Merge branch 'mk-default-port-is-9168' into 'master'

Update README.md

See merge request !33

README.md

@@ -5,7 +5,7 @@ gitlab-monitor is a [Prometheus Web exporter] that does the following:
 1. Collects GitLab production metrics via custom probes defined in a YAML file.
 2. Custom probes gather measurements in the form of key/value pairs.
 3. For each probe, gitlab-monitor creates an HTTP endpoint `/<probe_name>`
-   (by default on port 4567) that delivers these metrics to a Prometheus scraper.
+   (by default on port 9168) that delivers these metrics to a Prometheus scraper.
 
 A central Prometheus process is configured to poll exporters at a specified
 frequency.

config/gitlab-monitor.yml.example

 server:
   listen_address: 0.0.0.0
-  listen_port: 4567
+  listen_port: 9168
 
 probes:
   database:

lib/gitlab_monitor/web_exporter.rb

@@ -14,7 +14,7 @@ module GitLab
           config ||= {}
 
           set(:bind, config.fetch(:listen_address, "0.0.0.0"))
-          set(:port, config.fetch(:listen_port, 4567))
+          set(:port, config.fetch(:listen_port, 9168))
         end
 
         def setup_probes(config)