Merge pull request #16 from projectsyn/configurable_replicas

Configurable replicas

Author: psy-q

class/defaults.yml

@@ -15,6 +15,7 @@ parameters:
     monitor_user: maxscale
     service_pwd: ?{vaultkv:${customer:name}/${cluster:name}/${_instance}/service_pwd}
     monitor_pwd: ?{vaultkv:${customer:name}/${cluster:name}/${_instance}/monitor_pwd}
+    replicas: 2
     images:
       maxscale:
         image: ghcr.io/appuio/maxscale-docker

component/main.jsonnet

@@ -65,6 +65,7 @@ local deployment = kube.Deployment('maxscale') {
     },
   },
   spec+: {
+    replicas: params.replicas,
     template+: {
       spec+: {
         containers_+: {

docs/modules/ROOT/pages/references/parameters.adoc

@@ -10,6 +10,14 @@ default:: `syn-maxscale`
 
 The namespace in which to deploy this component.
 
+== `replicas`
+
+[horizontal]
+type:: integer
+default:: `2`
+
+How many replicas the deployment has.
+
 == `master_only_listen_address`
 
 [horizontal]