#!/bin/sh
########################################################################
# Begin $rc_base/init.d/amazon-ssm-agent
########################################################################

. /etc/sysconfig/rc
. ${rc_functions}

case "${1}" in
	start)
		# Do not launch the agent when we are not running on EC2
		if ! running_on_ec2; then
			exit 0
		fi

		# Allow the kernel to overcommit memory.
		# The SSM agent fails to clone() itself when there is
		# "not enough memory" available. This simply seems to
		# fail no matter how much free memory is available.
		echo 1 > /proc/sys/vm/overcommit_memory

		boot_mesg "Starting Amazon SSM Agent..."
		/usr/bin/amazon-ssm-agent &>/dev/null &
		evaluate_retval
		;;

	stop)
		boot_mesg "Stopping Amazon SSM Agent..."
		killproc /usr/bin/amazon-ssm-agent
		;;

	restart)
		${0} stop
		sleep 1
		${0} start
		;;

	status)
		statusproc /usr/bin/amazon-ssm-agent
		;;

	*)
		echo "Usage: ${0} {start|stop|restart|status}"
		exit 1
		;;
esac

# End $rc_base/init.d/amazon-ssm-agent
