configure proxies for k3s too

Author: sjpb

ansible/roles/proxy/tasks/main.yml

@@ -43,10 +43,14 @@
     path: /etc/systemd/system.conf.d/90-proxy.conf
     section: Manager
     option: DefaultEnvironment
+    # k3s uses uppercase: https://docs.k3s.io/advanced#configuring-an-http-proxy
     value: >-
         "http_proxy={{ proxy_http_proxy }}"
         "https_proxy={{ proxy_http_proxy }}"
         "no_proxy={{ proxy_no_proxy }}"
+        "HTTP_PROXY={{ proxy_http_proxy }}"
+        "HTTPS_PROXY={{ proxy_https_proxy }}"
+        "NO_PROXY={{ proxy_no_proxy }}"
     no_extra_spaces: true
     owner: root
     group: root