runtime-rs: bring support for legacy vsock device.

Bring support for legacy vsock and add Vsock to the ResourceConfig
enum type, and add the processing flow of the Vsock device to the
prepare_before_start_vm function.

Fixes: #8474

Signed-off-by: alex.lyn <alex.lyn@antgroup.com>

src/runtime-rs/crates/resource/src/lib.rs

@@ -17,7 +17,7 @@ pub mod manager;
 mod manager_inner;
 pub mod network;
 pub mod resource_persist;
-use hypervisor::{BlockConfig, HybridVsockConfig};
+use hypervisor::{BlockConfig, HybridVsockConfig, VsockConfig};
 use network::NetworkConfig;
 pub mod rootfs;
 pub mod share_fs;
@@ -33,6 +33,7 @@ pub enum ResourceConfig {
     ShareFs(SharedFsInfo),
     VmRootfs(BlockConfig),
     HybridVsock(HybridVsockConfig),
+    Vsock(VsockConfig),
 }
 
 #[derive(Debug, Clone, Copy, PartialEq)]

src/runtime-rs/crates/resource/src/manager_inner.rs

@@ -134,6 +134,11 @@ impl ResourceManagerInner {
                         .await
                         .context("do handle hybrid-vsock device failed.")?;
                 }
+                ResourceConfig::Vsock(v) => {
+                    do_handle_device(&self.device_manager, &DeviceConfig::VsockCfg(v))
+                        .await
+                        .context("do handle vsock device failed.")?;
+                }
             };
         }