我建立了一个港口注册中心,成功地运作了几个星期。对于每个部署和命名空间,我都有一个秘密,其中包含我的~/..docker/config.json文件中的凭据,以访问注册表。自上个周末以来,我再也无法从那个注册表中提取图像了,我也没有改变任何东西!集群运行在GKE v1.12.5 btw上。
什么工作?,我可以从我的本地机器女巫码头拉和推图像。
什么不起作用?我的Kubernetes集群不能再拉图像了,只能在超时时运行。
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Normal Scheduled 13m default-scheduler Successfully assigned k8s-test7/nginx-k8s-test7-6f7b8fdd79-2ffmp to gke-k8s-cloudops-test-default-pool-72fccd21-hrhk
Normal SandboxChanged 12m kubelet, gke-k8s-cloudops-test-default-pool-72fccd21-hrhk Pod sandbox changed, it will be killed and re-created.
Warning Failed 11m (x3 over 12m) kubelet, gke-k8s-cloudops-test-default-pool-72fccd21-hrhk Failed to pull image "core.k8s-harbor-test.my-domain.com/nginx-test/nginx:1.15.10": rpc error: code = Unknown desc = Error response from daemon: Get https://core.k8s-harbor-test.my-domain.com/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)
Warning Failed 11m (x3 over 12m) kubelet, gke-k8s-cloudops-test-default-pool-72fccd21-hrhk Error: ErrImagePull
Normal BackOff 11m (x7 over 12m) kubelet, gke-k8s-cloudops-test-default-pool-72fccd21-hrhk Back-off pulling image "core.k8s-harbor-test.my-domain.com/nginx-test/nginx:1.15.10"
Normal Pulling 10m (x4 over 13m) kubelet, gke-k8s-cloudops-test-default-pool-72fccd21-hrhk pulling image "core.k8s-harbor-test.my-domain.com/nginx-test/nginx:1.15.10"
Warning Failed 3m2s (x38 over 12m) kubelet, gke-k8s-cloudops-test-default-pool-72fccd21-hrhk Error: ImagePullBackOffdeployment.yaml
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: nginx-k8s-test7
namespace: k8s-test7
spec:
replicas: 1
template:
metadata:
labels:
app: nginx-k8s-test7
spec:
containers:
- name: nginx-k8s-test7
image: core.k8s-harbor-test.my-domain.com/nginx-test/nginx:1.15.10
volumeMounts:
- name: webcontent
mountPath: /usr/share/nginx/html
ports:
- containerPort: 80
volumes:
- name: webcontent
configMap:
name: webcontent
imagePullSecrets:
- name: harborcred
---
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
name: webcontent
namespace: k8s-test7
annotations:
volume.alpha.kubernetes.io/storage-class: default
spec:
accessModes: [ReadWriteOnce]
resources:
requests:
storage: 5Gi秘密"harborcred“是每个名称空间的一部分,以便部署可以访问它。这个秘密是根据库伯奈特的文件创造的:
https://kubernetes.io/docs/tasks/configure-pod-container/pull-image-private-registry/
kubectl create secret generic harborcred \
--from-file=.dockerconfigjson=~/.docker/config.json \
--type=kubernetes.io/dockerconfigjson \
--namespace=k8s-test7任何帮助都将不胜感激!
发布于 2019-04-02 10:16:49
嗨,你第一眼能不能:
查找根本原因的其他步骤:
1. Convert your secrets data:
kubectl get secret harborcred -n k8s-test7
--output="jsonpath={.data.\.dockerconfigjson}" | base64 --decode
2. Compare the result of decoding your "auth" field from the 1 step with your docker credentials using:
echo "your auth data" | base64 --decode
3. To find the root cause please use also:
kubectl get events -n k8s-test7 | grep pull请与你的日志分享。
https://stackoverflow.com/questions/55471409
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