k8s部署redis集群

发表于2021-02-02更新于2021-02-05

本文采用Operator来快速部署redis-cluster集群

Operator官方模板地址：

[https://github.com/operator-framework/awesome-operators]:

redis-cluster官方部署地址：

[https://github.com/ucloud/redis-cluster-operator]:

部署redis-cluster-operator：

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git clone https://github.com/ucloud/redis-cluster-operator.git
kubectl create -f deploy/crds/redis.kun_distributedredisclusters_crd.yaml
kubectl create -f deploy/crds/redis.kun_redisclusterbackups_crd.yaml
kubectl create -f deploy/service_account.yaml
kubectl create -f deploy/cluster/cluster_role.yaml
kubectl create -f deploy/cluster/cluster_role_binding.yaml
kubectl create -f deploy/cluster/operator.yaml

kubectl get deployment
NAME                     READY   UP-TO-DATE   AVAILABLE   AGE
redis-cluster-operator   1/1     1            1           1d

kubectl apply -f deploy/example/redis.kun_v1alpha1_distributedrediscluster_cr.yaml

kubectl get distributedrediscluster
NAME                              MASTERSIZE   STATUS    AGE
example-distributedrediscluster   3            Scaling   11s

kubectl get all -l redis.kun/name=example-distributedrediscluster
NAME                                          READY   STATUS    RESTARTS   AGE
pod/drc-example-distributedrediscluster-0-0   1/1     Running   0          2m48s
pod/drc-example-distributedrediscluster-0-1   1/1     Running   0          2m8s
pod/drc-example-distributedrediscluster-1-0   1/1     Running   0          2m48s
pod/drc-example-distributedrediscluster-1-1   1/1     Running   0          2m13s
pod/drc-example-distributedrediscluster-2-0   1/1     Running   0          2m48s
pod/drc-example-distributedrediscluster-2-1   1/1     Running   0          2m15s

NAME                                        TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)              AGE
service/example-distributedrediscluster     ClusterIP   172.17.132.71   <none>        6379/TCP,16379/TCP   2m48s
service/example-distributedrediscluster-0   ClusterIP   None            <none>        6379/TCP,16379/TCP   2m48s
service/example-distributedrediscluster-1   ClusterIP   None            <none>        6379/TCP,16379/TCP   2m48s
service/example-distributedrediscluster-2   ClusterIP   None            <none>        6379/TCP,16379/TCP   2m48s

NAME                                                     READY   AGE
statefulset.apps/drc-example-distributedrediscluster-0   2/2     2m48s
statefulset.apps/drc-example-distributedrediscluster-1   2/2     2m48s
statefulset.apps/drc-example-distributedrediscluster-2   2/2     2m48s

kubectl get distributedrediscluster
NAME                              MASTERSIZE   STATUS    AGE
example-distributedrediscluster   3            Healthy   4m

至此，redis-cluster集群部署完成。（注意：这样部署下来，没有对redis数据进行持久化）