runtime-rs: add the route flags support

Get the route entry's flags from the host and
pass it into kata-agent to add route entries
with flags support.

Signed-off-by: Fupan Li <fupan.lfp@antgroup.com>

src/runtime-rs/crates/agent/src/kata/trans.rs

@@ -228,6 +228,7 @@ impl From<Route> for types::Route {
             source: from.source,
             scope: from.scope,
             family: protobuf::EnumOrUnknown::new(from.family.into()),
+            flags: from.flags,
             ..Default::default()
         }
     }
@@ -242,6 +243,7 @@ impl From<types::Route> for Route {
             source: src.source,
             scope: src.scope,
             family: src.family.unwrap().into(),
+            flags: src.flags,
         }
     }
 }

src/runtime-rs/crates/agent/src/types.rs

@@ -113,6 +113,7 @@ pub struct Route {
     pub source: String,
     pub scope: u32,
     pub family: IPFamily,
+    pub flags: u32,
 }
 
 #[derive(Deserialize, Debug, PartialEq, Clone, Default)]

src/runtime-rs/crates/resource/src/network/dan.rs

@@ -290,6 +290,8 @@ pub(crate) struct Route {
     // Scope
     #[serde(default)]
     pub scope: u32,
+    #[serde(default)]
+    pub flags: u32,
 }
 
 impl Route {
@@ -399,6 +401,7 @@ mod tests {
                     source: "172.18.0.1".to_owned(),
                     gateway: "172.18.31.1".to_owned(),
                     scope: 0,
+                    flags: 0,
                 }],
                 neighbors: vec![ARPNeighbor {
                     ip_address: Some("192.168.0.3/16".to_owned()),

src/runtime-rs/crates/resource/src/network/network_info/network_info_from_dan.rs

@@ -74,6 +74,7 @@ impl NetworkInfoFromDan {
                     source: route.source.clone(),
                     scope: route.scope,
                     family,
+                    flags: route.flags,
                 })
             })
             .collect();
@@ -159,6 +160,7 @@ mod tests {
                     source: "172.18.0.1".to_owned(),
                     gateway: "172.18.31.1".to_owned(),
                     scope: 0,
+                    flags: 0,
                 }],
                 neighbors: vec![DanARPNeighbor {
                     ip_address: Some("192.168.0.3/16".to_owned()),
@@ -194,6 +196,7 @@ mod tests {
             source: "172.18.0.1".to_owned(),
             scope: 0,
             family: IPFamily::V4,
+            flags: 0,
         }];
         assert_eq!(routes, network_info.routes().await.unwrap());
 

src/runtime-rs/crates/resource/src/network/network_info/network_info_from_link.rs

@@ -168,6 +168,11 @@ fn generate_route(name: &str, route_msg: &RouteMessage) -> Result<Option<Route>>
         return Ok(None);
     }
 
+    let mut flags: u32 = 0;
+    for flag in &route_msg.header.flags {
+        flags += u32::from(*flag);
+    }
+
     let mut route = Route {
         scope: u8::from(route_msg.header.scope) as u32,
         device: name.to_string(),
@@ -176,6 +181,7 @@ fn generate_route(name: &str, route_msg: &RouteMessage) -> Result<Option<Route>>
         } else {
             IPFamily::V6
         },
+        flags,
         ..Default::default()
     };