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9bdf0cd8cd
* and move goroutine scrubbing code to its own package for reuse * bump capver to 45 Change-Id: I9b4dfa5af44d2ecada6cc044cd1b5674ee427575 Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
42 lines
1.0 KiB
Go
42 lines
1.0 KiB
Go
// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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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())
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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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