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# -*-Shell-script-*- # # functions This file contains functions to be used by most or all # shell scripts in the /etc/init.d directory. # # Written by T.Nonogaki @Stray Penguin TEXTDOMAIN=initscripts unset -f pidfileofproc pidofproc status # A function to find the pid of a program. Looks *only* at the pidfile pidfileofproc() { local base=${1##*/} local pidfile=/var/spool/$(basename $0)/pid/master.pid # Test syntax. if [ "$#" = 0 ] ; then echo $"Usage: pidfileofproc {program}" return 1 fi # First try "/var/spool/postfix[-deux]/pid/master.pid" file if [ -f $pidfile ] ; then local line p pid= read line < $pidfile for p in $line ; do [ -z "${p//[0-9]/}" -a -d /proc/$p ] && pid="$pid $p" done if [ -n "$pid" ]; then echo $pid return 0 fi fi } # A function to find the pid of a program. pidofproc() { base=${1##*/} local pidfile=/var/spool/$(basename $0)/pid/master.pid # Test syntax. if [ "$#" = 0 ]; then echo $"Usage: pidofproc {program}" return 1 fi # First try "/var/spool/postfix[-deux]/pid/master.pid" file if [ -f $pidfile ]; then local line p pid= read line < $pidfile for p in $line ; do [ -z "${p//[0-9]/}" -a -d /proc/$p ] && pid="$pid $p" done if [ -n "$pid" ]; then echo $pid return 0 fi fi pidof -o $$ -o $PPID -o %PPID -x $1 || \ pidof -o $$ -o $PPID -o %PPID -x $base } status() { local base=${1##*/} local pid fpid i local pidfile=/var/spool/$(basename $0)/pid/master.pid # Test syntax. if [ "$#" = 0 ] ; then echo $"Usage: status {program}" return 1 fi # Examin "/var/spool/postfix[-deux]/pid/master.pid" file if [ -f $pidfile ] ; then read pid < $pidfile [ -n "$pid" ] && fpid=$pid fi # Then, first try "pidof" pid=`pidof -o $$ -o $PPID -o %PPID -x $1 || \ pidof -o $$ -o $PPID -o %PPID -x ${base}` for i in ${pid[@]}; do if [ "$i" = "$fpid" ]; then unset pid pid=$fpid break fi done if [ -n "$pid" ]; then echo $"${base} (pid $pid) is running..." return 0 fi # Next try "/var/spool/postfix[-deux]/pid/master.pid" file if [ -f $pidfile ] ; then read pid < $pidfile if [ -n "$pid" ]; then echo $"${base} dead but pid file exists" return 1 fi fi # See if /var/lock/subsys/postfix[-deux] exists if [ -f /var/lock/subsys/$(basename $0) ]; then echo $"${base} dead but subsys locked" return 2 fi echo $"${base} is stopped" return 3 }