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|
#!/bin/bash
export TERM=xterm
pid=0
function check_environment {
if [ ! -v CONTAINER_TYPE ]; then
CONTAINER_TYPE="unknown"
export CONTAINER_TYPE
echo "! WARNING : environment var CONTAINER_TYPE is missing..."
echo "! WARNING : auto-assigned value : $CONTAINER_TYPE"
fi
if [ ! -v CONTAINER_SERVICE ]; then
CONTAINER_SERVICE=$CONTAINER_TYPE;
export CONTAINER_SERVICE;
echo "! WARNING : environment var CONTAINER_SERVICE is missing..."
echo "! WARNING : auto-assigned value : $CONTAINER_SERVICE"
fi
if [ ! -v CONTAINER_INSTANCE ]; then
CONTAINER_INSTANCE=$CONTAINER_TYPE "_" $CONTAINER_SERVICE;
export CONTAINER_INSTANCE;
echo "! WARNING : environment var CONTAINER_INSTANCE is missing..."
echo "! WARNING : auto-assigned value : $CONTAINER_INSTANCE"
fi
}
function display_container_header {
echo "+====================================================="
echo "| Container : $HOSTNAME"
echo "| OS : $(</etc/redhat-release)"
if [ -v CONTAINER_TYPE ]; then
echo "| Type : $CONTAINER_TYPE"
fi
if [ -v CONTAINER_SERVICE ]; then
echo "| Service : $CONTAINER_SERVICE"
fi
if [ -v CONTAINER_INSTANCE ]; then
echo "| Instance : $CONTAINER_INSTANCE"
fi
echo "+====================================================="
}
function stop_handler {
echo "+=====================================================" | tee -a $STARTUPLOG
echo "| Container $HOSTNAME is now STOPPED" | tee -a $STARTUPLOG
echo "+=====================================================" | tee -a $STARTUPLOG
if [ $pid -ne 0 ]; then
kill -SIGTERM "$pid"
wait "$pid"
fi
exit 143; # 128 + 15 -- SIGTERM
}
function start_service {
trap 'kill ${!}; stop_handler' SIGHUP SIGINT SIGQUIT SIGTERM SIGKILL SIGSTOP SIGCONT
echo "+=====================================================" | tee -a $STARTUPLOG
echo "| Container $HOSTNAME is now RUNNING" | tee -a $STARTUPLOG
echo "+=====================================================" | tee -a $STARTUPLOG
tail -f /dev/null &
pid="$!"
while true
do
tail -f /dev/null & wait ${!}
done
}
|
