(common) update telegraf inputs + push metrics to mimir

hieradata/common.yaml

@@ -361,8 +361,35 @@ sssd::package_name:
 sssd::service_names:
   - "sssd"
 
-telegraf::logfile: "/dev/null"
 telegraf::quiet: true
+telegraf::hostname: "%{facts.networking.fqdn}"
+telegraf::inputs:
+  cpu:
+    - percpu: true
+      totalcpu: true
+  mem: [{}]
+  disk: [{}]
+  diskio: [{}]
+  net:
+    - ignore_protocol_stats: true
+  nstat: [{}]
+  swap: [{}]
+  system: [{}]
+  ethtool: [{}]
+  kernel: [{}]
+  kernel_vmstat: [{}]
+  netstat: [{}]
+  processes: [{}]
+  puppetagent:
+    - location: "/opt/puppetlabs/puppet/public/last_run_summary.yaml"
+telegraf::outputs:
+  http:
+    - url: "https://mimir.o11y.dev.lsst.org/api/v1/push"
+      data_format: "prometheusremotewrite"
+      headers:
+        Content-Type: "application/x-protobuf"
+        Content-Encoding: "snappy"
+        X-Prometheus-Remote-Write-Version: "0.1.0"
 
 mit_krb5::includedir:
   - "/etc/krb5.conf.d/"

spec/spec_helper.rb

@@ -150,6 +150,7 @@ def node_files
 shared_examples 'common' do |facts:, no_auth: false, chrony: true, network: true|
   include_examples 'bash_completion', facts: facts
   include_examples 'convenience'
+  include_examples 'telegraf'
 
   unless no_auth
     # inspect config fragment instead of class params to ensure that %{uid} is not

spec/support/spec/telegraf.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+shared_examples 'telegraf' do
+  it do
+    is_expected.to contain_class('telegraf').with_outputs(
+      'http' => [{
+        'url' => 'https://mimir.o11y.dev.lsst.org/api/v1/push',
+        'data_format' => 'prometheusremotewrite',
+        'headers' => {
+          'Content-Type' => 'application/x-protobuf',
+          'Content-Encoding' => 'snappy',
+          'X-Prometheus-Remote-Write-Version' => '0.1.0',
+        },
+      }],
+    )
+  end
+end