| 1 |
#@ pp_backend_deb_init_svc_vars(): initialises deb backend variables
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| 2 |
pp_backend_deb_init_svc_vars () {
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| 3 |
pp_deb_default_start_runlevels= # should be "3 4 5"??
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| 4 |
pp_deb_default_svc_description="No description"
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}
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#@ pp_backend_deb_init_svc_vars(): initialise deb-specific service variables
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# pp-provided vars are cmd, pidfile, stop_signal and user
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pp_backend_deb_init_svc_vars () {
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| 10 |
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reload_signal=
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start_runlevels=${pp_deb_default_start_runlevels} # == lsb default-start
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stop_runlevels="0 1 2 6" # == lsb default-stop
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svc_description="${pp_deb_default_svc_description}" # == lsb short descr
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svc_process=
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lsb_required_start='$local_fs $network'
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lsb_should_start=
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lsb_required_stop=
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lsb_description=
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start_priority=50
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stop_priority=50 #-- stop_priority = 100 - start_priority
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}
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#@ pp_deb_service_make_init_script(svc): generates a service init script
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# Assumes %service variables have been set before invocation
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# Does nothing if an /etc/init.d/$svc script exists already.
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# Otherwise creates an /etc/init.d/$svc script
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pp_deb_service_make_init_script () {
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typeset svc=$1
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typeset script=/etc/init.d/$svc
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typeset out=$pp_destdir$script
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typeset _process _cmd
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pp_add_file_if_missing $script run 755 || return 0
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#-- start out as an empty shell script
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cat <<-'.' >$out
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#!/bin/sh
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.
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#-- determine the process name from $cmd unless $svc_process is given
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set -- $cmd
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#_process=${svc_process:-"$1"} --? WTF
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#-- construct a start command that builds a pid file if needed
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_cmd="$cmd";
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_cmd_path=`echo $cmd | cut -d" " -f1`
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_cmd_name=`basename $_cmd_path`
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_cmd_args=`echo $cmd | cut -d" " -f2-`
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test x"$_cmd_path" != x"$_cmd_args" || _cmd_args=
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#-- generate the LSB init info
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cat <<-. >>$out
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### BEGIN INIT INFO
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# Provides: ${svc}
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# Required-Start: ${lsb_required_start}
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# Should-Start: ${lsb_should_start}
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# Required-Stop: ${lsb_required_stop}
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# Default-Start: ${start_runlevels}
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# Default-Stop: ${stop_runlevels}
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# Short-Description: ${svc_description}
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### END INIT INFO
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# Generated by PolyPackage ${pp_version}
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# ${copyright}
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.
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if test x"${svc_description}" = x"${pp_deb_default_svc_description}"; then
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svc_description=
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fi
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#-- write service-specific definitions
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cat <<. >>$out
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#-- definitions specific to service ${svc}
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NAME="${_cmd_name}"
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DESC="${svc_description:-$svc service}"
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USER="${user}"
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GROUP="${group}"
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PIDFILE="${pidfile}"
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STOP_SIGNAL="${stop_signal}"
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RELOAD_SIGNAL="${reload_signal}"
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CMD="${_cmd}"
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DAEMON="${_cmd_path}"
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DAEMON_ARGS="${_cmd_args}"
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SCRIPTNAME=${script}
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.
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#-- write the generic part of the init script
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cat <<'.' >>$out
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# Exit if the package is not installed
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[ -x "$DAEMON" ] || exit 0
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# Read configuration variable file if it is present
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[ -r /etc/default/$NAME ] && . /etc/default/$NAME
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# Load the VERBOSE setting and other rcS variables
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[ -f /etc/default/rcS ] && . /etc/default/rcS
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# Define LSB log_* functions.
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# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
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. /lib/lsb/init-functions
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| 106 |
#
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# Function that starts the daemon/service
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#
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| 109 |
do_start()
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{
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| 111 |
# Return
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# 0 if daemon has been started
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| 113 |
# 1 if daemon was already running
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| 114 |
# 2 if daemon could not be started
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if [ -n "$PIDFILE" ]
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| 116 |
then
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| 117 |
pidfile_opt="--pidfile $PIDFILE"
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else
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pidfile_opt="--make-pidfile --background --pidfile /var/run/$NAME.pid"
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fi
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| 121 |
if [ -n "$USER" ]
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| 122 |
then
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user_opt="--user $USER"
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fi
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| 125 |
if [ -n "$GROUP" ]
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| 126 |
then
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group_opt="--group $GROUP"
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| 128 |
fi
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| 129 |
if [ "$VERBOSE" = no ]
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| 130 |
then
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| 131 |
quiet_opt="--quiet"
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else
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quiet_opt="--verbose"
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| 134 |
fi
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| 136 |
start-stop-daemon --start $quiet_opt $pidfile_opt $user_opt --exec $DAEMON --test > /dev/null \
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|| return 1
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# Note: there seems to be no way to tell whether the daemon will fork itself or not, so pass
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| 140 |
# --background for now
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start-stop-daemon --start $quiet_opt $pidfile_opt $user_opt --exec $DAEMON -- \
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| 142 |
$DAEMON_ARGS \
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|| return 2
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}
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| 145 |
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| 146 |
#
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| 147 |
# Function that stops the daemon/service
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| 148 |
#
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| 149 |
do_stop()
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| 150 |
{
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| 151 |
# Return
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| 152 |
# 0 if daemon has been stopped
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| 153 |
# 1 if daemon was already stopped
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| 154 |
# 2 if daemon could not be stopped
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| 155 |
# other if a failure occurred
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| 156 |
if [ -n "$PIDFILE" ]
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| 157 |
then
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| 158 |
pidfile_opt="--pidfile $PIDFILE"
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| 159 |
else
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pidfile_opt="--pidfile /var/run/$NAME.pid"
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| 161 |
fi
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| 162 |
if [ -n "$USER" ]
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| 163 |
then
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| 164 |
user_opt="--user $USER"
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fi
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| 166 |
if [ -n $STOP_SIGNAL ]
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| 167 |
then
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| 168 |
signal_opt="--signal $STOP_SIGNAL"
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| 169 |
fi
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| 170 |
if [ "$VERBOSE" = "no" ]
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| 171 |
then
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| 172 |
quiet_opt="--quiet"
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| 173 |
else
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| 174 |
quiet_opt="--verbose"
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| 175 |
fi
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| 176 |
start-stop-daemon --stop $quiet_opt $signal_opt --retry=TERM/30/KILL/5 $pidfile_opt --name $NAME
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| 177 |
RETVAL="$?"
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| 178 |
[ "$RETVAL" = 2 ] && return 2
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| 179 |
# Wait for children to finish too if this is a daemon that forks
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| 180 |
# and if the daemon is only ever run from this initscript.
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| 181 |
# If the above conditions are not satisfied then add some other code
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| 182 |
# that waits for the process to drop all resources that could be
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| 183 |
# needed by services started subsequently. A last resort is to
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| 184 |
# sleep for some time.
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| 185 |
start-stop-daemon --stop $quiet_opt --oknodo --retry=0/30/KILL/5 --exec $DAEMON
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| 186 |
[ "$?" = 2 ] && return 2
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| 187 |
# Many daemons don't delete their pidfiles when they exit.
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| 188 |
test -z $PIDFILE || rm -f $PIDFILE
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| 189 |
return "$RETVAL"
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| 190 |
}
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| 191 |
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| 192 |
#
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| 193 |
# Function that sends a restart signal to the daemon/service
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| 194 |
#
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| 195 |
do_reload() {
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| 196 |
#
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| 197 |
# If the daemon can reload its configuration without
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| 198 |
# restarting (for example, when it is sent a SIGHUP),
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| 199 |
# then implement that here.
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| 200 |
#
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| 201 |
if [ -n "$PIDFILE" ]
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| 202 |
then
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| 203 |
pidfile_opt="--pidfile $PIDFILE"
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| 204 |
else
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| 205 |
pidfile_opt="--pidfile /var/run/$NAME.pid"
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| 206 |
fi
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| 207 |
if [ -n "$RELOAD_SIGNAL" ]
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| 208 |
then
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| 209 |
start-stop-daemon --stop --signal $RELOAD_SIGNAL $quiet_opt $pidfile_opt --name $NAME
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| 210 |
fi
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| 211 |
return 0
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| 212 |
}
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| 213 |
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| 214 |
case "$1" in
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| 215 |
start)
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| 216 |
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
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| 217 |
do_start
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| 218 |
case "$?" in
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| 219 |
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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| 220 |
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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| 221 |
esac
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| 222 |
;;
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| 223 |
stop)
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| 224 |
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
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| 225 |
do_stop
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| 226 |
case "$?" in
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| 227 |
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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| 228 |
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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| 229 |
esac
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| 230 |
;;
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| 231 |
reload|force-reload)
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| 232 |
if [ -n "$RELOAD_SIGNAL" ]
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| 233 |
then
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| 234 |
log_daemon_msg "Reloading $DESC" "$NAME"
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| 235 |
do_reload
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| 236 |
log_end_msg $?
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| 237 |
else
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| 238 |
# Do a restart instead
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| 239 |
"$0" restart
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| 240 |
fi
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| 241 |
;;
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| 242 |
restart)
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| 243 |
#
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| 244 |
# If the "reload" option is implemented then remove the
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| 245 |
# 'force-reload' alias
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| 246 |
#
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| 247 |
log_daemon_msg "Restarting $DESC" "$NAME"
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| 248 |
do_stop
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| 249 |
case "$?" in
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| 250 |
0|1)
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| 251 |
do_start
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| 252 |
case "$?" in
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| 253 |
0) log_end_msg 0 ;;
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| 254 |
1) log_end_msg 1 ;; # Old process is still running
|
| 255 |
*) log_end_msg 1 ;; # Failed to start
|
| 256 |
esac
|
| 257 |
;;
|
| 258 |
*)
|
| 259 |
# Failed to stop
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| 260 |
log_end_msg 1
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| 261 |
;;
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| 262 |
esac
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| 263 |
;;
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| 264 |
*)
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| 265 |
#echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
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| 266 |
echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
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| 267 |
exit 3
|
| 268 |
;;
|
| 269 |
esac
|
| 270 |
|
| 271 |
:
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| 272 |
.
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| 273 |
chmod 755 $out
|
| 274 |
}
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