bind interface and refactor doc

src/main.rs

@@ -15,13 +15,14 @@ fn main() -> ResultType<()> {
         .start()?;
     let args = format!(
         "-c --config=[FILE] +takes_value 'Sets a custom config file'
+        -b, --bind=[IP] 'Sets the IP address to bind to (default: all interfaces)'
         -p, --port=[NUMBER(default={RENDEZVOUS_PORT})] 'Sets the listening port'
-        -s, --serial=[NUMBER(default=0)] 'Sets configure update serial number'
-        -R, --rendezvous-servers=[HOSTS] 'Sets rendezvous servers, separated by comma'
-        -u, --software-url=[URL] 'Sets download url of RustDesk software of newest version'
+        -s, --serial=[NUMBER(default=0)] '[DEPRECATED] Sets configure update serial number'
+        -R, --rendezvous-servers=[HOSTS] '[DEPRECATED] Sets rendezvous servers, separated by comma'
+        -u, --software-url=[URL] '[DEPRECATED] Sets download url of RustDesk software of newest version'
         -r, --relay-servers=[HOST] 'Sets the default relay servers, separated by comma'
         -M, --rmem=[NUMBER(default={RMEM})] 'Sets UDP recv buffer size, set system rmem_max first, e.g., sudo sysctl -w net.core.rmem_max=52428800. vi /etc/sysctl.conf, net.core.rmem_max=52428800, sudo sysctl –p'
-        , --mask=[MASK] 'Determine if the connection comes from LAN, e.g. 192.168.0.0/16'
+        , --mask=[MASK] '[DEPRECATED] Determine if the connection comes from LAN, e.g. 192.168.0.0/16'
         -k, --key=[KEY] 'Only allow the client with the same key'",
     );
     init_args(&args, "hbbs", "RustDesk ID/Rendezvous Server");
@@ -29,9 +30,16 @@ fn main() -> ResultType<()> {
     if port < 3 {
         bail!("Invalid port");
     }
+    let bind_addr = parse_bind_address(&get_arg("bind"))?;
     let rmem = get_arg("rmem").parse::<usize>().unwrap_or(RMEM);
     let serial: i32 = get_arg("serial").parse().unwrap_or(0);
     crate::common::check_software_update();
-    RendezvousServer::start(port, serial, &get_arg_or("key", "-".to_owned()), rmem)?;
+    RendezvousServer::start_with_bind(
+        bind_addr,
+        port,
+        serial,
+        &get_arg_or("key", "-".to_owned()),
+        rmem,
+    )?;
     Ok(())
 }