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Merge pull request #39452 from crosbymichael/test-restart

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Improve select for daemon restart tests
This commit is contained in:
Sebastiaan van Stijn 2019-07-03 01:11:27 +02:00 • committed by GitHub
commit 2de5e3afad
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1 changed files with 14 additions and 15 deletions
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29
internal/test/daemon/daemon.go
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@ -279,7 +279,7 @@ func (d *Daemon) StartWithLogFile(out *os.File, providedArgs ...string) error {
return errors.Errorf("[%s] could not start daemon container: %v", d.id, err)
}
wait := make(chan error)
wait := make(chan error, 1)
go func() {
ret := d.cmd.Wait()
@ -307,26 +307,27 @@ func (d *Daemon) StartWithLogFile(out *os.File, providedArgs ...string) error {
req.URL.Host = clientConfig.addr
req.URL.Scheme = clientConfig.scheme
ticker := time.NewTicker(500 * time.Millisecond)
defer ticker.Stop()
tick := ticker.C
timeout := time.NewTimer(60 * time.Second) // timeout for the whole loop
defer timeout.Stop()
ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
defer cancel()
// make sure daemon is ready to receive requests
for {
d.log.Logf("[%s] waiting for daemon to start", d.id)
select {
case <-timeout.C:
return errors.Errorf("[%s] Daemon exited and never started", d.id)
case <-tick:
ctx, cancel := context.WithTimeout(context.TODO(), 2*time.Second)
resp, err := client.Do(req.WithContext(ctx))
cancel()
case <-ctx.Done():
return errors.Errorf("[%s] Daemon exited and never started: %s", d.id, ctx.Err())
case err := <-d.Wait:
return errors.Errorf("[%s] Daemon exited during startup: %v", d.id, err)
default:
rctx, rcancel := context.WithTimeout(context.TODO(), 2*time.Second)
defer rcancel()
resp, err := client.Do(req.WithContext(rctx))
if err != nil {
d.log.Logf("[%s] error pinging daemon on start: %v", d.id, err)
time.Sleep(500 * time.Millisecond)
continue
}
@ -340,8 +341,6 @@ func (d *Daemon) StartWithLogFile(out *os.File, providedArgs ...string) error {
return errors.Errorf("[%s] error querying daemon for root directory: %v", d.id, err)
}
return nil
case err := <-d.Wait:
return errors.Errorf("[%s] Daemon exited during startup: %v", d.id, err)
}
}
}