diff commons/tools/CheckMysqlConnect.py @ 18:94ab73e8a190

Uploaded
author m-zytnicki
date Mon, 29 Apr 2013 03:20:15 -0400
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+++ b/commons/tools/CheckMysqlConnect.py	Mon Apr 29 03:20:15 2013 -0400
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+#!/usr/bin/env python
+
+# Copyright INRA (Institut National de la Recherche Agronomique)
+# http://www.inra.fr
+# http://urgi.versailles.inra.fr
+#
+# This software is governed by the CeCILL license under French law and
+# abiding by the rules of distribution of free software.  You can  use, 
+# modify and/ or redistribute the software under the terms of the CeCILL
+# license as circulated by CEA, CNRS and INRIA at the following URL
+# "http://www.cecill.info". 
+#
+# As a counterpart to the access to the source code and  rights to copy,
+# modify and redistribute granted by the license, users are provided only
+# with a limited warranty  and the software's author,  the holder of the
+# economic rights,  and the successive licensors  have only  limited
+# liability. 
+#
+# In this respect, the user's attention is drawn to the risks associated
+# with loading,  using,  modifying and/or developing or reproducing the
+# software by the user in light of its specific status of free software,
+# that may mean  that it is complicated to manipulate,  and  that  also
+# therefore means  that it is reserved for developers  and  experienced
+# professionals having in-depth computer knowledge. Users are therefore
+# encouraged to load and test the software's suitability as regards their
+# requirements in conditions enabling the security of their systems and/or 
+# data to be ensured and,  more generally, to use and operate it in the 
+# same conditions as regards security. 
+#
+# The fact that you are presently reading this means that you have had
+# knowledge of the CeCILL license and that you accept its terms.
+
+import sys
+import os
+from commons.core.utils.RepetOptionParser import RepetOptionParser
+from commons.core.checker.RepetException import RepetException
+from commons.tools.CleanClusterNodesAfterRepet import CleanClusterNodesAfterRepet
+
+REPET_PATH = os.environ.get("REPET_PATH")
+
+def main():
+
+    description = "Check MySQL connection on each node"
+    usage = "CheckMysqlConnect.py [options]"
+    examples = "\nExample 1: check MySQL connection from every node of a SGE cluster using environment variables:\n"
+    examples += "\t$ python CheckMysqlConnect.py"
+    examples += "\n\t"
+    examples += "\nExample 2: check MySQL connection from every node of a SGE cluster using configuration file:\n"
+    examples += "\t$ python CheckMysqlConnect.py -C configFileName"
+    examples += "\n\t"
+    examples += "\nExample 3: check MySQL connection from every node of a SGE cluster using environment variables and using a different python executable than the one in the PATH:\n"
+    examples += "\t$ python CheckMysqlConnect.py -p /path/to/python"
+    examples += "\n\n"
+           
+    parser = RepetOptionParser(description = description, usage = usage, version = "v1.0", epilog = examples)
+    parser.add_option( "-p", "--path", dest = "pythonPath", type = "string", help = "path to python executable ('python' included, without finishing '/')", default = "python")
+    parser.add_option( "-C", "--config", dest = "config", type = "string", help = "path to config file", default = "")
+
+    options, args = parser.parse_args()
+    pythonPath = options.pythonPath
+    configFile =  options.config
+    
+    iCleanClusterNodesAfterRepet = CleanClusterNodesAfterRepet()
+    nodesList = iCleanClusterNodesAfterRepet.getAllNodesList()
+    
+    nbNodes = len(nodesList)
+    nodeCount = 0
+    configOption = ""
+    for node in nodesList:
+        try:
+            nodeCount += 1
+            print "Connect to node '%s' (%i/%i)..." % (node, nodeCount, nbNodes)
+            sys.stdout.flush()
+            cmd = "ssh"
+            cmd += " -q %s " % ( node )
+            if configFile != "":
+                configOption = " -C %s" % configFile
+            cmd += "'%s %s/bin/MysqlConnect.py -n %s %s'" % (pythonPath, REPET_PATH, node, configOption)
+            os.system(cmd)
+        except RepetException, e:
+            print e.getMessage()
+
+    iCleanClusterNodesAfterRepet.clean()
+
+if __name__ == '__main__':
+    main()
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