[ovs-dev] [PATCH 1/2] xenserver: Don't monitor external-ids until XAPI is up
Justin Pettit
jpettit at nicira.com
Fri Sep 10 22:02:02 UTC 2010
monitor-external-ids can't complete all its tasks until XAPI is up. The
daemon is usually started before XAPI, so it can miss events. This
commit causes the daemon to block until XAPI is finished initializing.
---
..._share_openvswitch_scripts_monitor-external-ids | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/xenserver/usr_share_openvswitch_scripts_monitor-external-ids b/xenserver/usr_share_openvswitch_scripts_monitor-external-ids
index c87171f..f91801d 100755
--- a/xenserver/usr_share_openvswitch_scripts_monitor-external-ids
+++ b/xenserver/usr_share_openvswitch_scripts_monitor-external-ids
@@ -21,9 +21,11 @@
# Bridge table and duplicates its value to the preferred "xs-network-uuids".
import getopt
+import os
import subprocess
import sys
import syslog
+import time
import XenAPI
@@ -189,6 +191,11 @@ def main(argv):
idl = ovs.db.idl.Idl(remote, "Open_vSwitch", monitor_uuid_schema_cb)
ovs.daemon.daemonize()
+
+ # This daemon is usually started before XAPI, but to complete our
+ # tasks, we need it. Wait here until it's up.
+ while not os.path.exists("/var/run/xapi_init_complete.cookie"):
+ time.sleep(1)
bridges = {}
interfaces = {}
--
1.7.1
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