Deploy `systemd` config for `node_exporter`.

cookbooks/prometheus-exporters/files/etc/default/node_exporter

@@ -0,0 +1 @@
+OPTIONS=' --web.listen-address="127.0.0.1:9100" --collector.systemd'

cookbooks/prometheus-exporters/files/etc/systemd/system/node_exporter.service

@@ -0,0 +1,11 @@
+[Unit]
+Description=Node Exporter
+
+[Service]
+User=root
+Group=root
+EnvironmentFile=-/etc/default/node_exporter
+ExecStart=/usr/local/bin/node_exporter $OPTIONS
+
+[Install]
+WantedBy=multi-user.target

cookbooks/prometheus-exporters/node_exporter_setup.rb

@@ -1,10 +1,18 @@
 # Deploy the `supervisord` configuration:
-remote_file '/etc/supervisor/conf.d/node_exporter.conf' do
+remote_file '/etc/systemd/system/node_exporter.service' do
   owner 'root'
   group 'root'
   mode '644'
+end
 
-  notifies :restart, 'service[supervisor]'
+remote_file '/etc/default/node_exporter' do
+  owner 'root'
+  group 'root'
+  mode '644'
+end
+
+service 'node_exporter' do
+  action [ :enable, :start]
 end
 
 # Deploy `consul` config for `node_exporter`: