2024-09-21 16:43:01 +08:00

74 lines
2.3 KiB
TypeScript

import picocolors from 'picocolors';
import { domainWildCardToRegex, identity } from './misc';
import { isProbablyIpv4, isProbablyIpv6 } from './is-fast-ip';
const unsupported = Symbol('unsupported');
// https://dreamacro.github.io/clash/configuration/rules.html
const PROCESSOR: Record<string, ((raw: string, type: string, value: string) => string) | typeof unsupported> = {
DOMAIN: identity,
'DOMAIN-SUFFIX': identity,
'DOMAIN-KEYWORD': identity,
'DOMAIN-WILDCARD': (_raw, _type, value) => `DOMAIN-REGEX,${domainWildCardToRegex(value)}`,
GEOIP: identity,
'IP-CIDR': identity,
'IP-CIDR6': identity,
'IP-ASN': identity,
'SRC-IP': (_raw, _type, value) => {
if (value.includes('/')) {
return `SRC-IP-CIDR,${value}`;
}
if (isProbablyIpv4(value)) {
return `SRC-IP-CIDR,${value}/32`;
}
if (isProbablyIpv6(value)) {
return `SRC-IP-CIDR6,${value}/128`;
}
return '';
},
'SRC-IP-CIDR': identity,
'SRC-PORT': identity,
'DST-PORT': identity,
'PROCESS-NAME': (_raw, _type, value) => ((value.includes('/') || value.includes('\\')) ? `PROCESS-PATH,${value}` : `PROCESS-NAME,${value}`),
'DEST-PORT': (_raw, _type, value) => `DST-PORT,${value}`,
'IN-PORT': (_raw, _type, value) => `SRC-PORT,${value}`,
'URL-REGEX': unsupported,
'USER-AGENT': unsupported
};
export const surgeRulesetToClashClassicalTextRuleset = (rules: string[] | Set<string>) => {
return Array.from(rules).reduce<string[]>((acc, cur) => {
let buf = '';
let type = '';
let i = 0;
for (const len = cur.length; i < len; i++) {
if (cur[i] === ',') {
type = buf;
break;
}
buf += cur[i];
}
if (type === '') {
return acc;
}
const value = cur.slice(i + 1);
if (type in PROCESSOR) {
const proc = PROCESSOR[type];
if (proc !== unsupported) {
acc.push(proc(cur, type, value));
}
} else {
console.log(picocolors.yellow(`[clash] unknown rule type: ${type}`), cur);
}
return acc;
}, []);
};
export const surgeDomainsetToClashDomainset = (domainset: string[]) => {
return domainset.map(i => (i[0] === '.' ? `+${i}` : i));
};
export const surgeDomainsetToClashRuleset = (domainset: string[]) => {
return domainset.map(i => (i[0] === '.' ? `DOMAIN-SUFFIX,${i.slice(1)}` : `DOMAIN,${i}`));
};