add varlink bridge

allow the user to define a remote host and remote username for their
remote podman sessions.  this is then feed to the varlink "bridge" as
the ssh credentials and endpoint.

Signed-off-by: baude <bbaude@redhat.com>

2 files changed, 11 insertions, 7 deletions

diff --git a/pkg/varlinkapi/attach.go b/pkg/varlinkapi/attach.go
index 6c62d3514..2234899a5 100644
--- a/pkg/varlinkapi/attach.go
+++ b/pkg/varlinkapi/attach.go
@@ -60,6 +60,7 @@ func (i *LibpodAPI) Attach(call iopodman.VarlinkCall, name string, detachKeys st
 	if !start && state != libpod.ContainerStateRunning {
 		return call.ReplyErrorOccurred("container must be running to attach")
 	}
+	call.Reply(nil)
 	reader, writer, _, pw, streams := setupStreams(call)
 
 	go func() {
diff --git a/pkg/varlinkapi/system.go b/pkg/varlinkapi/system.go
index 7f436a954..59bfec75b 100644
--- a/pkg/varlinkapi/system.go
+++ b/pkg/varlinkapi/system.go
@@ -86,15 +86,18 @@ func (i *LibpodAPI) GetInfo(call iopodman.VarlinkCall) error {
 		Graph_status:         graphStatus,
 	}
 
-	registriesInterface := info[2].Data["registries"]
-	insecureRegistriesInterface := info[3].Data["registries"]
-	if registriesInterface != nil {
-		registries = registriesInterface.([]string)
+	if len(info) > 2 {
+		registriesInterface := info[2].Data["registries"]
+		if registriesInterface != nil {
+			registries = registriesInterface.([]string)
+		}
 	}
-	if insecureRegistriesInterface != nil {
-		insecureRegistries = insecureRegistriesInterface.([]string)
+	if len(info) > 3 {
+		insecureRegistriesInterface := info[3].Data["registries"]
+		if insecureRegistriesInterface != nil {
+			insecureRegistries = insecureRegistriesInterface.([]string)
+		}
 	}
-
 	podmanInfo.Store = infoStore
 	podmanInfo.Podman = pmaninfo
 	podmanInfo.Registries = registries