rhs-nagios-addons: Plugin for volume status

This patch adds a plugin for volume status, it
makes use of gluster command "gluster volume info".

Signed-off-by: ndarshan <dnarayan@redhat.com>
Change-Id: I6984d52c998bf1b832654b99abc3e2843b54f5ac

1 files changed, 61 insertions, 0 deletions

diff --git a/plugins/check_volume_status.py b/plugins/check_volume_status.py
new file mode 100755
index 0000000..383ec14
--- /dev/null
+++ b/plugins/check_volume_status.py
@@ -0,0 +1,61 @@
+#!/usr/bin/python
+# Copyright (C) 2014 Red Hat Inc
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+#
+
+import argparse
+from glusternagios import utils
+from glusternagios import glustercli
+
+
+def getVolumeStatus(args):
+    exitstatus = 0
+    message = ""
+    try:
+        volumes = glustercli.volumeInfo(args.volume)
+        if volumes.get(args.volume) is None:
+            exitstatus = utils.PluginStatusCode.CRITICAL
+            message = "CRITICAL: Volume not found"
+            return exitstatus, message
+        elif volumes[args.volume]["volumeStatus"] == (glustercli.
+                                                      VolumeStatus.ONLINE):
+            exitstatus = utils.PluginStatusCode.OK
+            message = "OK: Volume is up"
+        elif volumes[args.volume]["volumeStatus"] == (glustercli.
+                                                      VolumeStatus.OFFLINE):
+            exitstatus = utils.PluginStatusCode.CRITICAL
+            message = "CRITICAL: Volume is stopped"
+    except glustercli.GlusterCmdFailedException as e:
+        out = "UNKNOWN: Command execution failed"
+        return utils.PluginStatusCode.UNKNOWN,out
+
+    return exitstatus, message
+
+def parse_input():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-v", "--volume", action="store",
+                        required=True,
+                        help="Name of the volume for which"
+                             " status is to be shown")
+    args = parser.parse_args()
+    return args
+
+
+if __name__ == '__main__':
+    args = parse_input()
+    exitstatus, message = getVolumeStatus(args)
+    print message
+    exit(exitstatus)