102 lines
2.7 KiB
JavaScript
102 lines
2.7 KiB
JavaScript
// private presets
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import MuxPreset from './_mux';
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// basic
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import BaseAuthPreset from './base-auth';
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// shadowsocks
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import SsBasePreset from './ss-base';
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import SsStreamCipherPreset from './ss-stream-cipher';
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import SsAeadCipherPreset from './ss-aead-cipher';
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// shadowsocksr
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import SsrAuthAes128Md5Preset from './ssr-auth-aes128-md5';
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import SsrAuthAes128Sha1Preset from './ssr-auth-aes128-sha1';
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import SsrAuthChainAPreset from './ssr-auth-chain-a';
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import SsrAuthChainBPreset from './ssr-auth-chain-b';
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// v2ray
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import V2rayVmessPreset from './v2ray-vmess';
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// obfuscator
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import ObfsRandomPaddingPreset from './obfs-random-padding';
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import ObfsHttpPreset from './obfs-http';
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import ObfsTls12TicketPreset from './obfs-tls1.2-ticket';
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// others
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import AeadRandomCipherPreset from './aead-random-cipher';
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/**
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* check if a class is a valid preset class
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* @param clazz
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* @returns {boolean}
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*/
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function checkPresetClass(clazz) {
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if (typeof clazz !== 'function') {
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return false;
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}
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// check require hooks
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const requiredMethods = [
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'onDestroy', 'onInit',
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'beforeOut', 'beforeIn', 'clientOut', 'serverIn', 'serverOut', 'clientIn',
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'beforeOutUdp', 'beforeInUdp', 'clientOutUdp', 'serverInUdp', 'serverOutUdp', 'clientInUdp'
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];
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if (requiredMethods.some((method) => typeof clazz.prototype[method] !== 'function')) {
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return false;
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}
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const requiredStaticMethods = ['onCheckParams', 'onCache'];
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return !requiredStaticMethods.some((method) => typeof clazz[method] !== 'function');
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}
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export const builtInPresetMap = {
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// functional
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'mux': MuxPreset,
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// basic
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'base-auth': BaseAuthPreset,
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// shadowsocks
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'ss-base': SsBasePreset,
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'ss-stream-cipher': SsStreamCipherPreset,
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'ss-aead-cipher': SsAeadCipherPreset,
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// shadowsocksr
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'ssr-auth-aes128-md5': SsrAuthAes128Md5Preset,
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'ssr-auth-aes128-sha1': SsrAuthAes128Sha1Preset,
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'ssr-auth-chain-a': SsrAuthChainAPreset,
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'ssr-auth-chain-b': SsrAuthChainBPreset,
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// v2ray
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'v2ray-vmess': V2rayVmessPreset,
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// obfuscator
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'obfs-random-padding': ObfsRandomPaddingPreset,
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'obfs-http': ObfsHttpPreset,
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'obfs-tls1.2-ticket': ObfsTls12TicketPreset,
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// others
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'aead-random-cipher': AeadRandomCipherPreset
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};
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export function getPresetClassByName(name, allowPrivate = false) {
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// load from built-in
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let clazz = builtInPresetMap[name];
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if (clazz === undefined) {
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try {
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// load from external
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clazz = require(name);
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} catch (err) {
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throw Error(`cannot load preset "${name}" from built-in modules or external`);
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}
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if (!checkPresetClass(clazz)) {
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throw Error(`definition of preset "${name}" is invalid`);
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}
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}
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if (!allowPrivate && clazz.isPrivate) {
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throw Error(`cannot load private preset "${name}"`);
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}
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return clazz;
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}
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export * from './defs';
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