#!/sbin/openrc-run

description="github exporter for Prometheus"
command=/usr/bin/github-exporter
command_background=yes
command_user=${RC_SVCNAME}:${RC_SVCNAME}
pidfile=/var/run/github-exporter.pid
error_log="/var/log/${RC_SVCNAME}/${RC_SVCNAME}.log"
output_log="/var/log/${RC_SVCNAME}/${RC_SVCNAME}.log"

depend() {
	after net
}

start_pre() {
	local env_args
	if [ -z "${ORGS}" ] && [ -z "${REPOS}" ]; then
		eerror "ORGS and / or REPOS must be set."
		return 1
	fi
	if [ -n "${GITHUB_TOKEN}" ] && [ -n "${GITHUB_TOKEN_FILE}" ]; then
	eerror "Please set only one of GITHUB_TOKEN or GITHUB_TOKEN_FILE"
	return 1
	fi
	if [ -n "${API_URL}" ]; then
		env_args="${env_args} -e API_URL=${API_URL}"
	fi
	if [ -n "${GITHUB_TOKEN}" ]; then
	env_args="${env_args} -e GITHUB_TOKEN=${GITHUB_TOKEN}"
	elif [ -n "${GITHUB_TOKEN_FILE}" ]; then
	env_args="${env_args} -e GITHUB_TOKEN_FILE=${GITHUB_TOKEN_FILE}"
	fi
	if [ -z "${LISTEN_PORT}" ]; then
		env_args="${env_args} -e LISTEN_PORT=9171"
	else
		env_args="${env_args} -e LISTEN_PORT=${LISTEN_PORT}"
	fi
	if [ -n "${LOG_LEVEL}" ]; then
	env_args="${env_args} -e LOG_LEVEL=${LOG_LEVEL}"
	fi
	if [ -n "${METRICS_PATH}" ]; then
	env_args="${env_args} -e METRICS_PATH=${METRICS_PATH}"
	fi
	if [ -n "${ORGS}" ]; then
		env_args="${env_args} -e ORGS=${ORGS}"
	fi
	if [ -n "${REPOS}" ]; then
		env_args="${env_args} -e REPOS=${REPOS}"
	fi
	start_stop_daemon_args="${start_stop_daemon_args} ${env_args}"
	supervise_daemon_args="${supervise_daemon_args} ${env_args}"
	return 0
}