mirror of https://github.com/tailscale/tailscale/
tailcfg: move LogHeapPprof from Debug to c2n [capver 69]
And delete Debug.GoroutineDumpURL, which was already in c2n. Updates #8923 Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>pull/8932/head
Brad Fitzpatrick
1 year ago
committed by
Brad Fitzpatrick
parent
24509f8b22
commit
239ad57446
@ -1,40 +0,0 @@
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package controlclient
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import (
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"bytes"
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"compress/gzip"
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"context"
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"log"
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"net/http"
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"time"
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"tailscale.com/util/goroutines"
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)
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func dumpGoroutinesToURL(c *http.Client, targetURL string) {
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ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
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defer cancel()
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zbuf := new(bytes.Buffer)
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zw := gzip.NewWriter(zbuf)
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zw.Write(goroutines.ScrubbedGoroutineDump(true))
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zw.Close()
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req, err := http.NewRequestWithContext(ctx, "PUT", targetURL, zbuf)
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if err != nil {
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log.Printf("dumpGoroutinesToURL: %v", err)
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return
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}
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req.Header.Set("Content-Encoding", "gzip")
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t0 := time.Now()
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_, err = c.Do(req)
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d := time.Since(t0).Round(time.Millisecond)
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if err != nil {
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log.Printf("dumpGoroutinesToURL error: %v to %v (after %v)", err, targetURL, d)
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} else {
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log.Printf("dumpGoroutinesToURL complete to %v (after %v)", targetURL, d)
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}
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}
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@ -0,0 +1,17 @@
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build !js && !wasm
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package ipnlocal
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import (
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"net/http"
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"runtime/pprof"
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)
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func init() {
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c2nLogHeap = func(w http.ResponseWriter, r *http.Request) {
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pprof.WriteHeapProfile(w)
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}
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}
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@ -1,45 +0,0 @@
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build !js
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// Package logheap logs a heap pprof profile.
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package logheap
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import (
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"bytes"
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"context"
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"log"
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"net/http"
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"runtime"
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"runtime/pprof"
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"time"
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)
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// LogHeap uploads a JSON logtail record with the base64 heap pprof by means
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// of an HTTP POST request to the endpoint referred to in postURL.
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func LogHeap(postURL string) {
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if postURL == "" {
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return
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}
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runtime.GC()
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buf := new(bytes.Buffer)
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if err := pprof.WriteHeapProfile(buf); err != nil {
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log.Printf("LogHeap: %v", err)
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return
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}
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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req, err := http.NewRequestWithContext(ctx, "POST", postURL, buf)
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if err != nil {
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log.Printf("LogHeap: %v", err)
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return
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}
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res, err := http.DefaultClient.Do(req)
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if err != nil {
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log.Printf("LogHeap: %v", err)
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return
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}
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defer res.Body.Close()
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}
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@ -1,7 +0,0 @@
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package logheap
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func LogHeap(postURL string) {
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}
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