Added the plugins for discovering the gluster components

Modified the code to address the review comments

Change-Id: Iaf18745920ec1177622b5f8a667a2e77f89796da
Signed-off-by: Nishanth Thomas <nthomas@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/22345
Tested-by: Ramesh Nachimuthu <rnachimu@redhat.com>
Reviewed-by: Kanagaraj Mayilsamy <kmayilsa@redhat.com>

1 files changed, 71 insertions, 0 deletions

diff --git a/plugins/discoverlogicalcomponents.py b/plugins/discoverlogicalcomponents.py
new file mode 100755
index 0000000..50a259f
--- /dev/null
+++ b/plugins/discoverlogicalcomponents.py
@@ -0,0 +1,71 @@
+#!/usr/bin/python
+# discoverlogicalcomponents.py -- nagios plugin for discovering
+#logical gluster components
+# 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 commands
+import json
+import sys
+
+from glusternagios import utils
+
+
+def discoverbricks(vol_info_out):
+    bricklist = []
+    xmlElemList = utils.parseXml(vol_info_out,
+                                 "./volInfo/volumes/volume/bricks/brick")
+    for brick in xmlElemList:
+        brickdict = {}
+        brickstr = brick.text
+        brickproplist = brickstr.split(':')
+        brickdict['hostip'] = brickproplist[0]
+        brickdict['brickpath'] = brickproplist[1]
+        bricklist.append(brickdict)
+
+    return bricklist
+
+
+def discovervolumes(vol_info_out):
+    vollist = []
+
+    #Get the volume info
+    xmlElemList = utils.parseXml(vol_info_out, "./volInfo/volumes/volume")
+    for volume in xmlElemList:
+        voldict = {}
+        voldict['name'] = volume.find('name').text
+        voldict['typeStr'] = volume.find('typeStr').text
+        vollist.append(voldict)
+
+    return vollist
+
+
+def discoverlogicalelements():
+    resultlist = {}
+    resultstring = ""
+    command_vol_info = utils.sudoCmdPath.cmd + " " + \
+        utils.glusterCmdPath.cmd + " volume info --xml"
+    vol_info_out = commands.getoutput(command_vol_info)
+    resultlist['volumes'] = discovervolumes(vol_info_out)
+    resultlist['bricks'] = discoverbricks(vol_info_out)
+    #convert to string
+    resultstring = json.dumps(resultlist)
+    print resultstring
+    sys.exit(utils.PluginStatusCode.OK)
+
+
+if __name__ == '__main__':
+    discoverlogicalelements()