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‎modules/ROOT/pages/getting_started.adoc

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@@ -35,12 +35,6 @@ apiVersion: kind.x-k8s.io/v1alpha4
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nodes:
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- role: control-plane
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- role: worker
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kubeadmConfigPatches:
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- |
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kind: JoinConfiguration
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nodeRegistration:
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kubeletExtraArgs:
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node-labels: node=quickstart-1
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EOF
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----
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@@ -85,7 +79,7 @@ Stackable operators can be installed using stackablectl. Run the following comma
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[source,bash]
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----
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stackablectl release install -i zookeeper -i kafka -i nifi -i secret 23.7
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stackablectl release install -i commons -i secret -i zookeeper -i kafka -i nifi 23.7
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----
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.Using Helm instead
@@ -104,21 +98,23 @@ Install the operators:
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[source,bash]
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----
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helm install zookeeper-operator stackable-stable/zookeeper-operator --version=0.10.0
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helm install kafka-operator stackable-stable/kafka-operator --version=0.6.0
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helm install secret-operator stackable-stable/secret-operator --version=0.5.0
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helm install nifi-operator stackable-stable/nifi-operator --version=0.6.0
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helm install zookeeper-operator stackable-stable/zookeeper-operator --version=23.7
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helm install kafka-operator stackable-stable/kafka-operator --version=23.7
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helm install secret-operator stackable-stable/secret-operator --version=23.7
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helm install commons-operator stackable-stable/commons-operator --version=23.7
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helm install nifi-operator stackable-stable/nifi-operator --version=23.7
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====
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You can check which operators are installed using `stackablectl operator installed`:
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----
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OPERATOR VERSION NAMESPACE STATUS LAST UPDATED
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kafka 0.6.0 default deployed 2022-06-30 17:01:17.552606 +0100 BST
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nifi 0.6.0 default deployed 2022-06-30 17:01:31.895733 +0100 BST
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secret 0.5.0 default deployed 2022-06-30 17:07:48.542761 +0100 BST
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zookeeper 0.10.0 default deployed 2022-06-30 17:01:47.032154 +0100 BST
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commons 23.7.0 default deployed 2023-07-27 09:41:05.769685041 +0200 CEST
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kafka 23.7.0 default deployed 2023-07-27 09:41:27.685845379 +0200 CEST
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nifi 23.7.0 default deployed 2023-07-27 09:41:40.928558978 +0200 CEST
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secret 23.7.0 default deployed 2023-07-27 09:41:51.820834174 +0200 CEST
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zookeeper 23.7.0 default deployed 2023-07-27 09:41:54.972145417 +0200 CEST
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----
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== Deploying Stackable Services
@@ -136,13 +132,26 @@ kind: ZookeeperCluster
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metadata:
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name: simple-zk
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spec:
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image:
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productVersion: "3.8.1"
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stackableVersion: "23.7"
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clusterConfig:
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tls:
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serverSecretClass: null
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servers:
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roleGroups:
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primary:
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replicas: 1
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config:
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myidOffset: 10
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version: 3.8.0-stackable0
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---
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apiVersion: zookeeper.stackable.tech/v1alpha1
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kind: ZookeeperZnode
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metadata:
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name: simple-zk-znode
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spec:
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clusterRef:
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name: simple-zk
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EOF
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----
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@@ -158,8 +167,13 @@ kind: KafkaCluster
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metadata:
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name: simple-kafka
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spec:
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version: 2.8.1-stackable0
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zookeeperConfigMapName: simple-kafka-znode
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image:
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productVersion: "3.4.0"
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stackableVersion: "23.7"
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clusterConfig:
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zookeeperConfigMapName: simple-kafka-znode
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tls:
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serverSecretClass: null
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brokers:
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roleGroups:
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brokers:
@@ -204,41 +218,42 @@ kind: NifiCluster
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metadata:
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name: simple-nifi
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spec:
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version: 1.16.3-stackable0.1.0
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zookeeperConfigMapName: simple-nifi-znode
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config:
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image:
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productVersion: "1.21.0"
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stackableVersion: "23.7"
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clusterConfig:
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listenerClass: external-unstable
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zookeeperConfigMapName: simple-nifi-znode
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authentication:
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method:
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singleUser:
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adminCredentialsSecret: nifi-admin-credentials-simple
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autoGenerate: true
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sensitiveProperties:
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keySecret: nifi-sensitive-property-key
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autoGenerate: true
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nodes:
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roleGroups:
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default:
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config:
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log:
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rootLogLevel: INFO
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replicas: 1
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EOF
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----
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You can check the status of the services using `kubectl get pods`. This will retrieve the status of all pods running in the default namespace.
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----
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NAME READY STATUS RESTARTS AGE
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nifi-operator-deployment-64c98c779c-nw6h8 1/1 Running 0 24m
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kafka-operator-deployment-54df9f86c7-psqgd 1/1 Running 0 24m
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zookeeper-operator-deployment-767458d4f5-2czb9 1/1 Running 0 24m
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secret-operator-daemonset-pddkv 2/2 Running 0 24m
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simple-zk-server-primary-0 1/1 Running 0 23m
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simple-kafka-broker-brokers-0 2/2 Running 0 21m
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simple-nifi-node-default-0 1/1 Running 0 22m
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NAME READY STATUS RESTARTS AGE
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commons-operator-deployment-598c744f6f-gfj2h 1/1 Running 0 15m
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kafka-operator-deployment-7c4bd694d5-xjwsj 1/1 Running 0 15m
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nifi-operator-deployment-748d748487-qg885 1/1 Running 0 15m
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secret-operator-daemonset-wr57f 3/3 Running 0 14m
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simple-kafka-broker-brokers-0 2/2 Running 0 7m50s
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simple-nifi-create-reporting-task-1-21-0-jltpv 0/1 Completed 4 5m13s
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simple-nifi-node-default-0 1/1 Running 0 5m13s
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simple-zk-server-primary-0 1/1 Running 0 14m
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zookeeper-operator-deployment-64fcccc797-pckhf 1/1 Running 0 14m
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----
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Since this is the first time that each of these services has been deployed to these nodes, it will take some time to download the software from the Stackable repository and deploy the services. Once all of the pods are in the running state your cluster is ready to use.
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Since this is the first time that each of these services has been deployed to these nodes, it will take some time to download the software from the Stackable repository and deploy the services. Once all the pods are in the running state your cluster is ready to use.
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== Testing your cluster
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If all has gone well then you will have successfully deployed a Stackable cluster and used it to start three services that should now be ready for you.
@@ -255,7 +270,7 @@ The shell should connect automatically to the ZooKeeper server running on the po
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[zk: localhost:2181(CONNECTED) 0] ls /
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[nifi, znode-17b28a7e-0d45-450b-8209-871225c6efa1, zookeeper]
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[znode-81484420-e097-4b13-a121-84f0211b99db, znode-9076785e-39d0-49cc-b067-30be25bf4faa, znode-a4b12f66-48c2-40dc-91d8-a42135eaf371, zookeeper]
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----
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=== Apache Kafka
@@ -283,11 +298,11 @@ To get the IP address we need to connect to (in this case `172.18.0.2`), run:
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[source,bash]
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kubectl get nodes --selector=node=quickstart-1 -o wide
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kubectl get nodes --selector=kubernetes.io/hostname=quickstart-worker -o wide
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----
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----
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NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME
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quickstart-worker Ready <none> 45m v1.21.1 172.18.0.2 <none> Ubuntu 21.04 5.15.0-25-generic containerd://1.5.2
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NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME
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quickstart-worker Ready <none> 25m v1.25.3 172.18.0.2 <none> Ubuntu 22.04.1 LTS 5.14.0-1052-oem containerd://1.6.9
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@@ -299,11 +314,11 @@ kubectl get svc simple-nifi
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NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
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simple-nifi NodePort 10.43.75.25 <none> 8443:30247/TCP 49m
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NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
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simple-nifi NodePort 10.96.88.205 <none> 8443:30166/TCP 8m5s
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Browse to the address of your Kubernetes node on port `30247` e.g. https://172.18.0.2:30247/nifi and you should see the NiFi login screen.
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Browse to the address of your Kubernetes node on port `30166` e.g. https://172.18.0.2:30166/nifi and you should see the NiFi login screen.
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image:nifi_login_screen.png[The Apache NiFi web interface login screen]
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