kubeasz/roles/kube-router/tasks/main.yml

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- name: 创建cni 和kube-router 相关目录
file: name={{ item }} state=directory
with_items:
- /etc/cni/net.d
- /opt/kube/kube-system/kube-router
- /opt/kube/images
- name: 下载cni plugins
copy: src={{ base_dir }}/bin/{{ item }} dest={{ bin_dir }}/{{ item }} mode=0755
with_items:
- bridge
- host-local
- loopback
- portmap
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# kube-router 不带service proxy
- name: 准备配置 kube-router DaemonSet (without IPVS)
template: src=kuberouter.yaml.j2 dest=/opt/kube/kube-system/kube-router/kuberouter.yaml
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when: 'SERVICE_PROXY != "true"'
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# kube-router 带service proxy (IPVS/LVS)
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- name: 停止 kube-proxy 服务
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service: name=kube-proxy state=stopped enabled=no
when: 'SERVICE_PROXY == "true"'
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ignore_errors: true
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- name: 清理 kube-proxy产生的iptables或ipvs规则
shell: "{{ bin_dir }}/kube-proxy --cleanup; ipvsadm -C"
when: 'SERVICE_PROXY == "true"'
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ignore_errors: true
- name: 准备配置 kube-router DaemonSet (with IPVS)
template: src=kuberouter-all.yaml.j2 dest=/opt/kube/kube-system/kube-router/kuberouter.yaml
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when: 'SERVICE_PROXY == "true"'
- name: 检查是否已下载离线kube-router镜像
command: "ls {{ base_dir }}/down"
register: download_info
delegate_to: "{{ groups.deploy[0] }}"
run_once: true
# 【可选】推送离线docker 镜像,可以忽略执行错误
- name: 尝试推送离线docker 镜像(若执行失败,可忽略)
copy: src={{ base_dir }}/down/{{ item }} dest=/opt/kube/images/{{ item }}
when: 'item in download_info.stdout'
with_items:
- "pause_3.1.tar"
- "{{ kuberouter_offline }}"
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- "{{ busybox_offline }}"
ignore_errors: true
- name: 获取kube-router离线镜像推送情况
command: "ls /opt/kube/images"
register: image_info
# 如果目录下有离线镜像就把它导入到node节点上
- name: 导入 kube-router的离线镜像若执行失败可忽略
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shell: "{{ bin_dir }}/docker load -i /opt/kube/images/{{ item }}"
when: 'item in image_info.stdout'
with_items:
- "pause_3.1.tar"
- "{{ kuberouter_offline }}"
- "{{ busybox_offline }}"
ignore_errors: true
# 只需单节点执行一次
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- name: 运行 kube-router DaemonSet
shell: "{{ bin_dir }}/kubectl apply -f /opt/kube/kube-system/kube-router/ && sleep 5"
run_once: true
# 删除原有cni配置
- name: 删除默认cni配置
file: path=/etc/cni/net.d/10-default.conf state=absent
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# 等待网络插件部署成功,视下载镜像速度而定
- name: 轮询等待kube-router 运行,视下载镜像速度而定
shell: "{{ bin_dir }}/kubectl get pod -n kube-system -o wide|grep 'kube-router'|grep ' {{ inventory_hostname }} '|awk '{print $3}'"
register: pod_status
until: pod_status.stdout == "Running"
retries: 15
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delay: 8