diff options
author | Sol Jerome <sol.jerome@gmail.com> | 2012-03-24 11:20:07 -0500 |
---|---|---|
committer | Sol Jerome <sol.jerome@gmail.com> | 2012-03-24 11:20:07 -0500 |
commit | dab1d03d81c538966d03fb9318a4588a9e803b44 (patch) | |
tree | f51e27fa55887e9fb961766805fe43f0da56c5b9 /src/lib/Bcfg2/Server/Plugins/Darcs.py | |
parent | 5cd6238df496a3cea178e4596ecd87967cce1ce6 (diff) | |
download | bcfg2-dab1d03d81c538966d03fb9318a4588a9e803b44.tar.gz bcfg2-dab1d03d81c538966d03fb9318a4588a9e803b44.tar.bz2 bcfg2-dab1d03d81c538966d03fb9318a4588a9e803b44.zip |
Allow to run directly from a git checkout (#1037)
Signed-off-by: Sol Jerome <sol.jerome@gmail.com>
Diffstat (limited to 'src/lib/Bcfg2/Server/Plugins/Darcs.py')
-rw-r--r-- | src/lib/Bcfg2/Server/Plugins/Darcs.py | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/lib/Bcfg2/Server/Plugins/Darcs.py b/src/lib/Bcfg2/Server/Plugins/Darcs.py new file mode 100644 index 000000000..9fb9ff4f1 --- /dev/null +++ b/src/lib/Bcfg2/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' + __author__ = 'bcfg-dev@mcs.anl.gov' + 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 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 + |