mcosta74 / prometheus-huey-exporter

expose metrics from the huey task queue

prometheus-huey-exporter

Expose metrics from the huey task queue

Usage

Huey configuration

Create a custom signal handler that catch all the signals and publish on a specific Redis channel

@huey.signal()
def metrics(signal, task, exc=None):
    # conn = djhuey.HUEY.storage.conn
    conn = get_redis_connection()

    data = {
        'event': signal,
        'task_name': task.name,
        'task_id': task.id,
    }

    conn.publish(channel_name, json.dumps(data))

Run the exporter

Start the exporter passing the same channel_name used in the python code

> ./prometheus-huey-exporter -redis.channel <channel_name>

Configuration parameters

Flag Name	Environment Variable Name	Description
-log.level	HUEY_EXPORTER_LOG_LEVEL	Log level
-log.format	HUEY_EXPORTER_LOG_FORMAT	Log format
-redis.address	HUEY_EXPORTER_REDIS_ADDR	Address of the Redis instance to connect to
-redis.channel	HUEY_EXPORTER_REDIS_CHANNEL	Redis channel to subscribe to listen for events
-metrics.namespace	HUEY_EXPORTER_METRICS_NAMESPACE	Namespace for metrics
-web.telemetry-path	HUEY_EXPORTER_WEB_PATH	Path under which to expose metrics
-web.listen-address	HUEY_EXPORTER_WEB_LISTEN_ADDRESS	Address to listen on for web interface and telemetry

Other Flags

Flag Name	Description
-version	Show the version and quit
-h	Show the help and quit