diff options
Diffstat (limited to 'alarm/node_modules/http-proxy-agent/dist/agent.js')
| -rw-r--r-- | alarm/node_modules/http-proxy-agent/dist/agent.js | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/alarm/node_modules/http-proxy-agent/dist/agent.js b/alarm/node_modules/http-proxy-agent/dist/agent.js new file mode 100644 index 0000000..0252850 --- /dev/null +++ b/alarm/node_modules/http-proxy-agent/dist/agent.js @@ -0,0 +1,145 @@ +"use strict"; +var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { + function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } + 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) : adopt(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 net_1 = __importDefault(require("net")); +const tls_1 = __importDefault(require("tls")); +const url_1 = __importDefault(require("url")); +const debug_1 = __importDefault(require("debug")); +const once_1 = __importDefault(require("@tootallnate/once")); +const agent_base_1 = require("agent-base"); +const debug = debug_1.default('http-proxy-agent'); +function isHTTPS(protocol) { + return typeof protocol === 'string' ? /^https:?$/i.test(protocol) : false; +} +/** + * The `HttpProxyAgent` implements an HTTP Agent subclass that connects + * to the specified "HTTP proxy server" in order to proxy HTTP requests. + * + * @api public + */ +class HttpProxyAgent extends agent_base_1.Agent { + constructor(_opts) { + let opts; + if (typeof _opts === 'string') { + opts = url_1.default.parse(_opts); + } + else { + opts = _opts; + } + if (!opts) { + throw new Error('an HTTP(S) proxy server `host` and `port` must be specified!'); + } + debug('Creating new HttpProxyAgent instance: %o', opts); + super(opts); + const proxy = Object.assign({}, opts); + // If `true`, then connect to the proxy server over TLS. + // Defaults to `false`. + this.secureProxy = opts.secureProxy || isHTTPS(proxy.protocol); + // Prefer `hostname` over `host`, and set the `port` if needed. + proxy.host = proxy.hostname || proxy.host; + if (typeof proxy.port === 'string') { + proxy.port = parseInt(proxy.port, 10); + } + if (!proxy.port && proxy.host) { + proxy.port = this.secureProxy ? 443 : 80; + } + if (proxy.host && proxy.path) { + // If both a `host` and `path` are specified then it's most likely + // the result of a `url.parse()` call... we need to remove the + // `path` portion so that `net.connect()` doesn't attempt to open + // that as a Unix socket file. + delete proxy.path; + delete proxy.pathname; + } + this.proxy = proxy; + } + /** + * Called when the node-core HTTP client library is creating a + * new HTTP request. + * + * @api protected + */ + callback(req, opts) { + return __awaiter(this, void 0, void 0, function* () { + const { proxy, secureProxy } = this; + const parsed = url_1.default.parse(req.path); + if (!parsed.protocol) { + parsed.protocol = 'http:'; + } + if (!parsed.hostname) { + parsed.hostname = opts.hostname || opts.host || null; + } + if (parsed.port == null && typeof opts.port) { + parsed.port = String(opts.port); + } + if (parsed.port === '80') { + // if port is 80, then we can remove the port so that the + // ":80" portion is not on the produced URL + delete parsed.port; + } + // Change the `http.ClientRequest` instance's "path" field + // to the absolute path of the URL that will be requested. + req.path = url_1.default.format(parsed); + // Inject the `Proxy-Authorization` header if necessary. + if (proxy.auth) { + req.setHeader('Proxy-Authorization', `Basic ${Buffer.from(proxy.auth).toString('base64')}`); + } + // Create a socket connection to the proxy server. + let socket; + if (secureProxy) { + debug('Creating `tls.Socket`: %o', proxy); + socket = tls_1.default.connect(proxy); + } + else { + debug('Creating `net.Socket`: %o', proxy); + socket = net_1.default.connect(proxy); + } + // At this point, the http ClientRequest's internal `_header` field + // might have already been set. If this is the case then we'll need + // to re-generate the string since we just changed the `req.path`. + if (req._header) { + let first; + let endOfHeaders; + debug('Regenerating stored HTTP header string for request'); + req._header = null; + req._implicitHeader(); + if (req.output && req.output.length > 0) { + // Node < 12 + debug('Patching connection write() output buffer with updated header'); + first = req.output[0]; + endOfHeaders = first.indexOf('\r\n\r\n') + 4; + req.output[0] = req._header + first.substring(endOfHeaders); + debug('Output buffer: %o', req.output); + } + else if (req.outputData && req.outputData.length > 0) { + // Node >= 12 + debug('Patching connection write() output buffer with updated header'); + first = req.outputData[0].data; + endOfHeaders = first.indexOf('\r\n\r\n') + 4; + req.outputData[0].data = + req._header + first.substring(endOfHeaders); + debug('Output buffer: %o', req.outputData[0].data); + } + } + // Wait for the socket's `connect` event, so that this `callback()` + // function throws instead of the `http` request machinery. This is + // important for i.e. `PacProxyAgent` which determines a failed proxy + // connection via the `callback()` function throwing. + yield once_1.default(socket, 'connect'); + return socket; + }); + } +} +exports.default = HttpProxyAgent; +//# sourceMappingURL=agent.js.map
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