mirror of
https://github.com/openvswitch/ovs
synced 2025-10-25 15:07:05 +00:00
366d78fd92
A number of the init scripts assumed that the package name was the same as the binary, which is not always true. This fixes those issues as well as some incorrect names in usage messages. Reported-by: Ram Jothikumar <rjothikumar@nicira.com>
270 lines
8.3 KiB
Bash
Executable File
270 lines
8.3 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2007, 2009 Javier Fernandez-Sanguino <jfs@debian.org>
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#
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# This is free software; you may redistribute it and/or modify
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# it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2,
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# or (at your option) any later version.
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#
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# This is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License with
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# the Debian operating system, in /usr/share/common-licenses/GPL; if
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# not, write to the Free Software Foundation, Inc., 59 Temple Place,
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# Suite 330, Boston, MA 02111-1307 USA
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#
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### BEGIN INIT INFO
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# Provides: openvswitch-controller
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# Required-Start: $network $local_fs $remote_fs
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# Required-Stop: $remote_fs
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# Should-Start: $named
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# Should-Stop:
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: Open vSwitch controller
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### END INIT INFO
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PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
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DAEMON=/usr/sbin/ovs-controller # Introduce the server's location here
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NAME=ovs-controller # Introduce the short server's name here
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DESC=ovs-controller # Introduce a short description here
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LOGDIR=/var/log/openvswitch # Log directory to use
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PIDFILE=/var/run/openvswitch/$NAME.pid
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test -x $DAEMON || exit 0
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. /lib/lsb/init-functions
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# Default options, these can be overriden by the information
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# at /etc/default/openvswitch-controller
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DAEMON_OPTS="" # Additional options given to the server
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DODTIME=10 # Time to wait for the server to die, in seconds
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# If this value is set too low you might not
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# let some servers to die gracefully and
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# 'restart' will not work
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LOGFILE=$LOGDIR/$NAME.log # Server logfile
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#DAEMONUSER= # User to run the daemons as. If this value
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# is set start-stop-daemon will chuid the server
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# Include defaults if available
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default=/etc/default/openvswitch-controller
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if [ -f $default ] ; then
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. $default
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fi
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# Check that the user exists (if we set a user)
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# Does the user exist?
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if [ -n "$DAEMONUSER" ] ; then
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if getent passwd | grep -q "^$DAEMONUSER:"; then
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# Obtain the uid and gid
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DAEMONUID=`getent passwd |grep "^$DAEMONUSER:" | awk -F : '{print $3}'`
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DAEMONGID=`getent passwd |grep "^$DAEMONUSER:" | awk -F : '{print $4}'`
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else
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log_failure_msg "The user $DAEMONUSER, required to run $NAME does not exist."
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exit 1
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fi
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fi
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set -e
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running_pid() {
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# Check if a given process pid's cmdline matches a given name
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pid=$1
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name=$2
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[ -z "$pid" ] && return 1
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[ ! -d /proc/$pid ] && return 1
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cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1`
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# Is this the expected server
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[ "$cmd" != "$name" ] && return 1
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return 0
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}
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running() {
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# Check if the process is running looking at /proc
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# (works for all users)
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# No pidfile, probably no daemon present
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[ ! -f "$PIDFILE" ] && return 1
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pid=`cat $PIDFILE`
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running_pid $pid $DAEMON || return 1
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return 0
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}
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start_server() {
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if [ -z "$LISTEN" ]; then
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echo "$default: No connection methods configured, controller disabled" >&2
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exit 0
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fi
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SSL_OPTS=
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case $LISTEN in
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*ssl*)
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: ${PRIVKEY:=/etc/openvswitch-controller/privkey.pem}
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: ${CERT:=/etc/openvswitch-controller/cert.pem}
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: ${CACERT:=/etc/openvswitch-controller/cacert.pem}
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if test ! -e "$PRIVKEY" || test ! -e "$CERT" ||
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test ! -e "$CACERT"; then
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if test ! -e "$PRIVKEY"; then
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echo "$PRIVKEY: private key missing" >&2
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fi
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if test ! -e "$CERT"; then
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echo "$CERT: certificate for private key missing" >&2
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fi
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if test ! -e "$CACERT"; then
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echo "$CACERT: CA certificate missing" >&2
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fi
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exit 1
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fi
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SSL_OPTS="--private-key=$PRIVKEY --certificate=$CERT --ca-cert=$CACERT"
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;;
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esac
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# Start the process using the wrapper
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if [ -z "$DAEMONUSER" ] ; then
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start-stop-daemon --start --pidfile $PIDFILE \
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--exec $DAEMON -- --detach --pidfile=$PIDFILE \
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$LISTEN $DAEMON_OPTS $SSL_OPTS
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errcode=$?
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else
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# if we are using a daemonuser then change the user id
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start-stop-daemon --start --quiet --pidfile $PIDFILE \
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--chuid $DAEMONUSER --exec $DAEMON -- \
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--detach --pidfile=$PIDFILE $LISTEN $DAEMON_OPTS \
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$SSL_OPTS
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errcode=$?
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fi
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return $errcode
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}
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stop_server() {
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# Stop the process using the wrapper
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if [ -z "$DAEMONUSER" ] ; then
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start-stop-daemon --stop --quiet --pidfile $PIDFILE \
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--exec $DAEMON
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errcode=$?
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else
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# if we are using a daemonuser then look for process that match
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start-stop-daemon --stop --quiet --pidfile $PIDFILE \
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--user $DAEMONUSER --exec $DAEMON
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errcode=$?
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fi
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return $errcode
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}
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reload_server() {
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[ ! -f "$PIDFILE" ] && return 1
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pid=`cat $PIDFILE` # This is the daemon's pid
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# Send a SIGHUP
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kill -1 $pid
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return $?
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}
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force_stop() {
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# Force the process to die killing it manually
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[ ! -e "$PIDFILE" ] && return
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if running ; then
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kill -15 $pid
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# Is it really dead?
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sleep "$DIETIME"s
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if running ; then
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kill -9 $pid
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sleep "$DIETIME"s
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if running ; then
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echo "Cannot kill $NAME (pid=$pid)!"
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exit 1
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fi
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fi
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fi
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rm -f $PIDFILE
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}
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case "$1" in
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start)
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log_daemon_msg "Starting $DESC " "$NAME"
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# Check if it's running first
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if running ; then
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log_progress_msg "apparently already running"
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log_end_msg 0
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exit 0
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fi
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if start_server && running ; then
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# It's ok, the server started and is running
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log_end_msg 0
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else
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# Either we could not start it or it is not running
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# after we did
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# NOTE: Some servers might die some time after they start,
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# this code does not try to detect this and might give
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# a false positive (use 'status' for that)
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log_end_msg 1
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fi
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;;
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stop)
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log_daemon_msg "Stopping $DESC" "$NAME"
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if running ; then
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# Only stop the server if we see it running
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stop_server
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log_end_msg $?
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else
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# If it's not running don't do anything
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log_progress_msg "apparently not running"
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log_end_msg 0
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exit 0
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fi
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;;
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force-stop)
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# First try to stop gracefully the program
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$0 stop
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if running; then
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# If it's still running try to kill it more forcefully
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log_daemon_msg "Stopping (force) $DESC" "$NAME"
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force_stop
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log_end_msg $?
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fi
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;;
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restart|force-reload)
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log_daemon_msg "Restarting $DESC" "$NAME"
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stop_server
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# Wait some sensible amount, some server need this
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[ -n "$DIETIME" ] && sleep $DIETIME
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start_server
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running
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log_end_msg $?
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;;
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status)
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log_daemon_msg "Checking status of $DESC" "$NAME"
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if running ; then
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log_progress_msg "running"
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log_end_msg 0
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else
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log_progress_msg "apparently not running"
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log_end_msg 1
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exit 1
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fi
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;;
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# Use this if the daemon cannot reload
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reload)
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log_warning_msg "Reloading $NAME daemon: not implemented, as the daemon"
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log_warning_msg "cannot re-read the config file (use restart)."
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;;
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*)
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N=/etc/init.d/openvswitch-controller
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echo "Usage: $N {start|stop|force-stop|restart|force-reload|status}" >&2
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exit 1
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;;
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esac
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exit 0
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