selenium-grid-exporter
Export Selenium Grid (v4) metrics to Prometheus
Usage
$ python ./exporter.py --help
usage: exporter.py [-h] [-g GRID_URL] [-p METRICS_PORT] [-i PUBLISH_INTERVAL] [-w WAIT] [-l {debug,info,warning,error,critical}]
Process some integers.
optional arguments:
-h, --help show this help message and exit
-g GRID_URL, --grid-url GRID_URL
the grid URL with port
-p METRICS_PORT, --metrics-port METRICS_PORT
port where the metrics will be published
-i PUBLISH_INTERVAL, --publish-interval PUBLISH_INTERVAL
how frequent (in seconds) metrics are generated
-w WAIT, --wait WAIT how long to wait for grid to initialize before polling starts
-l {debug,info,warning,error,critical}, --log-level {debug,info,warning,error,critical}
set the logging level
Metrics
Sample scrape output:
# HELP selenium_grid_total_slots Total number of slots in the grid
# TYPE selenium_grid_total_slots gauge
selenium_grid_total_slots 4.0
# HELP selenium_grid_node_count Number of nodes in grid
# TYPE selenium_grid_node_count gauge
selenium_grid_node_count 4.0
# HELP selenium_grid_session_count Number of running sessions
# TYPE selenium_grid_session_count gauge
selenium_grid_session_count 0.0
# HELP selenium_grid_session_queue_size Number of queued sessions
# TYPE selenium_grid_session_queue_size gauge
selenium_grid_session_queue_size 0.0
# HELP selenium_node_slot_count Total number of node slots
# TYPE selenium_node_slot_count gauge
selenium_node_slot_count{deployment="selenium-node-chrome",node="chrome"} 3.0
selenium_node_slot_count{deployment="selenium-node-firefox",node="firefox"} 1.0
# HELP selenium_node_session_count Total number of node slots
# TYPE selenium_node_session_count gauge
selenium_node_session_count{deployment="selenium-node-chrome",node="chrome"} 0.0
selenium_node_session_count{deployment="selenium-node-firefox",node="firefox"} 0.0
# HELP selenium_node_usage_percent % of used node slots
# TYPE selenium_node_usage_percent gauge
selenium_node_usage_percent{deployment="selenium-node-chrome",node="chrome"} 0.0
selenium_node_usage_percent{deployment="selenium-node-firefox",node="firefox"} 0.0