fix(archive): add config file to service only if defined

prometheus/archive/install.sls

@@ -103,7 +103,7 @@ prometheus-archive-install-{{ name }}-managed-service:
         group: {{ name }}
         workdir: {{ p.dir.var }}/{{ name }}
         stop: ''
-               {%- if name in ('node_exporter', 'consul_exporter') %}
+               {%- if name in ('node_exporter', 'consul_exporter') or 'config_file' not in p.pkg.component[name] %}
         start: {{ p.pkg.component[name]['path'] }}/{{ name }}
                {%- else %}
         start: {{ p.pkg.component[name]['path'] }}/{{ name }} --config.file {{ p.pkg.component[name]['config_file'] }}  # noqa 204

test/integration/default/controls/archive_spec.rb

@@ -7,9 +7,11 @@ control 'prometheus components' do
   when 'debian'
     service_dir = '/lib/systemd/system'
     alert_manager_service = 'prometheus-alertmanager'
+    node_exporter_service = 'prometheus-node-exporter'
   else
     service_dir = '/usr/lib/systemd/system'
     alert_manager_service = 'alertmanager'
+    node_exporter_service = 'node_exporter'
   end
 
   # describe package('cron') do
@@ -82,7 +84,7 @@ control 'prometheus components' do
     it { should exist }
     its('group') { should eq 'node_exporter' }
   end
-  describe file("#{service_dir}/node_exporter.service") do
+  describe file("#{service_dir}/#{node_exporter_service}.service") do
     it { should exist }
     its('group') { should eq 'root' }
     its('mode') { should cmp '0644' }

test/integration/default/controls/service_spec.rb

@@ -1,39 +1,31 @@
 # frozen_string_literal: true
 
-control 'services with a consistent service name across distros' do
-  title 'should be running'
-
-  # we forced node_exporter's service name to `node_exporter` in the pillar,
-  # so its name will be the same across distros for this test
-  describe service('node_exporter') do
-    it { should be_enabled }
-    it { should be_running }
-  end
-
-  # node_exporter port
-  describe port(9100) do
-    it { should be_listening }
-  end
-end
-
 control 'services with a consistent service name on each distro' do
   title 'should be running'
 
-  # if we don't set a service name in the pillar,
-  # its name will be the same on each distro, no matter what the
-  # install method we choose
-
-  distro_service =
+  distro_services =
     case platform[:family]
     when 'debian'
-      'prometheus-blackbox-exporter'
+      %w[
+        prometheus
+        prometheus-alertmanager
+        prometheus-node-exporter
+        prometheus-blackbox-exporter
+      ]
     else
-      'blackbox_exporter'
+      %w[
+        prometheus
+        alertmanager
+        node_exporter
+        blackbox_exporter
+      ]
     end
 
-  describe service(distro_service) do
-    it { should be_enabled }
-    it { should be_running }
+  distro_services.each do |service|
+    describe service(service) do
+      it { should be_enabled }
+      it { should be_running }
+    end
   end
 
   # blackbox_exporter port

test/salt/pillar/default.sls

@@ -81,15 +81,6 @@ prometheus:
               email_configs:
                 - to: 'team-X+alerts@example.org'
 
-          inhibit_rules:
-            - name: opsGenie-receiver
-              opsgenie_configs:
-                - api_key: mysecret
-            - name: slack-receiver
-              slack_configs:
-                - channel: '#my-channel'
-                  image_url: 'http://some.img.com/img.png'
-
       node_exporter:
         version: v0.18.1
         archive: