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-rw-r--r--src/lib/Server/Plugins/Bzr.py45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/lib/Server/Plugins/Bzr.py b/src/lib/Server/Plugins/Bzr.py
new file mode 100644
index 000000000..6498b006e
--- /dev/null
+++ b/src/lib/Server/Plugins/Bzr.py
@@ -0,0 +1,45 @@
+import os
+from subprocess import Popen, PIPE
+import Bcfg2.Server.Plugin
+
+# for debugging output only
+import logging
+logger = logging.getLogger('Bcfg2.Plugins.Bzr')
+
+class Bzr(Bcfg2.Server.Plugin.Plugin,
+ Bcfg2.Server.Plugin.Version):
+ name = 'Bzr'
+ __version__ = '$Id$'
+ __author__ = 'bcfg-dev@mcs.anl.gov'
+
+ def __init__(self, core, datastore):
+ Bcfg2.Server.Plugin.Plugin.__init__(self, core, datastore)
+ self.core = core
+ self.datastore = datastore
+
+ # path to bzr directory for bcfg2 repo
+ bzr_dir = "%s/.bzr" % datastore
+
+ # Read revision from bcfg2 repo
+ if os.path.isdir(bzr_dir):
+ revision = self.get_revision()
+ else:
+ logger.error("%s is not a directory" % bzr_dir)
+ raise Bcfg2.Server.Plugin.PluginInitError
+
+ logger.debug("Initialized Bazaar plugin with directory = %(dir)s at revision = %(rev)s" % {'dir': bzr_dir, 'rev': revision})
+
+ def get_revision(self):
+ '''Read Bazaar revision information for the bcfg2 repository'''
+ try:
+ data = Popen(("env LC_ALL=C bzr revno %s" %
+ (self.datastore)), shell=True,
+ stdout=PIPE).stdout.readlines()
+ revision = data
+ except IndexError:
+ logger.error("Failed to read bzr revno; disabling Bazaar support")
+ logger.error('''Ran command "bzr revno %s"''' % \
+ (self.datastore))
+ logger.error("Got output: %s" % data)
+ raise Bcfg2.Server.Plugin.PluginInitError
+ return revision