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#!/sbin/openrc-run

# Logging
error_log="${error_log:-/var/log/influxdb/influxd.log}"
output_log="${output_log:-/dev/null}"

config="${config:-/etc/influxdb/influxdb.conf}"
influxd_opts=${influxd_opts:-}

command=/usr/bin/influxd
command_args="-config ${config} ${influxd_opts}"
command_user="influxdb:influxdb"
extra_commands="version"

retry=SIGTERM/30/SIGKILL/10
supervisor="supervise-daemon"

# Max open files
rc_ulimit="-n 65536"

start_pre() {
	# Check if config file exist
	if [ ! -r "${config}" ]; then
		eerror "config file ${config} doesn't exist"
	    return 1
	fi
	if [ -n "${error_log}" ] && [ ! -e "${error_log}" ]; then
		checkpath -d -o "${command_user}" "$(dirname "${error_log}")"
	fi
	if [ -n "${output_log}" ] && [ ! -e "${output_log}" ]; then
		checkpath -d -o "${command_user}" "$(dirname "${output_log}")"
	fi
	return 0
}

version() {
	$command version
}

if [ -n "${INFLUXDB_HEALTHCHECK_URI}" ]; then
	healthcheck_delay=300
	healthcheck_timer=60

	healthcheck() {
		command -v wget || return 0
		wget -Oq- "${INFLUXDB_HEALTHCHECK_URI}"
	}
fi