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cli/command/in.go
56 строк
2 KB
Vincent Demeester
Fix docker run -it on windows
04 май 2017, 04:41
04 май 2017, 04:41
c67589a
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package command import ( "errors" "io" "os" "runtime" "github.com/docker/docker/pkg/term" ) // InStream is an input stream used by the DockerCli to read user input type InStream struct { CommonStream in io.ReadCloser } func (i *InStream) Read(p []byte) (int, error) { return i.in.Read(p) } // Close implements the Closer interface func (i *InStream) Close() error { return i.in.Close() } // SetRawTerminal sets raw mode on the input terminal func (i *InStream) SetRawTerminal() (err error) { if os.Getenv("NORAW") != "" || !i.CommonStream.isTerminal { return nil } i.CommonStream.state, err = term.SetRawTerminal(i.CommonStream.fd) return err } // CheckTty checks if we are trying to attach to a container tty // from a non-tty client input stream, and if so, returns an error. func (i *InStream) CheckTty(attachStdin, ttyMode bool) error { // In order to attach to a container tty, input stream for the client must // be a tty itself: redirecting or piping the client standard input is // incompatible with `docker run -t`, `docker exec -t` or `docker attach`. if ttyMode && attachStdin && !i.isTerminal { eText := "the input device is not a TTY" if runtime.GOOS == "windows" { return errors.New(eText + ". If you are using mintty, try prefixing the command with 'winpty'") } return errors.New(eText) } return nil } // NewInStream returns a new InStream object from a ReadCloser func NewInStream(in io.ReadCloser) *InStream { fd, isTerminal := term.GetFdInfo(in) return &InStream{CommonStream: CommonStream{fd: fd, isTerminal: isTerminal}, in: in} }