zan-proxy
Version:
50 lines • 2.01 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const http_1 = __importDefault(require("http"));
const http_proxy_1 = __importDefault(require("http-proxy"));
const url_1 = __importDefault(require("url"));
class UpgradeHandler {
constructor() {
// 创建httpProxy
this.proxy = http_proxy_1.default.createProxyServer({
secure: false,
});
this.middleware = () => Promise.resolve(null);
}
setMiddleware(middleware) {
this.middleware = middleware;
}
handle(req, socket, head) {
return __awaiter(this, void 0, void 0, function* () {
const ctx = {
head,
req,
res: new http_1.default.ServerResponse(req),
socket,
};
this.middleware(ctx).then(() => {
const { hostname, port, protocol } = url_1.default.parse(req.url);
this.proxy.ws(req, socket, head, {
target: {
hostname,
port,
protocol,
},
});
});
});
}
}
exports.UpgradeHandler = UpgradeHandler;
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