我有一个由一个主节点和两个工作人员组成的裸金属集群。主节点有2个网络接口。其中一个网络接口有一个分配给它的PUBLIC_IP。
通过主节点中的第二网络接口连接所述节点。详情如下:
kubeadm init --apiserver-advertise-address INTERNAL_MASTER_IP然后,工人们按以下方式加入:
kubeadm join INTERNAL_MASTER_IP:6443 --token TOKEN --discovery-token-ca-cert-hash sha256:CERT我安装了如下编织:
kubectl apply -f "https://cloud.weave.works/k8s/net?k8s-version=$(kubectl version | base64 | tr -d '\n')"到目前为止,一切都很顺利,政府如下:
kubectl get nodes -o wide
NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME
node0 Ready master 3h44m v1.17.0 PUBLIC_IP <none> Ubuntu 18.04.3 LTS 4.15.0-72-generic docker://18.6.2
node1 Ready <none> 3h40m v1.17.0 10.6.129.228 <none> Ubuntu 18.04.3 LTS 4.15.0-72-generic docker://18.6.2
node2 Ready <none> 3h40m v1.17.0 10.6.129.47 <none> Ubuntu 18.04.3 LTS 4.15.0-72-generic docker://18.6.2我正在尝试通过PUBLIC_IP公开服务。为此,我按以下方式安装了MetalLB:
kubectl apply -f https://raw.githubusercontent.com/google/metallb/v0.8.3/manifests/metallb.yamlConfigMap如下:
apiVersion: v1
kind: ConfigMap
metadata:
namespace: metallb-system
name: config
data:
config: |
address-pools:
- name: default
protocol: layer2
addresses:
- PUBLIC_IPNGINX的部署如下:
kubectl run nginx --image=nginx --port=80
kubectl expose deployment nginx --type=LoadBalancer --name=nginx-service然而,结果如下:
kubectl get deployments
NAME READY UP-TO-DATE AVAILABLE AGE
nginx 1/1 1 1 31m
kubectl get services
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
kubernetes ClusterIP 10.96.0.1 <none> 443/TCP 3h50m
nginx-service LoadBalancer 10.96.114.88 <pending> 80:31246/TCP 31m
kubectl get pods
NAME READY STATUS RESTARTS AGE
nginx-5578584966-vkgvv 1/1 Running 0 32m`enter code here`
kubectl describe service nginx-service
Name: nginx-service
Namespace: default
Labels: run=nginx
Annotations: <none>
Selector: run=nginx
Type: LoadBalancer
IP: 10.96.114.88
Port: <unset> 80/TCP
TargetPort: 80/TCP
NodePort: <unset> 31246/TCP
Endpoints: 10.36.0.0:80
Session Affinity: None
External Traffic Policy: Cluster
Events: <none>可以看到,外部IP仍然是pending。你有什么主意吗?(预先谢谢:)
发布于 2020-01-13 12:04:52
您需要在metallb配置中提供IP地址范围。您给metallb的IP也应该是虚拟IP。不应该已经有使用IP的端点了。
apiVersion: v1
kind: ConfigMap
metadata:
namespace: metallb-system
name: config
data:
config: |
address-pools:
- name: default
protocol: layer2
addresses:
- PUBLIC_IP-PUBLIC_IP ## This linehttps://stackoverflow.com/questions/59716077
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