Add support for monitoring files with filestat_exporter

[chef.git] / cookbooks / prometheus / recipes / default.rb

diff --git a/cookbooks/prometheus/recipes/default.rb b/cookbooks/prometheus/recipes/default.rb
index caac9aeb77dd39e6c8e5eb07158119de6af36a14..85c5ec3129363a7da21b5bc0ff07f5198043911a 100644 (file)
--- a/cookbooks/prometheus/recipes/default.rb
+++ b/cookbooks/prometheus/recipes/default.rb
@@ -20,6 +20,8 @@
 include_recipe "git"
 include_recipe "networking"
 
+package "ruby"
+
 if node.internal_ipaddress
   node.default[:prometheus][:mode] = "internal"
   node.default[:prometheus][:address] = node.internal_ipaddress
@@ -85,6 +87,20 @@ template "/var/lib/prometheus/node-exporter/chef.prom" do
   mode "644"
 end
 
+metric_relabel = []
+
+node[:hardware][:hwmon].each do |chip, details|
+  next unless details[:ignore]
+
+  sensors = details[:ignore].join("|")
+
+  metric_relabel << {
+    :source_labels => "chip,sensor",
+    :regex => "#{chip};(#{sensors})",
+    :action => "drop"
+  }
+end
+
 prometheus_exporter "node" do
   port 9100
   options %w[
@@ -95,4 +111,36 @@ prometheus_exporter "node" do
     --collector.systemd
     --collector.tcpstat
   ]
+  metric_relabel metric_relabel
+end
+
+unless node[:prometheus][:snmp].empty?
+  prometheus_exporter "snmp" do
+    port 9116
+    options "--config.file=/opt/prometheus/exporters/snmp/snmp.yml"
+    register_target false
+  end
+end
+
+if node[:prometheus][:files].empty?
+  prometheus_exporter "filestat" do
+    action :delete
+  end
+
+  file "/etc/prometheus/filestat.yml" do
+    action :delete
+  end
+else
+  template "/etc/prometheus/filestat.yml" do
+    source "filestat.yml.erb"
+    owner "root"
+    group "root"
+    mode "644"
+  end
+
+  prometheus_exporter "filestat" do
+    port 9943
+    options "--config.file=/etc/prometheus/filestat.yml"
+    subscribes :restart, "template[/etc/prometheus/filestat.yml]"
+  end
 end