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https://github.com/xen-project/xen.git
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Juergen Gross
c74dd50bc0
Instead of trying to read xenstore via xenstore-read use the pidfile of xenstored for the test whether xenstored is running. This prepares support of xenstore domain, as trying to read xenstore will block for ever in case xenstore domain is started after trying to read. Signed-off-by: Juergen Gross <jgross@suse.com> Acked-by: Wei Liu <wei.liu2@citrix.com>
119 lines
2.9 KiB
Bash
119 lines
2.9 KiB
Bash
#!/bin/bash
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#
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# xencommons Script to start and stop xenstored and xenconsoled
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#
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# Author: Ian Jackson <ian.jackson@eu.citrix.com>
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#
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# chkconfig: 2345 70 10
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# description: Starts and stops xenstored and xenconsoled
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### BEGIN INIT INFO
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# Provides: xenstored xenconsoled
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# Required-Start: $syslog $remote_fs
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# Should-Start:
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# Required-Stop: $syslog $remote_fs
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# Should-Stop:
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# Default-Start: 2 3 5
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# Default-Stop: 0 1 6
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# Short-Description: Start/stop xenstored and xenconsoled
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# Description: Starts and stops the daemons neeeded for xl/xend
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### END INIT INFO
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BACKEND_MODULES="@LINUX_BACKEND_MODULES@"
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. @XEN_SCRIPT_DIR@/hotplugpath.sh
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xencommons_config=@CONFIG_DIR@/@CONFIG_LEAF_DIR@
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test -f $xencommons_config/xencommons && . $xencommons_config/xencommons
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XENCONSOLED_PIDFILE=@XEN_RUN_DIR@/xenconsoled.pid
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QEMU_PIDFILE=@XEN_RUN_DIR@/qemu-dom0.pid
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shopt -s extglob
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# not running in Xen dom0 or domU
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if ! test -d /proc/xen ; then
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exit 0
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fi
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# mount xenfs in dom0 or domU with a pv_ops kernel
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if test "x$1" = xstart && \
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! test -f /proc/xen/capabilities && \
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! grep '^xenfs ' /proc/mounts >/dev/null;
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then
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mount -t xenfs xenfs /proc/xen
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fi
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# run this script only in dom0:
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# no capabilities file in xenlinux domU kernel
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# empty capabilities file in pv_ops domU kernel
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if test -f /proc/xen/capabilities && \
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! grep -q "control_d" /proc/xen/capabilities ; then
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exit 0
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fi
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do_start () {
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local mod
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for mod in $BACKEND_MODULES ; do modprobe "$mod" &>/dev/null ; done
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mkdir -p ${XEN_RUN_DIR}
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mkdir -p ${XEN_LOCK_DIR}
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@XEN_SCRIPT_DIR@/launch-xenstore || exit 1
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echo Setting domain 0 name, domid and JSON config...
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${LIBEXEC_BIN}/xen-init-dom0
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echo Starting xenconsoled...
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test -z "$XENCONSOLED_TRACE" || XENCONSOLED_ARGS=" --log=$XENCONSOLED_TRACE"
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${sbindir}/xenconsoled --pid-file=$XENCONSOLED_PIDFILE $XENCONSOLED_ARGS
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echo Starting QEMU as disk backend for dom0
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test -z "$QEMU_XEN" && QEMU_XEN="@qemu_xen_path@"
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$QEMU_XEN -xen-domid 0 -xen-attach -name dom0 -nographic -M xenpv -daemonize \
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-monitor /dev/null -serial /dev/null -parallel /dev/null \
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-pidfile $QEMU_PIDFILE
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}
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do_stop () {
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echo Stopping xenconsoled
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if read 2>/dev/null <$XENCONSOLED_PIDFILE pid; then
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kill $pid
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while kill -9 $pid >/dev/null 2>&1; do sleep 1; done
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rm -f $XENCONSOLED_PIDFILE
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fi
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echo Stopping QEMU
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if read 2>/dev/null <$QEMU_PIDFILE pid; then
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kill $pid
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while kill -9 $pid >/dev/null 2>&1; do sleep 1; done
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rm -f $QEMU_PIDFILE
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fi
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echo WARNING: Not stopping xenstored, as it cannot be restarted.
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}
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case "$1" in
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start)
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do_start
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;;
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status)
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test -f @XEN_RUN_DIR@/xenstored.pid
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;;
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stop)
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do_stop
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;;
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reload)
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echo >&2 'Reload not available; use force-reload'; exit 1
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;;
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force-reload|restart)
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do_stop
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do_start
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;;
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*)
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# do not advertise unreasonable commands that there is no reason
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# to use with this device
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echo $"Usage: $0 {start|stop|status|restart|force-reload}"
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exit 1
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esac
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exit $?
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