mod actions should always be federated to affected user, in addition to followers

crates/api/src/community.rs

@@ -160,6 +160,7 @@ impl Perform for BanFromCommunity {
       })
       .await?
       .ok();
+
       community
         .send_block_user(&local_user_view.person, banned_person, context)
         .await?;

crates/apub/src/activities/send/comment.rs

@@ -71,7 +71,7 @@ impl ApubObjectType for Comment {
       // Set the mention tags
       .set_many_tags(maa.get_tags()?);
 
-    send_to_community(create.clone(), &creator, &community, context).await?;
+    send_to_community(create.clone(), &creator, &community, None, context).await?;
     send_comment_mentions(&creator, maa.inboxes, create, context).await?;
     Ok(())
   }
@@ -104,7 +104,7 @@ impl ApubObjectType for Comment {
       // Set the mention tags
       .set_many_tags(maa.get_tags()?);
 
-    send_to_community(update.clone(), &creator, &community, context).await?;
+    send_to_community(update.clone(), &creator, &community, None, context).await?;
     send_comment_mentions(&creator, maa.inboxes, update, context).await?;
     Ok(())
   }
@@ -129,7 +129,7 @@ impl ApubObjectType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(delete, &creator, &community, context).await?;
+    send_to_community(delete, &creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -169,7 +169,7 @@ impl ApubObjectType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(undo, &creator, &community, context).await?;
+    send_to_community(undo, &creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -193,7 +193,7 @@ impl ApubObjectType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(remove, &mod_, &community, context).await?;
+    send_to_community(remove, &mod_, &community, None, context).await?;
     Ok(())
   }
 
@@ -233,7 +233,7 @@ impl ApubObjectType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(undo, &mod_, &community, context).await?;
+    send_to_community(undo, &mod_, &community, None, context).await?;
     Ok(())
   }
 }
@@ -260,7 +260,7 @@ impl ApubLikeableType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(like, &creator, &community, context).await?;
+    send_to_community(like, &creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -284,7 +284,7 @@ impl ApubLikeableType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(dislike, &creator, &community, context).await?;
+    send_to_community(dislike, &creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -323,7 +323,7 @@ impl ApubLikeableType for Comment {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(undo, &creator, &community, context).await?;
+    send_to_community(undo, &creator, &community, None, context).await?;
     Ok(())
   }
 }

crates/apub/src/activities/send/community.rs

@@ -3,7 +3,7 @@ use crate::{
   activity_queue::{send_activity_single_dest, send_to_community, send_to_community_followers},
   check_is_apub_id_valid,
   extensions::context::lemmy_context,
-  fetcher::person::get_or_fetch_and_upsert_person,
+  fetcher::{get_or_fetch_and_upsert_actor, person::get_or_fetch_and_upsert_person},
   generate_moderators_url,
   insert_activity,
   ActorType,
@@ -72,6 +72,10 @@ impl ActorType for Community {
 
 #[async_trait::async_trait(?Send)]
 impl CommunityType for Community {
+  fn followers_url(&self) -> Url {
+    self.followers_url.clone().into_inner()
+  }
+
   /// As a local community, accept the follow request from a remote person.
   async fn send_accept_follow(
     &self,
@@ -104,9 +108,9 @@ impl CommunityType for Community {
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(DeleteType::Delete)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.followers_url()]);
 
-    send_to_community_followers(delete, self, context).await?;
+    send_to_community_followers(delete, self, None, context).await?;
     Ok(())
   }
 
@@ -117,16 +121,16 @@ impl CommunityType for Community {
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(DeleteType::Delete)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.followers_url()]);
 
     let mut undo = Undo::new(self.actor_id(), delete.into_any_base()?);
     undo
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(UndoType::Undo)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.followers_url()]);
 
-    send_to_community_followers(undo, self, context).await?;
+    send_to_community_followers(undo, self, None, context).await?;
     Ok(())
   }
 
@@ -137,9 +141,9 @@ impl CommunityType for Community {
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(RemoveType::Remove)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.followers_url()]);
 
-    send_to_community_followers(remove, self, context).await?;
+    send_to_community_followers(remove, self, None, context).await?;
     Ok(())
   }
 
@@ -150,7 +154,7 @@ impl CommunityType for Community {
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(RemoveType::Remove)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.followers_url()]);
 
     // Undo that fake activity
     let mut undo = Undo::new(self.actor_id(), remove.into_any_base()?);
@@ -158,9 +162,9 @@ impl CommunityType for Community {
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(LikeType::Like)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.followers_url()]);
 
-    send_to_community_followers(undo, self, context).await?;
+    send_to_community_followers(undo, self, None, context).await?;
     Ok(())
   }
 
@@ -170,9 +174,13 @@ impl CommunityType for Community {
   /// If we are announcing a local activity, it hasn't been stored in the database yet, and we need
   /// to do it here, so that it can be fetched by ID. Remote activities are inserted into DB in the
   /// inbox.
+  ///
+  /// If the `object` of the announced activity is an actor, the actor ID needs to be passed as
+  /// `object_actor`, so that the announce can be delivered to that user.
   async fn send_announce(
     &self,
     activity: AnyBase,
+    object_actor: Option<Url>,
     context: &LemmyContext,
   ) -> Result<(), LemmyError> {
     let inner_id = activity.id().context(location_info!())?;
@@ -180,14 +188,27 @@ impl CommunityType for Community {
       insert_activity(inner_id, activity.clone(), true, false, context.pool()).await?;
     }
 
+    let mut ccs = vec![self.followers_url()];
+    let mut object_actor_inbox: Option<Url> = None;
+    if let Some(actor_id) = object_actor {
+      // Ignore errors, maybe its not actually an actor
+      // TODO: should pass the actual request counter in, but that seems complicated
+      let actor = get_or_fetch_and_upsert_actor(&actor_id, context, &mut 0)
+        .await
+        .ok();
+      if let Some(actor) = actor {
+        ccs.push(actor_id);
+        object_actor_inbox = Some(actor.get_shared_inbox_or_inbox_url());
+      }
+    }
     let mut announce = Announce::new(self.actor_id(), activity);
     announce
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(AnnounceType::Announce)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(ccs);
 
-    send_to_community_followers(announce, self, context).await?;
+    send_to_community_followers(announce, self, object_actor_inbox, context).await?;
 
     Ok(())
   }
@@ -227,7 +248,7 @@ impl CommunityType for Community {
       .set_many_ccs(vec![self.actor_id()])
       .set_target(generate_moderators_url(&self.actor_id)?.into_inner());
 
-    send_to_community(add, actor, self, context).await?;
+    send_to_community(add, actor, self, Some(added_mod.actor_id()), context).await?;
     Ok(())
   }
 
@@ -245,11 +266,10 @@ impl CommunityType for Community {
       .set_many_ccs(vec![self.actor_id()])
       .set_target(generate_moderators_url(&self.actor_id)?.into_inner());
 
-    send_to_community(remove, &actor, self, context).await?;
+    send_to_community(remove, &actor, self, Some(removed_mod.actor_id()), context).await?;
     Ok(())
   }
 
-  // / TODO: also need to implement the Undo for this
   async fn send_block_user(
     &self,
     actor: &Person,
@@ -263,17 +283,17 @@ impl CommunityType for Community {
       .set_to(public())
       .set_many_ccs(vec![self.actor_id()]);
 
-    send_to_community(block, &actor, self, context).await?;
+    send_to_community(block, &actor, self, Some(blocked_user.actor_id()), context).await?;
     Ok(())
   }
 
   async fn send_undo_block_user(
     &self,
     actor: &Person,
-    blocked_user: Person,
+    unblocked_user: Person,
     context: &LemmyContext,
   ) -> Result<(), LemmyError> {
-    let mut block = Block::new(actor.actor_id(), blocked_user.actor_id());
+    let mut block = Block::new(actor.actor_id(), unblocked_user.actor_id());
     block
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(BlockType::Block)?)
@@ -286,8 +306,9 @@ impl CommunityType for Community {
       .set_many_contexts(lemmy_context()?)
       .set_id(generate_activity_id(UndoType::Undo)?)
       .set_to(public())
-      .set_many_ccs(vec![self.followers_url.clone().into_inner()]);
+      .set_many_ccs(vec![self.actor_id()]);
-    send_to_community(undo, &actor, self, context).await?;
+
+    send_to_community(undo, &actor, self, Some(unblocked_user.actor_id()), context).await?;
     Ok(())
   }
 }

crates/apub/src/activities/send/post.rs

@@ -49,7 +49,7 @@ impl ApubObjectType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(create, creator, &community, context).await?;
+    send_to_community(create, creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -73,7 +73,7 @@ impl ApubObjectType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(update, creator, &community, context).await?;
+    send_to_community(update, creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -94,7 +94,7 @@ impl ApubObjectType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(delete, creator, &community, context).await?;
+    send_to_community(delete, creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -130,7 +130,7 @@ impl ApubObjectType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(undo, creator, &community, context).await?;
+    send_to_community(undo, creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -151,7 +151,7 @@ impl ApubObjectType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(remove, mod_, &community, context).await?;
+    send_to_community(remove, mod_, &community, None, context).await?;
     Ok(())
   }
 
@@ -187,7 +187,7 @@ impl ApubObjectType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(undo, mod_, &community, context).await?;
+    send_to_community(undo, mod_, &community, None, context).await?;
     Ok(())
   }
 }
@@ -211,7 +211,7 @@ impl ApubLikeableType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(like, &creator, &community, context).await?;
+    send_to_community(like, &creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -232,7 +232,7 @@ impl ApubLikeableType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(dislike, &creator, &community, context).await?;
+    send_to_community(dislike, &creator, &community, None, context).await?;
     Ok(())
   }
 
@@ -268,7 +268,7 @@ impl ApubLikeableType for Post {
       .set_to(public())
       .set_many_ccs(vec![community.actor_id()]);
 
-    send_to_community(undo, &creator, &community, context).await?;
+    send_to_community(undo, &creator, &community, None, context).await?;
     Ok(())
   }
 }

crates/apub/src/activity_queue.rs

@@ -21,7 +21,6 @@ use background_jobs::{
   WorkerConfig,
 };
 use itertools::Itertools;
-use lemmy_db_queries::DbPool;
 use lemmy_db_schema::source::{community::Community, person::Person};
 use lemmy_utils::{location_info, settings::structs::Settings, LemmyError};
 use lemmy_websocket::LemmyContext;
@@ -53,16 +52,7 @@ where
       &activity.id_unchecked(),
       &inbox
     );
-    send_activity_internal(
+    send_activity_internal(context, activity, creator, vec![inbox], true, true).await?;
-      context.activity_queue(),
-      activity,
-      creator,
-      vec![inbox],
-      context.pool(),
-      true,
-      true,
-    )
-    .await?;
   }
 
   Ok(())
@@ -72,11 +62,11 @@ where
 ///
 /// * `activity` the apub activity to send
 /// * `community` the sending community
-/// * `sender_shared_inbox` in case of an announce, this should be the shared inbox of the inner
+/// * `extra_inbox` actor inbox which should receive the activity, in addition to followers
-///                         activities creator, as receiving a known activity will cause an error
 pub(crate) async fn send_to_community_followers<T, Kind>(
   activity: T,
   community: &Community,
+  extra_inbox: Option<Url>,
   context: &LemmyContext,
 ) -> Result<(), LemmyError>
 where
@@ -84,31 +74,25 @@ where
   Kind: Serialize,
   <T as Extends<Kind>>::Error: From<serde_json::Error> + Send + Sync + 'static,
 {
-  let follower_inboxes: Vec<Url> = community
+  let extra_inbox: Vec<Url> = extra_inbox.into_iter().collect();
-    .get_follower_inboxes(context.pool())
+  let follower_inboxes: Vec<Url> = vec![
-    .await?
+    community.get_follower_inboxes(context.pool()).await?,
-    .iter()
+    extra_inbox,
-    .unique()
+  ]
-    .filter(|inbox| inbox.host_str() != Some(&Settings::get().hostname()))
+  .iter()
-    .filter(|inbox| check_is_apub_id_valid(inbox).is_ok())
+  .flatten()
-    .map(|inbox| inbox.to_owned())
+  .unique()
-    .collect();
+  .filter(|inbox| inbox.host_str() != Some(&Settings::get().hostname()))
+  .filter(|inbox| check_is_apub_id_valid(inbox).is_ok())
+  .map(|inbox| inbox.to_owned())
+  .collect();
   debug!(
     "Sending activity {:?} to followers of {}",
     &activity.id_unchecked().map(|i| i.to_string()),
     &community.actor_id
   );
 
-  send_activity_internal(
+  send_activity_internal(context, activity, community, follower_inboxes, true, false).await?;
-    context.activity_queue(),
-    activity,
-    community,
-    follower_inboxes,
-    context.pool(),
-    true,
-    false,
-  )
-  .await?;
 
   Ok(())
 }
@@ -118,11 +102,14 @@ where
 /// * `activity` the activity to send
 /// * `creator` the creator of the activity
 /// * `community` the destination community
+/// * `object_actor` if the object of the activity is an actor, it should be passed here so it can
+///                  be sent directly to the actor
 ///
 pub(crate) async fn send_to_community<T, Kind>(
   activity: T,
   creator: &Person,
   community: &Community,
+  object_actor: Option<Url>,
   context: &LemmyContext,
 ) -> Result<(), LemmyError>
 where
@@ -133,7 +120,7 @@ where
   // if this is a local community, we need to do an announce from the community instead
   if community.local {
     community
-      .send_announce(activity.into_any_base()?, context)
+      .send_announce(activity.into_any_base()?, object_actor, context)
       .await?;
   } else {
     let inbox = community.get_shared_inbox_or_inbox_url();
@@ -143,16 +130,8 @@ where
       &activity.id_unchecked(),
       &community.actor_id
     );
-    send_activity_internal(
+    // dont send to object_actor here, as that is responsibility of the community itself
-      context.activity_queue(),
+    send_activity_internal(context, activity, creator, vec![inbox], true, false).await?;
-      activity,
-      creator,
-      vec![inbox],
-      context.pool(),
-      true,
-      false,
-    )
-    .await?;
   }
 
   Ok(())
@@ -185,12 +164,7 @@ where
     .map(|i| i.to_owned())
     .collect();
   send_activity_internal(
-    context.activity_queue(),
+    context, activity, creator, mentions, false, // Don't create a new DB row
-    activity,
-    creator,
-    mentions,
-    context.pool(),
-    false, // Don't create a new DB row
     false,
   )
   .await?;
@@ -203,11 +177,10 @@ where
 /// The caller of this function needs to remove any blocked domains from `to`,
 /// using `check_is_apub_id_valid()`.
 async fn send_activity_internal<T, Kind>(
-  activity_sender: &QueueHandle,
+  context: &LemmyContext,
   activity: T,
   actor: &dyn ActorType,
   inboxes: Vec<Url>,
-  pool: &DbPool,
   insert_into_db: bool,
   sensitive: bool,
 ) -> Result<(), LemmyError>
@@ -234,7 +207,7 @@ where
   // might send the same ap_id
   if insert_into_db {
     let id = activity.id().context(location_info!())?;
-    insert_activity(id, activity.clone(), true, sensitive, pool).await?;
+    insert_activity(id, activity.clone(), true, sensitive, context.pool()).await?;
   }
 
   for i in inboxes {
@@ -247,7 +220,7 @@ where
     if env::var("LEMMY_TEST_SEND_SYNC").is_ok() {
       do_send(message, &Client::default()).await?;
     } else {
-      activity_sender.queue::<SendActivityTask>(message)?;
+      context.activity_queue.queue::<SendActivityTask>(message)?;
     }
   }
 

crates/apub/src/lib.rs

@@ -191,6 +191,7 @@ pub trait ActorType {
 
 #[async_trait::async_trait(?Send)]
 pub trait CommunityType {
+  fn followers_url(&self) -> Url;
   async fn get_follower_inboxes(&self, pool: &DbPool) -> Result<Vec<Url>, LemmyError>;
   async fn send_accept_follow(
     &self,
@@ -207,6 +208,7 @@ pub trait CommunityType {
   async fn send_announce(
     &self,
     activity: AnyBase,
+    object: Option<Url>,
     context: &LemmyContext,
   ) -> Result<(), LemmyError>;
 

crates/apub_receive/src/inbox/community_inbox.rs

@@ -241,8 +241,9 @@ pub(crate) async fn community_receive_message(
   if do_announce {
     // Check again that the activity is public, just to be sure
     verify_is_addressed_to_public(&activity)?;
+    let object_actor = activity.object().clone().single_xsd_any_uri();
     to_community
-      .send_announce(activity.into_any_base()?, context)
+      .send_announce(activity.into_any_base()?, object_actor, context)
       .await?;
   }
 

crates/apub_receive/src/inbox/receive_for_community.rs

@@ -260,7 +260,13 @@ pub(in crate::inbox) async fn receive_remove_for_community(
       CommunityModerator::leave(conn, &form)
     })
     .await??;
-    community.send_announce(remove_any_base, context).await?;
+    community
+      .send_announce(
+        remove_any_base,
+        remove.object().clone().single_xsd_any_uri(),
+        context,
+      )
+      .await?;
     // TODO: send websocket notification about removed mod
     Ok(())
   }
@@ -446,7 +452,13 @@ pub(in crate::inbox) async fn receive_add_for_community(
     .await??;
   }
   if community.local {
-    community.send_announce(add_any_base, context).await?;
+    community
+      .send_announce(
+        add_any_base,
+        add.object().clone().single_xsd_any_uri(),
+        context,
+      )
+      .await?;
   }
   // TODO: send websocket notification about added mod
   Ok(())

docker/dev/volume_mount.dockerfile

@@ -24,7 +24,6 @@ RUN apt-get update -y
 RUN apt-get install -y libpq-dev espeak 
 
 # Copy resources
-COPY config/defaults.hjson /config/defaults.hjson
 COPY --from=rust /app/lemmy_server /app/lemmy
 
 EXPOSE 8536

docker/federation/docker-compose.yml

@@ -29,7 +29,7 @@ services:
       - ./volumes/pictrs_alpha:/mnt
 
   lemmy-alpha-ui:
-    image: dessalines/lemmy-ui:0.10.2
+    image: dessalines/lemmy-ui:0.10.3
     environment:
       - LEMMY_INTERNAL_HOST=lemmy-alpha:8541
       - LEMMY_EXTERNAL_HOST=localhost:8541
@@ -58,7 +58,7 @@ services:
       - ./volumes/postgres_alpha:/var/lib/postgresql/data
 
   lemmy-beta-ui:
-    image: dessalines/lemmy-ui:0.10.2
+    image: dessalines/lemmy-ui:0.10.3
     environment:
       - LEMMY_INTERNAL_HOST=lemmy-beta:8551
       - LEMMY_EXTERNAL_HOST=localhost:8551
@@ -87,7 +87,7 @@ services:
       - ./volumes/postgres_beta:/var/lib/postgresql/data
 
   lemmy-gamma-ui:
-    image: dessalines/lemmy-ui:0.10.2
+    image: dessalines/lemmy-ui:0.10.3
     environment:
       - LEMMY_INTERNAL_HOST=lemmy-gamma:8561
       - LEMMY_EXTERNAL_HOST=localhost:8561