Meta Kernel

Another Clash Kernel.

Features

• Local HTTP/HTTPS/SOCKS server with authentication support
• VMess, Shadowsocks, Trojan, Snell protocol support for remote connections
• Built-in DNS server that aims to minimize DNS pollution attack impact, supports DoH/DoT upstream and fake IP.
• Rules based off domains, GEOIP, IPCIDR or Process to forward packets to different nodes
• Remote groups allow users to implement powerful rules. Supports automatic fallback, load balancing or auto select node based off latency
• Remote providers, allowing users to get node lists remotely instead of hardcoding in config
• Netfilter TCP redirecting. Deploy Clash on your Internet gateway with iptables.
• Comprehensive HTTP RESTful API controller

Wiki

Documentation and configuring examples are available on wiki and Clash.Meta Wiki.

Build

You should install golang first.

Then get the source code of Clash.Meta:

git clone https://github.com/MetaCubeX/Clash.Meta.git
cd Clash.Meta && go mod download

If you can't visit github,you should set proxy first:

go env -w GOPROXY=https://goproxy.io,direct

Now you can build it:

go build

If you need gvisor for tun stack, build with:

go build -tags with_gvisor

IPTABLES configuration

Work on Linux OS which supported iptables

# Enable the TPROXY listener
tproxy-port: 9898

iptables:
  enable: true # default is false
  inbound-interface: eth0 # detect the inbound interface, default is 'lo'

General installation guide for Linux

• Create user given name clash-meta

• Download and decompress pre-built binaries from releases

• Rename executable file to Clash-Meta and move to /usr/local/bin/

• Create folder /etc/Clash-Meta/ as working directory

Run Meta Kernel by user clash-meta as a daemon.

Create the systemd configuration file at /etc/systemd/system/Clash-Meta.service:

[Unit]
Description=Clash-Meta Daemon, Another Clash Kernel.
After=network.target NetworkManager.service systemd-networkd.service iwd.service

[Service]
Type=simple
User=clash-meta
Group=clash-meta
LimitNPROC=500
LimitNOFILE=1000000
CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE
AmbientCapabilities=CAP_NET_ADMIN CAP_NET_RAW CAP_NET_BIND_SERVICE
Restart=always
ExecStartPre=/usr/bin/sleep 1s
ExecStart=/usr/local/bin/Clash-Meta -d /etc/Clash-Meta

[Install]
WantedBy=multi-user.target

Launch clashd on system startup with:

$ systemctl enable Clash-Meta

Launch clashd immediately with:

$ systemctl start Clash-Meta

Display Process name

Clash add field Process to Metadata and prepare to get process name for Restful API GET /connections.

To display process name in GUI please use Razord-meta.

Dashboard

We also made a custom fork of yacd provide better support for this project, check it out at Yacd-meta

Development

If you want to build an application that uses clash as a library, check out the the GitHub Wiki

Debugging

Check wiki to get an instruction on using debug API.

Credits

• Dreamacro/clash
• SagerNet/sing-box
• riobard/go-shadowsocks2
• v2ray/v2ray-core
• WireGuard/wireguard-go
• yaling888/clash-plus-pro

License

This software is released under the GPL-3.0 license.