84 lines
2.9 KiB
Bash
Executable File
84 lines
2.9 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
#############################################################################
|
|
#
|
|
# MCAFEE CONFIDENTIAL
|
|
# Copyright ©2018 McAfee, LLC
|
|
#
|
|
# The source code contained or described herein and all documents related
|
|
# to the source code ("Material") are owned by McAfee or its
|
|
# suppliers or licensors. Title to the Material remains with McAfee
|
|
# or its suppliers and licensors. The Material contains trade
|
|
# secrets and proprietary and confidential information of McAfee or its
|
|
# suppliers and licensors. The Material is protected by worldwide copyright
|
|
# and trade secret laws and treaty provisions. No part of the Material may
|
|
# be used, copied, reproduced, modified, published, uploaded, posted,
|
|
# transmitted, distributed, or disclosed in any way without McAfee's prior
|
|
# express written permission.
|
|
#
|
|
# No license under any patent, copyright, trade secret or other intellectual
|
|
# property right is granted to or conferred upon you by disclosure or
|
|
# delivery of the Materials, either expressly, by implication, inducement,
|
|
# estoppel or otherwise. Any license under such intellectual property rights
|
|
# must be express and approved by McAfee in writing.
|
|
#
|
|
##############################################################################
|
|
|
|
# A script to monitor if watchdogd is running or not
|
|
#
|
|
# Author : Eswar Yaganti
|
|
# Date : 10-Mar-2016
|
|
|
|
. /etc/shgw/shgw.constants
|
|
. /etc/shgw/shgw.common
|
|
|
|
MONIT_PID_FILE=${SHGW_TMPFS_PATH}/.shgw_wd_monit_pid
|
|
|
|
start_and_monitor_WD() {
|
|
wd_died=0
|
|
while true ; do
|
|
fn_trim_startup_log
|
|
${SHGW_LOG_TRIMMER} &
|
|
wd_pid=$(${PS} | ${GREP} -i "shgw_watchdogd" | ${GREP} -v "grep" | ${AWK} -v OFS=' ' '{print $1}')
|
|
if [ ! -z ${wd_pid} ]; then
|
|
${ECHO} "[$$] $0 killing previous WD, pid=${wd_pid}, at `uptime`"
|
|
${ECHO} "[$$] $0 killing previous WD, pid=${wd_pid}, at `uptime`" >> ${SHGW_STARTUP_LOG}
|
|
${KILL} -9 ${wd_pid}
|
|
${SLEEP} 2
|
|
fi
|
|
|
|
${ECHO} "[$$] $0 starting ${SHGW_WD} ${SHGW_WD_CONF}, at `uptime`"
|
|
${ECHO} "[$$] $0 starting ${SHGW_WD} ${SHGW_WD_CONF}, at `uptime`" >> ${SHGW_STARTUP_LOG}
|
|
${SHGW_WD} ${SHGW_WD_CONF} ${wd_died} 2>>${SHGW_ERROR_FILE} &
|
|
SHGW_WD_PID=$!
|
|
wait ${SHGW_WD_PID}
|
|
|
|
# Is this required?
|
|
${SLEEP} 2
|
|
wd_died=1
|
|
done
|
|
}
|
|
|
|
exit_if_running() {
|
|
if [ ! -f ${MONIT_PID_FILE} ]; then
|
|
${ECHO} "[$$] Fresh instance at `uptime`"
|
|
${ECHO} "[$$] Fresh instance at `uptime`" >> ${SHGW_STARTUP_LOG}
|
|
${ECHO} $$ > ${MONIT_PID_FILE}
|
|
else
|
|
_PID=$(${CAT} ${MONIT_PID_FILE})
|
|
if [ ! -z $(${CAT} /proc/${_PID}/cmdline | ${GREP} shgw_wd_monit) ];then
|
|
${ECHO} "[$$] Another instance running, pids=[${_PID}] at `uptime`"
|
|
${ECHO} "[$$] Another instance running, pids=[${_PID}] at `uptime`" >> ${SHGW_STARTUP_LOG}
|
|
exit 1
|
|
else
|
|
${ECHO} "[$$] Overwriting ${MONIT_PID_FILE} at `uptime`"
|
|
${ECHO} "[$$] Overwriting ${MONIT_PID_FILE} at `uptime`" >> ${SHGW_STARTUP_LOG}
|
|
${ECHO} $$ > ${MONIT_PID_FILE}
|
|
fi
|
|
fi
|
|
}
|
|
|
|
exit_if_running
|
|
start_and_monitor_WD
|
|
|