Expose old config field for api < 1.19

Signed-off-by: Antonio Murdaca <me@runcom.ninja>

api/types/types.go

@@ -195,12 +195,11 @@ type ContainerState struct {
 }
 
 // GET "/containers/{name:.*}/json"
-type ContainerJSON struct {
+type ContainerJSONBase struct {
 	Id              string
 	Created         time.Time
 	Path            string
 	Args            []string
-	Config          *runconfig.Config
 	State           *ContainerState
 	Image           string
 	NetworkSettings *network.Settings
@@ -220,3 +219,24 @@ type ContainerJSON struct {
 	ExecIDs         []string
 	HostConfig      *runconfig.HostConfig
 }
+
+type ContainerJSON struct {
+	*ContainerJSONBase
+	Config *runconfig.Config
+}
+
+// backcompatibility struct along with ContainerConfig
+type ContainerJSONRaw struct {
+	*ContainerJSONBase
+	Config *ContainerConfig
+}
+
+type ContainerConfig struct {
+	*runconfig.Config
+
+	// backward compatibility, they now live in HostConfig
+	Memory     int64
+	MemorySwap int64
+	CpuShares  int64
+	Cpuset     string
+}