src/config/mod.rs

@@ -5,7 +5,8 @@ mod runtime;
 
 pub use options::{ConfigOpts, ConfigOptsAcme, ConfigOptsBase, ConfigOptsConsul};
 pub use runtime::{
-  RuntimeConfig, RuntimeConfigAcme, RuntimeConfigConsul, RuntimeConfigFirewall, RuntimeConfigIgd, RuntimeConfigStun
+  RuntimeConfig, RuntimeConfigAcme, RuntimeConfigConsul, RuntimeConfigFirewall, RuntimeConfigIgd,
+  RuntimeConfigStun,
 };
 
 pub const EXPIRATION_TIME: u16 = 300;

src/config/runtime.rs

@@ -1,7 +1,7 @@
 use std::fs::File;
 use std::io::Read;
-use std::time::Duration;
 use std::net::{SocketAddr, ToSocketAddrs};
+use std::time::Duration;
 
 use anyhow::{anyhow, bail, Result};
 
@@ -165,7 +165,12 @@ impl RuntimeConfigStun {
   pub(super) fn new(opts: &ConfigOptsBase) -> Result<Self> {
     let mut stun_server_v4 = None;
     let mut stun_server_v6 = None;
-    for addr in opts.stun_server.as_deref().unwrap_or(super::STUN_SERVER).to_socket_addrs()? {
+    for addr in opts
+      .stun_server
+      .as_deref()
+      .unwrap_or(super::STUN_SERVER)
+      .to_socket_addrs()?
+    {
       if addr.is_ipv4() {
         stun_server_v4 = Some(addr);
       }
@@ -177,8 +182,10 @@ impl RuntimeConfigStun {
     let refresh_time = Duration::from_secs(opts.refresh_time.unwrap_or(super::REFRESH_TIME).into());
 
     Ok(Self {
-      stun_server_v4: stun_server_v4.ok_or(anyhow!("Unable to resolve STUN server's IPv4 address"))?,
-      stun_server_v6: stun_server_v6.ok_or(anyhow!("Unable to resolve STUN server's IPv6 address"))?,
+      stun_server_v4: stun_server_v4
+        .ok_or(anyhow!("Unable to resolve STUN server's IPv4 address"))?,
+      stun_server_v6: stun_server_v6
+        .ok_or(anyhow!("Unable to resolve STUN server's IPv6 address"))?,
       refresh_time,
     })
   }

src/diplonat.rs

@@ -30,11 +30,7 @@ impl Diplonat {
     )
     .await?;
 
-    let sa = StunActor::new(
-        &rt_cfg.consul,
-        &rt_cfg.stun,
-        &rt_cfg.consul.node_name,
-    );
+    let sa = StunActor::new(&rt_cfg.consul, &rt_cfg.stun, &rt_cfg.consul.node_name);
 
     let ctx = Self {
       consul: ca,

src/stun_actor.rs

@@ -1,9 +1,9 @@
-use std::net::{SocketAddr, IpAddr};
+use std::net::{IpAddr, SocketAddr};
 use std::time::{Duration, SystemTime};
 
-use anyhow::{Result, bail, anyhow};
+use anyhow::{anyhow, bail, Result};
 use log::*;
-use serde::{Serialize, Deserialize};
+use serde::{Deserialize, Serialize};
 
 use crate::config::{RuntimeConfigConsul, RuntimeConfigStun};
 use crate::consul;
@@ -23,7 +23,11 @@ pub struct AutodiscoverResult {
 }
 
 impl StunActor {
-  pub fn new(consul_config: &RuntimeConfigConsul, stun_config: &RuntimeConfigStun, node: &str) -> Self {
+  pub fn new(
+    consul_config: &RuntimeConfigConsul,
+    stun_config: &RuntimeConfigStun,
+    node: &str,
+  ) -> Self {
     assert!(stun_config.stun_server_v4.is_ipv4());
     assert!(stun_config.stun_server_v6.is_ipv6());
 
@@ -67,10 +71,18 @@ impl StunActor {
       }
     };
 
-    self.consul.kv_put(&consul_key, serde_json::to_vec(&AutodiscoverResult{
-      timestamp: SystemTime::now().duration_since(SystemTime::UNIX_EPOCH)?.as_secs(),
-      address: discovered_addr,
-    })?).await?;
+    self
+      .consul
+      .kv_put(
+        &consul_key,
+        serde_json::to_vec(&AutodiscoverResult {
+          timestamp: SystemTime::now()
+            .duration_since(SystemTime::UNIX_EPOCH)?
+            .as_secs(),
+          address: discovered_addr,
+        })?,
+      )
+      .await?;
 
     Ok(())
   }
@@ -80,16 +92,13 @@ async fn get_mapped_addr(stun_server: SocketAddr, binding_addr: SocketAddr) -> R
   use stun_client::*;
 
   let mut client = Client::new(binding_addr, None).await.unwrap();
-  let res = client
-    .binding_request(stun_server, None)
-    .await
-    .unwrap();
+  let res = client.binding_request(stun_server, None).await.unwrap();
 
   if res.get_class() != Class::SuccessResponse {
     bail!("STUN server did not responde with a success response");
   }
 
   let xor_mapped_addr = Attribute::get_xor_mapped_address(&res)
-      .ok_or(anyhow!("no XorMappedAddress found in STUN response"))?;
+    .ok_or(anyhow!("no XorMappedAddress found in STUN response"))?;
   Ok(xor_mapped_addr)
 }