1 # This is a shell function library sourced by some Open vSwitch scripts.
2 # It is not intended to be invoked on its own.
4 # Copyright (C) 2009, 2010, 2011 Nicira Networks, Inc.
6 # Licensed under the Apache License, Version 2.0 (the "License");
7 # you may not use this file except in compliance with the License.
8 # You may obtain a copy of the License at:
10 # http://www.apache.org/licenses/LICENSE-2.0
12 # Unless required by applicable law or agreed to in writing, software
13 # distributed under the License is distributed on an "AS IS" BASIS,
14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 # See the License for the specific language governing permissions and
16 # limitations under the License.
18 ## ----------------- ##
19 ## configure options ##
20 ## ----------------- ##
22 # All of these should be substituted by the Makefile at build time.
23 logdir=${OVS_LOGDIR-'@LOGDIR@'} # /var/log/openvswitch
24 rundir=${OVS_RUNDIR-'@RUNDIR@'} # /var/run/openvswitch
25 sysconfdir=${OVS_SYSCONFDIR-'@sysconfdir@'} # /etc
26 etcdir=$sysconfdir/openvswitch # /etc/openvswitch
27 datadir=${OVS_PKGDATADIR-'@pkgdatadir@'} # /usr/share/openvswitch
28 bindir=${OVS_BINDIR-'@bindir@'} # /usr/bin
29 sbindir=${OVS_SBINDIR-'@sbindir@'} # /usr/sbin
33 [1-9]*) BUILDNR='+build@BUILDNR@' ;;
37 LC_ALL=C; export LC_ALL
43 # Use the system's own implementations if it has any.
44 if test -e /etc/init.d/functions; then
45 . /etc/init.d/functions
46 elif test -e /etc/rc.d/init.d/functions; then
47 . /etc/rc.d/init.d/functions
48 elif test -e /lib/lsb/init-functions; then
49 . /lib/lsb/init-functions
52 # Implement missing functions (e.g. OpenSUSE lacks 'action').
53 if type log_success_msg >/dev/null 2>&1; then :; else
58 if type log_failure_msg >/dev/null 2>&1; then :; else
60 printf '%s ... failed!\n' "$*"
63 if type log_warning_msg >/dev/null 2>&1; then :; else
65 printf '%s ... (warning).\n' "$*"
68 if type action >/dev/null 2>&1; then :; else
75 log_success_msg "$STRING"
77 log_failure_msg "$STRING"
88 # This is better than "kill -0" because it doesn't require permission to
89 # send a signal (so daemon_status in particular works as non-root).
98 # drop core files in a sensible place
99 test -d "$DAEMON_CWD" || install -d -m 755 -o root -g root "$DAEMON_CWD"
104 test -d "$logdir" || install -d -m 755 -o root -g root "$logdir"
105 set "$@" --log-file="$logdir/$daemon.log"
107 # pidfile and monitoring
108 test -d "$rundir" || install -d -m 755 -o root -g root "$rundir"
109 set "$@" --pidfile="$rundir/$daemon.pid"
110 set "$@" --detach --monitor
113 if test X"$priority" != X; then
114 set nice -n "$priority" "$@"
117 action "Starting $daemon" "$@"
122 if test -e "$rundir/$1.pid"; then
123 if pid=`cat "$rundir/$1.pid"`; then
124 for action in TERM .1 .25 .65 1 1 1 1 KILL 1 1 1 1 FAIL; do
127 action "Killing $1 ($pid)" kill $pid
130 action "Killing $1 ($pid) with SIGKILL" kill -9 $pid
133 log_failure_msg "Killing $1 ($pid) failed"
137 if pid_exists $pid >/dev/null 2>&1; then
147 log_success_msg "$1 is not running"
151 pidfile=$rundir/$1.pid
152 if test -e "$pidfile"; then
153 if pid=`cat "$pidfile"`; then
154 if pid_exists "$pid"; then
155 echo "$1 is running with pid $pid"
158 echo "Pidfile for $1 ($pidfile) is stale"
161 echo "Pidfile for $1 ($pidfile) exists but cannot be read"
164 echo "$1 is not running"
169 daemon_is_running () {
170 pidfile=$rundir/$1.pid
171 test -e "$pidfile" && pid=`cat "$pidfile"` && pid_exists "$pid"