HevSocks5Tunnel
A tunnel over Socks5 proxy (tun2socks) for Unix.
Features
- IPv4/IPv6. (dual stack)
- Redirect TCP connections.
- Redirect UDP packets. (Fullcone NAT, UDP in UDP/TCP)
- Linux/Android/FreeBSD/macOS/iOS.
Benchmarks
See here for more details.
Speed
CPU usage
Memory usage
How to Build
Unix
git clone --recursive https://github.com/heiher/hev-socks5-tunnel
cd hev-socks5-tunnel
make
Android
mkdir hev-socks5-tunnel
cd hev-socks5-tunnel
git clone --recursive https://github.com/heiher/hev-socks5-tunnel jni
ndk-build
Library
git clone --recursive https://github.com/heiher/hev-socks5-tunnel
cd hev-socks5-tunnel
# Static library
make static
# Shared library
make shared
# Static library for iOS
make PP="xcrun --sdk iphoneos --toolchain iphoneos clang" \
CC="xcrun --sdk iphoneos --toolchain iphoneos clang" \
CFLAGS="-arch arm64 -mios-version-min=12.0" \
LFLAGS="-arch arm64 -mios-version-min=12.0 -Wl,-Bsymbolic-functions" static
libtool -static -o libhev-socks5-tunnel.a \
bin/libhev-socks5-tunnel.a \
third-part/lwip/bin/liblwip.a \
third-part/yaml/bin/libyaml.a \
third-part/hev-task-system/bin/libhev-task-system.a
How to Use
Config
tunnel:
# Interface name
name: tun0
# Interface MTU
mtu: 8500
# Multi-queue
multi-queue: false
# IPv4 address
ipv4: 198.18.0.1
# IPv6 address
ipv6: 'fc00::1'
socks5:
# Socks5 server port
port: 1080
# Socks5 server address (ipv4/ipv6)
address: 127.0.0.1
# Socks5 UDP relay mode (tcp|udp)
udp: 'udp'
# Socks5 server username
# username: 'username'
# Socks5 server password
# password: 'password'
#misc:
# task stack size (bytes)
# task-stack-size: 20480
# connect timeout (ms)
# connect-timeout: 5000
# read-write timeout (ms)
# read-write-timeout: 60000
# stdout, stderr or file-path
# log-file: stderr
# debug, info, warn or error
# log-level: warn
# If present, run as a daemon with this pid file
# pid-file: /run/hev-socks5-tunnel.pid
# If present, set rlimit nofile; else use default value
# limit-nofile: 65535
Run
bin/hev-socks5-tunnel conf/main.yml
# Bypass upstream socks5 server
sudo ip route add SOCKS5_SERVER dev DEFAULT_IFACE metric 10
sudo ip -6 route add SOCKS5_SERVER dev DEFAULT_IFACE metric 10
# Route others
sudo ip route add default dev tun0 metric 20
sudo ip -6 route add default dev tun0 metric 20
API
/**
* hev_socks5_tunnel_main:
* @config_path: config file path
* @tun_fd: tunnel file descriptor
*
* Start and run the socks5 tunnel, this function will blocks until the
* hev_socks5_tunnel_quit is called or an error occurs.
*
* Returns: returns zero on successful, otherwise returns -1.
*
* Since: 2.4.6
*/
int hev_socks5_tunnel_main (const char *config_path, int tun_fd);
/**
* hev_socks5_tunnel_quit:
*
* Stop the socks5 tunnel.
*
* Since: 2.4.6
*/
void hev_socks5_tunnel_quit (void);
Use Cases
Android VPN
iOS
Contributors
- arror - https://github.com/arror
- hev - https://hev.cc
License
MIT