syslog-ng.init

   1 #!/bin/sh
   2 #
   3 # syslog        Starts syslog-ng (syslogd replacement).
   4 #
   5 # chkconfig:    2345 17 83
   6 # description:  Syslog is the facility by which many daemons use to log \
   7 #               messages to various system log files. It is a good idea to \
   8 #               always run syslog.
   9
  10 # Source function library
  11 . /etc/rc.d/init.d/functions
  12
  13 # Get service config
  14 if [ -f /etc/sysconfig/syslog-ng ]; then
  15         . /etc/sysconfig/syslog-ng
  16 fi
  17
  18 # configtest itself
  19 # must return non-zero if check failed
  20 # output is discarded if checkconfig is ran without details
  21 configtest() {
  22         syslog-ng $OPTIONS -F -s -p /var/run/syslog-ng-syntaxcheck.pid
  23         return $?
  24 }
  25
  26 # wrapper for configtest
  27 checkconfig() {
  28         local details=${1:-0}
  29
  30         if [ $details = 1 ]; then
  31                 # run config test and display report (status action)
  32                 show "Checking %s configuration" "syslog-ng"; busy
  33                 local out
  34                 out=$(configtest 2>&1)
  35                 RETVAL=$?
  36                 if [ $RETVAL = 0 ]; then
  37                         ok
  38                 else
  39                         fail
  40                 fi
  41                 [ "$out" ] && echo >&2 "$out"
  42         else
  43                 # run config test and abort with nice message if failed
  44                 # (for actions checking status before action).
  45                 configtest >/dev/null 2>&1
  46                 RETVAL=$?
  47                 if [ $RETVAL != 0 ]; then
  48                         show "Checking %s configuration" "syslog-ng"; fail
  49                         nls 'Configuration test failed. See details with %s "checkconfig"' $0
  50                         exit $RETVAL
  51                 fi
  52         fi
  53 }
  54
  55 start() {
  56         # Check if the service is already running?
  57         if [ -f /var/lock/subsys/syslog-ng ]; then
  58                 msg_already_running "syslog-ng"
  59                 return
  60         fi
  61
  62         msg_starting "syslog-ng"
  63         emit starting JOB=syslog-ng SERVICE_syslog=y
  64         daemon @@SBINDIR@@/syslog-ng -f /etc/syslog-ng/syslog-ng.conf --worker-threads=1024 $OPTIONS
  65         RETVAL=$?
  66         [ $RETVAL -eq 0 ] && touch /var/lock/subsys/syslog-ng
  67         emit --no-wait started JOB=syslog-ng SERVICE_syslog=y
  68 }
  69
  70 stop() {
  71         if [ ! -f /var/lock/subsys/syslog-ng ]; then
  72                 msg_not_running "syslog-ng"
  73                 return
  74         fi
  75
  76         msg_stopping "syslog-ng"
  77         emit stopping JOB=syslog-ng SERVICE_syslog=y
  78         killproc syslog-ng
  79         emit --no-wait stopped JOB=syslog-ng SERVICE_syslog=y
  80         rm -f /var/lock/subsys/syslog-ng >/dev/null 2>&1
  81 }
  82
  83 condrestart() {
  84         if [ ! -f /var/lock/subsys/syslog-ng ]; then
  85                 msg_not_running "syslog-ng"
  86                 RETVAL=$1
  87                 return
  88         fi
  89
  90         checkconfig
  91         stop
  92         start
  93 }
  94
  95 reload() {
  96         if [ ! -f /var/lock/subsys/syslog-ng ]; then
  97                 msg_not_running "syslog-ng"
  98                 RETVAL=7
  99                 return
 100         fi
 101
 102         checkconfig
 103         msg_reloading "syslog-ng"
 104         killproc syslog-ng -HUP
 105         RETVAL=$?
 106 }
 107
 108 flush_logs() {
 109         if use_upstart && [ -f /etc/init/syslog-ng.conf ]; then
 110                 checkconfig
 111                 /sbin/initctl reload syslog-ng
 112         elif [ -x /bin/systemd_booted ] && /bin/systemd_booted; then
 113                 checkconfig
 114                 msg_reloading "syslog-ng"
 115                 /bin/systemctl reload syslog-ng.service
 116                 RETVAL=$?
 117                 [ $RETVAL -eq 0 ] && ok || fail
 118         elif [ -f /var/lock/subsys/syslog-ng ]; then
 119                 checkconfig
 120                 msg_reloading "syslog-ng"
 121                 killproc syslog-ng -HUP
 122                 RETVAL=$?
 123         else
 124                 msg_not_running "syslog-ng"
 125                 RETVAL=7
 126         fi
 127 }
 128
 129 upstart_controlled --except checkconfig configtest flush-logs
 130
 131 RETVAL=0
 132 # See how we were called.
 133 case "$1" in
 134   start)
 135         configtest
 136         start
 137         ;;
 138   stop)
 139         stop
 140         ;;
 141   restart)
 142         configtest
 143         stop
 144         start
 145         ;;
 146   try-restart)
 147         condrestart 0
 148         ;;
 149   reload|force-reload)
 150         reload
 151         ;;
 152   flush-logs)
 153         flush_logs
 154         ;;
 155   checkconfig|configtest)
 156         checkconfig 1
 157         ;;
 158   status)
 159         status syslog-ng
 160         exit $?
 161         ;;
 162   *)
 163         msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|status|checkconfig|flush-logs}"
 164         exit 3
 165 esac
 166
 167 exit $RETVAL