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import osfrom mercurial import ui, hg# BUG: CWE-20 Improper Input Validation# from subprocess import Popen, PIPE# FIXED:import Bcfg2.Server.Plugin# for debugging output onlyimport logginglogger = logging.getLogger('Bcfg2.Plugins.Mercurial')class Hg(Bcfg2.Server.Plugin.Plugin, Bcfg2.Server.Plugin.Version): """Mercurial is a version plugin for dealing with Bcfg2 repository.""" name = 'Mercurial' __version__ = '$Id$' __author__ = '[email protected]' experimental = True def __init__(self, core, datastore): Bcfg2.Server.Plugin.Plugin.__init__(self, core, datastore) Bcfg2.Server.Plugin.Version.__init__(self) self.core = core self.datastore = datastore # path to hg directory for Bcfg2 repo hg_dir = "%s/.hg" % datastore # Read changeset from bcfg2 repo if os.path.isdir(hg_dir): self.get_revision() else: logger.error("%s is not present." % hg_dir) raise Bcfg2.Server.Plugin.PluginInitError logger.debug("Initialized hg plugin with hg directory = %s" % hg_dir) def get_revision(self): """Read hg revision information for the Bcfg2 repository.""" try: repo_path = "%s/" % self.datastore repo = hg.repository(ui.ui(), repo_path) tip = repo.changelog.tip() revision = repo.changelog.rev(tip) except: logger.error("Failed to read hg repository; disabling mercurial support") raise Bcfg2.Server.Plugin.PluginInitError return revision |