@sap-cloud-sdk/core
Version:
SAP Cloud SDK for JavaScript core
193 lines • 11.2 kB
JavaScript
;
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
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s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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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());
});
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var __generator = (this && this.__generator) || function (thisArg, body) {
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function verb(n) { return function (v) { return step([n, v]); }; }
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var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.fetchDestination = exports.fetchSubaccountDestinations = exports.fetchInstanceDestinations = void 0;
var util_1 = require("@sap-cloud-sdk/util");
var opossum_1 = __importDefault(require("opossum"));
var axios_1 = __importDefault(require("axios"));
var jwt_1 = require("../jwt");
var resilience_options_1 = require("../resilience-options");
var http_agent_1 = require("../../../http-agent");
var destination_1 = require("./destination");
var destination_service_types_1 = require("./destination-service-types");
var destination_service_cache_1 = require("./destination-service-cache");
var logger = (0, util_1.createLogger)({
package: 'core',
messageContext: 'destination-service'
});
var circuitBreaker;
/**
* Fetches all instance destinations from the given URI.
* @param destinationServiceUri - The URI of the destination service
* @param jwt - The access token
* @param options - Options to use by retrieving destinations
* @returns A promise resolving to a list of instance destinations
*/
function fetchInstanceDestinations(destinationServiceUri, jwt, options) {
return fetchDestinations(destinationServiceUri, jwt, destination_service_types_1.DestinationType.Instance, options);
}
exports.fetchInstanceDestinations = fetchInstanceDestinations;
/**
* Fetches all subaccount destinations from the given URI.
* @param destinationServiceUri - The URI of the destination service
* @param jwt - The access token
* @param options - Options to use by retrieving destinations
* @returns A promise resolving to a list of subaccount destinations
*/
function fetchSubaccountDestinations(destinationServiceUri, jwt, options) {
return fetchDestinations(destinationServiceUri, jwt, destination_service_types_1.DestinationType.Subaccount, options);
}
exports.fetchSubaccountDestinations = fetchSubaccountDestinations;
function fetchDestinations(destinationServiceUri, jwt, type, options) {
return __awaiter(this, void 0, void 0, function () {
var targetUri, destinationsFromCache, headers;
return __generator(this, function (_a) {
targetUri = "".concat(destinationServiceUri.replace(/\/$/, ''), "/destination-configuration/v1/").concat(type, "Destinations");
if (options === null || options === void 0 ? void 0 : options.useCache) {
destinationsFromCache = destination_service_cache_1.destinationServiceCache.retrieveDestinationsFromCache(targetUri, (0, jwt_1.decodeJwt)(jwt), options.isolationStrategy);
if (destinationsFromCache) {
return [2 /*return*/, destinationsFromCache];
}
}
headers = (0, jwt_1.wrapJwtInHeader)(jwt).headers;
return [2 /*return*/, callDestinationService(targetUri, headers, options)
.then(function (response) {
var destinations = response.data.map(function (d) {
return (0, destination_1.parseDestination)(d);
});
if (options === null || options === void 0 ? void 0 : options.useCache) {
destination_service_cache_1.destinationServiceCache.cacheRetrievedDestinations(targetUri, (0, jwt_1.decodeJwt)(jwt), destinations, options.isolationStrategy);
}
return destinations;
})
.catch(function (error) {
throw new util_1.ErrorWithCause("Failed to fetch ".concat(type, " destinations.").concat(errorMessageFromResponse(error)), error);
})];
});
});
}
/**
* Fetches a specific destination by name from the given URI, including authorization tokens.
* For destinations with authenticationType OAuth2SAMLBearerAssertion, this call will trigger the OAuth2SAMLBearerFlow against the target destination.
* In this pass the access token as string.
* Fetches a specific destination with authenticationType OAuth2UserTokenExchange by name from the given URI, including authorization tokens.
* @param destinationServiceUri - The URI of the destination service
* @param token - The access token or AuthAndExchangeTokens if you want to include the X-user-token for OAuth2UserTokenExchange.
* @param destinationName - The name of the desired destination
* @param options - Options to use by retrieving destinations
* @returns A Promise resolving to the destination
* @internal
*/
function fetchDestination(destinationServiceUri, token, destinationName, options) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, fetchDestinationByTokens(destinationServiceUri, typeof token === 'string' ? { authHeaderJwt: token } : token, destinationName, options)];
});
});
}
exports.fetchDestination = fetchDestination;
function fetchDestinationByTokens(destinationServiceUri, tokens, destinationName, options) {
return __awaiter(this, void 0, void 0, function () {
var targetUri, destinationsFromCache, authHeader;
return __generator(this, function (_a) {
targetUri = "".concat(destinationServiceUri.replace(/\/$/, ''), "/destination-configuration/v1/destinations/").concat(destinationName);
if (options === null || options === void 0 ? void 0 : options.useCache) {
destinationsFromCache = destination_service_cache_1.destinationServiceCache.retrieveDestinationsFromCache(targetUri, (0, jwt_1.decodeJwt)(tokens.authHeaderJwt), options.isolationStrategy);
if (destinationsFromCache) {
if (destinationsFromCache.length > 1) {
logger.warn('More than one destination found in the cache. This should not happen. First element used.');
}
return [2 /*return*/, destinationsFromCache[0]];
}
}
authHeader = (0, jwt_1.wrapJwtInHeader)(tokens.authHeaderJwt).headers;
authHeader = tokens.exchangeHeaderJwt
? __assign(__assign({}, authHeader), { 'X-user-token': tokens.exchangeHeaderJwt }) : authHeader;
authHeader = tokens.exchangeTenant
? __assign(__assign({}, authHeader), { 'X-tenant': tokens.exchangeTenant }) : authHeader;
return [2 /*return*/, callDestinationService(targetUri, authHeader, options)
.then(function (response) {
var destination = (0, destination_1.parseDestination)(response.data);
if (options === null || options === void 0 ? void 0 : options.useCache) {
destination_service_cache_1.destinationServiceCache.cacheRetrievedDestinations(targetUri, (0, jwt_1.decodeJwt)(tokens.authHeaderJwt), [destination], options.isolationStrategy);
}
return destination;
})
.catch(function (error) {
{
throw new util_1.ErrorWithCause("Failed to fetch destination ".concat(destinationName, ".").concat(errorMessageFromResponse(error)), error);
}
})];
});
});
}
function errorMessageFromResponse(error) {
return (0, util_1.propertyExists)(error, 'response', 'data', 'ErrorMessage')
? " ".concat(error.response.data.ErrorMessage)
: '';
}
function callDestinationService(uri, headers, options) {
if (options === void 0) { options = { enableCircuitBreaker: true }; }
var config = __assign(__assign({}, (0, http_agent_1.urlAndAgent)(uri)), { proxy: false, method: 'get', headers: headers });
if (options.enableCircuitBreaker) {
return getCircuitBreaker().fire(config);
}
return axios_1.default.request(config);
}
function getCircuitBreaker() {
var request = axios_1.default.request;
if (!circuitBreaker) {
circuitBreaker = new opossum_1.default(request, resilience_options_1.circuitBreakerDefaultOptions);
}
return circuitBreaker;
}
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