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###
# ============LICENSE_START=======================================================
# ONAP RANSIM APP
# ================================================================================
# Copyright (C) 2020 Wipro Limited Intellectual Property. All rights reserved.
# ================================================================================
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============LICENSE_END=========================================================
###
#!/bin/bash
function usage() {
echo -n "syntax: $(basename $0) "
echo -n "[--debug] "
echo "status|start|stop"
}
function check_r_file() {
if [[ $DEBUG == y ]]; then
echo "-- ${FUNCNAME[0]} --"
set -x
fi
FILE=$1
if [[ ! -f ${FILE} || ! -r ${FILE} ]]; then
return 1
fi
return 0
}
function check_x_file() {
if [[ $DEBUG == y ]]; then
echo "-- ${FUNCNAME[0]} --"
set -x
fi
FILE=$1
if [[ ! -f ${FILE} || ! -x ${FILE} ]]; then
return 1
fi
return 0
}
function component_status() {
COMPONENT=$1
output=$("${POLICY_HOME}"/etc/init.d/"${COMPONENT}" status)
if [[ $? == 0 ]]; then
echo " ${COMPONENT}: UP: ${output}"
else
echo " ${COMPONENT}: DOWN"
fi
}
function component_start() {
COMPONENT=$1
"${POLICY_HOME}"/etc/init.d/"${COMPONENT}" status > /dev/null 2>&1
if [[ $? == 0 ]]; then
echo " ${COMPONENT}: UP: already running .."
else
"${POLICY_HOME}"/etc/init.d/"${COMPONENT}" start > /dev/null 2>&1
echo " ${COMPONENT}: STARTING .."
fi
}
function component_stop() {
COMPONENT=$1
"${POLICY_HOME}"/etc/init.d/"${COMPONENT}" status > /dev/null 2>&1
if [[ $? != 0 ]]; then
echo " ${COMPONENT}: DOWN: already stopped .."
else
"${POLICY_HOME}"/etc/init.d/"${COMPONENT}" stop > /dev/null 2>&1
echo " ${COMPONENT}: STOPPING .."
fi
}
function ransimapp_status() {
if [[ $DEBUG == y ]]; then
echo "-- ${FUNCNAME[0]} --"
set -x
fi
if check_x_file "${POLICY_HOME}/etc/init.d/ransim"; then
component_status ransim
fi
NUM_CRONS=$(crontab -l 2> /dev/null | wc -l)
echo " ${NUM_CRONS} cron jobs installed."
}
function ransimapp_start() {
if [[ $DEBUG == y ]]; then
echo "-- ${FUNCNAME[0]} --"
set -x
fi
if check_x_file "${POLICY_HOME}/etc/init.d/ransim"; then
component_start ransim
fi
cat "${POLICY_HOME}"/etc/cron.d/*.cron | crontab
}
function ransimapp_stop() {
if [[ $DEBUG == y ]]; then
echo "-- ${FUNCNAME[0]} --"
set -x
fi
pkill -f "/bin/bash ${POLICY_HOME}/bin/monitor.sh"
crontab -r > /dev/null 2>&1
sleep 2
if check_x_file "${POLICY_HOME}/etc/init.d/ransim"; then
component_stop ransim
fi
}
#########################################################################
##
## script execution body
##
#########################################################################
DEBUG=n
OPERATION=none
until [[ -z "$1" ]]; do
case $1 in
-d|--debug|debug) DEBUG=y
set -x
;;
-i|--status|status) OPERATION=status
;;
-s|--start|start) OPERATION=start
;;
-h|--stop|stop|--halt|halt) OPERATION=halt
;;
*) usage
exit 1
;;
esac
shift
done
# operation validation
case $OPERATION in
status) ;;
start) ;;
halt) ;;
*) echo "invalid operation \(${OPERATION}\): must be in {status|start|stop}";
usage
exit 1
;;
esac
if [[ -z ${POLICY_HOME} ]]; then
echo "error: POLICY_HOME is unset."
exit 1
fi
# operation validation
case $OPERATION in
status)
ransimapp_status
;;
start)
ransimapp_start
;;
halt)
ransimapp_stop
;;
*) echo "invalid operation \(${OPERATION}\): must be in {status|start|stop}";
usage
exit 1
;;
esac
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