MicroK8s : Enable Registry2022/07/28 |
To enable MicroK8s built-in Registry, Configure like follows.
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[1] | Enable built-in Registry on primary Node. After enabling, [kube-proxy] listens on [0.0.0.0:32000]. |
# enable registry with backend storage size 30G # default size is 20G if it's not specified # possible to specify the size on MicroK8s 1.18.3 or later [root@dlp ~]# microk8s enable registry:size=30Gi Infer repository core for addon registry Infer repository core for addon hostpath-storage Addon core/hostpath-storage is already enabled Enabling the private registry Applying registry manifest namespace/container-registry created persistentvolumeclaim/registry-claim created deployment.apps/registry created service/registry created configmap/local-registry-hosting configured The registry is enabled The size of the persistent volume is 30Gi # [registry] pod starts [root@dlp ~]# microk8s kubectl get pods -A NAMESPACE NAME READY STATUS RESTARTS AGE kube-system dashboard-metrics-scraper-6b6f796c8d-6424f 1/1 Running 2 (11m ago) 42m kube-system metrics-server-5f8f64cb86-fc7t9 0/1 Running 2 (11m ago) 44m kube-system kubernetes-dashboard-765646474b-nbql2 1/1 Running 2 (11m ago) 42m kube-system calico-kube-controllers-7697884475-sxlvf 1/1 Running 3 (11m ago) 3h6m kube-system calico-node-hkwhp 1/1 Running 3 (11m ago) 3h6m kube-system coredns-66bcf65bb8-t2nw6 1/1 Running 2 (11m ago) 42m kube-system hostpath-provisioner-f57964d5f-zx2j7 1/1 Running 0 10m container-registry registry-f69889b8c-m6chl 1/1 Running 0 6m31s |
[2] | After enabling Registry, it's possible to use it with common operation. |
[root@dlp ~]# podman images REPOSITORY TAG IMAGE ID CREATED SIZE quay.io/centos/centos stream9 61674c24ebbf 7 hours ago 156 MB # tag and push [root@dlp ~]# podman tag 61674c24ebbf localhost:32000/my-centos:stream9 [root@dlp ~]# podman push localhost:32000/my-centos:stream9 --tls-verify=false Getting image source signatures ... ... Writing manifest to image destination Storing signatures[root@dlp ~]# podman images REPOSITORY TAG IMAGE ID CREATED SIZE quay.io/centos/centos stream9 61674c24ebbf 7 hours ago 156 MB localhost:32000/my-centos stream9 61674c24ebbf 7 hours ago 156 MB |
[3] | To use Registry from other Nodes, it's the same usage. |
[root@node01 ~]# podman pull dlp.srv.world:32000/my-centos:stream9 --tls-verify=false Trying to pull dlp.srv.world:32000/my-centos:stream9... Getting image source signatures ... ... Writing manifest to image destination Storing signatures 61674c24ebbf392deb2cb463bfc2906373ec6dae05406d500a9a5da69d26a1f4[root@node01 ~]# podman images REPOSITORY TAG IMAGE ID CREATED SIZE dlp.srv.world:32000/my-centos stream9 61674c24ebbf 8 hours ago 156 MB |
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