fix: thundering hurd (#435)

- started all puppet clients at the same time, resulting in thundering herd
- add a randomness timer of 10 minutes

Reviewed-on: #435

hieradata/roles/infra/k8s/control.yaml

@@ -58,6 +58,12 @@ consul::services:
         tcp: "%{hiera('networking_loopback0_ip')}:9345"
         interval: '10s'
         timeout: '1s'
+      - id: 'rke2_server_ping_check'
+        name: 'rke2 Server Ping Check'
+        http: "https://%{hiera('networking_loopback0_ip')}:9345/ping"
+        interval: '10s'
+        timeout: '3s'
+        tls_skip_verify: true
 profiles::consul::client::node_rules:
   - resource: service
     segment: api-k8s

site/profiles/manifests/puppet/client.pp

@@ -13,6 +13,8 @@ class profiles::puppet::client (
   Boolean $show_diff          = true,
   Boolean $usecacheonfailure  = false,
   Integer $facts_soft_limit   = 4096,
+  Boolean $splay              = true,
+  Integer $splaylimit         = 600,
 ) {
 
   # dont manage puppet.conf if this is a puppetmaster

site/profiles/templates/puppet/client/puppet.conf.erb

@@ -12,3 +12,5 @@ runtimeout = <%= @runtimeout %>
 show_diff = <%= @show_diff %>
 usecacheonfailure = <%= @usecacheonfailure %>
 number_of_facts_soft_limit = <%= @facts_soft_limit %>
+splay = <%= @splay %>
+splaylimit = <%= @splaylimit %>