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Merge pull request #5613 from mheon/reorder_exec_resize

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Ensure that exec sends resize events
This commit is contained in:
OpenShift Merge Robot
2020-03-26 09:01:26 +01:00
committed by GitHub
parent ff0124aee1 1313f8a450
commit 18c15300b2
2 changed files with 6 additions and 5 deletions
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10
libpod/container_exec.go
View File

@ -575,7 +575,7 @@ func (c *Container) ExecResize(sessionID string, newSize remotecommand.TerminalS
return errors.Wrapf(define.ErrNoSuchExecSession, "container %s has no exec session with ID %s", c.ID(), sessionID)
}
logrus.Infof("Removing container %s exec session %s", c.ID(), session.ID())
logrus.Infof("Resizing container %s exec session %s to %+v", c.ID(), session.ID(), newSize)
if session.State != define.ExecStateRunning {
return errors.Wrapf(define.ErrExecSessionStateInvalid, "cannot resize container %s exec session %s as it is not running", c.ID(), session.ID())
@ -592,9 +592,6 @@ func (c *Container) Exec(config *ExecConfig, streams *AttachStreams, resize <-ch
if err != nil {
return -1, err
}
if err := c.ExecStartAndAttach(sessionID, streams); err != nil {
return -1, err
}
// Start resizing if we have a resize channel.
// This goroutine may likely leak, given that we cannot close it here.
@ -605,6 +602,7 @@ func (c *Container) Exec(config *ExecConfig, streams *AttachStreams, resize <-ch
// session.
if resize != nil {
go func() {
logrus.Debugf("Sending resize events to exec session %s", sessionID)
for resizeRequest := range resize {
if err := c.ExecResize(sessionID, resizeRequest); err != nil {
// Assume the exec session went down.
@ -615,6 +613,10 @@ func (c *Container) Exec(config *ExecConfig, streams *AttachStreams, resize <-ch
}()
}
if err := c.ExecStartAndAttach(sessionID, streams); err != nil {
return -1, err
}
session, err := c.ExecSession(sessionID)
if err != nil {
return -1, err

1
libpod/oci_conmon_linux.go
View File

@ -793,7 +793,6 @@ func (r *ConmonOCIRuntime) ExecAttachResize(ctr *Container, sessionID string, ne
}
defer controlFile.Close()
logrus.Debugf("Received a resize event for container %s exec session %s: %+v", ctr.ID(), sessionID, newSize)
if _, err = fmt.Fprintf(controlFile, "%d %d %d\n", 1, newSize.Height, newSize.Width); err != nil {
return errors.Wrapf(err, "failed to write to ctl file to resize terminal")
}