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Merge branch 'update-validator' into 'develop'

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Update validator

See merge request pleroma/pleroma!2668
This commit is contained in:
lain 2020-06-23 18:10:33 +00:00
commit 98af7b59e4
13 changed files with 363 additions and 278 deletions
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22
lib/pleroma/web/activity_pub/activity_pub.ex
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@ -321,28 +321,6 @@ defp accept_or_reject(type, %{to: to, actor: actor, object: object} = params) do
end
end
@spec update(map()) :: {:ok, Activity.t()} | {:error, any()}
def update(%{to: to, cc: cc, actor: actor, object: object} = params) do
local = !(params[:local] == false)
activity_id = params[:activity_id]
data =
%{
"to" => to,
"cc" => cc,
"type" => "Update",
"actor" => actor,
"object" => object
}
|> Maps.put_if_present("id", activity_id)
with {:ok, activity} <- insert(data, local),
_ <- notify_and_stream(activity),
:ok <- maybe_federate(activity) do
{:ok, activity}
end
end
@spec follow(User.t(), User.t(), String.t() | nil, boolean(), keyword()) ::
{:ok, Activity.t()} | {:error, any()}
def follow(follower, followed, activity_id \\ nil, local \\ true, opts \\ []) do

15
lib/pleroma/web/activity_pub/builder.ex
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@ -123,6 +123,21 @@ def like(actor, object) do
end
end
# Retricted to user updates for now, always public
@spec update(User.t(), Object.t()) :: {:ok, map(), keyword()}
def update(actor, object) do
to = [Pleroma.Constants.as_public(), actor.follower_address]
{:ok,
%{
"id" => Utils.generate_activity_id(),
"type" => "Update",
"actor" => actor.ap_id,
"object" => object,
"to" => to
}, []}
end
@spec announce(User.t(), Object.t(), keyword()) :: {:ok, map(), keyword()}
def announce(actor, object, options \\ []) do
public? = Keyword.get(options, :public, false)

11
lib/pleroma/web/activity_pub/object_validator.ex
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@ -19,10 +19,21 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidator do
alias Pleroma.Web.ActivityPub.ObjectValidators.EmojiReactValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.LikeValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.UndoValidator
alias Pleroma.Web.ActivityPub.ObjectValidators.UpdateValidator
@spec validate(map(), keyword()) :: {:ok, map(), keyword()} | {:error, any()}
def validate(object, meta)
def validate(%{"type" => "Update"} = update_activity, meta) do
with {:ok, update_activity} <-
update_activity
|> UpdateValidator.cast_and_validate()
|> Ecto.Changeset.apply_action(:insert) do
update_activity = stringify_keys(update_activity)
{:ok, update_activity, meta}
end
end
def validate(%{"type" => "Undo"} = object, meta) do
with {:ok, object} <-
object

59
lib/pleroma/web/activity_pub/object_validators/update_validator.ex Normal file
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@ -0,0 +1,59 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ObjectValidators.UpdateValidator do
use Ecto.Schema
alias Pleroma.EctoType.ActivityPub.ObjectValidators
import Ecto.Changeset
import Pleroma.Web.ActivityPub.ObjectValidators.CommonValidations
@primary_key false
embedded_schema do
field(:id, ObjectValidators.ObjectID, primary_key: true)
field(:type, :string)
field(:actor, ObjectValidators.ObjectID)
field(:to, ObjectValidators.Recipients, default: [])
field(:cc, ObjectValidators.Recipients, default: [])
# In this case, we save the full object in this activity instead of just a
# reference, so we can always see what was actually changed by this.
field(:object, :map)
end
def cast_data(data) do
%__MODULE__{}
|> cast(data, __schema__(:fields))
end
def validate_data(cng) do
cng
|> validate_required([:id, :type, :actor, :to, :cc, :object])
|> validate_inclusion(:type, ["Update"])
|> validate_actor_presence()
|> validate_updating_rights()
end
def cast_and_validate(data) do
data
|> cast_data
|> validate_data
end
# For now we only support updating users, and here the rule is easy:
# object id == actor id
def validate_updating_rights(cng) do
with actor = get_field(cng, :actor),
object = get_field(cng, :object),
{:ok, object_id} <- ObjectValidators.ObjectID.cast(object),
true <- actor == object_id do
cng
else
_e ->
cng
|> add_error(:object, "Can't be updated by this actor")
end
end
end

20
lib/pleroma/web/activity_pub/side_effects.ex
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@ -20,6 +20,26 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
def handle(object, meta \\ [])
# Tasks this handles:
# - Update the user
#
# For a local user, we also get a changeset with the full information, so we
# can update non-federating, non-activitypub settings as well.
def handle(%{data: %{"type" => "Update", "object" => updated_object}} = object, meta) do
if changeset = Keyword.get(meta, :user_update_changeset) do
changeset
|> User.update_and_set_cache()
else
{:ok, new_user_data} = ActivityPub.user_data_from_user_object(updated_object)
User.get_by_ap_id(updated_object["id"])
|> User.remote_user_changeset(new_user_data)
|> User.update_and_set_cache()
end
{:ok, object, meta}
end
# Tasks this handles:
# - Add like to object
# - Set up notification

33
lib/pleroma/web/activity_pub/transmogrifier.ex
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@ -684,35 +684,12 @@ def handle_incoming(%{"type" => type} = data, _options)
end
def handle_incoming(
%{"type" => "Update", "object" => %{"type" => object_type} = object, "actor" => actor_id} =
data,
%{"type" => "Update"} = data,
_options
)
when object_type in [
"Person",
"Application",
"Service",
"Organization"
] do
with %User{ap_id: ^actor_id} = actor <- User.get_cached_by_ap_id(object["id"]) do
{:ok, new_user_data} = ActivityPub.user_data_from_user_object(object)
actor
|> User.remote_user_changeset(new_user_data)
|> User.update_and_set_cache()
ActivityPub.update(%{
local: false,
to: data["to"] || [],
cc: data["cc"] || [],
object: object,
actor: actor_id,
activity_id: data["id"]
})
else
e ->
Logger.error(e)
:error
) do
with {:ok, %User{}} <- ObjectValidator.fetch_actor(data),
{:ok, activity, _} <- Pipeline.common_pipeline(data, local: false) do
{:ok, activity}
end
end

53
lib/pleroma/web/mastodon_api/controllers/account_controller.ex
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@ -20,6 +20,8 @@ defmodule Pleroma.Web.MastodonAPI.AccountController do
alias Pleroma.Plugs.RateLimiter
alias Pleroma.User
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.ActivityPub.Builder
alias Pleroma.Web.ActivityPub.Pipeline
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.MastodonAPI.ListView
alias Pleroma.Web.MastodonAPI.MastodonAPI
@ -182,34 +184,39 @@ def update_credentials(%{assigns: %{user: user}, body_params: params} = conn, _p
end)
|> Maps.put_if_present(:actor_type, params[:actor_type])
changeset = User.update_changeset(user, user_params)
with {:ok, user} <- User.update_and_set_cache(changeset) do
user
|> build_update_activity_params()
|> ActivityPub.update()
render(conn, "show.json", user: user, for: user, with_pleroma_settings: true)
# What happens here:
#
# We want to update the user through the pipeline, but the ActivityPub
# update information is not quite enough for this, because this also
# contains local settings that don't federate and don't even appear
# in the Update activity.
#
# So we first build the normal local changeset, then apply it to the
# user data, but don't persist it. With this, we generate the object
# data for our update activity. We feed this and the changeset as meta
# inforation into the pipeline, where they will be properly updated and
# federated.
with changeset <- User.update_changeset(user, user_params),
{:ok, unpersisted_user} <- Ecto.Changeset.apply_action(changeset, :update),
updated_object <-
Pleroma.Web.ActivityPub.UserView.render("user.json", user: user)
|> Map.delete("@context"),
{:ok, update_data, []} <- Builder.update(user, updated_object),
{:ok, _update, _} <-
Pipeline.common_pipeline(update_data,
local: true,
user_update_changeset: changeset
) do
render(conn, "show.json",
user: unpersisted_user,
for: unpersisted_user,
with_pleroma_settings: true
)
else
_e -> render_error(conn, :forbidden, "Invalid request")
end
end
# Hotfix, handling will be redone with the pipeline
defp build_update_activity_params(user) do
object =
Pleroma.Web.ActivityPub.UserView.render("user.json", user: user)
|> Map.delete("@context")
%{
local: true,
to: [user.follower_address],
cc: [],
object: object,
actor: user.ap_id
}
end
defp normalize_fields_attributes(fields) do
if Enum.all?(fields, &is_tuple/1) do
Enum.map(fields, fn {_, v} -> v end)

10
test/web/activity_pub/activity_pub_controller_test.exs
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@ -536,6 +536,7 @@ test "accept follow activity", %{conn: conn} do
assert_receive {:mix_shell, :info, ["relay.mastodon.host"]}
end
@tag capture_log: true
test "without valid signature, " <>
"it only accepts Create activities and requires enabled federation",
%{conn: conn} do
@ -648,11 +649,14 @@ test "it accepts messages with bcc as string instead of array", %{conn: conn, da
test "it accepts announces with to as string instead of array", %{conn: conn} do
user = insert(:user)
{:ok, post} = CommonAPI.post(user, %{status: "hey"})
announcer = insert(:user, local: false)
data = %{
"@context" => "https://www.w3.org/ns/activitystreams",
"actor" => "http://mastodon.example.org/users/admin",
"id" => "http://mastodon.example.org/users/admin/statuses/19512778738411822/activity",
"object" => "https://mastodon.social/users/emelie/statuses/101849165031453009",
"actor" => announcer.ap_id,
"id" => "#{announcer.ap_id}/statuses/19512778738411822/activity",
"object" => post.data["object"],
"to" => "https://www.w3.org/ns/activitystreams#Public",
"cc" => [user.ap_id],
"type" => "Announce"

46
test/web/activity_pub/activity_pub_test.exs
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@ -1092,52 +1092,6 @@ test "it filters broken threads" do
end
end
describe "update" do
setup do: clear_config([:instance, :max_pinned_statuses])
test "it creates an update activity with the new user data" do
user = insert(:user)
{:ok, user} = User.ensure_keys_present(user)
user_data = Pleroma.Web.ActivityPub.UserView.render("user.json", %{user: user})
{:ok, update} =
ActivityPub.update(%{
actor: user_data["id"],
to: [user.follower_address],
cc: [],
object: user_data
})
assert update.data["actor"] == user.ap_id
assert update.data["to"] == [user.follower_address]
assert embedded_object = update.data["object"]
assert embedded_object["id"] == user_data["id"]
assert embedded_object["type"] == user_data["type"]
end
end
test "returned pinned statuses" do
Config.put([:instance, :max_pinned_statuses], 3)
user = insert(:user)
{:ok, activity_one} = CommonAPI.post(user, %{status: "HI!!!"})
{:ok, activity_two} = CommonAPI.post(user, %{status: "HI!!!"})
{:ok, activity_three} = CommonAPI.post(user, %{status: "HI!!!"})
CommonAPI.pin(activity_one.id, user)
user = refresh_record(user)
CommonAPI.pin(activity_two.id, user)
user = refresh_record(user)
CommonAPI.pin(activity_three.id, user)
user = refresh_record(user)
activities = ActivityPub.fetch_user_activities(user, nil, %{pinned: true})
assert 3 = length(activities)
end
describe "flag/1" do
setup do
reporter = insert(:user)

32
test/web/activity_pub/object_validator_test.exs
View File

@ -622,4 +622,36 @@ test "returns an error if the actor can't announce the object", %{
assert {:actor, {"can not announce this object publicly", []}} in cng.errors
end
end
describe "updates" do
setup do
user = insert(:user)
object = %{
"id" => user.ap_id,
"name" => "A new name",
"summary" => "A new bio"
}
{:ok, valid_update, []} = Builder.update(user, object)
%{user: user, valid_update: valid_update}
end
test "validates a basic object", %{valid_update: valid_update} do
assert {:ok, _update, []} = ObjectValidator.validate(valid_update, [])
end
test "returns an error if the object can't be updated by the actor", %{
valid_update: valid_update
} do
other_user = insert(:user)
update =
valid_update
|> Map.put("actor", other_user.ap_id)
assert {:error, _cng} = ObjectValidator.validate(update, [])
end
end
end

25
test/web/activity_pub/side_effects_test.exs
View File

@ -64,6 +64,31 @@ test "it streams out notifications and streams" do
end
end
describe "update users" do
setup do
user = insert(:user)
{:ok, update_data, []} = Builder.update(user, %{"id" => user.ap_id, "name" => "new name!"})
{:ok, update, _meta} = ActivityPub.persist(update_data, local: true)
%{user: user, update_data: update_data, update: update}
end
test "it updates the user", %{user: user, update: update} do
{:ok, _, _} = SideEffects.handle(update)
user = User.get_by_id(user.id)
assert user.name == "new name!"
end
test "it uses a given changeset to update", %{user: user, update: update} do
changeset = Ecto.Changeset.change(user, %{default_scope: "direct"})
assert user.default_scope == "public"
{:ok, _, _} = SideEffects.handle(update, user_update_changeset: changeset)
user = User.get_by_id(user.id)
assert user.default_scope == "direct"
end
end
describe "delete objects" do
setup do
user = insert(:user)

159
test/web/activity_pub/transmogrifier/user_update_handling_test.exs Normal file
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@ -0,0 +1,159 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.Transmogrifier.UserUpdateHandlingTest do
use Pleroma.DataCase
alias Pleroma.Activity
alias Pleroma.User
alias Pleroma.Web.ActivityPub.Transmogrifier
import Pleroma.Factory
test "it works for incoming update activities" do
user = insert(:user, local: false)
update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
object =
update_data["object"]
|> Map.put("actor", user.ap_id)
|> Map.put("id", user.ap_id)
update_data =
update_data
|> Map.put("actor", user.ap_id)
|> Map.put("object", object)
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(update_data)
assert data["id"] == update_data["id"]
user = User.get_cached_by_ap_id(data["actor"])
assert user.name == "gargle"
assert user.avatar["url"] == [
%{
"href" =>
"https://cd.niu.moe/accounts/avatars/000/033/323/original/fd7f8ae0b3ffedc9.jpeg"
}
]
assert user.banner["url"] == [
%{
"href" =>
"https://cd.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
}
]
assert user.bio == "<p>Some bio</p>"
end
test "it works with alsoKnownAs" do
%{ap_id: actor} = insert(:user, local: false)
assert User.get_cached_by_ap_id(actor).also_known_as == []
{:ok, _activity} =
"test/fixtures/mastodon-update.json"
|> File.read!()
|> Poison.decode!()
|> Map.put("actor", actor)
|> Map.update!("object", fn object ->
object
|> Map.put("actor", actor)
|> Map.put("id", actor)
|> Map.put("alsoKnownAs", [
"http://mastodon.example.org/users/foo",
"http://example.org/users/bar"
])
end)
|> Transmogrifier.handle_incoming()
assert User.get_cached_by_ap_id(actor).also_known_as == [
"http://mastodon.example.org/users/foo",
"http://example.org/users/bar"
]
end
test "it works with custom profile fields" do
user = insert(:user, local: false)
assert user.fields == []
update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
object =
update_data["object"]
|> Map.put("actor", user.ap_id)
|> Map.put("id", user.ap_id)
update_data =
update_data
|> Map.put("actor", user.ap_id)
|> Map.put("object", object)
{:ok, _update_activity} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.fields == [
%{"name" => "foo", "value" => "updated"},
%{"name" => "foo1", "value" => "updated"}
]
Pleroma.Config.put([:instance, :max_remote_account_fields], 2)
update_data =
update_data
|> put_in(["object", "attachment"], [
%{"name" => "foo", "type" => "PropertyValue", "value" => "bar"},
%{"name" => "foo11", "type" => "PropertyValue", "value" => "bar11"},
%{"name" => "foo22", "type" => "PropertyValue", "value" => "bar22"}
])
|> Map.put("id", update_data["id"] <> ".")
{:ok, _} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.fields == [
%{"name" => "foo", "value" => "updated"},
%{"name" => "foo1", "value" => "updated"}
]
update_data =
update_data
|> put_in(["object", "attachment"], [])
|> Map.put("id", update_data["id"] <> ".")
{:ok, _} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.fields == []
end
test "it works for incoming update activities which lock the account" do
user = insert(:user, local: false)
update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
object =
update_data["object"]
|> Map.put("actor", user.ap_id)
|> Map.put("id", user.ap_id)
|> Map.put("manuallyApprovesFollowers", true)
update_data =
update_data
|> Map.put("actor", user.ap_id)
|> Map.put("object", object)
{:ok, %Activity{local: false}} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.locked == true
end
end

156
test/web/activity_pub/transmogrifier_test.exs
View File

@ -401,162 +401,6 @@ test "it strips internal reactions" do
refute Map.has_key?(object_data, "reaction_count")
end
test "it works for incoming update activities" do
data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
object =
update_data["object"]
|> Map.put("actor", data["actor"])
|> Map.put("id", data["actor"])
update_data =
update_data
|> Map.put("actor", data["actor"])
|> Map.put("object", object)
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(update_data)
assert data["id"] == update_data["id"]
user = User.get_cached_by_ap_id(data["actor"])
assert user.name == "gargle"
assert user.avatar["url"] == [
%{
"href" =>
"https://cd.niu.moe/accounts/avatars/000/033/323/original/fd7f8ae0b3ffedc9.jpeg"
}
]
assert user.banner["url"] == [
%{
"href" =>
"https://cd.niu.moe/accounts/headers/000/033/323/original/850b3448fa5fd477.png"
}
]
assert user.bio == "<p>Some bio</p>"
end
test "it works with alsoKnownAs" do
{:ok, %Activity{data: %{"actor" => actor}}} =
"test/fixtures/mastodon-post-activity.json"
|> File.read!()
|> Poison.decode!()
|> Transmogrifier.handle_incoming()
assert User.get_cached_by_ap_id(actor).also_known_as == ["http://example.org/users/foo"]
{:ok, _activity} =
"test/fixtures/mastodon-update.json"
|> File.read!()
|> Poison.decode!()
|> Map.put("actor", actor)
|> Map.update!("object", fn object ->
object
|> Map.put("actor", actor)
|> Map.put("id", actor)
|> Map.put("alsoKnownAs", [
"http://mastodon.example.org/users/foo",
"http://example.org/users/bar"
])
end)
|> Transmogrifier.handle_incoming()
assert User.get_cached_by_ap_id(actor).also_known_as == [
"http://mastodon.example.org/users/foo",
"http://example.org/users/bar"
]
end
test "it works with custom profile fields" do
{:ok, activity} =
"test/fixtures/mastodon-post-activity.json"
|> File.read!()
|> Poison.decode!()
|> Transmogrifier.handle_incoming()
user = User.get_cached_by_ap_id(activity.actor)
assert user.fields == [
%{"name" => "foo", "value" => "bar"},
%{"name" => "foo1", "value" => "bar1"}
]
update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
object =
update_data["object"]
|> Map.put("actor", user.ap_id)
|> Map.put("id", user.ap_id)
update_data =
update_data
|> Map.put("actor", user.ap_id)
|> Map.put("object", object)
{:ok, _update_activity} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.fields == [
%{"name" => "foo", "value" => "updated"},
%{"name" => "foo1", "value" => "updated"}
]
Pleroma.Config.put([:instance, :max_remote_account_fields], 2)
update_data =
put_in(update_data, ["object", "attachment"], [
%{"name" => "foo", "type" => "PropertyValue", "value" => "bar"},
%{"name" => "foo11", "type" => "PropertyValue", "value" => "bar11"},
%{"name" => "foo22", "type" => "PropertyValue", "value" => "bar22"}
])
{:ok, _} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.fields == [
%{"name" => "foo", "value" => "updated"},
%{"name" => "foo1", "value" => "updated"}
]
update_data = put_in(update_data, ["object", "attachment"], [])
{:ok, _} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(user.ap_id)
assert user.fields == []
end
test "it works for incoming update activities which lock the account" do
data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
object =
update_data["object"]
|> Map.put("actor", data["actor"])
|> Map.put("id", data["actor"])
|> Map.put("manuallyApprovesFollowers", true)
update_data =
update_data
|> Map.put("actor", data["actor"])
|> Map.put("object", object)
{:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(update_data)
user = User.get_cached_by_ap_id(data["actor"])
assert user.locked == true
end
test "it works for incomming unfollows with an existing follow" do
user = insert(:user)