@sap/approuter - npm Package Compare versions

Comparing version 5.10.1 to 5.11.0

CHANGELOG.md

@@ -8,2 +8,12 @@ # Change Log
 
+## 5.11.0 - 2019-01-22
+
+### Added
+- Client credentials token support.
+
+## 5.10.2 - 2019-01-08
+
+### Fixed
+- Fix proxy issue in Connectivity flow.
+
 ## 5.10.1 - 2019-01-03
@@ -10,0 +20,0 @@

lib/backend-request/headers.js

@@ -43,17 +43,21 @@ 'use strict';
     }
+    if (destination && destination.proxyType === 'OnPremise' && req.app.services && req.app.services['connectivity']) {
+      tokens['connectivity'] = req.app.services['connectivity'].token;
+    }
 
-    addCorrleationIdHeader(headers, req);
+    addCorrelationIdHeader(headers, req);
     addXForwardingHeaders(headers, req);
     removeSecurityHeaders(headers, req);
     headerUtil.updateSapPassport(headers);
-    tokens['connProxyToken'] = req.app && req.app.connProxyToken && req.app.connProxyToken.accessToken;
-    tokens['html5AppsRepoToken'] = req.app && req.app.html5AppsRepoToken && req.app.html5AppsRepoToken.accessToken;
     if (req.session && req.session.user && req.session.user.destinations
-      && req.session.user.destinations[destination.name]
-      && req.session.user.destinations[destination.name].authToken){
+        && req.session.user.destinations[destination.name]
+        && req.session.user.destinations[destination.name].authToken){
       tokens['authToken'] = req.session.user.destinations[destination.name].authToken;
     }
     route = req.internalUrl ? req.internalUrl.route : null;
+    if (route && route.service && req.app && req.app.services && req.app.services[route.service] && req.app.services[route.service].token){
+      tokens[route.service] = req.app.services[route.service].token;
+    }
     if (route && route.service === 'html5-apps-repo-rt') {
-      var appKey = dynamicRoutingUtils.getApplicationKey(req);
+      let appKey = dynamicRoutingUtils.getApplicationKey(req);
       if (appKey && appKey.appPrefix) {
@@ -80,3 +84,3 @@ addAppHostIdHeader(appKey.appPrefix, headers);
       headers['SAP-Connectivity-Authentication'] = 'Bearer ' + tokens.accessToken;
-      headers['Proxy-Authorization'] = 'Bearer ' + tokens.connProxyToken;
+      headers['Proxy-Authorization'] = 'Bearer ' +  tokens['connectivity'].accessToken;
       if (destination.cloudConnectorLocationId) {
@@ -90,10 +94,10 @@ headers['SAP-Connectivity-SCC-Location_ID'] = destination.cloudConnectorLocationId;
     }
-    // Common for on premise and cloud destination flows
-    // Use tokens provided from destination service
-    if (tokens['authToken']){
+        // Common for on premise and cloud destination flows
+        // Use tokens provided from destination service
+    if (tokens['authToken']) {
       headers.authorization = tokens['authToken'].type + ' ' + tokens['authToken'].value;
     }
   } else if (route && route.service) {// Service flow
-    if (businessServiceUtils.getGrantType(route.credentials) !== 'user_token') {// html5 apps repo flow
-      headers['authorization'] = 'Bearer ' + tokens.html5AppsRepoToken;
+    if (businessServiceUtils.getGrantType(route.credentials) === 'client_credentials') {// html5 apps repo flow
+      headers.authorization = tokens[route.service].tokenType + ' ' + tokens[route.service].accessToken;
     } else {
@@ -104,3 +108,3 @@ headers.authorization = 'Bearer ' + tokens.accessToken;
     if (tokens && tokens.accessToken) {
-      // In case of Logout:
+      //  In case of Logout:
       // env destination => we send JWT token in tokens.accessToken as a String
@@ -116,15 +120,10 @@ // destination service destination => we send destination auth token in tokens.accessToken as an Object
 
-function addCorrleationIdHeader(headers, req) {
-
+function addCorrelationIdHeader(headers, req) {
   if (req.headers['x-correlationid']) {
     return;
-  }
-  else if (req.headers['x-request-id']) {
+  } else if (req.headers['x-request-id']) {
     headers['x-correlationid'] = req.headers['x-request-id'];
-  }
-  else if (req.headers['x-vcap-request-id']){
-
+  } else if (req.headers['x-vcap-request-id']){
     headers['x-correlationid'] = req.headers['x-vcap-request-id'];
-  }
-  else {
+  } else {
     headers['x-correlationid'] = uuid();
@@ -154,2 +153,2 @@ }
   }
-}
+}

lib/configuration/schemas/business-service-credentials-schema.json

@@ -35,3 +35,3 @@ {
       "enum": [
-        "user_token"
+        "user_token", "client_credentials"
       ]
@@ -38,0 +38,0 @@ }

lib/configuration/validators.js

@@ -27,3 +27,3 @@ 'use strict';
 var destinationUtils = require('../utils/destination-utils');
-var destinationConfigSchema = require('./schemas/destinations-srv-config-schema.json');
+var urlSchema = require('./schemas/url-schema.json');
 var xsenv = require('@sap/xsenv');
@@ -93,3 +93,3 @@
             if (err.message.includes('No enum match for:')) { //
-              return 'User credential service is not supported by approuter' + err.message;
+              return 'User credential service is not supported by approuter ' + err.message;
             }
@@ -188,4 +188,3 @@ return err.message;
     });
-  }
-  ,
+  },
 
@@ -196,4 +195,3 @@ validateEnvironmentSettings: function (configuration) {
     validator.validate(configuration, environmentSchema, 'environment-settings');
-  }
-  ,
+  },
 
@@ -214,4 +212,3 @@ validatePlugins: function (configuration, envDestinations) {
     validator.validate(configuration, pluginsSchema, 'plugins');
-  }
-  ,
+  },
 
@@ -235,4 +232,3 @@ validateHeaders: function (configuration) {
     validator.validate(configuration, headersSchema, 'http-headers');
-  }
-  ,
+  },
 
@@ -255,4 +251,3 @@ validateWhitelist: function (whitelist) {
     validator.validate(whitelist, whitelistSchema, 'clickjack-whitelist');
-  }
-  ,
+  },
 
@@ -274,4 +269,3 @@ validateApprouterStartOptions: function (options) {
     validator.validate(options, approuterOptionsSchema, 'options');
-  }
-  ,
+  },
 
@@ -283,4 +277,3 @@ validateUaaOptions: function (options) {
     validator.validate(options, uaaOptionsSchema, 'uaa-configuration');
-  }
-  ,
+  },
 
@@ -293,23 +286,21 @@
     validator.validate(options, connectivitySchema, 'connectivity-configuration');
+  },
 
-  }
-  ,
-
-  validateHTML5AppsRepoCredentials: function (options) {
+  validateClientCredentials: function (options) {
     var validator = new JsonValidator();
     validator.addFormat('absolute-uri', validateAbsoluteUri);
+    if (options.uaa && options.uaa.clientid && options.uaa.clientid.length > 0
+            && options.uaa.clientsecret && options.uaa.clientsecret.length > 0
+            && options.uaa.url && options.uaa.url.length > 0){
+      validator.validate(options.uaa.url, urlSchema, 'url-schema');
+      return;
+    } else if (options.clientid && options.clientid.length > 0
+            && options.clientsecret && options.clientsecret.length > 0
+            && options.url && options.url.length > 0){
+      validator.validate(options.url, urlSchema, 'url-schema');
+      return;
+    }
+    throw new Error('No clientid or clientsercret provided');
+  },
 
-    validator.validate(options, html5RepoCredSchema, 'html5-repo-credentials');
-
-  }
-  ,
-
-  validateDestinationCredentials: function (options) {
-    var validator = new JsonValidator();
-    validator.addFormat('absolute-uri', validateAbsoluteUri);
-
-    validator.validate(options, destinationConfigSchema, 'destination-service-credentials-configuration');
-  }
-  ,
-
   validateCors: function (options) {
@@ -322,4 +313,3 @@ var validator = new JsonValidator();
   }
-}
-;
+};
 
@@ -326,0 +316,0 @@ function addConfigurationDefaults(configuration) {

lib/middleware/destination-token-handler.js

@@ -8,3 +8,2 @@ 'use strict';
 
-
 var self = module.exports = {
@@ -20,3 +19,3 @@
       var destinationName = options.destinationName;
-      destinationUtils.findDestination(destinationName, userExchangeToken, function (err, destinationLookUpResult){
+      destinationUtils.findDestination(destinationName, userExchangeToken, options, function (err, destinationLookUpResult){
         if (err){
@@ -46,3 +45,5 @@ return cb(err);
         }
-        result.destination = destinationUtils.normalizeDestination(destinationLookUpResult.destinationConfiguration);
+        var destination = destinationUtils.normalizeDestination(destinationLookUpResult.destinationConfiguration);
+        destinationUtils.enhanceDestination (destination);
+        result.destination = destination;
         result.authToken = destinationLookUpResult.authTokens ? destinationLookUpResult.authTokens[0] : null;
@@ -120,3 +121,1 @@ return cb (null, result);
 }
-
-

lib/middleware/destination-token-middleware.js

@@ -12,3 +12,3 @@ 'use strict';
   }
-  var options = {destinationName: req.internalUrl.route.destination, session: req.session};
+  var options = {destinationName: req.internalUrl.route.destination, session: req.session, app: req.app};
   if (req.routerConfig && req.routerConfig.getToken) {
@@ -37,3 +37,2 @@ req.routerConfig.getToken(req, function (err, jwt) {
     }
-
     sessionExt.update(req.session, function(// eslint-disable-next-line
@@ -57,3 +56,2 @@ session) {
       }
-
       return next();
@@ -64,3 +62,2 @@ });
 
-
 function updateInternalUrl (req, destination) {
@@ -67,0 +64,0 @@ var destinationUrl = req.internalUrl.destination.url;

lib/middleware/service-token-middleware.js

@@ -10,5 +10,6 @@ 'use strict';
 module.exports = function (req, res, next) {
-  if (!isBusinessServiceScenario(req)) {
+  if (!isTokenExchangeRequired(req)) {
     return next();
   }
+
   shouldAskBusinessToken(req, function(err, askForToken){
@@ -40,7 +41,6 @@ if (err) {
 
-function isBusinessServiceScenario(req){
-  if (!req.internalUrl || !req.internalUrl.route || !req.internalUrl.route.service) {
-    return false;
-  }
-  if (req.internalUrl.route.credentials && businessServiceUtils.getGrantType(req.internalUrl.route.credentials) === 'user_token'){
+function isTokenExchangeRequired(req){
+  if (req.internalUrl && req.internalUrl.route
+      && req.internalUrl.route.service && req.internalUrl.route.credentials
+      && businessServiceUtils.getGrantType(req.internalUrl.route.credentials) === 'user_token'){
     return true;
@@ -47,0 +47,0 @@ }

lib/utils/destination-utils.js

@@ -14,2 +14,3 @@ 'use strict';
 exports.normalizeDestination = normalizeDestination;
+exports.enhanceDestination = enhanceDestination;
 
@@ -29,2 +30,12 @@ function adjustDestinationProperties(destinations) {
 
+function enhanceDestination (destination) {
+  if (destination.proxyType === 'OnPremise') {
+    var credentials = xsenv.cfServiceCredentials({tag: 'connectivity'});
+    destination['proxyHost'] = credentials.onpremise_proxy_host;
+    destination['proxyPort'] = credentials.onpremise_proxy_port;
+  }
+
+  destination.timeout = destination.timeout ? destination.timeout : 30000;
+}
+
 function normalizeDestinationProperties(destinations) {
@@ -49,2 +60,20 @@ if (!destinations) {
 
+function getFindDestinationReqOptions (destinationName, token, options, cb) {
+  var credentials = getDestinationServiceCredentials ();
+  var headers = {'accept': 'application/json;charset=utf-8'};
+  if (!credentials) {
+    return cb ('Destination service is not bound');
+  }
+  obtainDestinationServiceToken(token, credentials, options, function(err, token) {
+    if (err){
+      return cb(err);
+    }
+    headers.Authorization = 'Bearer ' + token;
+    cb (null, {
+      url: credentials.uri + '/destination-configuration/v1/destinations/' + destinationName,
+      headers: headers
+    });
+  });
+}
+
 function normalizeDestination (destination){
@@ -86,63 +115,13 @@ if (!destination) {
 
+function obtainDestinationServiceToken (token, credentials, options, cb) {
 
-function getUAAurl(serviceCredentials) {
-  return serviceCredentials.url + '/oauth/token';
-}
-
-function getUAARequestFormData(serviceCredentials) {
-  return {
-    'client_id': serviceCredentials.clientid,
-    'client_secret': serviceCredentials.clientsecret,
-    'grant_type': 'client_credentials',
-    'response_type': 'token'
-  };
-}
-
-function obtainDestinationServiceToken (token, credentials, cb) {
   // this is the case when exchange token performed and we have token of destination service
   if (token){
     return cb (null, token);
-  }
+  } else {
   // this is the case when the session is not authenticated, so there were no exchange token.
   // in this case we have to get the token of destination using its client credentials
-  request.post({
-    url: getUAAurl(credentials),
-    form: getUAARequestFormData(credentials)
-  },
-    function (err, res, body) {
-      try {
-        if (err) {
-          return cb(new Error('Error while obtaining token of destination service. ' + err));
-        }
-        if (res.statusCode === 200) {
-          if (!JSON.parse(body).access_token) {
-            cb(new Error('Obtaining token of destination service, Error: Bad token'));
-          }
-          cb(null, JSON.parse(body).access_token);
-        } else {
-          cb(new Error('Error while obtaining token of destination service; Status: ' + res.statusCode +
-            ' Response: ' + JSON.stringify(body)));
-        }
-      } catch (e) {
-        cb(new Error('Obtaining token of destination service, Error: while parsing UAA response; ' + e));
-      }
-    });
-}
+    return cb (null, options.app.services['destination'].token);
+  }
 
-function getFindDestinationReqOptions (destinationName, token, cb) {
-  var credentials = getDestinationServiceCredentials ();
-  var headers = {'accept': 'application/json;charset=utf-8'};
-  if (!credentials) {
-    return cb ('Destination service is not bound');
-  }
-  obtainDestinationServiceToken(token, credentials, function(err, token) {
-    if (err){
-      return cb(err);
-    }
-    headers.Authorization = 'Bearer ' + token;
-    cb (null, {
-      url: credentials.uri + '/destination-configuration/v1/destinations/' + destinationName,
-      headers: headers
-    });
-  });
 }
@@ -152,3 +131,3 @@
 // Search priority is destination on instance level and after that fallback to the shared destinations on subaccount level.
-function findDestination (destinationName, token, cb){
+function findDestination (destinationName, token, options, cb){
   if (!destinationName) {
@@ -159,4 +138,4 @@ return cb('Cannot find destination, destination name is missing');
   var errorMessage;
-  getFindDestinationReqOptions(destinationName, token, function (error, requestOptions) {
-    if (error) {
+  getFindDestinationReqOptions(destinationName, token, options, function(error, requestOptions){
+    if (error){
       return cb(error);
@@ -173,3 +152,2 @@ }
       }
-
       try {
@@ -184,3 +162,1 @@ var destinationLookUpResult = JSON.parse(res.body);
 }
-
-

lib/utils/dynamic-routing-utils.js

@@ -163,3 +163,3 @@ 'use strict';
 
-  if (!req.app || !req.app.html5AppsRepoToken || !req.app.html5AppsRepoToken.accessToken) {
+  if (!req.app || !req.app.services || !req.app.services['html5-apps-repo-rt'] || !req.app.services['html5-apps-repo-rt'].token || !req.app.services['html5-apps-repo-rt'].token.accessToken) {
     return cb ('Missing html5AppsRepo token');
@@ -202,3 +202,3 @@ }
   requestOptions.headers.accept = 'application/json;charset=utf-8';
-  requestOptions.headers.authorization = 'Bearer ' + req.app.html5AppsRepoToken.accessToken;
+  requestOptions.headers.authorization = 'Bearer ' + req.app.services['html5-apps-repo-rt'].token.accessToken;
 
@@ -205,0 +205,0 @@ if (bsCredentials){

lib/utils/token-utils.js

 'use strict';
 
 var xsenv = require('@sap/xsenv');
-var businessServiceUtils = require('./business-service-utils');
 var validators = require('../configuration/validators');
@@ -10,58 +9,24 @@ var passportUtils = require('../passport/utils');
 
-var logger = loggerUtils.getLogger('/token-utils');
-var VError = require('verror').VError;
+exports.getTokens = getBSTokens;
 
-exports.getProxyToken = getProxyToken;
-exports.getHTML5AppsRepoToken = getHTML5AppsRepoToken;
-exports.getTokens = getTokens;
-exports.loadDestinationTokenAsync = loadDestinationTokenAsync;
+function getBSTokens(app) {
+  const DESTINATION = 'destination';
+  const CONNECTIVITY  = 'connectivity';
+  const CLIENT_CREDENTIALS = 'client_credentials';
 
-function getProxyToken(app) {
-  try {
-    var credentials = xsenv.cfServiceCredentials({tag: 'connectivity'});
-    validators.validateConnectivityCredentials(credentials);
-    loadClientCredentialsToken(app, credentials, 'connProxyToken');
-// eslint-disable-next-line no-empty
-  } catch (e) {}
-}
-
-function getHTML5AppsRepoToken(app) {
-  try {
-    var credentials = businessServiceUtils.getCredentials('html5-apps-repo-rt');
-  } catch (e) {return;}
-  try {
-    validators.validateHTML5AppsRepoCredentials(credentials);
-    loadClientCredentialsToken(app, credentials.uaa, 'html5AppsRepoToken');
-  } catch (e){
-    logger.error('can\'t get access token to html5 applications repository runtime service :\n', e);
+  var services = xsenv.readCFServices();
+  if (services){
+    for (var serviceName in services){
+      var service = services[serviceName];
+      if (service.label === DESTINATION || service.label === CONNECTIVITY || service.credentials['grant_type'] === CLIENT_CREDENTIALS){
+        validators.validateClientCredentials(service.credentials);
+        loadClientCredentialsToken(app, service.credentials, service.credentials['sap.cloud.service'] || service.label);
+      }
+    }
   }
 }
 
-function getTokens(app) {
-  getProxyToken(app);
-  getHTML5AppsRepoToken(app);
-  loadDestinationTokenAsync (app);
-}
-
-function loadDestinationTokenAsync (app) {
-  var credentials;
-  var message;
-  try {
-    credentials = xsenv.cfServiceCredentials({tag: 'destination'});
-  } catch (e) {
-    return;
-  }
-  try {
-    validators.validateDestinationCredentials(credentials);
-  } catch (e) {
-    message = 'cannot get access token to destination service :\n' + e.message;
-    logger.error(message);
-    throw new VError(message);
-  }
-  loadClientCredentialsToken(app, credentials, 'destinationToken');
-}
-
-function loadClientCredentialsToken(app, credentials, tokenName) {
+function loadClientCredentialsToken(app, credentials, serviceName) {
   var requestOptions = {
-    url: credentials.url + '/oauth/token/?grant_type=client_credentials',
+    url: (credentials.url || credentials.uaa.url) + '/oauth/token/?grant_type=client_credentials',
     headers: {
@@ -72,4 +37,4 @@ 'content-type': 'application/x-www-form-urlencoded;charset=utf-8',
     auth: {
-      user: credentials.clientid,
-      pass: credentials.clientsecret
+      user: credentials.clientid || credentials.uaa.clientid,
+      pass: credentials.clientsecret || credentials.uaa.clientsecret
     }
@@ -83,3 +48,2 @@ };
     }
-
     if (!uaaResponse.access_token || !uaaResponse.expires_in) {
@@ -90,19 +54,13 @@ return tracer.error('Bad response from UAA when getting client credentials token for ' + credentials.label + '- not all fields are present');
       accessToken: uaaResponse.access_token,
-      expiryDate: passportUtils.getExpiresAt(uaaResponse.expires_in).getTime()
+      tokenType: uaaResponse.token_type
     };
-    app[tokenName] = options;
-    var tokenRefreshTimestamp = options.expiryDate - toMilliseconds(5);
+
+    if (!app.services) {app.services = {};}
+
+    app.services[serviceName] = { token: options };
+    const FIVE_MINUTES = 5 * 60 * 1000;
+    var tokenRefreshTimestamp = passportUtils.getExpiresAt(uaaResponse.expires_in).getTime() - FIVE_MINUTES;
     var msBeforeRetrieval = tokenRefreshTimestamp - Date.now();
-    executeAfter(function () {
-      loadClientCredentialsToken(app, credentials, tokenName);
-    }, msBeforeRetrieval);
+    setTimeout(function () { loadClientCredentialsToken(app, credentials, serviceName);}, msBeforeRetrieval);
   });
 }
-
-function executeAfter(fn, timeout) {
-  setTimeout(fn, timeout);
-}
-
-function toMilliseconds(minutes) {
-  return minutes * 60 * 1000;
-}

package.json

@@ -1,1 +0,1 @@
-{"bundleDependencies":false,"dependencies":{"@sap/audit-logging":"2.2.4","@sap/e2e-trace":"1.3.0","@sap/logging":"4.0.2","@sap/xsenv":"1.2.8","@sap/xssec":"2.1.15","agentkeepalive":"2.0.5","async":"2.0.1","base64-url":"2.0.0","basic-auth":"1.0.3","body-parser":"1.18.3","commander":"2.9.0","compression":"1.7.3","connect":"3.6.5","cookie":"0.2.2","cookie-parser":"1.3.5","cookie-signature":"1.1.0","debug":"3.1.0","deepmerge":"2.1.1","encodeurl":"1.0.2","express-session":"1.15.6","http-proxy-agent":"2.1.0","https-proxy-agent":"2.2.0","jwt-decode":"2.0.1","lodash":"4.17.11","lru-cache":"4.0.0","mime":"1.4.1","moment":"2.19.3","ms":"2.1.1","mustache":"2.2.1","node-cache":"4.1.1","passport":"0.3.2","request":"2.87.0","request-stats":"2.0.1","safe-regex":"1.1.0","scmp":"1.0.0","send":"0.16.2","serve-static":"1.13.2","tough-cookie":"2.3.3","tv4":"1.2.7","uid-safe":"2.1.5","urijs":"1.16.1","uuid":"3.2.1","verror":"1.10.0","ws":"1.1.5"},"deprecated":false,"description":"Node.js based application router","devDependencies":{"chai":"3.5.0","diveSync":"0.3.0","eslint":"3.2.2","express":"4.16.2","filter-node-package":"2.0.0","istanbul":"0.4.4","markdown-toc":"1.1.0","mocha":"3.0.2","mock-require":"3.0.2","node-build":"1.0.0","node-mocks-http":"1.5.2","node-style":"^2.0.0","proxyquire":"1.7.10","rewire":"2.5.2","rimraf":"2.5.4","sinon":"1.17.5","supertest":"3.3.0"},"engines":{"node":"^4.5.0 || ^6.0.0 "},"main":"approuter.js","name":"@sap/approuter","repository":{},"scripts":{"lint":"eslint -c node_modules/node-style/.eslintrc -f stylish lib/ approuter.js","prepareRelease":"node build/delete-extra-packages.js && clean-packages && npm prune --production","start":"node approuter.js","test":"node build/test","toc":"markdown-toc -i README.md && markdown-toc -i doc/extending.md && markdown-toc -i doc/sizingGuide.md"},"version":"5.10.1","warnings":[{"code":"ENOTSUP","required":{"node":"^4.5.0 || ^6.0.0 "},"pkgid":"@sap/approuter@5.10.1"},{"code":"ENOTSUP","required":{"node":"^4.5.0 || ^6.0.0 "},"pkgid":"@sap/approuter@5.10.1"}],"license":"SEE LICENSE IN developer-license-3.1.txt"}
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No alert changes

Improved metrics

Number of lines in readme file

1755

increased by0.34%

Worsened metrics

Total package byte prevSize

1027264

decreased by-0.02%

Lines of code

5934

decreased by-1.18%

No dependency changes