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| import * as Promise from 'bluebird';
import * as url from 'url';
import * as util from 'util';
import * as _ from 'lodash';
import * as fs from 'fs';
import * as request from 'request-promise';
import * as cookie from 'cookie';
import * as path from 'path';
import { IncomingMessage } from 'http';
let xmldoc: any = require('xmldoc');
import { IAuthResolver } from './../IAuthResolver';
import { IUserCredentials } from './../IAuthOptions';
import { IAuthResponse } from './../IAuthResponse';
import { Cache } from './../../utils/Cache';
import * as consts from './../../Consts';
import { AdfsHelper } from './../../utils/AdfsHelper';
export class OnlineUserCredentials implements IAuthResolver {
private static CookieCache: Cache = new Cache();
constructor(private _siteUrl: string, private _authOptions: IUserCredentials) {
this._authOptions = _.extend<{}, IUserCredentials>({}, _authOptions);
this._authOptions.username = this._authOptions.username
.replace(/&/g, '&')
.replace(/"/g, '"')
.replace(/'/g, ''')
.replace(/</g, '<')
.replace(/>/g, '>');
this._authOptions.password = this._authOptions.password
.replace(/&/g, '&')
.replace(/"/g, '"')
.replace(/'/g, ''')
.replace(/</g, '<')
.replace(/>/g, '>');
}
public getAuth(): Promise<IAuthResponse> {
let parsedUrl: url.Url = url.parse(this._siteUrl);
let host: string = parsedUrl.host;
let cacheKey: string = util.format('%s@%s', host, this._authOptions.username);
let cachedCookie: string = OnlineUserCredentials.CookieCache.get<string>(cacheKey);
if (cachedCookie) {
return Promise.resolve({
headers: {
'Cookie': cachedCookie
}
});
}
return this.getSecurityToken()
.then(xmlResponse => {
return this.postToken(xmlResponse);
})
.then(data => {
let response: IncomingMessage = data[1];
let diffSeconds: number = data[0];
let fedAuth: string;
let rtFa: string;
for (let i = 0; i < response.headers['set-cookie'].length; i++) {
let headerCookie: string = response.headers['set-cookie'][i];
if (headerCookie.indexOf(consts.FedAuth) !== -1) {
fedAuth = cookie.parse(headerCookie)[consts.FedAuth];
}
if (headerCookie.indexOf(consts.RtFa) !== -1) {
rtFa = cookie.parse(headerCookie)[consts.RtFa];
}
}
let authCookie: string = 'FedAuth=' + fedAuth + '; rtFa=' + rtFa;
OnlineUserCredentials.CookieCache.set(cacheKey, authCookie, diffSeconds);
return {
headers: {
'Cookie': authCookie
}
};
});
};
private getSecurityToken(): Promise<any> {
return request.post(consts.OnlineUserRealmEndpoint, {
simple: false,
strictSSL: false,
json: true,
form: {
'login': this._authOptions.username
}
})
.then(userRealm => {
let authType: string = userRealm.NameSpaceType;
if (!authType) {
throw new Error('Unable to define namespace type for Online authentiation');
}
if (authType === 'Managed') {
return this.getSecurityTokenWithOnline();
}
if (authType === 'Federated') {
return this.getSecurityTokenWithAdfs(userRealm.AuthURL);
}
throw new Error(`Unable to resolve namespace authentiation type. Type received: ${authType}`);
});
}
private getSecurityTokenWithAdfs(adfsUrl: string): Promise<any> {
return AdfsHelper.getSamlAssertion(this._siteUrl, {
username: this._authOptions.username,
password: this._authOptions.password,
adfsUrl: adfsUrl,
relyingParty: consts.AdfsOnlineRealm
})
.then(samlAssertion => {
let siteUrlParsed: url.Url = url.parse(this._siteUrl);
let rootSiteUrl: string = siteUrlParsed.protocol + '//' + siteUrlParsed.host;
let tokenRequest: string = _.template(
fs.readFileSync(path.join(__dirname, '..', '..', '..', 'templates', 'online_saml_wsfed_adfs.tmpl')).toString())({
endpoint: rootSiteUrl,
token: samlAssertion.value
});
return request.post(consts.MSOnlineSts, {
body: tokenRequest,
headers: {
'Content-Length': tokenRequest.length,
'Content-Type': 'application/soap+xml; charset=utf-8'
},
simple: false,
strictSSL: false
});
});
}
private getSecurityTokenWithOnline(): Promise<any> {
let parsedUrl: url.Url = url.parse(this._siteUrl);
let host: string = parsedUrl.host;
let spFormsEndPoint = `${parsedUrl.protocol}//${host}/${consts.FormsPath}`;
let samlBody: string = _.template(
fs.readFileSync(path.join(__dirname, '..', '..', '..', 'templates', 'online_saml_wsfed.tmpl')).toString())({
username: this._authOptions.username,
password: this._authOptions.password,
endpoint: spFormsEndPoint
});
return request
.post(consts.MSOnlineSts, {
body: samlBody,
simple: false,
strictSSL: false,
headers: {
'Content-Type': 'application/soap+xml; charset=utf-8'
}
} as any)
.then(xmlResponse => {
return xmlResponse;
});
}
private postToken(xmlResponse: any): Promise<[number, any]> {
let xmlDoc: any = new xmldoc.XmlDocument(xmlResponse);
let parsedUrl: url.Url = url.parse(this._siteUrl);
let spFormsEndPoint = `${parsedUrl.protocol}//${parsedUrl.host}/${consts.FormsPath}`;
let securityTokenResponse: any = xmlDoc.childNamed('S:Body').firstChild;
if (securityTokenResponse.name.indexOf('Fault') !== -1) {
throw new Error(securityTokenResponse.toString());
}
let binaryToken: any = securityTokenResponse.childNamed('wst:RequestedSecurityToken').firstChild.val;
let now: any = new Date().getTime();
let expires: number = new Date(securityTokenResponse.childNamed('wst:Lifetime').childNamed('wsu:Expires').val).getTime();
let diff: number = (expires - now) / 1000;
let diffSeconds: number = parseInt(diff.toString(), 10);
return Promise.all([diffSeconds, request
.post(spFormsEndPoint, {
headers: {
'User-Agent': 'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)',
'Content-Type': 'application/x-www-form-urlencoded'
},
body: binaryToken,
rejectUnauthorized: false,
resolveWithFullResponse: true,
simple: false
} as any)]);
}
}
|