id), When: int(ct.Unix()), Who: commit.Author.Email, // TODO(nodir): add Files if someone needs them. } }
go
func changeFromGitiles(repoURL, branch string, commit *gitpb.Commit) buildbot.Change { ct, _ := ptypes.Timestamp(commit.Committer.Time) return buildbot.Change{ At: ct.Format("Mon _2 Jan 2006 15:04:05"), Branch: &branch, Comments: commit.Message, Repository: repoURL, Rev: commit.Id, Revision: commit.Id, Revlink: fmt.Sprintf("%s/+/%s", strings.TrimSuffix(repoURL, "/"), commit.Id), When: int(ct.Unix()), Who: commit.Author.Email, // TODO(nodir): add Files if someone needs them. } }
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// changeFromGitiles converts a gitiles.Commit to a buildbot change.
[ "changeFromGitiles", "converts", "a", "gitiles", ".", "Commit", "to", "a", "buildbot", "change", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/buildsource/buildbot/buildstore/blame.go#L168-L182
8,689
luci/luci-go
milo/buildsource/buildbot/buildstore/blame.go
getPrevRev
func getPrevRev(c context.Context, b *buildbot.Build, maxRecursionDepth int) (string, error) { // note: we cannot use exponential scan here because there may be build // number gaps anywhere, for example given build numbers 10 20 30 40, // if we check 25 while scanning [20, 40), we don't know if we should continue // scanning in [20, 25) or (25, 40). switch { case b.Number == 0: return "", nil case maxRecursionDepth <= 0: logging.Warningf(c, "reached maximum recursion depth; giving up") return "", nil } prev := &buildbot.Build{ Master: b.Master, Buildername: b.Buildername, Number: b.Number - 1, } cache := buildRevCache(c, prev) err := memcache.Get(c, cache) if err == nil { // fast path return string(cache.Value()), nil } // slow path if err != memcache.ErrCacheMiss { logging.WithError(err).Warningf(c, "memcache.get failed for key %q", cache.Key()) } fetched, err := getBuild(c, prev.ID(), false, false) if err != nil { return "", err } var prevRev string if fetched != nil && commitHashRe.MatchString(fetched.Sourcestamp.Revision) { prevRev = fetched.Sourcestamp.Revision } else { // slowest path // May happen if there is a gap in build numbers or // if someone scheduled a build manually with no or HEAD revision. // Rare case. // This is a recursive call of itself. // The results are memcached along the stack though. if prevRev, err = getPrevRev(c, b, maxRecursionDepth-1); err != nil { return "", err } } cache.SetValue([]byte(prevRev)) memcache.Set(c, cache) return prevRev, nil }
go
func getPrevRev(c context.Context, b *buildbot.Build, maxRecursionDepth int) (string, error) { // note: we cannot use exponential scan here because there may be build // number gaps anywhere, for example given build numbers 10 20 30 40, // if we check 25 while scanning [20, 40), we don't know if we should continue // scanning in [20, 25) or (25, 40). switch { case b.Number == 0: return "", nil case maxRecursionDepth <= 0: logging.Warningf(c, "reached maximum recursion depth; giving up") return "", nil } prev := &buildbot.Build{ Master: b.Master, Buildername: b.Buildername, Number: b.Number - 1, } cache := buildRevCache(c, prev) err := memcache.Get(c, cache) if err == nil { // fast path return string(cache.Value()), nil } // slow path if err != memcache.ErrCacheMiss { logging.WithError(err).Warningf(c, "memcache.get failed for key %q", cache.Key()) } fetched, err := getBuild(c, prev.ID(), false, false) if err != nil { return "", err } var prevRev string if fetched != nil && commitHashRe.MatchString(fetched.Sourcestamp.Revision) { prevRev = fetched.Sourcestamp.Revision } else { // slowest path // May happen if there is a gap in build numbers or // if someone scheduled a build manually with no or HEAD revision. // Rare case. // This is a recursive call of itself. // The results are memcached along the stack though. if prevRev, err = getPrevRev(c, b, maxRecursionDepth-1); err != nil { return "", err } } cache.SetValue([]byte(prevRev)) memcache.Set(c, cache) return prevRev, nil }
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// getPrevRev returns revision of the closest previous build with a commit // hash, or "" if not found. // Memcaches results.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/buildsource/buildbot/buildstore/blame.go#L187-L241
8,690
luci/luci-go
milo/buildsource/buildbot/buildstore/blame.go
buildRevCache
func buildRevCache(c context.Context, b *buildbot.Build) memcache.Item { item := memcache.NewItem(c, "buildbot_revision/"+b.ID().String()) if b.Sourcestamp != nil { item.SetValue([]byte(b.Sourcestamp.Revision)) } return item }
go
func buildRevCache(c context.Context, b *buildbot.Build) memcache.Item { item := memcache.NewItem(c, "buildbot_revision/"+b.ID().String()) if b.Sourcestamp != nil { item.SetValue([]byte(b.Sourcestamp.Revision)) } return item }
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// buildRevCache returns a memcache.Item for the build's revision. // Initializes the value with current revision.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/milo/buildsource/buildbot/buildstore/blame.go#L245-L251
8,691
luci/luci-go
common/tsmon/field/serialize.go
SerializeDescriptor
func SerializeDescriptor(fields []Field) []*pb.MetricsDataSet_MetricFieldDescriptor { ret := make([]*pb.MetricsDataSet_MetricFieldDescriptor, len(fields)) for i, f := range fields { d := &pb.MetricsDataSet_MetricFieldDescriptor{ Name: proto.String(f.Name), } switch f.Type { case StringType: d.FieldType = pb.MetricsDataSet_MetricFieldDescriptor_STRING.Enum() case BoolType: d.FieldType = pb.MetricsDataSet_MetricFieldDescriptor_BOOL.Enum() case IntType: d.FieldType = pb.MetricsDataSet_MetricFieldDescriptor_INT64.Enum() } ret[i] = d } return ret }
go
func SerializeDescriptor(fields []Field) []*pb.MetricsDataSet_MetricFieldDescriptor { ret := make([]*pb.MetricsDataSet_MetricFieldDescriptor, len(fields)) for i, f := range fields { d := &pb.MetricsDataSet_MetricFieldDescriptor{ Name: proto.String(f.Name), } switch f.Type { case StringType: d.FieldType = pb.MetricsDataSet_MetricFieldDescriptor_STRING.Enum() case BoolType: d.FieldType = pb.MetricsDataSet_MetricFieldDescriptor_BOOL.Enum() case IntType: d.FieldType = pb.MetricsDataSet_MetricFieldDescriptor_INT64.Enum() } ret[i] = d } return ret }
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// SerializeDescriptor returns a slice of field descriptors, representing just // the names and types of fields.
[ "SerializeDescriptor", "returns", "a", "slice", "of", "field", "descriptors", "representing", "just", "the", "names", "and", "types", "of", "fields", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/tsmon/field/serialize.go#L25-L46
8,692
luci/luci-go
common/tsmon/field/serialize.go
Serialize
func Serialize(fields []Field, values []interface{}) []*pb.MetricsData_MetricField { ret := make([]*pb.MetricsData_MetricField, len(fields)) for i, f := range fields { d := &pb.MetricsData_MetricField{ Name: proto.String(f.Name), } switch f.Type { case StringType: d.Value = &pb.MetricsData_MetricField_StringValue{values[i].(string)} case BoolType: d.Value = &pb.MetricsData_MetricField_BoolValue{values[i].(bool)} case IntType: d.Value = &pb.MetricsData_MetricField_Int64Value{values[i].(int64)} } ret[i] = d } return ret }
go
func Serialize(fields []Field, values []interface{}) []*pb.MetricsData_MetricField { ret := make([]*pb.MetricsData_MetricField, len(fields)) for i, f := range fields { d := &pb.MetricsData_MetricField{ Name: proto.String(f.Name), } switch f.Type { case StringType: d.Value = &pb.MetricsData_MetricField_StringValue{values[i].(string)} case BoolType: d.Value = &pb.MetricsData_MetricField_BoolValue{values[i].(bool)} case IntType: d.Value = &pb.MetricsData_MetricField_Int64Value{values[i].(int64)} } ret[i] = d } return ret }
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// Serialize returns a slice of ts_mon_proto.MetricsData.MetricsField messages // representing the field names and values.
[ "Serialize", "returns", "a", "slice", "of", "ts_mon_proto", ".", "MetricsData", ".", "MetricsField", "messages", "representing", "the", "field", "names", "and", "values", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/common/tsmon/field/serialize.go#L50-L71
8,693
luci/luci-go
cipd/appengine/ui/common.go
routeToPage
func routeToPage(c *router.Context) error { path := c.Params.ByName("path") switch chunks := strings.SplitN(path, "/+/", 2); { case len(chunks) <= 1: // no '/+/' in path => prefix listing page return prefixListingPage(c, path) case len(chunks) == 2 && chunks[1] == "": // ends with '/+/' => package page return packagePage(c, chunks[0]) case len(chunks) == 2: // has something after '/+/' => instance page return instancePage(c, chunks[0], chunks[1]) default: return status.Errorf(codes.InvalidArgument, "malformed page URL") } }
go
func routeToPage(c *router.Context) error { path := c.Params.ByName("path") switch chunks := strings.SplitN(path, "/+/", 2); { case len(chunks) <= 1: // no '/+/' in path => prefix listing page return prefixListingPage(c, path) case len(chunks) == 2 && chunks[1] == "": // ends with '/+/' => package page return packagePage(c, chunks[0]) case len(chunks) == 2: // has something after '/+/' => instance page return instancePage(c, chunks[0], chunks[1]) default: return status.Errorf(codes.InvalidArgument, "malformed page URL") } }
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// routeToPage routes to an appropriate page depending on the request URL.
[ "routeToPage", "routes", "to", "an", "appropriate", "page", "depending", "on", "the", "request", "URL", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/cipd/appengine/ui/common.go#L72-L84
8,694
luci/luci-go
tumble/service.go
FireAllTasks
func (s *Service) FireAllTasks(c context.Context) error { cfg := getConfig(c) namespaces, err := s.getNamespaces(c, cfg) if err != nil { return err } // Probe each namespace in parallel. Each probe function reports its own // errors, so the work pool will never return any non-nil error response. var errCount, taskCount counter _ = parallel.WorkPool(cfg.NumGoroutines, func(ch chan<- func() error) { for _, ns := range namespaces { ns := ns ch <- func() error { // Generate a list of all shards. allShards := make([]taskShard, 0, cfg.TotalShardCount(ns)) for i := uint64(0); i < cfg.TotalShardCount(ns); i++ { allShards = append(allShards, taskShard{i, minTS}) } s.fireAllTasksForNamespace(c, cfg, ns, allShards, &errCount, &taskCount) return nil } } }) if errCount > 0 { logging.Errorf(c, "Encountered %d error(s).", errCount) return errors.New("errors were encountered while probing for tasks") } logging.Debugf(c, "Successfully probed %d namespace(s) and fired %d tasks(s).", len(namespaces), taskCount) return err }
go
func (s *Service) FireAllTasks(c context.Context) error { cfg := getConfig(c) namespaces, err := s.getNamespaces(c, cfg) if err != nil { return err } // Probe each namespace in parallel. Each probe function reports its own // errors, so the work pool will never return any non-nil error response. var errCount, taskCount counter _ = parallel.WorkPool(cfg.NumGoroutines, func(ch chan<- func() error) { for _, ns := range namespaces { ns := ns ch <- func() error { // Generate a list of all shards. allShards := make([]taskShard, 0, cfg.TotalShardCount(ns)) for i := uint64(0); i < cfg.TotalShardCount(ns); i++ { allShards = append(allShards, taskShard{i, minTS}) } s.fireAllTasksForNamespace(c, cfg, ns, allShards, &errCount, &taskCount) return nil } } }) if errCount > 0 { logging.Errorf(c, "Encountered %d error(s).", errCount) return errors.New("errors were encountered while probing for tasks") } logging.Debugf(c, "Successfully probed %d namespace(s) and fired %d tasks(s).", len(namespaces), taskCount) return err }
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// FireAllTasks searches for work in all namespaces, and fires off a process // task for any shards it finds that have at least one Mutation present to // ensure that no work languishes forever. This may not be needed in // a constantly-loaded system with good tumble key distribution.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tumble/service.go#L89-L122
8,695
luci/luci-go
tumble/service.go
processURL
func processURL(ts timestamp, shard uint64, ns string, loop bool) string { v := strings.NewReplacer( ":shard_id", fmt.Sprint(shard), ":timestamp", strconv.FormatInt(int64(ts), 10), ).Replace(processShardPattern) // Append our namespace query parameter. This is cosmetic, and the default // namespace will have this query parameter omitted. query := url.Values{} if ns != "" { query.Set("ns", ns) } if !loop { query.Set("single", "1") } if len(query) > 0 { v += "?" + query.Encode() } return v }
go
func processURL(ts timestamp, shard uint64, ns string, loop bool) string { v := strings.NewReplacer( ":shard_id", fmt.Sprint(shard), ":timestamp", strconv.FormatInt(int64(ts), 10), ).Replace(processShardPattern) // Append our namespace query parameter. This is cosmetic, and the default // namespace will have this query parameter omitted. query := url.Values{} if ns != "" { query.Set("ns", ns) } if !loop { query.Set("single", "1") } if len(query) > 0 { v += "?" + query.Encode() } return v }
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// processURL creates a new url for a process shard taskqueue task, including // the given timestamp and shard number.
[ "processURL", "creates", "a", "new", "url", "for", "a", "process", "shard", "taskqueue", "task", "including", "the", "given", "timestamp", "and", "shard", "number", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/tumble/service.go#L280-L299
8,696
luci/luci-go
server/auth/authdb/snapshot.go
IsInternalService
func (db *SnapshotDB) IsInternalService(c context.Context, hostname string) (bool, error) { if db.internalServices == nil { return false, nil } return db.internalServices.MatchString(hostname), nil }
go
func (db *SnapshotDB) IsInternalService(c context.Context, hostname string) (bool, error) { if db.internalServices == nil { return false, nil } return db.internalServices.MatchString(hostname), nil }
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// IsInternalService returns true if the given hostname belongs to a service // that is a part of the current LUCI deployment. // // What hosts are internal is controlled by 'internal_service_regexp' setting // in security.cfg in the Auth Service configs.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/auth/authdb/snapshot.go#L215-L220
8,697
luci/luci-go
server/auth/authdb/snapshot.go
IsMember
func (db *SnapshotDB) IsMember(c context.Context, id identity.Identity, groups []string) (bool, error) { // TODO(vadimsh): Optimize multi-group case. for _, gr := range groups { switch found, err := db.isMemberImpl(c, id, gr); { case err != nil: return false, err case found: return true, nil } } return false, nil }
go
func (db *SnapshotDB) IsMember(c context.Context, id identity.Identity, groups []string) (bool, error) { // TODO(vadimsh): Optimize multi-group case. for _, gr := range groups { switch found, err := db.isMemberImpl(c, id, gr); { case err != nil: return false, err case found: return true, nil } } return false, nil }
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// IsMember returns true if the given identity belongs to any of the groups. // // Unknown groups are considered empty. May return errors if underlying // datastore has issues.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/auth/authdb/snapshot.go#L226-L237
8,698
luci/luci-go
server/auth/authdb/snapshot.go
CheckMembership
func (db *SnapshotDB) CheckMembership(c context.Context, id identity.Identity, groups []string) (out []string, err error) { // TODO(vadimsh): Optimize multi-group case. for _, gr := range groups { switch found, err := db.isMemberImpl(c, id, gr); { case err != nil: return nil, err case found: out = append(out, gr) } } return }
go
func (db *SnapshotDB) CheckMembership(c context.Context, id identity.Identity, groups []string) (out []string, err error) { // TODO(vadimsh): Optimize multi-group case. for _, gr := range groups { switch found, err := db.isMemberImpl(c, id, gr); { case err != nil: return nil, err case found: out = append(out, gr) } } return }
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// CheckMembership returns groups from the given list the identity belongs to. // // Unlike IsMember, it doesn't stop on the first hit but continues evaluating // all groups. // // Unknown groups are considered empty. The order of groups in the result may // be different from the order in 'groups'. // // May return errors if underlying datastore has issues.
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f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/auth/authdb/snapshot.go#L248-L259
8,699
luci/luci-go
server/auth/authdb/snapshot.go
isMemberImpl
func (db *SnapshotDB) isMemberImpl(c context.Context, id identity.Identity, groupName string) (bool, error) { // Cycle detection check uses a stack of groups currently being explored. Use // stack allocated array as a backing store to avoid unnecessary dynamic // allocation. If stack depth grows beyond 8, 'append' will reallocate it on // the heap. var backingStore [8]*group current := backingStore[:0] // Keep a set of all visited groups to avoid revisiting them in case of a // diamond-like graph, e.g A -> B, A -> C, B -> D, C -> D (we don't need to // visit D twice in this case). visited := make(map[*group]struct{}, 10) // isMember is used to recurse over nested groups. var isMember func(*group) bool isMember = func(gr *group) bool { // 'id' is a direct member? if _, ok := gr.members[id]; ok { return true } // 'id' matches some glob? for _, glob := range gr.globs { if glob.Match(id) { return true } } if len(gr.nested) == 0 { return false } current = append(current, gr) // popped before return found := false outer_loop: for _, nested := range gr.nested { // There should be no cycles, but do the check just in case there are, // seg faulting with stack overflow is very bad. In case of a cycle, skip // the offending group, but keep searching other groups. for _, ancestor := range current { if ancestor == nested { logging.Errorf(c, "auth: unexpected group nesting cycle in group %q", groupName) continue outer_loop } } // Explored 'nested' already (and didn't find anything) while visiting // some sibling branch? Skip. if _, seen := visited[nested]; seen { continue } if isMember(nested) { found = true break } } // Note that we don't use defers here since they have non-negligible runtime // cost. Using 'defer' here makes IsMember ~1.7x slower (1200 ns vs 700 ns), // See BenchmarkIsMember. current = current[:len(current)-1] visited[gr] = struct{}{} return found } if gr := db.groups[groupName]; gr != nil { return isMember(gr), nil } return false, nil }
go
func (db *SnapshotDB) isMemberImpl(c context.Context, id identity.Identity, groupName string) (bool, error) { // Cycle detection check uses a stack of groups currently being explored. Use // stack allocated array as a backing store to avoid unnecessary dynamic // allocation. If stack depth grows beyond 8, 'append' will reallocate it on // the heap. var backingStore [8]*group current := backingStore[:0] // Keep a set of all visited groups to avoid revisiting them in case of a // diamond-like graph, e.g A -> B, A -> C, B -> D, C -> D (we don't need to // visit D twice in this case). visited := make(map[*group]struct{}, 10) // isMember is used to recurse over nested groups. var isMember func(*group) bool isMember = func(gr *group) bool { // 'id' is a direct member? if _, ok := gr.members[id]; ok { return true } // 'id' matches some glob? for _, glob := range gr.globs { if glob.Match(id) { return true } } if len(gr.nested) == 0 { return false } current = append(current, gr) // popped before return found := false outer_loop: for _, nested := range gr.nested { // There should be no cycles, but do the check just in case there are, // seg faulting with stack overflow is very bad. In case of a cycle, skip // the offending group, but keep searching other groups. for _, ancestor := range current { if ancestor == nested { logging.Errorf(c, "auth: unexpected group nesting cycle in group %q", groupName) continue outer_loop } } // Explored 'nested' already (and didn't find anything) while visiting // some sibling branch? Skip. if _, seen := visited[nested]; seen { continue } if isMember(nested) { found = true break } } // Note that we don't use defers here since they have non-negligible runtime // cost. Using 'defer' here makes IsMember ~1.7x slower (1200 ns vs 700 ns), // See BenchmarkIsMember. current = current[:len(current)-1] visited[gr] = struct{}{} return found } if gr := db.groups[groupName]; gr != nil { return isMember(gr), nil } return false, nil }
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// isMemberImpl implements IsMember check for a single group only.
[ "isMemberImpl", "implements", "IsMember", "check", "for", "a", "single", "group", "only", "." ]
f6cef429871eee3be7c6903af88d3ee884eaf683
https://github.com/luci/luci-go/blob/f6cef429871eee3be7c6903af88d3ee884eaf683/server/auth/authdb/snapshot.go#L262-L336