mirror of https://github.com/easzlab/kubeasz.git
141 lines
3.8 KiB
YAML
141 lines
3.8 KiB
YAML
# 警告：此脚本将清理整个K8S集群，包括所有POD、ETCD数据等
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# 请三思后运行此脚本 ansible-playbook 99.clean.yml
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# 清理 kube-node 相关服务
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- hosts:
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- kube-master
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- new-master
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- kube-node
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- new-node
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tasks:
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- name: stop kube-node service
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shell: "systemctl stop kubelet kube-proxy"
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ignore_errors: true
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- name: umount kubelet 挂载的目录
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shell: "mount | grep '/var/lib/kubelet'| awk '{print $3}'|xargs umount"
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ignore_errors: true
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- name: 清理目录和文件
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file: name={{ item }} state=absent
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with_items:
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- "/var/lib/kubelet/"
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- "/var/lib/kube-proxy/"
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- "/etc/systemd/system/kubelet.service"
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- "/etc/systemd/system/kube-proxy.service"
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- "/root/local/kube-system/"
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# 清理 kube-master 相关
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- hosts:
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- kube-master
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- new-master
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tasks:
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- name: stop kube-master service
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shell: "systemctl stop kube-apiserver kube-controller-manager kube-scheduler"
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ignore_errors: true
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- name: 清理目录和文件
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file: name={{ item }} state=absent
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with_items:
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- "/var/run/kubernetes"
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- "/etc/systemd/system/kube-apiserver.service"
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- "/etc/systemd/system/kube-controller-manager.service"
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- "/etc/systemd/system/kube-scheduler.service"
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# 清理集群docker服务、网络相关
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- hosts:
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- kube-master
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- new-master
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- kube-node
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- new-node
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tasks:
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- name: stop docker service
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shell: "systemctl stop docker"
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ignore_errors: true
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# 因为calico-kube-controller使用了host网络，相当于使用了docker -net=host，需要
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# 卸载 /var/run/docker/netns/default
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- name: 卸载docker 相关fs1
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mount: path=/var/run/docker/netns/default state=unmounted
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- name: 卸载docker 相关fs2
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mount: path=/var/lib/docker/overlay state=unmounted
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- name: 清理目录和文件
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file: name={{ item }} state=absent
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with_items:
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- "/etc/cni/"
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- "/root/.kube/"
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- "/run/flannel/"
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- "/etc/calico/"
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- "/var/run/calico/"
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- "/var/log/calico/"
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- "/var/lib/docker/"
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- "/var/run/docker/"
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- "/root/local/kube-system/"
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- "/etc/systemd/system/calico-node.service"
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- "/etc/systemd/system/docker.service"
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- "/etc/systemd/system/docker.service.requires/"
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- name: 清理 iptables
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shell: "iptables -F && iptables -X \
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&& iptables -F -t nat && iptables -X -t nat \
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&& iptables -F -t raw && iptables -X -t raw \
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&& iptables -F -t mangle && iptables -X -t mangle"
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- name: 清理网络
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shell: "ip link del docker0; \
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ip link del tunl0; \
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ip link del flannel.1; \
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ip link del cni0; \
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ip link del mynet0; \
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systemctl restart networking; \
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systemctl restart network"
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ignore_errors: true
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- name: 清理calico残留路由
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shell: "for rt in `ip route|grep bird|sed 's/blackhole//'|awk '{print $1}'`;do ip route del $rt;done;"
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when: "CLUSTER_NETWORK == 'calico'"
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ignore_errors: true
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# 清理etcd 集群相关
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- hosts: etcd
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tasks:
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- name: stop etcd service
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shell: systemctl stop etcd
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ignore_errors: true
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- name: 清理目录和文件
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file: name={{ item }} state=absent
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with_items:
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- "/var/lib/etcd"
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- "/etc/etcd/"
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- "/etc/systemd/system/etcd.service"
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# 清理负载均衡相关
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- hosts: lb
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tasks:
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- name: stop keepalived service
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shell: systemctl disable keepalived && systemctl stop keepalived
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ignore_errors: true
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- name: stop haproxy service
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shell: systemctl disable haproxy && systemctl stop haproxy
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ignore_errors: true
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- name: 清理LB 配置文件目录
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file: name={{ item }} state=absent
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with_items:
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- "/etc/haproxy"
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- "/etc/keepalived"
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- hosts: all
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tasks:
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- name: 清理证书目录和文件
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file: name={{ item }} state=absent
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with_items:
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- "/etc/kubernetes/"
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- "{{ ca_dir }}"
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- "/root/.kube/"
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- "/etc/docker/"
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