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build: fix stdin handling when building with controller 

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>
This commit is contained in:
CrazyMax 2024-04-09 14:35:58 +02:00
parent 0a3e5e5257
commit ffff87be03
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GPG Key ID: ADE44D8C9D44FBE4
2 changed files with 23 additions and 18 deletions
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36
commands/build.go
View File

@ -418,14 +418,22 @@ func runControllerBuild(ctx context.Context, dockerCli command.Cli, opts *contro
var ref string
var retErr error
var resp *client.SolveResponse
f := ioset.NewSingleForwarder()
f.SetReader(dockerCli.In())
pr, pw := io.Pipe()
f.SetWriter(pw, func() io.WriteCloser {
pw.Close() // propagate EOF
logrus.Debug("propagating stdin close")
return nil
})
var f *ioset.SingleForwarder
var pr io.ReadCloser
var pw io.WriteCloser
if options.invokeConfig == nil {
pr = dockerCli.In()
} else {
f = ioset.NewSingleForwarder()
f.SetReader(dockerCli.In())
pr, pw = io.Pipe()
f.SetWriter(pw, func() io.WriteCloser {
pw.Close() // propagate EOF
logrus.Debug("propagating stdin close")
return nil
})
}
ref, resp, err = c.Build(ctx, *opts, pr, printer)
if err != nil {
@ -439,11 +447,13 @@ func runControllerBuild(ctx context.Context, dockerCli command.Cli, opts *contro
}
}
if err := pw.Close(); err != nil {
logrus.Debug("failed to close stdin pipe writer")
}
if err := pr.Close(); err != nil {
logrus.Debug("failed to close stdin pipe reader")
if options.invokeConfig != nil {
if err := pw.Close(); err != nil {
logrus.Debug("failed to close stdin pipe writer")
}
if err := pr.Close(); err != nil {
logrus.Debug("failed to close stdin pipe reader")
}
}
if options.invokeConfig != nil && options.invokeConfig.needsDebug(retErr) {

5
tests/build.go
View File

@ -69,11 +69,6 @@ func testBuild(t *testing.T, sb integration.Sandbox) {
}
func testBuildStdin(t *testing.T, sb integration.Sandbox) {
if isExperimental() {
// FIXME: https://github.com/docker/buildx/issues/2368
t.Skip("build from stdin hangs in experimental mode: https://github.com/docker/buildx/issues/2368")
}
dockerfile := []byte(`
FROM busybox:latest AS base
COPY foo /etc/foo