Remove eduserver (#2306)

* Move receipt sending to own JetStream producer

* Move SendToDevice to producer

* Remove most parts of the EDU server

* Fix SendToDevice & copyrights

* Move structs, cleanup EDU Server traces

* Use HeadersOnly subscription

* Missing file

* Fix linter issues

* Move consumers to own files

* Rename durable consumer; Consumer cleanup

* Docs/config cleanup

4 files changed, 5 insertions, 37 deletions

diff --git a/build/docker/config/dendrite.yaml b/build/docker/config/dendrite.yaml
index c01ab62e..f3d37303 100644
--- a/build/docker/config/dendrite.yaml
+++ b/build/docker/config/dendrite.yaml
@@ -160,12 +160,6 @@ client_api:
     threshold: 5
     cooloff_ms: 500
 
-# Configuration for the EDU server.
-edu_server:
-  internal_api:
-    listen: http://0.0.0.0:7778
-    connect: http://edu_server:7778
-
 # Configuration for the Federation API.
 federation_api:
   internal_api:
diff --git a/build/docker/docker-compose.polylith.yml b/build/docker/docker-compose.polylith.yml
index 207d0451..de0ab0aa 100644
--- a/build/docker/docker-compose.polylith.yml
+++ b/build/docker/docker-compose.polylith.yml
@@ -84,18 +84,6 @@ services:
       - internal
     restart: unless-stopped
 
-  edu_server:
-    hostname: edu_server
-    image: matrixdotorg/dendrite-polylith:latest
-    command: eduserver
-    volumes:
-      - ./config:/etc/dendrite
-    depends_on:
-      - jetstream
-    networks:
-      - internal
-    restart: unless-stopped
-
   federation_api:
     hostname: federation_api
     image: matrixdotorg/dendrite-polylith:latest
diff --git a/build/gobind-pinecone/monolith.go b/build/gobind-pinecone/monolith.go
index 346c5d1e..efc21f59 100644
--- a/build/gobind-pinecone/monolith.go
+++ b/build/gobind-pinecone/monolith.go
@@ -24,8 +24,6 @@ import (
 	"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/rooms"
 	"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/users"
 	"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/signing"
-	"github.com/matrix-org/dendrite/eduserver"
-	"github.com/matrix-org/dendrite/eduserver/cache"
 	"github.com/matrix-org/dendrite/federationapi"
 	"github.com/matrix-org/dendrite/federationapi/api"
 	"github.com/matrix-org/dendrite/internal/httputil"
@@ -317,10 +315,6 @@ func (m *DendriteMonolith) Start() {
 	m.userAPI = userapi.NewInternalAPI(base, accountDB, &cfg.UserAPI, cfg.Derived.ApplicationServices, keyAPI, rsAPI, base.PushGatewayHTTPClient())
 	keyAPI.SetUserAPI(m.userAPI)
 
-	eduInputAPI := eduserver.NewInternalAPI(
-		base, cache.New(), m.userAPI,
-	)
-
 	asAPI := appservice.NewInternalAPI(base, m.userAPI, rsAPI)
 
 	// The underlying roomserver implementation needs to be able to call the fedsender.
@@ -338,7 +332,6 @@ func (m *DendriteMonolith) Start() {
 		KeyRing:   keyRing,
 
 		AppserviceAPI:            asAPI,
-		EDUInternalAPI:           eduInputAPI,
 		FederationAPI:            fsAPI,
 		RoomserverAPI:            rsAPI,
 		UserAPI:                  m.userAPI,
diff --git a/build/gobind-yggdrasil/monolith.go b/build/gobind-yggdrasil/monolith.go
index a2c9bcff..87dcad2e 100644
--- a/build/gobind-yggdrasil/monolith.go
+++ b/build/gobind-yggdrasil/monolith.go
@@ -13,8 +13,6 @@ import (
 	"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/signing"
 	"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/yggconn"
 	"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/yggrooms"
-	"github.com/matrix-org/dendrite/eduserver"
-	"github.com/matrix-org/dendrite/eduserver/cache"
 	"github.com/matrix-org/dendrite/federationapi"
 	"github.com/matrix-org/dendrite/federationapi/api"
 	"github.com/matrix-org/dendrite/internal/httputil"
@@ -123,10 +121,6 @@ func (m *DendriteMonolith) Start() {
 	userAPI := userapi.NewInternalAPI(base, accountDB, &cfg.UserAPI, cfg.Derived.ApplicationServices, keyAPI, rsAPI, base.PushGatewayHTTPClient())
 	keyAPI.SetUserAPI(userAPI)
 
-	eduInputAPI := eduserver.NewInternalAPI(
-		base, cache.New(), userAPI,
-	)
-
 	asAPI := appservice.NewInternalAPI(base, userAPI, rsAPI)
 	rsAPI.SetAppserviceAPI(asAPI)
 
@@ -141,12 +135,11 @@ func (m *DendriteMonolith) Start() {
 		FedClient: federation,
 		KeyRing:   keyRing,
 
-		AppserviceAPI:  asAPI,
-		EDUInternalAPI: eduInputAPI,
-		FederationAPI:  fsAPI,
-		RoomserverAPI:  rsAPI,
-		UserAPI:        userAPI,
-		KeyAPI:         keyAPI,
+		AppserviceAPI: asAPI,
+		FederationAPI: fsAPI,
+		RoomserverAPI: rsAPI,
+		UserAPI:       userAPI,
+		KeyAPI:        keyAPI,
 		ExtPublicRoomsProvider: yggrooms.NewYggdrasilRoomProvider(
 			ygg, fsAPI, federation,
 		),