Ventoy/VBLADE/vblade-master/contrib/persistence/vblade.init.daemon

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#!/bin/sh
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="vblade export"
NAME=vblade
VBLADE="/usr/sbin/$NAME"
DAEMON=/usr/bin/daemon
IONICE=/usr/bin/ionice
PIDDIR="/var/run/vblade/"
[ -x "$VBLADE" ] || exit 0
[ -x "$DAEMON" ] || exit 0
mkdir -p "$PIDDIR"
# Emulation of LSB functions
VERBOSE=1
log_daemon_msg () {
printf '%s ' "$@"
}
log_end_msg () {
local CODE="$1"
if [ "$CODE" -eq 0 ] ; then
echo '.'
else
echo 'failed!'
fi
}
# Start a vblade instance
#
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
do_start () {
local INSTANCE="$1"
local CONFIG="$2"
sh -n "$CONFIG" 2>/dev/null || return 2
shelf=
slot=
filename=
netif=
options=
ionice=
. "$CONFIG"
[ "$netif" ] || return 2
[ "$shelf" ] || return 2
[ "$slot" ] || return 2
[ "$filename" ] || return 2
if [ "$ionice" ] ; then
if [ -x "$IONICE" ] ; then
ionice="$IONICE $ionice"
else
ionice=
fi
fi
"$DAEMON" \
--running \
--name "$INSTANCE" \
--pidfiles "$PIDDIR" \
&& return 1
$ionice "$DAEMON" \
--respawn \
--name "$INSTANCE" \
--pidfiles "$PIDDIR" \
--output daemon.notice \
--stdout daemon.notice \
--stderr daemon.err -- \
$VBLADE $options $shelf $slot $netif $filename || return 2
}
# Stop a vblade instance
#
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
do_stop () {
local INSTANCE="$1"
"$DAEMON" \
--running \
--name "$INSTANCE" \
--pidfiles "$PIDDIR" || return 1
"$DAEMON" \
--stop \
--name "$INSTANCE" \
--pidfiles "$PIDDIR" \
--stop || return 2
# Wait until the process is gone
for i in $(seq 1 10) ; do
"$DAEMON" \
--running \
--name "$INSTANCE" \
--pidfiles "$PIDDIR" || return 0
done
return 2
}
EXIT=0
do_action () {
local CONFIG="$1"
INSTANCE="$(basename "${CONFIG%%.conf}")"
case "$ACTION" in
start)
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$INSTANCE"
do_start "$INSTANCE" "$CONFIG"
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$INSTANCE"
do_stop "$INSTANCE"
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
status)
if "$DAEMON" \
--running \
--name "$INSTANCE" \
--pidfiles "$PIDDIR"
then
echo "$DESC instance $INSTANCE is running"
else
echo "$DESC instance $INSTANCE is not running"
EXIT=1
fi
;;
restart|force-reload)
log_daemon_msg "Restarting $DESC" "$INSTANCE"
do_stop "$INSTANCE"
case "$?" in
0|1)
do_start "$INSTANCE" "$CONFIG"
case "$?" in
0) log_end_msg 0 ;;
*)
# Old process is still running or
# failed to start
log_end_msg 1 ;;
esac
;;
*)
# Failed to stop
log_end_msg 1
;;
esac
;;
*)
echo "Usage: /etc/init.d/vblade {start|stop|status|restart|force-reload} [<export> ...]" >&2
exit 3
;;
esac
}
ACTION="$1"
shift
if [ "$1" ] ; then
while [ "$1" ] ; do
CONFIG="/etc/vblade.conf.d/$1.conf"
if [ -f "$CONFIG" ] ; then
do_action "$CONFIG"
fi
shift
done
else
for CONFIG in /etc/vblade.conf.d/*.conf ; do
if [ -f "$CONFIG" ] ; then
do_action "$CONFIG"
fi
done
fi
exit $EXIT