Implemente sets de réplicas en un clúster multi-Kubernetes

kubectl --context $MDB_CENTRAL_CLUSTER_FULL_NAME \
  --namespace=<metadata.namespace> \
  create secret tls <prefix>-<metadata.name>-cert \
  --cert=<resource-tls-cert> \
  --key=<resource-tls-key>

kubectl --context $MDB_CENTRAL_CLUSTER_FULL_NAME \
  --namespace=<metadata.namespace> \
  create configmap custom-ca -from-file=ca-pem=<your-custom-ca-file>

kubectl config use-context $MDB_CENTRAL_CLUSTER_FULL_NAME
kubectl config set-context $(kubectl config current-context) \
  --namespace=mongodb

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# This example provides statefulSet overrides per cluster.
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apiVersion: mongodb.com/v1
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kind: MongoDBMultiCluster
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metadata:
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  name: multi-replica-set
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spec:
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  version: 8.0.0
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  type: ReplicaSet
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  duplicateServiceObjects: false
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  credentials: my-credentials
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  opsManager:
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    configMapRef:
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      name: my-project
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  clusterSpecList:
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    - clusterName: cluster1.example.com
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      members: 2
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      statefulSet:
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        spec:
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          template:
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            spec:
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              containers:
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                # Example of custom sidecar containers. Remove it before using the file in production.
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                - name: sidecar1
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                  image: busybox
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                  command: [ "sleep" ]
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                  args: [ "infinity" ]
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          # Use the following settings to override the default storage size of the "data" Persistent Volume.
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          volumeClaimTemplates:
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            - metadata:
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                name: data
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              spec:
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                resources:
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                  requests:
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                    storage: 1Gi
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    - clusterName: cluster2.example.com
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      members: 1
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      statefulSet:
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        spec:
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          template:
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            spec:
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              containers:
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                # Example of custom sidecar containers. Remove it before using the file in production.
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                - name: sidecar2
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                  image: busybox
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                  command: [ "sleep" ]
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                  args: [ "infinity" ]
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          volumeClaimTemplates:
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            - metadata:
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                name: data
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              spec:
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                resources:
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                  requests:
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                    storage: 1Gi
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    - clusterName: cluster3.example.com
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      members: 1
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      statefulSet:
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        spec:
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          template:
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            spec:
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              containers:
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                # Example of custom sidecar containers. Remove it before using the file in production.
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                - name: sidecar3
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                  image: busybox
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                  command: [ "sleep" ]
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                  args: [ "infinity" ]
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          volumeClaimTemplates:
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            - metadata:
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                name: data
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              spec:
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                resources:
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                  requests:
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                    storage: 1Gi
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...

kubectl apply -f <replica-set-conf>.yaml

kubectl get mdbmc <resource-name> -o yaml -w

kubectl --context $MDB_CENTRAL_CLUSTER_FULL_NAME \
--namespace=<metadata.namespace> \
create secret tls <prefix>-<metadata.name>-cert \
--cert=<resource-tls-cert> \
--key=<resource-tls-key> \
--dry-run=client \
-o yaml |
kubectl apply -f -

kubectl config use-context $MDB_CENTRAL_CLUSTER_FULL_NAME
kubectl config set-context $(kubectl config current-context) \
  --namespace=mongodb

1
# This example provides statefulSet overrides per cluster.
2
3
apiVersion: mongodb.com/v1
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kind: MongoDBMultiCluster
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metadata:
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  name: multi-replica-set
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spec:
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  version: 8.0.0
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  type: ReplicaSet
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  duplicateServiceObjects: false
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  credentials: my-credentials
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  opsManager:
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    configMapRef:
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      name: my-project
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  clusterSpecList:
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    - clusterName: cluster1.example.com
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      members: 2
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      statefulSet:
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        spec:
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          template:
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            spec:
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              containers:
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                # Example of custom sidecar containers. Remove it before using the file in production.
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                - name: sidecar1
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                  image: busybox
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                  command: [ "sleep" ]
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                  args: [ "infinity" ]
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          # Use the following settings to override the default storage size of the "data" Persistent Volume.
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          volumeClaimTemplates:
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            - metadata:
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                name: data
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              spec:
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                resources:
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                  requests:
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                    storage: 1Gi
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    - clusterName: cluster2.example.com
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      members: 1
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      statefulSet:
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        spec:
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          template:
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            spec:
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              containers:
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                # Example of custom sidecar containers. Remove it before using the file in production.
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                - name: sidecar2
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                  image: busybox
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                  command: [ "sleep" ]
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                  args: [ "infinity" ]
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          volumeClaimTemplates:
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            - metadata:
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                name: data
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              spec:
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                resources:
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                  requests:
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                    storage: 1Gi
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    - clusterName: cluster3.example.com
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      members: 1
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      statefulSet:
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        spec:
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          template:
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            spec:
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              containers:
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                # Example of custom sidecar containers. Remove it before using the file in production.
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                - name: sidecar3
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                  image: busybox
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                  command: [ "sleep" ]
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                  args: [ "infinity" ]
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          volumeClaimTemplates:
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            - metadata:
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                name: data
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              spec:
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                resources:
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                  requests:
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                    storage: 1Gi
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...

kubectl apply -f <replica-set-conf>.yaml

kubectl get mdbmc <resource-name> -o yaml -w