From 3753b2cb7851622ae542ca86502bbeaa344fc12c Mon Sep 17 00:00:00 2001
From: Michael Hanselmann <hansmi@google.com>
Date: Wed, 26 Aug 2009 16:47:01 +0200
Subject: [PATCH] ganeti-watcher: Don't run if paused
Signed-off-by: Michael Hanselmann <hansmi@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>
---
daemons/ganeti-watcher | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/daemons/ganeti-watcher b/daemons/ganeti-watcher
index 1a3ed1c00..1e29f6497 100755
--- a/daemons/ganeti-watcher
+++ b/daemons/ganeti-watcher
@@ -31,6 +31,7 @@ import os
import sys
import time
import logging
+import errno
from optparse import OptionParser
from ganeti import utils
@@ -70,6 +71,13 @@ def Indent(s, prefix='| '):
return "%s%s\n" % (prefix, ('\n' + prefix).join(s.splitlines()))
+def ShouldPause():
+ """Check whether we should pause.
+
+ """
+ return bool(utils.ReadWatcherPauseFile(constants.WATCHER_PAUSEFILE))
+
+
def StartMaster():
"""Try to start the master daemon.
@@ -476,6 +484,10 @@ def main():
utils.SetupLogging(constants.LOG_WATCHER, debug=options.debug,
stderr_logging=options.debug)
+ if ShouldPause():
+ logging.debug("Pause has been set, exiting")
+ sys.exit(constants.EXIT_SUCCESS)
+
update_file = False
try:
# on master or not, try to start the node dameon
--
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