modified: Cargo.lock

modified:   Cargo.toml
	new file:   src/android.rs
	modified:   src/client.rs
	modified:   src/main.rs
This commit is contained in:
Michael Wain 2024-10-15 03:07:58 +03:00
parent 714c17b39b
commit 08c6f75aff
5 changed files with 655 additions and 45 deletions

335
Cargo.lock generated
View File

@ -2,6 +2,16 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "Inflector"
version = "0.11.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"
dependencies = [
"lazy_static",
"regex",
]
[[package]]
name = "addr2line"
version = "0.22.0"
@ -97,6 +107,12 @@ version = "1.0.86"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b3d1d046238990b9cf5bcde22a3fb3584ee5cf65fb2765f454ed428c7a0063da"
[[package]]
name = "arc-swap"
version = "1.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "69f7f8c3906b62b754cd5326047894316021dcfe5a194c8ea52bdd94934a3457"
[[package]]
name = "async-stream"
version = "0.3.5"
@ -299,6 +315,12 @@ version = "1.1.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "504bdec147f2cc13c8b57ed9401fd8a147cc66b67ad5cb241394244f2c947549"
[[package]]
name = "cesu8"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6d43a04d8753f35258c91f8ec639f792891f748a1edbd759cf1dcea3382ad83c"
[[package]]
name = "cfg-if"
version = "1.0.0"
@ -353,12 +375,22 @@ dependencies = [
"ansi_term",
"atty",
"bitflags 1.3.2",
"strsim",
"strsim 0.8.0",
"textwrap",
"unicode-width",
"vec_map",
]
[[package]]
name = "combine"
version = "4.6.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ba5a308b75df32fe02788e748662718f03fde005016435c444eea572398219fd"
dependencies = [
"bytes",
"memchr",
]
[[package]]
name = "console-api"
version = "0.8.0"
@ -483,6 +515,58 @@ dependencies = [
"syn 2.0.72",
]
[[package]]
name = "darling"
version = "0.14.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7b750cb3417fd1b327431a470f388520309479ab0bf5e323505daf0290cd3850"
dependencies = [
"darling_core",
"darling_macro",
]
[[package]]
name = "darling_core"
version = "0.14.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "109c1ca6e6b7f82cc233a97004ea8ed7ca123a9af07a8230878fcfda9b158bf0"
dependencies = [
"fnv",
"ident_case",
"proc-macro2",
"quote",
"strsim 0.10.0",
"syn 1.0.109",
]
[[package]]
name = "darling_macro"
version = "0.14.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a4aab4dbc9f7611d8b55048a3a16d2d010c2c8334e46304b40ac1cc14bf3b48e"
dependencies = [
"darling_core",
"quote",
"syn 1.0.109",
]
[[package]]
name = "derivative"
version = "2.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
dependencies = [
"proc-macro2",
"quote",
"syn 1.0.109",
]
[[package]]
name = "destructure_traitobject"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3c877555693c14d2f84191cfd3ad8582790fc52b5e2274b40b59cf5f5cea25c7"
[[package]]
name = "either"
version = "1.13.0"
@ -532,7 +616,7 @@ checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
[[package]]
name = "frida_vpn"
version = "0.1.2"
version = "0.1.5"
dependencies = [
"aes-gcm",
"base64 0.22.1",
@ -546,16 +630,20 @@ dependencies = [
"futures",
"generic-array",
"hex",
"jni 0.20.0",
"log",
"log4rs",
"network-interface",
"nonblock",
"packet",
"rand",
"robusta_jni",
"serde",
"serde_derive",
"serde_yaml",
"socket2 0.4.10",
"socks5-server",
"tokio",
"tokio-util",
"tun2",
"x25519-dalek",
]
@ -889,6 +977,12 @@ dependencies = [
"cc",
]
[[package]]
name = "ident_case"
version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
[[package]]
name = "indexmap"
version = "1.9.3"
@ -939,6 +1033,40 @@ version = "1.0.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
[[package]]
name = "jni"
version = "0.19.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c6df18c2e3db7e453d3c6ac5b3e9d5182664d28788126d39b91f2d1e22b017ec"
dependencies = [
"cesu8",
"combine",
"jni-sys",
"log",
"thiserror",
"walkdir",
]
[[package]]
name = "jni"
version = "0.20.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "039022cdf4d7b1cf548d31f60ae783138e5fd42013f6271049d7df7afadef96c"
dependencies = [
"cesu8",
"combine",
"jni-sys",
"log",
"thiserror",
"walkdir",
]
[[package]]
name = "jni-sys"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
[[package]]
name = "js-sys"
version = "0.3.70"
@ -985,6 +1113,43 @@ name = "log"
version = "0.4.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
dependencies = [
"serde",
]
[[package]]
name = "log-mdc"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a94d21414c1f4a51209ad204c1776a3d0765002c76c6abcb602a6f09f1e881c7"
[[package]]
name = "log4rs"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0816135ae15bd0391cf284eab37e6e3ee0a6ee63d2ceeb659862bd8d0a984ca6"
dependencies = [
"anyhow",
"arc-swap",
"chrono",
"derivative",
"fnv",
"humantime",
"libc",
"log",
"log-mdc",
"once_cell",
"parking_lot",
"rand",
"serde",
"serde-value",
"serde_json",
"serde_yaml",
"thiserror",
"thread-id",
"typemap-ors",
"winapi",
]
[[package]]
name = "matchers"
@ -1083,6 +1248,15 @@ dependencies = [
"minimal-lexical",
]
[[package]]
name = "nonblock"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "51c7a4f22e5f2e2bd805d6ab56f1ae87eb1815673e1b452048896fb687a8a3d4"
dependencies = [
"libc",
]
[[package]]
name = "num-traits"
version = "0.2.19"
@ -1113,6 +1287,15 @@ version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
[[package]]
name = "ordered-float"
version = "2.10.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "68f19d67e5a2795c94e73e0bb1cc1a7edeb2e28efd39e2e1c9b7a40c1108b11c"
dependencies = [
"num-traits",
]
[[package]]
name = "packet"
version = "0.1.4"
@ -1148,6 +1331,12 @@ dependencies = [
"windows-targets",
]
[[package]]
name = "paste"
version = "1.0.15"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
[[package]]
name = "percent-encoding"
version = "2.3.1"
@ -1225,6 +1414,29 @@ dependencies = [
"zerocopy",
]
[[package]]
name = "proc-macro-error"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
dependencies = [
"proc-macro-error-attr",
"proc-macro2",
"quote",
"version_check",
]
[[package]]
name = "proc-macro-error-attr"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
dependencies = [
"proc-macro2",
"quote",
"version_check",
]
[[package]]
name = "proc-macro2"
version = "1.0.86"
@ -1358,6 +1570,33 @@ version = "0.8.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
[[package]]
name = "robusta-codegen"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ffb512b451472948a204452dfad582bdc48d69caacdd3b1b4571d5e3f11707f3"
dependencies = [
"Inflector",
"darling",
"proc-macro-error",
"proc-macro2",
"quote",
"rand",
"syn 1.0.109",
]
[[package]]
name = "robusta_jni"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c080146e0cc733697fe500413871142af91bd879641205c2febbe5f982f304e3"
dependencies = [
"jni 0.19.0",
"paste",
"robusta-codegen",
"static_assertions",
]
[[package]]
name = "rustc-demangle"
version = "0.1.24"
@ -1385,6 +1624,15 @@ version = "1.0.18"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
[[package]]
name = "same-file"
version = "1.0.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "93fc1dc3aaa9bfed95e02e6eadabb4baf7e3078b0bd1b4d7b6b0b68378900502"
dependencies = [
"winapi-util",
]
[[package]]
name = "scopeguard"
version = "1.2.0"
@ -1406,6 +1654,16 @@ dependencies = [
"serde_derive",
]
[[package]]
name = "serde-value"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f3a1a3341211875ef120e117ea7fd5228530ae7e7036a779fdc9117be6b3282c"
dependencies = [
"ordered-float",
"serde",
]
[[package]]
name = "serde_derive"
version = "1.0.205"
@ -1502,27 +1760,10 @@ dependencies = [
]
[[package]]
name = "socks5-proto"
version = "0.4.1"
name = "static_assertions"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3d91431c4672e25e372ef46bc554be8f315068c03608f99267a71ad32a12e8c4"
dependencies = [
"bytes",
"thiserror",
"tokio",
]
[[package]]
name = "socks5-server"
version = "0.10.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5223c26981806584cc38c74fddf58808dbdcf4724890471ced69e7a2e8d86345"
dependencies = [
"async-trait",
"bytes",
"socks5-proto",
"tokio",
]
checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
[[package]]
name = "strsim"
@ -1530,6 +1771,12 @@ version = "0.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
[[package]]
name = "strsim"
version = "0.10.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
[[package]]
name = "subtle"
version = "2.6.1"
@ -1608,6 +1855,16 @@ dependencies = [
"syn 2.0.72",
]
[[package]]
name = "thread-id"
version = "4.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cfe8f25bbdd100db7e1d34acf7fd2dc59c4bf8f7483f505eaa7d4f12f76cc0ea"
dependencies = [
"libc",
"winapi",
]
[[package]]
name = "thread_local"
version = "1.1.8"
@ -1661,9 +1918,9 @@ dependencies = [
[[package]]
name = "tokio-util"
version = "0.7.11"
version = "0.7.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9cf6b47b3771c49ac75ad09a6162f53ad4b8088b76ac60e8ec1455b31a189fe1"
checksum = "61e7c3654c13bcd040d4a03abee2c75b1d14a37b423cf5a813ceae1cc903ec6a"
dependencies = [
"bytes",
"futures-core",
@ -1808,6 +2065,15 @@ dependencies = [
"wintun",
]
[[package]]
name = "typemap-ors"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a68c24b707f02dd18f1e4ccceb9d49f2058c2fb86384ef9972592904d7a28867"
dependencies = [
"unsafe-any-ors",
]
[[package]]
name = "typenum"
version = "1.17.0"
@ -1836,6 +2102,15 @@ dependencies = [
"subtle",
]
[[package]]
name = "unsafe-any-ors"
version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e0a303d30665362d9680d7d91d78b23f5f899504d4f08b3c4cf08d055d87c0ad"
dependencies = [
"destructure_traitobject",
]
[[package]]
name = "unsafe-libyaml"
version = "0.2.11"
@ -1860,6 +2135,16 @@ version = "0.9.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
[[package]]
name = "walkdir"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "29790946404f91d9c5d06f9874efddea1dc06c5efe94541a7d6863108e3a5e4b"
dependencies = [
"same-file",
"winapi-util",
]
[[package]]
name = "want"
version = "0.3.1"

View File

@ -1,6 +1,6 @@
[package]
name = "frida_vpn"
version = "0.1.2"
version = "0.1.5"
edition = "2021"
license = "Apache-2.0"
authors = ["alterdekim"]
@ -10,10 +10,15 @@ readme = "README.md"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[lib]
crate-type = ["cdylib"]
path = "src/android.rs"
[dependencies]
clap = "2.33"
aes-gcm = "0.10.3"
tokio = { version = "1", features = ["full", "signal", "tracing"] }
tokio-util = "0.7.12"
serde = "1.0"
serde_derive = "1.0.190"
rand = { version = "0.8.5", features = ["small_rng", "getrandom", "std_rng"] }
@ -34,4 +39,9 @@ base64 = "0.22.1"
chrono = "0.4.38"
console-subscriber = "0.4.0"
network-interface = "2.0.0"
socks5-server = "0.10.1"
[target.'cfg(target_os="android")'.dependencies]
jni = "^0.20"
robusta_jni = "0.2.2"
nonblock = "0.2.0"
log4rs = "1.3.0"

101
src/android.rs Normal file
View File

@ -0,0 +1,101 @@
#![cfg(target_os = "android")]
use ::jni::objects::GlobalRef;
use ::jni::JavaVM;
use robusta_jni::bridge;
use std::sync::OnceLock;
use robusta_jni::jni::JNIEnv;
use std::fs::File;
use std::io::Write;
mod config;
mod client;
mod udp;
mod mobile;
static TUN_QUIT: std::sync::Mutex<Option<tokio_util::sync::CancellationToken>> = std::sync::Mutex::new(None);
#[bridge]
mod jni {
use jni::objects::{GlobalRef, JObject, JValue, JString};
use jni::sys::{jboolean, jchar, jint, jstring};
use log::{info, trace};
use log::LevelFilter;
use log4rs::append::file::FileAppender;
use log4rs::encode::pattern::PatternEncoder;
use log4rs::config::{Appender, Config, Root};
use robusta_jni::convert::{IntoJavaValue, Signature, TryFromJavaValue, TryIntoJavaValue};
use robusta_jni::jni::errors::Result as JniResult;
use robusta_jni::jni::objects::AutoLocal;
use robusta_jni::jni::JNIEnv;
use crate::mobile;
use crate::TUN_QUIT;
use std::fs::File;
#[derive(Signature, TryIntoJavaValue, IntoJavaValue, TryFromJavaValue)]
#[package(com.alterdekim.frida)]
pub struct FridaLib<'env: 'borrow, 'borrow> {
#[instance]
raw: AutoLocal<'env, 'borrow>,
}
impl<'env: 'borrow, 'borrow> FridaLib<'env, 'borrow> {
pub extern "jni" fn start(self, env: &JNIEnv, config_b32: String,
tun_fd: i32,
close_fd_on_drop: bool,
temp_file: String) -> JniResult<i32> {
let logfile = FileAppender::builder()
.encoder(Box::new(PatternEncoder::new("{l} - {m}\n")))
.build(&temp_file).unwrap();
let config = Config::builder()
.appender(Appender::builder().build("logfile", Box::new(logfile)))
.build(Root::builder()
.appender("logfile")
.build(LevelFilter::Info)).unwrap();
log4rs::init_config(config);
let close_token = tokio_util::sync::CancellationToken::new();
if let Ok(mut l) = TUN_QUIT.lock() {
if l.is_some() {
return Ok(-1);
}
*l = Some(close_token.clone());
} else {
return Ok(-2);
}
let main_loop = async move {
let config: ClientConfiguration = serde_yaml::from_slice(hex::decode(config_b32).unwrap().as_slice()).expect("Bad client config file structure");
let client = AndroidClient{client_config: config, fd: tun_fd, close_token};
client.start().await;
};
let exit_code = match tokio::runtime::Builder::new_multi_thread().enable_all().build() {
Err(_e) => -3,
Ok(rt) => { rt.block_on(main_loop); -4 }
};
Ok(exit_code)
}
pub extern "jni" fn stop(self, env: &JNIEnv) -> JniResult<i32> {
if let Ok(mut l) = TUN_QUIT.lock() {
if let Some(close_token) = l.take() {
close_token.cancel();
return Ok(0);
}
}
Ok(-1)
}
pub extern "java" fn traceFromNative(
env: &JNIEnv,
text: String,
) -> JniResult<()> {
}
}
}

View File

@ -1,13 +1,14 @@
use crossbeam_channel::unbounded;
use socket2::SockAddr;
use tokio::{net::UdpSocket, sync::Mutex};
use tokio::{net::UdpSocket, sync::{Mutex, mpsc}, io::{BufReader, BufWriter, AsyncWriteExt, AsyncReadExt}, fs::File};
use tokio_util::sync::CancellationToken;
use std::{io::{Read, Write}, net::SocketAddr};
use base64::prelude::*;
use log::{error, info, warn};
use std::sync::Arc;
use std::net::Ipv4Addr;
use x25519_dalek::{PublicKey, StaticSecret};
use std::process::Command;
use std::{ process::Command, os::unix::io::FromRawFd};
use aes_gcm::{
aead::{Aead, AeadCore, KeyInit, OsRng},
Aes256Gcm, Nonce};
@ -17,7 +18,7 @@ use crate::udp::{UDPVpnPacket, UDPVpnHandshake, UDPSerializable};
use network_interface::NetworkInterface;
use network_interface::NetworkInterfaceConfig;
fn configure_routes(endpoint_ip: &str, s_interface: Option<&str>) {
fn configure_routes(endpoint_ip: &str, s_interface: Option<String>) {
let interfaces = NetworkInterface::show().unwrap();
let net_inter = interfaces.iter()
@ -25,7 +26,7 @@ fn configure_routes(endpoint_ip: &str, s_interface: Option<&str>) {
.min_by(|x, y| x.index.cmp(&y.index))
.unwrap();
let inter_name = if s_interface.is_some() { s_interface.unwrap() } else { &net_inter.name };
let inter_name = if s_interface.is_some() { s_interface.unwrap() } else { net_inter.name };
info!("Main network interface: {:?}", inter_name);
@ -73,22 +74,234 @@ fn configure_routes(endpoint_ip: &str, s_interface: Option<&str>) {
}
}
pub async fn client_mode(client_config: ClientConfiguration, s_interface: Option<&str>) {
/*
s_interface: Option<&str>
let s_a: SocketAddr = client_config.server.endpoint.parse().unwrap();
#[cfg(target_os = "linux")]
configure_routes(&s_a.ip().to_string(), s_interface);
*/
/*
What the fuck I want to implement?
I need to make abstract class VPNClient which should be extended by several others:
AndroidClient
DesktopClient
Both of child classes should trigger the same "core vpn client" module
*/
pub struct AndroidClient {
client_config: ClientConfiguration,
fd: i32,
close_token: CancellationToken
}
pub struct DesktopClient {
client_config: ClientConfiguration,
s_interface: Option<String>
}
impl VpnClient for AndroidClient {
async fn start(&self) {
info!("FD: {:?}", &self.fd);
let mut dev = unsafe { File::from_raw_fd(self.fd) };
let mut dev1 = unsafe { File::from_raw_fd(self.fd) };
let mut dev_reader = BufReader::new(dev);
let mut dev_writer = BufWriter::new(dev1);
let client = CoreVpnClient{client_config: self.client_config, dev_reader, dev_writer, close_token: self.close_token};
client.start().await;
}
}
impl VpnClient for DesktopClient {
async fn start(&self) {
info!("s_interface: {:?}", &self.s_interface);
let mut config = tun2::Configuration::default();
config.address(&self.client_config.client.address)
.netmask("255.255.255.255")
.destination("10.66.66.1")
.tun_name("tun0")
.up();
let dev = tun2::create(&config).unwrap();
let (mut dev_reader, mut dev_writer) = dev.split();
let client = CoreVpnClient{ client_config: self.client_config, dev_reader, dev_writer, close_token: tokio_util::sync::CancellationToken::new()};
client.start().await;
}
}
pub trait VpnClient {
async fn start(&self);
}
struct CoreVpnClient {
client_config: ClientConfiguration,
dev_reader: Reader,
dev_writer: Writer,
close_token: CancellationToken
}
impl CoreVpnClient {
pub async fn start(&self) {
info!("Starting client...");
let dr_cancel: CancellationToken = CancellationToken::new();
let sr_cancel: CancellationToken = CancellationToken::new();
let sock = UdpSocket::bind("0.0.0.0:25565").await.unwrap();
sock.connect(&self.client_config.server.endpoint).await.unwrap();
let sock_rec = Arc::new(sock);
let sock_snd = sock_rec.clone();
let (tx, mut rx) = mpsc::unbounded_channel::<Vec<u8>>();
let (dx, mut mx) = mpsc::unbounded_channel::<Vec<u8>>();
let cipher_shared: Arc<Mutex<Option<x25519_dalek::SharedSecret>>> = Arc::new(Mutex::new(None));
let dr_cc = dr_cancel.clone();
let dev_read_task = tokio::spawn(async move {
let mut buf = vec![0; 1400]; // mtu
loop {
tokio::select! {
_ = dr_cc.cancelled() => {
info!("Cancellation token has been thrown dev_read_task");
return;
}
rr = self.dev_reader.read(&mut buf) => {
if let Ok(n) = rr {
info!("Read from tun."); // hex::encode(&buf[..n])
dx.send(buf[..n].to_vec()).unwrap();
}
}
};
}
});
let priv_key = BASE64_STANDARD.decode(self.client_config.client.private_key).unwrap();
let cipher_shared_clone = cipher_shared.clone();
let sr_cc = sr_cancel.clone();
let sock_read_task = tokio::spawn(async move {
let mut buf = vec![0; 4096];
loop {
tokio::select! {
_ = sr_cc.cancelled() => {
info!("Cancellation token has been thrown sock_read_task");
return;
}
rr = sock_rec.recv(&mut buf) => {
if let Ok(l) = rr {
info!("Read from socket");
let mut s_cipher = cipher_shared_clone.lock().await;
match buf.first() {
Some(h) => {
match h {
0 => {
let handshake = UDPVpnHandshake::deserialize(&(buf[..l].to_vec()));
let mut k = [0u8; 32];
for (&x, p) in handshake.public_key.iter().zip(k.iter_mut()) {
*p = x;
}
let mut k1 = [0u8; 32];
for (&x, p) in priv_key.iter().zip(k1.iter_mut()) {
*p = x;
}
*s_cipher = Some(StaticSecret::from(k1)
.diffie_hellman(&PublicKey::from(k)));
}, // handshake
1 => {
let wrapped_packet = UDPVpnPacket::deserialize(&(buf[..l].to_vec()));
if s_cipher.is_some() {
let aes = Aes256Gcm::new(s_cipher.as_ref().unwrap().as_bytes().into());
let nonce = Nonce::clone_from_slice(&wrapped_packet.nonce);
match aes.decrypt(&nonce, &wrapped_packet.data[..]) {
Ok(decrypted) => { let _ = tx.send(decrypted); },
Err(error) => { error!("Decryption error! {:?}", error); }
}
} else {
warn!("There is no static_secret");
}
}, // payload
2 => { info!("Got keepalive packet"); },
_ => { error!("Unexpected header value."); }
}
},
None => { error!("There is no header."); }
}
drop(s_cipher);
}
}
};
}
});
let pkey = BASE64_STANDARD.decode(self.client_config.client.public_key).unwrap();
let handshake = UDPVpnHandshake{ public_key: pkey, request_ip: self.client_config.client.address.parse::<Ipv4Addr>().unwrap() };
let mut nz = 0;
while nz < 25 {
sock_snd.send(&handshake.serialize()).await.unwrap();
nz += 1
}
//sock_snd.send(&handshake.serialize()).await.unwrap();
let s_cipher = cipher_shared.clone();
loop {
tokio::select! {
_ = self.close_token.cancelled() => {
info!("Cancellation token has been thrown");
sr_cancel.cancel();
dr_cancel.cancel();
return;
}
rr = rx.recv() => {
if let Some(bytes) = rr {
info!("Write to tun.");
if let Err(e) = self.dev_writer.write_all(&bytes).await {
error!("Writing error: {:?}", e);
}
if let Err(e) = self.dev_writer.flush().await {
error!("Flushing error: {:?}", e);
}
}
}
rr2 = mx.recv() => {
if let Some(bytes) = rr2 {
let s_c = s_cipher.lock().await;
if s_c.is_some() {
let aes = Aes256Gcm::new(s_c.as_ref().unwrap().as_bytes().into());
let nonce = Aes256Gcm::generate_nonce(&mut OsRng);
let ciphered_data = aes.encrypt(&nonce, &bytes[..]);
if let Ok(ciphered_d) = ciphered_data {
let vpn_packet = UDPVpnPacket{ data: ciphered_d, nonce: nonce.to_vec()};
let serialized_data = vpn_packet.serialize();
info!("Write to socket");
sock_snd.send(&serialized_data).await.unwrap();
} else {
error!("Socket encryption failed.");
}
} else {
error!("There is no shared_secret in main loop");
}
}
}
};
}
}
}
/*pub async fn client_mode(client_config: ClientConfiguration, s_interface: Option<&str>) {
info!("Starting client...");
info!("s_interface: {:?}", s_interface);
let sock = UdpSocket::bind("0.0.0.0:25565").await.unwrap();
sock.connect(&client_config.server.endpoint).await.unwrap();
let mut config = tun2::Configuration::default();
config.address(&client_config.client.address)
.netmask("255.255.255.255")
.destination("10.66.66.1")
.tun_name("tun0")
.up();
let dev = tun2::create(&config).unwrap();
let (mut dev_reader, mut dev_writer) = dev.split();
let sock_rec = Arc::new(sock);
let sock_snd = sock_rec.clone();
@ -112,9 +325,7 @@ pub async fn client_mode(client_config: ClientConfiguration, s_interface: Option
}
});
let s_a: SocketAddr = client_config.server.endpoint.parse().unwrap();
#[cfg(target_os = "linux")]
configure_routes(&s_a.ip().to_string(), s_interface);
let priv_key = BASE64_STANDARD.decode(client_config.client.private_key).unwrap();
@ -196,4 +407,4 @@ pub async fn client_mode(client_config: ClientConfiguration, s_interface: Option
}
}
}
}
}*/

View File

@ -4,6 +4,7 @@ use clap::{App, Arg, ArgMatches};
use env_logger::Builder;
use log::{error, LevelFilter};
use crate::config::{ ServerConfiguration, ClientConfiguration, ObfsProtocol, ServerPeer };
use crate::client::{DesktopClient, VpnClient};
mod obfs;
mod server;
@ -67,7 +68,9 @@ async fn init_server(cfg_raw: &str, s_interface: Option<&str>) {
async fn init_client(cfg_raw: &str, s_interface: Option<&str>) {
let config: ClientConfiguration = serde_yaml::from_str(cfg_raw).expect("Bad client config file structure");
client::client_mode(config, s_interface).await;
//client::client_mode(config, s_interface).await;
let client = DesktopClient{client_config: config, s_interface};
client.start().await;
}
#[tokio::main]