debian, rhel, xenserver: Ability to collect ovs-ctl logs.

[sliver-openvswitch.git] / debian / openvswitch-switch.init

diff --git a/debian/openvswitch-switch.init b/debian/openvswitch-switch.init
index 6f08c3f..d84c1b6 100755 (executable)
--- a/debian/openvswitch-switch.init
+++ b/debian/openvswitch-switch.init
@@ -1,6 +1,6 @@
 #! /bin/sh
 #
-# Copyright (C) 2011 Nicira Networks, Inc.
+# Copyright (C) 2011, 2012 Nicira, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -21,6 +21,8 @@
 # Default-Start:     2 3 4 5
 # Default-Stop:      0 1 6
 # Short-Description: Open vSwitch switch
+# Description:       openvswitch-switch provides the userspace components and utilities for
+#                    the Open vSwitch kernel-based switch.
 ### END INIT INFO
 
 (test -x /usr/sbin/ovs-vswitchd && test -x /usr/sbin/ovsdb-server) || exit 0
@@ -28,17 +30,11 @@
 . /usr/share/openvswitch/scripts/ovs-lib
 test -e /etc/default/openvswitch-switch && . /etc/default/openvswitch-switch
 
-if test X"$BRCOMPAT" = Xyes && test ! -x /usr/sbin/ovs-brcompatd; then
-    BRCOMPAT=no
-    log_warning_msg "ovs-brcompatd missing, disabling bridge compatibility"
-fi
-
-ovs_ctl () {
-    set /usr/share/openvswitch/scripts/ovs-ctl "$@"
-    if test X"$BRCOMPAT" = Xyes; then
-        set "$@" --brcompat
-    fi
-    "$@"
+network_interfaces () {
+    INTERFACES="/etc/network/interfaces"
+    [ -e "${INTERFACES}" ] || return
+    bridges=`awk '{ if ($1 == "allow-ovs") { print $2; } }' "${INTERFACES}"`
+    [ -n "${bridges}" ] && $1 --allow=ovs ${bridges}
 }
 
 load_kmod () {
@@ -56,20 +52,39 @@ start () {
             echo "For instructions, read"
        fi
        echo "/usr/share/doc/openvswitch-datapath-source/README.Debian"
+
+       if test X"$OVS_MISSING_KMOD_OK" = Xyes; then
+           # We're being invoked by the package postinst.  Do not
+           # fail package installation just because the kernel module
+           # is not available.
+           exit 0
+       fi
     fi
     set ovs_ctl ${1-start} --system-id=random
     if test X"$FORCE_COREFILES" != X; then
        set "$@" --force-corefiles="$FORCE_COREFILES"
     fi
+    set "$@" $OVS_CTL_OPTS
     "$@" || exit $?
-
-    ovs_ctl --protocol=gre enable-protocol
+    [ "$2" = "start" ] && network_interfaces ifup
 }
 
 stop () {
+    network_interfaces ifdown
     ovs_ctl stop
 }
 
+restart () {
+    # OVS_RESTART_SAVE_FLOWS can be set by package postinst script.
+    if [ "$OVS_RESTART_SAVE_FLOWS" = "yes" ] || \
+       [ "$1" = "--save-flows=yes" ]; then
+        start restart
+    else
+        stop
+        start
+    fi
+}
+
 case $1 in
     start)
         start
@@ -81,11 +96,12 @@ case $1 in
         # The OVS daemons keep up-to-date.
         ;;
     restart)
-        stop
-        start
+        shift
+        restart "$@"
         ;;
     status)
         ovs_ctl status
+        exit $?
         ;;
     force-reload-kmod)
         start force-reload-kmod