47 lines
2.1 KiB
Markdown
47 lines
2.1 KiB
Markdown
```shell
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# 通过 API 生成临时 Token（有效期 1 小时）
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kubectl create token calico-node -n kube-system --duration=1h
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# 检查 Token 有效性
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curl -k -H "Authorization: Bearer <TOKEN>" https://<API-SERVER>:6443/api/v1/namespaces/kube-system/pods
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# 升级chart
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helm upgrade ingress-nginx ./ingress-nginx -n ingress --values ./ingress-nginx/values.yaml
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# 清理缓存
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sudo killall -HUP mDNSResponder
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# 配置主从复制
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stop slave;
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change master to master_host='mysql-master',master_user='replicator',master_password='replicator123',master_log_file='mysql-bin.000001',master_log_pos=1786;
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start slave;
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# 清除所有复制配置（包括master.info文件）
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reset slave all;
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# 访问业务
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[root@master01 resources]# curl -H "host: bbs.iproute.cn" 10.3.202.101:`kubectl get svc/ingress-nginx-controller -n ingress-nginx -o jsonpath="{.spec.ports[?(@.port==80)].nodePort}" -n ingress`
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# calicoctl相关命令
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[root@master01 ~]# ./calicoctl-linux-amd64 node status
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Calico process is running.
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IPv4 BGP status
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+--------------+-------------------+-------+----------+-------------+
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| PEER ADDRESS | PEER TYPE | STATE | SINCE | INFO |
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+--------------+-------------------+-------+----------+-------------+
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| 10.3.204.101 | node-to-node mesh | up | 05:11:14 | Established |
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| 10.3.204.102 | node-to-node mesh | up | 05:12:46 | Established |
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+--------------+-------------------+-------+----------+-------------+
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[root@master01 ~]# ./calicoctl-linux-amd64 get ipPool --allow-version-mismatch -o wide
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NAME CIDR NAT IPIPMODE VXLANMODE DISABLED SELECTOR
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default-ipv4-ippool 10.244.0.0/16 true Never Never false all()
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[root@master01 ~]# calicoctl ipam show --show-blocks --allow-version-mismatch
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[root@master01 ~]# calicoctl ipam show --allow-version-mismatch
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+----------+---------------+-----------+------------+-------------+
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| GROUPING | CIDR | IPS TOTAL | IPS IN USE | IPS FREE |
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+----------+---------------+-----------+------------+-------------+
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| IP Pool | 10.244.0.0/16 | 65536 | 2294 (4%) | 63242 (96%) |
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+----------+---------------+-----------+------------+-------------+
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``` |