Report details of configured chef roles to prometheus

diff --git a/cookbooks/prometheus/templates/default/chef.prom.erb b/cookbooks/prometheus/templates/default/chef.prom.erb
index 831a3a526c841e14e0ef23764514a1cd7c37d4f7..4b0df7fbea7a6dd4815e6a33a9c5c4067efb8ef2 100644 (file)
--- a/cookbooks/prometheus/templates/default/chef.prom.erb
+++ b/cookbooks/prometheus/templates/default/chef.prom.erb
@@ -3,3 +3,8 @@
 <% node.interfaces do |interface| -%>
 chef_network_interface{name="<%= interface[:interface] %>",role="<%= interface[:role].to_s %>",family="<%= interface[:family].to_s %>"} 1
 <% end -%>
+# HELP chef_role Information about chef roles
+# TYPE chef_role gauge
+<% node[:roles].sort.each do |role| -%>
+chef_role{name="<%= role %>"} 1
+<% end -%>