auth.js

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.Auth = void 0;
var request = require("request");
var fs = require("fs");
var yaml_1 = require("yaml");
var Auth = (function () {
    function Auth() {
    }
    Auth.prototype.prepare = function (optionsFile) {
        return __awaiter(this, void 0, void 0, function () {
            var options, optionsContent, _a, token, _b, token;
            return __generator(this, function (_c) {
                switch (_c.label) {
                    case 0:
                        if (!optionsFile) {
                            return [2];
                        }
                        try {
                            options = JSON.parse(optionsFile);
                        }
                        catch (_d) {
                            optionsContent = fs.readFileSync(optionsFile).toString();
                            options = (0, yaml_1.parse)(optionsContent);
                        }
                        _a = options.type;
                        switch (_a) {
                            case 'bearerToken': return [3, 1];
                            case 'basic': return [3, 2];
                            case 'oauth': return [3, 3];
                        }
                        return [3, 7];
                    case 1:
                        if (options.token) {
                            this.authHeader = "Bearer ".concat(options.token);
                        }
                        return [2];
                    case 2:
                        if (options.basic) {
                            token = btoa(options.basic.username + ':' + options.basic.password);
                            this.authHeader = "Basic ".concat(token);
                        }
                        return [2];
                    case 3:
                        if (!options.oauth) return [3, 6];
                        _b = options.oauth.grantType;
                        switch (_b) {
                            case 'client_credential': return [3, 4];
                        }
                        return [3, 6];
                    case 4: return [4, this.getClientCredential(options.oauth.tokenUrl, options.oauth.clientId, options.oauth.secret, options.oauth.resource)];
                    case 5:
                        token = _c.sent();
                        this.authHeader = "Bearer ".concat(token);
                        return [2];
                    case 6: return [2];
                    case 7: return [2];
                }
            });
        });
    };
    Auth.prototype.authenticateRequest = function (reqOptions) {
        if (this.authHeader) {
            if (!reqOptions.headers) {
                reqOptions.headers = {};
            }
            reqOptions.headers['Authorization'] = this.authHeader;
        }
    };
    Auth.prototype.getClientCredential = function (tokenUrl, clientId, secret, resource) {
        return __awaiter(this, void 0, void 0, function () {
            var options;
            return __generator(this, function (_a) {
                options = {
                    json: true,
                    form: {
                        grant_type: 'client_credentials',
                        client_id: clientId,
                        client_secret: secret
                    }
                };
                if (resource) {
                    options.form.resource = resource;
                }
                return [2, new Promise(function (resolve, reject) {
                        request(tokenUrl, options, function (err, res, body) {
                            if (err) {
                                reject(err);
                            }
                            else {
                                resolve(body.access_token);
                            }
                        });
                    })];
            });
        });
    };
    return Auth;
}());
exports.Auth = Auth;
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