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0e0e53d3b3
this commit changes usermetrics to be non-global, this is a building block for correct metrics if a go process runs multiple tsnets or in tests. Updates #13420 Updates tailscale/corp#22075 Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
45 lines
988 B
Go
45 lines
988 B
Go
// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package wgengine
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import (
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"runtime"
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"testing"
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"time"
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"tailscale.com/health"
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"tailscale.com/util/usermetric"
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)
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func TestWatchdog(t *testing.T) {
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t.Parallel()
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var maxWaitMultiple time.Duration = 1
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if runtime.GOOS == "darwin" {
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// Work around slow close syscalls on Big Sur with content filter Network Extensions installed.
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// See https://github.com/tailscale/tailscale/issues/1598.
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maxWaitMultiple = 15
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}
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t.Run("default watchdog does not fire", func(t *testing.T) {
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t.Parallel()
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ht := new(health.Tracker)
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reg := new(usermetric.Registry)
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e, err := NewFakeUserspaceEngine(t.Logf, 0, ht, reg)
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if err != nil {
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t.Fatal(err)
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}
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e = NewWatchdog(e)
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e.(*watchdogEngine).maxWait = maxWaitMultiple * 150 * time.Millisecond
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e.(*watchdogEngine).logf = t.Logf
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e.(*watchdogEngine).fatalf = t.Fatalf
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e.RequestStatus()
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e.RequestStatus()
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e.RequestStatus()
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e.Close()
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})
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}
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