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|
package service_helpers
import "os"
func SysvScript() string {
switch {
case isDebianSysv():
return sysvDebianScript
case isRedhatSysv():
return sysvRedhatScript
}
return ""
}
func isDebianSysv() bool {
if _, err := os.Stat("/lib/lsb/init-functions"); err != nil {
return false
}
if _, err := os.Stat("/sbin/start-stop-daemon"); err != nil {
return false
}
return true
}
func isRedhatSysv() bool {
if _, err := os.Stat("/etc/rc.d/init.d/functions"); err != nil {
return false
}
return true
}
const sysvDebianScript = `#! /bin/bash
### BEGIN INIT INFO
# Provides: {{.Path}}
# Required-Start: $local_fs $remote_fs $network $syslog
# Required-Stop: $local_fs $remote_fs $network $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: {{.DisplayName}}
# Description: {{.Description}}
### END INIT INFO
DESC="{{.Description}}"
USER="{{.UserName}}"
NAME="{{.Name}}"
PIDFILE="/var/run/$NAME.pid"
# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
# Define LSB log_* functions.
. /lib/lsb/init-functions
## Check to see if we are running as root first.
if [ "$(id -u)" != "0" ]; then
echo "This script must be run as root"
exit 1
fi
do_start() {
start-stop-daemon --start \
{{if .ChRoot}}--chroot {{.ChRoot|cmd}}{{end}} \
{{if .WorkingDirectory}}--chdir {{.WorkingDirectory|cmd}}{{end}} \
{{if .UserName}} --chuid {{.UserName|cmd}}{{end}} \
--pidfile "$PIDFILE" \
--background \
--make-pidfile \
--exec {{.Path}} -- {{range .Arguments}} {{.|cmd}}{{end}}
}
do_stop() {
start-stop-daemon --stop \
{{if .UserName}} --chuid {{.UserName|cmd}}{{end}} \
--pidfile "$PIDFILE" \
--quiet
}
case "$1" in
start)
log_daemon_msg "Starting $DESC"
do_start
log_end_msg $?
;;
stop)
log_daemon_msg "Stopping $DESC"
do_stop
log_end_msg $?
;;
restart)
$0 stop
$0 start
;;
status)
status_of_proc -p "$PIDFILE" "$DAEMON" "$DESC"
;;
*)
echo "Usage: sudo service $0 {start|stop|restart|status}" >&2
exit 1
;;
esac
exit 0
`
const sysvRedhatScript = `#!/bin/sh
# For RedHat and cousins:
# chkconfig: - 99 01
# description: {{.Description}}
# processname: {{.Path}}
# Source function library.
. /etc/rc.d/init.d/functions
name="{{.Name}}"
desc="{{.Description}}"
user="{{.UserName}}"
cmd={{.Path}}
args="{{range .Arguments}} {{.|cmd}}{{end}}"
lockfile=/var/lock/subsys/$name
pidfile=/var/run/$name.pid
# Source networking configuration.
[ -r /etc/sysconfig/$name ] && . /etc/sysconfig/$name
start() {
echo -n $"Starting $desc: "
daemon \
{{if .UserName}}--user=$user{{end}} \
{{if .WorkingDirectory}}--chdir={{.WorkingDirectory|cmd}}{{end}} \
"$cmd $args </dev/null >/dev/null 2>/dev/null & echo \$! > $pidfile"
retval=$?
[ $retval -eq 0 ] && touch $lockfile
echo
return $retval
}
stop() {
echo -n $"Stopping $desc: "
killproc -p $pidfile $cmd -TERM
retval=$?
[ $retval -eq 0 ] && rm -f $lockfile
rm -f $pidfile
echo
return $retval
}
restart() {
stop
start
}
reload() {
echo -n $"Reloading $desc: "
killproc -p $pidfile $cmd -HUP
RETVAL=$?
echo
}
force_reload() {
restart
}
rh_status() {
status -p $pidfile $cmd
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
exit 2
esac
`
|
