Merge pull request #142 from mmadzin/env

Add ENV settings

api/v1alpha1/webserver_types.go

@@ -20,6 +20,8 @@ type WebServerSpec struct {
 	// The desired number of replicas for the application
 	// +kubebuilder:validation:Minimum=0
 	Replicas int32 `json:"replicas"`
+	// Environment Variables for deployment
+	EnvironmentVariables []corev1.EnvVar `json:"environmentVariables,omitempty"`
 	// Use Session Clustering
 	UseSessionClustering bool `json:"useSessionClustering,omitempty"`
 	// Route behaviour:[tls]hostname/NONE or empty.

config/crd/bases/web.servers.org_webservers.yaml

@@ -47,6 +47,111 @@ spec:
               enableAccessLogs:
                 description: If true operator will log tomcat's access logs
                 type: boolean
+              environmentVariables:
+                description: Environment Variables for deployment
+                items:
+                  description: EnvVar represents an environment variable present in
+                    a Container.
+                  properties:
+                    name:
+                      description: Name of the environment variable. Must be a C_IDENTIFIER.
+                      type: string
+                    value:
+                      description: 'Variable references $(VAR_NAME) are expanded using
+                        the previously defined environment variables in the container
+                        and any service environment variables. If a variable cannot
+                        be resolved, the reference in the input string will be unchanged.
+                        Double $$ are reduced to a single $, which allows for escaping
+                        the $(VAR_NAME) syntax: i.e. "$$(VAR_NAME)" will produce the
+                        string literal "$(VAR_NAME)". Escaped references will never
+                        be expanded, regardless of whether the variable exists or
+                        not. Defaults to "".'
+                      type: string
+                    valueFrom:
+                      description: Source for the environment variable's value. Cannot
+                        be used if value is not empty.
+                      properties:
+                        configMapKeyRef:
+                          description: Selects a key of a ConfigMap.
+                          properties:
+                            key:
+                              description: The key to select.
+                              type: string
+                            name:
+                              description: 'Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names
+                                TODO: Add other useful fields. apiVersion, kind, uid?'
+                              type: string
+                            optional:
+                              description: Specify whether the ConfigMap or its key
+                                must be defined
+                              type: boolean
+                          required:
+                          - key
+                          type: object
+                        fieldRef:
+                          description: 'Selects a field of the pod: supports metadata.name,
+                            metadata.namespace, `metadata.labels[''<KEY>'']`, `metadata.annotations[''<KEY>'']`,
+                            spec.nodeName, spec.serviceAccountName, status.hostIP,
+                            status.podIP, status.podIPs.'
+                          properties:
+                            apiVersion:
+                              description: Version of the schema the FieldPath is
+                                written in terms of, defaults to "v1".
+                              type: string
+                            fieldPath:
+                              description: Path of the field to select in the specified
+                                API version.
+                              type: string
+                          required:
+                          - fieldPath
+                          type: object
+                        resourceFieldRef:
+                          description: 'Selects a resource of the container: only
+                            resources limits and requests (limits.cpu, limits.memory,
+                            limits.ephemeral-storage, requests.cpu, requests.memory
+                            and requests.ephemeral-storage) are currently supported.'
+                          properties:
+                            containerName:
+                              description: 'Container name: required for volumes,
+                                optional for env vars'
+                              type: string
+                            divisor:
+                              anyOf:
+                              - type: integer
+                              - type: string
+                              description: Specifies the output format of the exposed
+                                resources, defaults to "1"
+                              pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$
+                              x-kubernetes-int-or-string: true
+                            resource:
+                              description: 'Required: resource to select'
+                              type: string
+                          required:
+                          - resource
+                          type: object
+                        secretKeyRef:
+                          description: Selects a key of a secret in the pod's namespace
+                          properties:
+                            key:
+                              description: The key of the secret to select from.  Must
+                                be a valid secret key.
+                              type: string
+                            name:
+                              description: 'Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names
+                                TODO: Add other useful fields. apiVersion, kind, uid?'
+                              type: string
+                            optional:
+                              description: Specify whether the Secret or its key must
+                                be defined
+                              type: boolean
+                          required:
+                          - key
+                          type: object
+                      type: object
+                  required:
+                  - name
+                  type: object
+                type: array
               isNotJWS:
                 description: IsNotJWS boolean that specifies if the image is JWS or
                   not.

controllers/templates.go

@@ -890,6 +890,9 @@ func (r *WebServerReconciler) generateEnvVars(webServer *webserversv1alpha1.WebS
 			Value: "-Djava.util.logging.config.file=/opt/operator_conf/logging.properties",
 		})
 	}
+
+	env = append(env, webServer.Spec.EnvironmentVariables...)
+
 	return env
 }