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standardise local key id generation

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Floatingghost 2024-10-30 12:44:01 +00:00
parent 180dc8b472
commit 11c5838947
4 changed files with 14 additions and 5 deletions
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2
lib/pleroma/signature.ex
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@ -47,7 +47,7 @@ defmodule Pleroma.Signature do
def sign(%User{} = user, headers) do def sign(%User{} = user, headers) do
with {:ok, private_key} <- SigningKey.private_key(user) do with {:ok, private_key} <- SigningKey.private_key(user) do
HTTPSignatures.sign(private_key, user.ap_id <> "#main-key", headers) HTTPSignatures.sign(private_key, SigningKey.local_key_id(user.ap_id), headers)
end end
end end

10
lib/pleroma/user/signing_key.ex
View file

@ -91,7 +91,15 @@ defmodule Pleroma.User.SigningKey do
|> change() |> change()
|> put_change(:public_key, local_pem) |> put_change(:public_key, local_pem)
|> put_change(:private_key, private_pem) |> put_change(:private_key, private_pem)
|> put_change(:key_id, ap_id <> "#main-key") |> put_change(:key_id, local_key_id(ap_id))
end
@spec local_key_id(String.t()) :: String.t()
@doc """
Given an AP ID, return the key ID for the local user.
"""
def local_key_id(ap_id) do
ap_id <> "#main-key"
end end
@spec private_pem_to_public_pem(binary) :: {:ok, binary()} | {:error, String.t()} @spec private_pem_to_public_pem(binary) :: {:ok, binary()} | {:error, String.t()}

4
lib/pleroma/web/activity_pub/views/user_view.ex
View file

@ -49,7 +49,7 @@ defmodule Pleroma.Web.ActivityPub.UserView do
"url" => user.ap_id, "url" => user.ap_id,
"manuallyApprovesFollowers" => false, "manuallyApprovesFollowers" => false,
"publicKey" => %{ "publicKey" => %{
"id" => "#{user.ap_id}#main-key", "id" => User.SigningKey.local_key_id(user.ap_id),
"owner" => user.ap_id, "owner" => user.ap_id,
"publicKeyPem" => public_key "publicKeyPem" => public_key
}, },
@ -97,7 +97,7 @@ defmodule Pleroma.Web.ActivityPub.UserView do
"url" => user.ap_id, "url" => user.ap_id,
"manuallyApprovesFollowers" => user.is_locked, "manuallyApprovesFollowers" => user.is_locked,
"publicKey" => %{ "publicKey" => %{
"id" => "#{user.ap_id}#main-key", "id" => User.SigningKey.local_key_id(user.ap_id),
"owner" => user.ap_id, "owner" => user.ap_id,
"publicKeyPem" => public_key "publicKeyPem" => public_key
}, },

3
priv/repo/migrations/20240625220752_move_signing_keys.exs
View file

@ -15,6 +15,7 @@ defmodule Pleroma.Repo.Migrations.MoveSigningKeys do
Repo.stream(query, timeout: :infinity) Repo.stream(query, timeout: :infinity)
|> Enum.each(fn |> Enum.each(fn
%User{id: user_id, keys: private_key, local: true, ap_id: ap_id} -> %User{id: user_id, keys: private_key, local: true, ap_id: ap_id} ->
IO.puts("Migrating user #{user_id}")
# we can precompute the public key here... # we can precompute the public key here...
# we do use it on every user view which makes it a bit of a dos attack vector # we do use it on every user view which makes it a bit of a dos attack vector
# so we should probably cache it # so we should probably cache it
@ -23,7 +24,7 @@ defmodule Pleroma.Repo.Migrations.MoveSigningKeys do
key = %User.SigningKey{ key = %User.SigningKey{
user_id: user_id, user_id: user_id,
public_key: public_key, public_key: public_key,
key_id: "#{ap_id}#main-key", key_id: User.SigningKey.local_key_id(ap_id),
private_key: private_key private_key: private_key
} }