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Windows: Don't close client stdin handle to avoid hang 

Signed-off-by: John Howard (VM) <jhoward@microsoft.com>
This commit is contained in:
John Howard (VM) 2017-03-21 15:55:18 -07:00
parent 250c3f0db2
commit e8be542957
1 changed files with 11 additions and 3 deletions
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14
command/container/hijack.go
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@ -105,11 +105,19 @@ func setRawTerminal(streams command.Streams) error {
func restoreTerminal(streams command.Streams, in io.Closer) error { func restoreTerminal(streams command.Streams, in io.Closer) error {
streams.In().RestoreTerminal() streams.In().RestoreTerminal()
streams.Out().RestoreTerminal() streams.Out().RestoreTerminal()
// WARNING: DO NOT REMOVE THE OS CHECK !!! // WARNING: DO NOT REMOVE THE OS CHECKS !!!
// For some reason this Close call blocks on darwin.. // For some reason this Close call blocks on darwin..
// As the client exists right after, simply discard the close // As the client exits right after, simply discard the close
// until we find a better solution. // until we find a better solution.
if in != nil && runtime.GOOS != "darwin" { //
// This can also cause the client on Windows to get stuck in Win32 CloseHandle()
// in some cases. See https://github.com/docker/docker/issues/28267#issuecomment-288237442
// Tracked internally at Microsoft by VSO #11352156. In the
// Windows case, you hit this if you are using the native/v2 console,
// not the "legacy" console, and you start the client in a new window. eg
// `start docker run --rm -it microsoft/nanoserver cmd /s /c echo foobar`
// will hang. Remove start, and it won't repro.
if in != nil && runtime.GOOS != "darwin" && runtime.GOOS != "windows" {
return in.Close() return in.Close()
} }
return nil return nil