127 lines
3.5 KiB
JavaScript
127 lines
3.5 KiB
JavaScript
const fs = require('fs');
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const crypto = require('crypto');
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/**
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* return a fixed length random string from array
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* @param array
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* @param len
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* @returns {string}
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*/
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function random(array, len) {
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const size = array.length;
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const randomIndexes = crypto.randomBytes(len).toJSON().data;
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return randomIndexes.map((char) => array[char % size]).join('');
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}
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/**
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* returns a random integer in [min, max].
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* @param min
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* @param max
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* @returns {Number}
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*/
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function getRandomInt(min, max) {
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min = Math.ceil(min);
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max = Math.ceil(max);
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return Math.floor(crypto.randomBytes(1)[0] / 0xff * (max - min)) + min;
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}
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module.exports = function init({ isMinimal, isOverwrite, isDryRun = false }) {
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const key = random('abcdefghjkmnpqrstuvwxyz23456789!@#$%^&*()_+<>?:|{}-=[];,./ABCDEFGHJKLMNPQRSTUVWXYZ', 16);
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const port = getRandomInt(1024, 65535);
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const timeout = getRandomInt(200, 1000);
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const clientJson = {
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'service': 'socks5://127.0.0.1:1080',
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'server': {
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'service': `tcp://127.0.0.1:${port}`,
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'key': key,
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'presets': [
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{ 'name': 'ss-base' },
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{ 'name': 'obfs-random-padding' },
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{ 'name': 'ss-stream-cipher', 'params': { 'method': 'aes-128-ctr' } },
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],
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'tls_cert': 'cert.pem',
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'tls_cert_self_signed': false,
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'mux': false,
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'mux_concurrency': 10,
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},
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'dns': [],
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'dns_expire': 3600,
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'timeout': timeout,
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'log_path': 'bs-client.log',
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'log_level': 'info',
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'log_max_days': 30,
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};
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if (isMinimal) {
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delete clientJson.server.tls_cert;
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delete clientJson.server.mux;
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delete clientJson.server.mux_concurrency;
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delete clientJson.dns;
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delete clientJson.dns_expire;
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delete clientJson.timeout;
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delete clientJson.log_path;
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delete clientJson.log_level;
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delete clientJson.log_max_days;
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}
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const serverJson = {
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'service': `tcp://0.0.0.0:${port}`,
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'key': key,
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'presets': [
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{ 'name': 'ss-base' },
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{ 'name': 'obfs-random-padding' },
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{ 'name': 'ss-stream-cipher', 'params': { 'method': 'aes-128-ctr' } },
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],
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'tls_key': 'key.pem',
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'tls_cert': 'cert.pem',
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'acl': false,
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'acl_conf': 'acl.txt',
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'mux': false,
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'dns': [],
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'dns_expire': 3600,
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'timeout': timeout,
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'redirect': '',
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'log_path': 'bs-server.log',
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'log_level': 'info',
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'log_max_days': 30,
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};
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if (isMinimal) {
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delete serverJson.tls_key;
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delete serverJson.tls_cert;
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delete serverJson.acl;
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delete serverJson.acl_conf;
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delete serverJson.mux;
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delete serverJson.dns;
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delete serverJson.dns_expire;
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delete serverJson.timeout;
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delete serverJson.redirect;
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delete serverJson.log_path;
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delete serverJson.log_level;
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delete serverJson.log_max_days;
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}
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if (isDryRun) {
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return { clientJson, serverJson };
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}
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const clientJsonPath = 'blinksocks.client.json';
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const serverJsonPath = 'blinksocks.server.json';
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if (fs.existsSync(clientJsonPath) && !isOverwrite) {
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console.log(`> File ${clientJsonPath} exist, skip. Use "-w" to overwrite.`);
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} else {
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fs.writeFileSync(clientJsonPath, JSON.stringify(clientJson, null, ' '));
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}
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if (fs.existsSync(serverJsonPath) && !isOverwrite) {
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console.log(`> File ${serverJsonPath} exist, skip. Use "-w" to overwrite.`);
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} else {
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fs.writeFileSync(serverJsonPath, JSON.stringify(serverJson, null, ' '));
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}
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console.log('> Generate Done, for help please refer to:');
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console.log('> https://github.com/blinksocks/blinksocks/tree/master/docs/config/README.md');
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};
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