Don't fail jobs for fine scenarios

- dont fail contact for breaker
- dont fail instance for not found

src/error.rs

@@ -18,6 +18,14 @@ impl Error {
     pub(crate) fn is_breaker(&self) -> bool {
         matches!(self.kind, ErrorKind::Breaker)
     }
+
+    pub(crate) fn is_not_found(&self) -> bool {
+        matches!(self.kind, ErrorKind::Status(_, StatusCode::NOT_FOUND))
+    }
+
+    pub(crate) fn is_bad_request(&self) -> bool {
+        matches!(self.kind, ErrorKind::Status(_, StatusCode::BAD_REQUEST))
+    }
 }
 
 impl std::fmt::Debug for Error {

src/jobs/contact.rs

@@ -40,10 +40,18 @@ impl QueryContact {
             return Ok(());
         }
 
-        let contact = state
+        let contact = match state
             .requests
             .fetch::<AcceptedActors>(self.contact_id.as_str())
-            .await?;
+            .await
+        {
+            Ok(contact) => contact,
+            Err(e) if e.is_breaker() => {
+                tracing::debug!("Not retrying due to failed breaker");
+                return Ok(());
+            }
+            Err(e) => return Err(e),
+        };
 
         let (username, display_name, url, avatar) =
             to_contact(contact).ok_or(ErrorKind::Extract("contact"))?;

src/jobs/deliver.rs

@@ -40,6 +40,10 @@ impl Deliver {
                 tracing::debug!("Not trying due to failed breaker");
                 return Ok(());
             }
+            if e.is_bad_request() {
+                tracing::debug!("Server didn't understand the activity");
+                return Ok(());
+            }
             return Err(e);
         }
         Ok(())

src/jobs/instance.rs

@@ -57,6 +57,10 @@ impl QueryInstance {
                 tracing::debug!("Not retrying due to failed breaker");
                 return Ok(());
             }
+            Err(e) if e.is_not_found() => {
+                tracing::debug!("Server doesn't implement instance endpoint");
+                return Ok(());
+            }
             Err(e) => return Err(e),
         };
 

src/requests.rs

@@ -1,9 +1,6 @@
 use crate::error::{Error, ErrorKind};
 use activitystreams::iri_string::types::IriString;
-use actix_web::{
-    http::{header::Date, StatusCode},
-    web::Bytes,
-};
+use actix_web::{http::header::Date, web::Bytes};
 use awc::Client;
 use dashmap::DashMap;
 use http_signature_normalization_actix::prelude::*;
@@ -394,8 +391,6 @@ impl Requests {
         self.reset_err();
 
         if !res.status().is_success() {
-            // Bad Request means the server didn't understand our activity - that's fine
-            if res.status() != StatusCode::BAD_REQUEST {
             if let Ok(bytes) = res.body().await {
                 if let Ok(s) = String::from_utf8(bytes.as_ref().to_vec()) {
                     if !s.is_empty() {
@@ -407,7 +402,6 @@ impl Requests {
             self.breakers.fail(&inbox);
             return Err(ErrorKind::Status(inbox.to_string(), res.status()).into());
         }
-        }
 
         self.breakers.succeed(&inbox);