mirror of
https://github.com/jointakahe/takahe.git
synced 2024-12-25 14:50:28 +00:00
97 lines
3 KiB
Python
97 lines
3 KiB
Python
from typing import Literal
|
|
|
|
from django.conf import settings
|
|
|
|
from core.models import Config
|
|
from core.signatures import HttpSignature, RsaKeys
|
|
|
|
|
|
class SystemActor:
|
|
"""
|
|
Represents the system actor, that we use to sign all HTTP requests
|
|
that are not on behalf of an Identity.
|
|
|
|
Note that this needs Config.system to be set to be initialised.
|
|
"""
|
|
|
|
def __init__(self):
|
|
self.private_key = Config.system.system_actor_private_key
|
|
self.public_key = Config.system.system_actor_public_key
|
|
self.actor_uri = f"https://{settings.MAIN_DOMAIN}/actor/"
|
|
self.public_key_id = self.actor_uri + "#main-key"
|
|
self.profile_uri = f"https://{settings.MAIN_DOMAIN}/about/"
|
|
self.username = "__system__"
|
|
self.handle = f"__system__@{settings.MAIN_DOMAIN}"
|
|
|
|
def absolute_profile_uri(self):
|
|
return self.profile_uri
|
|
|
|
def generate_keys(self):
|
|
self.private_key, self.public_key = RsaKeys.generate_keypair()
|
|
Config.set_system("system_actor_private_key", self.private_key)
|
|
Config.set_system("system_actor_public_key", self.public_key)
|
|
|
|
@classmethod
|
|
def generate_keys_if_needed(cls):
|
|
# Load the system config into the right place
|
|
Config.system = Config.load_system()
|
|
instance = cls()
|
|
if "-----BEGIN" not in instance.private_key:
|
|
instance.generate_keys()
|
|
|
|
def to_ap(self):
|
|
return {
|
|
"id": self.actor_uri,
|
|
"type": "Application",
|
|
"inbox": self.actor_uri + "inbox/",
|
|
"outbox": self.actor_uri + "outbox/",
|
|
"endpoints": {
|
|
"sharedInbox": f"https://{settings.MAIN_DOMAIN}/inbox/",
|
|
},
|
|
"preferredUsername": self.username,
|
|
"url": self.profile_uri,
|
|
"manuallyApprovesFollowers": True,
|
|
"toot:discoverable": False,
|
|
"publicKey": {
|
|
"id": self.public_key_id,
|
|
"owner": self.actor_uri,
|
|
"publicKeyPem": self.public_key,
|
|
},
|
|
}
|
|
|
|
def to_webfinger(self):
|
|
return {
|
|
"subject": f"acct:{self.handle}",
|
|
"aliases": [
|
|
self.absolute_profile_uri(),
|
|
],
|
|
"links": [
|
|
{
|
|
"rel": "http://webfinger.net/rel/profile-page",
|
|
"type": "text/html",
|
|
"href": self.absolute_profile_uri(),
|
|
},
|
|
{
|
|
"rel": "self",
|
|
"type": "application/activity+json",
|
|
"href": self.actor_uri,
|
|
},
|
|
],
|
|
}
|
|
|
|
async def signed_request(
|
|
self,
|
|
method: Literal["get", "post"],
|
|
uri: str,
|
|
body: dict | None = None,
|
|
):
|
|
"""
|
|
Performs a signed request on behalf of the System Actor.
|
|
"""
|
|
return await HttpSignature.signed_request(
|
|
method=method,
|
|
uri=uri,
|
|
body=body,
|
|
private_key=self.private_key,
|
|
key_id=self.public_key_id,
|
|
)
|