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#!/sbin/openrc-run

: ${name:=${RC_SVCNAME}}
: ${pidfile:=/run/${RC_SVCNAME}.pid}
: ${user:=nobody}
: ${jetty_runner:=/usr/share/java/jetty-runner.jar}

command="java"
command_background="true"

start_stop_daemon_args="--quiet --user $user"
retry="SIGTERM/20"

depend() {
	need net
}

start_pre() {
	if [ "$RC_SVCNAME" = "jetty-runner" ]; then
		ewarn "You are not supposed to run this runscript directly. Instead, you should"
		ewarn "create a symlink for the application you want to run as well as a copy of"
		ewarn "the configuration file and modify it appropriately, like so:"
		ewarn ""
		ewarn "    ln -s jetty-runner /etc/init.d/myapp"
		ewarn "    cp /etc/conf.d/jetty-runner /etc/conf.d/myapp"
		ewarn ""
	fi

	if [ ! -e "$webapp_path" ]; then
		eerror "File or directory '$webapp_path' does not exist!"; exit 1
	fi

	if [ -n "$server_out_log" ]; then
		checkpath -d -o "$user" "$(dirname "$server_out_log")"
	fi

	if [ -n "$server_access_log" ]; then
		checkpath -d -o "$user" "$(dirname "$server_access_log")"
	fi

	if [ -n "$server_port" ] && nc -z 127.0.0.1 "$server_port"; then
		eerror "Port $server_port is already in use!"; exit 1
	fi

	java_opts="
		-server
		${java_heap_size:+ -Xms${java_heap_size}M -Xmx${java_heap_size}M}
		${java_new_ratio:+ -XX:NewRatio=${java_new_ratio}}
		-Dfile.encoding=utf-8
		$java_opts"

	local item; for item in $java_properties; do
		java_opts="$java_opts -D${item}"
	done

	jetty_opts="
		$(optif --port "$server_port")
		$(optif --host "$server_bind_address")
		$(optif --out  "$server_out_log")
		$(optif --log  "$server_access_log")"

	local path; for path in ${server_extra_jars//:/ }; do
		if [ -f "$path" ]; then
			jetty_opts="$jetty_opts --jar $path"
		elif [ -d "$path" ]; then
			jetty_opts="$jetty_opts --lib $path"
		else
			ewarn "JAR file or directory $path does not exist!"
		fi
	done

	jetty_opts="$jetty_opts $(optif --path "$context_root") $webapp_path"

	command_args="$java_opts -cp $jetty_runner org.eclipse.jetty.runner.Runner $jetty_opts"
}

optif() {
	test -n "$2" && echo "$1 $2"
}