Cache Registration

Cache registration is the process that is typically necessary for Apple devices to use the cache.

Unfortunately, the request that registers the cache seems to be signed.

Registration URL: https://lcdn-registration.apple.com/lcdn/register

The un-signed request content looks like:

{
  "push-token": "fbFqxPukE8hfZD+Lbeo+E6390ih2lmY0I13apvLhZ6I=",
  "ranked-peers": true,
  "details": {
    "capabilities": {
      "ur": true,
      "sc": true,
      "pc": true,
      "im": true,
      "ns": true,
      "query-parameters": true
    },
    "cache-size": 230000000000,
    "ac-power": true,
    "is-portable": true,
    "local-network": [
      {
        "speed": 1300,
        "wired": false
      }
    ]
  },
  "local-ranges-only": true,
  "local-ranges": [
    {
      "first": "10.0.0.0",
      "last": "10.0.255.255"
    }
  ],
  "cache-software": [
    {
      "type": "cache",
      "name": "Caching Server",
      "version": "233"
    },
    {
      "build": "19A583",
      "type": "system",
      "name": "Mac OS X",
      "version": "10.15"
    }
  ],
  "guid": "A14862D9-9643-4F18-B0BA-990BC2CAC0C2",
  "local-addresses": [
    {
      "address": "10.0.0.20",
      "netmask": "255.255.0.0",
      "port": "51391"
    }
  ],
  "session-token": "1570938452471~46E0EE91164ABF1E4D42F7C3DC51B0747AD1BC3E7C9073CB6230D8F2191C40D9"
}