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|
#!/bin/sh
#
# Copyright (c) 2014 Red Hat.
# Copyright (c) 2009 Aconex. All Rights Reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# Cross-platform signal/event sender for Performance Co-Pilot utilities.
# Supports a minimal set of signals, used by PCP tools on all platforms.
#
. $PCP_DIR/etc/pcp.env
status=1
tmp=`mktemp -d /tmp/pcp.XXXXXXXXX` || exit 1
trap "rm -rf $tmp; exit \$status" 0 1 2 3 15
prog=`basename $0`
sigs="HUP USR1 TERM KILL"
cat > $tmp/usage << EOF
# Usage: [options] PID ... | name ...
Options:
-a,--all send signal to all named processes (killall mode)
-l,--list list available signals
-n,--dry-run list processes that would be affected
-s=N,--signal=N signal to send ($sigs)"
--help
EOF
usage()
{
[ ! -z "$@" ] && echo $@ 1>&2
pmgetopt --progname=$prog --config=$tmp/usage --usage
exit 1
}
check()
{
for sig in $sigs
do
[ $sig = "$1" ] && echo $sig && return
done
usage "$prog: invalid signal - $1"
}
signal=TERM
aflag=false
lflag=false
nflag=false
ARGS=`pmgetopt --progname=$prog --config=$tmp/usage -- "$@"`
[ $? != 0 ] && exit 1
eval set -- "$ARGS"
while [ $# -gt 0 ]
do
case "$1"
in
-a) aflag=true ;;
-l) lflag=true ;;
-n) nflag=true ;;
-s) signal=`check "$2"`
shift
;;
--) shift
break
;;
-\?) usage ""
;;
esac
shift
done
[ $lflag = true ] && echo "$sigs" && exit 0
[ $# -lt 1 ] && usage "$prog: Insufficient arguments"
if [ $aflag = true ]
then
pids=""
for name in "$@"; do
program=`basename "$name"`
pidlist=`_get_pids_by_name "$program"`
pids="$pids $pidlist"
done
else
pids="$@"
fi
if [ $nflag = true ]
then
echo "$pids"
status=0
exit
fi
sts=0
if [ "$PCP_PLATFORM" = mingw ]
then
for pid in $pids ; do
pcp-setevent $signal $pid
[ $? -eq 0 ] || sts=$?
done
else
for pid in $pids ; do
kill -$signal $pid
[ $? -eq 0 ] || sts=$?
done
fi
status=$sts
exit
|
