From dd136858f1ea40ad3c94191d647487fa4f31926c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 routers/web/admin/diagnosis.go | 68 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 routers/web/admin/diagnosis.go

(limited to 'routers/web/admin/diagnosis.go')

diff --git a/routers/web/admin/diagnosis.go b/routers/web/admin/diagnosis.go
new file mode 100644
index 0000000..020554a
--- /dev/null
+++ b/routers/web/admin/diagnosis.go
@@ -0,0 +1,68 @@
+// Copyright 2023 The Gitea Authors.
+// SPDX-License-Identifier: MIT
+
+package admin
+
+import (
+	"archive/zip"
+	"fmt"
+	"runtime/pprof"
+	"time"
+
+	"code.gitea.io/gitea/modules/httplib"
+	"code.gitea.io/gitea/services/context"
+)
+
+func MonitorDiagnosis(ctx *context.Context) {
+	seconds := ctx.FormInt64("seconds")
+	if seconds <= 5 {
+		seconds = 5
+	}
+	if seconds > 300 {
+		seconds = 300
+	}
+
+	httplib.ServeSetHeaders(ctx.Resp, &httplib.ServeHeaderOptions{
+		ContentType: "application/zip",
+		Disposition: "attachment",
+		Filename:    fmt.Sprintf("gitea-diagnosis-%s.zip", time.Now().Format("20060102-150405")),
+	})
+
+	zipWriter := zip.NewWriter(ctx.Resp)
+	defer zipWriter.Close()
+
+	f, err := zipWriter.CreateHeader(&zip.FileHeader{Name: "goroutine-before.txt", Method: zip.Deflate, Modified: time.Now()})
+	if err != nil {
+		ctx.ServerError("Failed to create zip file", err)
+		return
+	}
+	_ = pprof.Lookup("goroutine").WriteTo(f, 1)
+
+	f, err = zipWriter.CreateHeader(&zip.FileHeader{Name: "cpu-profile.dat", Method: zip.Deflate, Modified: time.Now()})
+	if err != nil {
+		ctx.ServerError("Failed to create zip file", err)
+		return
+	}
+
+	err = pprof.StartCPUProfile(f)
+	if err == nil {
+		time.Sleep(time.Duration(seconds) * time.Second)
+		pprof.StopCPUProfile()
+	} else {
+		_, _ = f.Write([]byte(err.Error()))
+	}
+
+	f, err = zipWriter.CreateHeader(&zip.FileHeader{Name: "goroutine-after.txt", Method: zip.Deflate, Modified: time.Now()})
+	if err != nil {
+		ctx.ServerError("Failed to create zip file", err)
+		return
+	}
+	_ = pprof.Lookup("goroutine").WriteTo(f, 1)
+
+	f, err = zipWriter.CreateHeader(&zip.FileHeader{Name: "heap.dat", Method: zip.Deflate, Modified: time.Now()})
+	if err != nil {
+		ctx.ServerError("Failed to create zip file", err)
+		return
+	}
+	_ = pprof.Lookup("heap").WriteTo(f, 0)
+}
-- 
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