From: Bao <qubidt@gmail.com>
Date: Thu, 27 Jul 2023 10:12:18 +0000 (-0500)
Subject: Omit local instance from federated instances list (#3712)
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Omit local instance from federated instances list (#3712)

Co-authored-by: Nutomic <me@nutomic.com>
---

diff --git a/crates/db_schema/src/impls/instance.rs b/crates/db_schema/src/impls/instance.rs
index d6a23a71..f92d261b 100644
--- a/crates/db_schema/src/impls/instance.rs
+++ b/crates/db_schema/src/impls/instance.rs
@@ -1,7 +1,7 @@
 use crate::{
   diesel::dsl::IntervalDsl,
   newtypes::InstanceId,
-  schema::{federation_allowlist, federation_blocklist, instance},
+  schema::{federation_allowlist, federation_blocklist, instance, local_site, site},
   source::instance::{Instance, InstanceForm},
   utils::{get_conn, naive_now, DbPool},
 };
@@ -97,6 +97,10 @@ impl Instance {
   pub async fn linked(pool: &mut DbPool<'_>) -> Result<Vec<Self>, Error> {
     let conn = &mut get_conn(pool).await?;
     instance::table
+      // omit instance representing the local site
+      .left_join(site::table.inner_join(local_site::table))
+      .filter(local_site::id.is_null())
+      // omit instances in the blocklist
       .left_join(federation_blocklist::table)
       .filter(federation_blocklist::id.is_null())
       .select(instance::all_columns)