2017-11-11 19:14:21 +08:00
|
|
|
|
- name: prepare some dirs
|
|
|
|
|
file: name={{ item }} state=directory
|
|
|
|
|
with_items:
|
|
|
|
|
- "{{ bin_dir }}"
|
|
|
|
|
- "{{ ca_dir }}"
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- "/etc/kubernetes"
|
2017-11-11 19:14:21 +08:00
|
|
|
|
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 下载证书工具 CFSSL和 kubectl
|
2017-11-11 19:14:21 +08:00
|
|
|
|
copy: src={{ base_dir }}/bin/{{ item }} dest={{ bin_dir }}/{{ item }} mode=0755
|
|
|
|
|
with_items:
|
|
|
|
|
- cfssl
|
|
|
|
|
- cfssl-certinfo
|
|
|
|
|
- cfssljson
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- kubectl
|
|
|
|
|
|
2018-03-24 09:25:20 +08:00
|
|
|
|
# 注册变量p,根据p的stat信息判断是否已经生成过ca证书,如果没有,下一步生成证书
|
|
|
|
|
# 如果已经有ca证书,为了保证整个安装的幂等性,跳过证书生成的步骤
|
|
|
|
|
- name: 读取ca证书stat信息
|
|
|
|
|
stat: path="{{ ca_dir }}/ca.pem"
|
|
|
|
|
register: p
|
2017-11-11 19:14:21 +08:00
|
|
|
|
|
|
|
|
|
- name: 准备CA配置文件
|
|
|
|
|
template: src=ca-config.json.j2 dest={{ ca_dir }}/ca-config.json
|
2018-03-24 09:25:20 +08:00
|
|
|
|
when: p.stat.isreg is not defined
|
2017-11-11 19:14:21 +08:00
|
|
|
|
|
|
|
|
|
- name: 准备CA签名请求
|
|
|
|
|
template: src=ca-csr.json.j2 dest={{ ca_dir }}/ca-csr.json
|
2018-03-24 09:25:20 +08:00
|
|
|
|
when: p.stat.isreg is not defined
|
2017-11-11 19:14:21 +08:00
|
|
|
|
|
|
|
|
|
- name: 生成 CA 证书和私钥
|
2018-03-24 09:25:20 +08:00
|
|
|
|
when: p.stat.isreg is not defined
|
2017-11-11 19:14:21 +08:00
|
|
|
|
shell: "cd {{ ca_dir }} && {{ bin_dir }}/cfssl gencert -initca ca-csr.json | {{ bin_dir }}/cfssljson -bare ca"
|
|
|
|
|
|
2018-03-18 18:25:38 +08:00
|
|
|
|
#----------- 创建kubectl kubeconfig文件: /root/.kube/config
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 准备kubectl使用的admin 证书签名请求
|
|
|
|
|
template: src=admin-csr.json.j2 dest={{ ca_dir }}/admin-csr.json
|
|
|
|
|
|
|
|
|
|
- name: 创建 admin证书与私钥
|
|
|
|
|
shell: "cd {{ ca_dir }} && {{ bin_dir }}/cfssl gencert \
|
|
|
|
|
-ca={{ ca_dir }}/ca.pem \
|
|
|
|
|
-ca-key={{ ca_dir }}/ca-key.pem \
|
|
|
|
|
-config={{ ca_dir }}/ca-config.json \
|
|
|
|
|
-profile=kubernetes admin-csr.json | {{ bin_dir }}/cfssljson -bare admin"
|
2018-03-18 18:25:38 +08:00
|
|
|
|
# 设置集群参数,指定CA证书和apiserver地址
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 设置集群参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-cluster kubernetes \
|
|
|
|
|
--certificate-authority={{ ca_dir }}/ca.pem \
|
|
|
|
|
--embed-certs=true \
|
|
|
|
|
--server={{ KUBE_APISERVER }}"
|
2018-03-18 18:25:38 +08:00
|
|
|
|
# 设置客户端认证参数,指定使用admin证书和私钥
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 设置客户端认证参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-credentials admin \
|
|
|
|
|
--client-certificate={{ ca_dir }}/admin.pem \
|
|
|
|
|
--embed-certs=true \
|
|
|
|
|
--client-key={{ ca_dir }}/admin-key.pem"
|
2018-03-18 18:25:38 +08:00
|
|
|
|
# 设置上下文参数,说明使用cluster集群和用户admin
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 设置上下文参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-context kubernetes \
|
|
|
|
|
--cluster=kubernetes --user=admin"
|
2018-03-18 18:25:38 +08:00
|
|
|
|
# 选择默认上下文
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 选择默认上下文
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config use-context kubernetes"
|
|
|
|
|
|
2018-03-18 18:25:38 +08:00
|
|
|
|
#-------------创建bootstrap.kubeconfig配置文件: /root/bootstrap.kubeconfig
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 设置集群参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-cluster kubernetes \
|
|
|
|
|
--certificate-authority={{ ca_dir }}/ca.pem \
|
|
|
|
|
--embed-certs=true \
|
|
|
|
|
--server={{ KUBE_APISERVER }} \
|
|
|
|
|
--kubeconfig=bootstrap.kubeconfig"
|
|
|
|
|
- name: 设置客户端认证参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-credentials kubelet-bootstrap \
|
|
|
|
|
--token={{ BOOTSTRAP_TOKEN }} \
|
|
|
|
|
--kubeconfig=bootstrap.kubeconfig"
|
|
|
|
|
- name: 设置上下文参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-context default \
|
|
|
|
|
--cluster=kubernetes \
|
|
|
|
|
--user=kubelet-bootstrap \
|
|
|
|
|
--kubeconfig=bootstrap.kubeconfig"
|
|
|
|
|
- name: 选择默认上下文
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config use-context default --kubeconfig=bootstrap.kubeconfig"
|
|
|
|
|
|
|
|
|
|
- name: 移动 bootstrap.kubeconfig
|
|
|
|
|
shell: "mv /root/bootstrap.kubeconfig /etc/kubernetes/"
|
|
|
|
|
|
2018-03-18 18:25:38 +08:00
|
|
|
|
#------------创建kube-proxy.kubeconfig配置文件: /root/kube-proxy.kubeconfig
|
2018-03-16 18:23:34 +08:00
|
|
|
|
- name: 准备kube-proxy 证书签名请求
|
|
|
|
|
template: src=kube-proxy-csr.json.j2 dest={{ ca_dir }}/kube-proxy-csr.json
|
|
|
|
|
|
|
|
|
|
- name: 创建 kube-proxy证书与私钥
|
|
|
|
|
shell: "cd {{ ca_dir }} && {{ bin_dir }}/cfssl gencert \
|
|
|
|
|
-ca={{ ca_dir }}/ca.pem \
|
|
|
|
|
-ca-key={{ ca_dir }}/ca-key.pem \
|
|
|
|
|
-config={{ ca_dir }}/ca-config.json \
|
|
|
|
|
-profile=kubernetes kube-proxy-csr.json | {{ bin_dir }}/cfssljson -bare kube-proxy"
|
|
|
|
|
|
|
|
|
|
- name: 设置集群参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-cluster kubernetes \
|
|
|
|
|
--certificate-authority={{ ca_dir }}/ca.pem \
|
|
|
|
|
--embed-certs=true \
|
|
|
|
|
--server={{ KUBE_APISERVER }} \
|
|
|
|
|
--kubeconfig=kube-proxy.kubeconfig"
|
|
|
|
|
- name: 设置客户端认证参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-credentials kube-proxy \
|
|
|
|
|
--client-certificate={{ ca_dir }}/kube-proxy.pem \
|
|
|
|
|
--client-key={{ ca_dir }}/kube-proxy-key.pem \
|
|
|
|
|
--embed-certs=true \
|
|
|
|
|
--kubeconfig=kube-proxy.kubeconfig"
|
|
|
|
|
- name: 设置上下文参数
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config set-context default \
|
|
|
|
|
--cluster=kubernetes \
|
|
|
|
|
--user=kube-proxy \
|
|
|
|
|
--kubeconfig=kube-proxy.kubeconfig"
|
|
|
|
|
- name: 选择默认上下文
|
|
|
|
|
shell: "{{ bin_dir }}/kubectl config use-context default --kubeconfig=kube-proxy.kubeconfig"
|
|
|
|
|
|
|
|
|
|
- name: 移动 kube-proxy.kubeconfig
|
|
|
|
|
shell: "mv /root/kube-proxy.kubeconfig /etc/kubernetes/"
|
2017-11-11 19:14:21 +08:00
|
|
|
|
|
2017-12-08 16:17:16 +08:00
|
|
|
|
# kubedns.yaml文件中部分参数根据hosts文件设置而定,因此需要用template模块替换参数
|
|
|
|
|
- name: 准备 kubedns的部署文件 kubedns.yaml
|
|
|
|
|
template: src=kubedns.yaml.j2 dest={{ base_dir }}/manifests/kubedns/kubedns.yaml
|
|
|
|
|
|
2018-03-29 16:27:26 +08:00
|
|
|
|
# coredns.yaml文件中部分参数根据hosts文件设置而定,因此需要用template模块替换参数
|
|
|
|
|
- name: 准备 coredns的部署文件 coredns.yaml
|
|
|
|
|
template: src=coredns.yaml.j2 dest={{ base_dir }}/manifests/coredns/coredns.yaml
|