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authorBrent Baude <bbaude@redhat.com>2020-05-20 12:49:55 -0500
committerBrent Baude <bbaude@redhat.com>2020-05-20 13:02:18 -0500
commitce24e1139c63b35ddc2c6b176e5701de1dc9f8b5 (patch)
tree4e14cca7c4f9c795bdd83008b66d0bf1680c37e2 /pkg/domain/infra/tunnel/containers.go
parent09f8f14b4f7d09946d3d5cfc5460ec9923f7da59 (diff)
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govern remote attach and start
fixes a race where container would start before attach could occur resulting in an error. Signed-off-by: Brent Baude <bbaude@redhat.com>
Diffstat (limited to 'pkg/domain/infra/tunnel/containers.go')
-rw-r--r--pkg/domain/infra/tunnel/containers.go9
1 files changed, 6 insertions, 3 deletions
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index cebd332e3..828bfae5b 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -326,7 +326,7 @@ func (ic *ContainerEngine) ContainerLogs(ctx context.Context, containers []strin
}
func (ic *ContainerEngine) ContainerAttach(ctx context.Context, nameOrId string, options entities.AttachOptions) error {
- return containers.Attach(ic.ClientCxt, nameOrId, &options.DetachKeys, nil, bindings.PTrue, options.Stdin, options.Stdout, options.Stderr)
+ return containers.Attach(ic.ClientCxt, nameOrId, &options.DetachKeys, nil, bindings.PTrue, options.Stdin, options.Stdout, options.Stderr, nil)
}
func (ic *ContainerEngine) ContainerExec(ctx context.Context, nameOrId string, options entities.ExecOptions) (int, error) {
@@ -335,11 +335,14 @@ func (ic *ContainerEngine) ContainerExec(ctx context.Context, nameOrId string, o
func startAndAttach(ic *ContainerEngine, name string, detachKeys *string, input, output, errput *os.File) error { //nolint
attachErr := make(chan error)
+ attachReady := make(chan bool)
go func() {
- err := containers.Attach(ic.ClientCxt, name, detachKeys, bindings.PFalse, bindings.PTrue, input, output, errput)
+ err := containers.Attach(ic.ClientCxt, name, detachKeys, bindings.PFalse, bindings.PTrue, input, output, errput, attachReady)
attachErr <- err
}()
-
+ // Wait for the attach to actually happen before starting
+ // the container.
+ <-attachReady
if err := containers.Start(ic.ClientCxt, name, detachKeys); err != nil {
return err
}