From 35c1639ee31efc864afef0715eac9cccb60f3cc3 Mon Sep 17 00:00:00 2001
From: Ben Schumacher <ben.schumacher@mattermost.com>
Date: Mon, 25 Sep 2023 20:22:25 +0200
Subject: [PATCH] [MM-54291] Add goroutines profile to support package (#24478)

---
 server/channels/app/support_packet.go      | 16 ++++++++++++++++
 server/channels/app/support_packet_test.go |  2 ++
 2 files changed, 18 insertions(+)

diff --git a/server/channels/app/support_packet.go b/server/channels/app/support_packet.go
index aa3b9b4653..ca979ec8b4 100644
--- a/server/channels/app/support_packet.go
+++ b/server/channels/app/support_packet.go
@@ -42,6 +42,7 @@ func (a *App) GenerateSupportPacket(c *request.Context) []model.FileData {
 		"notification log": a.getNotificationsLog,
 		"cpu profile":      a.createCPUProfile,
 		"heap profile":     a.createHeapProfile,
+		"goroutines":       a.createGoroutineProfile,
 	}
 
 	for name, fn := range functions {
@@ -333,3 +334,18 @@ func (a *App) createHeapProfile(*request.Context) (*model.FileData, error) {
 	}
 	return fileData, nil
 }
+
+func (a *App) createGoroutineProfile(_ *request.Context) (*model.FileData, error) {
+	var b bytes.Buffer
+
+	err := pprof.Lookup("goroutine").WriteTo(&b, 2)
+	if err != nil {
+		return nil, errors.Wrap(err, "failed to lookup goroutine profile")
+	}
+
+	fileData := &model.FileData{
+		Filename: "goroutines",
+		Body:     b.Bytes(),
+	}
+	return fileData, nil
+}
diff --git a/server/channels/app/support_packet_test.go b/server/channels/app/support_packet_test.go
index a4f371cb7e..d025ba2e77 100644
--- a/server/channels/app/support_packet_test.go
+++ b/server/channels/app/support_packet_test.go
@@ -110,6 +110,7 @@ func TestGenerateSupportPacket(t *testing.T) {
 		"notifications.log",
 		"cpu.prof",
 		"heap.prof",
+		"goroutines",
 	}
 	for _, fileData := range fileDatas {
 		require.NotNil(t, fileData)
@@ -132,6 +133,7 @@ func TestGenerateSupportPacket(t *testing.T) {
 		"cpu.prof",
 		"heap.prof",
 		"warning.txt",
+		"goroutines",
 	}
 	rFileNames = nil
 	for _, fileData := range fileDatas {