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author | Fabian Affolter <fabian@bernewireless.net> | 2010-06-02 18:36:31 +0000 |
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committer | Sol Jerome <solj@ices.utexas.edu> | 2010-06-03 10:07:57 -0500 |
commit | d1cd43cc798d0aba0157ff95d561086567e3050d (patch) | |
tree | 8cf812507825ca9d8115504537db4dd4200adacf /src/lib | |
parent | d9d5223b72ff7fa772639dc9a84001d022512123 (diff) | |
download | bcfg2-d1cd43cc798d0aba0157ff95d561086567e3050d.tar.gz bcfg2-d1cd43cc798d0aba0157ff95d561086567e3050d.tar.bz2 bcfg2-d1cd43cc798d0aba0157ff95d561086567e3050d.zip |
Experimental Darcs plugin added
git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@5881 ce84e21b-d406-0410-9b95-82705330c041
Diffstat (limited to 'src/lib')
-rw-r--r-- | src/lib/Server/Plugins/Darcs.py | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/lib/Server/Plugins/Darcs.py b/src/lib/Server/Plugins/Darcs.py new file mode 100644 index 000000000..51ec384cd --- /dev/null +++ b/src/lib/Server/Plugins/Darcs.py @@ -0,0 +1,48 @@ +import os +from subprocess import Popen, PIPE +import Bcfg2.Server.Plugin + +# for debugging output only +import logging +logger = logging.getLogger('Bcfg2.Plugins.Darcs') + +class Darcs(Bcfg2.Server.Plugin.Plugin, + Bcfg2.Server.Plugin.Version): + """Darcs is a version plugin for dealing with bcfg2 repos""" + name = 'Darcs' + __version__ = '$Id$' + __author__ = 'bcfg-dev@mcs.anl.gov' + + 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 darcs directory for bcfg2 repo + darcs_dir = "%s/_darcs" % datastore + + # Read changeset from bcfg2 repo + if os.path.isdir(darcs_dir): + self.get_revision() + else: + logger.error("%s is not present." % darcs_dir) + raise Bcfg2.Server.Plugin.PluginInitError + + logger.debug("Initialized Darcs plugin with darcs directory = %s" % darcs_dir) + + def get_revision(self): + """Read Darcs changeset information for the bcfg2 repository""" + try: + data = Popen("env LC_ALL=C darcs changes", + shell=True, + cwd=self.datastore, + stdout=PIPE).stdout.readlines() + revision = data[0].strip('\n') + except: + logger.error("Failed to read darcs repository; disabling Darcs support") + logger.error('''Ran command "darcs changes" from directory "%s"''' % (self.datastore)) + logger.error("Got output: %s" % data) + raise Bcfg2.Server.Plugin.PluginInitError + return revision + |