fix(deps): update rust crate rand to 0.9

Cargo.toml

@@ -229,7 +229,7 @@ directories = "6.0"
 xdg = "2.5"
 rpassword = "7.3"
 libc = { version = "0.2", features = ["extra_traits"] }
-rand = "0.8"
+rand = "0.9"
 
 futures = "0.3"
 tokio = { version = "1", features = ["rt", "signal"] }

crates/shadowsocks-service/Cargo.toml

@@ -134,7 +134,7 @@ lru_time_cache = "0.11"
 bytes = "1.7"
 byte_string = "1.0"
 byteorder = "1.5"
-rand = { version = "0.8", features = ["small_rng"] }
+rand = { version = "0.9", features = ["small_rng"] }
 sled = { version = "0.34.7", optional = true }
 
 futures = "0.3"

crates/shadowsocks-service/src/local/dns/server.rs

@@ -23,7 +23,6 @@ use hickory_resolver::proto::{
     rr::{DNSClass, Name, RData, RecordType},
 };
 use log::{debug, error, info, trace, warn};
-use rand::{thread_rng, Rng};
 use tokio::{
     io::{AsyncReadExt, AsyncWriteExt},
     net::{TcpStream, UdpSocket},
@@ -854,7 +853,7 @@ impl DnsClient {
 
     async fn lookup_remote_inner(&self, query: &Query, remote_addr: &Address) -> io::Result<Message> {
         let mut message = Message::new();
-        message.set_id(thread_rng().gen());
+        message.set_id(rand::random());
         message.set_recursion_desired(true);
         message.add_query(query.clone());
 
@@ -884,7 +883,7 @@ impl DnsClient {
                     // Then this future will be disabled and have no effect
                     //
                     // Randomly choose from 500ms ~ 1.5s for preventing obvious request pattern
-                    let sleep_time = thread_rng().gen_range(500..=1500);
+                    let sleep_time = rand::random_range(500..=1500);
                     time::sleep(Duration::from_millis(sleep_time)).await;
 
                     let server = self.balancer.best_tcp_server();
@@ -933,7 +932,7 @@ impl DnsClient {
 
     async fn lookup_local_inner(&self, query: &Query, local_addr: &NameServerAddr) -> io::Result<Message> {
         let mut message = Message::new();
-        message.set_id(thread_rng().gen());
+        message.set_id(rand::random());
         message.set_recursion_desired(true);
         message.add_query(query.clone());
 

crates/shadowsocks-service/src/local/dns/upstream.rs

@@ -15,7 +15,6 @@ use bytes::{BufMut, BytesMut};
 use hickory_resolver::proto::{op::Message, ProtoError, ProtoErrorKind};
 use log::{error, trace};
 use lru_time_cache::{Entry, LruCache};
-use rand::{thread_rng, Rng};
 use shadowsocks::{
     config::ServerConfig,
     context::SharedContext,
@@ -139,7 +138,7 @@ impl DnsClient {
 
     async fn inner_lookup(&mut self, msg: &mut Message) -> Result<Message, ProtoError> {
         // Make a random ID
-        msg.set_id(thread_rng().gen());
+        msg.set_id(rand::random());
 
         trace!("DNS lookup {:?}", msg);
 

crates/shadowsocks-service/src/local/net/udp/association.rs

@@ -234,13 +234,18 @@ where
 }
 
 thread_local! {
-    static CLIENT_SESSION_RNG: RefCell<SmallRng> = RefCell::new(SmallRng::from_entropy());
+    static CLIENT_SESSION_RNG: RefCell<SmallRng> = RefCell::new(SmallRng::from_os_rng());
 }
 
 /// Generate an AEAD-2022 Client SessionID
 #[inline]
 pub fn generate_client_session_id() -> u64 {
-    CLIENT_SESSION_RNG.with(|rng| rng.borrow_mut().gen())
+    loop {
+        let id = CLIENT_SESSION_RNG.with(|rng| rng.borrow_mut().random());
+        if id != 0 {
+            break id;
+        }
+    }
 }
 
 impl<W> UdpAssociationContext<W>

crates/shadowsocks-service/src/server/udprelay.rs

@@ -462,12 +462,17 @@ impl Drop for UdpAssociationContext {
 }
 
 thread_local! {
-    static CLIENT_SESSION_RNG: RefCell<SmallRng> = RefCell::new(SmallRng::from_entropy());
+    static CLIENT_SESSION_RNG: RefCell<SmallRng> = RefCell::new(SmallRng::from_os_rng());
 }
 
 #[inline]
 fn generate_server_session_id() -> u64 {
-    CLIENT_SESSION_RNG.with(|rng| rng.borrow_mut().gen())
+    loop {
+        let id = CLIENT_SESSION_RNG.with(|rng| rng.borrow_mut().random());
+        if id != 0 {
+            break id;
+        }
+    }
 }
 
 impl UdpAssociationContext {

crates/shadowsocks/Cargo.toml

@@ -62,7 +62,7 @@ spin = { version = "0.9", features = ["std"] }
 pin-project = "1.1"
 bloomfilter = { version = "3.0.0", optional = true }
 thiserror = "2.0"
-rand = { version = "0.8", optional = true }
+rand = { version = "0.9", optional = true }
 lru_time_cache = { version = "0.11", optional = true }
 
 serde = { version = "1.0", features = ["derive"] }

crates/shadowsocks/src/relay/mod.rs

@@ -18,11 +18,11 @@ fn get_aead_2022_padding_size(payload: &[u8]) -> usize {
     use rand::{rngs::SmallRng, Rng, SeedableRng};
 
     thread_local! {
-        static PADDING_RNG: RefCell<SmallRng> = RefCell::new(SmallRng::from_entropy());
+        static PADDING_RNG: RefCell<SmallRng> = RefCell::new(SmallRng::from_os_rng());
     }
 
     if payload.is_empty() {
-        PADDING_RNG.with(|rng| rng.borrow_mut().gen::<usize>() % AEAD2022_MAX_PADDING_SIZE)
+        PADDING_RNG.with(|rng| rng.borrow_mut().random_range::<usize, _>(0..=AEAD2022_MAX_PADDING_SIZE))
     } else {
         0
     }