feat(backend-common): introduce metrics for the backend

Add a /metrics endpoint that exposes metrics about the backend. It provides general runtime metrics (memory, gc, utilization) as well as request metrics.
2020-08-27 14:40:22 +02:00
parent 70ccbd304c
commit 8f6038951f
4 changed files with 74 additions and 1 deletions
@@ -37,11 +37,13 @@
    "compression": "^1.7.4",
    "cors": "^2.8.5",
    "express": "^4.17.1",
+    "express-prom-bundle": "^6.1.0",
    "express-promise-router": "^3.0.3",
    "helmet": "^4.0.0",
    "knex": "^0.21.1",
    "lodash": "^4.17.15",
    "morgan": "^1.10.0",
+    "prom-client": "^12.0.0",
    "selfsigned": "^1.10.7",
    "stoppable": "^1.1.0",
    "winston": "^3.2.1"