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logpolicy: actually collect panics

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(Written with Josh)

For #2544

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
This commit is contained in:
David Crawshaw
2021-07-28 15:17:31 -07:00
committed by Josh Bleecher Snyder
parent 7298e777d4
commit 3e039daf95
3 changed files with 41 additions and 1 deletions
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34
tstest/integration/integration_test.go
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@@ -84,6 +84,40 @@ func TestOneNodeUp_NoAuth(t *testing.T) {
t.Logf("number of HTTP logcatcher requests: %v", env.LogCatcher.numRequests())
}
func TestCollectPanic(t *testing.T) {
t.Parallel()
bins := BuildTestBinaries(t)
env := newTestEnv(t, bins)
defer env.Close()
n := newTestNode(t, env)
cmd := exec.Command(n.env.Binaries.Daemon, "--cleanup")
cmd.Env = append(os.Environ(),
"TS_PLEASE_PANIC=1",
"TS_LOG_TARGET="+n.env.LogCatcherServer.URL,
)
got, _ := cmd.CombinedOutput() // we expect it to fail, ignore err
t.Logf("initial run: %s", got)
// Now we run it again, and on start, it will upload the logs to logcatcher.
cmd = exec.Command(n.env.Binaries.Daemon, "--cleanup")
cmd.Env = append(os.Environ(), "TS_LOG_TARGET="+n.env.LogCatcherServer.URL)
if out, err := cmd.CombinedOutput(); err != nil {
t.Fatalf("cleanup failed: %v: %q", err, out)
}
if err := tstest.WaitFor(20*time.Second, func() error {
const sub = `panic`
if !n.env.LogCatcher.logsContains(mem.S(sub)) {
return fmt.Errorf("log catcher didn't see %#q; got %s", sub, n.env.LogCatcher.logsString())
}
return nil
}); err != nil {
t.Fatal(err)
}
}
// test Issue 2321: Start with UpdatePrefs should save prefs to disk
func TestStateSavedOnStart(t *testing.T) {
t.Parallel()