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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-10-17 07:18:37 -0400
committerGitHub <noreply@github.com>2020-10-17 07:18:37 -0400
commit39f1bea46dbdbefb917d361726e8452e9fa5c276 (patch)
tree18b4ae331ab8900eb4a3caab594ea2bce1aab3ab /pkg
parent28d331d074df093f82b294d60390e5a61c68cab0 (diff)
parenteefa3cbf6ea351667ab06020347c308d082bdf2c (diff)
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Merge pull request #8045 from andylibrian/podman-remote-cleanly-exit-on-detachkeyspressed
Update podman-remote run and start to handle detach keys
Diffstat (limited to 'pkg')
-rw-r--r--pkg/bindings/containers/attach.go52
-rw-r--r--pkg/domain/infra/tunnel/containers.go5
2 files changed, 45 insertions, 12 deletions
diff --git a/pkg/bindings/containers/attach.go b/pkg/bindings/containers/attach.go
index 3bd85fbae..7b321af93 100644
--- a/pkg/bindings/containers/attach.go
+++ b/pkg/bindings/containers/attach.go
@@ -19,6 +19,7 @@ import (
"github.com/containers/podman/v2/pkg/bindings"
sig "github.com/containers/podman/v2/pkg/signal"
"github.com/containers/podman/v2/utils"
+ "github.com/moby/term"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"golang.org/x/crypto/ssh/terminal"
@@ -60,8 +61,14 @@ func Attach(ctx context.Context, nameOrID string, detachKeys *string, logs, stre
}
params := url.Values{}
+ detachKeysInBytes := []byte{}
if detachKeys != nil {
params.Add("detachKeys", *detachKeys)
+
+ detachKeysInBytes, err = term.ToBytes(*detachKeys)
+ if err != nil {
+ return errors.Wrapf(err, "invalid detach keys")
+ }
}
if logs != nil {
params.Add("logs", fmt.Sprintf("%t", *logs))
@@ -141,27 +148,51 @@ func Attach(ctx context.Context, nameOrID string, detachKeys *string, logs, stre
attachReady <- true
}
+ stdoutChan := make(chan error)
+ stdinChan := make(chan error)
+
if isSet.stdin {
go func() {
logrus.Debugf("Copying STDIN to socket")
- _, err := utils.CopyDetachable(socket, stdin, []byte{})
- if err != nil {
+
+ _, err := utils.CopyDetachable(socket, stdin, detachKeysInBytes)
+
+ if err != nil && err != define.ErrDetach {
logrus.Error("failed to write input to service: " + err.Error())
}
+ stdinChan <- err
}()
}
buffer := make([]byte, 1024)
if ctnr.Config.Tty {
- logrus.Debugf("Copying STDOUT of container in terminal mode")
+ go func() {
+ logrus.Debugf("Copying STDOUT of container in terminal mode")
- if !isSet.stdout {
- return fmt.Errorf("container %q requires stdout to be set", ctnr.ID)
- }
- // If not multiplex'ed, read from server and write to stdout
- _, err := io.Copy(stdout, socket)
- if err != nil {
- return err
+ if !isSet.stdout {
+ stdoutChan <- fmt.Errorf("container %q requires stdout to be set", ctnr.ID)
+ }
+ // If not multiplex'ed, read from server and write to stdout
+ _, err := io.Copy(stdout, socket)
+
+ stdoutChan <- err
+ }()
+
+ for {
+ select {
+ case err := <-stdoutChan:
+ if err != nil {
+ return err
+ }
+
+ return nil
+ case err := <-stdinChan:
+ if err != nil {
+ return err
+ }
+
+ return nil
+ }
}
} else {
logrus.Debugf("Copying standard streams of container in non-terminal mode")
@@ -205,7 +236,6 @@ func Attach(ctx context.Context, nameOrID string, detachKeys *string, logs, stre
}
}
}
- return nil
}
// DemuxHeader reads header for stream from server multiplexed stdin/stdout/stderr/2nd error channel
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index 1bb4e68ac..eb591d23d 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -500,7 +500,6 @@ func (ic *ContainerEngine) ContainerStart(ctx context.Context, namesOrIds []stri
if err == define.ErrDetach {
// User manually detached
// Exit cleanly immediately
- report.Err = err
reports = append(reports, &report)
return reports, nil
}
@@ -573,6 +572,10 @@ func (ic *ContainerEngine) ContainerRun(ctx context.Context, opts entities.Conta
// Attach
if err := startAndAttach(ic, con.ID, &opts.DetachKeys, opts.InputStream, opts.OutputStream, opts.ErrorStream); err != nil {
+ if err == define.ErrDetach {
+ return &report, nil
+ }
+
report.ExitCode = define.ExitCode(err)
if opts.Rm {
if rmErr := containers.Remove(ic.ClientCxt, con.ID, bindings.PFalse, bindings.PTrue); rmErr != nil {