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