feat: add prometheus server

- bump enc, include prometheus server nodes
- add prometheus role and server class

hieradata/roles/infra/metrics/server.yaml

@@ -0,0 +1,10 @@
+---
+profiles::metrics::server::version: '2.48.0'
+profiles::metrics::server::manage_user: true
+profiles::metrics::server::manage_group: true
+profiles::metrics::server::retention: 30d
+profiles::metrics::server::scrape_jobs:
+  - node
+  - bind
+  - puppetdb
+  - systemd

hieradata/roles/puppet/puppetmaster.yaml

@@ -9,7 +9,7 @@ profiles::puppet::autosign::domains:
 #  - 'somenode.main.unkin.net'
 
 profiles::puppet::enc::repo: https://git.unkin.net/unkinben/puppet-enc.git
-profiles::puppet::enc::release: '0.6'
+profiles::puppet::enc::release: '0.7'
 profiles::puppet::enc::force: true
 profiles::puppet::r10k::r10k_repo: https://git.unkin.net/unkinben/puppet-r10k.git
 profiles::puppet::g10k::bin_path: '/opt/puppetlabs/bin/g10k'

site/profiles/manifests/metrics/server.pp

@@ -0,0 +1,25 @@
+# profiles::metrics::server
+class profiles::metrics::server (
+  String    $version      = '2.48.0',
+  Boolean   $manage_user  = true,
+  Boolean   $manage_group = true,
+  String    $retention    = '30d',
+  Array     $scrape_jobs   = [],
+) {
+
+  $collect_scrape_jobs = $scrape_jobs.map |$job| {
+    {
+      'job_name' => $job,
+    }
+  }
+
+  class { 'prometheus::server':
+    manage_user         => $manage_user,
+    manage_group        => $manage_group,
+    version             => $version,
+    collect_scrape_jobs => $collect_scrape_jobs,
+    extra_options       => {
+      'storage.tsdb.retention.time' => $retention,
+    },
+  }
+}

site/roles/manifests/infra/metrics/prometheus.pp

@@ -0,0 +1,7 @@
+# a role to deploy a prometheus server
+class roles::infra::metrics::prometheus {
+  include profiles::defaults
+  include profiles::base
+  include profiles::base::datavol
+  include profiles::metrics::server
+}