feat: adding rke2 (#394)

- manage rke2 repos
- add rke2 module (init, params, install, config, service)
- split roles::infra::k8s::node -> control/compute roles
- moved common k8s config into k8s.yaml
- add bootstrap_node, manage server and token fields in rke2 config
- manage install of helm
- manage node attributes (from puppet facts)
- manage frr exclusions for service/cluster network

Reviewed-on: #394

modules/rke2/manifests/install.pp

@@ -0,0 +1,53 @@
+# install rke2
+class rke2::install (
+  Enum['server', 'agent'] $node_type = $rke2::node_type,
+  String                  $rke2_version = $rke2::rke2_version,
+  String                  $rke2_release = $rke2::rke2_release,
+  Stdlib::HTTPUrl         $container_archive_source = $rke2::container_archive_source,
+){
+
+  # versionlock rke2
+  yum::versionlock{"rke2-${node_type}":
+    ensure  => present,
+    version => "${rke2_version}~${rke2_release}",
+  }
+
+  # install rke2
+  package {"rke2-${node_type}":
+    ensure => "${rke2_version}~${rke2_release}",
+  }
+
+  # ensure images path exists
+  file { ['/var/lib/rancher/rke2/agent', '/var/lib/rancher/rke2/agent/images']:
+    ensure  => 'directory',
+    owner   => 'root',
+    group   => 'root',
+    mode    => '0750',
+    require => Package["rke2-${node_type}"],
+    before  => Service["rke2-${node_type}"],
+  }
+
+  # download required archive of containers
+  archive { '/var/lib/rancher/rke2/agent/images/rke2-images.linux-amd64.tar.zst':
+    ensure  => present,
+    source  => "https://github.com/rancher/rke2/releases/download/v${rke2_version}%2B${rke2_release}/rke2-images.linux-amd64.tar.zst",
+    require => [
+      Package["rke2-${node_type}"],
+      File['/var/lib/rancher/rke2/agent/images'],
+    ],
+    before  => Service["rke2-${node_type}"],
+  }
+
+  # ensure the images cache file exists
+  file {'/var/lib/rancher/rke2/agent/images/.cache.json':
+    ensure  => file,
+    owner   => 'root',
+    group   => 'root',
+    mode    => '0644',
+    require => [
+      Package["rke2-${node_type}"],
+      File['/var/lib/rancher/rke2/agent/images'],
+    ],
+    before  => Service["rke2-${node_type}"],
+  }
+}