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remove stale token from tokencache for sp auth as adal does not remov…
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…e it. (Azure#1145)

* remove stale token from tokencache for sp auth as adal does not remove it.

* more improvements

* jshint fixes

* application token creds update

* update version
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@amarzavery
amarzavery authored Jun 13, 2016
1 parent f8683d0 commit 958aedd
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Showing 4 changed files with 187 additions and 38 deletions.
51 changes: 40 additions & 11 deletions ClientRuntimes/NodeJS/ms-rest-azure/lib/credentials/applicationTokenCredentials.js
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Original file line number Diff line number Diff line change
Expand Up @@ -60,12 +60,37 @@ function ApplicationTokenCredentials(clientId, domain, secret, options) {
this.context = new adal.AuthenticationContext(authorityUrl, this.environment.validateAuthority, this.tokenCache);
}

function _retrieveTokenFromCache (callback) {
function _removeInvalidEntry(query, callback) {
var self = this;
self.tokenCache.find(query, function (err, entries) {
if (err) return callback(err);
if (entries && entries.length > 0) {
return self.tokenCache.remove(entries, callback);
} else {
return callback();
}
});
}

function _retrieveTokenFromCache(callback) {
//For service principal userId and clientId are the same thing. Since the token has _clientId property we shall
//retrieve token using it.
this.context.acquireToken(this.environment.activeDirectoryResourceId, null, this.clientId, function (err, result) {
if (err) return callback(err);
return callback(null, result);
var self = this;
self.context.acquireToken(self.environment.activeDirectoryResourceId, null, self.clientId, function (err, result) {
if (err) {
//make sure to remove the stale token from the tokencache. ADAL gives the same error message "Entry not found in cache."
//for entry not being present in the cache and for accessToken being expired in the cache. We do not want the token cache
//to contain the expired token hence we will search for it and delete it explicitly over here.
_removeInvalidEntry.call(self, { _clientId: self.clientId}, function (erronRemove) {
if (erronRemove) {
return callback(new Error('Error occurred while removing the expired token for service principal from token cache.\n' + erronRemove.message));
} else {
return callback(err);
}
});
} else {
return callback(null, result);
}
});
}

Expand All @@ -80,13 +105,17 @@ ApplicationTokenCredentials.prototype.getToken = function (callback) {
var self = this;
_retrieveTokenFromCache.call(this, function (err, result) {
if (err) {
//Some error occured in retrieving the token from cache. May be the cache was empty or the access token expired. Let's try again.
self.context.acquireTokenWithClientCredentials(self.environment.activeDirectoryResourceId, self.clientId, self.secret, function (err, tokenResponse) {
if (err) {
return callback(new Error('Failed to acquire token for application with the provided secret. \n' + err));
}
return callback(null, tokenResponse);
});
if (err.message.match(/.*while removing the expired token for service principal.*/i) !== null) {
return callback(err);
} else {
//Some error occured in retrieving the token from cache. May be the cache was empty or the access token expired. Let's try again.
self.context.acquireTokenWithClientCredentials(self.environment.activeDirectoryResourceId, self.clientId, self.secret, function (err, tokenResponse) {
if (err) {
return callback(new Error('Failed to acquire token for application with the provided secret. \n' + err));
}
return callback(null, tokenResponse);
});
}
} else {
return callback(null, result);
}
Expand Down
162 changes: 142 additions & 20 deletions ClientRuntimes/NodeJS/ms-rest-azure/lib/login.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,25 +3,99 @@

var adal= require('adal-node');
var async = require('async');

var util = require('util');
var azureConstants = require('./constants');
var ApplicationTokenCredentials = require('./credentials/applicationTokenCredentials');
var DeviceTokenCredentials = require('./credentials/deviceTokenCredentials');
var UserTokenCredentials = require('./credentials/userTokenCredentials');
var AzureEnvironment = require('./azureEnvironment');
var SubscriptionClient = require('azure-arm-resource').SubscriptionClient;

function _createDeviceCredentials(tokenResponse) {
// It will create a DeviceTokenCredentials object by default
function _createCredentials(parameters) {
var options = {};
options.environment = this.environment;
options.domain = this.domain;
options.clientId = this.clientId;
options.tokenCache = this.tokenCache;
options.username = tokenResponse.userId;
options.authorizationScheme = tokenResponse.tokenType;
var credentials = new DeviceTokenCredentials(options);
options.username = this.username;
options.authorizationScheme = this.authorizationScheme;
if (parameters) {
if (parameters.domain) {
options.domain = parameters.domain;
}
if (parameters.environment) {
options.environment = parameters.environment;
}
if (parameters.userId) {
options.username = parameters.userId;
}
if (parameters.tokenCache) {
options.tokenCache = parameters.tokenCache;
}
}
var credentials;
if (UserTokenCredentials.prototype.isPrototypeOf(this)) {
credentials = new UserTokenCredentials(options.clientId, options.domain, options.username, this.password, options);
} else if (ApplicationTokenCredentials.prototype.isPrototypeOf(this)) {
credentials = new ApplicationTokenCredentials(options.clientId, options.domain, this.secret, options);
} else {
credentials = new DeviceTokenCredentials(options);
}
return credentials;
}

function buildTenantList(credentials, callback) {
var tenants = [];
if (credentials.domain && credentials.domain !== azureConstants.AAD_COMMON_TENANT) {
return callback(null, [credentials.domain]);
}
var client = new SubscriptionClient(credentials, credentials.environment.resourceManagerEndpointUrl);
client.tenants.list(function (err, result) {
async.eachSeries(result, function (tenantInfo, cb) {
tenants.push(tenantInfo.tenantId);
cb(err);
}, function (err) {
callback(err, tenants);
});
});
}

function getSubscriptionsFromTenants(tenantList, callback) {
var self = this;
var subscriptions = [];
var userType = 'user';
var username = self.username;
if (ApplicationTokenCredentials.prototype.isPrototypeOf(self)) {
userType = 'servicePrincipal';
username = self.clientId;
}
async.eachSeries(tenantList, function (tenant, cb) {
var creds = _createCredentials.call(self, { domain: tenant });
var client = new SubscriptionClient(creds, creds.environment.resourceManagerEndpointUrl);
client.subscriptions.list(function (err, result) {
if (!err) {
if (result && result.length > 0) {
subscriptions = subscriptions.concat(result.map(function (s) {
s.tenantId = tenant;
s.user = { name: username, type: userType };
s.environmentName = creds.environment.name;
s.name = s.displayName;
s.id = s.subscriptionId;
delete s.displayName;
delete s.subscriptionId;
delete s.subscriptionPolicies;
return s;
}));
}
}
return cb(err);
});
}, function (err) {
callback(err, subscriptions);
});
}

function _turnOnLogging() {
var log = adal.Logging;
log.setLoggingOptions(
Expand All @@ -40,9 +114,20 @@ if (process.env['AZURE_ADAL_LOGGING_ENABLED']) {
_turnOnLogging();
}

function _crossCheckUserNameWithToken(usernameFromMethodCall, userIdFromToken) {
//to maintain the casing consistency between 'azureprofile.json' and token cache. (RD 1996587)
//use the 'userId' here, which should be the same with "username" except the casing.
if (usernameFromMethodCall.toLowerCase() === userIdFromToken.toLowerCase()) {
return userIdFromToken;
} else {
throw new Error(util.format('The userId of \'%s\' in access token doesn\'t match the username from method call \'%s\'',
userIdFromToken, usernameFromMethodCall));
}
}

/**
* Provides a url and code that needs to be copy and pasted in a browser and authenticated over there. If successful, the user will get a
* DeviceTokenCredentials object
* DeviceTokenCredentials object and the list of subscriptions associated with that userId across all the applicable tenants.
*
* @param {object} [options] Object representing optional parameters.
*
Expand All @@ -62,9 +147,9 @@ if (process.env['AZURE_ADAL_LOGGING_ENABLED']) {
*
* @returns {function} callback(err, credentials)
*
* {Error} [err] - The Error object if an error occurred, null otherwise.
*
* {Error} [err] - The Error object if an error occurred, null otherwise.
* {DeviceTokenCredentials} [credentials] - The DeviceTokenCredentials object
* {Array} [subscriptions] - List of associated subscriptions across all the applicable tenants.
*/
exports.interactive = function interactive(options, callback) {
if(!callback && typeof options === 'function') {
Expand Down Expand Up @@ -100,29 +185,45 @@ exports.interactive = function interactive(options, callback) {
var authorityUrl = this.environment.activeDirectoryEndpointUrl + this.domain;
this.context = new adal.AuthenticationContext(authorityUrl, this.environment.validateAuthority, this.tokenCache);
var self = this;
var tenantList = [];
async.waterfall([
//acquire usercode
function (callback) {
self.context.acquireUserCode(self.environment.activeDirectoryResourceId, self.clientId, self.language, function (err, userCodeResponse) {
if (err) return callback(err);
console.log(userCodeResponse.message);
return callback(null, userCodeResponse);
});
},
//acquire token with device code and set the username to userId received from tokenResponse.
function (userCodeResponse, callback) {
self.context.acquireTokenWithDeviceCode(self.environment.activeDirectoryResourceId, self.clientId, userCodeResponse, function (err, tokenResponse) {
if (err) return callback(err);
return callback(null, tokenResponse);
self.username = tokenResponse.userId;
self.authorizationScheme = tokenResponse.tokenType;
return callback(null);
});
},
//get the list of tenants
function (callback) {
var credentials = _createCredentials.call(self);
buildTenantList(credentials, callback);
},
//build the token cache by getting tokens for all the tenants. We will acquire token from adal only when a request is sent. This is good as we also need
//to build the list of subscriptions across all tenants. So let's build both at the same time :).
function (tenants, callback) {
tenantList = tenants;
getSubscriptionsFromTenants.call(self, tenants, callback);
}
], function(err, tokenResponse) {
], function(err, subscriptions) {
if (err) return callback(err);
return callback(null, _createDeviceCredentials.call(self, tokenResponse));
return callback(null, _createCredentials.call(self), subscriptions);
});
};

/**
* Provides a UserTokenCredentials object. This method is applicable only for organizational ids that are not 2FA enabled.
* Otherwise please use interactive login.
* Provides a UserTokenCredentials object and the list of subscriptions associated with that userId across all the applicable tenants.
* This method is applicable only for organizational ids that are not 2FA enabled otherwise please use interactive login.
*
* @param {string} username The user name for the Organization Id account.
* @param {string} password The password for the Organization Id account.
Expand All @@ -138,9 +239,9 @@ exports.interactive = function interactive(options, callback) {
*
* @returns {function} callback(err, credentials)
*
* {Error} [err] - The Error object if an error occurred, null otherwise.
*
* {Error} [err] - The Error object if an error occurred, null otherwise.
* {UserTokenCredentials} [credentials] - The UserTokenCredentials object
* {Array} [subscriptions] - List of associated subscriptions across all the applicable tenants.
*/
exports.withUsernamePassword = function withUsernamePassword(username, password, options, callback) {
if(!callback && typeof options === 'function') {
Expand All @@ -156,16 +257,31 @@ exports.withUsernamePassword = function withUsernamePassword(username, password,
options.clientId = azureConstants.DEFAULT_ADAL_CLIENT_ID;
}
var creds;
var tenantList = [];
try {
creds = new UserTokenCredentials(options.clientId, options.domain, username, password, options);
} catch (err) {
return callback(err);
}
return callback(null, creds);
creds.getToken(function (err, result) {
if (err) return callback(err);
creds.username = _crossCheckUserNameWithToken(username, result.userId);
async.waterfall([
function (callback) {
buildTenantList(creds, callback);
},
function (tenants, callback) {
tenantList = tenants;
getSubscriptionsFromTenants.call(creds, tenants, callback);
},
], function (err, subscriptions) {
return callback(null, creds, subscriptions);
});
});
};

/**
* Provides an ApplicationTokenCredentials object.
* Provides an ApplicationTokenCredentials object and the list of subscriptions associated with that servicePrinicpalId/clientId across all the applicable tenants.
*
* @param {string} clientId The active directory application client id also known as the SPN (ServicePrincipal Name).
* See {@link https://azure.microsoft.com/en-us/documentation/articles/active-directory-devquickstarts-dotnet/ Active Directory Quickstart for .Net}
Expand All @@ -180,9 +296,9 @@ exports.withUsernamePassword = function withUsernamePassword(username, password,
*
* @returns {function} callback(err, credentials)
*
* {Error} [err] - The Error object if an error occurred, null otherwise.
*
* {Error} [err] - The Error object if an error occurred, null otherwise.
* {UserTokenCredentials} [credentials] - The UserTokenCredentials object
* {Array} [subscriptions] - List of associated subscriptions across all the applicable tenants.
*/
exports.withServicePrincipalSecret = function withServicePrincipalSecret(clientId, secret, domain, options, callback) {
if(!callback && typeof options === 'function') {
Expand All @@ -195,7 +311,13 @@ exports.withServicePrincipalSecret = function withServicePrincipalSecret(clientI
} catch (err) {
return callback(err);
}
return callback(null, creds);
creds.getToken(function (err) {
if (err) return callback(err);
getSubscriptionsFromTenants.call(creds, [domain], function (err, subscriptions) {
if (err) return callback(err);
return callback(null, creds, subscriptions);
});
});
};

exports = module.exports;
10 changes: 4 additions & 6 deletions ClientRuntimes/NodeJS/ms-rest-azure/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -5,21 +5,19 @@
"email": "azsdkteam@microsoft.com",
"url": "https://github.com/Azure/AutoRest"
},
"version": "1.14.2",
"version": "1.14.4",
"description": "Client Runtime for Node.js Azure client libraries generated using AutoRest",
"tags": [ "node", "microsoft", "autorest", "azure", "clientruntime" ],
"keywords": [ "node", "microsoft", "autorest", "azure", "clientruntime" ],
"main": "./lib/msRestAzure.js",
"engines": {
"node": ">= 0.10.0"
},
"license": "MIT",
"dependencies": {
"async": "0.2.7",
"uuid": "2.0.1",
"adal-node": "^0.1.17",
"ms-rest": "^1.14.2",
"moment": "^2.6.0"
"ms-rest": "^1.14.3",
"moment": "^2.6.0",
"azure-arm-resource": "^1.4.4-preview"
},
"devDependencies": {
"jshint": "2.6.3",
Expand Down
2 changes: 1 addition & 1 deletion ClientRuntimes/NodeJS/ms-rest/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
"email": "azsdkteam@microsoft.com",
"url": "https://github.com/Azure/AutoRest"
},
"version": "1.14.2",
"version": "1.14.3",
"description": "Client Runtime for Node.js client libraries generated using AutoRest",
"tags": ["node", "microsoft", "autorest", "clientruntime"],
"keywords": ["node", "microsoft", "autorest", "clientruntime"],
Expand Down

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