Move apub context to join-lemmy.org (fixes #4234) (#4302)

* Move apub context to join-lemmy.org (fixes #4234) * Dont store federation context in sent_activity table * include basic activitypub context * update lib * ci
4 months ago · 4ca63c5641
parent 346ff11795
commit 4ca63c5641
8 changed files with 115 additions and 136 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@ -10,9 +10,9 @@ checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"

 [[package]]
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@ -106,9 +106,9 @@ dependencies = [

 [[package]]
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@ -151,7 +151,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "syn 2.0.48",
 ]

 [[package]]
@ -261,9 +261,9 @@ dependencies = [

 [[package]]
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@ -309,7 +309,7 @@ dependencies = [
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+ "syn 2.0.48",
 ]

 [[package]]
@ -527,18 +527,18 @@ checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
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 [[package]]
@ -911,7 +911,7 @@ dependencies = [
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+ "syn 2.0.48",
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 [[package]]
@ -1256,7 +1256,7 @@ dependencies = [
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 [[package]]
@ -1289,7 +1289,7 @@ checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
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 [[package]]
@ -1454,7 +1454,7 @@ dependencies = [
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 [[package]]
@ -1465,7 +1465,7 @@ checksum = "c7267437d5b12df60ae29bd97f8d120f1c3a6272d6f213551afa56bbb2ecfbb7"
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 [[package]]
@ -1477,7 +1477,7 @@ dependencies = [
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 [[package]]
@ -1507,7 +1507,7 @@ version = "0.1.0"
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@ -1699,7 +1699,7 @@ checksum = "f282cfdfe92516eb26c2af8589c274c7c17681f5ecc03c18255fe741c6aa64eb"
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 [[package]]
@ -1887,9 +1887,9 @@ dependencies = [

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@ -1902,9 +1902,9 @@ dependencies = [

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@ -1912,15 +1912,15 @@ dependencies = [

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@ -1929,38 +1929,38 @@ dependencies = [

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@ -3141,7 +3141,7 @@ checksum = "ddece26afd34c31585c74a4db0630c376df271c285d682d1e55012197830b6df"
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+ "syn 2.0.48",
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 [[package]]
@ -3226,9 +3226,9 @@ dependencies = [

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@ -3381,9 +3381,9 @@ checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"

 [[package]]
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@ -3402,7 +3402,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
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 [[package]]
@ -3413,9 +3413,9 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"

 [[package]]
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@ -3828,7 +3828,7 @@ checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
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 [[package]]
@ -3968,9 +3968,9 @@ dependencies = [

 [[package]]
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@ -4048,7 +4048,7 @@ dependencies = [
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 [[package]]
@ -4133,9 +4133,9 @@ dependencies = [

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@ -4193,7 +4193,7 @@ checksum = "b8f439da1766942fe069954da6058b2e6c1760eb878bae76f5be9fc29f56f574"
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 [[package]]
@ -4257,7 +4257,7 @@ dependencies = [
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 [[package]]
@ -4312,9 +4312,9 @@ checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"

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@ -4694,9 +4694,9 @@ dependencies = [

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@ -4712,20 +4712,20 @@ dependencies = [

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@ -4789,7 +4789,7 @@ dependencies = [
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@ -4814,7 +4814,7 @@ checksum = "91d129178576168c589c9ec973feedf7d3126c01ac2bf08795109aa35b69fb8f"
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@ -5089,7 +5089,7 @@ dependencies = [
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 [[package]]
@ -5111,9 +5111,9 @@ dependencies = [

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 [[package]]
@ -5834,7 +5834,7 @@ dependencies = [
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 [[package]]
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@ -6069,7 +6069,7 @@ checksum = "f0eb82fcb7930ae6219a7ecfd55b217f5f0893484b7a13022ebb2b2bf20b5283"
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 "zstd-sys",
 ]

--- a/Cargo.toml
+++ b/Cargo.toml
@ -95,7 +95,7 @@ lemmy_routes = { version = "=0.19.2-rc.2", path = "./crates/routes" }
 lemmy_db_views = { version = "=0.19.2-rc.2", path = "./crates/db_views" }
 lemmy_db_views_actor = { version = "=0.19.2-rc.2", path = "./crates/db_views_actor" }
 lemmy_db_views_moderator = { version = "=0.19.2-rc.2", path = "./crates/db_views_moderator" }
-activitypub_federation = { version = "0.5.0-beta.6", default-features = false, features = [
+activitypub_federation = { version = "0.5.0", default-features = false, features = [
  "actix-web",
 ] }
 diesel = "2.1.4"
--- a/crates/apub/assets/lemmy/context.json
+++ b/crates/apub/assets/lemmy/context.json
@ -1,25 +0,0 @@
-[
-  "https://www.w3.org/ns/activitystreams",
-  "https://w3id.org/security/v1",
-  {
-    "lemmy": "https://join-lemmy.org/ns#",
-    "litepub": "http://litepub.social/ns#",
-    "pt": "https://joinpeertube.org/ns#",
-    "sc": "http://schema.org/",
-    "ChatMessage": "litepub:ChatMessage",
-    "commentsEnabled": "pt:commentsEnabled",
-    "sensitive": "as:sensitive",
-    "matrixUserId": "lemmy:matrixUserId",
-    "postingRestrictedToMods": "lemmy:postingRestrictedToMods",
-    "removeData": "lemmy:removeData",
-    "stickied": "lemmy:stickied",
-    "moderators": {
-      "@type": "@id",
-      "@id": "lemmy:moderators"
-    },
-    "expires": "as:endTime",
-    "distinguished": "lemmy:distinguished",
-    "language": "sc:inLanguage",
-    "identifier": "sc:identifier"
-  }
-]
--- a/crates/apub/src/activities/mod.rs
+++ b/crates/apub/src/activities/mod.rs
@ -23,13 +23,11 @@ use crate::{
    create_or_update::{note::CreateOrUpdateNote, page::CreateOrUpdatePage},
    CreateOrUpdateType,
  },
-  CONTEXT,
 };
 use activitypub_federation::{
  config::Data,
  fetch::object_id::ObjectId,
  kinds::{activity::AnnounceType, public},
-  protocol::context::WithContext,
  traits::{ActivityHandler, Actor},
 };
 use anyhow::anyhow;
@ -44,7 +42,6 @@ use lemmy_db_schema::source::{
 use lemmy_db_views_actor::structs::{CommunityPersonBanView, CommunityView};
 use lemmy_utils::error::{LemmyError, LemmyErrorExt, LemmyErrorType, LemmyResult};
 use serde::Serialize;
-use std::ops::Deref;
 use tracing::info;
 use url::{ParseError, Url};
 use uuid::Uuid;
@ -204,7 +201,6 @@ where
  Activity: ActivityHandler<Error = LemmyError>,
 {
  info!("Saving outgoing activity to queue {}", activity.id());
-  let activity = WithContext::new(activity, CONTEXT.deref().clone());

  let form = SentActivityForm {
    ap_id: activity.id().clone().into(),
--- a/crates/apub/src/activity_lists.rs
+++ b/crates/apub/src/activity_lists.rs
@ -35,7 +35,7 @@ use url::Url;
 /// This could theoretically be defined as an enum with variants `GroupInboxActivities` and
 /// `PersonInboxActivities`. In practice we need to write it out manually so that priorities
 /// are handled correctly.
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Deserialize, Serialize, Clone)]
 #[serde(untagged)]
 #[enum_delegate::implement(ActivityHandler)]
 pub enum SharedInboxActivities {
--- a/crates/apub/src/http/mod.rs
+++ b/crates/apub/src/http/mod.rs
@ -2,7 +2,7 @@ use crate::{
  activity_lists::SharedInboxActivities,
  fetcher::user_or_community::UserOrCommunity,
  protocol::objects::tombstone::Tombstone,
-  CONTEXT,
+  FEDERATION_CONTEXT,
 };
 use activitypub_federation::{
  actix_web::inbox::receive_activity,
@ -43,7 +43,7 @@ fn create_apub_response<T>(data: &T) -> LemmyResult<HttpResponse>
 where
  T: Serialize,
 {
-  let json = serde_json::to_string_pretty(&WithContext::new(data, CONTEXT.clone()))?;
+  let json = serde_json::to_string_pretty(&WithContext::new(data, FEDERATION_CONTEXT.clone()))?;

  Ok(
    HttpResponse::Ok()
@ -54,7 +54,10 @@ where

 fn create_apub_tombstone_response<T: Into<Url>>(id: T) -> LemmyResult<HttpResponse> {
  let tombstone = Tombstone::new(id.into());
-  let json = serde_json::to_string_pretty(&WithContext::new(tombstone, CONTEXT.deref().clone()))?;
+  let json = serde_json::to_string_pretty(&WithContext::new(
+    tombstone,
+    FEDERATION_CONTEXT.deref().clone(),
+  ))?;

  Ok(
    HttpResponse::Gone()
@ -96,13 +99,6 @@ pub(crate) async fn get_activity(
  if sensitive {
    Ok(HttpResponse::Forbidden().finish())
  } else {
-    // Don't use create_apub_response() to avoid duplicate context (the activity stored in db
-    // already includes context).
-    let json = serde_json::to_string_pretty(&activity.data)?;
-    Ok(
-      HttpResponse::Ok()
-        .content_type(FEDERATION_CONTENT_TYPE)
-        .body(json),
-    )
+    create_apub_response(&activity.data)
  }
 }
--- a/crates/apub/src/lib.rs
+++ b/crates/apub/src/lib.rs
@ -12,6 +12,7 @@ use lemmy_db_schema::{
 use lemmy_utils::error::{LemmyError, LemmyErrorType, LemmyResult};
 use moka::future::Cache;
 use once_cell::sync::Lazy;
+use serde_json::Value;
 use std::{sync::Arc, time::Duration};
 use url::Url;

@ -32,8 +33,14 @@ pub const FEDERATION_HTTP_FETCH_LIMIT: u32 = 50;
 /// changes take effect quickly.
 const BLOCKLIST_CACHE_DURATION: Duration = Duration::from_secs(60);

-static CONTEXT: Lazy<Vec<serde_json::Value>> = Lazy::new(|| {
-  serde_json::from_str(include_str!("../assets/lemmy/context.json")).expect("parse context")
+/// Only include a basic context to save space and bandwidth. The main context is hosted statically
+/// on join-lemmy.org. Include activitystreams explicitly for better compat, but this could
+/// theoretically also be moved.
+pub static FEDERATION_CONTEXT: Lazy<Value> = Lazy::new(|| {
+  Value::Array(vec![
+    Value::String("https://join-lemmy.org/context.json".to_string()),
+    Value::String("https://www.w3.org/ns/activitystreams".to_string()),
+  ])
 });

 #[derive(Clone)]
--- a/crates/federate/src/worker.rs
+++ b/crates/federate/src/worker.rs
@ -5,11 +5,15 @@ use crate::util::{
  LEMMY_TEST_FAST_FEDERATION,
  WORK_FINISHED_RECHECK_DELAY,
 };
-use activitypub_federation::{activity_sending::SendActivityTask, config::Data};
+use activitypub_federation::{
+  activity_sending::SendActivityTask,
+  config::Data,
+  protocol::context::WithContext,
+};
 use anyhow::{Context, Result};
 use chrono::{DateTime, TimeZone, Utc};
 use lemmy_api_common::{context::LemmyContext, federate_retry_sleep_duration};
-use lemmy_apub::activity_lists::SharedInboxActivities;
+use lemmy_apub::{activity_lists::SharedInboxActivities, FEDERATION_CONTEXT};
 use lemmy_db_schema::{
  newtypes::{ActivityId, CommunityId, InstanceId},
  source::{
@ -25,6 +29,7 @@ use once_cell::sync::Lazy;
 use reqwest::Url;
 use std::{
  collections::{HashMap, HashSet},
+  ops::Deref,
  time::Duration,
 };
 use tokio::{sync::mpsc::UnboundedSender, time::sleep};
@ -226,9 +231,10 @@ impl InstanceWorker {
      .await
      .context("failed getting actor instance (was it marked deleted / removed?)")?;

+    let object = WithContext::new(object.clone(), FEDERATION_CONTEXT.deref().clone());
    let inbox_urls = inbox_urls.into_iter().collect();
    let requests =
-      SendActivityTask::prepare(object, actor.as_ref(), inbox_urls, &self.context).await?;
+      SendActivityTask::prepare(&object, actor.as_ref(), inbox_urls, &self.context).await?;
    for task in requests {
      // usually only one due to shared inbox
      tracing::debug!("sending out {}", task);