From 2f5cfab01cfc0dcb3553547845ccabd549d6aa8f Mon Sep 17 00:00:00 2001
From: Karmanyaah Malhotra <karmanyaah.git@malhotra.cc>
Date: Fri, 24 Feb 2023 22:16:03 -0600
Subject: [PATCH 1/3] Fix 507 tests for UnifiedPush subscribe rate limiting

---
 server/server_test.go | 29 ++++++++++++++++++++++++++---
 1 file changed, 26 insertions(+), 3 deletions(-)

diff --git a/server/server_test.go b/server/server_test.go
index 87034252..8ab5e12f 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -1141,7 +1141,14 @@ func TestServer_PublishUnifiedPushBinary_AndPoll(t *testing.T) {
 
 	s := newTestServer(t, newTestConfig(t))
 
-	response := request(t, s, "PUT", "/up123456789012?up=1", string(b), nil)
+	// Register a UnifiedPush subscriber
+	response := request(t, s, "GET", "/up123456789012/json?poll=1", "", map[string]string{
+		"Rate-Topics": "up123456789012",
+	})
+	require.Equal(t, 200, response.Code)
+
+	// Publish message to topic
+	response = request(t, s, "PUT", "/up123456789012?up=1", string(b), nil)
 	require.Equal(t, 200, response.Code)
 
 	m := toMessage(t, response.Body.String())
@@ -1150,6 +1157,7 @@ func TestServer_PublishUnifiedPushBinary_AndPoll(t *testing.T) {
 	require.Nil(t, err)
 	require.Equal(t, b, b2)
 
+	// Retrieve and check published message
 	response = request(t, s, "GET", "/up123456789012/json?poll=1", string(b), nil)
 	require.Equal(t, 200, response.Code)
 	m = toMessage(t, response.Body.String())
@@ -1165,7 +1173,15 @@ func TestServer_PublishUnifiedPushBinary_Truncated(t *testing.T) {
 	require.Nil(t, err)
 
 	s := newTestServer(t, newTestConfig(t))
-	response := request(t, s, "PUT", "/mytopic?up=1", string(b), nil)
+
+	// Register a UnifiedPush subscriber
+	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
+		"Rate-Topics": "mytopic",
+	})
+	require.Equal(t, 200, response.Code)
+
+	// Publish message to topic
+	response = request(t, s, "PUT", "/mytopic?up=1", string(b), nil)
 	require.Equal(t, 200, response.Code)
 
 	m := toMessage(t, response.Body.String())
@@ -1179,7 +1195,14 @@ func TestServer_PublishUnifiedPushBinary_Truncated(t *testing.T) {
 func TestServer_PublishUnifiedPushText(t *testing.T) {
 	s := newTestServer(t, newTestConfig(t))
 
-	response := request(t, s, "PUT", "/mytopic?up=1", "this is a unifiedpush text message", nil)
+	// Register a UnifiedPush subscriber
+	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
+		"Rate-Topics": "mytopic",
+	})
+	require.Equal(t, 200, response.Code)
+
+	// Publish UnifiedPush text message
+	response = request(t, s, "PUT", "/mytopic?up=1", "this is a unifiedpush text message", nil)
 	require.Equal(t, 200, response.Code)
 
 	m := toMessage(t, response.Body.String())

From fbbfa2bbc1b2fff0a64f0c430bed55c81e12889f Mon Sep 17 00:00:00 2001
From: Karmanyaah Malhotra <karmanyaah.git@malhotra.cc>
Date: Fri, 24 Feb 2023 22:47:28 -0600
Subject: [PATCH 2/3] fix matrix tests for new error handling

Test driven development
---
 server/server_test.go | 38 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

diff --git a/server/server_test.go b/server/server_test.go
index 8ab5e12f..9ba65697 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -1229,8 +1229,14 @@ func TestServer_MatrixGateway_Discovery_Failure_Unconfigured(t *testing.T) {
 
 func TestServer_MatrixGateway_Push_Success(t *testing.T) {
 	s := newTestServer(t, newTestConfig(t))
+
+	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
+		"Rate-Topics": "mytopic",
+	})
+	require.Equal(t, 200, response.Code)
+
 	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
-	response := request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+	response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
 	require.Equal(t, 200, response.Code)
 	require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
 
@@ -1240,6 +1246,36 @@ func TestServer_MatrixGateway_Push_Success(t *testing.T) {
 	require.Equal(t, notification, m.Message)
 }
 
+func TestServer_MatrixGateway_Push_DailyLimit(t *testing.T) {
+	c := newTestConfig(t)
+	c.VisitorMessageDailyLimit = 3
+	s := newTestServer(t, c)
+
+	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
+		"Rate-Topics": "mytopic",
+	})
+	require.Equal(t, 200, response.Code)
+
+	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
+	for i := 0; i < 3; i++ {
+		response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+		require.Equal(t, 200, response.Code)
+		require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
+	}
+
+	response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+	require.Equal(t, 429, response.Code)
+	require.Equal(t, "42908", response.Header().Get("X-Ntfy-Error-Code"))
+}
+
+func TestServer_MatrixGateway_Push_NoSubscriber(t *testing.T) {
+	s := newTestServer(t, newTestConfig(t))
+	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
+	response := request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+	require.Equal(t, 507, response.Code)
+	require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
+}
+
 func TestServer_MatrixGateway_Push_Failure_InvalidPushkey(t *testing.T) {
 	s := newTestServer(t, newTestConfig(t))
 	notification := `{"notification":{"devices":[{"pushkey":"http://wrong-base-url.com/mytopic?up=1"}]}}`

From 0d7aba94878e0312030a8cbd39ac448a9412d30a Mon Sep 17 00:00:00 2001
From: Karmanyaah Malhotra <karmanyaah.git@malhotra.cc>
Date: Fri, 24 Feb 2023 23:56:57 -0600
Subject: [PATCH 3/3] Fix Matrix errors and tests

---
 server/server.go      |  5 +++--
 server/server_test.go | 26 ++------------------------
 2 files changed, 5 insertions(+), 26 deletions(-)

diff --git a/server/server.go b/server/server.go
index 4486a0dc..ee1496bb 100644
--- a/server/server.go
+++ b/server/server.go
@@ -661,7 +661,7 @@ func (s *Server) handlePublish(w http.ResponseWriter, r *http.Request, v *visito
 func (s *Server) handlePublishMatrix(w http.ResponseWriter, r *http.Request, v *visitor) error {
 	_, err := s.handlePublishWithoutResponse(r, v)
 	if err != nil {
-		return &errMatrix{pushKey: r.Header.Get(matrixPushKeyHeader), err: err}
+		return err
 	}
 	return writeMatrixSuccess(w)
 }
@@ -1529,7 +1529,8 @@ func (s *Server) transformMatrixJSON(next handleFunc) handleFunc {
 		}
 		if err := next(w, newRequest, v); err != nil {
 			logvr(v, r).Tag(tagMatrix).Err(err).Debug("Error handling Matrix request")
-			return &errMatrix{pushKey: newRequest.Header.Get(matrixPushKeyHeader), err: err}
+			// No normal error should cause pushKey rejection; don't set errMatrix.pushKey.
+			return &errMatrix{err: err}
 		}
 		return nil
 	}
diff --git a/server/server_test.go b/server/server_test.go
index 9ba65697..4f0eed97 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -1246,29 +1246,7 @@ func TestServer_MatrixGateway_Push_Success(t *testing.T) {
 	require.Equal(t, notification, m.Message)
 }
 
-func TestServer_MatrixGateway_Push_DailyLimit(t *testing.T) {
-	c := newTestConfig(t)
-	c.VisitorMessageDailyLimit = 3
-	s := newTestServer(t, c)
-
-	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
-		"Rate-Topics": "mytopic",
-	})
-	require.Equal(t, 200, response.Code)
-
-	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
-	for i := 0; i < 3; i++ {
-		response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
-		require.Equal(t, 200, response.Code)
-		require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
-	}
-
-	response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
-	require.Equal(t, 429, response.Code)
-	require.Equal(t, "42908", response.Header().Get("X-Ntfy-Error-Code"))
-}
-
-func TestServer_MatrixGateway_Push_NoSubscriber(t *testing.T) {
+func TestServer_MatrixGateway_Push_Failure_NoSubscriber(t *testing.T) {
 	s := newTestServer(t, newTestConfig(t))
 	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
 	response := request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
@@ -2099,7 +2077,7 @@ func TestServer_Matrix_SubscriberRateLimiting_UP_Only(t *testing.T) {
 		}
 		response := request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
 		require.Equal(t, 429, response.Code, notification)
-		require.Equal(t, fmt.Sprintf(`{"rejected":["http://127.0.0.1:12345/up12345678901%d?up=1"]}`+"\n", i), response.Body.String())
+		require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
 	}
 }