Add option for install behind http_proxy (techno-tim#384)

* Add option for install behind http_proxy

* Tidy up http_proxy usage

inventory/sample/group_vars/all.yml

@@ -121,3 +121,9 @@ custom_registries_yaml: |
  auth:
  username: yourusername
  password: yourpassword
+
+# Only enable and configure these if you access the internet through a proxy
+# proxy_env:
+# HTTP_PROXY: "http:https://proxy.domain.local:3128"
+# HTTPS_PROXY: "http:https://proxy.domain.local:3128"
+# NO_PROXY: "*.domain.local,127.0.0.0/8,10.0.0.0/8,172.16.0.0/12,192.168.0.0/16"

roles/k3s_agent/tasks/http_proxy.yml

@@ -0,0 +1,18 @@
+---
+
+- name: Create k3s.service.d directory
+ file:
+ path: '{{ systemd_dir }}/k3s.service.d'
+ state: directory
+ owner: root
+ group: root
+ mode: '0755'
+
+
+- name: Copy K3s http_proxy conf file
+ template:
+ src: "http_proxy.conf.j2"
+ dest: "{{ systemd_dir }}/k3s.service.d/http_proxy.conf"
+ owner: root
+ group: root
+ mode: '0755'

roles/k3s_agent/tasks/main.yml

@@ -1,5 +1,9 @@
 ---
 
+- name: Deploy K3s http_proxy conf
+ include_tasks: http_proxy.yml
+ when: proxy_env is defined
+
 - name: Copy K3s service file
  template:
  src: "k3s.service.j2"

roles/k3s_agent/templates/http_proxy.conf.j2

@@ -0,0 +1,4 @@
+[Service]
+Environment=HTTP_PROXY={{ proxy_env.HTTP_PROXY }}
+Environment=HTTPS_PROXY={{ proxy_env.HTTPS_PROXY }}
+Environment=NO_PROXY={{ proxy_env.NO_PROXY }}

roles/k3s_server/tasks/http_proxy.yml

@@ -0,0 +1,18 @@
+---
+
+- name: Create k3s.service.d directory
+ file:
+ path: '{{ systemd_dir }}/k3s.service.d'
+ state: directory
+ owner: root
+ group: root
+ mode: '0755'
+
+
+- name: Copy K3s http_proxy conf file
+ template:
+ src: "http_proxy.conf.j2"
+ dest: "{{ systemd_dir }}/k3s.service.d/http_proxy.conf"
+ owner: root
+ group: root
+ mode: '0755'

roles/k3s_server/tasks/main.yml

@@ -12,6 +12,10 @@
  failed_when: false
  changed_when: false
 
+- name: Deploy K3s http_proxy conf
+ include_tasks: http_proxy.yml
+ when: proxy_env is defined
+
 - name: Deploy vip manifest
  include_tasks: vip.yml
 

roles/k3s_server/templates/http_proxy.conf.j2

@@ -0,0 +1,4 @@
+[Service]
+Environment=HTTP_PROXY={{ proxy_env.HTTP_PROXY }}
+Environment=HTTPS_PROXY={{ proxy_env.HTTPS_PROXY }}
+Environment=NO_PROXY={{ proxy_env.NO_PROXY }}

roles/reset/tasks/main.yml

@@ -46,6 +46,15 @@
  - /var/lib/rancher/
  - /var/lib/cni/
 
+- name: Remove K3s http_proxy files
+ file:
+ name: "{{ item }}"
+ state: absent
+ with_items:
+ - "{{ systemd_dir }}/k3s.service.d"
+ - "{{ systemd_dir }}/k3s-node.service.d"
+ when: proxy_env is defined
+
 - name: Reload daemon_reload
  systemd:
  daemon_reload: yes

site.yml

@@ -3,13 +3,15 @@
  hosts: proxmox
  gather_facts: true
  become: yes
+ environment: "{{ proxy_env | default({}) }}"
  roles:
  - role: proxmox_lxc
  when: proxmox_lxc_configure
 
 - name: Prepare k3s nodes
  hosts: k3s_cluster
  gather_facts: yes
+ environment: "{{ proxy_env | default({}) }}"
  roles:
  - role: lxc
  become: true
@@ -26,18 +28,21 @@
 
 - name: Setup k3s servers
  hosts: master
+ environment: "{{ proxy_env | default({}) }}"
  roles:
  - role: k3s_server
  become: true
 
 - name: Setup k3s agents
  hosts: node
+ environment: "{{ proxy_env | default({}) }}"
  roles:
  - role: k3s_agent
  become: true
 
 - name: Configure k3s cluster
  hosts: master
+ environment: "{{ proxy_env | default({}) }}"
  roles:
  - role: k3s_server_post
  become: true