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brocaar/loraserver
internal/backend/gateway/marshaler/gateway_stats.go
UnmarshalGatewayStats
func UnmarshalGatewayStats(b []byte, stats *gw.GatewayStats) (Type, error) { var t Type if strings.Contains(string(b), `"gatewayID"`) { t = JSON } else { t = Protobuf } switch t { case Protobuf: return t, proto.Unmarshal(b, stats) case JSON: m := jsonpb.Unmarshaler{ AllowUnknownFields: true, } return t, m.Unmarshal(bytes.NewReader(b), stats) } return t, nil }
go
func UnmarshalGatewayStats(b []byte, stats *gw.GatewayStats) (Type, error) { var t Type if strings.Contains(string(b), `"gatewayID"`) { t = JSON } else { t = Protobuf } switch t { case Protobuf: return t, proto.Unmarshal(b, stats) case JSON: m := jsonpb.Unmarshaler{ AllowUnknownFields: true, } return t, m.Unmarshal(bytes.NewReader(b), stats) } return t, nil }
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// UnmarshalGatewayStats unmarshals an GatewayStats.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/gateway/marshaler/gateway_stats.go#L14-L34
train
brocaar/loraserver
internal/downlink/multicast/min_gw_set.go
GetMinimumGatewaySet
func GetMinimumGatewaySet(rxInfoSets []storage.DeviceGatewayRXInfoSet) ([]lorawan.EUI64, error) { g := simple.NewWeightedUndirectedGraph(0, math.Inf(1)) gwSet := getGatewaySet(rxInfoSets) // connect all gateways // W -999 is used so that the mst algorithm will remove the edge between // the gateway and a device first, over removing an edge between two // gateways. for i, gatewayID := range gwSet { if i == 0 { continue } g.SetWeightedEdge(simple.WeightedEdge{ F: simple.Node(eui64Int64(gwSet[0])), T: simple.Node(eui64Int64(gatewayID)), W: -999, }) } // connect all devices to the gateways addDeviceEdges(g, rxInfoSets) dst := simple.NewWeightedUndirectedGraph(0, math.Inf(1)) path.Kruskal(dst, g) outMap := make(map[lorawan.EUI64]struct{}) edges := dst.Edges() for edges.Next() { e := edges.Edge() fromEUI := int64ToEUI64(e.From().ID()) toEUI := int64ToEUI64(e.To().ID()) fromIsGW := gwInGWSet(fromEUI, gwSet) toIsGW := gwInGWSet(toEUI, gwSet) // skip gateway to gateway edges if !(fromIsGW && toIsGW) { if fromIsGW { outMap[fromEUI] = struct{}{} } if toIsGW { outMap[toEUI] = struct{}{} } } } var outSlice []lorawan.EUI64 for k := range outMap { outSlice = append(outSlice, k) } return outSlice, nil }
go
func GetMinimumGatewaySet(rxInfoSets []storage.DeviceGatewayRXInfoSet) ([]lorawan.EUI64, error) { g := simple.NewWeightedUndirectedGraph(0, math.Inf(1)) gwSet := getGatewaySet(rxInfoSets) // connect all gateways // W -999 is used so that the mst algorithm will remove the edge between // the gateway and a device first, over removing an edge between two // gateways. for i, gatewayID := range gwSet { if i == 0 { continue } g.SetWeightedEdge(simple.WeightedEdge{ F: simple.Node(eui64Int64(gwSet[0])), T: simple.Node(eui64Int64(gatewayID)), W: -999, }) } // connect all devices to the gateways addDeviceEdges(g, rxInfoSets) dst := simple.NewWeightedUndirectedGraph(0, math.Inf(1)) path.Kruskal(dst, g) outMap := make(map[lorawan.EUI64]struct{}) edges := dst.Edges() for edges.Next() { e := edges.Edge() fromEUI := int64ToEUI64(e.From().ID()) toEUI := int64ToEUI64(e.To().ID()) fromIsGW := gwInGWSet(fromEUI, gwSet) toIsGW := gwInGWSet(toEUI, gwSet) // skip gateway to gateway edges if !(fromIsGW && toIsGW) { if fromIsGW { outMap[fromEUI] = struct{}{} } if toIsGW { outMap[toEUI] = struct{}{} } } } var outSlice []lorawan.EUI64 for k := range outMap { outSlice = append(outSlice, k) } return outSlice, nil }
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// GetMinimumGatewaySet returns the minimum set of gateways to cover all // devices.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/multicast/min_gw_set.go#L19-L76
train
brocaar/loraserver
internal/storage/device_session.go
AppendUplinkHistory
func (s *DeviceSession) AppendUplinkHistory(up UplinkHistory) { if count := len(s.UplinkHistory); count > 0 { // ignore re-transmissions we don't know the source of the // re-transmission (it might be a replay-attack) if s.UplinkHistory[count-1].FCnt == up.FCnt { return } } s.UplinkHistory = append(s.UplinkHistory, up) if count := len(s.UplinkHistory); count > UplinkHistorySize { s.UplinkHistory = s.UplinkHistory[count-UplinkHistorySize : count] } }
go
func (s *DeviceSession) AppendUplinkHistory(up UplinkHistory) { if count := len(s.UplinkHistory); count > 0 { // ignore re-transmissions we don't know the source of the // re-transmission (it might be a replay-attack) if s.UplinkHistory[count-1].FCnt == up.FCnt { return } } s.UplinkHistory = append(s.UplinkHistory, up) if count := len(s.UplinkHistory); count > UplinkHistorySize { s.UplinkHistory = s.UplinkHistory[count-UplinkHistorySize : count] } }
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// AppendUplinkHistory appends an UplinkHistory item and makes sure the list // never exceeds 20 records. In case more records are present, only the most // recent ones will be preserved. In case of a re-transmission, the record with // the best MaxSNR is stored.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L179-L192
train
brocaar/loraserver
internal/storage/device_session.go
GetPacketLossPercentage
func (s DeviceSession) GetPacketLossPercentage() float64 { if len(s.UplinkHistory) < UplinkHistorySize { return 0 } var lostPackets uint32 var previousFCnt uint32 for i, uh := range s.UplinkHistory { if i == 0 { previousFCnt = uh.FCnt continue } lostPackets += uh.FCnt - previousFCnt - 1 // there is always an expected difference of 1 previousFCnt = uh.FCnt } return float64(lostPackets) / float64(len(s.UplinkHistory)) * 100 }
go
func (s DeviceSession) GetPacketLossPercentage() float64 { if len(s.UplinkHistory) < UplinkHistorySize { return 0 } var lostPackets uint32 var previousFCnt uint32 for i, uh := range s.UplinkHistory { if i == 0 { previousFCnt = uh.FCnt continue } lostPackets += uh.FCnt - previousFCnt - 1 // there is always an expected difference of 1 previousFCnt = uh.FCnt } return float64(lostPackets) / float64(len(s.UplinkHistory)) * 100 }
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// GetPacketLossPercentage returns the percentage of packet-loss over the // records stored in UplinkHistory. // Note it returns 0 when the uplink history table hasn't been filled yet // to avoid reporting 33% for example when one of the first three uplinks // was lost.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L199-L217
train
brocaar/loraserver
internal/storage/device_session.go
GetMACVersion
func (s DeviceSession) GetMACVersion() lorawan.MACVersion { if strings.HasPrefix(s.MACVersion, "1.1") { return lorawan.LoRaWAN1_1 } return lorawan.LoRaWAN1_0 }
go
func (s DeviceSession) GetMACVersion() lorawan.MACVersion { if strings.HasPrefix(s.MACVersion, "1.1") { return lorawan.LoRaWAN1_1 } return lorawan.LoRaWAN1_0 }
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// GetMACVersion returns the LoRaWAN mac version.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L220-L226
train
brocaar/loraserver
internal/storage/device_session.go
ResetToBootParameters
func (s *DeviceSession) ResetToBootParameters(dp DeviceProfile) { if dp.SupportsJoin { return } var channelFrequencies []int for _, f := range dp.FactoryPresetFreqs { channelFrequencies = append(channelFrequencies, int(f)) } s.TXPowerIndex = 0 s.MinSupportedTXPowerIndex = 0 s.MaxSupportedTXPowerIndex = 0 s.ExtraUplinkChannels = make(map[int]loraband.Channel) s.RXDelay = uint8(dp.RXDelay1) s.RX1DROffset = uint8(dp.RXDROffset1) s.RX2DR = uint8(dp.RXDataRate2) s.RX2Frequency = int(dp.RXFreq2) s.EnabledUplinkChannels = band.Band().GetStandardUplinkChannelIndices() // TODO: replace by ServiceProfile.ChannelMask? s.ChannelFrequencies = channelFrequencies s.PingSlotDR = dp.PingSlotDR s.PingSlotFrequency = int(dp.PingSlotFreq) s.NbTrans = 1 if dp.PingSlotPeriod != 0 { s.PingSlotNb = (1 << 12) / dp.PingSlotPeriod } }
go
func (s *DeviceSession) ResetToBootParameters(dp DeviceProfile) { if dp.SupportsJoin { return } var channelFrequencies []int for _, f := range dp.FactoryPresetFreqs { channelFrequencies = append(channelFrequencies, int(f)) } s.TXPowerIndex = 0 s.MinSupportedTXPowerIndex = 0 s.MaxSupportedTXPowerIndex = 0 s.ExtraUplinkChannels = make(map[int]loraband.Channel) s.RXDelay = uint8(dp.RXDelay1) s.RX1DROffset = uint8(dp.RXDROffset1) s.RX2DR = uint8(dp.RXDataRate2) s.RX2Frequency = int(dp.RXFreq2) s.EnabledUplinkChannels = band.Band().GetStandardUplinkChannelIndices() // TODO: replace by ServiceProfile.ChannelMask? s.ChannelFrequencies = channelFrequencies s.PingSlotDR = dp.PingSlotDR s.PingSlotFrequency = int(dp.PingSlotFreq) s.NbTrans = 1 if dp.PingSlotPeriod != 0 { s.PingSlotNb = (1 << 12) / dp.PingSlotPeriod } }
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// ResetToBootParameters resets the device-session to the device boo // parameters as defined by the given device-profile.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L230-L257
train
brocaar/loraserver
internal/storage/device_session.go
GetRandomDevAddr
func GetRandomDevAddr(p *redis.Pool, netID lorawan.NetID) (lorawan.DevAddr, error) { var d lorawan.DevAddr b := make([]byte, len(d)) if _, err := rand.Read(b); err != nil { return d, errors.Wrap(err, "read random bytes error") } copy(d[:], b) d.SetAddrPrefix(netID) return d, nil }
go
func GetRandomDevAddr(p *redis.Pool, netID lorawan.NetID) (lorawan.DevAddr, error) { var d lorawan.DevAddr b := make([]byte, len(d)) if _, err := rand.Read(b); err != nil { return d, errors.Wrap(err, "read random bytes error") } copy(d[:], b) d.SetAddrPrefix(netID) return d, nil }
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// GetRandomDevAddr returns a random DevAddr, prefixed with NwkID based on the // given NetID.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L272-L282
train
brocaar/loraserver
internal/storage/device_session.go
ValidateAndGetFullFCntUp
func ValidateAndGetFullFCntUp(s DeviceSession, fCntUp uint32) (uint32, bool) { // we need to compare the difference of the 16 LSB gap := uint32(uint16(fCntUp) - uint16(s.FCntUp%65536)) if gap < band.Band().GetDefaults().MaxFCntGap { return s.FCntUp + gap, true } return 0, false }
go
func ValidateAndGetFullFCntUp(s DeviceSession, fCntUp uint32) (uint32, bool) { // we need to compare the difference of the 16 LSB gap := uint32(uint16(fCntUp) - uint16(s.FCntUp%65536)) if gap < band.Band().GetDefaults().MaxFCntGap { return s.FCntUp + gap, true } return 0, false }
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// ValidateAndGetFullFCntUp validates if the given fCntUp is valid // and returns the full 32 bit frame-counter. // Note that the LoRaWAN packet only contains the 16 LSB, so in order // to validate the MIC, the full 32 bit frame-counter needs to be set. // After a succesful validation of the FCntUp and the MIC, don't forget // to synchronize the Node FCntUp with the packet FCnt.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L290-L297
train
brocaar/loraserver
internal/storage/device_session.go
SaveDeviceSession
func SaveDeviceSession(p *redis.Pool, s DeviceSession) error { dsPB := deviceSessionToPB(s) b, err := proto.Marshal(&dsPB) if err != nil { return errors.Wrap(err, "protobuf encode error") } c := p.Get() defer c.Close() exp := int64(deviceSessionTTL) / int64(time.Millisecond) c.Send("MULTI") c.Send("PSETEX", fmt.Sprintf(deviceSessionKeyTempl, s.DevEUI), exp, b) c.Send("SADD", fmt.Sprintf(devAddrKeyTempl, s.DevAddr), s.DevEUI[:]) c.Send("PEXPIRE", fmt.Sprintf(devAddrKeyTempl, s.DevAddr), exp) if s.PendingRejoinDeviceSession != nil { c.Send("SADD", fmt.Sprintf(devAddrKeyTempl, s.PendingRejoinDeviceSession.DevAddr), s.DevEUI[:]) c.Send("PEXPIRE", fmt.Sprintf(devAddrKeyTempl, s.PendingRejoinDeviceSession.DevAddr), exp) } if _, err := c.Do("EXEC"); err != nil { return errors.Wrap(err, "exec error") } log.WithFields(log.Fields{ "dev_eui": s.DevEUI, "dev_addr": s.DevAddr, }).Info("device-session saved") return nil }
go
func SaveDeviceSession(p *redis.Pool, s DeviceSession) error { dsPB := deviceSessionToPB(s) b, err := proto.Marshal(&dsPB) if err != nil { return errors.Wrap(err, "protobuf encode error") } c := p.Get() defer c.Close() exp := int64(deviceSessionTTL) / int64(time.Millisecond) c.Send("MULTI") c.Send("PSETEX", fmt.Sprintf(deviceSessionKeyTempl, s.DevEUI), exp, b) c.Send("SADD", fmt.Sprintf(devAddrKeyTempl, s.DevAddr), s.DevEUI[:]) c.Send("PEXPIRE", fmt.Sprintf(devAddrKeyTempl, s.DevAddr), exp) if s.PendingRejoinDeviceSession != nil { c.Send("SADD", fmt.Sprintf(devAddrKeyTempl, s.PendingRejoinDeviceSession.DevAddr), s.DevEUI[:]) c.Send("PEXPIRE", fmt.Sprintf(devAddrKeyTempl, s.PendingRejoinDeviceSession.DevAddr), exp) } if _, err := c.Do("EXEC"); err != nil { return errors.Wrap(err, "exec error") } log.WithFields(log.Fields{ "dev_eui": s.DevEUI, "dev_addr": s.DevAddr, }).Info("device-session saved") return nil }
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// SaveDeviceSession saves the device-session. In case it doesn't exist yet // it will be created.
[ "SaveDeviceSession", "saves", "the", "device", "-", "session", ".", "In", "case", "it", "doesn", "t", "exist", "yet", "it", "will", "be", "created", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L301-L330
train
brocaar/loraserver
internal/storage/device_session.go
GetDeviceSession
func GetDeviceSession(p *redis.Pool, devEUI lorawan.EUI64) (DeviceSession, error) { var dsPB DeviceSessionPB c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", fmt.Sprintf(deviceSessionKeyTempl, devEUI))) if err != nil { if err == redis.ErrNil { return DeviceSession{}, ErrDoesNotExist } return DeviceSession{}, errors.Wrap(err, "get error") } err = proto.Unmarshal(val, &dsPB) if err != nil { // fallback on old gob encoding var dsOld DeviceSessionOld err = gob.NewDecoder(bytes.NewReader(val)).Decode(&dsOld) if err != nil { return DeviceSession{}, errors.Wrap(err, "gob decode error") } return migrateDeviceSessionOld(dsOld), nil } return deviceSessionFromPB(dsPB), nil }
go
func GetDeviceSession(p *redis.Pool, devEUI lorawan.EUI64) (DeviceSession, error) { var dsPB DeviceSessionPB c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", fmt.Sprintf(deviceSessionKeyTempl, devEUI))) if err != nil { if err == redis.ErrNil { return DeviceSession{}, ErrDoesNotExist } return DeviceSession{}, errors.Wrap(err, "get error") } err = proto.Unmarshal(val, &dsPB) if err != nil { // fallback on old gob encoding var dsOld DeviceSessionOld err = gob.NewDecoder(bytes.NewReader(val)).Decode(&dsOld) if err != nil { return DeviceSession{}, errors.Wrap(err, "gob decode error") } return migrateDeviceSessionOld(dsOld), nil } return deviceSessionFromPB(dsPB), nil }
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// GetDeviceSession returns the device-session for the given DevEUI.
[ "GetDeviceSession", "returns", "the", "device", "-", "session", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L333-L360
train
brocaar/loraserver
internal/storage/device_session.go
DeleteDeviceSession
func DeleteDeviceSession(p *redis.Pool, devEUI lorawan.EUI64) error { c := p.Get() defer c.Close() val, err := redis.Int(c.Do("DEL", fmt.Sprintf(deviceSessionKeyTempl, devEUI))) if err != nil { return errors.Wrap(err, "delete error") } if val == 0 { return ErrDoesNotExist } log.WithField("dev_eui", devEUI).Info("device-session deleted") return nil }
go
func DeleteDeviceSession(p *redis.Pool, devEUI lorawan.EUI64) error { c := p.Get() defer c.Close() val, err := redis.Int(c.Do("DEL", fmt.Sprintf(deviceSessionKeyTempl, devEUI))) if err != nil { return errors.Wrap(err, "delete error") } if val == 0 { return ErrDoesNotExist } log.WithField("dev_eui", devEUI).Info("device-session deleted") return nil }
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// DeleteDeviceSession deletes the device-session matching the given DevEUI.
[ "DeleteDeviceSession", "deletes", "the", "device", "-", "session", "matching", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L363-L376
train
brocaar/loraserver
internal/storage/device_session.go
GetDeviceSessionsForDevAddr
func GetDeviceSessionsForDevAddr(p *redis.Pool, devAddr lorawan.DevAddr) ([]DeviceSession, error) { var items []DeviceSession c := p.Get() defer c.Close() devEUIs, err := redis.ByteSlices(c.Do("SMEMBERS", fmt.Sprintf(devAddrKeyTempl, devAddr))) if err != nil { if err == redis.ErrNil { return items, nil } return nil, errors.Wrap(err, "get members error") } for _, b := range devEUIs { var devEUI lorawan.EUI64 copy(devEUI[:], b) s, err := GetDeviceSession(p, devEUI) if err != nil { // TODO: in case not found, remove the DevEUI from the list log.WithFields(log.Fields{ "dev_addr": devAddr, "dev_eui": devEUI, }).Warningf("get device-sessions for dev_addr error: %s", err) } // It is possible that the "main" device-session maps to a different // devAddr as the PendingRejoinDeviceSession is set (using the devAddr // that is used for the lookup). if s.DevAddr == devAddr { items = append(items, s) } // When a pending rejoin device-session context is set and it has // the given devAddr, add it to the items list. if s.PendingRejoinDeviceSession != nil && s.PendingRejoinDeviceSession.DevAddr == devAddr { items = append(items, *s.PendingRejoinDeviceSession) } } return items, nil }
go
func GetDeviceSessionsForDevAddr(p *redis.Pool, devAddr lorawan.DevAddr) ([]DeviceSession, error) { var items []DeviceSession c := p.Get() defer c.Close() devEUIs, err := redis.ByteSlices(c.Do("SMEMBERS", fmt.Sprintf(devAddrKeyTempl, devAddr))) if err != nil { if err == redis.ErrNil { return items, nil } return nil, errors.Wrap(err, "get members error") } for _, b := range devEUIs { var devEUI lorawan.EUI64 copy(devEUI[:], b) s, err := GetDeviceSession(p, devEUI) if err != nil { // TODO: in case not found, remove the DevEUI from the list log.WithFields(log.Fields{ "dev_addr": devAddr, "dev_eui": devEUI, }).Warningf("get device-sessions for dev_addr error: %s", err) } // It is possible that the "main" device-session maps to a different // devAddr as the PendingRejoinDeviceSession is set (using the devAddr // that is used for the lookup). if s.DevAddr == devAddr { items = append(items, s) } // When a pending rejoin device-session context is set and it has // the given devAddr, add it to the items list. if s.PendingRejoinDeviceSession != nil && s.PendingRejoinDeviceSession.DevAddr == devAddr { items = append(items, *s.PendingRejoinDeviceSession) } } return items, nil }
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// GetDeviceSessionsForDevAddr returns a slice of device-sessions using the // given DevAddr. When no device-session is using the given DevAddr, this returns // an empty slice.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L381-L423
train
brocaar/loraserver
internal/storage/device_session.go
GetDeviceSessionForPHYPayload
func GetDeviceSessionForPHYPayload(p *redis.Pool, phy lorawan.PHYPayload, txDR, txCh int) (DeviceSession, error) { macPL, ok := phy.MACPayload.(*lorawan.MACPayload) if !ok { return DeviceSession{}, fmt.Errorf("expected *lorawan.MACPayload, got: %T", phy.MACPayload) } originalFCnt := macPL.FHDR.FCnt sessions, err := GetDeviceSessionsForDevAddr(p, macPL.FHDR.DevAddr) if err != nil { return DeviceSession{}, err } for _, s := range sessions { // reset to the original FCnt macPL.FHDR.FCnt = originalFCnt // get full FCnt fullFCnt, ok := ValidateAndGetFullFCntUp(s, macPL.FHDR.FCnt) if !ok { // If RelaxFCnt is turned on, just trust the uplink FCnt // this is insecure, but has been requested by many people for // debugging purposes. // Note that we do not reset the FCntDown as this would reset the // downlink frame-counter on a re-transmit, which is not what we // want. if s.SkipFCntValidation { fullFCnt = macPL.FHDR.FCnt s.FCntUp = macPL.FHDR.FCnt s.UplinkHistory = []UplinkHistory{} // validate if the mic is valid given the FCnt reset // note that we can always set the ConfFCnt as the validation // function will only use it when the ACK bit is set micOK, err := phy.ValidateUplinkDataMIC(s.GetMACVersion(), s.ConfFCnt, uint8(txDR), uint8(txCh), s.FNwkSIntKey, s.SNwkSIntKey) if err != nil { return DeviceSession{}, errors.Wrap(err, "validate mic error") } if micOK { // we need to update the NodeSession if err := SaveDeviceSession(p, s); err != nil { return DeviceSession{}, err } log.WithFields(log.Fields{ "dev_addr": macPL.FHDR.DevAddr, "dev_eui": s.DevEUI, }).Warning("frame counters reset") return s, nil } } // try the next node-session continue } // the FCnt is valid, validate the MIC macPL.FHDR.FCnt = fullFCnt micOK, err := phy.ValidateUplinkDataMIC(s.GetMACVersion(), s.ConfFCnt, uint8(txDR), uint8(txCh), s.FNwkSIntKey, s.SNwkSIntKey) if err != nil { return DeviceSession{}, errors.Wrap(err, "validate mic error") } if micOK { return s, nil } } return DeviceSession{}, ErrDoesNotExistOrFCntOrMICInvalid }
go
func GetDeviceSessionForPHYPayload(p *redis.Pool, phy lorawan.PHYPayload, txDR, txCh int) (DeviceSession, error) { macPL, ok := phy.MACPayload.(*lorawan.MACPayload) if !ok { return DeviceSession{}, fmt.Errorf("expected *lorawan.MACPayload, got: %T", phy.MACPayload) } originalFCnt := macPL.FHDR.FCnt sessions, err := GetDeviceSessionsForDevAddr(p, macPL.FHDR.DevAddr) if err != nil { return DeviceSession{}, err } for _, s := range sessions { // reset to the original FCnt macPL.FHDR.FCnt = originalFCnt // get full FCnt fullFCnt, ok := ValidateAndGetFullFCntUp(s, macPL.FHDR.FCnt) if !ok { // If RelaxFCnt is turned on, just trust the uplink FCnt // this is insecure, but has been requested by many people for // debugging purposes. // Note that we do not reset the FCntDown as this would reset the // downlink frame-counter on a re-transmit, which is not what we // want. if s.SkipFCntValidation { fullFCnt = macPL.FHDR.FCnt s.FCntUp = macPL.FHDR.FCnt s.UplinkHistory = []UplinkHistory{} // validate if the mic is valid given the FCnt reset // note that we can always set the ConfFCnt as the validation // function will only use it when the ACK bit is set micOK, err := phy.ValidateUplinkDataMIC(s.GetMACVersion(), s.ConfFCnt, uint8(txDR), uint8(txCh), s.FNwkSIntKey, s.SNwkSIntKey) if err != nil { return DeviceSession{}, errors.Wrap(err, "validate mic error") } if micOK { // we need to update the NodeSession if err := SaveDeviceSession(p, s); err != nil { return DeviceSession{}, err } log.WithFields(log.Fields{ "dev_addr": macPL.FHDR.DevAddr, "dev_eui": s.DevEUI, }).Warning("frame counters reset") return s, nil } } // try the next node-session continue } // the FCnt is valid, validate the MIC macPL.FHDR.FCnt = fullFCnt micOK, err := phy.ValidateUplinkDataMIC(s.GetMACVersion(), s.ConfFCnt, uint8(txDR), uint8(txCh), s.FNwkSIntKey, s.SNwkSIntKey) if err != nil { return DeviceSession{}, errors.Wrap(err, "validate mic error") } if micOK { return s, nil } } return DeviceSession{}, ErrDoesNotExistOrFCntOrMICInvalid }
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// GetDeviceSessionForPHYPayload returns the device-session matching the given // PHYPayload. This will fetch all device-sessions associated with the used // DevAddr and based on FCnt and MIC decide which one to use.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L428-L493
train
brocaar/loraserver
internal/storage/device_session.go
DeviceSessionExists
func DeviceSessionExists(p *redis.Pool, devEUI lorawan.EUI64) (bool, error) { c := p.Get() defer c.Close() r, err := redis.Int(c.Do("EXISTS", fmt.Sprintf(deviceSessionKeyTempl, devEUI))) if err != nil { return false, errors.Wrap(err, "get exists error") } if r == 1 { return true, nil } return false, nil }
go
func DeviceSessionExists(p *redis.Pool, devEUI lorawan.EUI64) (bool, error) { c := p.Get() defer c.Close() r, err := redis.Int(c.Do("EXISTS", fmt.Sprintf(deviceSessionKeyTempl, devEUI))) if err != nil { return false, errors.Wrap(err, "get exists error") } if r == 1 { return true, nil } return false, nil }
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// DeviceSessionExists returns a bool indicating if a device session exist.
[ "DeviceSessionExists", "returns", "a", "bool", "indicating", "if", "a", "device", "session", "exist", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L496-L508
train
brocaar/loraserver
internal/storage/device_session.go
SaveDeviceGatewayRXInfoSet
func SaveDeviceGatewayRXInfoSet(p *redis.Pool, rxInfoSet DeviceGatewayRXInfoSet) error { rxInfoSetPB := deviceGatewayRXInfoSetToPB(rxInfoSet) b, err := proto.Marshal(&rxInfoSetPB) if err != nil { return errors.Wrap(err, "protobuf encode error") } c := p.Get() defer c.Close() exp := int64(deviceSessionTTL / time.Millisecond) _, err = c.Do("PSETEX", fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, rxInfoSet.DevEUI), exp, b) if err != nil { return errors.Wrap(err, "psetex error") } log.WithFields(log.Fields{ "dev_eui": rxInfoSet.DevEUI, }).Info("device gateway rx-info meta-data saved") return nil }
go
func SaveDeviceGatewayRXInfoSet(p *redis.Pool, rxInfoSet DeviceGatewayRXInfoSet) error { rxInfoSetPB := deviceGatewayRXInfoSetToPB(rxInfoSet) b, err := proto.Marshal(&rxInfoSetPB) if err != nil { return errors.Wrap(err, "protobuf encode error") } c := p.Get() defer c.Close() exp := int64(deviceSessionTTL / time.Millisecond) _, err = c.Do("PSETEX", fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, rxInfoSet.DevEUI), exp, b) if err != nil { return errors.Wrap(err, "psetex error") } log.WithFields(log.Fields{ "dev_eui": rxInfoSet.DevEUI, }).Info("device gateway rx-info meta-data saved") return nil }
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// SaveDeviceGatewayRXInfoSet saves the given DeviceGatewayRXInfoSet.
[ "SaveDeviceGatewayRXInfoSet", "saves", "the", "given", "DeviceGatewayRXInfoSet", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L511-L531
train
brocaar/loraserver
internal/storage/device_session.go
DeleteDeviceGatewayRXInfoSet
func DeleteDeviceGatewayRXInfoSet(p *redis.Pool, devEUI lorawan.EUI64) error { c := p.Get() defer c.Close() val, err := redis.Int(c.Do("DEL", fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, devEUI))) if err != nil { return errors.Wrap(err, "delete error") } if val == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, }).Info("device gateway rx-info meta-data deleted") return nil }
go
func DeleteDeviceGatewayRXInfoSet(p *redis.Pool, devEUI lorawan.EUI64) error { c := p.Get() defer c.Close() val, err := redis.Int(c.Do("DEL", fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, devEUI))) if err != nil { return errors.Wrap(err, "delete error") } if val == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, }).Info("device gateway rx-info meta-data deleted") return nil }
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// DeleteDeviceGatewayRXInfoSet deletes the device gateway rx-info meta-data // for the given Device EUI.
[ "DeleteDeviceGatewayRXInfoSet", "deletes", "the", "device", "gateway", "rx", "-", "info", "meta", "-", "data", "for", "the", "given", "Device", "EUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L535-L550
train
brocaar/loraserver
internal/storage/device_session.go
GetDeviceGatewayRXInfoSet
func GetDeviceGatewayRXInfoSet(p *redis.Pool, devEUI lorawan.EUI64) (DeviceGatewayRXInfoSet, error) { var rxInfoSetPB DeviceGatewayRXInfoSetPB c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, devEUI))) if err != nil { if err == redis.ErrNil { return DeviceGatewayRXInfoSet{}, ErrDoesNotExist } return DeviceGatewayRXInfoSet{}, errors.Wrap(err, "get error") } err = proto.Unmarshal(val, &rxInfoSetPB) if err != nil { return DeviceGatewayRXInfoSet{}, errors.Wrap(err, "protobuf unmarshal error") } return deviceGatewayRXInfoSetFromPB(rxInfoSetPB), nil }
go
func GetDeviceGatewayRXInfoSet(p *redis.Pool, devEUI lorawan.EUI64) (DeviceGatewayRXInfoSet, error) { var rxInfoSetPB DeviceGatewayRXInfoSetPB c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, devEUI))) if err != nil { if err == redis.ErrNil { return DeviceGatewayRXInfoSet{}, ErrDoesNotExist } return DeviceGatewayRXInfoSet{}, errors.Wrap(err, "get error") } err = proto.Unmarshal(val, &rxInfoSetPB) if err != nil { return DeviceGatewayRXInfoSet{}, errors.Wrap(err, "protobuf unmarshal error") } return deviceGatewayRXInfoSetFromPB(rxInfoSetPB), nil }
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// GetDeviceGatewayRXInfoSet returns the DeviceGatewayRXInfoSet for the given // Device EUI.
[ "GetDeviceGatewayRXInfoSet", "returns", "the", "DeviceGatewayRXInfoSet", "for", "the", "given", "Device", "EUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L554-L574
train
brocaar/loraserver
internal/storage/device_session.go
GetDeviceGatewayRXInfoSetForDevEUIs
func GetDeviceGatewayRXInfoSetForDevEUIs(p *redis.Pool, devEUIs []lorawan.EUI64) ([]DeviceGatewayRXInfoSet, error) { if len(devEUIs) == 0 { return nil, nil } var keys []interface{} for _, d := range devEUIs { keys = append(keys, fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, d)) } c := p.Get() defer c.Close() bs, err := redis.ByteSlices(c.Do("MGET", keys...)) if err != nil { return nil, errors.Wrap(err, "get byte slices error") } var out []DeviceGatewayRXInfoSet for _, b := range bs { if len(b) == 0 { continue } var rxInfoSetPB DeviceGatewayRXInfoSetPB if err = proto.Unmarshal(b, &rxInfoSetPB); err != nil { log.WithError(err).Error("protobuf unmarshal error") continue } out = append(out, deviceGatewayRXInfoSetFromPB(rxInfoSetPB)) } return out, nil }
go
func GetDeviceGatewayRXInfoSetForDevEUIs(p *redis.Pool, devEUIs []lorawan.EUI64) ([]DeviceGatewayRXInfoSet, error) { if len(devEUIs) == 0 { return nil, nil } var keys []interface{} for _, d := range devEUIs { keys = append(keys, fmt.Sprintf(deviceGatewayRXInfoSetKeyTempl, d)) } c := p.Get() defer c.Close() bs, err := redis.ByteSlices(c.Do("MGET", keys...)) if err != nil { return nil, errors.Wrap(err, "get byte slices error") } var out []DeviceGatewayRXInfoSet for _, b := range bs { if len(b) == 0 { continue } var rxInfoSetPB DeviceGatewayRXInfoSetPB if err = proto.Unmarshal(b, &rxInfoSetPB); err != nil { log.WithError(err).Error("protobuf unmarshal error") continue } out = append(out, deviceGatewayRXInfoSetFromPB(rxInfoSetPB)) } return out, nil }
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// GetDeviceGatewayRXInfoSetForDevEUIs returns the DeviceGatewayRXInfoSet // objects for the given Device EUIs.
[ "GetDeviceGatewayRXInfoSetForDevEUIs", "returns", "the", "DeviceGatewayRXInfoSet", "objects", "for", "the", "given", "Device", "EUIs", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_session.go#L578-L612
train
brocaar/loraserver
internal/migrations/code/code.go
Migrate
func Migrate(name string, f func(db sqlx.Ext) error) error { return storage.Transaction(func(tx sqlx.Ext) error { _, err := tx.Exec(`lock table code_migration`) if err != nil { return errors.Wrap(err, "lock code migration table error") } res, err := tx.Exec(` insert into code_migration ( id, applied_at ) values ($1, $2) on conflict do nothing `, name, time.Now()) if err != nil { switch err := err.(type) { case *pq.Error: switch err.Code.Name() { case "unique_violation": return nil } } return err } ra, err := res.RowsAffected() if err != nil { return err } if ra == 0 { return nil } return f(tx) }) }
go
func Migrate(name string, f func(db sqlx.Ext) error) error { return storage.Transaction(func(tx sqlx.Ext) error { _, err := tx.Exec(`lock table code_migration`) if err != nil { return errors.Wrap(err, "lock code migration table error") } res, err := tx.Exec(` insert into code_migration ( id, applied_at ) values ($1, $2) on conflict do nothing `, name, time.Now()) if err != nil { switch err := err.(type) { case *pq.Error: switch err.Code.Name() { case "unique_violation": return nil } } return err } ra, err := res.RowsAffected() if err != nil { return err } if ra == 0 { return nil } return f(tx) }) }
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// Migrate checks if the given function code has been applied and if not // it will execute the given function.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/migrations/code/code.go#L15-L53
train
brocaar/loraserver
internal/adr/adr.go
Setup
func Setup(c config.Config) error { disableADR = c.NetworkServer.NetworkSettings.DisableADR installationMargin = c.NetworkServer.NetworkSettings.InstallationMargin return nil }
go
func Setup(c config.Config) error { disableADR = c.NetworkServer.NetworkSettings.DisableADR installationMargin = c.NetworkServer.NetworkSettings.InstallationMargin return nil }
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// Setup configures the adr engine.
[ "Setup", "configures", "the", "adr", "engine", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/adr/adr.go#L29-L34
train
brocaar/loraserver
internal/storage/device_queue.go
CreateDeviceQueueItem
func CreateDeviceQueueItem(db sqlx.Queryer, qi *DeviceQueueItem) error { if err := qi.Validate(); err != nil { return err } now := time.Now() qi.CreatedAt = now qi.UpdatedAt = now err := sqlx.Get(db, &qi.ID, ` insert into device_queue ( created_at, updated_at, dev_addr, dev_eui, frm_payload, f_cnt, f_port, confirmed, emit_at_time_since_gps_epoch, is_pending, timeout_after ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11) returning id`, qi.CreatedAt, qi.UpdatedAt, qi.DevAddr[:], qi.DevEUI[:], qi.FRMPayload, qi.FCnt, qi.FPort, qi.Confirmed, qi.EmitAtTimeSinceGPSEpoch, qi.IsPending, qi.TimeoutAfter, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "dev_eui": qi.DevEUI, "f_cnt": qi.FCnt, }).Info("device-queue item created") return nil }
go
func CreateDeviceQueueItem(db sqlx.Queryer, qi *DeviceQueueItem) error { if err := qi.Validate(); err != nil { return err } now := time.Now() qi.CreatedAt = now qi.UpdatedAt = now err := sqlx.Get(db, &qi.ID, ` insert into device_queue ( created_at, updated_at, dev_addr, dev_eui, frm_payload, f_cnt, f_port, confirmed, emit_at_time_since_gps_epoch, is_pending, timeout_after ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11) returning id`, qi.CreatedAt, qi.UpdatedAt, qi.DevAddr[:], qi.DevEUI[:], qi.FRMPayload, qi.FCnt, qi.FPort, qi.Confirmed, qi.EmitAtTimeSinceGPSEpoch, qi.IsPending, qi.TimeoutAfter, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "dev_eui": qi.DevEUI, "f_cnt": qi.FCnt, }).Info("device-queue item created") return nil }
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// CreateDeviceQueueItem adds the given item to the device queue.
[ "CreateDeviceQueueItem", "adds", "the", "given", "item", "to", "the", "device", "queue", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L43-L89
train
brocaar/loraserver
internal/storage/device_queue.go
GetDeviceQueueItem
func GetDeviceQueueItem(db sqlx.Queryer, id int64) (DeviceQueueItem, error) { var qi DeviceQueueItem err := sqlx.Get(db, &qi, "select * from device_queue where id = $1", id) if err != nil { return qi, handlePSQLError(err, "select error") } return qi, nil }
go
func GetDeviceQueueItem(db sqlx.Queryer, id int64) (DeviceQueueItem, error) { var qi DeviceQueueItem err := sqlx.Get(db, &qi, "select * from device_queue where id = $1", id) if err != nil { return qi, handlePSQLError(err, "select error") } return qi, nil }
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// GetDeviceQueueItem returns the device-queue item matching the given id.
[ "GetDeviceQueueItem", "returns", "the", "device", "-", "queue", "item", "matching", "the", "given", "id", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L92-L99
train
brocaar/loraserver
internal/storage/device_queue.go
UpdateDeviceQueueItem
func UpdateDeviceQueueItem(db sqlx.Execer, qi *DeviceQueueItem) error { qi.UpdatedAt = time.Now() res, err := db.Exec(` update device_queue set updated_at = $2, dev_eui = $3, frm_payload = $4, f_cnt = $5, f_port = $6, confirmed = $7, emit_at_time_since_gps_epoch = $8, is_pending = $9, timeout_after = $10, dev_addr = $11 where id = $1`, qi.ID, qi.UpdatedAt, qi.DevEUI[:], qi.FRMPayload, qi.FCnt, qi.FPort, qi.Confirmed, qi.EmitAtTimeSinceGPSEpoch, qi.IsPending, qi.TimeoutAfter, qi.DevAddr[:], ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "f_cnt": qi.FCnt, "dev_eui": qi.DevEUI, "is_pending": qi.IsPending, "emit_at_time_since_gps_epoch": qi.EmitAtTimeSinceGPSEpoch, "timeout_after": qi.TimeoutAfter, }).Info("device-queue item updated") return nil }
go
func UpdateDeviceQueueItem(db sqlx.Execer, qi *DeviceQueueItem) error { qi.UpdatedAt = time.Now() res, err := db.Exec(` update device_queue set updated_at = $2, dev_eui = $3, frm_payload = $4, f_cnt = $5, f_port = $6, confirmed = $7, emit_at_time_since_gps_epoch = $8, is_pending = $9, timeout_after = $10, dev_addr = $11 where id = $1`, qi.ID, qi.UpdatedAt, qi.DevEUI[:], qi.FRMPayload, qi.FCnt, qi.FPort, qi.Confirmed, qi.EmitAtTimeSinceGPSEpoch, qi.IsPending, qi.TimeoutAfter, qi.DevAddr[:], ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "f_cnt": qi.FCnt, "dev_eui": qi.DevEUI, "is_pending": qi.IsPending, "emit_at_time_since_gps_epoch": qi.EmitAtTimeSinceGPSEpoch, "timeout_after": qi.TimeoutAfter, }).Info("device-queue item updated") return nil }
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// UpdateDeviceQueueItem updates the given device-queue item.
[ "UpdateDeviceQueueItem", "updates", "the", "given", "device", "-", "queue", "item", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L102-L152
train
brocaar/loraserver
internal/storage/device_queue.go
DeleteDeviceQueueItem
func DeleteDeviceQueueItem(db sqlx.Execer, id int64) error { res, err := db.Exec("delete from device_queue where id = $1", id) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "id": id, }).Info("device-queue deleted") return nil }
go
func DeleteDeviceQueueItem(db sqlx.Execer, id int64) error { res, err := db.Exec("delete from device_queue where id = $1", id) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "id": id, }).Info("device-queue deleted") return nil }
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// DeleteDeviceQueueItem deletes the device-queue item matching the given id.
[ "DeleteDeviceQueueItem", "deletes", "the", "device", "-", "queue", "item", "matching", "the", "given", "id", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L155-L173
train
brocaar/loraserver
internal/storage/device_queue.go
FlushDeviceQueueForDevEUI
func FlushDeviceQueueForDevEUI(db sqlx.Execer, devEUI lorawan.EUI64) error { _, err := db.Exec("delete from device_queue where dev_eui = $1", devEUI[:]) if err != nil { return handlePSQLError(err, "delete error") } log.WithFields(log.Fields{ "dev_eui": devEUI, }).Info("device-queue flushed") return nil }
go
func FlushDeviceQueueForDevEUI(db sqlx.Execer, devEUI lorawan.EUI64) error { _, err := db.Exec("delete from device_queue where dev_eui = $1", devEUI[:]) if err != nil { return handlePSQLError(err, "delete error") } log.WithFields(log.Fields{ "dev_eui": devEUI, }).Info("device-queue flushed") return nil }
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// FlushDeviceQueueForDevEUI deletes all device-queue items for the given DevEUI.
[ "FlushDeviceQueueForDevEUI", "deletes", "all", "device", "-", "queue", "items", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L176-L187
train
brocaar/loraserver
internal/storage/device_queue.go
GetPendingDeviceQueueItemForDevEUI
func GetPendingDeviceQueueItemForDevEUI(db sqlx.Queryer, devEUI lorawan.EUI64) (DeviceQueueItem, error) { var qi DeviceQueueItem err := sqlx.Get(db, &qi, ` select * from device_queue where dev_eui = $1 order by f_cnt limit 1`, devEUI[:], ) if err != nil { return qi, handlePSQLError(err, "select error") } if !qi.IsPending { return qi, ErrDoesNotExist } return qi, nil }
go
func GetPendingDeviceQueueItemForDevEUI(db sqlx.Queryer, devEUI lorawan.EUI64) (DeviceQueueItem, error) { var qi DeviceQueueItem err := sqlx.Get(db, &qi, ` select * from device_queue where dev_eui = $1 order by f_cnt limit 1`, devEUI[:], ) if err != nil { return qi, handlePSQLError(err, "select error") } if !qi.IsPending { return qi, ErrDoesNotExist } return qi, nil }
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// GetPendingDeviceQueueItemForDevEUI returns the pending device-queue item for the // given DevEUI.
[ "GetPendingDeviceQueueItemForDevEUI", "returns", "the", "pending", "device", "-", "queue", "item", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L220-L243
train
brocaar/loraserver
internal/storage/device_queue.go
GetDevicesWithClassBOrClassCDeviceQueueItems
func GetDevicesWithClassBOrClassCDeviceQueueItems(db sqlx.Ext, count int) ([]Device, error) { gpsEpochScheduleTime := gps.Time(time.Now().Add(schedulerInterval * 2)).TimeSinceGPSEpoch() var devices []Device err := sqlx.Select(db, &devices, ` select d.* from device d where d.mode in ('B', 'C') -- we want devices with queue items and exists ( select 1 from device_queue dq where dq.dev_eui = d.dev_eui and ( d.mode = 'C' or ( d.mode = 'B' and dq.emit_at_time_since_gps_epoch <= $2 ) ) ) -- we don't want device with pending queue items that did not yet -- timeout and not exists ( select 1 from device_queue dq where dq.dev_eui = d.dev_eui and is_pending = true and dq.timeout_after > $3 ) order by d.dev_eui limit $1 for update of d skip locked`, count, gpsEpochScheduleTime, time.Now(), ) if err != nil { return nil, handlePSQLError(err, "select error") } return devices, nil }
go
func GetDevicesWithClassBOrClassCDeviceQueueItems(db sqlx.Ext, count int) ([]Device, error) { gpsEpochScheduleTime := gps.Time(time.Now().Add(schedulerInterval * 2)).TimeSinceGPSEpoch() var devices []Device err := sqlx.Select(db, &devices, ` select d.* from device d where d.mode in ('B', 'C') -- we want devices with queue items and exists ( select 1 from device_queue dq where dq.dev_eui = d.dev_eui and ( d.mode = 'C' or ( d.mode = 'B' and dq.emit_at_time_since_gps_epoch <= $2 ) ) ) -- we don't want device with pending queue items that did not yet -- timeout and not exists ( select 1 from device_queue dq where dq.dev_eui = d.dev_eui and is_pending = true and dq.timeout_after > $3 ) order by d.dev_eui limit $1 for update of d skip locked`, count, gpsEpochScheduleTime, time.Now(), ) if err != nil { return nil, handlePSQLError(err, "select error") } return devices, nil }
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// GetDevicesWithClassBOrClassCDeviceQueueItems returns a slice of devices that qualify // for downlink Class-C transmission. // The device records will be locked for update so that multiple instances can // run this query in parallel without the risk of duplicate scheduling.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_queue.go#L360-L412
train
brocaar/loraserver
internal/backend/gateway/marshaler/uplink_frame.go
UnmarshalUplinkFrame
func UnmarshalUplinkFrame(b []byte, uf *gw.UplinkFrame) (Type, error) { var t Type if strings.Contains(string(b), `"gatewayID"`) { t = JSON } else { t = Protobuf } switch t { case Protobuf: return t, proto.Unmarshal(b, uf) case JSON: m := jsonpb.Unmarshaler{ AllowUnknownFields: true, } return t, m.Unmarshal(bytes.NewReader(b), uf) } return t, nil }
go
func UnmarshalUplinkFrame(b []byte, uf *gw.UplinkFrame) (Type, error) { var t Type if strings.Contains(string(b), `"gatewayID"`) { t = JSON } else { t = Protobuf } switch t { case Protobuf: return t, proto.Unmarshal(b, uf) case JSON: m := jsonpb.Unmarshaler{ AllowUnknownFields: true, } return t, m.Unmarshal(bytes.NewReader(b), uf) } return t, nil }
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// UnmarshalUplinkFrame unmarshals an UplinkFrame.
[ "UnmarshalUplinkFrame", "unmarshals", "an", "UplinkFrame", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/gateway/marshaler/uplink_frame.go#L14-L34
train
brocaar/loraserver
internal/downlink/data/data.go
HandleResponse
func HandleResponse(rxPacket models.RXPacket, sp storage.ServiceProfile, ds storage.DeviceSession, adr, mustSend, ack bool, macCommands []storage.MACCommandBlock) error { ctx := dataContext{ ServiceProfile: sp, DeviceSession: ds, ACK: ack, MustSend: mustSend, RXPacket: &rxPacket, MACCommands: macCommands, } for _, t := range responseTasks { if err := t(&ctx); err != nil { if err == ErrAbort { return nil } return err } } return nil }
go
func HandleResponse(rxPacket models.RXPacket, sp storage.ServiceProfile, ds storage.DeviceSession, adr, mustSend, ack bool, macCommands []storage.MACCommandBlock) error { ctx := dataContext{ ServiceProfile: sp, DeviceSession: ds, ACK: ack, MustSend: mustSend, RXPacket: &rxPacket, MACCommands: macCommands, } for _, t := range responseTasks { if err := t(&ctx); err != nil { if err == ErrAbort { return nil } return err } } return nil }
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// HandleResponse handles a downlink response.
[ "HandleResponse", "handles", "a", "downlink", "response", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/data/data.go#L235-L256
train
brocaar/loraserver
internal/downlink/data/data.go
HandleScheduleNextQueueItem
func HandleScheduleNextQueueItem(ds storage.DeviceSession, mode storage.DeviceMode) error { ctx := dataContext{ DeviceMode: mode, DeviceSession: ds, } for _, t := range scheduleNextQueueItemTasks { if err := t(&ctx); err != nil { if err == ErrAbort { return nil } return err } } return nil }
go
func HandleScheduleNextQueueItem(ds storage.DeviceSession, mode storage.DeviceMode) error { ctx := dataContext{ DeviceMode: mode, DeviceSession: ds, } for _, t := range scheduleNextQueueItemTasks { if err := t(&ctx); err != nil { if err == ErrAbort { return nil } return err } } return nil }
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// HandleScheduleNextQueueItem handles scheduling the next device-queue item.
[ "HandleScheduleNextQueueItem", "handles", "scheduling", "the", "next", "device", "-", "queue", "item", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/data/data.go#L259-L275
train
brocaar/loraserver
internal/storage/gateway.go
CreateGatewayCache
func CreateGatewayCache(p *redis.Pool, gw Gateway) error { var buf bytes.Buffer if err := gob.NewEncoder(&buf).Encode(gw); err != nil { return errors.Wrap(err, "gob encode gateway error") } c := p.Get() defer c.Close() key := fmt.Sprintf(gatewayKeyTempl, gw.GatewayID) exp := int64(deviceSessionTTL) / int64(time.Millisecond) _, err := c.Do("PSETEX", key, exp, buf.Bytes()) if err != nil { return errors.Wrap(err, "set gateway error") } return nil }
go
func CreateGatewayCache(p *redis.Pool, gw Gateway) error { var buf bytes.Buffer if err := gob.NewEncoder(&buf).Encode(gw); err != nil { return errors.Wrap(err, "gob encode gateway error") } c := p.Get() defer c.Close() key := fmt.Sprintf(gatewayKeyTempl, gw.GatewayID) exp := int64(deviceSessionTTL) / int64(time.Millisecond) _, err := c.Do("PSETEX", key, exp, buf.Bytes()) if err != nil { return errors.Wrap(err, "set gateway error") } return nil }
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// CreateGatewayCache caches the given gateway in Redis. // The TTL of the gateway is the same as that of the device-sessions.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L121-L139
train
brocaar/loraserver
internal/storage/gateway.go
GetGatewayCache
func GetGatewayCache(p *redis.Pool, gatewayID lorawan.EUI64) (Gateway, error) { var gw Gateway key := fmt.Sprintf(gatewayKeyTempl, gatewayID) c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", key)) if err != nil { if err == redis.ErrNil { return gw, ErrDoesNotExist } return gw, errors.Wrap(err, "get error") } err = gob.NewDecoder(bytes.NewReader(val)).Decode(&gw) if err != nil { return gw, errors.Wrap(err, "gob decode error") } return gw, nil }
go
func GetGatewayCache(p *redis.Pool, gatewayID lorawan.EUI64) (Gateway, error) { var gw Gateway key := fmt.Sprintf(gatewayKeyTempl, gatewayID) c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", key)) if err != nil { if err == redis.ErrNil { return gw, ErrDoesNotExist } return gw, errors.Wrap(err, "get error") } err = gob.NewDecoder(bytes.NewReader(val)).Decode(&gw) if err != nil { return gw, errors.Wrap(err, "gob decode error") } return gw, nil }
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// GetGatewayCache returns a cached gateway.
[ "GetGatewayCache", "returns", "a", "cached", "gateway", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L142-L163
train
brocaar/loraserver
internal/storage/gateway.go
FlushGatewayCache
func FlushGatewayCache(p *redis.Pool, gatewayID lorawan.EUI64) error { key := fmt.Sprintf(gatewayKeyTempl, gatewayID) c := p.Get() defer c.Close() _, err := c.Do("DEL", key) if err != nil { return errors.Wrap(err, "delete error") } return nil }
go
func FlushGatewayCache(p *redis.Pool, gatewayID lorawan.EUI64) error { key := fmt.Sprintf(gatewayKeyTempl, gatewayID) c := p.Get() defer c.Close() _, err := c.Do("DEL", key) if err != nil { return errors.Wrap(err, "delete error") } return nil }
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// FlushGatewayCache deletes a cached gateway.
[ "FlushGatewayCache", "deletes", "a", "cached", "gateway", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L166-L177
train
brocaar/loraserver
internal/storage/gateway.go
GetAndCacheGateway
func GetAndCacheGateway(db sqlx.Queryer, p *redis.Pool, gatewayID lorawan.EUI64) (Gateway, error) { gw, err := GetGatewayCache(p, gatewayID) if err == nil { return gw, nil } if err != ErrDoesNotExist { log.WithFields(log.Fields{ "gateway_id": gatewayID, }).WithError(err).Error("get gateway cache error") // we don't return the error as we can still fall-back onto db retrieval } gw, err = GetGateway(db, gatewayID) if err != nil { return gw, errors.Wrap(err, "get gateway error") } err = CreateGatewayCache(p, gw) if err != nil { log.WithFields(log.Fields{ "gateway_id": gatewayID, }).WithError(err).Error("create gateway cache error") } return gw, nil }
go
func GetAndCacheGateway(db sqlx.Queryer, p *redis.Pool, gatewayID lorawan.EUI64) (Gateway, error) { gw, err := GetGatewayCache(p, gatewayID) if err == nil { return gw, nil } if err != ErrDoesNotExist { log.WithFields(log.Fields{ "gateway_id": gatewayID, }).WithError(err).Error("get gateway cache error") // we don't return the error as we can still fall-back onto db retrieval } gw, err = GetGateway(db, gatewayID) if err != nil { return gw, errors.Wrap(err, "get gateway error") } err = CreateGatewayCache(p, gw) if err != nil { log.WithFields(log.Fields{ "gateway_id": gatewayID, }).WithError(err).Error("create gateway cache error") } return gw, nil }
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// GetAndCacheGateway returns a gateway from the cache in case it is available. // In case the gateway is not cached, it will be retrieved from the database // and then cached.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L182-L208
train
brocaar/loraserver
internal/storage/gateway.go
GetGateway
func GetGateway(db sqlx.Queryer, id lorawan.EUI64) (Gateway, error) { var gw Gateway err := sqlx.Get(db, &gw, "select * from gateway where gateway_id = $1", id[:]) if err != nil { return gw, handlePSQLError(err, "select error") } err = sqlx.Select(db, &gw.Boards, ` select fpga_id, fine_timestamp_key from gateway_board where gateway_id = $1 order by id `, id, ) if err != nil { return gw, handlePSQLError(err, "select error") } return gw, nil }
go
func GetGateway(db sqlx.Queryer, id lorawan.EUI64) (Gateway, error) { var gw Gateway err := sqlx.Get(db, &gw, "select * from gateway where gateway_id = $1", id[:]) if err != nil { return gw, handlePSQLError(err, "select error") } err = sqlx.Select(db, &gw.Boards, ` select fpga_id, fine_timestamp_key from gateway_board where gateway_id = $1 order by id `, id, ) if err != nil { return gw, handlePSQLError(err, "select error") } return gw, nil }
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// GetGateway returns the gateway for the given Gateway ID.
[ "GetGateway", "returns", "the", "gateway", "for", "the", "given", "Gateway", "ID", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L211-L236
train
brocaar/loraserver
internal/storage/gateway.go
UpdateGateway
func UpdateGateway(db sqlx.Execer, gw *Gateway) error { now := time.Now() gw.UpdatedAt = now res, err := db.Exec(` update gateway set updated_at = $2, first_seen_at = $3, last_seen_at = $4, location = $5, altitude = $6, gateway_profile_id = $7 where gateway_id = $1`, gw.GatewayID[:], gw.UpdatedAt, gw.FirstSeenAt, gw.LastSeenAt, gw.Location, gw.Altitude, gw.GatewayProfileID, ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } _, err = db.Exec(` delete from gateway_board where gateway_id = $1`, gw.GatewayID, ) if err != nil { return handlePSQLError(err, "delete error") } for i, board := range gw.Boards { _, err := db.Exec(` insert into gateway_board ( id, gateway_id, fpga_id, fine_timestamp_key ) values ($1, $2, $3, $4)`, i, gw.GatewayID, board.FPGAID, board.FineTimestampKey, ) if err != nil { return handlePSQLError(err, "insert error") } } log.WithField("gateway_id", gw.GatewayID).Info("gateway updated") return nil }
go
func UpdateGateway(db sqlx.Execer, gw *Gateway) error { now := time.Now() gw.UpdatedAt = now res, err := db.Exec(` update gateway set updated_at = $2, first_seen_at = $3, last_seen_at = $4, location = $5, altitude = $6, gateway_profile_id = $7 where gateway_id = $1`, gw.GatewayID[:], gw.UpdatedAt, gw.FirstSeenAt, gw.LastSeenAt, gw.Location, gw.Altitude, gw.GatewayProfileID, ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } _, err = db.Exec(` delete from gateway_board where gateway_id = $1`, gw.GatewayID, ) if err != nil { return handlePSQLError(err, "delete error") } for i, board := range gw.Boards { _, err := db.Exec(` insert into gateway_board ( id, gateway_id, fpga_id, fine_timestamp_key ) values ($1, $2, $3, $4)`, i, gw.GatewayID, board.FPGAID, board.FineTimestampKey, ) if err != nil { return handlePSQLError(err, "insert error") } } log.WithField("gateway_id", gw.GatewayID).Info("gateway updated") return nil }
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// UpdateGateway updates the given gateway.
[ "UpdateGateway", "updates", "the", "given", "gateway", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L239-L299
train
brocaar/loraserver
internal/storage/gateway.go
DeleteGateway
func DeleteGateway(db sqlx.Execer, id lorawan.EUI64) error { res, err := db.Exec("delete from gateway where gateway_id = $1", id[:]) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithField("gateway_id", id).Info("gateway deleted") return nil }
go
func DeleteGateway(db sqlx.Execer, id lorawan.EUI64) error { res, err := db.Exec("delete from gateway where gateway_id = $1", id[:]) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return errors.Wrap(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithField("gateway_id", id).Info("gateway deleted") return nil }
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// DeleteGateway deletes the gateway matching the given Gateway ID.
[ "DeleteGateway", "deletes", "the", "gateway", "matching", "the", "given", "Gateway", "ID", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L302-L316
train
brocaar/loraserver
internal/storage/gateway.go
GetGatewaysForIDs
func GetGatewaysForIDs(db sqlx.Queryer, ids []lorawan.EUI64) (map[lorawan.EUI64]Gateway, error) { out := make(map[lorawan.EUI64]Gateway) var idsB [][]byte for i := range ids { idsB = append(idsB, ids[i][:]) } var gws []Gateway err := sqlx.Select(db, &gws, "select * from gateway where gateway_id = any($1)", pq.ByteaArray(idsB)) if err != nil { return nil, handlePSQLError(err, "select error") } if len(gws) != len(ids) { return nil, fmt.Errorf("expected %d gateways, got %d", len(ids), len(out)) } for i := range gws { out[gws[i].GatewayID] = gws[i] } return out, nil }
go
func GetGatewaysForIDs(db sqlx.Queryer, ids []lorawan.EUI64) (map[lorawan.EUI64]Gateway, error) { out := make(map[lorawan.EUI64]Gateway) var idsB [][]byte for i := range ids { idsB = append(idsB, ids[i][:]) } var gws []Gateway err := sqlx.Select(db, &gws, "select * from gateway where gateway_id = any($1)", pq.ByteaArray(idsB)) if err != nil { return nil, handlePSQLError(err, "select error") } if len(gws) != len(ids) { return nil, fmt.Errorf("expected %d gateways, got %d", len(ids), len(out)) } for i := range gws { out[gws[i].GatewayID] = gws[i] } return out, nil }
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// GetGatewaysForIDs returns a map of gateways given a slice of IDs.
[ "GetGatewaysForIDs", "returns", "a", "map", "of", "gateways", "given", "a", "slice", "of", "IDs", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/gateway.go#L319-L341
train
brocaar/loraserver
internal/backend/joinserver/joinserver.go
Setup
func Setup(c config.Config) error { conf := c.JoinServer defaultClient, err := NewClient( conf.Default.Server, conf.Default.CACert, conf.Default.TLSCert, conf.Default.TLSKey, ) if err != nil { return errors.Wrap(err, "joinserver: create default client error") } var certificates []certificate for _, cert := range conf.Certificates { var eui lorawan.EUI64 if err := eui.UnmarshalText([]byte(cert.JoinEUI)); err != nil { return errors.Wrap(err, "joinserver: unmarshal JoinEUI error") } certificates = append(certificates, certificate{ joinEUI: eui, caCert: cert.CaCert, tlsCert: cert.TLSCert, tlsKey: cert.TLSKey, }) } p = &pool{ defaultClient: defaultClient, resolveJoinEUI: conf.ResolveJoinEUI, resolveDomainSuffix: conf.ResolveDomainSuffix, clients: make(map[lorawan.EUI64]poolClient), certificates: certificates, } return nil }
go
func Setup(c config.Config) error { conf := c.JoinServer defaultClient, err := NewClient( conf.Default.Server, conf.Default.CACert, conf.Default.TLSCert, conf.Default.TLSKey, ) if err != nil { return errors.Wrap(err, "joinserver: create default client error") } var certificates []certificate for _, cert := range conf.Certificates { var eui lorawan.EUI64 if err := eui.UnmarshalText([]byte(cert.JoinEUI)); err != nil { return errors.Wrap(err, "joinserver: unmarshal JoinEUI error") } certificates = append(certificates, certificate{ joinEUI: eui, caCert: cert.CaCert, tlsCert: cert.TLSCert, tlsKey: cert.TLSKey, }) } p = &pool{ defaultClient: defaultClient, resolveJoinEUI: conf.ResolveJoinEUI, resolveDomainSuffix: conf.ResolveDomainSuffix, clients: make(map[lorawan.EUI64]poolClient), certificates: certificates, } return nil }
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// Setup sets up the joinserver backend.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/joinserver/joinserver.go#L13-L50
train
brocaar/loraserver
internal/backend/gateway/marshaler/downlink_frame.go
MarshalDownlinkFrame
func MarshalDownlinkFrame(t Type, df gw.DownlinkFrame) ([]byte, error) { var b []byte var err error switch t { case Protobuf: b, err = proto.Marshal(&df) case JSON: var str string m := &jsonpb.Marshaler{ EmitDefaults: true, } str, err = m.MarshalToString(&df) b = []byte(str) } return b, err }
go
func MarshalDownlinkFrame(t Type, df gw.DownlinkFrame) ([]byte, error) { var b []byte var err error switch t { case Protobuf: b, err = proto.Marshal(&df) case JSON: var str string m := &jsonpb.Marshaler{ EmitDefaults: true, } str, err = m.MarshalToString(&df) b = []byte(str) } return b, err }
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// MarshalDownlinkFrame marshals the given DownlinkFrame.
[ "MarshalDownlinkFrame", "marshals", "the", "given", "DownlinkFrame", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/gateway/marshaler/downlink_frame.go#L10-L27
train
brocaar/loraserver
internal/migrations/code/migrate_gateway_stats.go
MigrateGatewayStats
func MigrateGatewayStats(p *redis.Pool, db sqlx.Queryer) error { log.Info("migrating gateway stats") var row struct { GatewayID lorawan.EUI64 `db:"gateway_id"` Timestamp time.Time `db:"timestamp"` Interval storage.AggregationInterval `db:"interval"` RXPacketsReceived int `db:"rx_packets_received"` RXPacketsReceivedOK int `db:"rx_packets_received_ok"` TXPacketsReceived int `db:"tx_packets_received"` TXPacketsEmitted int `db:"tx_packets_emitted"` } rows, err := db.Queryx(` select gateway_id, timestamp, interval, rx_packets_received, rx_packets_received_ok, tx_packets_received, tx_packets_emitted from gateway_stats where (interval = 'MINUTE' and timestamp >= (now() - interval '65 minutes')) or (interval = 'HOUR' and timestamp >= (now() - interval '25 hours')) or (interval = 'DAY' and timestamp >= (now() - interval '32 days')) or (interval = 'MONTH' and timestamp >= (now() - interval '13 months')) `) if err != nil { return errors.Wrap(err, "select error") } defer rows.Close() for rows.Next() { if err := rows.StructScan(&row); err != nil { return errors.Wrap(err, "scan error") } switch row.Interval { case storage.AggregationMinute, storage.AggregationHour, storage.AggregationDay, storage.AggregationMonth: err = storage.SaveMetricsForInterval(p, row.Interval, "gw:"+row.GatewayID.String(), storage.MetricsRecord{ Time: row.Timestamp, Metrics: map[string]float64{ "rx_count": float64(row.RXPacketsReceived), "rx_ok_count": float64(row.RXPacketsReceivedOK), "tx_count": float64(row.TXPacketsReceived), "tx_ok_count": float64(row.TXPacketsEmitted), }, }) if err != nil { return errors.Wrap(err, "save metrics error") } } } log.Info("gateway stats migrated") return nil }
go
func MigrateGatewayStats(p *redis.Pool, db sqlx.Queryer) error { log.Info("migrating gateway stats") var row struct { GatewayID lorawan.EUI64 `db:"gateway_id"` Timestamp time.Time `db:"timestamp"` Interval storage.AggregationInterval `db:"interval"` RXPacketsReceived int `db:"rx_packets_received"` RXPacketsReceivedOK int `db:"rx_packets_received_ok"` TXPacketsReceived int `db:"tx_packets_received"` TXPacketsEmitted int `db:"tx_packets_emitted"` } rows, err := db.Queryx(` select gateway_id, timestamp, interval, rx_packets_received, rx_packets_received_ok, tx_packets_received, tx_packets_emitted from gateway_stats where (interval = 'MINUTE' and timestamp >= (now() - interval '65 minutes')) or (interval = 'HOUR' and timestamp >= (now() - interval '25 hours')) or (interval = 'DAY' and timestamp >= (now() - interval '32 days')) or (interval = 'MONTH' and timestamp >= (now() - interval '13 months')) `) if err != nil { return errors.Wrap(err, "select error") } defer rows.Close() for rows.Next() { if err := rows.StructScan(&row); err != nil { return errors.Wrap(err, "scan error") } switch row.Interval { case storage.AggregationMinute, storage.AggregationHour, storage.AggregationDay, storage.AggregationMonth: err = storage.SaveMetricsForInterval(p, row.Interval, "gw:"+row.GatewayID.String(), storage.MetricsRecord{ Time: row.Timestamp, Metrics: map[string]float64{ "rx_count": float64(row.RXPacketsReceived), "rx_ok_count": float64(row.RXPacketsReceivedOK), "tx_count": float64(row.TXPacketsReceived), "tx_ok_count": float64(row.TXPacketsEmitted), }, }) if err != nil { return errors.Wrap(err, "save metrics error") } } } log.Info("gateway stats migrated") return nil }
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// MigrateGatewayStats migrates the gateway stats from PostgreSQL to Redis.
[ "MigrateGatewayStats", "migrates", "the", "gateway", "stats", "from", "PostgreSQL", "to", "Redis", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/migrations/code/migrate_gateway_stats.go#L16-L75
train
brocaar/loraserver
internal/storage/device_profile.go
CreateDeviceProfile
func CreateDeviceProfile(db sqlx.Execer, dp *DeviceProfile) error { now := time.Now() if dp.ID == uuid.Nil { var err error dp.ID, err = uuid.NewV4() if err != nil { return errors.Wrap(err, "new uuid v4 error") } } dp.CreatedAt = now dp.UpdatedAt = now _, err := db.Exec(` insert into device_profile ( created_at, updated_at, device_profile_id, supports_class_b, class_b_timeout, ping_slot_period, ping_slot_dr, ping_slot_freq, supports_class_c, class_c_timeout, mac_version, reg_params_revision, rx_delay_1, rx_dr_offset_1, rx_data_rate_2, rx_freq_2, factory_preset_freqs, max_eirp, max_duty_cycle, supports_join, rf_region, supports_32bit_fcnt ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20, $21, $22)`, dp.CreatedAt, dp.UpdatedAt, dp.ID, dp.SupportsClassB, dp.ClassBTimeout, dp.PingSlotPeriod, dp.PingSlotDR, dp.PingSlotFreq, dp.SupportsClassC, dp.ClassCTimeout, dp.MACVersion, dp.RegParamsRevision, dp.RXDelay1, dp.RXDROffset1, dp.RXDataRate2, dp.RXFreq2, pq.Array(dp.FactoryPresetFreqs), dp.MaxEIRP, dp.MaxDutyCycle, dp.SupportsJoin, dp.RFRegion, dp.Supports32bitFCnt, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": dp.ID, }).Info("device-profile created") return nil }
go
func CreateDeviceProfile(db sqlx.Execer, dp *DeviceProfile) error { now := time.Now() if dp.ID == uuid.Nil { var err error dp.ID, err = uuid.NewV4() if err != nil { return errors.Wrap(err, "new uuid v4 error") } } dp.CreatedAt = now dp.UpdatedAt = now _, err := db.Exec(` insert into device_profile ( created_at, updated_at, device_profile_id, supports_class_b, class_b_timeout, ping_slot_period, ping_slot_dr, ping_slot_freq, supports_class_c, class_c_timeout, mac_version, reg_params_revision, rx_delay_1, rx_dr_offset_1, rx_data_rate_2, rx_freq_2, factory_preset_freqs, max_eirp, max_duty_cycle, supports_join, rf_region, supports_32bit_fcnt ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20, $21, $22)`, dp.CreatedAt, dp.UpdatedAt, dp.ID, dp.SupportsClassB, dp.ClassBTimeout, dp.PingSlotPeriod, dp.PingSlotDR, dp.PingSlotFreq, dp.SupportsClassC, dp.ClassCTimeout, dp.MACVersion, dp.RegParamsRevision, dp.RXDelay1, dp.RXDROffset1, dp.RXDataRate2, dp.RXFreq2, pq.Array(dp.FactoryPresetFreqs), dp.MaxEIRP, dp.MaxDutyCycle, dp.SupportsJoin, dp.RFRegion, dp.Supports32bitFCnt, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": dp.ID, }).Info("device-profile created") return nil }
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// CreateDeviceProfile creates the given device-profile.
[ "CreateDeviceProfile", "creates", "the", "given", "device", "-", "profile", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_profile.go#L49-L121
train
brocaar/loraserver
internal/storage/device_profile.go
CreateDeviceProfileCache
func CreateDeviceProfileCache(p *redis.Pool, dp DeviceProfile) error { var buf bytes.Buffer if err := gob.NewEncoder(&buf).Encode(dp); err != nil { return errors.Wrap(err, "gob encode device-profile error") } c := p.Get() defer c.Close() key := fmt.Sprintf(DeviceProfileKeyTempl, dp.ID) exp := int64(deviceSessionTTL) / int64(time.Millisecond) _, err := c.Do("PSETEX", key, exp, buf.Bytes()) if err != nil { return errors.Wrap(err, "set device-profile error") } return nil }
go
func CreateDeviceProfileCache(p *redis.Pool, dp DeviceProfile) error { var buf bytes.Buffer if err := gob.NewEncoder(&buf).Encode(dp); err != nil { return errors.Wrap(err, "gob encode device-profile error") } c := p.Get() defer c.Close() key := fmt.Sprintf(DeviceProfileKeyTempl, dp.ID) exp := int64(deviceSessionTTL) / int64(time.Millisecond) _, err := c.Do("PSETEX", key, exp, buf.Bytes()) if err != nil { return errors.Wrap(err, "set device-profile error") } return nil }
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// CreateDeviceProfileCache caches the given device-profile in Redis. // The TTL of the device-profile is the same as that of the device-sessions.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_profile.go#L125-L143
train
brocaar/loraserver
internal/storage/device_profile.go
GetDeviceProfileCache
func GetDeviceProfileCache(p *redis.Pool, id uuid.UUID) (DeviceProfile, error) { var dp DeviceProfile key := fmt.Sprintf(DeviceProfileKeyTempl, id) c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", key)) if err != nil { if err == redis.ErrNil { return dp, ErrDoesNotExist } return dp, errors.Wrap(err, "get error") } err = gob.NewDecoder(bytes.NewReader(val)).Decode(&dp) if err != nil { return dp, errors.Wrap(err, "gob decode error") } return dp, nil }
go
func GetDeviceProfileCache(p *redis.Pool, id uuid.UUID) (DeviceProfile, error) { var dp DeviceProfile key := fmt.Sprintf(DeviceProfileKeyTempl, id) c := p.Get() defer c.Close() val, err := redis.Bytes(c.Do("GET", key)) if err != nil { if err == redis.ErrNil { return dp, ErrDoesNotExist } return dp, errors.Wrap(err, "get error") } err = gob.NewDecoder(bytes.NewReader(val)).Decode(&dp) if err != nil { return dp, errors.Wrap(err, "gob decode error") } return dp, nil }
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// GetDeviceProfileCache returns a cached device-profile.
[ "GetDeviceProfileCache", "returns", "a", "cached", "device", "-", "profile", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_profile.go#L146-L167
train
brocaar/loraserver
internal/storage/device_profile.go
GetAndCacheDeviceProfile
func GetAndCacheDeviceProfile(db sqlx.Queryer, p *redis.Pool, id uuid.UUID) (DeviceProfile, error) { dp, err := GetDeviceProfileCache(p, id) if err == nil { return dp, nil } if err != ErrDoesNotExist { log.WithFields(log.Fields{ "device_profile_id": id, }).WithError(err).Error("get device-profile cache error") // we don't return as we can still fall-back onto db retrieval } dp, err = GetDeviceProfile(db, id) if err != nil { return DeviceProfile{}, errors.Wrap(err, "get device-profile error") } err = CreateDeviceProfileCache(p, dp) if err != nil { log.WithFields(log.Fields{ "device_profile_id": id, }).WithError(err).Error("create device-profile cache error") } return dp, nil }
go
func GetAndCacheDeviceProfile(db sqlx.Queryer, p *redis.Pool, id uuid.UUID) (DeviceProfile, error) { dp, err := GetDeviceProfileCache(p, id) if err == nil { return dp, nil } if err != ErrDoesNotExist { log.WithFields(log.Fields{ "device_profile_id": id, }).WithError(err).Error("get device-profile cache error") // we don't return as we can still fall-back onto db retrieval } dp, err = GetDeviceProfile(db, id) if err != nil { return DeviceProfile{}, errors.Wrap(err, "get device-profile error") } err = CreateDeviceProfileCache(p, dp) if err != nil { log.WithFields(log.Fields{ "device_profile_id": id, }).WithError(err).Error("create device-profile cache error") } return dp, nil }
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// GetAndCacheDeviceProfile returns the device-profile from cache // in case available, else it will be retrieved from the database and then // stored in cache.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_profile.go#L185-L211
train
brocaar/loraserver
internal/storage/device_profile.go
UpdateDeviceProfile
func UpdateDeviceProfile(db sqlx.Execer, dp *DeviceProfile) error { dp.UpdatedAt = time.Now() res, err := db.Exec(` update device_profile set updated_at = $2, supports_class_b = $3, class_b_timeout = $4, ping_slot_period = $5, ping_slot_dr = $6, ping_slot_freq = $7, supports_class_c = $8, class_c_timeout = $9, mac_version = $10, reg_params_revision = $11, rx_delay_1 = $12, rx_dr_offset_1 = $13, rx_data_rate_2 = $14, rx_freq_2 = $15, factory_preset_freqs = $16, max_eirp = $17, max_duty_cycle = $18, supports_join = $19, rf_region = $20, supports_32bit_fcnt = $21 where device_profile_id = $1`, dp.ID, dp.UpdatedAt, dp.SupportsClassB, dp.ClassBTimeout, dp.PingSlotPeriod, dp.PingSlotDR, dp.PingSlotFreq, dp.SupportsClassC, dp.ClassCTimeout, dp.MACVersion, dp.RegParamsRevision, dp.RXDelay1, dp.RXDROffset1, dp.RXDataRate2, dp.RXFreq2, pq.Array(dp.FactoryPresetFreqs), dp.MaxEIRP, dp.MaxDutyCycle, dp.SupportsJoin, dp.RFRegion, dp.Supports32bitFCnt, ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithField("id", dp.ID).Info("device-profile updated") return nil }
go
func UpdateDeviceProfile(db sqlx.Execer, dp *DeviceProfile) error { dp.UpdatedAt = time.Now() res, err := db.Exec(` update device_profile set updated_at = $2, supports_class_b = $3, class_b_timeout = $4, ping_slot_period = $5, ping_slot_dr = $6, ping_slot_freq = $7, supports_class_c = $8, class_c_timeout = $9, mac_version = $10, reg_params_revision = $11, rx_delay_1 = $12, rx_dr_offset_1 = $13, rx_data_rate_2 = $14, rx_freq_2 = $15, factory_preset_freqs = $16, max_eirp = $17, max_duty_cycle = $18, supports_join = $19, rf_region = $20, supports_32bit_fcnt = $21 where device_profile_id = $1`, dp.ID, dp.UpdatedAt, dp.SupportsClassB, dp.ClassBTimeout, dp.PingSlotPeriod, dp.PingSlotDR, dp.PingSlotFreq, dp.SupportsClassC, dp.ClassCTimeout, dp.MACVersion, dp.RegParamsRevision, dp.RXDelay1, dp.RXDROffset1, dp.RXDataRate2, dp.RXFreq2, pq.Array(dp.FactoryPresetFreqs), dp.MaxEIRP, dp.MaxDutyCycle, dp.SupportsJoin, dp.RFRegion, dp.Supports32bitFCnt, ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithField("id", dp.ID).Info("device-profile updated") return nil }
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// UpdateDeviceProfile updates the given device-profile.
[ "UpdateDeviceProfile", "updates", "the", "given", "device", "-", "profile", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_profile.go#L285-L348
train
brocaar/loraserver
internal/backend/joinserver/client.go
RejoinReq
func (c *client) RejoinReq(pl backend.RejoinReqPayload) (backend.RejoinAnsPayload, error) { var ans backend.RejoinAnsPayload b, err := json.Marshal(pl) if err != nil { return ans, errors.Wrap(err, "marshal request error") } resp, err := c.httpClient.Post(c.server, "application/json", bytes.NewReader(b)) if err != nil { return ans, errors.Wrap(err, "http post error") } defer resp.Body.Close() err = json.NewDecoder(resp.Body).Decode(&ans) if err != nil { return ans, errors.Wrap(err, "unmarshal response error") } if ans.Result.ResultCode != backend.Success { return ans, fmt.Errorf("response error, code: %s, description: %s", ans.Result.ResultCode, ans.Result.Description) } return ans, nil }
go
func (c *client) RejoinReq(pl backend.RejoinReqPayload) (backend.RejoinAnsPayload, error) { var ans backend.RejoinAnsPayload b, err := json.Marshal(pl) if err != nil { return ans, errors.Wrap(err, "marshal request error") } resp, err := c.httpClient.Post(c.server, "application/json", bytes.NewReader(b)) if err != nil { return ans, errors.Wrap(err, "http post error") } defer resp.Body.Close() err = json.NewDecoder(resp.Body).Decode(&ans) if err != nil { return ans, errors.Wrap(err, "unmarshal response error") } if ans.Result.ResultCode != backend.Success { return ans, fmt.Errorf("response error, code: %s, description: %s", ans.Result.ResultCode, ans.Result.Description) } return ans, nil }
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// RejoinReq issues a rejoin-request.
[ "RejoinReq", "issues", "a", "rejoin", "-", "request", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/joinserver/client.go#L57-L81
train
brocaar/loraserver
internal/backend/joinserver/client.go
NewClient
func NewClient(server, caCert, tlsCert, tlsKey string) (Client, error) { log.WithFields(log.Fields{ "server": server, "ca_cert": caCert, "tls_cert": tlsCert, "tls_key": tlsKey, }).Info("configuring join-server client") if caCert == "" && tlsCert == "" && tlsKey == "" { return &client{ server: server, httpClient: http.DefaultClient, }, nil } tlsConfig := &tls.Config{} if caCert != "" { rawCACert, err := ioutil.ReadFile(caCert) if err != nil { return nil, errors.Wrap(err, "load ca cert error") } caCertPool := x509.NewCertPool() if !caCertPool.AppendCertsFromPEM(rawCACert) { return nil, errors.New("append ca cert to pool error") } tlsConfig.RootCAs = caCertPool } if tlsCert != "" || tlsKey != "" { cert, err := tls.LoadX509KeyPair(tlsCert, tlsKey) if err != nil { return nil, errors.Wrap(err, "load x509 keypair error") } tlsConfig.Certificates = []tls.Certificate{cert} } return &client{ httpClient: &http.Client{ Transport: &http.Transport{ TLSClientConfig: tlsConfig, }, }, server: server, }, nil }
go
func NewClient(server, caCert, tlsCert, tlsKey string) (Client, error) { log.WithFields(log.Fields{ "server": server, "ca_cert": caCert, "tls_cert": tlsCert, "tls_key": tlsKey, }).Info("configuring join-server client") if caCert == "" && tlsCert == "" && tlsKey == "" { return &client{ server: server, httpClient: http.DefaultClient, }, nil } tlsConfig := &tls.Config{} if caCert != "" { rawCACert, err := ioutil.ReadFile(caCert) if err != nil { return nil, errors.Wrap(err, "load ca cert error") } caCertPool := x509.NewCertPool() if !caCertPool.AppendCertsFromPEM(rawCACert) { return nil, errors.New("append ca cert to pool error") } tlsConfig.RootCAs = caCertPool } if tlsCert != "" || tlsKey != "" { cert, err := tls.LoadX509KeyPair(tlsCert, tlsKey) if err != nil { return nil, errors.Wrap(err, "load x509 keypair error") } tlsConfig.Certificates = []tls.Certificate{cert} } return &client{ httpClient: &http.Client{ Transport: &http.Transport{ TLSClientConfig: tlsConfig, }, }, server: server, }, nil }
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// NewClient creates a new join-server client. // If the caCert is set, it will configure the CA certificate to validate the // join-server server certificate. When the tlsCert and tlsKey are set, then // these will be configured as client-certificates for authentication.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/joinserver/client.go#L87-L134
train
brocaar/loraserver
internal/framelog/framelog.go
LogUplinkFrameForGateways
func LogUplinkFrameForGateways(p *redis.Pool, uplinkFrameSet gw.UplinkFrameSet) error { c := p.Get() defer c.Close() c.Send("MULTI") for _, rx := range uplinkFrameSet.RxInfo { var id lorawan.EUI64 copy(id[:], rx.GatewayId) frameLog := gw.UplinkFrameSet{ PhyPayload: uplinkFrameSet.PhyPayload, TxInfo: uplinkFrameSet.TxInfo, RxInfo: []*gw.UplinkRXInfo{rx}, } b, err := proto.Marshal(&frameLog) if err != nil { return errors.Wrap(err, "marshal uplink frame-set error") } key := fmt.Sprintf(gatewayFrameLogUplinkPubSubKeyTempl, id) c.Send("PUBLISH", key, b) } _, err := c.Do("EXEC") if err != nil { return errors.Wrap(err, "publish frame to gateway channel error") } return nil }
go
func LogUplinkFrameForGateways(p *redis.Pool, uplinkFrameSet gw.UplinkFrameSet) error { c := p.Get() defer c.Close() c.Send("MULTI") for _, rx := range uplinkFrameSet.RxInfo { var id lorawan.EUI64 copy(id[:], rx.GatewayId) frameLog := gw.UplinkFrameSet{ PhyPayload: uplinkFrameSet.PhyPayload, TxInfo: uplinkFrameSet.TxInfo, RxInfo: []*gw.UplinkRXInfo{rx}, } b, err := proto.Marshal(&frameLog) if err != nil { return errors.Wrap(err, "marshal uplink frame-set error") } key := fmt.Sprintf(gatewayFrameLogUplinkPubSubKeyTempl, id) c.Send("PUBLISH", key, b) } _, err := c.Do("EXEC") if err != nil { return errors.Wrap(err, "publish frame to gateway channel error") } return nil }
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// LogUplinkFrameForGateways logs the given frame to all the gateway pub-sub keys.
[ "LogUplinkFrameForGateways", "logs", "the", "given", "frame", "to", "all", "the", "gateway", "pub", "-", "sub", "keys", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/framelog/framelog.go#L31-L60
train
brocaar/loraserver
internal/framelog/framelog.go
LogDownlinkFrameForGateway
func LogDownlinkFrameForGateway(p *redis.Pool, frame gw.DownlinkFrame) error { var id lorawan.EUI64 copy(id[:], frame.TxInfo.GatewayId) c := p.Get() defer c.Close() key := fmt.Sprintf(gatewayFrameLogDownlinkPubSubKeyTempl, id) b, err := proto.Marshal(&frame) if err != nil { return errors.Wrap(err, "marshal downlink frame error") } _, err = c.Do("PUBLISH", key, b) if err != nil { return errors.Wrap(err, "publish frame to gateway channel error") } return nil }
go
func LogDownlinkFrameForGateway(p *redis.Pool, frame gw.DownlinkFrame) error { var id lorawan.EUI64 copy(id[:], frame.TxInfo.GatewayId) c := p.Get() defer c.Close() key := fmt.Sprintf(gatewayFrameLogDownlinkPubSubKeyTempl, id) b, err := proto.Marshal(&frame) if err != nil { return errors.Wrap(err, "marshal downlink frame error") } _, err = c.Do("PUBLISH", key, b) if err != nil { return errors.Wrap(err, "publish frame to gateway channel error") } return nil }
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// LogDownlinkFrameForGateway logs the given frame to the gateway pub-sub key.
[ "LogDownlinkFrameForGateway", "logs", "the", "given", "frame", "to", "the", "gateway", "pub", "-", "sub", "key", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/framelog/framelog.go#L63-L82
train
brocaar/loraserver
internal/framelog/framelog.go
LogDownlinkFrameForDevEUI
func LogDownlinkFrameForDevEUI(p *redis.Pool, devEUI lorawan.EUI64, frame gw.DownlinkFrame) error { c := p.Get() defer c.Close() key := fmt.Sprintf(deviceFrameLogDownlinkPubSubKeyTempl, devEUI) b, err := proto.Marshal(&frame) if err != nil { return errors.Wrap(err, "marshal downlink frame error") } _, err = c.Do("PUBLISH", key, b) if err != nil { return errors.Wrap(err, "publish frame to device channel error") } return nil }
go
func LogDownlinkFrameForDevEUI(p *redis.Pool, devEUI lorawan.EUI64, frame gw.DownlinkFrame) error { c := p.Get() defer c.Close() key := fmt.Sprintf(deviceFrameLogDownlinkPubSubKeyTempl, devEUI) b, err := proto.Marshal(&frame) if err != nil { return errors.Wrap(err, "marshal downlink frame error") } _, err = c.Do("PUBLISH", key, b) if err != nil { return errors.Wrap(err, "publish frame to device channel error") } return nil }
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// LogDownlinkFrameForDevEUI logs the given frame to the device pub-sub key.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/framelog/framelog.go#L85-L101
train
brocaar/loraserver
internal/framelog/framelog.go
GetFrameLogForGateway
func GetFrameLogForGateway(ctx context.Context, p *redis.Pool, gatewayID lorawan.EUI64, frameLogChan chan FrameLog) error { uplinkKey := fmt.Sprintf(gatewayFrameLogUplinkPubSubKeyTempl, gatewayID) downlinkKey := fmt.Sprintf(gatewayFrameLogDownlinkPubSubKeyTempl, gatewayID) return getFrameLogs(ctx, p, uplinkKey, downlinkKey, frameLogChan) }
go
func GetFrameLogForGateway(ctx context.Context, p *redis.Pool, gatewayID lorawan.EUI64, frameLogChan chan FrameLog) error { uplinkKey := fmt.Sprintf(gatewayFrameLogUplinkPubSubKeyTempl, gatewayID) downlinkKey := fmt.Sprintf(gatewayFrameLogDownlinkPubSubKeyTempl, gatewayID) return getFrameLogs(ctx, p, uplinkKey, downlinkKey, frameLogChan) }
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// GetFrameLogForGateway subscribes to the uplink and downlink frame logs // for the given gateway and sends this to the given channel.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/framelog/framelog.go#L123-L127
train
brocaar/loraserver
internal/framelog/framelog.go
GetFrameLogForDevice
func GetFrameLogForDevice(ctx context.Context, p *redis.Pool, devEUI lorawan.EUI64, frameLogChan chan FrameLog) error { uplinkKey := fmt.Sprintf(deviceFrameLogUplinkPubSubKeyTempl, devEUI) downlinkKey := fmt.Sprintf(deviceFrameLogDownlinkPubSubKeyTempl, devEUI) return getFrameLogs(ctx, p, uplinkKey, downlinkKey, frameLogChan) }
go
func GetFrameLogForDevice(ctx context.Context, p *redis.Pool, devEUI lorawan.EUI64, frameLogChan chan FrameLog) error { uplinkKey := fmt.Sprintf(deviceFrameLogUplinkPubSubKeyTempl, devEUI) downlinkKey := fmt.Sprintf(deviceFrameLogDownlinkPubSubKeyTempl, devEUI) return getFrameLogs(ctx, p, uplinkKey, downlinkKey, frameLogChan) }
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// GetFrameLogForDevice subscribes to the uplink and downlink frame logs // for the given device and sends this to the given channel.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/framelog/framelog.go#L131-L135
train
brocaar/loraserver
internal/maccommand/maccommand.go
Handle
func Handle(ds *storage.DeviceSession, dp storage.DeviceProfile, sp storage.ServiceProfile, asClient as.ApplicationServerServiceClient, block storage.MACCommandBlock, pending *storage.MACCommandBlock, rxPacket models.RXPacket) ([]storage.MACCommandBlock, error) { switch block.CID { case lorawan.LinkADRAns: return handleLinkADRAns(ds, block, pending) case lorawan.LinkCheckReq: return handleLinkCheckReq(ds, rxPacket) case lorawan.DevStatusAns: return handleDevStatusAns(ds, sp, asClient, block) case lorawan.PingSlotInfoReq: return handlePingSlotInfoReq(ds, block) case lorawan.PingSlotChannelAns: return handlePingSlotChannelAns(ds, block, pending) case lorawan.DeviceTimeReq: return handleDeviceTimeReq(ds, rxPacket) case lorawan.NewChannelAns: return handleNewChannelAns(ds, block, pending) case lorawan.RXParamSetupAns: return handleRXParamSetupAns(ds, block, pending) case lorawan.RXTimingSetupAns: return handleRXTimingSetupAns(ds, block, pending) case lorawan.RekeyInd: return handleRekeyInd(ds, block) case lorawan.ResetInd: return handleResetInd(ds, dp, block) case lorawan.RejoinParamSetupAns: return handleRejoinParamSetupAns(ds, block, pending) case lorawan.DeviceModeInd: return handleDeviceModeInd(ds, block) default: return nil, fmt.Errorf("undefined CID %d", block.CID) } }
go
func Handle(ds *storage.DeviceSession, dp storage.DeviceProfile, sp storage.ServiceProfile, asClient as.ApplicationServerServiceClient, block storage.MACCommandBlock, pending *storage.MACCommandBlock, rxPacket models.RXPacket) ([]storage.MACCommandBlock, error) { switch block.CID { case lorawan.LinkADRAns: return handleLinkADRAns(ds, block, pending) case lorawan.LinkCheckReq: return handleLinkCheckReq(ds, rxPacket) case lorawan.DevStatusAns: return handleDevStatusAns(ds, sp, asClient, block) case lorawan.PingSlotInfoReq: return handlePingSlotInfoReq(ds, block) case lorawan.PingSlotChannelAns: return handlePingSlotChannelAns(ds, block, pending) case lorawan.DeviceTimeReq: return handleDeviceTimeReq(ds, rxPacket) case lorawan.NewChannelAns: return handleNewChannelAns(ds, block, pending) case lorawan.RXParamSetupAns: return handleRXParamSetupAns(ds, block, pending) case lorawan.RXTimingSetupAns: return handleRXTimingSetupAns(ds, block, pending) case lorawan.RekeyInd: return handleRekeyInd(ds, block) case lorawan.ResetInd: return handleResetInd(ds, dp, block) case lorawan.RejoinParamSetupAns: return handleRejoinParamSetupAns(ds, block, pending) case lorawan.DeviceModeInd: return handleDeviceModeInd(ds, block) default: return nil, fmt.Errorf("undefined CID %d", block.CID) } }
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// Handle handles a MACCommand sent by a node.
[ "Handle", "handles", "a", "MACCommand", "sent", "by", "a", "node", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/maccommand/maccommand.go#L13-L44
train
brocaar/loraserver
internal/uplink/join/key_wrap.go
unwrapNSKeyEnvelope
func unwrapNSKeyEnvelope(ke *backend.KeyEnvelope) (lorawan.AES128Key, error) { var key lorawan.AES128Key if ke.KEKLabel == "" { copy(key[:], ke.AESKey[:]) return key, nil } kek, ok := keks[ke.KEKLabel] if !ok { return key, fmt.Errorf("unknown kek label: %s", ke.KEKLabel) } block, err := aes.NewCipher(kek) if err != nil { return key, errors.Wrap(err, "new cipher error") } b, err := keywrap.Unwrap(block, ke.AESKey[:]) if err != nil { return key, errors.Wrap(err, "unwrap key error") } copy(key[:], b) return key, nil }
go
func unwrapNSKeyEnvelope(ke *backend.KeyEnvelope) (lorawan.AES128Key, error) { var key lorawan.AES128Key if ke.KEKLabel == "" { copy(key[:], ke.AESKey[:]) return key, nil } kek, ok := keks[ke.KEKLabel] if !ok { return key, fmt.Errorf("unknown kek label: %s", ke.KEKLabel) } block, err := aes.NewCipher(kek) if err != nil { return key, errors.Wrap(err, "new cipher error") } b, err := keywrap.Unwrap(block, ke.AESKey[:]) if err != nil { return key, errors.Wrap(err, "unwrap key error") } copy(key[:], b) return key, nil }
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// unwrapNSKeyEnveope returns the decrypted key from the given KeyEnvelope.
[ "unwrapNSKeyEnveope", "returns", "the", "decrypted", "key", "from", "the", "given", "KeyEnvelope", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/uplink/join/key_wrap.go#L15-L40
train
brocaar/loraserver
internal/downlink/proprietary/proprietary.go
Handle
func Handle(macPayload []byte, mic lorawan.MIC, gwMACs []lorawan.EUI64, iPol bool, frequency, dr int) error { ctx := proprietaryContext{ MACPayload: macPayload, MIC: mic, GatewayMACs: gwMACs, IPol: iPol, Frequency: frequency, DR: dr, } for _, t := range tasks { if err := t(&ctx); err != nil { return err } } return nil }
go
func Handle(macPayload []byte, mic lorawan.MIC, gwMACs []lorawan.EUI64, iPol bool, frequency, dr int) error { ctx := proprietaryContext{ MACPayload: macPayload, MIC: mic, GatewayMACs: gwMACs, IPol: iPol, Frequency: frequency, DR: dr, } for _, t := range tasks { if err := t(&ctx); err != nil { return err } } return nil }
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// Handle handles a proprietary downlink.
[ "Handle", "handles", "a", "proprietary", "downlink", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/proprietary/proprietary.go#L47-L64
train
brocaar/loraserver
internal/downlink/downlink.go
Setup
func Setup(conf config.Config) error { nsConfig := conf.NetworkServer schedulerInterval = nsConfig.Scheduler.SchedulerInterval if err := data.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/data error") } if err := join.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/join error") } if err := multicast.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/multicast error") } if err := proprietary.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/proprietary error") } return nil }
go
func Setup(conf config.Config) error { nsConfig := conf.NetworkServer schedulerInterval = nsConfig.Scheduler.SchedulerInterval if err := data.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/data error") } if err := join.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/join error") } if err := multicast.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/multicast error") } if err := proprietary.Setup(conf); err != nil { return errors.Wrap(err, "setup downlink/proprietary error") } return nil }
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// Setup sets up the downlink.
[ "Setup", "sets", "up", "the", "downlink", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/downlink.go#L21-L42
train
brocaar/loraserver
internal/storage/device.go
CreateDevice
func CreateDevice(db sqlx.Execer, d *Device) error { now := time.Now() d.CreatedAt = now d.UpdatedAt = now _, err := db.Exec(` insert into device ( dev_eui, created_at, updated_at, device_profile_id, service_profile_id, routing_profile_id, skip_fcnt_check, reference_altitude, mode ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9)`, d.DevEUI[:], d.CreatedAt, d.UpdatedAt, d.DeviceProfileID, d.ServiceProfileID, d.RoutingProfileID, d.SkipFCntCheck, d.ReferenceAltitude, d.Mode, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "dev_eui": d.DevEUI, }).Info("device created") return nil }
go
func CreateDevice(db sqlx.Execer, d *Device) error { now := time.Now() d.CreatedAt = now d.UpdatedAt = now _, err := db.Exec(` insert into device ( dev_eui, created_at, updated_at, device_profile_id, service_profile_id, routing_profile_id, skip_fcnt_check, reference_altitude, mode ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9)`, d.DevEUI[:], d.CreatedAt, d.UpdatedAt, d.DeviceProfileID, d.ServiceProfileID, d.RoutingProfileID, d.SkipFCntCheck, d.ReferenceAltitude, d.Mode, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "dev_eui": d.DevEUI, }).Info("device created") return nil }
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// CreateDevice creates the given device.
[ "CreateDevice", "creates", "the", "given", "device", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device.go#L51-L87
train
brocaar/loraserver
internal/storage/device.go
CreateDeviceActivation
func CreateDeviceActivation(db sqlx.Queryer, da *DeviceActivation) error { da.CreatedAt = time.Now() err := sqlx.Get(db, &da.ID, ` insert into device_activation ( created_at, dev_eui, join_eui, dev_addr, s_nwk_s_int_key, f_nwk_s_int_key, nwk_s_enc_key, dev_nonce, join_req_type ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9) returning id`, da.CreatedAt, da.DevEUI[:], da.JoinEUI[:], da.DevAddr[:], da.SNwkSIntKey[:], da.FNwkSIntKey[:], da.NwkSEncKey[:], da.DevNonce, da.JoinReqType, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": da.ID, "dev_eui": da.DevEUI, }).Info("device-activation created") return nil }
go
func CreateDeviceActivation(db sqlx.Queryer, da *DeviceActivation) error { da.CreatedAt = time.Now() err := sqlx.Get(db, &da.ID, ` insert into device_activation ( created_at, dev_eui, join_eui, dev_addr, s_nwk_s_int_key, f_nwk_s_int_key, nwk_s_enc_key, dev_nonce, join_req_type ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9) returning id`, da.CreatedAt, da.DevEUI[:], da.JoinEUI[:], da.DevAddr[:], da.SNwkSIntKey[:], da.FNwkSIntKey[:], da.NwkSEncKey[:], da.DevNonce, da.JoinReqType, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": da.ID, "dev_eui": da.DevEUI, }).Info("device-activation created") return nil }
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// CreateDeviceActivation creates the given device-activation.
[ "CreateDeviceActivation", "creates", "the", "given", "device", "-", "activation", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device.go#L158-L194
train
brocaar/loraserver
internal/storage/device.go
DeleteDeviceActivationsForDevice
func DeleteDeviceActivationsForDevice(db sqlx.Execer, devEUI lorawan.EUI64) error { _, err := db.Exec(` delete from device_activation where dev_eui = $1 `, devEUI[:]) if err != nil { return handlePSQLError(err, "delete error") } log.WithField("dev_eui", devEUI).Info("device-activations deleted") return nil }
go
func DeleteDeviceActivationsForDevice(db sqlx.Execer, devEUI lorawan.EUI64) error { _, err := db.Exec(` delete from device_activation where dev_eui = $1 `, devEUI[:]) if err != nil { return handlePSQLError(err, "delete error") } log.WithField("dev_eui", devEUI).Info("device-activations deleted") return nil }
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// DeleteDeviceActivationsForDevice removes the device-activation for the given // DevEUI.
[ "DeleteDeviceActivationsForDevice", "removes", "the", "device", "-", "activation", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device.go#L198-L212
train
brocaar/loraserver
internal/storage/device.go
GetLastDeviceActivationForDevEUI
func GetLastDeviceActivationForDevEUI(db sqlx.Queryer, devEUI lorawan.EUI64) (DeviceActivation, error) { var da DeviceActivation err := sqlx.Get(db, &da, ` select * from device_activation where dev_eui = $1 order by id desc limit 1`, devEUI[:], ) if err != nil { return da, handlePSQLError(err, "select error") } return da, nil }
go
func GetLastDeviceActivationForDevEUI(db sqlx.Queryer, devEUI lorawan.EUI64) (DeviceActivation, error) { var da DeviceActivation err := sqlx.Get(db, &da, ` select * from device_activation where dev_eui = $1 order by id desc limit 1`, devEUI[:], ) if err != nil { return da, handlePSQLError(err, "select error") } return da, nil }
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// GetLastDeviceActivationForDevEUI returns the most recent activation // for the given DevEUI.
[ "GetLastDeviceActivationForDevEUI", "returns", "the", "most", "recent", "activation", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device.go#L216-L234
train
brocaar/loraserver
internal/backend/controller/nop_client.go
HandleUplinkMetaData
func (n *NopNetworkControllerClient) HandleUplinkMetaData(ctx context.Context, in *nc.HandleUplinkMetaDataRequest, opts ...grpc.CallOption) (*empty.Empty, error) { return &empty.Empty{}, nil }
go
func (n *NopNetworkControllerClient) HandleUplinkMetaData(ctx context.Context, in *nc.HandleUplinkMetaDataRequest, opts ...grpc.CallOption) (*empty.Empty, error) { return &empty.Empty{}, nil }
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// HandleUplinkMetaData handles uplink meta-rata.
[ "HandleUplinkMetaData", "handles", "uplink", "meta", "-", "rata", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/controller/nop_client.go#L16-L18
train
brocaar/loraserver
internal/backend/gateway/marshaler/downlink_tx_ack.go
UnmarshalDownlinkTXAck
func UnmarshalDownlinkTXAck(b []byte, ack *gw.DownlinkTXAck) (Type, error) { var t Type if strings.Contains(string(b), `"gatewayID"`) { t = JSON } else { t = Protobuf } switch t { case Protobuf: return t, proto.Unmarshal(b, ack) case JSON: m := jsonpb.Unmarshaler{ AllowUnknownFields: true, } return t, m.Unmarshal(bytes.NewReader(b), ack) } return t, nil }
go
func UnmarshalDownlinkTXAck(b []byte, ack *gw.DownlinkTXAck) (Type, error) { var t Type if strings.Contains(string(b), `"gatewayID"`) { t = JSON } else { t = Protobuf } switch t { case Protobuf: return t, proto.Unmarshal(b, ack) case JSON: m := jsonpb.Unmarshaler{ AllowUnknownFields: true, } return t, m.Unmarshal(bytes.NewReader(b), ack) } return t, nil }
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// UnmarshalDownlinkTXAck unmarshals a DownlinkTXAck.
[ "UnmarshalDownlinkTXAck", "unmarshals", "a", "DownlinkTXAck", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/gateway/marshaler/downlink_tx_ack.go#L14-L34
train
brocaar/loraserver
internal/maccommand/rejoin_param_setup.go
RequestRejoinParamSetup
func RequestRejoinParamSetup(maxTimeN, maxCountN int) storage.MACCommandBlock { return storage.MACCommandBlock{ CID: lorawan.RejoinParamSetupReq, MACCommands: []lorawan.MACCommand{ { CID: lorawan.RejoinParamSetupReq, Payload: &lorawan.RejoinParamSetupReqPayload{ MaxTimeN: uint8(maxTimeN), MaxCountN: uint8(maxCountN), }, }, }, } }
go
func RequestRejoinParamSetup(maxTimeN, maxCountN int) storage.MACCommandBlock { return storage.MACCommandBlock{ CID: lorawan.RejoinParamSetupReq, MACCommands: []lorawan.MACCommand{ { CID: lorawan.RejoinParamSetupReq, Payload: &lorawan.RejoinParamSetupReqPayload{ MaxTimeN: uint8(maxTimeN), MaxCountN: uint8(maxCountN), }, }, }, } }
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// RequestRejoinParamSetup modifies the rejoin-request interval parameters.
[ "RequestRejoinParamSetup", "modifies", "the", "rejoin", "-", "request", "interval", "parameters", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/maccommand/rejoin_param_setup.go#L13-L26
train
brocaar/loraserver
cmd/loraserver/cmd/root.go
Execute
func Execute(v string) { version = v if err := rootCmd.Execute(); err != nil { log.Fatal(err) } }
go
func Execute(v string) { version = v if err := rootCmd.Execute(); err != nil { log.Fatal(err) } }
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// Execute executes the root command.
[ "Execute", "executes", "the", "root", "command", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/cmd/loraserver/cmd/root.go#L106-L111
train
brocaar/loraserver
internal/downlink/data/classb/class_b.go
GetBeaconStartForTime
func GetBeaconStartForTime(ts time.Time) time.Duration { gpsTime := gps.Time(ts).TimeSinceGPSEpoch() return gpsTime - (gpsTime % beaconPeriod) }
go
func GetBeaconStartForTime(ts time.Time) time.Duration { gpsTime := gps.Time(ts).TimeSinceGPSEpoch() return gpsTime - (gpsTime % beaconPeriod) }
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// GetBeaconStartForTime returns the beacon start time as a duration // since GPS epoch for the given time.Time.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/data/classb/class_b.go#L30-L34
train
brocaar/loraserver
internal/downlink/data/classb/class_b.go
GetPingOffset
func GetPingOffset(beacon time.Duration, devAddr lorawan.DevAddr, pingNb int) (int, error) { if pingNb == 0 { return 0, errors.New("pingNb must be > 0") } if beacon%beaconPeriod != 0 { return 0, fmt.Errorf("beacon must be a multiple of %s", beaconPeriod) } devAddrBytes, err := devAddr.MarshalBinary() if err != nil { return 0, errors.Wrap(err, "marshal devaddr error") } pingPeriod := pingPeriodBase / pingNb beaconTime := uint32(int64(beacon/time.Second) % (1 << 32)) key := lorawan.AES128Key{} // 16 x 0x00 block, err := aes.NewCipher(key[:]) if err != nil { return 0, errors.Wrap(err, "new cipher error") } if block.BlockSize() != 16 { return 0, errors.New("block size of 16 was expected") } b := make([]byte, len(key)) rand := make([]byte, len(key)) binary.LittleEndian.PutUint32(b[0:4], beaconTime) copy(b[4:8], devAddrBytes) block.Encrypt(rand, b) return (int(rand[0]) + int(rand[1])*256) % pingPeriod, nil }
go
func GetPingOffset(beacon time.Duration, devAddr lorawan.DevAddr, pingNb int) (int, error) { if pingNb == 0 { return 0, errors.New("pingNb must be > 0") } if beacon%beaconPeriod != 0 { return 0, fmt.Errorf("beacon must be a multiple of %s", beaconPeriod) } devAddrBytes, err := devAddr.MarshalBinary() if err != nil { return 0, errors.Wrap(err, "marshal devaddr error") } pingPeriod := pingPeriodBase / pingNb beaconTime := uint32(int64(beacon/time.Second) % (1 << 32)) key := lorawan.AES128Key{} // 16 x 0x00 block, err := aes.NewCipher(key[:]) if err != nil { return 0, errors.Wrap(err, "new cipher error") } if block.BlockSize() != 16 { return 0, errors.New("block size of 16 was expected") } b := make([]byte, len(key)) rand := make([]byte, len(key)) binary.LittleEndian.PutUint32(b[0:4], beaconTime) copy(b[4:8], devAddrBytes) block.Encrypt(rand, b) return (int(rand[0]) + int(rand[1])*256) % pingPeriod, nil }
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// GetPingOffset returns the ping offset for the given beacon.
[ "GetPingOffset", "returns", "the", "ping", "offset", "for", "the", "given", "beacon", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/data/classb/class_b.go#L37-L72
train
brocaar/loraserver
internal/downlink/data/classb/class_b.go
GetNextPingSlotAfter
func GetNextPingSlotAfter(afterGPSEpochTS time.Duration, devAddr lorawan.DevAddr, pingNb int) (time.Duration, error) { if pingNb == 0 { return 0, errors.New("pingNb must be > 0") } beaconStart := afterGPSEpochTS - (afterGPSEpochTS % beaconPeriod) pingPeriod := pingPeriodBase / pingNb for { pingOffset, err := GetPingOffset(beaconStart, devAddr, pingNb) if err != nil { return 0, err } for n := 0; n < pingNb; n++ { gpsEpochTime := beaconStart + beaconReserved + (time.Duration(pingOffset+n*pingPeriod) * slotLen) if gpsEpochTime > afterGPSEpochTS { log.WithFields(log.Fields{ "dev_addr": devAddr, "beacon_start_time_s": int(beaconStart / beaconPeriod), "after_beacon_start_time_ms": int((gpsEpochTime - beaconStart) / time.Millisecond), "ping_offset_ms": pingOffset, "ping_slot_n": n, "ping_nb": pingNb, }).Info("get next ping-slot timestamp") return gpsEpochTime, nil } } beaconStart += beaconPeriod } }
go
func GetNextPingSlotAfter(afterGPSEpochTS time.Duration, devAddr lorawan.DevAddr, pingNb int) (time.Duration, error) { if pingNb == 0 { return 0, errors.New("pingNb must be > 0") } beaconStart := afterGPSEpochTS - (afterGPSEpochTS % beaconPeriod) pingPeriod := pingPeriodBase / pingNb for { pingOffset, err := GetPingOffset(beaconStart, devAddr, pingNb) if err != nil { return 0, err } for n := 0; n < pingNb; n++ { gpsEpochTime := beaconStart + beaconReserved + (time.Duration(pingOffset+n*pingPeriod) * slotLen) if gpsEpochTime > afterGPSEpochTS { log.WithFields(log.Fields{ "dev_addr": devAddr, "beacon_start_time_s": int(beaconStart / beaconPeriod), "after_beacon_start_time_ms": int((gpsEpochTime - beaconStart) / time.Millisecond), "ping_offset_ms": pingOffset, "ping_slot_n": n, "ping_nb": pingNb, }).Info("get next ping-slot timestamp") return gpsEpochTime, nil } } beaconStart += beaconPeriod } }
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// GetNextPingSlotAfter returns the next pingslot occuring after the given gps epoch timestamp.
[ "GetNextPingSlotAfter", "returns", "the", "next", "pingslot", "occuring", "after", "the", "given", "gps", "epoch", "timestamp", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/data/classb/class_b.go#L75-L106
train
brocaar/loraserver
internal/downlink/data/classb/class_b.go
ScheduleDeviceQueueToPingSlotsForDevEUI
func ScheduleDeviceQueueToPingSlotsForDevEUI(db sqlx.Ext, dp storage.DeviceProfile, ds storage.DeviceSession) error { queueItems, err := storage.GetDeviceQueueItemsForDevEUI(db, ds.DevEUI) if err != nil { return errors.Wrap(err, "get device-queue items error") } scheduleAfterGPSEpochTS := gps.Time(time.Now().Add(scheduleMargin)).TimeSinceGPSEpoch() for _, qi := range queueItems { if qi.IsPending { continue } gpsEpochTS, err := GetNextPingSlotAfter(scheduleAfterGPSEpochTS, ds.DevAddr, ds.PingSlotNb) if err != nil { return errors.Wrap(err, "get next ping-slot after error") } timeoutTime := time.Time(gps.NewFromTimeSinceGPSEpoch(gpsEpochTS)).Add(time.Second * time.Duration(dp.ClassBTimeout)) qi.EmitAtTimeSinceGPSEpoch = &gpsEpochTS qi.TimeoutAfter = &timeoutTime if err := storage.UpdateDeviceQueueItem(db, &qi); err != nil { return errors.Wrap(err, "update device-queue item error") } scheduleAfterGPSEpochTS = gpsEpochTS } log.WithFields(log.Fields{ "dev_eui": ds.DevEUI, "count": len(queueItems), }).Info("device-queue items scheduled to ping-slots") return nil }
go
func ScheduleDeviceQueueToPingSlotsForDevEUI(db sqlx.Ext, dp storage.DeviceProfile, ds storage.DeviceSession) error { queueItems, err := storage.GetDeviceQueueItemsForDevEUI(db, ds.DevEUI) if err != nil { return errors.Wrap(err, "get device-queue items error") } scheduleAfterGPSEpochTS := gps.Time(time.Now().Add(scheduleMargin)).TimeSinceGPSEpoch() for _, qi := range queueItems { if qi.IsPending { continue } gpsEpochTS, err := GetNextPingSlotAfter(scheduleAfterGPSEpochTS, ds.DevAddr, ds.PingSlotNb) if err != nil { return errors.Wrap(err, "get next ping-slot after error") } timeoutTime := time.Time(gps.NewFromTimeSinceGPSEpoch(gpsEpochTS)).Add(time.Second * time.Duration(dp.ClassBTimeout)) qi.EmitAtTimeSinceGPSEpoch = &gpsEpochTS qi.TimeoutAfter = &timeoutTime if err := storage.UpdateDeviceQueueItem(db, &qi); err != nil { return errors.Wrap(err, "update device-queue item error") } scheduleAfterGPSEpochTS = gpsEpochTS } log.WithFields(log.Fields{ "dev_eui": ds.DevEUI, "count": len(queueItems), }).Info("device-queue items scheduled to ping-slots") return nil }
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// ScheduleDeviceQueueToPingSlotsForDevEUI schedules the device-queue for the given // DevEUI to Class-B ping slots.
[ "ScheduleDeviceQueueToPingSlotsForDevEUI", "schedules", "the", "device", "-", "queue", "for", "the", "given", "DevEUI", "to", "Class", "-", "B", "ping", "slots", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/data/classb/class_b.go#L110-L145
train
brocaar/loraserver
internal/storage/mac_command.go
FlushMACCommandQueue
func FlushMACCommandQueue(p *redis.Pool, devEUI lorawan.EUI64) error { c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandQueueTempl, devEUI) _, err := redis.Int(c.Do("DEL", key)) if err != nil { return errors.Wrap(err, "flush mac-command queue error") } return nil }
go
func FlushMACCommandQueue(p *redis.Pool, devEUI lorawan.EUI64) error { c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandQueueTempl, devEUI) _, err := redis.Int(c.Do("DEL", key)) if err != nil { return errors.Wrap(err, "flush mac-command queue error") } return nil }
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// FlushMACCommandQueue flushes the mac-command queue for the given DevEUI.
[ "FlushMACCommandQueue", "flushes", "the", "mac", "-", "command", "queue", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/mac_command.go#L84-L94
train
brocaar/loraserver
internal/storage/mac_command.go
GetMACCommandQueueItems
func GetMACCommandQueueItems(p *redis.Pool, devEUI lorawan.EUI64) ([]MACCommandBlock, error) { var out []MACCommandBlock c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandQueueTempl, devEUI) values, err := redis.Values(c.Do("LRANGE", key, 0, -1)) if err != nil { return nil, errors.Wrap(err, "get mac-command queue items error") } for _, value := range values { b, ok := value.([]byte) if !ok { return nil, fmt.Errorf("expecte []byte type, got %T", value) } var block MACCommandBlock err = gob.NewDecoder(bytes.NewReader(b)).Decode(&block) if err != nil { return nil, errors.Wrap(err, "gob decode error") } out = append(out, block) } return out, nil }
go
func GetMACCommandQueueItems(p *redis.Pool, devEUI lorawan.EUI64) ([]MACCommandBlock, error) { var out []MACCommandBlock c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandQueueTempl, devEUI) values, err := redis.Values(c.Do("LRANGE", key, 0, -1)) if err != nil { return nil, errors.Wrap(err, "get mac-command queue items error") } for _, value := range values { b, ok := value.([]byte) if !ok { return nil, fmt.Errorf("expecte []byte type, got %T", value) } var block MACCommandBlock err = gob.NewDecoder(bytes.NewReader(b)).Decode(&block) if err != nil { return nil, errors.Wrap(err, "gob decode error") } out = append(out, block) } return out, nil }
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// GetMACCommandQueueItems returns the mac-command queue items for the // given DevEUI.
[ "GetMACCommandQueueItems", "returns", "the", "mac", "-", "command", "queue", "items", "for", "the", "given", "DevEUI", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/mac_command.go#L128-L156
train
brocaar/loraserver
internal/storage/mac_command.go
DeleteMACCommandQueueItem
func DeleteMACCommandQueueItem(p *redis.Pool, devEUI lorawan.EUI64, block MACCommandBlock) error { var buf bytes.Buffer err := gob.NewEncoder(&buf).Encode(block) if err != nil { return errors.Wrap(err, "gob encode error") } c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandQueueTempl, devEUI) val, err := redis.Int(c.Do("LREM", key, 0, buf.Bytes())) if err != nil { return errors.Wrap(err, "delete mac-command queue item error") } if val == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, "cid": block.CID, }).Info("mac-command deleted from queue") return nil }
go
func DeleteMACCommandQueueItem(p *redis.Pool, devEUI lorawan.EUI64, block MACCommandBlock) error { var buf bytes.Buffer err := gob.NewEncoder(&buf).Encode(block) if err != nil { return errors.Wrap(err, "gob encode error") } c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandQueueTempl, devEUI) val, err := redis.Int(c.Do("LREM", key, 0, buf.Bytes())) if err != nil { return errors.Wrap(err, "delete mac-command queue item error") } if val == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, "cid": block.CID, }).Info("mac-command deleted from queue") return nil }
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// DeleteMACCommandQueueItem deletes the given mac-command from the queue.
[ "DeleteMACCommandQueueItem", "deletes", "the", "given", "mac", "-", "command", "from", "the", "queue", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/mac_command.go#L159-L185
train
brocaar/loraserver
internal/storage/mac_command.go
SetPendingMACCommand
func SetPendingMACCommand(p *redis.Pool, devEUI lorawan.EUI64, block MACCommandBlock) error { var buf bytes.Buffer err := gob.NewEncoder(&buf).Encode(block) if err != nil { return errors.Wrap(err, "gob encode error") } c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandPendingTempl, devEUI, block.CID) exp := int64(deviceSessionTTL) / int64(time.Millisecond) _, err = c.Do("PSETEX", key, exp, buf.Bytes()) if err != nil { return errors.Wrap(err, "set mac-command pending error") } log.WithFields(log.Fields{ "dev_eui": devEUI, "cid": block.CID, "commands": len(block.MACCommands), }).Info("pending mac-command block set") return nil }
go
func SetPendingMACCommand(p *redis.Pool, devEUI lorawan.EUI64, block MACCommandBlock) error { var buf bytes.Buffer err := gob.NewEncoder(&buf).Encode(block) if err != nil { return errors.Wrap(err, "gob encode error") } c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandPendingTempl, devEUI, block.CID) exp := int64(deviceSessionTTL) / int64(time.Millisecond) _, err = c.Do("PSETEX", key, exp, buf.Bytes()) if err != nil { return errors.Wrap(err, "set mac-command pending error") } log.WithFields(log.Fields{ "dev_eui": devEUI, "cid": block.CID, "commands": len(block.MACCommands), }).Info("pending mac-command block set") return nil }
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// SetPendingMACCommand sets a mac-command to the pending buffer. // In case an other mac-command with the same CID has been set to pending, // it will be overwritten.
[ "SetPendingMACCommand", "sets", "a", "mac", "-", "command", "to", "the", "pending", "buffer", ".", "In", "case", "an", "other", "mac", "-", "command", "with", "the", "same", "CID", "has", "been", "set", "to", "pending", "it", "will", "be", "overwritten", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/mac_command.go#L190-L215
train
brocaar/loraserver
internal/storage/mac_command.go
GetPendingMACCommand
func GetPendingMACCommand(p *redis.Pool, devEUI lorawan.EUI64, cid lorawan.CID) (*MACCommandBlock, error) { var block MACCommandBlock c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandPendingTempl, devEUI, cid) val, err := redis.Bytes(c.Do("GET", key)) if err != nil { if err == redis.ErrNil { return nil, nil } return nil, errors.Wrap(err, "get pending mac-command error") } err = gob.NewDecoder(bytes.NewReader(val)).Decode(&block) if err != nil { return nil, errors.Wrap(err, "gob decode error") } return &block, nil }
go
func GetPendingMACCommand(p *redis.Pool, devEUI lorawan.EUI64, cid lorawan.CID) (*MACCommandBlock, error) { var block MACCommandBlock c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandPendingTempl, devEUI, cid) val, err := redis.Bytes(c.Do("GET", key)) if err != nil { if err == redis.ErrNil { return nil, nil } return nil, errors.Wrap(err, "get pending mac-command error") } err = gob.NewDecoder(bytes.NewReader(val)).Decode(&block) if err != nil { return nil, errors.Wrap(err, "gob decode error") } return &block, nil }
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// GetPendingMACCommand returns the pending mac-command for the given CID. // In case no items are pending, nil is returned.
[ "GetPendingMACCommand", "returns", "the", "pending", "mac", "-", "command", "for", "the", "given", "CID", ".", "In", "case", "no", "items", "are", "pending", "nil", "is", "returned", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/mac_command.go#L219-L240
train
brocaar/loraserver
internal/storage/mac_command.go
DeletePendingMACCommand
func DeletePendingMACCommand(p *redis.Pool, devEUI lorawan.EUI64, cid lorawan.CID) error { c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandPendingTempl, devEUI, cid) val, err := redis.Int(c.Do("DEL", key)) if err != nil { return errors.Wrap(err, "delete pending mac-command error") } if val == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, "cid": cid, }).Info("pending mac-command deleted") return nil }
go
func DeletePendingMACCommand(p *redis.Pool, devEUI lorawan.EUI64, cid lorawan.CID) error { c := p.Get() defer c.Close() key := fmt.Sprintf(macCommandPendingTempl, devEUI, cid) val, err := redis.Int(c.Do("DEL", key)) if err != nil { return errors.Wrap(err, "delete pending mac-command error") } if val == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, "cid": cid, }).Info("pending mac-command deleted") return nil }
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// DeletePendingMACCommand removes the pending mac-command for the given CID.
[ "DeletePendingMACCommand", "removes", "the", "pending", "mac", "-", "command", "for", "the", "given", "CID", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/mac_command.go#L243-L262
train
brocaar/loraserver
internal/storage/metrics.go
SetTimeLocation
func SetTimeLocation(name string) error { var err error timeLocation, err = time.LoadLocation(name) if err != nil { return errors.Wrap(err, "load location error") } return nil }
go
func SetTimeLocation(name string) error { var err error timeLocation, err = time.LoadLocation(name) if err != nil { return errors.Wrap(err, "load location error") } return nil }
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// SetTimeLocation sets the time location.
[ "SetTimeLocation", "sets", "the", "time", "location", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/metrics.go#L45-L52
train
brocaar/loraserver
internal/storage/metrics.go
SetMetricsTTL
func SetMetricsTTL(minute, hour, day, month time.Duration) { metricsMinuteTTL = minute metricsHourTTL = hour metricsDayTTL = day metricsMonthTTL = month }
go
func SetMetricsTTL(minute, hour, day, month time.Duration) { metricsMinuteTTL = minute metricsHourTTL = hour metricsDayTTL = day metricsMonthTTL = month }
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// SetMetricsTTL sets the storage TTL.
[ "SetMetricsTTL", "sets", "the", "storage", "TTL", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/metrics.go#L61-L66
train
brocaar/loraserver
internal/storage/metrics.go
SaveMetrics
func SaveMetrics(p *redis.Pool, name string, metrics MetricsRecord) error { for _, agg := range aggregationIntervals { if err := SaveMetricsForInterval(p, agg, name, metrics); err != nil { return errors.Wrap(err, "save metrics for interval error") } } log.WithFields(log.Fields{ "name": name, "aggregation": aggregationIntervals, }).Info("metrics saved") return nil }
go
func SaveMetrics(p *redis.Pool, name string, metrics MetricsRecord) error { for _, agg := range aggregationIntervals { if err := SaveMetricsForInterval(p, agg, name, metrics); err != nil { return errors.Wrap(err, "save metrics for interval error") } } log.WithFields(log.Fields{ "name": name, "aggregation": aggregationIntervals, }).Info("metrics saved") return nil }
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// SaveMetrics stores the given metrics into Redis.
[ "SaveMetrics", "stores", "the", "given", "metrics", "into", "Redis", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/metrics.go#L69-L82
train
brocaar/loraserver
internal/storage/metrics.go
SaveMetricsForInterval
func SaveMetricsForInterval(p *redis.Pool, agg AggregationInterval, name string, metrics MetricsRecord) error { if len(metrics.Metrics) == 0 { return nil } c := p.Get() defer c.Close() var exp int64 // handle aggregation ts := metrics.Time.In(timeLocation) switch agg { case AggregationMinute: // truncate timestamp to minute precision ts = time.Date(ts.Year(), ts.Month(), ts.Day(), ts.Hour(), ts.Minute(), 0, 0, timeLocation) exp = int64(metricsMinuteTTL) / int64(time.Millisecond) case AggregationHour: // truncate timestamp to hour precision ts = time.Date(ts.Year(), ts.Month(), ts.Day(), ts.Hour(), 0, 0, 0, timeLocation) exp = int64(metricsHourTTL) / int64(time.Millisecond) case AggregationDay: // truncate timestamp to day precision ts = time.Date(ts.Year(), ts.Month(), ts.Day(), 0, 0, 0, 0, timeLocation) exp = int64(metricsDayTTL) / int64(time.Millisecond) case AggregationMonth: // truncate timestamp to month precision ts = time.Date(ts.Year(), ts.Month(), 1, 0, 0, 0, 0, timeLocation) exp = int64(metricsMonthTTL) / int64(time.Millisecond) default: return fmt.Errorf("unexepcted aggregation interval: %s", agg) } key := fmt.Sprintf(metricsKeyTempl, name, agg, ts.Unix()) c.Send("MULTI") for k, v := range metrics.Metrics { c.Send("HINCRBYFLOAT", key, k, v) } c.Send("PEXPIRE", key, exp) if _, err := c.Do("EXEC"); err != nil { return errors.Wrap(err, "exec error") } log.WithFields(log.Fields{ "name": name, "aggregation": agg, }).Debug("metrics saved") return nil }
go
func SaveMetricsForInterval(p *redis.Pool, agg AggregationInterval, name string, metrics MetricsRecord) error { if len(metrics.Metrics) == 0 { return nil } c := p.Get() defer c.Close() var exp int64 // handle aggregation ts := metrics.Time.In(timeLocation) switch agg { case AggregationMinute: // truncate timestamp to minute precision ts = time.Date(ts.Year(), ts.Month(), ts.Day(), ts.Hour(), ts.Minute(), 0, 0, timeLocation) exp = int64(metricsMinuteTTL) / int64(time.Millisecond) case AggregationHour: // truncate timestamp to hour precision ts = time.Date(ts.Year(), ts.Month(), ts.Day(), ts.Hour(), 0, 0, 0, timeLocation) exp = int64(metricsHourTTL) / int64(time.Millisecond) case AggregationDay: // truncate timestamp to day precision ts = time.Date(ts.Year(), ts.Month(), ts.Day(), 0, 0, 0, 0, timeLocation) exp = int64(metricsDayTTL) / int64(time.Millisecond) case AggregationMonth: // truncate timestamp to month precision ts = time.Date(ts.Year(), ts.Month(), 1, 0, 0, 0, 0, timeLocation) exp = int64(metricsMonthTTL) / int64(time.Millisecond) default: return fmt.Errorf("unexepcted aggregation interval: %s", agg) } key := fmt.Sprintf(metricsKeyTempl, name, agg, ts.Unix()) c.Send("MULTI") for k, v := range metrics.Metrics { c.Send("HINCRBYFLOAT", key, k, v) } c.Send("PEXPIRE", key, exp) if _, err := c.Do("EXEC"); err != nil { return errors.Wrap(err, "exec error") } log.WithFields(log.Fields{ "name": name, "aggregation": agg, }).Debug("metrics saved") return nil }
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// SaveMetricsForInterval aggregates and stores the given metrics.
[ "SaveMetricsForInterval", "aggregates", "and", "stores", "the", "given", "metrics", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/metrics.go#L85-L135
train
brocaar/loraserver
internal/backend/gateway/marshaler/command.go
MarshalCommand
func MarshalCommand(t Type, msg proto.Message) ([]byte, error) { var b []byte var err error switch t { case Protobuf: b, err = proto.Marshal(msg) case JSON: var str string m := &jsonpb.Marshaler{ EmitDefaults: true, } str, err = m.MarshalToString(msg) b = []byte(str) } return b, err }
go
func MarshalCommand(t Type, msg proto.Message) ([]byte, error) { var b []byte var err error switch t { case Protobuf: b, err = proto.Marshal(msg) case JSON: var str string m := &jsonpb.Marshaler{ EmitDefaults: true, } str, err = m.MarshalToString(msg) b = []byte(str) } return b, err }
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// MarshalCommand marshals the given command.
[ "MarshalCommand", "marshals", "the", "given", "command", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/backend/gateway/marshaler/command.go#L9-L26
train
brocaar/loraserver
internal/downlink/multicast/multicast.go
Setup
func Setup(conf config.Config) error { downlinkLockDuration = conf.NetworkServer.Scheduler.ClassC.DownlinkLockDuration schedulerInterval = conf.NetworkServer.Scheduler.SchedulerInterval installationMargin = conf.NetworkServer.NetworkSettings.InstallationMargin downlinkTXPower = conf.NetworkServer.NetworkSettings.DownlinkTXPower return nil }
go
func Setup(conf config.Config) error { downlinkLockDuration = conf.NetworkServer.Scheduler.ClassC.DownlinkLockDuration schedulerInterval = conf.NetworkServer.Scheduler.SchedulerInterval installationMargin = conf.NetworkServer.NetworkSettings.InstallationMargin downlinkTXPower = conf.NetworkServer.NetworkSettings.DownlinkTXPower return nil }
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// Setup sets up the multicast package.
[ "Setup", "sets", "up", "the", "multicast", "package", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/multicast/multicast.go#L55-L62
train
brocaar/loraserver
internal/downlink/multicast/multicast.go
HandleScheduleNextQueueItem
func HandleScheduleNextQueueItem(db sqlx.Ext, mg storage.MulticastGroup) error { ctx := multicastContext{ DB: db, MulticastGroup: mg, } for _, t := range multicastTasks { if err := t(&ctx); err != nil { if err == errAbort { return nil } return err } } return nil }
go
func HandleScheduleNextQueueItem(db sqlx.Ext, mg storage.MulticastGroup) error { ctx := multicastContext{ DB: db, MulticastGroup: mg, } for _, t := range multicastTasks { if err := t(&ctx); err != nil { if err == errAbort { return nil } return err } } return nil }
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// HandleScheduleNextQueueItem handles the scheduling of the next queue-item // for the given multicast-group.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/multicast/multicast.go#L66-L82
train
brocaar/loraserver
internal/downlink/multicast/multicast.go
HandleScheduleQueueItem
func HandleScheduleQueueItem(db sqlx.Ext, qi storage.MulticastQueueItem) error { ctx := multicastContext{ DB: db, MulticastQueueItem: qi, } for _, t := range multicastTasks { if err := t(&ctx); err != nil { if err == errAbort { return nil } return err } } return nil }
go
func HandleScheduleQueueItem(db sqlx.Ext, qi storage.MulticastQueueItem) error { ctx := multicastContext{ DB: db, MulticastQueueItem: qi, } for _, t := range multicastTasks { if err := t(&ctx); err != nil { if err == errAbort { return nil } return err } } return nil }
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// HandleScheduleQueueItem handles the scheduling of the given queue-item.
[ "HandleScheduleQueueItem", "handles", "the", "scheduling", "of", "the", "given", "queue", "-", "item", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/multicast/multicast.go#L85-L101
train
brocaar/loraserver
internal/downlink/ack/ack.go
HandleDownlinkTXAck
func HandleDownlinkTXAck(downlinkTXAck gw.DownlinkTXAck) error { ctx := ackContext{ DownlinkTXAck: downlinkTXAck, } for _, t := range handleDownlinkTXAckTasks { if err := t(&ctx); err != nil { if err == errAbort { return nil } return err } } return nil }
go
func HandleDownlinkTXAck(downlinkTXAck gw.DownlinkTXAck) error { ctx := ackContext{ DownlinkTXAck: downlinkTXAck, } for _, t := range handleDownlinkTXAckTasks { if err := t(&ctx); err != nil { if err == errAbort { return nil } return err } } return nil }
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// HandleDownlinkTXAck handles the given downlink TX acknowledgement.
[ "HandleDownlinkTXAck", "handles", "the", "given", "downlink", "TX", "acknowledgement", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/downlink/ack/ack.go#L29-L44
train
brocaar/loraserver
internal/maccommand/rx_param_setup.go
RequestRXParamSetup
func RequestRXParamSetup(rx1DROffset, rx2Frequency, rx2DR int) storage.MACCommandBlock { return storage.MACCommandBlock{ CID: lorawan.RXParamSetupReq, MACCommands: []lorawan.MACCommand{ { CID: lorawan.RXParamSetupReq, Payload: &lorawan.RXParamSetupReqPayload{ Frequency: uint32(rx2Frequency), DLSettings: lorawan.DLSettings{ RX2DataRate: uint8(rx2DR), RX1DROffset: uint8(rx1DROffset), }, }, }, }, } }
go
func RequestRXParamSetup(rx1DROffset, rx2Frequency, rx2DR int) storage.MACCommandBlock { return storage.MACCommandBlock{ CID: lorawan.RXParamSetupReq, MACCommands: []lorawan.MACCommand{ { CID: lorawan.RXParamSetupReq, Payload: &lorawan.RXParamSetupReqPayload{ Frequency: uint32(rx2Frequency), DLSettings: lorawan.DLSettings{ RX2DataRate: uint8(rx2DR), RX1DROffset: uint8(rx1DROffset), }, }, }, }, } }
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// RequestRXParamSetup modifies the RX1 data-rate offset, RX2 frequency and // RX2 data-rate.
[ "RequestRXParamSetup", "modifies", "the", "RX1", "data", "-", "rate", "offset", "RX2", "frequency", "and", "RX2", "data", "-", "rate", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/maccommand/rx_param_setup.go#L15-L31
train
brocaar/loraserver
internal/storage/device_multicast_group.go
RemoveDeviceFromMulticastGroup
func RemoveDeviceFromMulticastGroup(db sqlx.Execer, devEUI lorawan.EUI64, multicastGroupID uuid.UUID) error { res, err := db.Exec(` delete from device_multicast_group where dev_eui = $1 and multicast_group_id = $2`, devEUI[:], multicastGroupID, ) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, "multicast_group_id": multicastGroupID, }).Info("device removed from multicast-group") return nil }
go
func RemoveDeviceFromMulticastGroup(db sqlx.Execer, devEUI lorawan.EUI64, multicastGroupID uuid.UUID) error { res, err := db.Exec(` delete from device_multicast_group where dev_eui = $1 and multicast_group_id = $2`, devEUI[:], multicastGroupID, ) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "dev_eui": devEUI, "multicast_group_id": multicastGroupID, }).Info("device removed from multicast-group") return nil }
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// RemoveDeviceFromMulticastGroup removes the given device from the given // multicast-group.
[ "RemoveDeviceFromMulticastGroup", "removes", "the", "given", "device", "from", "the", "given", "multicast", "-", "group", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_multicast_group.go#L36-L65
train
brocaar/loraserver
internal/storage/device_multicast_group.go
GetMulticastGroupsForDevEUI
func GetMulticastGroupsForDevEUI(db sqlx.Queryer, devEUI lorawan.EUI64) ([]uuid.UUID, error) { var out []uuid.UUID err := sqlx.Select(db, &out, ` select multicast_group_id from device_multicast_group where dev_eui = $1`, devEUI[:]) if err != nil { return nil, handlePSQLError(err, "select error") } return out, nil }
go
func GetMulticastGroupsForDevEUI(db sqlx.Queryer, devEUI lorawan.EUI64) ([]uuid.UUID, error) { var out []uuid.UUID err := sqlx.Select(db, &out, ` select multicast_group_id from device_multicast_group where dev_eui = $1`, devEUI[:]) if err != nil { return nil, handlePSQLError(err, "select error") } return out, nil }
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// GetMulticastGroupsForDevEUI returns the multicast-group ids to which the // given Device EUI belongs.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_multicast_group.go#L69-L85
train
brocaar/loraserver
internal/storage/device_multicast_group.go
GetDevEUIsForMulticastGroup
func GetDevEUIsForMulticastGroup(db sqlx.Queryer, multicastGroupID uuid.UUID) ([]lorawan.EUI64, error) { var out []lorawan.EUI64 err := sqlx.Select(db, &out, ` select dev_eui from device_multicast_group where multicast_group_id = $1 `, multicastGroupID) if err != nil { return nil, handlePSQLError(err, "select error") } return out, nil }
go
func GetDevEUIsForMulticastGroup(db sqlx.Queryer, multicastGroupID uuid.UUID) ([]lorawan.EUI64, error) { var out []lorawan.EUI64 err := sqlx.Select(db, &out, ` select dev_eui from device_multicast_group where multicast_group_id = $1 `, multicastGroupID) if err != nil { return nil, handlePSQLError(err, "select error") } return out, nil }
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// GetDevEUIsForMulticastGroup returns all Device EUIs within the given // multicast-group id.
[ "GetDevEUIsForMulticastGroup", "returns", "all", "Device", "EUIs", "within", "the", "given", "multicast", "-", "group", "id", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/device_multicast_group.go#L89-L105
train
brocaar/loraserver
internal/storage/routing_profile.go
GetAllRoutingProfiles
func GetAllRoutingProfiles(db sqlx.Queryer) ([]RoutingProfile, error) { var rps []RoutingProfile err := sqlx.Select(db, &rps, "select * from routing_profile") if err != nil { return nil, handlePSQLError(err, "select error") } return rps, nil }
go
func GetAllRoutingProfiles(db sqlx.Queryer) ([]RoutingProfile, error) { var rps []RoutingProfile err := sqlx.Select(db, &rps, "select * from routing_profile") if err != nil { return nil, handlePSQLError(err, "select error") } return rps, nil }
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// GetAllRoutingProfiles returns all the available routing-profiles.
[ "GetAllRoutingProfiles", "returns", "all", "the", "available", "routing", "-", "profiles", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/routing_profile.go#L133-L140
train
brocaar/loraserver
internal/gps/gps.go
NewFromTimeSinceGPSEpoch
func NewFromTimeSinceGPSEpoch(sinceEpoch time.Duration) Time { t := gpsEpochTime.Add(sinceEpoch) for _, ls := range leapSecondsTable { if ls.Time.Before(t) { t = t.Add(-ls.Duration) } } return Time(t) }
go
func NewFromTimeSinceGPSEpoch(sinceEpoch time.Duration) Time { t := gpsEpochTime.Add(sinceEpoch) for _, ls := range leapSecondsTable { if ls.Time.Before(t) { t = t.Add(-ls.Duration) } } return Time(t) }
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// NewFromTimeSinceGPSEpoch returns a new Time given a time since GPS epoch // and will apply the leap second correction.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/gps/gps.go#L39-L48
train
brocaar/loraserver
internal/gps/gps.go
TimeSinceGPSEpoch
func (t Time) TimeSinceGPSEpoch() time.Duration { var offset time.Duration for _, ls := range leapSecondsTable { if ls.Time.Before(time.Time(t)) { offset += ls.Duration } } return time.Time(t).Sub(gpsEpochTime) + offset }
go
func (t Time) TimeSinceGPSEpoch() time.Duration { var offset time.Duration for _, ls := range leapSecondsTable { if ls.Time.Before(time.Time(t)) { offset += ls.Duration } } return time.Time(t).Sub(gpsEpochTime) + offset }
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// TimeSinceGPSEpoch returns the time duration since GPS epoch, corrected with // the leap seconds.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/gps/gps.go#L52-L61
train
brocaar/loraserver
internal/migrations/code/flush_profiles_cache.go
FlushProfilesCache
func FlushProfilesCache(p *redis.Pool, db sqlx.Queryer) error { c := p.Get() defer c.Close() var uuids []uuid.UUID var keys []interface{} // device-profiles err := sqlx.Select(db, &uuids, ` select device_profile_id from device_profile `) if err != nil { return errors.Wrap(err, "select device-profile ids error") } for _, id := range uuids { keys = append(keys, fmt.Sprintf(storage.DeviceProfileKeyTempl, id)) } if len(keys) != 0 { _, err = redis.Int(c.Do("DEL", keys...)) if err != nil { return errors.Wrap(err, "delete device-profiles from cache error") } } // service-profiles err = sqlx.Select(db, &uuids, ` select service_profile_id from service_profile `) if err != nil { return errors.Wrap(err, "select service-profile ids error") } keys = nil for _, id := range uuids { keys = append(keys, fmt.Sprintf(storage.ServiceProfileKeyTempl, id)) } if len(keys) != 0 { _, err = redis.Int(c.Do("DEL", keys...)) if err != nil { return errors.Wrap(err, "delete service-profiles from cache error") } } log.Info("service-profile and device-profile redis cache flushed") return nil }
go
func FlushProfilesCache(p *redis.Pool, db sqlx.Queryer) error { c := p.Get() defer c.Close() var uuids []uuid.UUID var keys []interface{} // device-profiles err := sqlx.Select(db, &uuids, ` select device_profile_id from device_profile `) if err != nil { return errors.Wrap(err, "select device-profile ids error") } for _, id := range uuids { keys = append(keys, fmt.Sprintf(storage.DeviceProfileKeyTempl, id)) } if len(keys) != 0 { _, err = redis.Int(c.Do("DEL", keys...)) if err != nil { return errors.Wrap(err, "delete device-profiles from cache error") } } // service-profiles err = sqlx.Select(db, &uuids, ` select service_profile_id from service_profile `) if err != nil { return errors.Wrap(err, "select service-profile ids error") } keys = nil for _, id := range uuids { keys = append(keys, fmt.Sprintf(storage.ServiceProfileKeyTempl, id)) } if len(keys) != 0 { _, err = redis.Int(c.Do("DEL", keys...)) if err != nil { return errors.Wrap(err, "delete service-profiles from cache error") } } log.Info("service-profile and device-profile redis cache flushed") return nil }
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// FlushProfilesCache fixes an issue with the device-profile and service-profile // cache in Redis. As the struct changed the cached value from LoRa Server v1 // can't be unmarshaled into the LoRa Server v2 struct and therefore we need // to flush the cache.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/migrations/code/flush_profiles_cache.go#L19-L74
train
brocaar/loraserver
internal/band/band.go
Setup
func Setup(c config.Config) error { dwellTime := lorawan.DwellTimeNoLimit if c.NetworkServer.Band.DwellTime400ms { dwellTime = lorawan.DwellTime400ms } bandConfig, err := loraband.GetConfig(c.NetworkServer.Band.Name, c.NetworkServer.Band.RepeaterCompatible, dwellTime) if err != nil { return errors.Wrap(err, "get band config error") } for _, c := range config.C.NetworkServer.NetworkSettings.ExtraChannels { if err := bandConfig.AddChannel(c.Frequency, c.MinDR, c.MaxDR); err != nil { return errors.Wrap(err, "add channel error") } } band = bandConfig return nil }
go
func Setup(c config.Config) error { dwellTime := lorawan.DwellTimeNoLimit if c.NetworkServer.Band.DwellTime400ms { dwellTime = lorawan.DwellTime400ms } bandConfig, err := loraband.GetConfig(c.NetworkServer.Band.Name, c.NetworkServer.Band.RepeaterCompatible, dwellTime) if err != nil { return errors.Wrap(err, "get band config error") } for _, c := range config.C.NetworkServer.NetworkSettings.ExtraChannels { if err := bandConfig.AddChannel(c.Frequency, c.MinDR, c.MaxDR); err != nil { return errors.Wrap(err, "add channel error") } } band = bandConfig return nil }
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// Setup sets up the band with the given configuration.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/band/band.go#L14-L30
train
brocaar/loraserver
internal/storage/multicast_group.go
CreateMulticastGroup
func CreateMulticastGroup(db sqlx.Execer, mg *MulticastGroup) error { now := time.Now() mg.CreatedAt = now mg.UpdatedAt = now if mg.ID == uuid.Nil { var err error mg.ID, err = uuid.NewV4() if err != nil { return errors.Wrap(err, "new uuid v4 error") } } _, err := db.Exec(` insert into multicast_group ( id, created_at, updated_at, mc_addr, mc_nwk_s_key, f_cnt, group_type, dr, frequency, ping_slot_period, service_profile_id, routing_profile_id ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12)`, mg.ID, mg.CreatedAt, mg.UpdatedAt, mg.MCAddr[:], mg.MCNwkSKey[:], mg.FCnt, mg.GroupType, mg.DR, mg.Frequency, mg.PingSlotPeriod, mg.ServiceProfileID, mg.RoutingProfileID, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": mg.ID, }).Info("multicast-group created") return nil }
go
func CreateMulticastGroup(db sqlx.Execer, mg *MulticastGroup) error { now := time.Now() mg.CreatedAt = now mg.UpdatedAt = now if mg.ID == uuid.Nil { var err error mg.ID, err = uuid.NewV4() if err != nil { return errors.Wrap(err, "new uuid v4 error") } } _, err := db.Exec(` insert into multicast_group ( id, created_at, updated_at, mc_addr, mc_nwk_s_key, f_cnt, group_type, dr, frequency, ping_slot_period, service_profile_id, routing_profile_id ) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12)`, mg.ID, mg.CreatedAt, mg.UpdatedAt, mg.MCAddr[:], mg.MCNwkSKey[:], mg.FCnt, mg.GroupType, mg.DR, mg.Frequency, mg.PingSlotPeriod, mg.ServiceProfileID, mg.RoutingProfileID, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": mg.ID, }).Info("multicast-group created") return nil }
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// CreateMulticastGroup creates the given multi-cast group.
[ "CreateMulticastGroup", "creates", "the", "given", "multi", "-", "cast", "group", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L61-L111
train
brocaar/loraserver
internal/storage/multicast_group.go
GetMulticastGroup
func GetMulticastGroup(db sqlx.Queryer, id uuid.UUID, forUpdate bool) (MulticastGroup, error) { var mg MulticastGroup var fu string if forUpdate { fu = " for update" } err := sqlx.Get(db, &mg, ` select * from multicast_group where id = $1`+fu, id, ) if err != nil { return mg, handlePSQLError(err, "select error") } return mg, nil }
go
func GetMulticastGroup(db sqlx.Queryer, id uuid.UUID, forUpdate bool) (MulticastGroup, error) { var mg MulticastGroup var fu string if forUpdate { fu = " for update" } err := sqlx.Get(db, &mg, ` select * from multicast_group where id = $1`+fu, id, ) if err != nil { return mg, handlePSQLError(err, "select error") } return mg, nil }
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// GetMulticastGroup returns the multicast-group for the given ID.
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33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L114-L135
train
brocaar/loraserver
internal/storage/multicast_group.go
UpdateMulticastGroup
func UpdateMulticastGroup(db sqlx.Execer, mg *MulticastGroup) error { mg.UpdatedAt = time.Now() res, err := db.Exec(` update multicast_group set updated_at = $2, mc_addr = $3, mc_nwk_s_key = $4, f_cnt = $5, group_type = $6, dr = $7, frequency = $8, ping_slot_period = $9, service_profile_id = $10, routing_profile_id = $11 where id = $1`, mg.ID, mg.UpdatedAt, mg.MCAddr[:], mg.MCNwkSKey[:], mg.FCnt, mg.GroupType, mg.DR, mg.Frequency, mg.PingSlotPeriod, mg.ServiceProfileID, mg.RoutingProfileID, ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "id": mg.ID, }).Info("multicast-group updated") return nil }
go
func UpdateMulticastGroup(db sqlx.Execer, mg *MulticastGroup) error { mg.UpdatedAt = time.Now() res, err := db.Exec(` update multicast_group set updated_at = $2, mc_addr = $3, mc_nwk_s_key = $4, f_cnt = $5, group_type = $6, dr = $7, frequency = $8, ping_slot_period = $9, service_profile_id = $10, routing_profile_id = $11 where id = $1`, mg.ID, mg.UpdatedAt, mg.MCAddr[:], mg.MCNwkSKey[:], mg.FCnt, mg.GroupType, mg.DR, mg.Frequency, mg.PingSlotPeriod, mg.ServiceProfileID, mg.RoutingProfileID, ) if err != nil { return handlePSQLError(err, "update error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "id": mg.ID, }).Info("multicast-group updated") return nil }
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// UpdateMulticastGroup updates the given multicast-grup.
[ "UpdateMulticastGroup", "updates", "the", "given", "multicast", "-", "grup", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L138-L185
train
brocaar/loraserver
internal/storage/multicast_group.go
DeleteMulticastGroup
func DeleteMulticastGroup(db sqlx.Execer, id uuid.UUID) error { res, err := db.Exec(` delete from multicast_group where id = $1`, id, ) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "id": id, }).Info("multicast-group deleted") return nil }
go
func DeleteMulticastGroup(db sqlx.Execer, id uuid.UUID) error { res, err := db.Exec(` delete from multicast_group where id = $1`, id, ) if err != nil { return handlePSQLError(err, "delete error") } ra, err := res.RowsAffected() if err != nil { return handlePSQLError(err, "get rows affected error") } if ra == 0 { return ErrDoesNotExist } log.WithFields(log.Fields{ "id": id, }).Info("multicast-group deleted") return nil }
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// DeleteMulticastGroup deletes the multicast-group matching the given ID.
[ "DeleteMulticastGroup", "deletes", "the", "multicast", "-", "group", "matching", "the", "given", "ID", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L188-L213
train
brocaar/loraserver
internal/storage/multicast_group.go
CreateMulticastQueueItem
func CreateMulticastQueueItem(db sqlx.Queryer, qi *MulticastQueueItem) error { if err := qi.Validate(); err != nil { return err } qi.CreatedAt = time.Now() err := sqlx.Get(db, &qi.ID, ` insert into multicast_queue ( created_at, schedule_at, emit_at_time_since_gps_epoch, multicast_group_id, gateway_id, f_cnt, f_port, frm_payload ) values ($1, $2, $3, $4, $5, $6, $7, $8) returning id `, qi.CreatedAt, qi.ScheduleAt, qi.EmitAtTimeSinceGPSEpoch, qi.MulticastGroupID, qi.GatewayID, qi.FCnt, qi.FPort, qi.FRMPayload, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": qi.ID, "f_cnt": qi.FCnt, "gateway_id": qi.GatewayID, "multicast_group_id": qi.MulticastGroupID, }).Info("multicast queue-item created") return nil }
go
func CreateMulticastQueueItem(db sqlx.Queryer, qi *MulticastQueueItem) error { if err := qi.Validate(); err != nil { return err } qi.CreatedAt = time.Now() err := sqlx.Get(db, &qi.ID, ` insert into multicast_queue ( created_at, schedule_at, emit_at_time_since_gps_epoch, multicast_group_id, gateway_id, f_cnt, f_port, frm_payload ) values ($1, $2, $3, $4, $5, $6, $7, $8) returning id `, qi.CreatedAt, qi.ScheduleAt, qi.EmitAtTimeSinceGPSEpoch, qi.MulticastGroupID, qi.GatewayID, qi.FCnt, qi.FPort, qi.FRMPayload, ) if err != nil { return handlePSQLError(err, "insert error") } log.WithFields(log.Fields{ "id": qi.ID, "f_cnt": qi.FCnt, "gateway_id": qi.GatewayID, "multicast_group_id": qi.MulticastGroupID, }).Info("multicast queue-item created") return nil }
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// CreateMulticastQueueItem adds the given item to the queue.
[ "CreateMulticastQueueItem", "adds", "the", "given", "item", "to", "the", "queue", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L216-L258
train
brocaar/loraserver
internal/storage/multicast_group.go
FlushMulticastQueueForMulticastGroup
func FlushMulticastQueueForMulticastGroup(db sqlx.Execer, multicastGroupID uuid.UUID) error { _, err := db.Exec(` delete from multicast_queue where multicast_group_id = $1 `, multicastGroupID) if err != nil { return handlePSQLError(err, "delete error") } log.WithFields(log.Fields{ "multicast_group_id": multicastGroupID, }).Info("multicast-group queue flushed") return nil }
go
func FlushMulticastQueueForMulticastGroup(db sqlx.Execer, multicastGroupID uuid.UUID) error { _, err := db.Exec(` delete from multicast_queue where multicast_group_id = $1 `, multicastGroupID) if err != nil { return handlePSQLError(err, "delete error") } log.WithFields(log.Fields{ "multicast_group_id": multicastGroupID, }).Info("multicast-group queue flushed") return nil }
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// FlushMulticastQueueForMulticastGroup flushes the multicast-queue given // a multicast-group id.
[ "FlushMulticastQueueForMulticastGroup", "flushes", "the", "multicast", "-", "queue", "given", "a", "multicast", "-", "group", "id", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L288-L304
train
brocaar/loraserver
internal/storage/multicast_group.go
GetMulticastQueueItemsForMulticastGroup
func GetMulticastQueueItemsForMulticastGroup(db sqlx.Queryer, multicastGroupID uuid.UUID) ([]MulticastQueueItem, error) { var items []MulticastQueueItem err := sqlx.Select(db, &items, ` select * from multicast_queue where multicast_group_id = $1 order by id `, multicastGroupID) if err != nil { return nil, handlePSQLError(err, "select error") } return items, nil }
go
func GetMulticastQueueItemsForMulticastGroup(db sqlx.Queryer, multicastGroupID uuid.UUID) ([]MulticastQueueItem, error) { var items []MulticastQueueItem err := sqlx.Select(db, &items, ` select * from multicast_queue where multicast_group_id = $1 order by id `, multicastGroupID) if err != nil { return nil, handlePSQLError(err, "select error") } return items, nil }
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// GetMulticastQueueItemsForMulticastGroup returns all queue-items given // a multicast-group id.
[ "GetMulticastQueueItemsForMulticastGroup", "returns", "all", "queue", "-", "items", "given", "a", "multicast", "-", "group", "id", "." ]
33ed6586ede637a540864142fcda0b7e3b90203d
https://github.com/brocaar/loraserver/blob/33ed6586ede637a540864142fcda0b7e3b90203d/internal/storage/multicast_group.go#L308-L326
train