[root@lecode-pre74 ~]
setenforce: SELinux is disabled
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
total used free shared buff/cache available
Mem: 30G 392M 30G 8.6M 205M 30G
Swap: 0B 0B 0B
[root@lecode-pre74 ~]
> br_netfilter
> EOF
br_netfilter
[root@lecode-pre74 ~]
> net.bridge.bridge-nf-call-ip6tables = 1
> net.bridge.bridge-nf-call-iptables = 1
> EOF
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
[root@lecode-pre74 ~]
> [kubernetes]
> name=Kubernetes
> baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64/
> enabled=1
> gpgcheck=0
> repo_gpgcheck=0
> EOF
[root@lecode-pre74 ~]
Complete!
[root@lecode-pre74 ~]
[root@lecode-pre55 ~]
kubeadm join 172.17.1.55:6443 --token 75t3w8.qldcspscavh916h6 --discovery-token-ca-cert-hash sha256:6e936ed6fac759c490345cde62f35c42a7ed4337a9881a133fe74cef3991f1cf
[root@lecode-pre74 ~]
[preflight] Running pre-flight checks
[WARNING SystemVerification]: this Docker version is not on the list of validated versions: 20.10.18. Latest validated version: 19.03
[WARNING Hostname]: hostname "lecode-pre74" could not be reached
[WARNING Hostname]: hostname "lecode-pre74": lookup lecode-pre74 on 100.125.1.250:53: no such host
[preflight] Reading configuration from the cluster...
[preflight] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config -o yaml'
[kubelet-start] Writing kubelet configuration to file "/var/lib/kubelet/config.yaml"
[kubelet-start] Writing kubelet environment file with flags to file "/var/lib/kubelet/kubeadm-flags.env"
[kubelet-start] Starting the kubelet
[kubelet-start] Waiting for the kubelet to perform the TLS Bootstrap...
This node has joined the cluster:
* Certificate signing request was sent to apiserver and a response was received.
* The Kubelet was informed of the new secure connection details.
Run 'kubectl get nodes' on the control-plane to see this node join the cluster.
[root@lecode-pre55 ~]
NAME STATUS ROLES AGE VERSION
lecode-pre210 Ready <none> 50d v1.20.9
lecode-pre217 Ready <none> 48d v1.20.9
lecode-pre55 Ready control-plane,master 50d v1.20.9
lecode-pre7 Ready <none> 50d v1.20.9
lecode-pre71 Ready <none> 50d v1.20.9
lecode-pre74 Ready <none> 4m40s v1.20.9
lecode-pre79 Ready <none> 48d v1.20.9
[root@lecode-pre55 ~]
node/lecode-pre74 tainted
spec:
...
spec:
nodeName: lecode-pre74
tolerations:
- key: service
value: dap
effect: NoSchedule
[root@lecode-pre55 ~]
lecode-dap-8457d4c4fc-cj2b8 1/1 Running 0 3m7s 10.244.6.2 lecode-pre74 <none> <none>
lecode-dap-8457d4c4fc-m5qmq 1/1 Running 0 98s 10.244.6.4 lecode-pre74 <none> <none>
lecode-dap-8457d4c4fc-nrjvx 1/1 Running 0 2m17s 10.244.6.3 lecode-pre74 <none> <none>
49. mysql代理
[root@zhyly-pre-003 4-layer-conf.d]
upstream mysql {
server 192.168.2.6:3306;
}
server {
listen 8083;
proxy_pass mysql;
}
[root@zhyly-pre-003 4-layer-conf.d]
stream {
upstream rds {
server 10.27.166.107:33086 max_fails=3 fail_timeout=30s;
}
server {
listen 8085;
proxy_connect_timeout 2s;
proxy_timeout 900s;
proxy_pass rds;
}
}
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