feat: add seed peer tag to IDGenerator (#154)

Signed-off-by: Gaius <gaius.qi@gmail.com>

src/bin/dfdaemon/main.rs

@@ -97,6 +97,7 @@ async fn main() -> Result<(), anyhow::Error> {
     let id_generator = IDGenerator::new(
         config.host.ip.unwrap().to_string(),
         config.host.hostname.clone(),
+        config.seed_peer.enable,
     );
     let id_generator = Arc::new(id_generator);
 

src/utils/id_generator.rs

@@ -26,17 +26,28 @@ pub struct IDGenerator {
 
     // hostname is the hostname of the host.
     hostname: String,
+
+    // is_seed_peer indicates whether the host is a seed peer.
+    is_seed_peer: bool,
 }
 
 // IDGenerator implements the IDGenerator.
 impl IDGenerator {
     // new creates a new IDGenerator.
-    pub fn new(ip: String, hostname: String) -> Self {
-        IDGenerator { ip, hostname }
+    pub fn new(ip: String, hostname: String, is_seed_peer: bool) -> Self {
+        IDGenerator {
+            ip,
+            hostname,
+            is_seed_peer,
+        }
     }
 
     // host_id generates the host id.
     pub fn host_id(&self) -> String {
+        if self.is_seed_peer {
+            return format!("{}-{}-{}", self.ip, self.hostname, "seed");
+        }
+
         format!("{}-{}", self.ip, self.hostname)
     }
 
@@ -88,6 +99,16 @@ impl IDGenerator {
 
     // peer_id generates the peer id.
     pub fn peer_id(&self) -> String {
+        if self.is_seed_peer {
+            return format!(
+                "{}-{}-{}-{}",
+                self.ip,
+                self.hostname,
+                "seed",
+                Uuid::new_v4()
+            );
+        }
+
         format!("{}-{}-{}", self.ip, self.hostname, Uuid::new_v4())
     }
 }