150 lines
3.8 KiB
Bash
150 lines
3.8 KiB
Bash
#!/bin/sh
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# /etc/init.d/nbd-server
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# and its symbolic link
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# /usr)sbin/rcnbd-server
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#
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# Template system startup script for some example service/daemon FOO
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#
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# LSB compatible service control script; see http://www.linuxbase.org/spec/
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#
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### BEGIN INIT INFO
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# Provides: nbd-server
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# Required-Start: $syslog $remote_fs
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# Should-Start: $time ypbind sendmail
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# Required-Stop: $syslog $remote_fs
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# Should-Stop: $time ypbind sendmail
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# Default-Start: 3 5
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# Default-Stop: 0 1 2 6
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# Short-Description: nbd server
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# Description: Start nbd server
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### END INIT INFO
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#
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# Check for missing binaries (stale symlinks should not happen)
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# Note: Special treatment of stop for LSB conformance
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NBD_BIN=/usr/bin/nbd-server
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test -x $NBD_BIN || { echo "$NBD_BIN not installed";
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if [ "$1" = "stop" ]; then exit 0;
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else exit 5; fi; }
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# Check for existence of needed config file and read it
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NBD_CONFIG=/etc/nbd-server.conf
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NBD29_CONFIG=/etc/nbd-server/config
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test -r $NBD_CONFIG && {
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echo "$NBD_CONFIG: Using old style config file unsupported";
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}
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test -r $NBD29_CONFIG || {
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echo "No config file $NBD29_CONFIG existing";
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if [ "$1" = "stop" ]; then
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exit 0;
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else
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exit 6;
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fi;
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}
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# Shell functions sourced from /etc/rc.status:
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. /etc/rc.status
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# Reset status of this service
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rc_reset
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case "$1" in
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start)
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echo -n "Starting nbd-server "
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## Start daemon with startproc(8). If this fails
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## the return value is set appropriately by startproc.
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startproc $NBD_BIN
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rc_status -v
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;;
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stop)
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echo -n "Shutting down nbd-server "
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## Stop daemon with killproc(8) and if this fails
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## killproc sets the return value according to LSB.
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#killall ${NBD_BIN##*/}
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$0 status >/dev/null 2>&1
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stat=$?
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if test $stat = 3; then echo -n " (not running) ";
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elif test $stat != 0; then echo -n " (dead) "; fi
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killproc $NBD_BIN
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# TODO: Only kill nbd-server processes started by config file.
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# Remember status and be verbose
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rc_status -v
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;;
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try-restart|condrestart)
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## Do a restart only if the service was active before.
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## Note: try-restart is now part of LSB (as of 1.9).
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## RH has a similar command named condrestart.
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if test "$1" = "condrestart"; then
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echo "${attn} Use try-restart ${done}(LSB)${attn} rather than condrestart ${warn}(RH)${norm}"
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fi
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$0 status >/dev/null 2>&1
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if test $? = 0; then
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$0 restart
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else
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rc_reset # Not running is not a failure.
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fi
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# Remember status and be quiet
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rc_status
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;;
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restart)
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## Stop the service and regardless of whether it was
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## running or not, start it again.
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$0 stop
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$0 start
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# Remember status and be quiet
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rc_status
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;;
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force-reload)
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## Signal the daemon to reload its config. Most daemons
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## do this on signal 1 (SIGHUP).
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## If it does not support it, restart the service if it
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## is running.
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echo -n "Reload service nbd-server "
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## if it supports it:
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#/sbin/killproc -HUP $NBD_BIN
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#touch /var/run/nbd-server.pid
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#rc_status -v
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## Otherwise:
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$0 try-restart
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rc_status
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;;
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reload)
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## Like force-reload, but if daemon does not support
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## signaling, do nothing (!)
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#$0 force-reload
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#rc_status
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## Otherwise if it does not support reload:
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echo -n "Reload service nbd-server "
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rc_failed 3
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rc_status -v
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;;
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status)
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echo -n "Checking for service nbd-server "
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## Check status with checkproc(8), if process is running
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## checkproc will return with exit status 0.
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checkproc $NBD_BIN
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# NOTE: rc_status knows that we called this init script with
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# "status" option and adapts its messages accordingly.
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rc_status -v
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;;
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probe)
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## Optional: Probe for the necessity of a reload, print out the
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## argument to this init script which is required for a reload.
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## Note: probe is not (yet) part of LSB (as of 1.9)
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test $NBD29_CONFIG -nt /var/run/nbd-server.pid && echo restart
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#rc_failed 3
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;;
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*)
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echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}"
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exit 1
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;;
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esac
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rc_exit
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