Add option to set resource requests and limits

Author: Stephan Feurer

class/defaults.yml

@@ -26,6 +26,20 @@ parameters:
       size: 5Gi
       class_name: null
 
+    resources:
+      k3s:
+        requests:
+          cpu: 200m
+          memory: 256Mi
+        limits:
+          memory: 2Gi
+      syncer:
+        requests:
+          cpu: 100m
+          memory: 128Mi
+        limits:
+          memory: 1Gi
+
     ingress:
       host: null
       labels: {}

component/cluster.libsonnet

@@ -305,15 +305,7 @@ local cluster = function(name, options)
                   name: 'etc-rancher',
                 },
               ],
-              resources: {
-                limits: {
-                  memory: '2Gi',
-                },
-                requests: {
-                  cpu: '200m',
-                  memory: '256Mi',
-                },
-              },
+              resources: params.resources.k3s,
             },
             {
               name: 'syncer',
@@ -368,15 +360,7 @@ local cluster = function(name, options)
                   readOnly: true,
                 },
               ],
-              resources: {
-                limits: {
-                  memory: '1Gi',
-                },
-                requests: {
-                  cpu: '100m',
-                  memory: '128Mi',
-                },
-              },
+              resources: params.resources.syncer,
             },
           ],
         },

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

@@ -125,6 +125,32 @@ default:: `null`
 The `StorageClass` used for the persistent volume claim.
 
 
+== `resources`
+
+[horizontal]
+type:: string
+default::
++
+[source,yaml]
+----
+resources:
+  k3s:
+    requests:
+      cpu: 200m
+      memory: 256Mi
+    limits:
+      memory: 2Gi
+  syncer:
+    requests:
+      cpu: 100m
+      memory: 128Mi
+    limits:
+      memory: 1Gi
+----
+
+The resource requests and limits for the k3s and syncer containers.
+
+
 == `ingress.host`
 
 [horizontal]