mirror of
https://github.com/musix-org/musix-oss
synced 2024-11-14 16:00:17 +00:00
819 lines
32 KiB
JavaScript
819 lines
32 KiB
JavaScript
/*! firebase-admin v8.5.0 */
|
|
"use strict";
|
|
/*!
|
|
* Copyright 2017 Google Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
var __extends = (this && this.__extends) || (function () {
|
|
var extendStatics = function (d, b) {
|
|
extendStatics = Object.setPrototypeOf ||
|
|
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
|
|
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
|
|
return extendStatics(d, b);
|
|
};
|
|
return function (d, b) {
|
|
extendStatics(d, b);
|
|
function __() { this.constructor = d; }
|
|
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
};
|
|
})();
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var error_1 = require("./error");
|
|
var validator = require("./validator");
|
|
var http = require("http");
|
|
var https = require("https");
|
|
var url = require("url");
|
|
var events_1 = require("events");
|
|
var DefaultHttpResponse = /** @class */ (function () {
|
|
/**
|
|
* Constructs a new HttpResponse from the given LowLevelResponse.
|
|
*/
|
|
function DefaultHttpResponse(resp) {
|
|
this.status = resp.status;
|
|
this.headers = resp.headers;
|
|
this.text = resp.data;
|
|
try {
|
|
this.parsedData = JSON.parse(resp.data);
|
|
}
|
|
catch (err) {
|
|
this.parsedData = undefined;
|
|
this.parseError = err;
|
|
}
|
|
this.request = resp.config.method + " " + resp.config.url;
|
|
}
|
|
Object.defineProperty(DefaultHttpResponse.prototype, "data", {
|
|
get: function () {
|
|
if (this.isJson()) {
|
|
return this.parsedData;
|
|
}
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.UNABLE_TO_PARSE_RESPONSE, "Error while parsing response data: \"" + this.parseError.toString() + "\". Raw server " +
|
|
("response: \"" + this.text + "\". Status code: \"" + this.status + "\". Outgoing ") +
|
|
("request: \"" + this.request + ".\""));
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
DefaultHttpResponse.prototype.isJson = function () {
|
|
return typeof this.parsedData !== 'undefined';
|
|
};
|
|
return DefaultHttpResponse;
|
|
}());
|
|
/**
|
|
* Represents a multipart HTTP response. Parts that constitute the response body can be accessed
|
|
* via the multipart getter. Getters for text and data throw errors.
|
|
*/
|
|
var MultipartHttpResponse = /** @class */ (function () {
|
|
function MultipartHttpResponse(resp) {
|
|
this.status = resp.status;
|
|
this.headers = resp.headers;
|
|
this.multipart = resp.multipart;
|
|
}
|
|
Object.defineProperty(MultipartHttpResponse.prototype, "text", {
|
|
get: function () {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.UNABLE_TO_PARSE_RESPONSE, 'Unable to parse multipart payload as text');
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(MultipartHttpResponse.prototype, "data", {
|
|
get: function () {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.UNABLE_TO_PARSE_RESPONSE, 'Unable to parse multipart payload as JSON');
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
MultipartHttpResponse.prototype.isJson = function () {
|
|
return false;
|
|
};
|
|
return MultipartHttpResponse;
|
|
}());
|
|
var HttpError = /** @class */ (function (_super) {
|
|
__extends(HttpError, _super);
|
|
function HttpError(response) {
|
|
var _this = _super.call(this, "Server responded with status " + response.status + ".") || this;
|
|
_this.response = response;
|
|
// Set the prototype so that instanceof checks will work correctly.
|
|
// See: https://github.com/Microsoft/TypeScript/issues/13965
|
|
Object.setPrototypeOf(_this, HttpError.prototype);
|
|
return _this;
|
|
}
|
|
return HttpError;
|
|
}(Error));
|
|
exports.HttpError = HttpError;
|
|
/**
|
|
* Default retry configuration for HTTP requests. Retries up to 4 times on connection reset and timeout errors
|
|
* as well as HTTP 503 errors. Exposed as a function to ensure that every HttpClient gets its own RetryConfig
|
|
* instance.
|
|
*/
|
|
function defaultRetryConfig() {
|
|
return {
|
|
maxRetries: 4,
|
|
statusCodes: [503],
|
|
ioErrorCodes: ['ECONNRESET', 'ETIMEDOUT'],
|
|
backOffFactor: 0.5,
|
|
maxDelayInMillis: 60 * 1000,
|
|
};
|
|
}
|
|
exports.defaultRetryConfig = defaultRetryConfig;
|
|
/**
|
|
* Ensures that the given RetryConfig object is valid.
|
|
*
|
|
* @param retry The configuration to be validated.
|
|
*/
|
|
function validateRetryConfig(retry) {
|
|
if (!validator.isNumber(retry.maxRetries) || retry.maxRetries < 0) {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INVALID_ARGUMENT, 'maxRetries must be a non-negative integer');
|
|
}
|
|
if (typeof retry.backOffFactor !== 'undefined') {
|
|
if (!validator.isNumber(retry.backOffFactor) || retry.backOffFactor < 0) {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INVALID_ARGUMENT, 'backOffFactor must be a non-negative number');
|
|
}
|
|
}
|
|
if (!validator.isNumber(retry.maxDelayInMillis) || retry.maxDelayInMillis < 0) {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INVALID_ARGUMENT, 'maxDelayInMillis must be a non-negative integer');
|
|
}
|
|
if (typeof retry.statusCodes !== 'undefined' && !validator.isArray(retry.statusCodes)) {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INVALID_ARGUMENT, 'statusCodes must be an array');
|
|
}
|
|
if (typeof retry.ioErrorCodes !== 'undefined' && !validator.isArray(retry.ioErrorCodes)) {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INVALID_ARGUMENT, 'ioErrorCodes must be an array');
|
|
}
|
|
}
|
|
var HttpClient = /** @class */ (function () {
|
|
function HttpClient(retry) {
|
|
if (retry === void 0) { retry = defaultRetryConfig(); }
|
|
this.retry = retry;
|
|
if (this.retry) {
|
|
validateRetryConfig(this.retry);
|
|
}
|
|
}
|
|
/**
|
|
* Sends an HTTP request to a remote server. If the server responds with a successful response (2xx), the returned
|
|
* promise resolves with an HttpResponse. If the server responds with an error (3xx, 4xx, 5xx), the promise rejects
|
|
* with an HttpError. In case of all other errors, the promise rejects with a FirebaseAppError. If a request fails
|
|
* due to a low-level network error, transparently retries the request once before rejecting the promise.
|
|
*
|
|
* If the request data is specified as an object, it will be serialized into a JSON string. The application/json
|
|
* content-type header will also be automatically set in this case. For all other payload types, the content-type
|
|
* header should be explicitly set by the caller. To send a JSON leaf value (e.g. "foo", 5), parse it into JSON,
|
|
* and pass as a string or a Buffer along with the appropriate content-type header.
|
|
*
|
|
* @param {HttpRequest} config HTTP request to be sent.
|
|
* @return {Promise<HttpResponse>} A promise that resolves with the response details.
|
|
*/
|
|
HttpClient.prototype.send = function (config) {
|
|
return this.sendWithRetry(config);
|
|
};
|
|
/**
|
|
* Sends an HTTP request. In the event of an error, retries the HTTP request according to the
|
|
* RetryConfig set on the HttpClient.
|
|
*
|
|
* @param {HttpRequestConfig} config HTTP request to be sent.
|
|
* @param {number} retryAttempts Number of retries performed up to now.
|
|
* @return {Promise<HttpResponse>} A promise that resolves with the response details.
|
|
*/
|
|
HttpClient.prototype.sendWithRetry = function (config, retryAttempts) {
|
|
var _this = this;
|
|
if (retryAttempts === void 0) { retryAttempts = 0; }
|
|
return AsyncHttpCall.invoke(config)
|
|
.then(function (resp) {
|
|
return _this.createHttpResponse(resp);
|
|
})
|
|
.catch(function (err) {
|
|
var _a = _this.getRetryDelayMillis(retryAttempts, err), delayMillis = _a[0], canRetry = _a[1];
|
|
if (canRetry && delayMillis <= _this.retry.maxDelayInMillis) {
|
|
return _this.waitForRetry(delayMillis).then(function () {
|
|
return _this.sendWithRetry(config, retryAttempts + 1);
|
|
});
|
|
}
|
|
if (err.response) {
|
|
throw new HttpError(_this.createHttpResponse(err.response));
|
|
}
|
|
if (err.code === 'ETIMEDOUT') {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.NETWORK_TIMEOUT, "Error while making request: " + err.message + ".");
|
|
}
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.NETWORK_ERROR, "Error while making request: " + err.message + ". Error code: " + err.code);
|
|
});
|
|
};
|
|
HttpClient.prototype.createHttpResponse = function (resp) {
|
|
if (resp.multipart) {
|
|
return new MultipartHttpResponse(resp);
|
|
}
|
|
return new DefaultHttpResponse(resp);
|
|
};
|
|
HttpClient.prototype.waitForRetry = function (delayMillis) {
|
|
if (delayMillis > 0) {
|
|
return new Promise(function (resolve) {
|
|
setTimeout(resolve, delayMillis);
|
|
});
|
|
}
|
|
return Promise.resolve();
|
|
};
|
|
/**
|
|
* Checks if a failed request is eligible for a retry, and if so returns the duration to wait before initiating
|
|
* the retry.
|
|
*
|
|
* @param {number} retryAttempts Number of retries completed up to now.
|
|
* @param {LowLevelError} err The last encountered error.
|
|
* @returns {[number, boolean]} A 2-tuple where the 1st element is the duration to wait before another retry, and the
|
|
* 2nd element is a boolean indicating whether the request is eligible for a retry or not.
|
|
*/
|
|
HttpClient.prototype.getRetryDelayMillis = function (retryAttempts, err) {
|
|
if (!this.isRetryEligible(retryAttempts, err)) {
|
|
return [0, false];
|
|
}
|
|
var response = err.response;
|
|
if (response && response.headers['retry-after']) {
|
|
var delayMillis = this.parseRetryAfterIntoMillis(response.headers['retry-after']);
|
|
if (delayMillis > 0) {
|
|
return [delayMillis, true];
|
|
}
|
|
}
|
|
return [this.backOffDelayMillis(retryAttempts), true];
|
|
};
|
|
HttpClient.prototype.isRetryEligible = function (retryAttempts, err) {
|
|
if (!this.retry) {
|
|
return false;
|
|
}
|
|
if (retryAttempts >= this.retry.maxRetries) {
|
|
return false;
|
|
}
|
|
if (err.response) {
|
|
var statusCodes = this.retry.statusCodes || [];
|
|
return statusCodes.indexOf(err.response.status) !== -1;
|
|
}
|
|
var retryCodes = this.retry.ioErrorCodes || [];
|
|
return retryCodes.indexOf(err.code) !== -1;
|
|
};
|
|
/**
|
|
* Parses the Retry-After HTTP header as a milliseconds value. Return value is negative if the Retry-After header
|
|
* contains an expired timestamp or otherwise malformed.
|
|
*/
|
|
HttpClient.prototype.parseRetryAfterIntoMillis = function (retryAfter) {
|
|
var delaySeconds = parseInt(retryAfter, 10);
|
|
if (!isNaN(delaySeconds)) {
|
|
return delaySeconds * 1000;
|
|
}
|
|
var date = new Date(retryAfter);
|
|
if (!isNaN(date.getTime())) {
|
|
return date.getTime() - Date.now();
|
|
}
|
|
return -1;
|
|
};
|
|
HttpClient.prototype.backOffDelayMillis = function (retryAttempts) {
|
|
if (retryAttempts === 0) {
|
|
return 0;
|
|
}
|
|
var backOffFactor = this.retry.backOffFactor || 0;
|
|
var delayInSeconds = (Math.pow(2, retryAttempts)) * backOffFactor;
|
|
return Math.min(delayInSeconds * 1000, this.retry.maxDelayInMillis);
|
|
};
|
|
return HttpClient;
|
|
}());
|
|
exports.HttpClient = HttpClient;
|
|
/**
|
|
* Parses a full HTTP response message containing both a header and a body.
|
|
*
|
|
* @param {string|Buffer} response The HTTP response to be parsed.
|
|
* @param {HttpRequestConfig} config The request configuration that resulted in the HTTP response.
|
|
* @return {HttpResponse} An object containing the parsed HTTP status, headers and the body.
|
|
*/
|
|
function parseHttpResponse(response, config) {
|
|
var responseText = validator.isBuffer(response) ?
|
|
response.toString('utf-8') : response;
|
|
var endOfHeaderPos = responseText.indexOf('\r\n\r\n');
|
|
var headerLines = responseText.substring(0, endOfHeaderPos).split('\r\n');
|
|
var statusLine = headerLines[0];
|
|
var status = statusLine.trim().split(/\s/)[1];
|
|
var headers = {};
|
|
headerLines.slice(1).forEach(function (line) {
|
|
var colonPos = line.indexOf(':');
|
|
var name = line.substring(0, colonPos).trim().toLowerCase();
|
|
var value = line.substring(colonPos + 1).trim();
|
|
headers[name] = value;
|
|
});
|
|
var data = responseText.substring(endOfHeaderPos + 4);
|
|
if (data.endsWith('\n')) {
|
|
data = data.slice(0, -1);
|
|
}
|
|
if (data.endsWith('\r')) {
|
|
data = data.slice(0, -1);
|
|
}
|
|
var lowLevelResponse = {
|
|
status: parseInt(status, 10),
|
|
headers: headers,
|
|
data: data,
|
|
config: config,
|
|
request: null,
|
|
};
|
|
if (!validator.isNumber(lowLevelResponse.status)) {
|
|
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INTERNAL_ERROR, 'Malformed HTTP status line.');
|
|
}
|
|
return new DefaultHttpResponse(lowLevelResponse);
|
|
}
|
|
exports.parseHttpResponse = parseHttpResponse;
|
|
/**
|
|
* A helper class for sending HTTP requests over the wire. This is a wrapper around the standard
|
|
* http and https packages of Node.js, providing content processing, timeouts and error handling.
|
|
* It also wraps the callback API of the Node.js standard library in a more flexible Promise API.
|
|
*/
|
|
var AsyncHttpCall = /** @class */ (function () {
|
|
function AsyncHttpCall(config) {
|
|
var _this = this;
|
|
try {
|
|
this.config = new HttpRequestConfigImpl(config);
|
|
this.options = this.config.buildRequestOptions();
|
|
this.entity = this.config.buildEntity(this.options.headers);
|
|
this.promise = new Promise(function (resolve, reject) {
|
|
_this.resolve = resolve;
|
|
_this.reject = reject;
|
|
_this.execute();
|
|
});
|
|
}
|
|
catch (err) {
|
|
this.promise = Promise.reject(this.enhanceError(err, null));
|
|
}
|
|
}
|
|
/**
|
|
* Sends an HTTP request based on the provided configuration.
|
|
*/
|
|
AsyncHttpCall.invoke = function (config) {
|
|
return new AsyncHttpCall(config).promise;
|
|
};
|
|
AsyncHttpCall.prototype.execute = function () {
|
|
var _this = this;
|
|
var transport = this.options.protocol === 'https:' ? https : http;
|
|
var req = transport.request(this.options, function (res) {
|
|
_this.handleResponse(res, req);
|
|
});
|
|
// Handle errors
|
|
req.on('error', function (err) {
|
|
if (req.aborted) {
|
|
return;
|
|
}
|
|
_this.enhanceAndReject(err, null, req);
|
|
});
|
|
var timeout = this.config.timeout;
|
|
if (timeout) {
|
|
// Listen to timeouts and throw an error.
|
|
req.setTimeout(this.config.timeout, function () {
|
|
req.abort();
|
|
_this.rejectWithError("timeout of " + timeout + "ms exceeded", 'ETIMEDOUT', req);
|
|
});
|
|
}
|
|
// Send the request
|
|
req.end(this.entity);
|
|
};
|
|
AsyncHttpCall.prototype.handleResponse = function (res, req) {
|
|
if (req.aborted) {
|
|
return;
|
|
}
|
|
var response = {
|
|
status: res.statusCode,
|
|
headers: res.headers,
|
|
request: req,
|
|
data: undefined,
|
|
config: this.config,
|
|
};
|
|
var boundary = this.getMultipartBoundary(res.headers);
|
|
var respStream = this.uncompressResponse(res);
|
|
if (boundary) {
|
|
this.handleMultipartResponse(response, respStream, boundary);
|
|
}
|
|
else {
|
|
this.handleRegularResponse(response, respStream);
|
|
}
|
|
};
|
|
/**
|
|
* Extracts multipart boundary from the HTTP header. The content-type header of a multipart
|
|
* response has the form 'multipart/subtype; boundary=string'.
|
|
*/
|
|
AsyncHttpCall.prototype.getMultipartBoundary = function (headers) {
|
|
var contentType = headers['content-type'];
|
|
if (!contentType.startsWith('multipart/')) {
|
|
return null;
|
|
}
|
|
var segments = contentType.split(';');
|
|
var emptyObject = {};
|
|
var headerParams = segments.slice(1)
|
|
.map(function (segment) { return segment.trim().split('='); })
|
|
.reduce(function (curr, params) {
|
|
// Parse key=value pairs in the content-type header into properties of an object.
|
|
if (params.length === 2) {
|
|
var keyValuePair = {};
|
|
keyValuePair[params[0]] = params[1];
|
|
return Object.assign(curr, keyValuePair);
|
|
}
|
|
return curr;
|
|
}, emptyObject);
|
|
return headerParams.boundary;
|
|
};
|
|
AsyncHttpCall.prototype.uncompressResponse = function (res) {
|
|
// Uncompress the response body transparently if required.
|
|
var respStream = res;
|
|
var encodings = ['gzip', 'compress', 'deflate'];
|
|
if (encodings.indexOf(res.headers['content-encoding']) !== -1) {
|
|
// Add the unzipper to the body stream processing pipeline.
|
|
var zlib = require('zlib');
|
|
respStream = respStream.pipe(zlib.createUnzip());
|
|
// Remove the content-encoding in order to not confuse downstream operations.
|
|
delete res.headers['content-encoding'];
|
|
}
|
|
return respStream;
|
|
};
|
|
AsyncHttpCall.prototype.handleMultipartResponse = function (response, respStream, boundary) {
|
|
var _this = this;
|
|
var dicer = require('dicer');
|
|
var multipartParser = new dicer({ boundary: boundary });
|
|
var responseBuffer = [];
|
|
multipartParser.on('part', function (part) {
|
|
var tempBuffers = [];
|
|
part.on('data', function (partData) {
|
|
tempBuffers.push(partData);
|
|
});
|
|
part.on('end', function () {
|
|
responseBuffer.push(Buffer.concat(tempBuffers));
|
|
});
|
|
});
|
|
multipartParser.on('finish', function () {
|
|
response.data = null;
|
|
response.multipart = responseBuffer;
|
|
_this.finalizeResponse(response);
|
|
});
|
|
respStream.pipe(multipartParser);
|
|
};
|
|
AsyncHttpCall.prototype.handleRegularResponse = function (response, respStream) {
|
|
var _this = this;
|
|
var responseBuffer = [];
|
|
respStream.on('data', function (chunk) {
|
|
responseBuffer.push(chunk);
|
|
});
|
|
respStream.on('error', function (err) {
|
|
var req = response.request;
|
|
if (req.aborted) {
|
|
return;
|
|
}
|
|
_this.enhanceAndReject(err, null, req);
|
|
});
|
|
respStream.on('end', function () {
|
|
response.data = Buffer.concat(responseBuffer).toString();
|
|
_this.finalizeResponse(response);
|
|
});
|
|
};
|
|
/**
|
|
* Finalizes the current HTTP call in-flight by either resolving or rejecting the associated
|
|
* promise. In the event of an error, adds additional useful information to the returned error.
|
|
*/
|
|
AsyncHttpCall.prototype.finalizeResponse = function (response) {
|
|
if (response.status >= 200 && response.status < 300) {
|
|
this.resolve(response);
|
|
}
|
|
else {
|
|
this.rejectWithError('Request failed with status code ' + response.status, null, response.request, response);
|
|
}
|
|
};
|
|
/**
|
|
* Creates a new error from the given message, and enhances it with other information available.
|
|
* Then the promise associated with this HTTP call is rejected with the resulting error.
|
|
*/
|
|
AsyncHttpCall.prototype.rejectWithError = function (message, code, request, response) {
|
|
var error = new Error(message);
|
|
this.enhanceAndReject(error, code, request, response);
|
|
};
|
|
AsyncHttpCall.prototype.enhanceAndReject = function (error, code, request, response) {
|
|
this.reject(this.enhanceError(error, code, request, response));
|
|
};
|
|
/**
|
|
* Enhances the given error by adding more information to it. Specifically, the HttpRequestConfig,
|
|
* the underlying request and response will be attached to the error.
|
|
*/
|
|
AsyncHttpCall.prototype.enhanceError = function (error, code, request, response) {
|
|
error.config = this.config;
|
|
if (code) {
|
|
error.code = code;
|
|
}
|
|
error.request = request;
|
|
error.response = response;
|
|
return error;
|
|
};
|
|
return AsyncHttpCall;
|
|
}());
|
|
/**
|
|
* An adapter class for extracting options and entity data from an HttpRequestConfig.
|
|
*/
|
|
var HttpRequestConfigImpl = /** @class */ (function () {
|
|
function HttpRequestConfigImpl(config) {
|
|
this.config = config;
|
|
}
|
|
Object.defineProperty(HttpRequestConfigImpl.prototype, "method", {
|
|
get: function () {
|
|
return this.config.method;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(HttpRequestConfigImpl.prototype, "url", {
|
|
get: function () {
|
|
return this.config.url;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(HttpRequestConfigImpl.prototype, "headers", {
|
|
get: function () {
|
|
return this.config.headers;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(HttpRequestConfigImpl.prototype, "data", {
|
|
get: function () {
|
|
return this.config.data;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(HttpRequestConfigImpl.prototype, "timeout", {
|
|
get: function () {
|
|
return this.config.timeout;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
Object.defineProperty(HttpRequestConfigImpl.prototype, "httpAgent", {
|
|
get: function () {
|
|
return this.config.httpAgent;
|
|
},
|
|
enumerable: true,
|
|
configurable: true
|
|
});
|
|
HttpRequestConfigImpl.prototype.buildRequestOptions = function () {
|
|
var parsed = this.buildUrl();
|
|
var protocol = parsed.protocol;
|
|
var port = parsed.port;
|
|
if (!port) {
|
|
var isHttps = protocol === 'https:';
|
|
port = isHttps ? '443' : '80';
|
|
}
|
|
return {
|
|
protocol: protocol,
|
|
hostname: parsed.hostname,
|
|
port: port,
|
|
path: parsed.path,
|
|
method: this.method,
|
|
agent: this.httpAgent,
|
|
headers: Object.assign({}, this.headers),
|
|
};
|
|
};
|
|
HttpRequestConfigImpl.prototype.buildEntity = function (headers) {
|
|
var data;
|
|
if (!this.hasEntity() || !this.isEntityEnclosingRequest()) {
|
|
return data;
|
|
}
|
|
if (validator.isBuffer(this.data)) {
|
|
data = this.data;
|
|
}
|
|
else if (validator.isObject(this.data)) {
|
|
data = Buffer.from(JSON.stringify(this.data), 'utf-8');
|
|
if (typeof headers['content-type'] === 'undefined') {
|
|
headers['content-type'] = 'application/json;charset=utf-8';
|
|
}
|
|
}
|
|
else if (validator.isString(this.data)) {
|
|
data = Buffer.from(this.data, 'utf-8');
|
|
}
|
|
else {
|
|
throw new Error('Request data must be a string, a Buffer or a json serializable object');
|
|
}
|
|
// Add Content-Length header if data exists.
|
|
headers['Content-Length'] = data.length.toString();
|
|
return data;
|
|
};
|
|
HttpRequestConfigImpl.prototype.buildUrl = function () {
|
|
var fullUrl = this.urlWithProtocol();
|
|
if (!this.hasEntity() || this.isEntityEnclosingRequest()) {
|
|
return url.parse(fullUrl);
|
|
}
|
|
if (!validator.isObject(this.data)) {
|
|
throw new Error(this.method + " requests cannot have a body");
|
|
}
|
|
// Parse URL and append data to query string.
|
|
var parsedUrl = new url.URL(fullUrl);
|
|
var dataObj = this.data;
|
|
for (var key in dataObj) {
|
|
if (dataObj.hasOwnProperty(key)) {
|
|
parsedUrl.searchParams.append(key, dataObj[key]);
|
|
}
|
|
}
|
|
return url.parse(parsedUrl.toString());
|
|
};
|
|
HttpRequestConfigImpl.prototype.urlWithProtocol = function () {
|
|
var fullUrl = this.url;
|
|
if (fullUrl.startsWith('http://') || fullUrl.startsWith('https://')) {
|
|
return fullUrl;
|
|
}
|
|
return "https://" + fullUrl;
|
|
};
|
|
HttpRequestConfigImpl.prototype.hasEntity = function () {
|
|
return !!this.data;
|
|
};
|
|
HttpRequestConfigImpl.prototype.isEntityEnclosingRequest = function () {
|
|
// GET and HEAD requests do not support entity (body) in request.
|
|
return this.method !== 'GET' && this.method !== 'HEAD';
|
|
};
|
|
return HttpRequestConfigImpl;
|
|
}());
|
|
var AuthorizedHttpClient = /** @class */ (function (_super) {
|
|
__extends(AuthorizedHttpClient, _super);
|
|
function AuthorizedHttpClient(app) {
|
|
var _this = _super.call(this) || this;
|
|
_this.app = app;
|
|
return _this;
|
|
}
|
|
AuthorizedHttpClient.prototype.send = function (request) {
|
|
var _this = this;
|
|
return this.app.INTERNAL.getToken().then(function (accessTokenObj) {
|
|
var requestCopy = Object.assign({}, request);
|
|
requestCopy.headers = Object.assign({}, request.headers);
|
|
var authHeader = 'Authorization';
|
|
requestCopy.headers[authHeader] = "Bearer " + accessTokenObj.accessToken;
|
|
if (!requestCopy.httpAgent && _this.app.options.httpAgent) {
|
|
requestCopy.httpAgent = _this.app.options.httpAgent;
|
|
}
|
|
return _super.prototype.send.call(_this, requestCopy);
|
|
});
|
|
};
|
|
return AuthorizedHttpClient;
|
|
}(HttpClient));
|
|
exports.AuthorizedHttpClient = AuthorizedHttpClient;
|
|
/**
|
|
* Class that defines all the settings for the backend API endpoint.
|
|
*
|
|
* @param {string} endpoint The Firebase Auth backend endpoint.
|
|
* @param {HttpMethod} httpMethod The http method for that endpoint.
|
|
* @constructor
|
|
*/
|
|
var ApiSettings = /** @class */ (function () {
|
|
function ApiSettings(endpoint, httpMethod) {
|
|
if (httpMethod === void 0) { httpMethod = 'POST'; }
|
|
this.endpoint = endpoint;
|
|
this.httpMethod = httpMethod;
|
|
this.setRequestValidator(null)
|
|
.setResponseValidator(null);
|
|
}
|
|
/** @return {string} The backend API endpoint. */
|
|
ApiSettings.prototype.getEndpoint = function () {
|
|
return this.endpoint;
|
|
};
|
|
/** @return {HttpMethod} The request HTTP method. */
|
|
ApiSettings.prototype.getHttpMethod = function () {
|
|
return this.httpMethod;
|
|
};
|
|
/**
|
|
* @param {ApiCallbackFunction} requestValidator The request validator.
|
|
* @return {ApiSettings} The current API settings instance.
|
|
*/
|
|
ApiSettings.prototype.setRequestValidator = function (requestValidator) {
|
|
var nullFunction = function (_) { return undefined; };
|
|
this.requestValidator = requestValidator || nullFunction;
|
|
return this;
|
|
};
|
|
/** @return {ApiCallbackFunction} The request validator. */
|
|
ApiSettings.prototype.getRequestValidator = function () {
|
|
return this.requestValidator;
|
|
};
|
|
/**
|
|
* @param {ApiCallbackFunction} responseValidator The response validator.
|
|
* @return {ApiSettings} The current API settings instance.
|
|
*/
|
|
ApiSettings.prototype.setResponseValidator = function (responseValidator) {
|
|
var nullFunction = function (_) { return undefined; };
|
|
this.responseValidator = responseValidator || nullFunction;
|
|
return this;
|
|
};
|
|
/** @return {ApiCallbackFunction} The response validator. */
|
|
ApiSettings.prototype.getResponseValidator = function () {
|
|
return this.responseValidator;
|
|
};
|
|
return ApiSettings;
|
|
}());
|
|
exports.ApiSettings = ApiSettings;
|
|
/**
|
|
* Class used for polling an endpoint with exponential backoff.
|
|
*
|
|
* Example usage:
|
|
* ```
|
|
* const poller = new ExponentialBackoffPoller();
|
|
* poller
|
|
* .poll(() => {
|
|
* return myRequestToPoll()
|
|
* .then((responseData: any) => {
|
|
* if (!isValid(responseData)) {
|
|
* // Continue polling.
|
|
* return null;
|
|
* }
|
|
*
|
|
* // Polling complete. Resolve promise with final response data.
|
|
* return responseData;
|
|
* });
|
|
* })
|
|
* .then((responseData: any) => {
|
|
* console.log(`Final response: ${responseData}`);
|
|
* });
|
|
* ```
|
|
*/
|
|
var ExponentialBackoffPoller = /** @class */ (function (_super) {
|
|
__extends(ExponentialBackoffPoller, _super);
|
|
function ExponentialBackoffPoller(initialPollingDelayMillis, maxPollingDelayMillis, masterTimeoutMillis) {
|
|
if (initialPollingDelayMillis === void 0) { initialPollingDelayMillis = 1000; }
|
|
if (maxPollingDelayMillis === void 0) { maxPollingDelayMillis = 10000; }
|
|
if (masterTimeoutMillis === void 0) { masterTimeoutMillis = 60000; }
|
|
var _this = _super.call(this) || this;
|
|
_this.initialPollingDelayMillis = initialPollingDelayMillis;
|
|
_this.maxPollingDelayMillis = maxPollingDelayMillis;
|
|
_this.masterTimeoutMillis = masterTimeoutMillis;
|
|
_this.numTries = 0;
|
|
_this.completed = false;
|
|
return _this;
|
|
}
|
|
/**
|
|
* Poll the provided callback with exponential backoff.
|
|
*
|
|
* @param {() => Promise<object>} callback The callback to be called for each poll. If the
|
|
* callback resolves to a falsey value, polling will continue. Otherwise, the truthy
|
|
* resolution will be used to resolve the promise returned by this method.
|
|
* @return {Promise<object>} A Promise which resolves to the truthy value returned by the provided
|
|
* callback when polling is complete.
|
|
*/
|
|
ExponentialBackoffPoller.prototype.poll = function (callback) {
|
|
var _this = this;
|
|
if (this.pollCallback) {
|
|
throw new Error('poll() can only be called once per instance of ExponentialBackoffPoller');
|
|
}
|
|
this.pollCallback = callback;
|
|
this.on('poll', this.repoll);
|
|
this.masterTimer = setTimeout(function () {
|
|
if (_this.completed) {
|
|
return;
|
|
}
|
|
_this.markCompleted();
|
|
_this.reject(new Error('ExponentialBackoffPoller deadline exceeded - Master timeout reached'));
|
|
}, this.masterTimeoutMillis);
|
|
return new Promise(function (resolve, reject) {
|
|
_this.resolve = resolve;
|
|
_this.reject = reject;
|
|
_this.repoll();
|
|
});
|
|
};
|
|
ExponentialBackoffPoller.prototype.repoll = function () {
|
|
var _this = this;
|
|
this.pollCallback()
|
|
.then(function (result) {
|
|
if (_this.completed) {
|
|
return;
|
|
}
|
|
if (!result) {
|
|
_this.repollTimer =
|
|
setTimeout(function () { return _this.emit('poll'); }, _this.getPollingDelayMillis());
|
|
_this.numTries++;
|
|
return;
|
|
}
|
|
_this.markCompleted();
|
|
_this.resolve(result);
|
|
})
|
|
.catch(function (err) {
|
|
if (_this.completed) {
|
|
return;
|
|
}
|
|
_this.markCompleted();
|
|
_this.reject(err);
|
|
});
|
|
};
|
|
ExponentialBackoffPoller.prototype.getPollingDelayMillis = function () {
|
|
var increasedPollingDelay = Math.pow(2, this.numTries) * this.initialPollingDelayMillis;
|
|
return Math.min(increasedPollingDelay, this.maxPollingDelayMillis);
|
|
};
|
|
ExponentialBackoffPoller.prototype.markCompleted = function () {
|
|
this.completed = true;
|
|
if (this.masterTimer) {
|
|
clearTimeout(this.masterTimer);
|
|
}
|
|
if (this.repollTimer) {
|
|
clearTimeout(this.repollTimer);
|
|
}
|
|
};
|
|
return ExponentialBackoffPoller;
|
|
}(events_1.EventEmitter));
|
|
exports.ExponentialBackoffPoller = ExponentialBackoffPoller;
|