paulbsd-salt/states/apt/defaults.yaml

---
apt:
  proxy:
    scheme: http
    hostname: apt.local
    port: 8000
  config:
    10proxy:
      content:
        - Acquire::http::ProxyAutoDetect "/usr/local/bin/apt-proxy-detect.py";
        - Acquire::https::Proxy "DIRECT";
    99unauth:
      content:
        - APT::Get::AllowUnauthenticated "true";

# apt:
#   config:
#     10proxy:
#       content:
#         - Acquire::http::Proxy "http://proxy:8000";
#         - Acquire::https::Proxy "DIRECT";
#     99unauth:
#       content:
#         - APT::Get::AllowUnauthenticated "true";