Allow to configure oidc nginx container resources

Signed-off-by: Marco Franssen <marco.franssen@philips.com>

Author: marcofranssen

charts/spire/README.md

@@ -89,6 +89,7 @@ Kubernetes: `>=1.21.0-0`
 | oidc.insecureScheme.nginx.image.registry | string | `"docker.io"` |  |
 | oidc.insecureScheme.nginx.image.repository | string | `"nginx"` |  |
 | oidc.insecureScheme.nginx.image.version | string | `"1.23.2-alpine"` |  |
+| oidc.insecureScheme.nginx.resources | object | `{}` |  |
 | oidc.nodeSelector."kubernetes.io/arch" | string | `"amd64"` |  |
 | oidc.podAnnotations | object | `{}` |  |
 | oidc.podSecurityContext | object | `{}` |  |

charts/spire/templates/oidc-deployment.yaml

@@ -87,6 +87,8 @@ spec:
               mountPath: /etc/nginx/templates/default.conf.template
               subPath: default.conf.template
               readOnly: true
+          resources:
+            {{- toYaml .Values.oidc.insecureScheme.nginx.resources | nindent 12 }}
         {{- end }}
       volumes:
         - name: spiffe-workload-api

charts/spire/values.yaml

@@ -214,6 +214,17 @@ oidc:
         # repository: chainguard/nginx
         # pullPolicy: IfNotPresent
         # version: "1.23.2"
+      resources: {}
+        # We usually recommend not to specify default resources and to leave this as a conscious
+        # choice for the user. This also increases chances charts run on environments with little
+        # resources, such as Minikube. If you do want to specify resources, uncomment the following
+        # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+        # requests:
+        #   cpu: 50m
+        #   memory: 32Mi
+        # limits:
+        #   cpu: 100m
+        #   memory: 64Mi
 
   config:
     logLevel: info