[Feature/Operator] Sidecars (#55)

* bump version

* fix manager.yaml image version

* add sidecar support

* upgrade documentation dependencies and add versioned documentaiton

* improve home page

* append changelog

* generate code

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ### Added
 
+- [PR #55](https://github.com/Orange-OpenSource/nifikop/pull/55) - **[Operator/NifiCluster]** Add the ability to define additional sidecar to each NiFi nodes.
+- [PR #55](https://github.com/Orange-OpenSource/nifikop/pull/55) - **[Documentation]** Upgdrade to Docusaurus 2.0.0-alpha70 and enable versioned feature?
+
 ### Changed
 
 ### Deprecated

api/v1alpha1/nificluster_types.go

@@ -82,6 +82,8 @@ type NifiClusterSpec struct {
 	//VaultConfig         	VaultConfig         `json:"vaultConfig,omitempty"`
 	// listenerConfig specifies nifi's listener specifig configs
 	ListenersConfig ListenersConfig `json:"listenersConfig"`
+	// SidecarsConfig defines additional sidecar configurations
+	SidecarConfigs []corev1.Container `json:"sidecarConfigs,omitempty" patchStrategy:"merge" patchMergeKey:"name" protobuf:"bytes,2,rep,name=containers"`
 }
 
 // DisruptionBudget defines the configuration for PodDisruptionBudget

config/samples/nifi_v1alpha1_nificluster.yaml

@@ -218,6 +218,7 @@ spec:
   nifiClusterTaskSpec:
     # retryDurationMinutes describes the amount of time the Operator waits for the task
     retryDurationMinutes: 10
+
   # listenerConfig specifies nifi's listener specifig configs
   listenersConfig:
     # internalListeners specifies settings required to access nifi internally
@@ -256,3 +257,31 @@ spec:
 #      issuerRef:
 #        name: letsencrypt-staging
 #        kind: Issuer
+  sidecarConfigs:
+    - name: app-log
+      image: "busybox:1.32.0"
+      args: [ tail, -n+1, -F, /var/log/nifi-app.log ]
+      resources: &log_resources
+        requests:
+          cpu: 50m
+          memory: 50Mi
+        limits:
+          cpu: 50m
+          memory: 50Mi
+        volumeMounts:
+          - name: logs
+            mountPath: /var/log
+    - name: bootstrap-log
+      image: "busybox:1.32.0"
+      args: [tail, -n+1, -F, /var/log/nifi-bootstrap.log]
+      resources: *log_resources
+      volumeMounts:
+        - name: logs
+          mountPath: /var/log
+    - name: user-log
+      image: "busybox:1.32.0"
+      args: [tail, -n+1, -F, /var/log/nifi-user.log]
+      resources: *log_resources
+      volumeMounts:
+        - name: logs
+          mountPath: /var/log

config/samples/simplenificluster.yaml

@@ -5,7 +5,7 @@ metadata:
 spec:
   service:
     headlessEnabled: true
-  zkAddress: "zookeeper.nifi:2181"
+  zkAddress: "zookeeper.dlice:2181"
   zkPath: "/simplenifi"
   clusterImage: "apache/nifi:1.12.1"
   oneNifiNodePerNode: false
@@ -48,4 +48,4 @@ spec:
         containerPort: 6007
       - type: "s2s"
         name: "s2s"
-        containerPort: 10000
+        containerPort: 10000

helm/nifikop/README.md

@@ -27,6 +27,7 @@ The following tables lists the configurable parameters of the NiFi Operator Helm
 | `image.pullPolicy`               | Image pull policy                                | `Always`                                  |
 | `image.imagePullSecrets.enabled` | Enable tue use of secret for docker image        | `false`                                   |
 | `image.imagePullSecrets.name`    | Name of the secret to connect to docker registry | -                                         |
+| `certManager.enabled`            | Enable cert-manager integration                  | `true`                                    |
 | `rbacEnable`                     | If true, create & use RBAC resources             | `true`                                    |
 | `resources`                      | Pod resource requests & limits                   | `{}`                                      |
 | `metricService`                  | deploy service for metrics                       | `false`                                   |