Federated relay tier: peer flooding, per-member isolation, registry admission and relay discovery

src/commands.rs

@@ -277,6 +277,7 @@ pub fn registry_init(dir: &Path) -> Result<()> {
         issued_at: now_ts(),
         ma_key: String::new(),
         members: Vec::new(),
+        relays: Vec::new(),
     };
     let signed = registry::sign_registry(doc, &ma);
     registry::save_registry(&registry_path, &signed)?;
@@ -390,11 +391,23 @@ pub fn registry_list(dir: &Path) -> Result<()> {
     Ok(())
 }
 
+pub fn registry_set_relays(dir: &Path, relays: &[String]) -> Result<()> {
+    mutate_registry(dir, |doc| {
+        doc.relays = relays.to_vec();
+        Ok(())
+    })?;
+    println!("relays: {}", relays.join(" "));
+    Ok(())
+}
+
 pub fn registry_show(dir: &Path) -> Result<()> {
     let (_, signed) = open_registry(dir)?;
     println!("ma_key {}", signed.doc.ma_key);
     println!("version {}", signed.doc.version);
     println!("issued_at {}", signed.doc.issued_at);
+    for relay in &signed.doc.relays {
+        println!("relay {relay}");
+    }
     Ok(())
 }