From 304c1819cd680b00461b46dddd641c9be48d87e5 Mon Sep 17 00:00:00 2001
From: zonyitoo <zonyitoo@gmail.com>
Date: Sun, 15 Oct 2023 10:11:10 +0800
Subject: [PATCH] fix(dns): dns-over-h3 requires QuicLocalAddr

---
 .../src/dns_resolver/hickory_dns_resolver.rs      | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/crates/shadowsocks/src/dns_resolver/hickory_dns_resolver.rs b/crates/shadowsocks/src/dns_resolver/hickory_dns_resolver.rs
index bd417e2a..7af31544 100644
--- a/crates/shadowsocks/src/dns_resolver/hickory_dns_resolver.rs
+++ b/crates/shadowsocks/src/dns_resolver/hickory_dns_resolver.rs
@@ -15,9 +15,12 @@ use hickory_resolver::{
     config::{LookupIpStrategy, ResolverConfig, ResolverOpts},
     error::ResolveResult,
     name_server::{GenericConnector, RuntimeProvider},
-    proto::{iocompat::AsyncIoTokioAsStd, udp::DnsUdpSocket, TokioTime},
-    AsyncResolver,
-    TokioHandle,
+    proto::{
+        iocompat::AsyncIoTokioAsStd,
+        udp::{DnsUdpSocket, QuicLocalAddr},
+        TokioTime,
+    },
+    AsyncResolver, TokioHandle,
 };
 use log::trace;
 use tokio::{io::ReadBuf, net::UdpSocket};
@@ -59,6 +62,12 @@ impl DnsUdpSocket for ShadowUdpSocket {
     }
 }
 
+impl QuicLocalAddr for ShadowUdpSocket {
+    fn local_addr(&self) -> io::Result<SocketAddr> {
+        self.deref().local_addr()
+    }
+}
+
 impl RuntimeProvider for ShadowDnsRuntimeProvider {
     type Handle = TokioHandle;
     type Tcp = AsyncIoTokioAsStd<ShadowTcpStream>;