clash-verge/src-tauri/src/config/tun.rs
2022-08-11 03:26:08 +08:00

82 lines
1.9 KiB
Rust

use serde_yaml::{Mapping, Value};
macro_rules! revise {
($map: expr, $key: expr, $val: expr) => {
let ret_key = Value::String($key.into());
$map.insert(ret_key, Value::from($val));
};
}
// if key not exists then append value
macro_rules! append {
($map: expr, $key: expr, $val: expr) => {
let ret_key = Value::String($key.into());
if !$map.contains_key(&ret_key) {
$map.insert(ret_key, Value::from($val));
}
};
}
pub fn use_tun(mut config: Mapping, enable: bool) -> Mapping {
let tun_key = Value::from("tun");
let tun_val = config.get(&tun_key);
if !enable && tun_val.is_none() {
return config;
}
let mut tun_val = tun_val.map_or(Mapping::new(), |val| {
val.as_mapping().cloned().unwrap_or(Mapping::new())
});
revise!(tun_val, "enable", enable);
if enable {
append!(tun_val, "stack", "gvisor");
append!(tun_val, "dns-hijack", vec!["198.18.0.2:53"]);
append!(tun_val, "auto-route", true);
append!(tun_val, "auto-detect-interface", true);
}
revise!(config, "tun", tun_val);
if enable {
use_dns_for_tun(config)
} else {
config
}
}
fn use_dns_for_tun(mut config: Mapping) -> Mapping {
let dns_key = Value::from("dns");
let dns_val = config.get(&dns_key);
let mut dns_val = dns_val.map_or(Mapping::new(), |val| {
val.as_mapping().cloned().unwrap_or(Mapping::new())
});
// 开启tun将同时开启dns
revise!(dns_val, "enable", true);
// 借鉴cfw的默认配置
append!(dns_val, "enhanced-mode", "fake-ip");
append!(
dns_val,
"nameserver",
vec!["114.114.114.114", "223.5.5.5", "8.8.8.8"]
);
append!(dns_val, "fallback", vec![] as Vec<&str>);
#[cfg(target_os = "windows")]
append!(
dns_val,
"fake-ip-filter",
vec![
"dns.msftncsi.com",
"www.msftncsi.com",
"www.msftconnecttest.com"
]
);
revise!(config, "dns", dns_val);
config
}