START=60
USE_PROCD=1
+_log() {
+ logger -p daemon.info -t prometheus-node-exporter-lua "$@"
+}
+
start_service() {
- procd_open_instance
+ . /lib/functions/network.sh
+
+ local interface port bind4 bind6
config_load prometheus-node-exporter-lua.main
- config_get bind "main" listen_address ::1
+ config_get keepalive "main" http_keepalive 70
+ config_get interface "main" listen_interface "loopback"
config_get port "main" listen_port 9100
- procd_set_param command /usr/bin/prometheus-node-exporter-lua
- procd_append_param command --port ${port}
- procd_append_param command --bind ${bind}
+ [ "$interface" = "*" ] || {
+ network_get_ipaddr bind4 "$interface"
+ network_get_ipaddr6 bind6 "$interface"
+ [ -n "$bind4$bind6" ] || {
+ _log "defering start until listen interface $interface becomes ready"
+ return 0
+ }
+ }
+
+ procd_open_instance
+
+ procd_set_param command /usr/sbin/uhttpd -f -c /dev/null -l / -L /usr/bin/prometheus-node-exporter-lua
+ [ $keepalive -gt 0 ] && procd_append_param command -k $keepalive
+
+ if [ "$interface" = "*" ]; then
+ procd_append_param command -p $port
+ else
+ [ -n "$bind4" ] && procd_append_param command -p $bind4:$port
+ [ -n "$bind6" ] && procd_append_param command -p [$bind6]:$port
+ fi
+
+ procd_set_param stdout 1
+ procd_set_param stderr 1
+ procd_set_param respawn
procd_close_instance
}
+
+service_triggers()
+{
+ local interface
+
+ procd_add_reload_trigger "prometheus-node-exporter-lua"
+
+ config_load prometheus-node-exporter-lua.main
+ config_get interface "main" listen_interface "loopback"
+
+ [ "$interface" = "*" ] || procd_add_reload_interface_trigger "$interface"
+}