FiveM Prometheus

This resource adds a Prometheus endpoint to your FX Server.
There are some default metrics available and you can add yours.

Default metrics

Name	Type	Description
fxs_player_count	Gauge	Number of connected players
fxs_player_connections	Counter	Number of player connections
fxs_player_disconnections	Counter	Number of player disconnections
fxs_average_player_latency	Gauge	Average player latency
fxs_players_latency	Histogram	Players latency
fxs_min_player_ping	Gauge	Minimum player ping
fxs_max_player_ping	Gauge	Maximum player ping

Configuration

Convars available:

Name	Type	Default value	Description
prometheus_timeout	int	5000	Interval in ms to collect data
prometheus_auth_enabled	int	0	Protects the endpoint with credentials if true (1)
prometheus_login	string	"admin"	Endpoint login
prometheus_password	string	"admin"	Endpoint password

Prometheus configuration

# A scrape configuration containing exactly one FXS endpoint to scrape.
scrape_configs:
  - job_name: 'fxserver'
    scrape_interval: 60s
    basic_auth:
      username: admin
      password: admin
    metrics_path: /prometheus/metrics
    static_configs:
      - targets: ['127.0.0.1:30120']

Usage

Add a new metric

--[[
 * @event prometheus:addMetric
 *
 * @param {string} type - The metric type, i.e. Gauge.
 * @param {string} name - The metric name.
 * @param {string} description - The metric description.
 * @param {function} cb - A callback function to update the metric with a method name (i.e. set) and a value.
]]
TriggerEvent("prometheus:addMetric", "Gauge", "fxs_gauge_example", "Gauge example.", function(cb)
    math.randomseed(os.clock())
    if math.random(0, 1) == 1 then
      cb("set", 42)
    else
      cb("set", 1664)
    end
end)