From 5e25f6ba22d8bda6e03347c3f5e1df13164719b6 Mon Sep 17 00:00:00 2001
From: Alex Chen <Cnly@users.noreply.github.com>
Date: Sat, 24 Aug 2019 01:25:10 +0800
Subject: [PATCH] Set up queryAPI in federationsender (#791)

---
 federationsender/federationsender.go | 19 +++++++++++----
 federationsender/query/query.go      | 36 ++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+), 4 deletions(-)

diff --git a/federationsender/federationsender.go b/federationsender/federationsender.go
index 9b732b386..a318d2099 100644
--- a/federationsender/federationsender.go
+++ b/federationsender/federationsender.go
@@ -15,11 +15,15 @@
 package federationsender
 
 import (
+	"net/http"
+
 	"github.com/matrix-org/dendrite/common/basecomponent"
+	"github.com/matrix-org/dendrite/federationsender/api"
 	"github.com/matrix-org/dendrite/federationsender/consumers"
+	"github.com/matrix-org/dendrite/federationsender/query"
 	"github.com/matrix-org/dendrite/federationsender/queue"
 	"github.com/matrix-org/dendrite/federationsender/storage"
-	"github.com/matrix-org/dendrite/roomserver/api"
+	roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/sirupsen/logrus"
 )
@@ -29,8 +33,8 @@ import (
 func SetupFederationSenderComponent(
 	base *basecomponent.BaseDendrite,
 	federation *gomatrixserverlib.FederationClient,
-	queryAPI api.RoomserverQueryAPI,
-) {
+	rsQueryAPI roomserverAPI.RoomserverQueryAPI,
+) api.FederationSenderQueryAPI {
 	federationSenderDB, err := storage.NewDatabase(string(base.Cfg.Database.FederationSender))
 	if err != nil {
 		logrus.WithError(err).Panic("failed to connect to federation sender db")
@@ -40,7 +44,7 @@ func SetupFederationSenderComponent(
 
 	rsConsumer := consumers.NewOutputRoomEventConsumer(
 		base.Cfg, base.KafkaConsumer, queues,
-		federationSenderDB, queryAPI,
+		federationSenderDB, rsQueryAPI,
 	)
 	if err = rsConsumer.Start(); err != nil {
 		logrus.WithError(err).Panic("failed to start room server consumer")
@@ -52,4 +56,11 @@ func SetupFederationSenderComponent(
 	if err := tsConsumer.Start(); err != nil {
 		logrus.WithError(err).Panic("failed to start typing server consumer")
 	}
+
+	queryAPI := query.FederationSenderQueryAPI{
+		DB: federationSenderDB,
+	}
+	queryAPI.SetupHTTP(http.DefaultServeMux)
+
+	return &queryAPI
 }
diff --git a/federationsender/query/query.go b/federationsender/query/query.go
index ec9242863..088244826 100644
--- a/federationsender/query/query.go
+++ b/federationsender/query/query.go
@@ -2,10 +2,14 @@ package query
 
 import (
 	"context"
+	"encoding/json"
+	"net/http"
 
+	"github.com/matrix-org/dendrite/common"
 	"github.com/matrix-org/dendrite/federationsender/api"
 	"github.com/matrix-org/dendrite/federationsender/types"
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/util"
 )
 
 // FederationSenderQueryDatabase has the APIs needed to implement the query API.
@@ -53,3 +57,35 @@ func (f *FederationSenderQueryAPI) QueryJoinedHostServerNamesInRoom(
 
 	return
 }
+
+// SetupHTTP adds the FederationSenderQueryAPI handlers to the http.ServeMux.
+func (f *FederationSenderQueryAPI) SetupHTTP(servMux *http.ServeMux) {
+	servMux.Handle(
+		api.FederationSenderQueryJoinedHostsInRoomPath,
+		common.MakeInternalAPI("QueryJoinedHostsInRoom", func(req *http.Request) util.JSONResponse {
+			var request api.QueryJoinedHostsInRoomRequest
+			var response api.QueryJoinedHostsInRoomResponse
+			if err := json.NewDecoder(req.Body).Decode(&request); err != nil {
+				return util.ErrorResponse(err)
+			}
+			if err := f.QueryJoinedHostsInRoom(req.Context(), &request, &response); err != nil {
+				return util.ErrorResponse(err)
+			}
+			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
+		}),
+	)
+	servMux.Handle(
+		api.FederationSenderQueryJoinedHostServerNamesInRoomPath,
+		common.MakeInternalAPI("QueryJoinedHostServerNamesInRoom", func(req *http.Request) util.JSONResponse {
+			var request api.QueryJoinedHostServerNamesInRoomRequest
+			var response api.QueryJoinedHostServerNamesInRoomResponse
+			if err := json.NewDecoder(req.Body).Decode(&request); err != nil {
+				return util.ErrorResponse(err)
+			}
+			if err := f.QueryJoinedHostServerNamesInRoom(req.Context(), &request, &response); err != nil {
+				return util.ErrorResponse(err)
+			}
+			return util.JSONResponse{Code: http.StatusOK, JSON: &response}
+		}),
+	)
+}