Begin prometheus integration

Add a dependency on `prom-client` and emit a basic latency metric for
testing purposes.  Add a new configuration file for enabling/disabling
prometheus exporter and configuring the listen address.
This commit is contained in:
Calvin Montgomery 2017-07-16 22:35:33 -07:00
parent dd770137e5
commit c7bec6251e
10 changed files with 222 additions and 1 deletions

View file

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# Configuration for binding an HTTP server to export prometheus metrics.
# See https://prometheus.io/ and https://github.com/siimon/prom-client
# for more details.
[prometheus]
enabled = true
# Host, port to bind. This is separate from the main CyTube HTTP server
# because it may be desirable to bind a different IP/port for monitoring
# purposes. Default: localhost port 19820 (arbitrary port chosen not to
# conflict with existing prometheus exporters).
host = '127.0.0.1'
port = 19820
# Request path to serve metrics. All other paths are rejected with
# 400 Bad Request.
path = '/metrics'