Compile:
mkdir ebin
erlc -o ebin/ -I /usr/local/src/ejabberd-xxx/include/ -DLAGER -DNO_EXT_LIB src/mod_prometheus.erl
Copy compiled file to ejabberd, for example:
cp ebin/mod_prometheus.beam /usr/local/lib/ejabberd-xxx/ebin/
Add config to ejabberd.yml:
listen:
-
port: 8181
module: ejabberd_http
request_handlers:
"/metrics": mod_prometheus
Restart ejabberd:
ejabberdctl restart
Test metrics:
visit http://localhost:8181/metrics in browser or exec curl localhost:8181/metrics in cli.
You have to see metrics for prometheus. Service will respond all requests independently request type and request path.
Support Metrics List:
- total_run_queue_lengths
- total_active_tasks
- context_switches
- garbage_collection
- io
- reductions
- runtime
- allocated_areas
- port_count
- port_limit
- process_count
- process_limit
- connected_users
- registered_users
- muc_online_rooms