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− | ==Start a boot a custom service== | + | ===Start at the boot time a custom service=== |
| | | |
| If you want to start a custom service on the SME Server, you will have to follow some steps. | | If you want to start a custom service on the SME Server, you will have to follow some steps. |
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| echo 'Starting service…' >&2 | | echo 'Starting service…' >&2 |
| local CMD="$SCRIPT &> \"$LOGFILE\" & echo \$!" | | local CMD="$SCRIPT &> \"$LOGFILE\" & echo \$!" |
− | su -c "$CMD" $RUNAS > "$PIDFILE" | + | su -s /bin/sh $RUNAS -c "$CMD" > "$PIDFILE" |
− | echo 'Service started' >&2 | + | |
| + | # Try with this command line instead of above if not workable |
| + | # su -c "$CMD" $RUNAS > "$PIDFILE" |
| + | |
| + | sleep 2 |
| + | PID=$(cat $PIDFILE) |
| + | if pgrep -u $RUNAS -f $NAME > /dev/null |
| + | then |
| + | echo "$NAME is now running, the PID is $PID" |
| + | else |
| + | echo "Error! Could not start $NAME!" |
| + | fi |
| + | |
| } | | } |
| | | |
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| } | | } |
| | | |
− | uninstall() {
| + | status() { |
− | echo -n "Are you really sure you want to uninstall this service? That cannot be undone. [yes|No] " | |
− | local SURE
| |
− | read SURE
| |
− | if [ "$SURE" = "yes" ]; then
| |
− | stop
| |
− | rm -f "$PIDFILE"
| |
− | echo "Notice: log file is not be removed: '$LOGFILE'" >&2
| |
− | update-rc.d -f <NAME> remove
| |
− | rm -fv "$0"
| |
− | fi
| |
− | }
| |
− |
| |
− | status() {
| |
| printf "%-50s" "Checking $NAME..." | | printf "%-50s" "Checking $NAME..." |
| if [ -f $PIDFILE ]; then | | if [ -f $PIDFILE ]; then |
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| status) | | status) |
| status | | status |
− | ;;
| |
− | uninstall)
| |
− | uninstall
| |
| ;; | | ;; |
| restart) | | restart) |
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| ;; | | ;; |
| *) | | *) |
− | echo "Usage: $0 {start|stop|status|restart|uninstall}" | + | echo "Usage: $0 {start|stop|status|restart}" |
| esac | | esac |
| | | |
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| chmod u+x /etc/rc.d/init.d/YOUR_SERVICE_NAME | | chmod u+x /etc/rc.d/init.d/YOUR_SERVICE_NAME |
| | | |
| + | ====optional chkconfig==== |
| You need to say to SME Server to add the script to each run level you have specified at the top of your init script( Default-Start: 2 3 4 5 and Default-Stop: 0 1 6 ). For Linux using rpm as centos or redhat, you can use | | You need to say to SME Server to add the script to each run level you have specified at the top of your init script( Default-Start: 2 3 4 5 and Default-Stop: 0 1 6 ). For Linux using rpm as centos or redhat, you can use |
| | | |
| chkconfig YOUR_SERVICE_NAME --add | | chkconfig YOUR_SERVICE_NAME --add |
| + | |
| + | You can set the levels where the initscript has to start |
| + | chkconfig YOUR_SERVICE_NAME --level 2345 on |
| | | |
| If you want to see which runlevel your script will run in | | If you want to see which runlevel your script will run in |
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| | | |
| | | |
− | {{Note Box|However it is not enough for SME server since we have to add service to rc7.d and to say to our distro to start the service at boot, therefore let's go to the section below}} | + | {{Note box|However it is not enough for SME server since we have to add service to rc7.d to say to our distro to start the service at boot, therefore let's go to the section below}} |
− | | |
− | | |
| | | |
| ===allow a service to start for a particular time=== | | ===allow a service to start for a particular time=== |
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| db configuration setprop <servicename> UDPPorts <portnumbers> # Ranges of ports are defined with a : not a - | | db configuration setprop <servicename> UDPPorts <portnumbers> # Ranges of ports are defined with a : not a - |
| db configuration setprop <servicename> status enabled|disabled | | db configuration setprop <servicename> status enabled|disabled |
− | db configuration setprop <servicename> access public|private | + | db configuration setprop <servicename> access public|private|localhost |
| db configuration setprop <servicename> AllowHosts a.b.c.d,x.y.z.0/24 | | db configuration setprop <servicename> AllowHosts a.b.c.d,x.y.z.0/24 |
| db configuration setprop <servicename> DenyHosts e.f.g.h,l.m.n.0/24 | | db configuration setprop <servicename> DenyHosts e.f.g.h,l.m.n.0/24 |
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| | | |
| === General Service Handling === | | === General Service Handling === |
| + | SME Server uses [http://smarden.org/runit/ runit], a UNIX init scheme with service supervision. See the man page of [http://smarden.org/runit/sv.8.html the 'sv' command] |
| + | |
| + | All other linux common way to start or stop services are also valuable |
| + | |
| + | /etc/init.d/servicename start/stop/status |
| + | service servicename start/stop/status |
| | | |
| *start | | *start |
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| *restart | | *restart |
| sv t /service/servicename | | sv t /service/servicename |
− | | + | * status |
| + | sv s /service/servicename |
| {{tip box|you may use TAB to auto-complete your command line}} | | {{tip box|you may use TAB to auto-complete your command line}} |
| | | |
− | All other linux common way to start or stop services are also valuable
| + | you have some shortcuts |
− | | + | down => 'd', |
− | /etc/init.d/servicename start/stop/status | + | stop => 'd', |
− | service servicename start/stop/status | + | up => 'u', |
| + | start => 'u', |
| + | restart => 't', |
| + | sigterm => 't', |
| + | adjust => 'h', |
| + | reload => 'h', |
| + | sighup => 'h', |
| + | sigusr1 => '1', |
| + | sigusr2 => '2', |
| + | once => 'o', |
| + | pause => 'p', |
| + | alarm => 'a', |
| + | interrupt => 'i', |
| + | quit => 'q', |
| + | kill => 'k', |
| + | exit => 'x', |
| | | |
| ====Example==== | | ====Example==== |
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| | | |
| sv t /service/httpd-e-smith | | sv t /service/httpd-e-smith |
− |
| |
| [[category:developer]] | | [[category:developer]] |