utilized mongodb as persistent store for sessions

backend/package-lock.json

@@ -24,6 +24,7 @@
         "bcrypt": "^5.1.0",
         "bigint-conversion": "^2.4.0",
         "builder-pattern": "^2.2.0",
+        "connect-mongo": "^4.6.0",
         "cookie-parser": "^1.4.6",
         "cors": "^2.8.5",
         "crypto-js": "^4.1.1",
@@ -4800,6 +4801,17 @@
       "integrity": "sha512-BSHWgDSAiKs50o2Re8ppvp3seVHXSRM44cdSsT9FfNEUUZLOGWVCsiWaRPWM1Znn+mqZ1OfVZ3z3DWEzSp7hRA==",
       "dev": true
     },
+    "node_modules/asn1.js": {
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-5.4.1.tgz",
+      "integrity": "sha512-+I//4cYPccV8LdmBLiX8CYvf9Sp3vQsrqu2QNXRcrbiWvcx/UdlFiqUJJzxRQxgsZmvhXhn4cSKeSmoFjVdupA==",
+      "dependencies": {
+        "bn.js": "^4.0.0",
+        "inherits": "^2.0.1",
+        "minimalistic-assert": "^1.0.0",
+        "safer-buffer": "^2.1.0"
+      }
+    },
     "node_modules/assert-plus": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
@@ -5043,6 +5055,11 @@
         "node": ">=8"
       }
     },
+    "node_modules/bn.js": {
+      "version": "4.12.0",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+      "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+    },
     "node_modules/body-parser": {
       "version": "1.20.1",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.1.tgz",
@@ -5527,6 +5544,21 @@
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
       "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg=="
     },
+    "node_modules/connect-mongo": {
+      "version": "4.6.0",
+      "resolved": "https://registry.npmjs.org/connect-mongo/-/connect-mongo-4.6.0.tgz",
+      "integrity": "sha512-8new4Z7NLP3CGP65Aw6ls3xDBeKVvHRSh39CXuDZTQsvpeeU9oNMzfFgvqmHqZ6gWpxIl663RyoVEmCAGf1yOg==",
+      "dependencies": {
+        "debug": "^4.3.1",
+        "kruptein": "^3.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "peerDependencies": {
+        "mongodb": "^4.1.0"
+      }
+    },
     "node_modules/console-control-strings": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
@@ -8061,6 +8093,17 @@
         "node": ">=6"
       }
     },
+    "node_modules/kruptein": {
+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/kruptein/-/kruptein-3.0.6.tgz",
+      "integrity": "sha512-EQJjTwAJfQkC4NfdQdo3HXM2a9pmBm8oidzH270cYu1MbgXPNPMJuldN7OPX+qdhPO5rw4X3/iKz0BFBfkXGKA==",
+      "dependencies": {
+        "asn1.js": "^5.4.1"
+      },
+      "engines": {
+        "node": ">8"
+      }
+    },
     "node_modules/kuler": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/kuler/-/kuler-2.0.0.tgz",
@@ -8338,6 +8381,11 @@
         "node": ">=6"
       }
     },
+    "node_modules/minimalistic-assert": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
+      "integrity": "sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A=="
+    },
     "node_modules/minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
@@ -17106,6 +17154,17 @@
       "integrity": "sha512-BSHWgDSAiKs50o2Re8ppvp3seVHXSRM44cdSsT9FfNEUUZLOGWVCsiWaRPWM1Znn+mqZ1OfVZ3z3DWEzSp7hRA==",
       "dev": true
     },
+    "asn1.js": {
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-5.4.1.tgz",
+      "integrity": "sha512-+I//4cYPccV8LdmBLiX8CYvf9Sp3vQsrqu2QNXRcrbiWvcx/UdlFiqUJJzxRQxgsZmvhXhn4cSKeSmoFjVdupA==",
+      "requires": {
+        "bn.js": "^4.0.0",
+        "inherits": "^2.0.1",
+        "minimalistic-assert": "^1.0.0",
+        "safer-buffer": "^2.1.0"
+      }
+    },
     "assert-plus": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
@@ -17288,6 +17347,11 @@
       "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==",
       "dev": true
     },
+    "bn.js": {
+      "version": "4.12.0",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+      "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+    },
     "body-parser": {
       "version": "1.20.1",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.1.tgz",
@@ -17646,6 +17710,15 @@
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
       "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg=="
     },
+    "connect-mongo": {
+      "version": "4.6.0",
+      "resolved": "https://registry.npmjs.org/connect-mongo/-/connect-mongo-4.6.0.tgz",
+      "integrity": "sha512-8new4Z7NLP3CGP65Aw6ls3xDBeKVvHRSh39CXuDZTQsvpeeU9oNMzfFgvqmHqZ6gWpxIl663RyoVEmCAGf1yOg==",
+      "requires": {
+        "debug": "^4.3.1",
+        "kruptein": "^3.0.0"
+      }
+    },
     "console-control-strings": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
@@ -19567,6 +19640,14 @@
       "integrity": "sha512-eTIzlVOSUR+JxdDFepEYcBMtZ9Qqdef+rnzWdRZuMbOywu5tO2w2N7rqjoANZ5k9vywhL6Br1VRjUIgTQx4E8w==",
       "dev": true
     },
+    "kruptein": {
+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/kruptein/-/kruptein-3.0.6.tgz",
+      "integrity": "sha512-EQJjTwAJfQkC4NfdQdo3HXM2a9pmBm8oidzH270cYu1MbgXPNPMJuldN7OPX+qdhPO5rw4X3/iKz0BFBfkXGKA==",
+      "requires": {
+        "asn1.js": "^5.4.1"
+      }
+    },
     "kuler": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/kuler/-/kuler-2.0.0.tgz",
@@ -19788,6 +19869,11 @@
       "integrity": "sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg==",
       "dev": true
     },
+    "minimalistic-assert": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.1.tgz",
+      "integrity": "sha512-UtJcAD4yEaGtjPezWuO9wC4nwUnVH/8/Im3yEHQP4b67cXlD/Qr9hdITCU1xDbSEXg2XKNaP8jsReV7vQd00/A=="
+    },
     "minimatch": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",

backend/package.json

@@ -15,6 +15,7 @@
     "bcrypt": "^5.1.0",
     "bigint-conversion": "^2.4.0",
     "builder-pattern": "^2.2.0",
+    "connect-mongo": "^4.6.0",
     "cookie-parser": "^1.4.6",
     "cors": "^2.8.5",
     "crypto-js": "^4.1.1",

backend/src/index.ts

@@ -5,6 +5,7 @@ import helmet from 'helmet';
 import cors from 'cors';
 import session from 'express-session';
 import * as Sentry from '@sentry/node';
+import MongoStore from 'connect-mongo';
 import { DatabaseService } from './services';
 import { setUpHealthEndpoint } from './services/health';
 import { initSmtp } from './services/smtp';
@@ -86,7 +87,8 @@ const main = async () => {
     TelemetryService.logTelemetryMessage();
     setTransporter(await initSmtp());
 
-    await DatabaseService.initDatabase(await getMongoURL());
+    const mongoURL = await getMongoURL();
+    await DatabaseService.initDatabase(mongoURL);
     if ((await getNodeEnv()) !== 'test') {
         Sentry.init({
             dsn: await getSentryDSN(),
@@ -116,6 +118,10 @@ const main = async () => {
         secret: await getSessionSecret(),
         resave: false, // don't save session if unmodified
         saveUninitialized: false, // don't create session until something stored
+        store: MongoStore.create({
+            mongoUrl: mongoURL,
+            dbName: 'sessions',
+        })
     }));
 
     if ((await getNodeEnv()) === 'production') {