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ctr: exec handle pty resize after Start

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Handle initial pty resize after the exec process has started and the pty
is available, consistent with the behavior of ctr run.

Signed-off-by: Samuel Karp <me@samuelkarp.com>
This commit is contained in:
Samuel Karp 2021-05-25 00:12:21 -07:00
parent b9378b4529
commit 5dec27b6f1
No known key found for this signature in database
GPG Key ID: AAA3FE8A831FC087
1 changed files with 22 additions and 24 deletions
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46
cmd/ctr/commands/tasks/exec.go
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@ -117,30 +117,31 @@ var execCommand = cli.Command{
con console.Console
)
ioOpts := []cio.Opt{cio.WithFIFODir(context.String("fifo-dir"))}
if tty {
fifoDir := context.String("fifo-dir")
logURI := context.String("log-uri")
ioOpts := []cio.Opt{cio.WithFIFODir(fifoDir)}
switch {
case tty && logURI != "":
return errors.New("can't use log-uri with tty")
case logURI != "" && fifoDir != "":
return errors.New("can't use log-uri with fifo-dir")
case tty:
con = console.Current()
defer con.Reset()
if err := con.SetRaw(); err != nil {
return err
}
ioCreator = cio.NewCreator(append([]cio.Opt{cio.WithStreams(con, con, nil), cio.WithTerminal}, ioOpts...)...)
} else if logURI := context.String("log-uri"); logURI != "" {
case logURI != "":
uri, err := url.Parse(logURI)
if err != nil {
return err
}
if dir := context.String("fifo-dir"); dir != "" {
return errors.New("can't use log-uri with fifo-dir")
}
if tty {
return errors.New("can't use log-uri with tty")
}
ioCreator = cio.LogURI(uri)
} else {
default:
ioCreator = cio.NewCreator(append([]cio.Opt{cio.WithStreams(stdinC, os.Stdout, os.Stderr)}, ioOpts...)...)
}
@ -161,23 +162,20 @@ var execCommand = cli.Command{
return err
}
if !detach {
if tty {
if err := HandleConsoleResize(ctx, process, con); err != nil {
logrus.WithError(err).Error("console resize")
}
} else {
sigc := commands.ForwardAllSignals(ctx, process)
defer commands.StopCatch(sigc)
}
}
if err := process.Start(ctx); err != nil {
return err
}
if detach {
return nil
}
if tty {
if err := HandleConsoleResize(ctx, process, con); err != nil {
logrus.WithError(err).Error("console resize")
}
} else {
sigc := commands.ForwardAllSignals(ctx, process)
defer commands.StopCatch(sigc)
}
status := <-statusC
code, _, err := status.Result()
if err != nil {