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Posted to commits@uima.apache.org by de...@apache.org on 2016/10/08 12:22:33 UTC
svn commit: r1763895 - /uima/uima-ducc/trunk/src/main/admin/db_create
Author: degenaro
Date: Sat Oct 8 12:22:33 2016
New Revision: 1763895
URL: http://svn.apache.org/viewvc?rev=1763895&view=rev
Log:
UIMA-5138 DUCC Database (db) db_create should abort if db already running
Modified:
uima/uima-ducc/trunk/src/main/admin/db_create
Modified: uima/uima-ducc/trunk/src/main/admin/db_create
URL: http://svn.apache.org/viewvc/uima/uima-ducc/trunk/src/main/admin/db_create?rev=1763895&r1=1763894&r2=1763895&view=diff
==============================================================================
--- uima/uima-ducc/trunk/src/main/admin/db_create (original)
+++ uima/uima-ducc/trunk/src/main/admin/db_create Sat Oct 8 12:22:33 2016
@@ -86,7 +86,23 @@ class DbCreate(DuccUtil):
elif o in ('-h', '-?', '--help'):
self.usage(None)
-
+ # abort db create if db already running
+ status = 'unknown'
+ cmd = self.DUCC_HOME+'/cassandra-server/bin/nodetool'
+ p = subprocess.Popen([cmd, 'info'], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ out, err = p.communicate()
+ if ((err != None) and (err != '')):
+ if (err.startswith(self.cmd_name_nodetool+': Failed to connect')):
+ status = 'down'
+ elif ((out != None) and (out != '')):
+ for line in out.splitlines():
+ if(line.startswith('Uptime')):
+ status = 'up'
+ break
+ if(status != 'down'):
+ print 'unsafe to proceed, database status: '+status
+ return
+
if ( self.database_pw == None ):
self.database_pw = self.generate_pw()