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""" The Cvs plugin provides a revision interface for Bcfg2 repos using
cvs. """
from subprocess import Popen, PIPE
import Bcfg2.Server.Plugin
class Cvs(Bcfg2.Server.Plugin.Version):
""" The Cvs plugin provides a revision interface for Bcfg2 repos
using cvs."""
__author__ = 'bcfg-dev@mcs.anl.gov'
__vcs_metadata_path__ = "CVSROOT"
def __init__(self, core, datastore):
Bcfg2.Server.Plugin.Version.__init__(self, core, datastore)
self.logger.debug("Initialized cvs plugin with CVS directory %s" %
self.vcs_path)
def get_revision(self):
"""Read cvs revision information for the Bcfg2 repository."""
try:
data = Popen("env LC_ALL=C cvs log",
shell=True,
cwd=self.vcs_root,
stdout=PIPE).stdout.readlines()
return data[3].strip('\n')
except IndexError:
msg = "Failed to read CVS log"
self.logger.error(msg)
self.logger.error('Ran command "cvs log" from directory %s' %
self.vcs_root)
raise Bcfg2.Server.Plugin.PluginExecutionError(msg)
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