kubernetes安装问题记录

Izhuceul

　　一、pod-infrastructure:latest镜像下载失败
　　报错一：image pull failed for registry.access.redhat.com/rhel7/pod-infrastructure:latest, this may be because there are no credentials on this request.  details: (open /etc/docker/certs.d/registry.access.redhat.com/redhat-ca.crt: no such file or directory)
　　解决方案：yum install *rhsm* -y
　　报错二：Failed to create pod infra container: ImagePullBackOff; Skipping pod "redis-master-jj6jw_default(fec25a87-cdbe-11e7-ba32-525400cae48b)": Back-off pulling image "registry.access.redhat.com/rhel7/pod-infrastructure:latest
　　解决方法：试试通过手动下载
　　docker pull registry.access.redhat.com/rhel7/pod-infrastructure:latest
　　二、POD创建失败
　　报错：Event(api.ObjectReference{Kind:"ReplicationController", Namespace:"default", Name:"redis-master", UID:"a4f26317-cdbe-11e7-bad0-525400cae48b", APIVersion:"v1", ResourceVersion:"13245", FieldPath:""}): type: 'Warning' reason: 'FailedCreate' Error creating: No API token found for service account "default", retry after the token is automatically created and added to the service account
　　Nov 20 14:49:22 k8s-master kube-controller-manager: E1120 14:49:22.778739     566 replica
　　解决方法：关闭api的servicecount，修改/etc/kubernetes/apiserver
　　KUBE_ADMISSION_CONTROL="--admission_control=NamespaceLifecycle,NamespaceExists,LimitRanger,ResourceQuota"
　　三、POD测试文件
　　apiVersion: v1
　　kind: ReplicationController
　　metadata:
　　name: redis-master
　　labels:
　　name: redis
　　spec:
　　replicas: 1
　　selector:
　　name: redis
　　template:
　　metadata:
　　labels:
　　name: redis
　　spec:
　　containers:
　　- name: master
　　image: kubeguide/redis-master
　　ports:
　　- containerPort: 6379
　　四、启动CNI网络插件：
　　插件路径：/opt/cni/bin
　　插件配置文件路径：/etc/cni/net.d
　　kubelet配置文件添加以下参数
　　--network-plugin-dir=/etc/cni/net.d
　　--network-plugin=cni