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24 Commits
Author SHA1 Message Date
lubeilin 4f52d58d6e 调整错误输出 2024-04-23 14:04:32 +08:00
lubeilin 441e374563 jni设置dns 2024-04-23 13:56:25 +08:00
lubeilin 3272f3cdca 设置dns 2024-04-23 12:40:33 +08:00
lbl8603 5b40a9f147 支持指定dns 2024-04-23 08:21:01 +08:00
lubeilin 12d4fc8e98 dns解析 2024-04-22 19:00:05 +08:00
lbl8603 ca74827aaf 拒绝服务端密钥对变化 2024-04-21 22:14:56 +08:00
lbl8603 0b570130e8 处理tcp加密注册失败的问题 2024-04-21 18:48:18 +08:00
lbl8603 5bdc514606 增加转发日志 2024-04-21 18:30:33 +08:00
lbl8603 137efe20b8 增加密钥hash,方便客户端判断加密是否一致 2024-04-20 21:27:35 +08:00
lbl8603 0cbc3e0f63 双重探测NAT类型,用于检测某些对称网络 2024-04-20 16:15:45 +08:00
lbl8603 7fbcf0a832 Merge remote-tracking branch 'origin/2024-04-19' into 2024-04-19 2024-04-20 14:49:57 +08:00
lbl8603 7283863fe8 增加路由回调 2024-04-20 14:48:58 +08:00
lbl8603 198f82fb2c 修改ip转u32方式 2024-04-19 20:05:19 +08:00
lubeilin c219af4f4b 增加额外路由 2024-04-19 18:44:22 +08:00
lubeilin 0352982c14 回调增加网络路由 2024-04-19 18:35:37 +08:00
lubeilin cc6cd6dc37 去除多余代码 2024-04-19 18:07:41 +08:00
lubeilin 9155471c26 去除多余代码 2024-04-19 16:28:49 +08:00
lubeilin d916fd7573 去除多余字段 2024-04-19 16:17:39 +08:00
lubeilin 5528557964 去除多余字段 2024-04-19 16:16:49 +08:00
lbl8603 8dfc3b8c43 修改安卓端逻辑 2024-04-19 10:49:47 +08:00
lubeilin 84824731a7 优化nat探测 2024-04-16 23:20:24 +08:00
lubeilin 7131937d06 fmt 2024-04-13 17:45:46 +08:00
lubeilin a657eae599 优化加密状态下的重连 2024-04-13 11:13:37 +08:00
lubeilin e9ec6e8903 增加丢包日志 2024-04-13 10:24:29 +08:00
47 changed files with 1367 additions and 392 deletions
+2 -2
View File
@@ -68,10 +68,10 @@ pub fn out_ips_parse(ips: &Vec<String>) -> Result<Vec<(u32, u32)>, String> {
pub fn to_ip(mask: &str) -> Result<u32, String> {
if let Ok(m) = mask.parse::<u32>() {
if m >= 32 {
if m > 32 {
return Err("not netmask".to_string());
}
let mut mask = 0 as u32;
let mut mask = 0u32;
for i in 0..m {
mask = mask | (1 << (31 - i));
}
+2
View File
@@ -121,6 +121,8 @@ first_latency: false #是否优先低延迟通道,默认为false,表示优
device_name: vnt-tun #网卡名称
packet_loss: 0 #指定丢包率 取值0~1之间的数 用于模拟弱网
packet_delay: 0 #指定延迟 单位毫秒 用于模拟弱网
dns:
- 8.8.8.8:53
```
或者需要哪个配置就加哪个,当然token是必须的
+2
View File
@@ -36,5 +36,7 @@ pub struct DeviceItem {
pub rt: String,
pub status: String,
pub client_secret: bool,
pub client_secret_hash: Vec<u8>,
pub current_client_secret: bool,
pub current_client_secret_hash: Vec<u8>,
}
+3
View File
@@ -85,6 +85,7 @@ pub fn command_list(vnt: &Vnt) -> Vec<DeviceItem> {
let device_list = vnt.device_list();
let mut list = Vec::new();
let current_client_secret = vnt.client_encrypt();
let client_encrypt_hash = vnt.client_encrypt_hash().unwrap_or(&[]);
for peer in device_list {
let name = peer.name;
let virtual_ip = peer.virtual_ip.to_string();
@@ -153,7 +154,9 @@ pub fn command_list(vnt: &Vnt) -> Vec<DeviceItem> {
rt,
status,
client_secret,
client_secret_hash: peer.client_secret_hash,
current_client_secret,
current_client_secret_hash: client_encrypt_hash.to_vec(),
};
list.push(item);
}
+5 -20
View File
@@ -1,5 +1,5 @@
use std::io;
use std::net::{Ipv4Addr, ToSocketAddrs};
use std::net::Ipv4Addr;
use std::str::FromStr;
use serde::{Deserialize, Serialize};
@@ -19,6 +19,7 @@ pub struct FileConfig {
pub name: String,
pub server_address: String,
pub stun_server: Vec<String>,
pub dns: Vec<String>,
pub in_ips: Vec<String>,
pub out_ips: Vec<String>,
pub password: Option<String>,
@@ -55,6 +56,7 @@ impl Default for FileConfig {
"stun2.l.google.com:19302".to_string(),
"stun.qq.com:3478".to_string(),
],
dns: vec![],
in_ips: vec![],
out_ips: vec![],
password: None,
@@ -91,24 +93,7 @@ pub fn read_config(file_path: &str) -> io::Result<(Config, bool)> {
if file_conf.token.is_empty() {
return Err(io::Error::new(io::ErrorKind::Other, "token is_empty"));
}
let server_address = match file_conf.server_address.to_socket_addrs() {
Ok(mut addr) => {
if let Some(addr) = addr.next() {
addr
} else {
return Err(io::Error::new(
io::ErrorKind::Other,
format!("server_address {:?} error", &file_conf.server_address),
));
}
}
Err(e) => {
return Err(io::Error::new(
io::ErrorKind::Other,
format!("server_address {:?} error:{}", &file_conf.server_address, e),
));
}
};
let in_ips = match common::args_parse::ips_parse(&file_conf.in_ips) {
Ok(in_ips) => in_ips,
Err(e) => {
@@ -150,8 +135,8 @@ pub fn read_config(file_path: &str) -> io::Result<(Config, bool)> {
file_conf.token,
file_conf.device_id,
file_conf.name,
server_address,
file_conf.server_address,
file_conf.dns,
file_conf.stun_server,
in_ips,
out_ips,
+7 -2
View File
@@ -21,6 +21,7 @@ pub fn console_info(status: Info) {
println!("Up: {}", style(convert(status.up)).green());
println!("Down: {}", style(convert(status.down)).green());
}
fn convert(num: u64) -> String {
let gigabytes = num / (1024 * 1024 * 1024);
let remaining_bytes = num % (1024 * 1024 * 1024);
@@ -90,13 +91,17 @@ pub fn console_device_list(mut list: Vec<DeviceItem>) {
]);
for item in list {
if &item.status == "Online" {
if item.client_secret != item.current_client_secret {
if item.client_secret != item.current_client_secret
|| (!item.current_client_secret_hash.is_empty()
&& !item.client_secret_hash.is_empty()
&& item.current_client_secret_hash != item.client_secret_hash)
{
//加密状态不一致,无法通信的
out_list.push(vec![
(item.name, Style::new().red()),
(item.virtual_ip, Style::new().red()),
(item.status, Style::new().red()),
("".to_string(), Style::new().red()),
("Mismatch".to_string(), Style::new().red()),
("".to_string(), Style::new().red()),
]);
} else {
+7 -18
View File
@@ -1,4 +1,4 @@
use std::net::{Ipv4Addr, ToSocketAddrs};
use std::net::Ipv4Addr;
use std::path::PathBuf;
use std::str::FromStr;
use std::{io, thread};
@@ -72,6 +72,7 @@ fn main() {
opts.optopt("", "use-channel", "使用通道 relay/p2p", "<use-channel>");
opts.optopt("", "packet-loss", "丢包率", "<packet-loss>");
opts.optopt("", "packet-delay", "延迟", "<packet-delay>");
opts.optmulti("", "dns", "dns", "<dns>");
opts.optopt("f", "", "配置文件", "<conf>");
//"后台运行时,查看其他设备列表"
opts.optflag("", "list", "后台运行时,查看其他设备列表");
@@ -150,27 +151,14 @@ fn main() {
let server_address_str = matches
.opt_get_default("s", "nat1.wherewego.top:29872".to_string())
.unwrap();
let server_address = match server_address_str.to_socket_addrs() {
Ok(mut addr) => {
if let Some(addr) = addr.next() {
addr
} else {
println!("parameter '-s {}' error .", server_address_str);
return;
}
}
Err(e) => {
println!("parameter '-s {}' error {}.", server_address_str, e);
return;
}
};
let mut stun_server = matches.opt_strs("e");
if stun_server.is_empty() {
stun_server.push("stun1.l.google.com:19302".to_string());
stun_server.push("stun2.l.google.com:19302".to_string());
stun_server.push("stun.qq.com:3478".to_string());
}
let dns = matches.opt_strs("dns");
let in_ip = matches.opt_strs("i");
let in_ip = match ips_parse(&in_ip) {
Ok(in_ip) => in_ip,
@@ -305,8 +293,8 @@ fn main() {
token,
device_id,
name,
server_address,
server_address_str,
dns,
stun_server,
in_ip,
out_ip,
@@ -423,7 +411,7 @@ fn print_usage(program: &str, _opts: Options) {
);
println!(" -n <name> 给设备一个名字,便于区分不同设备,默认使用系统版本");
println!(" -d <id> 设备唯一标识符,不使用--ip参数时,服务端凭此参数分配虚拟ip,注意不能重复");
println!(" -s <server> 注册和中继服务器地址");
println!(" -s <server> 注册和中继服务器地址,以'TXT:'开头表示解析TXT记录");
println!(" -e <stun-server> stun服务器,用于探测NAT类型,可多次指定,如-e addr1 -e addr2");
println!(" -a 使用tap模式,默认使用tun模式");
println!(" -i <in-ip> 配置点对网(IP代理)时使用,-i 192.168.0.0/24,10.26.0.3表示允许接收网段192.168.0.0/24的数据");
@@ -486,6 +474,7 @@ fn print_usage(program: &str, _opts: Options) {
println!(
" --packet-delay <0> 模拟延迟,整数,单位毫秒(ms),程序会按设定的值延迟发包,可用于模拟弱网"
);
println!(" --dns <host:port> DNS服务器地址,可使用多个dns,默认使用114.114.114.114和8.8.8.8");
println!();
println!(
@@ -12,8 +12,10 @@ public interface CallBack {
* 连接成功的回调
*/
void success();
/**
* 创建虚拟网卡成功的回调方法
* 仅在 windows/linux/macos上使用
*
* @param info 网卡信息
*/
@@ -42,6 +44,24 @@ public interface CallBack {
*/
boolean register(RegisterInfo info);
/**
* 创建网卡回调
* 仅在android上使用
*
* @param info 创建配置
* @return 网卡fd
*/
int generateTun(DeviceConfig info);
/**
* 对端用户列表
*
* @param infoArray
*/
void peerClientList(PeerClientInfo[] infoArray);
/**
* 异常回调
*
+12 -12
View File
@@ -50,6 +50,10 @@ public class Config {
* 服务端地址
*/
private String server;
/**
* dns地址
*/
private String[] dns;
/**
* stun服务地址
*/
@@ -86,10 +90,6 @@ public class Config {
* 虚拟网卡名称 仅在linux、windows、macos上支持
*/
private String deviceName;
/**
* 虚拟网卡fd 仅在android上支持
*/
private int deviceFd;
/**
* enum: relay/p2p/all
*/
@@ -194,6 +194,14 @@ public class Config {
this.server = server;
}
public String[] getDns() {
return dns;
}
public void setDns(String[] dns) {
this.dns = dns;
}
public String[] getStunServer() {
return stunServer;
}
@@ -266,14 +274,6 @@ public class Config {
this.deviceName = deviceName;
}
public int getDeviceFd() {
return deviceFd;
}
public void setDeviceFd(int deviceFd) {
this.deviceFd = deviceFd;
}
public String getUseChannel() {
return useChannel;
}
@@ -6,6 +6,12 @@ package top.wherewego.vnt.jni;
* @author https://github.com/lbl8603/vnt
*/
public class IpUtils {
/**
* 将整数的ip地址转成字符串,例如 0 转成 "0.0.0.0"
*
* @param ipAddress
* @return
*/
public static String intToIpAddress(int ipAddress) {
return ((ipAddress & 0xFF000000) >>> 24) + "." +
@@ -13,6 +19,13 @@ public class IpUtils {
((ipAddress & 0x0000FF00) >>> 8) + "." +
(ipAddress & 0x000000FF);
}
/**
* 返回掩码的长度
*
* @param subnetMask
* @return
*/
public static int subnetMaskToPrefixLength(int subnetMask) {
int prefixLength = 0;
int bit = 1 << 31;
@@ -5,13 +5,13 @@ package top.wherewego.vnt.jni;
*
* @author https://github.com/lbl8603/vnt
*/
public class PeerDeviceInfo {
public class PeerRouteInfo {
private final int virtualIp;
private final String name;
private final String status;
private final Route route;
public PeerDeviceInfo(int virtualIp, String name, String status, Route route) {
public PeerRouteInfo(int virtualIp, String name, String status, Route route) {
this.virtualIp = virtualIp;
this.name = name;
this.status = status;
+13 -2
View File
@@ -6,16 +6,26 @@ package top.wherewego.vnt.jni;
* @author https://github.com/lbl8603/vnt
*/
public class Route {
/**
* 是否使用tcp
*/
private final boolean tcp;
private final String address;
private final byte metric;
private final int rt;
public Route(String address, byte metric, int rt) {
public Route(boolean tcp, String address, byte metric, int rt) {
this.tcp = tcp;
this.address = address;
this.metric = metric;
this.rt = rt;
}
public boolean isTcp() {
return tcp;
}
public String getAddress() {
return address;
}
@@ -31,7 +41,8 @@ public class Route {
@Override
public String toString() {
return "Route{" +
"address='" + address + '\'' +
"tcp=" + tcp +
", address='" + address + '\'' +
", metric=" + metric +
", rt=" + rt +
'}';
+5 -2
View File
@@ -13,6 +13,9 @@ public class Vnt implements Closeable {
public Vnt(Config config, CallBack callBack) throws Exception{
this.raw = new0(config, callBack);
if (this.raw == 0) {
throw new RuntimeException();
}
}
public void stop() {
@@ -23,7 +26,7 @@ public class Vnt implements Closeable {
wait0(raw);
}
public PeerDeviceInfo[] list() {
public PeerRouteInfo[] list() {
return list0(raw);
}
@@ -35,7 +38,7 @@ public class Vnt implements Closeable {
private native void drop0(long raw);
private native PeerDeviceInfo[] list0(long raw);
private native PeerRouteInfo[] list0(long raw);
@Override
public void close() throws IOException {
@@ -0,0 +1,72 @@
package top.wherewego.vnt.jni.param;
import top.wherewego.vnt.jni.IpUtils;
import java.util.Arrays;
/**
* 创建网卡所需信息,仅在android上使用
*
* @author https://github.com/lbl8603/vnt
*/
public class DeviceConfig {
/**
* 虚拟IP
*/
public final int virtualIp;
/**
* 掩码
*/
public final int virtualNetmask;
/**
* 网关
*/
public final int virtualGateway;
/**
* 虚拟网段
*/
public final int virtualNetwork;
/**
* 额外路由,来自点对网的路由配置
*/
public final String[] externalRoute;
public DeviceConfig(int virtualIp, int virtualNetmask, int virtualGateway, int virtualNetwork, String[] externalRoute) {
this.virtualIp = virtualIp;
this.virtualNetmask = virtualNetmask;
this.virtualGateway = virtualGateway;
this.virtualNetwork = virtualNetwork;
this.externalRoute = externalRoute;
}
public int getVirtualIp() {
return virtualIp;
}
public int getVirtualNetmask() {
return virtualNetmask;
}
public int getVirtualGateway() {
return virtualGateway;
}
public int getVirtualNetwork() {
return virtualNetwork;
}
public String[] getExternalRoute() {
return externalRoute;
}
@Override
public String toString() {
return "DeviceConfig{" +
"virtualIp=" + IpUtils.intToIpAddress(virtualIp) +
", virtualNetmask=" + IpUtils.intToIpAddress(virtualNetmask) +
", virtualGateway=" + IpUtils.intToIpAddress(virtualGateway) +
", virtualNetwork=" + IpUtils.intToIpAddress(virtualNetwork) +
", externalRoute=" + Arrays.toString(externalRoute) +
'}';
}
}
@@ -1,7 +1,7 @@
package top.wherewego.vnt.jni.param;
/**
* 网卡信息
* 网卡信息 仅在 windows/linux/macos上使用
*
* @author https://github.com/lbl8603/vnt
*/
@@ -16,15 +16,25 @@ public class ErrorInfo {
public final String msg;
public ErrorInfo(int code, String msg) {
this.code = switch (code) {
case 1 -> ErrorCodeEnum.TokenError;
case 2 -> ErrorCodeEnum.Disconnect;
case 3 -> ErrorCodeEnum.AddressExhausted;
case 4 -> ErrorCodeEnum.IpAlreadyExists;
case 5 -> ErrorCodeEnum.InvalidIp;
case 6 -> ErrorCodeEnum.Unknown;
default -> null;
};
switch (code) {
case 1:
this.code = ErrorCodeEnum.TokenError;
break;
case 2:
this.code = ErrorCodeEnum.Disconnect;
break;
case 3:
this.code = ErrorCodeEnum.AddressExhausted;
break;
case 4:
this.code = ErrorCodeEnum.IpAlreadyExists;
break;
case 5:
this.code = ErrorCodeEnum.InvalidIp;
break;
default:
this.code = ErrorCodeEnum.Unknown;
}
this.msg = msg;
}
@@ -0,0 +1,60 @@
package top.wherewego.vnt.jni.param;
import top.wherewego.vnt.jni.IpUtils;
/**
* 创建网卡所需信息,仅在android上使用
*
* @author https://github.com/lbl8603/vnt
*/
public class PeerClientInfo {
/**
* 虚拟IP
*/
public final int virtualIp;
/**
* 名称
*/
public final String name;
/**
* 是否在线
*/
public final boolean online;
/**
* 是否开启客户端加密,不同加密状态的不能通信
*/
public final boolean clientSecret;
public PeerClientInfo(int virtualIp, String name, boolean online, boolean clientSecret) {
this.virtualIp = virtualIp;
this.name = name;
this.online = online;
this.clientSecret = clientSecret;
}
public int getVirtualIp() {
return virtualIp;
}
public String getName() {
return name;
}
public boolean isOnline() {
return online;
}
public boolean isClientSecret() {
return clientSecret;
}
@Override
public String toString() {
return "PeerDeviceInfo{" +
"virtualIp=" + IpUtils.intToIpAddress(virtualIp) +
", name='" + name + '\'' +
", online=" + online +
", clientSecret=" + clientSecret +
'}';
}
}
@@ -1,5 +1,7 @@
package top.wherewego.vnt.jni.param;
import top.wherewego.vnt.jni.IpUtils;
/**
* 注册回调信息
*
@@ -9,40 +11,40 @@ public class RegisterInfo {
/**
* 虚拟IP
*/
public final String virtualIp;
public final int virtualIp;
/**
* 掩码
*/
public final String virtualNetmask;
public final int virtualNetmask;
/**
* 网关
*/
public final String virtualGateway;
public final int virtualGateway;
public RegisterInfo(String virtualIp, String virtualNetmask, String virtualGateway) {
public RegisterInfo(int virtualIp, int virtualNetmask, int virtualGateway) {
this.virtualIp = virtualIp;
this.virtualNetmask = virtualNetmask;
this.virtualGateway = virtualGateway;
}
public String getVirtualIp() {
public int getVirtualIp() {
return virtualIp;
}
public String getVirtualNetmask() {
public int getVirtualNetmask() {
return virtualNetmask;
}
public String getVirtualGateway() {
public int getVirtualGateway() {
return virtualGateway;
}
@Override
public String toString() {
return "RegisterInfo{" +
"virtualIp='" + virtualIp + '\'' +
", virtualNetmask='" + virtualNetmask + '\'' +
", virtualGateway='" + virtualGateway + '\'' +
"virtualIp='" + IpUtils.intToIpAddress(virtualIp) + '\'' +
", virtualNetmask='" + IpUtils.intToIpAddress(virtualNetmask) + '\'' +
", virtualGateway='" + IpUtils.intToIpAddress(virtualGateway) + '\'' +
'}';
}
}
+148 -21
View File
@@ -1,40 +1,87 @@
use std::sync::Arc;
use jni::objects::{GlobalRef, JString, JValue};
use jni::objects::{GlobalRef, JClass, JObject, JString, JValue};
use jni::{JNIEnv, JavaVM};
use spki::der::pem::LineEnding;
use spki::EncodePublicKey;
use vnt::handle::callback::ConnectInfo;
use vnt::{DeviceInfo, ErrorInfo, HandshakeInfo, RegisterInfo, VntCallback};
#[cfg(target_os = "android")]
use vnt::handle::callback::DeviceConfig;
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
use vnt::DeviceInfo;
use vnt::{ErrorInfo, HandshakeInfo, PeerClientInfo, RegisterInfo, VntCallback};
#[derive(Clone)]
pub struct CallBack {
jvm: Arc<JavaVM>,
this: GlobalRef,
connect_info_class: GlobalRef,
handshake_info_class: GlobalRef,
error_info_class: GlobalRef,
register_info_class: GlobalRef,
#[cfg(target_os = "android")]
device_config_class: GlobalRef,
peer_client_info_class: GlobalRef,
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
device_info_class: GlobalRef,
}
unsafe impl Send for CallBack {}
fn find_class_global_ref(env: &mut JNIEnv, class: &str) -> jni::errors::Result<GlobalRef> {
let class = env.find_class(class)?;
env.new_global_ref(class)
}
impl CallBack {
pub fn new(jvm: JavaVM, this: GlobalRef) -> Self {
Self {
pub fn new(jvm: JavaVM, this: GlobalRef) -> jni::errors::Result<Self> {
let mut env = jvm.attach_current_thread_as_daemon()?;
let connect_info_class =
find_class_global_ref(&mut env, "top/wherewego/vnt/jni/param/ConnectInfo")?;
let handshake_info_class =
find_class_global_ref(&mut env, "top/wherewego/vnt/jni/param/HandshakeInfo")?;
let error_info_class =
find_class_global_ref(&mut env, "top/wherewego/vnt/jni/param/ErrorInfo")?;
let register_info_class =
find_class_global_ref(&mut env, "top/wherewego/vnt/jni/param/RegisterInfo")?;
#[cfg(target_os = "android")]
let device_config_class = crate::callback::find_class_global_ref(
&mut env,
"top/wherewego/vnt/jni/param/DeviceConfig",
)?;
let peer_client_info_class =
find_class_global_ref(&mut env, "top/wherewego/vnt/jni/param/PeerClientInfo")?;
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
let device_info_class =
find_class_global_ref(&mut env, "top/wherewego/vnt/jni/param/DeviceInfo")?;
Ok(Self {
jvm: Arc::new(jvm),
this,
}
connect_info_class,
handshake_info_class,
error_info_class,
register_info_class,
#[cfg(target_os = "android")]
device_config_class,
peer_client_info_class,
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
device_info_class,
})
}
}
impl CallBack {
fn success0(&self) -> jni::errors::Result<()> {
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
env.call_method(&self.this, "success", "()V", &[])?;
Ok(())
}
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
fn create_tun0(&self, info: DeviceInfo) -> jni::errors::Result<()> {
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let class = unsafe { JClass::from_raw(self.device_info_class.as_raw()) };
let param = env.new_object(
"top/wherewego/vnt/jni/param/DeviceInfo",
class,
"(Ljava/lang/String;Ljava/lang/String;)V",
&[
JValue::Object(&env.new_string(info.name)?.into()),
@@ -50,9 +97,10 @@ impl CallBack {
Ok(())
}
fn connect0(&self, info: ConnectInfo) -> jni::errors::Result<()> {
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let class = unsafe { JClass::from_raw(self.connect_info_class.as_raw()) };
let param = env.new_object(
"top/wherewego/vnt/jni/param/ConnectInfo",
class,
"(JLjava/lang/String;)V",
&[
JValue::Long(info.count as _),
@@ -68,7 +116,7 @@ impl CallBack {
Ok(())
}
fn handshake0(&self, info: HandshakeInfo) -> jni::errors::Result<bool> {
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let public_key = if let Some(public_key) = info.public_key {
match public_key.to_public_key_pem(LineEnding::CRLF) {
Ok(public_key) => env.new_string(public_key)?,
@@ -85,8 +133,10 @@ impl CallBack {
} else {
JString::default()
};
let class = unsafe { JClass::from_raw(self.handshake_info_class.as_raw()) };
let param = env.new_object(
"top/wherewego/vnt/jni/param/HandshakeInfo",
class,
"(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V",
&[
JValue::Object(&public_key),
@@ -103,14 +153,15 @@ impl CallBack {
rs.z()
}
fn register0(&self, info: RegisterInfo) -> jni::errors::Result<bool> {
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let class = unsafe { JClass::from_raw(self.register_info_class.as_raw()) };
let param = env.new_object(
"top/wherewego/vnt/jni/param/RegisterInfo",
"(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V",
class,
"(III)V",
&[
JValue::Object(&env.new_string(info.virtual_ip.to_string())?.into()),
JValue::Object(&env.new_string(info.virtual_netmask.to_string())?.into()),
JValue::Object(&env.new_string(info.virtual_gateway.to_string())?.into()),
JValue::Int(u32::from(info.virtual_ip) as _),
JValue::Int(u32::from(info.virtual_netmask) as _),
JValue::Int(u32::from(info.virtual_gateway) as _),
],
)?;
let rs = env.call_method(
@@ -121,16 +172,78 @@ impl CallBack {
)?;
rs.z()
}
#[cfg(target_os = "android")]
fn generate_tun0(&self, info: DeviceConfig) -> jni::errors::Result<u32> {
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let class = unsafe { JClass::from_raw(self.device_config_class.as_raw()) };
let object_array = env.new_object_array(
info.external_route.len() as _,
"java/lang/String",
JObject::null(),
)?;
for (index, (network, mask)) in info.external_route.into_iter().enumerate() {
let param =
env.new_string(format!("{}/{}", network, u32::from(mask).leading_ones()))?;
env.set_object_array_element(&object_array, index as _, &param)?;
}
let param = env.new_object(
class,
"(IIII[Ljava/lang/String;)V",
&[
JValue::Int(u32::from(info.virtual_ip) as _),
JValue::Int(u32::from(info.virtual_netmask) as _),
JValue::Int(u32::from(info.virtual_gateway) as _),
JValue::Int(u32::from(info.virtual_network) as _),
JValue::Object(&object_array),
],
)?;
let rs = env.call_method(
&self.this,
"generateTun",
"(Ltop/wherewego/vnt/jni/param/DeviceConfig;)I",
&[JValue::Object(&param)],
)?;
rs.i().map(|v| v as _)
}
fn peer_client_list0(&self, info_vec: Vec<PeerClientInfo>) -> jni::errors::Result<()> {
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let class = unsafe { JClass::from_raw(self.peer_client_info_class.as_raw()) };
let object_array = env.new_object_array(info_vec.len() as _, &class, JObject::null())?;
for (index, info) in info_vec.into_iter().enumerate() {
let param = env.new_object(
&class,
"(ILjava/lang/String;ZZ)V",
&[
JValue::Int(u32::from(info.virtual_ip) as _),
JValue::Object(&env.new_string(info.name)?.into()),
JValue::Bool(info.status.is_online() as _),
JValue::Bool(info.client_secret as _),
],
)?;
env.set_object_array_element(&object_array, index as _, &param)?;
}
env.call_method(
&self.this,
"peerClientList",
"([Ltop/wherewego/vnt/jni/param/PeerClientInfo;)V",
&[JValue::Object(&object_array)],
)?;
Ok(())
}
fn error0(&self, info: ErrorInfo) -> jni::errors::Result<()> {
let code: u8 = info.code.into();
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
let class = unsafe { JClass::from_raw(self.error_info_class.as_raw()) };
let msg = if let Some(msg) = info.msg {
env.new_string(msg)?
} else {
JString::default()
};
let param = env.new_object(
"top/wherewego/vnt/jni/param/ErrorInfo",
class,
"(ILjava/lang/String;)V",
&[JValue::Int(code as _), JValue::Object(&msg.into())],
)?;
@@ -143,7 +256,7 @@ impl CallBack {
Ok(())
}
fn stop0(&self) -> jni::errors::Result<()> {
let env = &mut self.jvm.attach_current_thread()? as &mut JNIEnv;
let mut env = self.jvm.attach_current_thread_as_daemon()?;
env.call_method(&self.this, "stop", "()V", &[])?;
Ok(())
}
@@ -155,6 +268,7 @@ impl VntCallback for CallBack {
log::warn!("success {:?}", e);
}
}
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
fn create_tun(&self, info: DeviceInfo) {
if let Err(e) = self.create_tun0(info) {
log::warn!("create_tun {:?}", e);
@@ -180,6 +294,19 @@ impl VntCallback for CallBack {
false
})
}
#[cfg(target_os = "android")]
fn generate_tun(&self, info: DeviceConfig) -> u32 {
self.generate_tun0(info).unwrap_or_else(|e| {
log::warn!("generate_tun {:?}", e);
0
})
}
fn peer_client_list(&self, info: Vec<PeerClientInfo>) {
if let Err(e) = self.peer_client_list0(info) {
log::warn!("peer_client_list {:?}", e);
}
}
fn error(&self, info: ErrorInfo) {
if let Err(e) = self.error0(info) {
+2 -25
View File
@@ -1,4 +1,3 @@
use std::net::ToSocketAddrs;
use std::str::FromStr;
use jni::errors::Error;
@@ -21,6 +20,7 @@ pub fn new_config(env: &mut JNIEnv, config: JObject) -> Result<Config, Error> {
let password = to_string(env, &config, "password")?;
let server_address_str = to_string_not_null(env, &config, "server")?;
let stun_server = to_string_array_not_null(env, &config, "stunServer")?;
let dns = to_string_array(env, &config, "dns")?.unwrap_or_else(|| vec![]);
let cipher_model = to_string_not_null(env, &config, "cipherModel")?;
let punch_model = to_string(env, &config, "punchModel")?;
let mtu = to_integer(env, &config, "mtu")?.map(|v| v as u32);
@@ -78,25 +78,6 @@ pub fn new_config(env: &mut JNIEnv, config: JObject) -> Result<Config, Error> {
vec![]
};
let server_address = match server_address_str.to_socket_addrs() {
Ok(mut rs) => {
if let Some(addr) = rs.next() {
addr
} else {
env.throw_new("java/lang/RuntimeException", "server address err")
.expect("throw");
return Err(Error::JavaException);
}
}
Err(e) => {
env.throw_new(
"java/lang/RuntimeException",
format!("server address {}", e),
)
.expect("throw");
return Err(Error::JavaException);
}
};
let cipher_model = match CipherModel::from_str(&cipher_model) {
Ok(cipher_model) => cipher_model,
Err(e) => {
@@ -107,16 +88,14 @@ pub fn new_config(env: &mut JNIEnv, config: JObject) -> Result<Config, Error> {
};
#[cfg(not(target_os = "android"))]
let device_name = to_string(env, &config, "deviceName")?;
#[cfg(target_os = "android")]
let device_fd = env.get_field(&config, "deviceFd", "I")?.i()? as i32;
let config = match Config::new(
#[cfg(any(target_os = "windows", target_os = "linux"))]
tap,
token,
device_id,
name,
server_address,
server_address_str,
dns,
stun_server,
in_ips,
out_ips,
@@ -134,8 +113,6 @@ pub fn new_config(env: &mut JNIEnv, config: JObject) -> Result<Config, Error> {
first_latency,
#[cfg(not(target_os = "android"))]
device_name,
#[cfg(target_os = "android")]
device_fd,
UseChannelType::from_str(&use_channel.unwrap_or_default()).unwrap_or_default(),
packet_loss_rate,
packet_delay,
+16 -11
View File
@@ -2,7 +2,7 @@ use std::ptr;
use jni::errors::Error;
use jni::objects::{JClass, JObject, JValue};
use jni::sys::{jbyte, jint, jlong, jobject, jobjectArray, jsize};
use jni::sys::{jint, jlong, jobject, jobjectArray, jsize};
use jni::JNIEnv;
use vnt::channel::Route;
@@ -30,7 +30,13 @@ pub unsafe extern "C" fn Java_top_wherewego_vnt_jni_Vnt_new0(
} else {
return 0;
};
let vnt_util = match Vnt::new(config, CallBack::new(jvm, call_back)) {
let call_back = match CallBack::new(jvm, call_back) {
Ok(call_back) => call_back,
Err(_) => {
return 0;
}
};
let vnt_util = match Vnt::new(config, call_back) {
Ok(vnt_util) => vnt_util,
Err(e) => {
env.throw_new(
@@ -58,6 +64,7 @@ pub unsafe extern "C" fn Java_top_wherewego_vnt_jni_Vnt_stop0(
let vnt = raw_vnt as *mut Vnt;
let _ = (&*vnt).stop();
}
#[no_mangle]
pub unsafe extern "C" fn Java_top_wherewego_vnt_jni_Vnt_wait0(
_env: JNIEnv,
@@ -90,7 +97,7 @@ pub unsafe extern "C" fn Java_top_wherewego_vnt_jni_Vnt_list0(
let arr = match env.new_object_array(
list.len() as jsize,
"top/wherewego/vnt/jni/PeerDeviceInfo",
"top/wherewego/vnt/jni/PeerRouteInfo",
JObject::null(),
) {
Ok(arr) => arr,
@@ -131,16 +138,14 @@ pub unsafe extern "C" fn Java_top_wherewego_vnt_jni_Vnt_list0(
}
fn route_parse(env: &mut JNIEnv, route: Route) -> Result<jobject, Error> {
let address = route.addr.to_string();
let metric = route.metric;
let rt = route.rt;
let rs = env.new_object(
"top/wherewego/vnt/jni/Route",
"(Ljava/lang/String;BI)V",
"(ZLjava/lang/String;BI)V",
&[
JValue::Object(&env.new_string(address)?.into()),
JValue::Byte(metric as jbyte),
JValue::Int(rt as jint),
JValue::Bool(route.is_tcp as _),
JValue::Object(&env.new_string(route.addr.to_string())?.into()),
JValue::Byte(route.metric as _),
JValue::Int(route.rt as _),
],
)?;
Ok(rs.as_raw())
@@ -155,7 +160,7 @@ fn peer_device_info_parse(
let name = peer.name.to_string();
let status = format!("{:?}", peer.status);
let rs = env.new_object(
"top/wherewego/vnt/jni/PeerDeviceInfo",
"top/wherewego/vnt/jni/PeerRouteInfo",
"(ILjava/lang/String;Ljava/lang/String;Ltop/wherewego/vnt/jni/Route;)V",
&[
JValue::Int(virtual_ip as jint),
+3
View File
@@ -31,6 +31,9 @@ openssl-sys = { git = "https://github.com/lbl8603/rust-openssl" ,optional = true
libsm = {git="https://github.com/lbl8603/libsm" ,optional = true}
mio = {version = "0.8.10",features = ["os-poll","net"]}
crossbeam-queue = "0.3.11"
anyhow = "1.0.82"
dns-parser = "0.8.0"
[target.'cfg(target_os = "windows")'.dependencies]
libloading = "0.8.0"
+3
View File
@@ -3,6 +3,7 @@ syntax = "proto3";
message HandshakeRequest {
string version = 1;
bool secret = 2;
string key_finger = 3;
}
message HandshakeResponse {
string version = 1;
@@ -23,6 +24,7 @@ message RegistrationRequest {
fixed32 virtual_ip = 6;
bool allow_ip_change = 7;
bool client_secret = 8;
bytes client_secret_hash = 9;
}
message RegistrationResponse {
@@ -40,6 +42,7 @@ message DeviceInfo {
fixed32 virtual_ip = 2;
uint32 device_status = 3;
bool client_secret = 4;
bytes client_secret_hash = 5;
}
message DeviceList {
+2
View File
@@ -74,6 +74,7 @@ impl Deref for Context {
/// 对称网络增加的udp socket数目,有助于增加打洞成功率
pub const SYMMETRIC_CHANNEL_NUM: usize = 100;
const PACKET_LOSS_RATE_DENOMINATOR: u32 = 100_0000;
pub struct ContextInner {
// 核心udp socket
pub(crate) main_udp_socket: Vec<UdpSocket>,
@@ -198,6 +199,7 @@ impl ContextInner {
self.send_main_udp(self.main_index.load(Ordering::Relaxed), buf, addr)
}
}
pub fn change_main_index(&self) {
let index = (self.main_index.load(Ordering::Relaxed) + 1) % self.main_udp_socket.len();
self.main_index.store(index, Ordering::Relaxed);
+13
View File
@@ -1,6 +1,7 @@
#[cfg(feature = "aes_ecb")]
#[cfg(not(any(feature = "openssl-vendored", feature = "openssl")))]
use crate::cipher::aes_ecb::AesEcbCipher;
use std::fmt::Display;
#[cfg(feature = "aes_cbc")]
use crate::cipher::aes_cbc::AesCbcCipher;
@@ -48,6 +49,18 @@ pub enum CipherModel {
None,
}
impl Display for CipherModel {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
let str = match self {
CipherModel::AesGcm => "aes_gcm".to_string(),
CipherModel::AesCbc => "aes_cbc".to_string(),
CipherModel::AesEcb => "aes_ecb".to_string(),
CipherModel::Sm4Cbc => "sm4_cbc".to_string(),
CipherModel::None => "none".to_string(),
};
write!(f, "{}", str)
}
}
impl FromStr for CipherModel {
type Err = String;
+25 -19
View File
@@ -1,5 +1,5 @@
use crate::protocol::NetPacket;
use std::io;
use {
crate::protocol::body::{RsaSecretBody, RSA_ENCRYPTION_RESERVED},
rand::Rng,
@@ -9,6 +9,8 @@ use {
spki::{DecodePublicKey, EncodePublicKey},
};
use crate::protocol::NetPacket;
#[derive(Clone)]
pub struct RsaCipher {
inner: Inner,
@@ -16,13 +18,15 @@ pub struct RsaCipher {
#[derive(Clone)]
struct Inner {
public_key: RsaPublicKey,
finger: String,
}
impl RsaCipher {
pub fn new(der: &[u8]) -> io::Result<Self> {
match RsaPublicKey::from_public_key_der(der) {
Ok(public_key) => {
let inner = Inner { public_key };
let finger = finger(&public_key)?;
let inner = Inner { public_key, finger };
Ok(Self { inner })
}
Err(e) => Err(io::Error::new(
@@ -31,30 +35,32 @@ impl RsaCipher {
)),
}
}
pub fn finger(&self) -> io::Result<String> {
match self.inner.public_key.to_public_key_der() {
Ok(der) => match rsa::pkcs8::SubjectPublicKeyInfoRef::from_der(der.as_bytes()) {
Ok(spki) => match spki.fingerprint_base64() {
Ok(finger) => Ok(finger),
Err(e) => Err(io::Error::new(
io::ErrorKind::Other,
format!("fingerprint_base64 error {}", e),
)),
},
pub fn finger(&self) -> &String {
&self.inner.finger
}
pub fn public_key(&self) -> io::Result<&RsaPublicKey> {
return Ok(&self.inner.public_key);
}
}
pub fn finger(public_key: &RsaPublicKey) -> io::Result<String> {
match public_key.to_public_key_der() {
Ok(der) => match rsa::pkcs8::SubjectPublicKeyInfoRef::from_der(der.as_bytes()) {
Ok(spki) => match spki.fingerprint_base64() {
Ok(finger) => Ok(finger),
Err(e) => Err(io::Error::new(
io::ErrorKind::Other,
format!("from_der error {}", e),
format!("fingerprint_base64 error {}", e),
)),
},
Err(e) => Err(io::Error::new(
io::ErrorKind::Other,
format!("to_public_key_der error {}", e),
format!("from_der error {}", e),
)),
}
}
pub fn public_key(&self) -> io::Result<&RsaPublicKey> {
return Ok(&self.inner.public_key);
},
Err(e) => Err(io::Error::new(
io::ErrorKind::Other,
format!("to_public_key_der error {}", e),
)),
}
}
+57 -28
View File
@@ -7,7 +7,8 @@ use std::time::Duration;
use crossbeam_utils::atomic::AtomicCell;
use parking_lot::{Mutex, RwLock};
use rand::Rng;
use rsa::signature::digest::Digest;
#[cfg(not(target_os = "android"))]
use tun::device::IFace;
use crate::channel::context::Context;
@@ -22,14 +23,15 @@ use crate::external_route::{AllowExternalRoute, ExternalRoute};
use crate::handle::handshaker::Handshake;
use crate::handle::maintain::PunchReceiver;
use crate::handle::recv_data::RecvDataHandler;
use crate::handle::{
maintain, tun_tap, BaseConfigInfo, ConnectStatus, CurrentDeviceInfo, PeerDeviceInfo,
};
use crate::handle::{maintain, BaseConfigInfo, ConnectStatus, CurrentDeviceInfo, PeerDeviceInfo};
use crate::nat::NatTest;
use crate::tun_tap_device::tun_create_helper::{DeviceAdapter, TunDeviceHelper};
use crate::util::{
Scheduler, SingleU64Adder, StopManager, U64Adder, WatchSingleU64Adder, WatchU64Adder,
};
use crate::{nat, tun_tap_device, DeviceInfo, VntCallback};
use crate::{nat, VntCallback};
#[cfg(not(target_os = "android"))]
use crate::{tun_tap_device, DeviceInfo};
#[derive(Clone)]
pub struct Vnt {
@@ -42,6 +44,7 @@ pub struct Vnt {
peer_nat_info_map: Arc<RwLock<HashMap<Ipv4Addr, NatInfo>>>,
down_count_watcher: WatchU64Adder,
up_count_watcher: WatchSingleU64Adder,
client_secret_hash: Option<[u8; 16]>,
}
impl Vnt {
@@ -78,9 +81,18 @@ impl Vnt {
config.name.clone(),
config.token.clone(),
config.ip,
config.password.is_some(),
config.password.as_ref().map(|v| {
let mut hasher = sha2::Sha256::new();
hasher.update(config.cipher_model.to_string().as_bytes());
hasher.update(v.as_bytes());
hasher.update(config.token.as_bytes());
let key: [u8; 32] = hasher.finalize().into();
key[16..].try_into().unwrap()
}),
config.server_encrypt,
config.device_id.clone(),
config.server_address_str.clone(),
config.name_servers.clone(),
);
let ports = config.ports.as_ref().map_or(vec![0, 0], |v| {
if v.is_empty() {
@@ -112,10 +124,14 @@ impl Vnt {
tcp_port,
);
// 虚拟网卡
let device = tun_tap_device::create_device(&config)?;
let tun_info = DeviceInfo::new(device.name()?, device.version()?);
callback.create_tun(tun_info);
// pc上先创建虚拟网卡
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
let device = {
let device = tun_tap_device::create_device(&config)?;
let tun_info = DeviceInfo::new(device.name()?, device.version()?);
callback.create_tun(tun_info);
device
};
// 服务停止管理器
let stop_manager = {
let callback = callback.clone();
@@ -144,14 +160,34 @@ impl Vnt {
let down_counter =
U64Adder::with_capacity(config.ports.as_ref().map(|v| v.len()).unwrap_or_default() + 8);
let down_count_watcher = down_counter.watch();
let handshake = Handshake::new();
let handshake = Handshake::new(rsa_cipher.clone());
let up_counter = SingleU64Adder::new();
let up_count_watcher = up_counter.watch();
let tun_helper = TunDeviceHelper::new(
stop_manager.clone(),
context.clone(),
current_device.clone(),
external_route.clone(),
#[cfg(feature = "ip_proxy")]
proxy_map.clone(),
client_cipher.clone(),
server_cipher.clone(),
config.parallel,
up_counter,
device_list.clone(),
);
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
let device_adapter = DeviceAdapter::new(device.clone());
#[cfg(target_os = "android")]
let device_adapter = DeviceAdapter::new(tun_helper);
let handler = RecvDataHandler::new(
#[cfg(feature = "server_encrypt")]
rsa_cipher,
server_cipher.clone(),
client_cipher.clone(),
current_device.clone(),
device.clone(),
device_adapter,
device_list.clone(),
config_info.clone(),
nat_test.clone(),
@@ -176,22 +212,10 @@ impl Vnt {
config.tcp,
tcp_socket_sender.clone(),
);
let up_counter = SingleU64Adder::new();
let up_count_watcher = up_counter.watch();
tun_tap::tun_handler::start(
stop_manager.clone(),
context.clone(),
device.clone(),
current_device.clone(),
external_route,
#[cfg(feature = "ip_proxy")]
proxy_map,
client_cipher.clone(),
server_cipher.clone(),
config.parallel,
up_counter,
device_list.clone(),
)?;
#[cfg(not(target_os = "android"))]
tun_helper.start(device)?;
maintain::idle_gateway(
&scheduler,
context.clone(),
@@ -208,6 +232,7 @@ impl Vnt {
let device_list = device_list.clone();
let down_count_watcher = down_count_watcher.clone();
let up_count_watcher = up_count_watcher.clone();
let config_info = config_info.clone();
let current_device = current_device.clone();
if !config.use_channel_type.is_only_relay() {
// 定时nat探测
@@ -248,6 +273,7 @@ impl Vnt {
peer_nat_info_map,
down_count_watcher,
up_count_watcher,
client_secret_hash: config_info.client_secret_hash,
})
}
}
@@ -336,6 +362,9 @@ impl Vnt {
pub fn client_encrypt(&self) -> bool {
self.config.password.is_some()
}
pub fn client_encrypt_hash(&self) -> Option<&[u8]> {
self.client_secret_hash.as_ref().map(|v| v.as_ref())
}
pub fn current_device(&self) -> CurrentDeviceInfo {
self.current_device.load()
}
+24 -12
View File
@@ -1,11 +1,13 @@
use std::io;
use std::net::{Ipv4Addr, SocketAddr};
use anyhow::anyhow;
use std::net::{Ipv4Addr, Ipv6Addr, SocketAddr};
use std::str::FromStr;
pub use conn::Vnt;
use crate::channel::punch::PunchModel;
use crate::channel::UseChannelType;
use crate::cipher::CipherModel;
use crate::util::{address_choose, dns_query_all};
mod conn;
@@ -18,6 +20,7 @@ pub struct Config {
pub name: String,
pub server_address: SocketAddr,
pub server_address_str: String,
pub name_servers: Vec<String>,
pub stun_server: Vec<String>,
pub in_ips: Vec<(u32, u32, Ipv4Addr)>,
pub out_ips: Vec<(u32, u32)>,
@@ -36,8 +39,6 @@ pub struct Config {
pub first_latency: bool,
#[cfg(not(target_os = "android"))]
pub device_name: Option<String>,
#[cfg(target_os = "android")]
pub device_fd: i32,
pub use_channel_type: UseChannelType,
//控制丢包率
pub packet_loss_rate: Option<f64>,
@@ -50,8 +51,8 @@ impl Config {
token: String,
device_id: String,
name: String,
server_address: SocketAddr,
server_address_str: String,
mut name_servers: Vec<String>,
mut stun_server: Vec<String>,
in_ips: Vec<(u32, u32, Ipv4Addr)>,
out_ips: Vec<(u32, u32)>,
@@ -68,25 +69,37 @@ impl Config {
ports: Option<Vec<u16>>,
first_latency: bool,
#[cfg(not(target_os = "android"))] device_name: Option<String>,
#[cfg(target_os = "android")] device_fd: i32,
use_channel_type: UseChannelType,
packet_loss_rate: Option<f64>,
packet_delay: u32,
) -> io::Result<Self> {
) -> anyhow::Result<Self> {
for x in stun_server.iter_mut() {
if !x.contains(":") {
x.push_str(":3478");
}
}
for x in name_servers.iter_mut() {
if Ipv6Addr::from_str(x).is_ok() {
x.push_str(":53");
} else if !x.contains(":") {
x.push_str(":53");
}
}
if token.is_empty() || token.len() > 128 {
return Err(io::Error::new(io::ErrorKind::Other, "token too long"));
return Err(anyhow!("token too long"));
}
if device_id.is_empty() || device_id.len() > 128 {
return Err(io::Error::new(io::ErrorKind::Other, "device_id too long"));
return Err(anyhow!("device_id too long"));
}
if name.is_empty() || name.len() > 128 {
return Err(io::Error::new(io::ErrorKind::Other, "name too long"));
return Err(anyhow!("name too long"));
}
if name_servers.is_empty() {
name_servers.push("114.114.114.114:53".to_string());
name_servers.push("8.8.8.8:53".to_string());
}
let server_address =
address_choose(dns_query_all(&server_address_str, name_servers.clone())?)?;
Ok(Self {
#[cfg(any(target_os = "windows", target_os = "linux"))]
tap,
@@ -95,6 +108,7 @@ impl Config {
name,
server_address,
server_address_str,
name_servers,
stun_server,
in_ips,
out_ips,
@@ -113,8 +127,6 @@ impl Config {
first_latency,
#[cfg(not(target_os = "android"))]
device_name,
#[cfg(target_os = "android")]
device_fd,
use_channel_type,
packet_loss_rate,
packet_delay,
+89
View File
@@ -1,21 +1,25 @@
use crate::handle::PeerDeviceStatus;
#[cfg(feature = "server_encrypt")]
use rsa::RsaPublicKey;
use std::fmt::{Display, Formatter};
use std::io;
use std::net::{Ipv4Addr, SocketAddr};
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
#[derive(Debug)]
pub struct DeviceInfo {
pub name: String,
pub version: String,
}
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
impl Display for DeviceInfo {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
f.write_str(&format!("name={} ,version={}", self.name, self.version))
}
}
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
impl DeviceInfo {
pub fn new(name: String, version: String) -> Self {
return Self { name, version };
@@ -68,6 +72,7 @@ impl Display for HandshakeInfo {
f.write_str(&format!("server version={}", self.version))
}
}
#[cfg(feature = "server_encrypt")]
impl HandshakeInfo {
pub fn new(public_key: RsaPublicKey, finger: String, version: String) -> Self {
@@ -85,6 +90,7 @@ impl HandshakeInfo {
}
}
}
#[cfg(not(feature = "server_encrypt"))]
impl HandshakeInfo {
pub fn new_no_secret(version: String) -> Self {
@@ -183,11 +189,89 @@ impl Into<u8> for ErrorType {
}
}
#[cfg(target_os = "android")]
#[derive(Debug)]
pub struct DeviceConfig {
//本机虚拟IP
pub virtual_ip: Ipv4Addr,
//子网掩码
pub virtual_netmask: Ipv4Addr,
//虚拟网关
pub virtual_gateway: Ipv4Addr,
//虚拟网段
pub virtual_network: Ipv4Addr,
// 额外的路由
pub external_route: Vec<(Ipv4Addr, Ipv4Addr)>,
}
#[cfg(target_os = "android")]
impl DeviceConfig {
pub fn new(
virtual_ip: Ipv4Addr,
virtual_netmask: Ipv4Addr,
virtual_gateway: Ipv4Addr,
virtual_network: Ipv4Addr,
external_route: Vec<(Ipv4Addr, Ipv4Addr)>,
) -> Self {
Self {
virtual_ip,
virtual_netmask,
virtual_gateway,
virtual_network,
external_route,
}
}
}
#[cfg(target_os = "android")]
impl Display for DeviceConfig {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
f.write_str(&format!(
"ip={} ,netmask={} ,gateway={}, external_route={:?}",
self.virtual_ip, self.virtual_netmask, self.virtual_gateway, self.external_route
))
}
}
#[derive(Debug)]
pub struct PeerClientInfo {
pub virtual_ip: Ipv4Addr,
pub name: String,
pub status: PeerDeviceStatus,
pub client_secret: bool,
}
impl PeerClientInfo {
pub fn new(
virtual_ip: Ipv4Addr,
name: String,
status: PeerDeviceStatus,
client_secret: bool,
) -> Self {
Self {
virtual_ip,
name,
status,
client_secret,
}
}
}
impl Display for PeerClientInfo {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
f.write_str(&format!(
"ip={} ,name={} ,status={:?}, client_secret={}",
self.virtual_ip, self.name, self.status, self.client_secret
))
}
}
pub trait VntCallback: Clone + Send + Sync + 'static {
/// 启动成功
fn success(&self) {}
/// 创建网卡的信息
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
fn create_tun(&self, _info: DeviceInfo) {}
/// 连接
fn connect(&self, _info: ConnectInfo) {}
@@ -199,6 +283,11 @@ pub trait VntCallback: Clone + Send + Sync + 'static {
fn register(&self, _info: RegisterInfo) -> bool {
true
}
#[cfg(target_os = "android")]
fn generate_tun(&self, _info: DeviceConfig) -> u32 {
0
}
fn peer_client_list(&self, _info: Vec<PeerClientInfo>) {}
/// 异常信息
fn error(&self, _info: ErrorInfo) {}
/// 服务停止
+31 -26
View File
@@ -4,6 +4,7 @@ use std::sync::Arc;
use std::time::{Duration, Instant};
use crossbeam_utils::atomic::AtomicCell;
use parking_lot::Mutex;
use protobuf::Message;
use crate::channel::context::Context;
@@ -27,11 +28,13 @@ pub enum HandshakeEnum {
#[derive(Clone)]
pub struct Handshake {
time: Arc<AtomicCell<Instant>>,
rsa_cipher: Arc<Mutex<Option<RsaCipher>>>,
}
impl Handshake {
pub fn new() -> Self {
pub fn new(rsa_cipher: Arc<Mutex<Option<RsaCipher>>>) -> Self {
Handshake {
time: Arc::new(AtomicCell::new(Instant::now() - Duration::from_secs(60))),
rsa_cipher,
}
}
pub fn send(&self, context: &Context, secret: bool, addr: SocketAddr) -> io::Result<()> {
@@ -40,36 +43,38 @@ impl Handshake {
if last.elapsed() < Duration::from_secs(3) {
return Ok(());
}
let request_packet = handshake_request_packet(secret)?;
let request_packet = self.handshake_request_packet(secret)?;
log::info!("发送握手请求,secret={},{:?}", secret, addr);
context.send_default(request_packet.buffer(), addr)?;
self.time.store(Instant::now());
Ok(())
}
}
/// 第一次握手数据
pub fn handshake_request_packet(secret: bool) -> io::Result<NetPacket<Vec<u8>>> {
let mut request = HandshakeRequest::new();
request.secret = secret;
request.version = crate::VNT_VERSION.to_string();
let bytes = request.write_to_bytes().map_err(|e| {
io::Error::new(
io::ErrorKind::Other,
format!("handshake_request_packet {:?}", e),
)
})?;
let buf = vec![0u8; 12 + bytes.len()];
let mut net_packet = NetPacket::new(buf)?;
net_packet.set_version(Version::V1);
net_packet.set_gateway_flag(true);
net_packet.set_destination(GATEWAY_IP);
net_packet.set_source(SELF_IP);
net_packet.set_protocol(Protocol::Service);
net_packet.set_transport_protocol(service_packet::Protocol::HandshakeRequest.into());
net_packet.first_set_ttl(MAX_TTL);
net_packet.set_payload(&bytes)?;
Ok(net_packet)
/// 第一次握手数据
pub fn handshake_request_packet(&self, secret: bool) -> io::Result<NetPacket<Vec<u8>>> {
let mut request = HandshakeRequest::new();
request.secret = secret;
request.version = crate::VNT_VERSION.to_string();
if let Some(finger) = self.rsa_cipher.lock().as_ref().map(|v| v.finger().clone()) {
request.key_finger = finger;
}
let bytes = request.write_to_bytes().map_err(|e| {
io::Error::new(
io::ErrorKind::Other,
format!("handshake_request_packet {:?}", e),
)
})?;
let buf = vec![0u8; 12 + bytes.len()];
let mut net_packet = NetPacket::new(buf)?;
net_packet.set_version(Version::V1);
net_packet.set_gateway_flag(true);
net_packet.set_destination(GATEWAY_IP);
net_packet.set_source(SELF_IP);
net_packet.set_protocol(Protocol::Service);
net_packet.set_transport_protocol(service_packet::Protocol::HandshakeRequest.into());
net_packet.first_set_ttl(MAX_TTL);
net_packet.set_payload(&bytes)?;
Ok(net_packet)
}
}
/// 第二次加密握手
+37 -19
View File
@@ -1,5 +1,5 @@
use std::io;
use std::net::{SocketAddr, ToSocketAddrs};
use std::net::SocketAddr;
use std::sync::Arc;
use std::time::Duration;
@@ -11,8 +11,8 @@ use crate::channel::idle::{Idle, IdleType};
use crate::channel::sender::AcceptSocketSender;
use crate::handle::callback::{ConnectInfo, ErrorType};
use crate::handle::handshaker::Handshake;
use crate::handle::{handshaker, BaseConfigInfo, ConnectStatus, CurrentDeviceInfo};
use crate::util::Scheduler;
use crate::handle::{BaseConfigInfo, ConnectStatus, CurrentDeviceInfo};
use crate::util::{address_choose, dns_query_all, Scheduler};
use crate::{ErrorInfo, VntCallback};
pub fn idle_route<Call: VntCallback>(
@@ -133,11 +133,11 @@ fn check_gateway_channel<Call: VntCallback>(
//需要重连
call.connect(ConnectInfo::new(*count, current_device.connect_server));
log::info!("发送握手请求,{:?}", config);
if let Err(e) = handshake.send(context, config.client_secret, current_device.connect_server)
if let Err(e) = handshake.send(context, config.server_secret, current_device.connect_server)
{
log::warn!("{:?}", e);
if context.is_main_tcp() {
let request_packet = handshaker::handshake_request_packet(config.client_secret)?;
let request_packet = handshake.handshake_request_packet(config.server_secret)?;
//tcp需要重连
let tcp_stream = std::net::TcpStream::connect_timeout(
&current_device.connect_server,
@@ -162,24 +162,42 @@ pub fn domain_request0(
config: &BaseConfigInfo,
) -> CurrentDeviceInfo {
let mut current_dev = current_device.load();
// 探测服务端地址变化
if let Ok(mut addr) = config.server_addr.to_socket_addrs() {
if let Some(addr) = addr.next() {
if addr != current_dev.connect_server {
let mut tmp = current_dev.clone();
tmp.connect_server = addr;
let rs = current_device.compare_exchange(current_dev, tmp);
log::info!(
"服务端地址变化,旧地址:{},新地址:{},替换结果:{}",
current_dev.connect_server,
addr,
rs.is_ok()
);
if rs.is_ok() {
current_dev.connect_server = addr;
match dns_query_all(&config.server_addr, config.name_servers.clone()) {
Ok(addrs) => {
log::info!(
"domain {} dns {:?} addr {:?}",
config.server_addr,
config.name_servers,
addrs
);
match address_choose(addrs) {
Ok(addr) => {
if addr != current_dev.connect_server {
let mut tmp = current_dev.clone();
tmp.connect_server = addr;
let rs = current_device.compare_exchange(current_dev, tmp);
log::info!(
"服务端地址变化,旧地址:{},新地址:{},替换结果:{}",
current_dev.connect_server,
addr,
rs.is_ok()
);
if rs.is_ok() {
current_dev.connect_server = addr;
}
}
}
Err(e) => {
log::error!("域名地址选择失败:{:?},domain={}", e, config.server_addr);
}
}
}
Err(e) => {
log::error!("域名解析失败:{:?},domain={}", e, config.server_addr);
}
}
current_dev
}
+18 -4
View File
@@ -32,15 +32,23 @@ pub struct PeerDeviceInfo {
pub name: String,
pub status: PeerDeviceStatus,
pub client_secret: bool,
pub client_secret_hash: Vec<u8>,
}
impl PeerDeviceInfo {
pub fn new(virtual_ip: Ipv4Addr, name: String, status: u8, client_secret: bool) -> Self {
pub fn new(
virtual_ip: Ipv4Addr,
name: String,
status: u8,
client_secret: bool,
client_secret_hash: Vec<u8>,
) -> Self {
Self {
virtual_ip,
name,
status: PeerDeviceStatus::from(status),
client_secret,
client_secret_hash,
}
}
}
@@ -50,9 +58,11 @@ pub struct BaseConfigInfo {
pub name: String,
pub token: String,
pub ip: Option<Ipv4Addr>,
pub client_secret: bool,
pub client_secret_hash: Option<[u8; 16]>,
pub server_secret: bool,
pub device_id: String,
pub server_addr: String,
pub name_servers: Vec<String>,
}
impl BaseConfigInfo {
@@ -60,17 +70,21 @@ impl BaseConfigInfo {
name: String,
token: String,
ip: Option<Ipv4Addr>,
client_secret: bool,
client_secret_hash: Option<[u8; 16]>,
server_secret: bool,
device_id: String,
server_addr: String,
name_servers: Vec<String>,
) -> Self {
Self {
name,
token,
ip,
client_secret,
client_secret_hash,
server_secret,
device_id,
server_addr,
name_servers,
}
}
}
+7 -8
View File
@@ -1,16 +1,13 @@
use parking_lot::RwLock;
use protobuf::Message;
use std::collections::HashMap;
use std::io;
use std::net::{Ipv4Addr, Ipv6Addr};
use std::sync::Arc;
use parking_lot::RwLock;
use protobuf::Message;
use packet::icmp::{icmp, Kind};
use packet::ip::ipv4;
use packet::ip::ipv4::packet::IpV4Packet;
use tun::device::IFace;
use tun::Device;
use crate::channel::context::Context;
use crate::channel::punch::NatInfo;
@@ -29,11 +26,13 @@ use crate::protocol::control_packet::ControlPacket;
use crate::protocol::{
control_packet, ip_turn_packet, other_turn_packet, NetPacket, Protocol, Version, MAX_TTL,
};
use crate::tun_tap_device::tun_create_helper::DeviceAdapter;
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
use tun::device::IFace;
/// 处理来源于客户端的包
#[derive(Clone)]
pub struct ClientPacketHandler {
device: Arc<Device>,
device: DeviceAdapter,
client_cipher: Cipher,
punch_sender: PunchSender,
peer_nat_info_map: Arc<RwLock<HashMap<Ipv4Addr, NatInfo>>>,
@@ -45,7 +44,7 @@ pub struct ClientPacketHandler {
impl ClientPacketHandler {
pub fn new(
device: Arc<Device>,
device: DeviceAdapter,
client_cipher: Cipher,
punch_sender: PunchSender,
peer_nat_info_map: Arc<RwLock<HashMap<Ipv4Addr, NatInfo>>>,
+3 -3
View File
@@ -6,8 +6,6 @@ use std::{io, thread};
use crossbeam_utils::atomic::AtomicCell;
use parking_lot::{Mutex, RwLock};
use tun::Device;
use crate::channel::context::Context;
use crate::channel::handler::RecvChannelHandler;
use crate::channel::punch::NatInfo;
@@ -27,6 +25,7 @@ use crate::handle::{BaseConfigInfo, CurrentDeviceInfo, PeerDeviceInfo, SELF_IP};
use crate::ip_proxy::IpProxyMap;
use crate::nat::NatTest;
use crate::protocol::NetPacket;
use crate::tun_tap_device::tun_create_helper::DeviceAdapter;
use crate::util::U64Adder;
mod client;
@@ -56,7 +55,7 @@ impl<Call: VntCallback> RecvDataHandler<Call> {
server_cipher: Cipher,
client_cipher: Cipher,
current_device: Arc<AtomicCell<CurrentDeviceInfo>>,
device: Arc<Device>,
device: DeviceAdapter,
device_list: Arc<Mutex<(u16, Vec<PeerDeviceInfo>)>>,
config_info: BaseConfigInfo,
nat_test: NatTest,
@@ -111,6 +110,7 @@ impl<Call: VntCallback> RecvDataHandler<Call> {
self.counter.add(buf.len() as _);
let net_packet = NetPacket::new(buf)?;
if net_packet.ttl() == 0 || net_packet.source_ttl() < net_packet.ttl() {
log::warn!("丢弃过时包:{:?}", net_packet.head());
return Ok(());
}
let current_device = self.current_device.load();
+90 -15
View File
@@ -11,8 +11,6 @@ use protobuf::Message;
use packet::icmp::{icmp, Kind};
use packet::ip::ipv4;
use packet::ip::ipv4::packet::IpV4Packet;
use tun::device::IFace;
use tun::Device;
use crate::channel::context::Context;
use crate::channel::{Route, RouteKey};
@@ -29,12 +27,15 @@ use crate::handle::{
registrar, BaseConfigInfo, ConnectStatus, CurrentDeviceInfo, PeerDeviceInfo, GATEWAY_IP,
};
use crate::nat::NatTest;
use crate::proto;
use crate::proto::message::{DeviceList, HandshakeResponse, RegistrationResponse};
use crate::protocol::body::ENCRYPTION_RESERVED;
use crate::protocol::control_packet::ControlPacket;
use crate::protocol::error_packet::InErrorPacket;
use crate::protocol::{ip_turn_packet, service_packet, NetPacket, Protocol, Version, MAX_TTL};
use crate::tun_tap_device::tun_create_helper::DeviceAdapter;
use crate::{proto, PeerClientInfo};
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
use tun::device::IFace;
/// 处理来源于服务端的包
#[derive(Clone)]
@@ -43,13 +44,14 @@ pub struct ServerPacketHandler<Call> {
rsa_cipher: Arc<Mutex<Option<RsaCipher>>>,
server_cipher: Cipher,
current_device: Arc<AtomicCell<CurrentDeviceInfo>>,
device: Arc<Device>,
device: DeviceAdapter,
device_list: Arc<Mutex<(u16, Vec<PeerDeviceInfo>)>>,
config_info: BaseConfigInfo,
nat_test: NatTest,
callback: Call,
#[cfg(feature = "server_encrypt")]
up_key_time: Arc<AtomicCell<Instant>>,
#[cfg(not(target_os = "android"))]
route_record: Arc<Mutex<Vec<(Ipv4Addr, Ipv4Addr)>>>,
external_route: ExternalRoute,
handshake: Handshake,
@@ -60,7 +62,7 @@ impl<Call> ServerPacketHandler<Call> {
#[cfg(feature = "server_encrypt")] rsa_cipher: Arc<Mutex<Option<RsaCipher>>>,
server_cipher: Cipher,
current_device: Arc<AtomicCell<CurrentDeviceInfo>>,
device: Arc<Device>,
device: DeviceAdapter,
device_list: Arc<Mutex<(u16, Vec<PeerDeviceInfo>)>>,
config_info: BaseConfigInfo,
nat_test: NatTest,
@@ -80,6 +82,7 @@ impl<Call> ServerPacketHandler<Call> {
callback,
#[cfg(feature = "server_encrypt")]
up_key_time: Arc::new(AtomicCell::new(Instant::now() - Duration::from_secs(60))),
#[cfg(not(target_os = "android"))]
route_record: Arc::new(Mutex::default()),
external_route,
handshake,
@@ -136,13 +139,45 @@ impl<Call: VntCallback> PacketHandler for ServerPacketHandler<Call> {
HandshakeResponse::parse_from_bytes(net_packet.payload()).map_err(|e| {
io::Error::new(io::ErrorKind::Other, format!("HandshakeResponse {:?}", e))
})?;
log::info!("握手响应:{:?},{}", route_key, response);
//如果开启了加密,则发送加密握手请求
#[cfg(feature = "server_encrypt")]
if let Some(key) = self.server_cipher.key() {
{
let guard = self.rsa_cipher.lock();
if let Some(rsa_cipher) = guard.as_ref() {
if rsa_cipher.finger() == &response.key_finger {
let packet = handshaker::secret_handshake_request_packet(
rsa_cipher,
self.config_info.token.clone(),
key,
)?;
drop(guard);
context.send_by_key(packet.buffer(), route_key)?;
return Ok(());
}
log::warn!(
"拒绝服务端密钥对变化,原指纹:{:?},新指纹:{:?}addr:{:?}",
rsa_cipher.finger(),
response.key_finger,
route_key
);
return Ok(());
}
drop(guard);
}
let rsa_cipher = RsaCipher::new(&response.public_key)?;
if rsa_cipher.finger() != &response.key_finger {
log::info!(
"服务端密钥和指纹不匹 配拒绝握手,指纹1:{:?},指纹2:{:?}",
rsa_cipher.finger(),
response.key_finger
);
return Ok(());
}
let handshake_info = HandshakeInfo::new(
rsa_cipher.public_key()?.clone(),
rsa_cipher.finger()?,
response.key_finger,
response.version,
);
log::info!("加密握手请求:{:?}", handshake_info);
@@ -158,7 +193,9 @@ impl<Call: VntCallback> PacketHandler for ServerPacketHandler<Call> {
}
return Ok(());
}
if let Ok(rsa_cipher) = RsaCipher::new(&response.public_key) {
self.rsa_cipher.lock().replace(rsa_cipher);
}
let handshake_info = HandshakeInfo::new_no_secret(response.version);
if self.callback.handshake(handshake_info) {
//没有加密,则发送注册请求
@@ -267,6 +304,31 @@ impl<Call: VntCallback> ServerPacketHandler<Call> {
if old.virtual_ip != Ipv4Addr::UNSPECIFIED {
log::info!("ip发生变化,old:{:?},response={:?}", old, response);
}
#[cfg(target_os = "android")]
{
let device_config = crate::handle::callback::DeviceConfig::new(
virtual_ip,
virtual_netmask,
virtual_gateway,
virtual_network,
self.external_route.to_route(),
);
let device_fd = self.callback.generate_tun(device_config);
if device_fd == 0 {
self.callback.error(ErrorInfo::new_msg(
ErrorType::Unknown,
"device_fd == 0".into(),
));
} else {
let device = Arc::new(tun::Device::new(device_fd as _)?);
if let Err(e) = self.device.start(device) {
self.callback.error(ErrorInfo::new_msg(
ErrorType::Unknown,
format!("{:?}", e),
));
}
}
}
#[cfg(not(target_os = "android"))]
{
if let Err(e) = self.device.set_ip(virtual_ip, virtual_netmask) {
@@ -356,23 +418,36 @@ impl<Call: VntCallback> ServerPacketHandler<Call> {
info.name,
info.device_status as u8,
info.client_secret,
info.client_secret_hash,
)
})
.collect();
let mut dev = self.device_list.lock();
//这里可能会收到旧的消息,但是随着时间推移总会收到新的
dev.0 = epoch;
dev.1 = ip_list;
{
let mut dev = self.device_list.lock();
//这里可能会收到旧的消息,但是随着时间推移总会收到新的
dev.0 = epoch;
dev.1 = ip_list.clone();
}
self.callback.peer_client_list(
ip_list
.into_iter()
.map(|v| PeerClientInfo::new(v.virtual_ip, v.name, v.status, v.client_secret))
.collect(),
);
}
fn register(&self, current_device: &CurrentDeviceInfo, context: &Context) -> io::Result<()> {
if current_device.status.online() {
//已连接的不需要注册
log::info!("已连接的不需要注册,{:?}", self.config_info);
return Ok(());
}
let token = self.config_info.token.clone();
let device_id = self.config_info.device_id.clone();
let name = self.config_info.name.clone();
let client_secret = self.config_info.client_secret;
let client_secret = self
.config_info
.client_secret_hash
.as_ref()
.map(|v| v.as_ref());
let mut ip = self.config_info.ip;
if ip.is_none() {
ip = Some(current_device.virtual_ip)
@@ -415,7 +490,7 @@ impl<Call: VntCallback> ServerPacketHandler<Call> {
drop(dev);
}
self.handshake
.send(context, self.config_info.client_secret, route_key.addr)?;
.send(context, self.config_info.server_secret, route_key.addr)?;
// self.register(current_device, context, route_key)?;
}
InErrorPacket::AddressExhausted => {
@@ -469,7 +544,7 @@ impl<Call: VntCallback> ServerPacketHandler<Call> {
poll_device.first_set_ttl(MAX_TTL);
poll_device.set_protocol(Protocol::Service);
poll_device
.set_transport_protocol(service_packet::Protocol::PollDeviceList.into());
.set_transport_protocol(service_packet::Protocol::PullDeviceList.into());
self.server_cipher.encrypt_ipv4(&mut poll_device)?;
//发送到默认服务端即可
context.send_default(poll_device.buffer(), current_device.connect_server)?;
+2 -2
View File
@@ -33,12 +33,12 @@ impl PacketHandler for TurnPacketHandler {
return Ok(());
}
if route.metric <= ttl {
context.send_by_key(net_packet.buffer(), route.route_key())?;
return context.send_by_key(net_packet.buffer(), route.route_key());
}
}
//其他没有路由的不转发
}
log::info!("没有路由 {:?},{:?}", route_key, net_packet.head());
Ok(())
}
}
+7 -2
View File
@@ -18,7 +18,7 @@ pub fn registration_request_packet(
ip: Option<Ipv4Addr>,
is_fast: bool,
allow_ip_change: bool,
client_secret: bool,
client_secret_hash: Option<&[u8]>,
) -> io::Result<NetPacket<Vec<u8>>> {
let mut request = RegistrationRequest::new();
request.token = token;
@@ -30,7 +30,12 @@ pub fn registration_request_packet(
request.allow_ip_change = allow_ip_change;
request.is_fast = is_fast;
request.version = crate::VNT_VERSION.to_string();
request.client_secret = client_secret;
if let Some(client_secret_hash) = client_secret_hash {
request.client_secret = true;
request
.client_secret_hash
.extend_from_slice(client_secret_hash);
}
let bytes = request.write_to_bytes().map_err(|e| {
io::Error::new(io::ErrorKind::Other, format!("RegistrationRequest {:?}", e))
})?;
+2 -2
View File
@@ -87,14 +87,14 @@ pub fn start(
device_list: Arc<Mutex<(u16, Vec<PeerDeviceInfo>)>>,
) -> io::Result<()> {
let worker = {
#[cfg(target_os = "macos")]
#[cfg(any(target_os = "macos", target_os = "android"))]
let current_device = current_device.clone();
let device = device.clone();
stop_manager.add_listener("tun_device".into(), move || {
if let Err(e) = device.shutdown() {
log::warn!("{:?}", e);
}
#[cfg(target_os = "macos")]
#[cfg(any(target_os = "macos", target_os = "android"))]
{
let ip = current_device.load().virtual_ip;
if let Ok(udp) = std::net::UdpSocket::bind("0.0.0.0:0") {
+1 -1
View File
@@ -13,4 +13,4 @@ pub mod protocol;
pub mod tun_tap_device;
pub mod util;
pub use handle::callback::{DeviceInfo, ErrorInfo, HandshakeInfo, RegisterInfo, VntCallback};
pub use handle::callback::*;
+80 -32
View File
@@ -1,24 +1,24 @@
use std::collections::HashSet;
use std::io;
use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr, SocketAddrV4, SocketAddrV6};
use std::time::Duration;
use std::{io, thread};
use crate::channel::punch::NatType;
use std::net::UdpSocket;
use stun_format::Attr;
pub fn stun_test_nat(stun_servers: Vec<String>) -> io::Result<(NatType, Vec<Ipv4Addr>, u16)> {
let mut h = Vec::new();
for x in stun_servers {
let handle = thread::spawn(move || test_nat(x));
h.push(handle);
let mut th = Vec::new();
for _ in 0..2 {
let stun_servers = stun_servers.clone();
let handle = std::thread::spawn(move || stun_test_nat0(stun_servers));
th.push(handle);
}
let mut nat_type = NatType::Cone;
let mut port_range = 0;
let mut hash_set = HashSet::new();
for x in h {
if let Ok(rs) = x.join() {
if let Ok((nat_type_t, ip_list_t, port_range_t)) = rs {
for x in th {
match x.join().unwrap() {
Ok((nat_type_t, ip_list_t, port_range_t)) => {
if nat_type_t == NatType::Symmetric {
nat_type = NatType::Symmetric;
}
@@ -29,44 +29,91 @@ pub fn stun_test_nat(stun_servers: Vec<String>) -> io::Result<(NatType, Vec<Ipv4
port_range = port_range_t;
}
}
Err(e) => {
log::warn!("{:?}", e);
}
}
}
Ok((nat_type, hash_set.into_iter().collect(), port_range))
}
fn test_nat(stun_server: String) -> io::Result<(NatType, Vec<Ipv4Addr>, u16)> {
pub fn stun_test_nat0(stun_servers: Vec<String>) -> io::Result<(NatType, Vec<Ipv4Addr>, u16)> {
let udp = UdpSocket::bind("0.0.0.0:0")?;
udp.set_read_timeout(Some(Duration::from_millis(300)))?;
let mut nat_type = NatType::Cone;
let mut port_range = 0;
let mut hash_set = HashSet::new();
let mut pub_addrs = HashSet::new();
for x in &stun_servers {
match test_nat(&udp, x) {
Ok((addr, nat_type_t, ip_list_t, port_range_t)) => {
if nat_type_t == NatType::Symmetric {
nat_type = NatType::Symmetric;
}
for x in ip_list_t {
hash_set.insert(x);
}
if port_range < port_range_t {
port_range = port_range_t;
}
pub_addrs.insert(addr);
}
Err(e) => {
log::warn!("stun {} error {:?} ", x, e);
}
}
}
if pub_addrs.len() > 1 {
nat_type = NatType::Symmetric;
}
Ok((nat_type, hash_set.into_iter().collect(), port_range))
}
fn test_nat(
udp: &UdpSocket,
stun_server: &String,
) -> io::Result<(SocketAddr, NatType, Vec<Ipv4Addr>, u16)> {
udp.connect(stun_server)?;
let mut port_range = 0;
let mut hash_set = HashSet::new();
let mut nat_type = NatType::Cone;
match test_nat_(&udp, true, true) {
Ok((mapped_addr1, changed_addr1)) => {
match mapped_addr1.ip() {
IpAddr::V4(ip) => {
hash_set.insert(ip);
}
IpAddr::V6(_) => {}
}
if udp.connect(changed_addr1).is_ok() {
if let Ok((mapped_addr2, _)) = test_nat_(&udp, false, false) {
match mapped_addr2.ip() {
IpAddr::V4(ip) => {
hash_set.insert(ip);
if mapped_addr1 != mapped_addr2 {
nat_type = NatType::Symmetric;
}
let (mapped_addr1, changed_addr1) = test_nat_(&udp, true, true)?;
match mapped_addr1.ip() {
IpAddr::V4(ip) => {
hash_set.insert(ip);
}
IpAddr::V6(_) => {}
}
if udp.connect(changed_addr1).is_ok() {
match test_nat_(&udp, false, false) {
Ok((mapped_addr2, _)) => {
match mapped_addr2.ip() {
IpAddr::V4(ip) => {
hash_set.insert(ip);
if mapped_addr1 != mapped_addr2 {
nat_type = NatType::Symmetric;
}
IpAddr::V6(_) => {}
}
port_range = mapped_addr2.port().abs_diff(mapped_addr1.port());
IpAddr::V6(_) => {}
}
port_range = mapped_addr2.port().abs_diff(mapped_addr1.port());
}
Err(e) => {
log::warn!("stun {} error {:?} ", stun_server, e);
}
}
Err(_) => {}
}
Ok((nat_type, hash_set.into_iter().collect(), port_range))
log::warn!(
"stun {} mapped_addr {:?} nat_type {:?}",
stun_server,
mapped_addr1,
nat_type
);
Ok((
mapped_addr1,
nat_type,
hash_set.into_iter().collect(),
port_range,
))
}
fn test_nat_(
@@ -88,7 +135,8 @@ fn test_nat_(
let mut buf = [0; 10240];
let (len, _addr) = match udp.recv_from(&mut buf) {
Ok(rs) => rs,
Err(_) => {
Err(e) => {
log::warn!("stun error {:?}", e);
continue;
}
};
+16 -10
View File
@@ -5,14 +5,20 @@ use std::{fmt, io};
pub enum Protocol {
/// ping请求
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| time | echo |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
0 15 31
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| time | echo |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
Ping,
/// 维持连接,内容同ping
/*
0 15 31
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| time | echo |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
Pong,
/// 打洞请求
PunchRequest,
@@ -85,8 +91,8 @@ pub type PongPacket<B> = PingPacket<B>;
impl<B: AsRef<[u8]>> PingPacket<B> {
pub fn new(buffer: B) -> io::Result<PingPacket<B>> {
let len = buffer.as_ref().len();
if len != 4 {
return Err(io::Error::new(io::ErrorKind::InvalidData, "len != 4"));
if len < 4 {
return Err(io::Error::new(io::ErrorKind::InvalidData, "len < 4"));
}
Ok(PingPacket { buffer })
}
@@ -126,8 +132,8 @@ pub struct AddrPacket<B> {
impl<B: AsRef<[u8]>> AddrPacket<B> {
pub fn new(buffer: B) -> io::Result<AddrPacket<B>> {
let len = buffer.as_ref().len();
if len != 6 {
return Err(io::Error::new(io::ErrorKind::InvalidData, "len != 6"));
if len < 6 {
return Err(io::Error::new(io::ErrorKind::InvalidData, "len < 6"));
}
Ok(AddrPacket { buffer })
}
+3 -3
View File
@@ -5,7 +5,7 @@ pub enum Protocol {
/// 注册响应
RegistrationResponse,
/// 拉取设备列表
PollDeviceList,
PullDeviceList,
/// 推送设备列表
PushDeviceList,
/// 和服务端握手
@@ -23,7 +23,7 @@ impl From<u8> for Protocol {
match value {
1 => Self::RegistrationRequest,
2 => Self::RegistrationResponse,
3 => Self::PollDeviceList,
3 => Self::PullDeviceList,
4 => Self::PushDeviceList,
5 => Self::HandshakeRequest,
6 => Self::HandshakeResponse,
@@ -40,7 +40,7 @@ impl Into<u8> for Protocol {
match self {
Self::RegistrationRequest => 1,
Self::RegistrationResponse => 2,
Self::PollDeviceList => 3,
Self::PullDeviceList => 3,
Self::PushDeviceList => 4,
Self::HandshakeRequest => 5,
Self::HandshakeResponse => 6,
+64
View File
@@ -0,0 +1,64 @@
use std::io;
use std::sync::Arc;
use tun::device::IFace;
use tun::Device;
#[cfg(any(target_os = "windows", target_os = "linux"))]
const DEFAULT_TUN_NAME: &str = "vnt-tun";
#[cfg(any(target_os = "windows", target_os = "linux"))]
const DEFAULT_TAP_NAME: &str = "vnt-tap";
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
pub fn create_device(config: &crate::core::Config) -> io::Result<Arc<Device>> {
#[cfg(any(target_os = "windows", target_os = "linux"))]
let default_name: &str = if config.tap {
DEFAULT_TAP_NAME
} else {
DEFAULT_TUN_NAME
};
#[cfg(target_os = "linux")]
let device = {
let device_name = config
.device_name
.clone()
.unwrap_or(default_name.to_string());
if &device_name == default_name {
delete_device(default_name);
}
Arc::new(Device::new(Some(device_name), config.tap)?)
};
#[cfg(target_os = "macos")]
let device = Arc::new(Device::new(config.device_name.clone())?);
#[cfg(target_os = "windows")]
let device = Arc::new(Device::new(
config
.device_name
.clone()
.unwrap_or(default_name.to_string()),
config.tap,
)?);
let mtu = config.mtu.unwrap_or_else(|| {
if config.password.is_none() {
1450
} else {
1410
}
});
device.set_mtu(mtu)?;
Ok(device)
}
#[cfg(target_os = "linux")]
fn delete_device(name: &str) {
// 删除默认网卡,此操作有风险,后续可能去除
use std::process::Command;
let cmd = format!("ip link delete {}", name);
let delete_tun = Command::new("sh")
.arg("-c")
.arg(&cmd)
.output()
.expect("sh exec error!");
if !delete_tun.status.success() {
log::warn!("删除网卡失败:{:?}", delete_tun);
}
}
+5 -69
View File
@@ -1,70 +1,6 @@
use std::io;
use std::sync::Arc;
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
pub use create_device::create_device;
use tun::device::IFace;
use tun::Device;
use crate::core::Config;
#[cfg(any(target_os = "windows", target_os = "linux"))]
const DEFAULT_TUN_NAME: &str = "vnt-tun";
#[cfg(any(target_os = "windows", target_os = "linux"))]
const DEFAULT_TAP_NAME: &str = "vnt-tap";
pub fn create_device(config: &Config) -> io::Result<Arc<Device>> {
#[cfg(any(target_os = "windows", target_os = "linux"))]
let default_name: &str = if config.tap {
DEFAULT_TAP_NAME
} else {
DEFAULT_TUN_NAME
};
#[cfg(target_os = "linux")]
let device = {
let device_name = config
.device_name
.clone()
.unwrap_or(default_name.to_string());
if &device_name == default_name {
delete_device(default_name);
}
Arc::new(Device::new(Some(device_name), config.tap)?)
};
#[cfg(target_os = "macos")]
let device = Arc::new(Device::new(config.device_name.clone())?);
#[cfg(target_os = "windows")]
let device = Arc::new(Device::new(
config
.device_name
.clone()
.unwrap_or(default_name.to_string()),
config.tap,
)?);
#[cfg(target_os = "android")]
let device = Arc::new(Device::new(config.device_fd as _)?);
#[cfg(not(target_os = "android"))]
{
let mtu = config.mtu.unwrap_or_else(|| {
if config.password.is_none() {
1450
} else {
1410
}
});
device.set_mtu(mtu)?;
}
Ok(device)
}
#[cfg(target_os = "linux")]
fn delete_device(name: &str) {
// 删除默认网卡,此操作有风险,后续可能去除
use std::process::Command;
let cmd = format!("ip link delete {}", name);
let delete_tun = Command::new("sh")
.arg("-c")
.arg(&cmd)
.output()
.expect("sh exec error!");
if !delete_tun.status.success() {
log::warn!("删除网卡失败:{:?}", delete_tun);
}
}
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
mod create_device;
pub mod tun_create_helper;
+134
View File
@@ -0,0 +1,134 @@
use std::io;
use std::sync::Arc;
use crossbeam_utils::atomic::AtomicCell;
use parking_lot::Mutex;
use tun::Device;
use crate::channel::context::Context;
use crate::cipher::Cipher;
use crate::external_route::ExternalRoute;
use crate::handle::{CurrentDeviceInfo, PeerDeviceInfo};
use crate::ip_proxy::IpProxyMap;
use crate::util::{SingleU64Adder, StopManager};
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
#[repr(transparent)]
#[derive(Clone)]
pub struct DeviceAdapter {
tun: Arc<Device>,
}
impl DeviceAdapter {
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
pub fn new(tun: Arc<Device>) -> Self {
Self { tun }
}
#[cfg(target_os = "android")]
pub fn new(tun_device_helper: TunDeviceHelper) -> Self {
Self {
tun: Arc::new(Mutex::new(None)),
tun_device_helper,
}
}
}
#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
impl std::ops::Deref for DeviceAdapter {
type Target = Arc<Device>;
fn deref(&self) -> &Self::Target {
&self.tun
}
}
#[cfg(target_os = "android")]
#[derive(Clone)]
pub struct DeviceAdapter {
tun: Arc<Mutex<Option<Arc<Device>>>>,
tun_device_helper: TunDeviceHelper,
}
#[cfg(target_os = "android")]
impl DeviceAdapter {
pub fn write(&self, buf: &[u8]) -> io::Result<usize> {
if let Some(device) = self.tun.lock().as_ref() {
use tun::device::IFace;
device.write(buf)
} else {
Err(io::Error::new(io::ErrorKind::Other, "not tun device"))
}
}
pub fn start(&self, device: Arc<Device>) -> io::Result<()> {
self.tun_device_helper.start(device.clone())?;
self.tun.lock().replace(device);
Ok(())
}
}
#[derive(Clone)]
pub struct TunDeviceHelper {
inner: Arc<AtomicCell<Option<TunDeviceHelperInner>>>,
}
struct TunDeviceHelperInner {
stop_manager: StopManager,
context: Context,
current_device: Arc<AtomicCell<CurrentDeviceInfo>>,
ip_route: ExternalRoute,
#[cfg(feature = "ip_proxy")]
ip_proxy_map: Option<IpProxyMap>,
client_cipher: Cipher,
server_cipher: Cipher,
parallel: usize,
up_counter: SingleU64Adder,
device_list: Arc<Mutex<(u16, Vec<PeerDeviceInfo>)>>,
}
impl TunDeviceHelper {
pub fn new(
stop_manager: StopManager,
context: Context,
current_device: Arc<AtomicCell<CurrentDeviceInfo>>,
ip_route: ExternalRoute,
#[cfg(feature = "ip_proxy")] ip_proxy_map: Option<IpProxyMap>,
client_cipher: Cipher,
server_cipher: Cipher,
parallel: usize,
up_counter: SingleU64Adder,
device_list: Arc<Mutex<(u16, Vec<PeerDeviceInfo>)>>,
) -> Self {
Self {
inner: Arc::new(AtomicCell::new(Some(TunDeviceHelperInner {
stop_manager,
context,
current_device,
ip_route,
ip_proxy_map,
client_cipher,
server_cipher,
parallel,
up_counter,
device_list,
}))),
}
}
pub fn start(&self, device: Arc<Device>) -> io::Result<()> {
if let Some(inner) = self.inner.take() {
crate::handle::tun_tap::tun_handler::start(
inner.stop_manager,
inner.context,
device,
inner.current_device,
inner.ip_route,
#[cfg(feature = "ip_proxy")]
inner.ip_proxy_map,
inner.client_cipher,
inner.server_cipher,
inner.parallel,
inner.up_counter,
inner.device_list,
)?;
Ok(())
} else {
Err(io::Error::new(io::ErrorKind::Other, "Repeated start"))
}
}
}
+225
View File
@@ -0,0 +1,225 @@
use std::net::{Ipv4Addr, Ipv6Addr, SocketAddr, UdpSocket};
use std::str::FromStr;
use std::time::Duration;
use std::{io, thread};
use anyhow::Context;
use dns_parser::{Builder, Packet, QueryClass, QueryType, RData, ResponseCode};
/// 后续实现选择延迟最低的可用地址,需要服务端配合
/// 现在是选择第一个地址,优先ipv6
pub fn address_choose(addrs: Vec<SocketAddr>) -> anyhow::Result<SocketAddr> {
let v4: Vec<SocketAddr> = addrs.iter().filter(|v| v.is_ipv4()).map(|v| *v).collect();
let v6: Vec<SocketAddr> = addrs.iter().filter(|v| v.is_ipv6()).map(|v| *v).collect();
let check_addr = |addrs: &Vec<SocketAddr>| -> anyhow::Result<SocketAddr> {
if !addrs.is_empty() {
let udp = if addrs[0].is_ipv6() {
UdpSocket::bind("[::]:0")?
} else {
UdpSocket::bind("0.0.0.0:0")?
};
for addr in addrs {
if udp.connect(addr).is_ok() {
return Ok(*addr);
}
}
}
Err(anyhow::anyhow!("Unable to connect to address {:?}", addrs))
};
if v6.is_empty() {
return check_addr(&v4);
}
if v4.is_empty() {
return check_addr(&v6);
}
match check_addr(&v6) {
Ok(addr) => Ok(addr),
Err(e1) => match check_addr(&v4) {
Ok(addr) => Ok(addr),
Err(e2) => Err(anyhow::anyhow!("{} , {}", e1, e2)),
},
}
}
pub fn dns_query_all(domain: &str, name_servers: Vec<String>) -> anyhow::Result<Vec<SocketAddr>> {
match SocketAddr::from_str(domain) {
Ok(addr) => {
return Ok(vec![addr]);
}
Err(_) => {
if name_servers.is_empty() {
Err(anyhow::anyhow!("name server is none"))?
}
let mut err: Option<anyhow::Error> = None;
for name_server in name_servers {
if let Some(domain) = domain.to_lowercase().strip_prefix("txt:") {
return txt_dns(domain, name_server);
}
let end_index = domain
.rfind(":")
.with_context(|| format!("{:?} not port", domain))?;
let host = &domain[..end_index];
let port = u16::from_str(&domain[end_index + 1..])
.with_context(|| format!("{:?} not port", domain))?;
let th1 = {
let host = host.to_string();
let name_server = name_server.clone();
thread::spawn(move || a_dns(host, name_server))
};
let th2 = {
let host = host.to_string();
let name_server = name_server.clone();
thread::spawn(move || aaaa_dns(host, name_server))
};
let mut addr = Vec::new();
match th1.join().unwrap() {
Ok(rs) => {
for ip in rs {
addr.push(SocketAddr::new(ip.into(), port));
}
}
Err(e) => {
err.replace(anyhow::anyhow!("{}", e));
}
}
match th2.join().unwrap() {
Ok(rs) => {
for ip in rs {
addr.push(SocketAddr::new(ip.into(), port));
}
}
Err(e) => {
if addr.is_empty() {
if let Some(err) = &mut err {
*err = anyhow::anyhow!("{},{}", err, e);
} else {
err.replace(anyhow::anyhow!("{}", e));
}
continue;
}
}
}
if addr.is_empty() {
continue;
}
return Ok(addr);
}
if let Some(e) = err {
Err(e)
} else {
Err(anyhow::anyhow!("DNS query failed"))
}
}
}
}
fn query<'a>(
udp: &UdpSocket,
domain: &str,
name_server: SocketAddr,
record_type: QueryType,
buf: &'a mut [u8],
) -> anyhow::Result<Packet<'a>> {
let mut builder = Builder::new_query(1, true);
builder.add_question(domain, false, record_type, QueryClass::IN);
let packet = builder.build().unwrap();
udp.connect(name_server)
.with_context(|| format!("DNS {:?} error ", name_server))?;
let mut count = 0;
let len = loop {
udp.send(&packet)?;
match udp.recv(buf) {
Ok(len) => {
break len;
}
Err(e) => {
if e.kind() == io::ErrorKind::TimedOut || e.kind() == io::ErrorKind::WouldBlock {
count += 1;
if count < 3 {
continue;
}
}
Err(e).with_context(|| format!("DNS {:?} recv error ", name_server))?
}
};
};
let pkt = Packet::parse(&buf[..len])
.with_context(|| format!("domain {:?} DNS {:?} data error ", domain, name_server))?;
if pkt.header.response_code != ResponseCode::NoError {
return Err(anyhow::anyhow!(
"response_code {} DNS {:?} domain {:?}",
pkt.header.response_code,
name_server,
domain
));
}
if pkt.answers.len() == 0 {
return Err(anyhow::anyhow!(
"No records received DNS {:?} domain {:?}",
name_server,
domain
));
}
Ok(pkt)
}
pub fn txt_dns(domain: &str, name_server: String) -> anyhow::Result<Vec<SocketAddr>> {
let name_server: SocketAddr = name_server.parse()?;
let udp = bind_udp(name_server)?;
let mut buf = [0; 65536];
let message = query(&udp, domain, name_server, QueryType::TXT, &mut buf)?;
let mut rs = Vec::new();
for record in message.answers {
if let RData::TXT(txt) = record.data {
for x in txt.iter() {
let txt = std::str::from_utf8(x).context("record type txt is not string")?;
let addr = SocketAddr::from_str(&txt.to_string())
.context("record type txt is not SocketAddr")?;
rs.push(addr);
}
}
}
Ok(rs)
}
fn bind_udp(name_server: SocketAddr) -> anyhow::Result<UdpSocket> {
let udp = if name_server.is_ipv4() {
UdpSocket::bind("0.0.0.0:0")?
} else {
UdpSocket::bind("[::]:0")?
};
udp.set_read_timeout(Some(Duration::from_millis(800)))?;
Ok(udp)
}
pub fn a_dns(domain: String, name_server: String) -> anyhow::Result<Vec<Ipv4Addr>> {
let name_server: SocketAddr = name_server.parse()?;
let udp = bind_udp(name_server)?;
let mut buf = [0; 65536];
let message = query(&udp, &domain, name_server, QueryType::A, &mut buf)?;
let mut rs = Vec::new();
for record in message.answers {
if let RData::A(a) = record.data {
rs.push(a.0);
}
}
Ok(rs)
}
pub fn aaaa_dns(domain: String, name_server: String) -> anyhow::Result<Vec<Ipv6Addr>> {
let name_server: SocketAddr = name_server.parse()?;
let udp = bind_udp(name_server)?;
let mut buf = [0; 65536];
let message = query(&udp, &domain, name_server, QueryType::AAAA, &mut buf)?;
let mut rs = Vec::new();
for record in message.answers {
if let RData::AAAA(a) = record.data {
rs.push(a.0);
}
}
Ok(rs)
}
+3
View File
@@ -7,3 +7,6 @@ pub use scheduler::Scheduler;
mod counter;
pub use counter::*;
mod dns_query;
pub use dns_query::*;