serverbee.strongswan

概述版本洞察

StrongSwan 角色

测试在:

Ubuntu 18.04 和 20.04
CentOS 7 和 8
Debian 9 和 10

此角色使用 swanctl.conf 风格语法（引用部分，自 5.7.0 起）。

变量

一般

strongswan_swanctl_settings: [必需]：设置 swanctl.conf 的所有配置

StrongSwan（服务器|客户端）设置：

strongswan_swanctl_config_dir: [可选，默认: /etc/strongswan/swanctl]：包含 StrongSwan swanctl.conf 的目录
strongswan_swanctl_config_file: [可选，默认: {{ strongswan_swanctl_config_dir }}/swanctl.conf]：StrongSwan swanctl 配置文件的名称
strongswan_letsencrypt_enable: [可选，默认: true]：准备使用 Let's Encrypt 的 StrongSwan 服务器证书
strongswan_firewalld_enable: [可选，默认 true]：为 StrongSwan 服务器设置所需的防火墙规则
strongswan_client: [可选，默认 false]：在客户端上安装和配置 StrongSwan
strongswan_download_cert: [可选，默认 false]：从服务器主机下载 StrongSwan 证书。应与 strongswan_letsencrypt_enable = true 一起使用
strongswan_upload_cert: [可选，默认 false]：将 StrongSwan 证书上传到客户端。应与 strongswan_letsencrypt_enable = true 一起使用

依赖

geerlingguy.certbot

变量

StrongSwan 服务器的主机变量：

# 仅在生成第一个证书时启用以下变量
certbot_create_if_missing: yes

certbot_certs:
  - email: [email protected]
    domains:
      - "{{ inventory_hostname }}"

certbot_create_standalone_stop_services: []

# 设置 StrongSwan swanctl 配置
# https://wiki.strongswan.org/projects/strongswan/wiki/UsableExamples
strongswan_swanctl_settings:
  connections:
    ikev2-eap:
      version: 2
      rekey_time:  0s
      fragmentation: yes
      proposals: aes192gcm16-aes128gcm16-prfsha256-ecp256-ecp521,aes192-sha256-modp3072,default
      encap: yes
      pools: primary-pool-ipv4
      dpd_delay: 30s
      local-1:
        certs: cert.pem
        id: myid
      remote-1:
        auth: eap-dynamic
        eap_id: "%any"
      children:
        ikev2-eap:
          local_ts: 0.0.0.0/0,::/0
          rekey_time: 0s
          dpd_action: clear
          esp_proposals = aes192gcm16-aes128gcm16-prfsha256-ecp256-modp3072,aes192-sha256-ecp256-modp3072,default
  pools:
    primary-pool-ipv4:
      addrs: 192.168.252.0/24
  secrets:
    eap-user:
      id: user
      secret: Ar3e73tTnp02

carol.strongswan.org 的主机变量：

strongswan_swanctl_settings:
  connections:
    home:
      encap: yes
      vips: 0.0.0.0
      remote_addrs: moon.strongswan.org
      version: 2
      children:
        home:
          remote_ts: 0.0.0.0/0,::/0
          start_action: none
      local:
        auth: eap-aka
        eap_id: carol
      remote:
        auth: pubkey
        id: moon.strongswan.org
  secrets:
    eap-carol:
      id: carol
      secret: Ar3etTnp

Playbook 示例

带 PKI 证书的 StrongSwan 服务器 Playbook：

- hosts: server
  vars:
    strongswan_letsencrypt_enable: false
  roles:
    - serverbee.strongswan

带 Letsencrypt 证书的 StrongSwan 服务器 Playbook：

- hosts: server
  vars:
    strongswan_letsencrypt_enable: true
    certbot_certs:
      - email: [email protected]
        domains:
          - vpn.example.com
  roles:
    - serverbee.strongswan

StrongSwan 客户端 Playbook：

- hosts:
    - server
  roles:
    - serverbee.strongswan
  vars:
    strongswan_client: true
    strongswan_download_cert: true

- hosts:
    - clients
  roles:
    - serverbee.strongswan
  vars:
    strongswan_upload_cert: true