runtime-rs: add CreateContainer hook support

CreateContainer hook is one kind of OCI hook. In kata, it will be
executed after VM is started, before container is created, and after
CreateRuntime is executed.

The hook path of CreateContainer hook is in host runtime namespace, but
it will be executed in host vmm namespace.

Fixes: #5787

Signed-off-by: Yushuo <y-shuo@linux.alibaba.com>

src/libs/protocols/protos/oci.proto

@@ -169,6 +169,9 @@ message Hooks {
 
 	// Createruntime is a list of hooks to be run during the creation of runtime(sandbox).
 	repeated Hook CreateRuntime = 4  [(gogoproto.nullable) = false];
+
+	// CreateContainer is a list of hooks to be run after VM is started, and before container is created.
+	repeated Hook CreateContainer = 5  [(gogoproto.nullable) = false];
 }
 
 message Hook {

src/libs/protocols/src/trans.rs

@@ -295,6 +295,7 @@ impl From<oci::Hooks> for crate::oci::Hooks {
         crate::oci::Hooks {
             Prestart: from_vec(from.prestart),
             CreateRuntime: from_vec(from.create_runtime),
+            CreateContainer: from_vec(from.create_container),
             Poststart: from_vec(from.poststart),
             Poststop: from_vec(from.poststop),
             unknown_fields: Default::default(),
@@ -979,6 +980,10 @@ impl From<crate::oci::Hooks> for oci::Hooks {
         for hook in from.take_CreateRuntime().to_vec() {
             create_runtime.push(hook.into())
         }
+        let mut create_container = Vec::new();
+        for hook in from.take_CreateContainer().to_vec() {
+            create_container.push(hook.into())
+        }
         let mut poststart = Vec::new();
         for hook in from.take_Poststart().to_vec() {
             poststart.push(hook.into());
@@ -990,6 +995,7 @@ impl From<crate::oci::Hooks> for oci::Hooks {
         oci::Hooks {
             prestart,
             create_runtime,
+            create_container,
             poststart,
             poststop,
         }