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From jlun...@apache.org
Subject ambari git commit: AMBARI-13007: Stopping ambari-server may kill ambari-agent running on the same machine in some cases (Nahappan Somasundaram via jluniya)
Date Fri, 11 Sep 2015 20:08:31 GMT
Repository: ambari
Updated Branches:
  refs/heads/trunk e8f2f2fd7 -> 02fcea6c3


AMBARI-13007: Stopping ambari-server may kill ambari-agent running on the same machine in
some cases (Nahappan Somasundaram via jluniya)


Project: http://git-wip-us.apache.org/repos/asf/ambari/repo
Commit: http://git-wip-us.apache.org/repos/asf/ambari/commit/02fcea6c
Tree: http://git-wip-us.apache.org/repos/asf/ambari/tree/02fcea6c
Diff: http://git-wip-us.apache.org/repos/asf/ambari/diff/02fcea6c

Branch: refs/heads/trunk
Commit: 02fcea6c3c38f2fff4e73bdc3d235cf87477d4e2
Parents: e8f2f2f
Author: Jayush Luniya <jluniya@hortonworks.com>
Authored: Fri Sep 11 13:08:25 2015 -0700
Committer: Jayush Luniya <jluniya@hortonworks.com>
Committed: Fri Sep 11 13:08:25 2015 -0700

----------------------------------------------------------------------
 ambari-server/src/main/python/ambari_server_main.py | 7 +++++++
 1 file changed, 7 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ambari/blob/02fcea6c/ambari-server/src/main/python/ambari_server_main.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/python/ambari_server_main.py b/ambari-server/src/main/python/ambari_server_main.py
index dcca85a..0634090 100644
--- a/ambari-server/src/main/python/ambari_server_main.py
+++ b/ambari-server/src/main/python/ambari_server_main.py
@@ -299,6 +299,13 @@ def server_process_main(options, scmStatus=None):
 
     raise FatalException(-1, AMBARI_SERVER_DIE_MSG.format(exitcode, configDefaults.SERVER_OUT_FILE))
   else:
+    # Change the group id to the process id of the parent so that the launched
+    # process and sub-processes have a group id that is different from the parent.
+    try:
+      os.setpgid(pidJava, 0)
+    except OSError, e:
+      print_warning_msg('setpgid({0}, 0) failed - {1}'.format(pidJava, str(e)))
+      pass
     pidfile = os.path.join(configDefaults.PID_DIR, PID_NAME)
     save_pid(pidJava, pidfile)
     print "Server PID at: "+pidfile


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