[AMBARI-24294] Prometheus /metric endpoint to expose Ambari Metrics Service for Prometheus to use as a scrape target

• Type: New Feature
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.5.2
• Component/s: ambari-metrics, metrics
• Assignee: Unassigned
• Reporter: Hari Sekhon
• Created: 17/Jul/18 10:11
• Updated: 20/Jul/18 08:58

Description

Add Prometheus metrics integration by exposing all metrics via a new /metrics endpoint in Prometheus expected format.

https://prometheus.io/docs/prometheus/latest/configuration/configuration/#scrape_config

Prometheus metrics format for that endpoint:

https://github.com/prometheus/docs/blob/master/content/docs/instrumenting/exposition_formats.md