Replaces saml-idp with @node-saml/node-saml

Signed-off-by: Darshit Chanpura <dchanp@amazon.com>

Author: DarshitChanpura

package.json

@@ -36,7 +36,7 @@
     "husky": "^8.0.0",
     "jose": "^5.2.4",
     "minimist": "^1.2.8",
-    "saml-idp": "^1.2.1",
+    "@node-saml/node-saml": "^5.0.1",
     "selfsigned": "^2.0.1"
   },
   "dependencies": {

test/jest_integration/runIdpServer.js

@@ -13,26 +13,61 @@
  *   permissions and limitations under the License.
  */
 
-const { runServer } = require('saml-idp');
-
+const express = require('express');
+const bodyParser = require('body-parser');
+const minimist = require('minimist');
 const { generate } = require('selfsigned');
+const { SAML } = require('@node-saml/node-saml');
 
-const minimist = require('minimist');
+const argv = minimist(process.argv.slice(2), {
+  default: { basePath: '' },
+});
 
-const pems = generate(null, {
+const pems = generate([{ name: 'commonName', value: 'Test Identity Provider' }], {
   keySize: 2048,
   clientCertificateCN: '/C=US/ST=California/L=San Francisco/O=JankyCo/CN=Test Identity Provider',
   days: 7300,
 });
 
-const argv = minimist(process.argv.slice(2), {
-  default: { basePath: '' },
+// configure the SAML client (Service Provider)
+const saml = new SAML({
+  // Dashboards SAML ACS URL
+  callbackUrl: `http://localhost:5601${argv.basePath}/_opendistro/_security/saml/acs`,
+  // the IdP redirect endpoint (you’ll register this SP with them ahead of time)
+  entryPoint: 'https://your-idp.example.com/saml2/idp/SSOService.php',
+  // the SP entityID (Audience URI)
+  issuer: 'https://localhost:9200',
+  // SP signing key & cert
+  privateKey: pems.private.toString(),
+  publicCert: pems.cert,
+  // validate the IdP’s signature on the Response
+  idpCert: pems.cert,
+  audience: 'https://localhost:9200',
+  skipRequestCompression: true,
 });
 
-// Create certificate pair on the fly and pass it to runServer
-runServer({
-  acsUrl: `http://localhost:5601${argv.basePath}/_opendistro/_security/saml/acs`,
-  audience: 'https://localhost:9200',
-  cert: pems.cert,
-  key: pems.private.toString().replace(/\r\n/, '\n'),
+const app = express();
+app.use(bodyParser.urlencoded({ extended: false }));
+
+// Initiate SSO by redirecting the browser to the IdP
+app.get('/login', (req, res, next) => {
+  saml.getAuthorizeUrl(req, (err, url) => {
+    if (err) return next(err);
+    res.redirect(url);
+  });
+});
+
+// Consume the SAMLResponse at ACS endpoint
+app.post(`/_opendistro/_security/saml/acs`, (req, res, next) => {
+  const { SAMLResponse, RelayState } = req.body;
+  saml.validatePostResponse({ SAMLResponse, RelayState }, (err, profile, logout) => {
+    if (err) return next(err);
+    res.send(`SAML login successful for ${profile.nameID}`);
+  });
+});
+
+const port = 5601;
+app.listen(port, () => {
+  console.log(`SAML SP listening on http://localhost:${port}`);  
 });
+