Merge pull request #22580 from overleaf/ar-migrate-server-ce-scripts

Convert server-ce-scripts module to ES modules

GitOrigin-RevId: 516247b25b5bdbfd89fee4b99a88431097c827de

services/web/modules/server-ce-scripts/scripts/check-mongodb.mjs

@@ -0,0 +1,64 @@
+import mongodb from 'mongodb-legacy'
+import {
+  connectionPromise,
+  db,
+} from '../../../app/src/infrastructure/mongodb.js'
+
+const { ObjectId } = mongodb
+
+const MIN_MONGO_VERSION = [5, 0]
+
+async function main() {
+  let mongoClient
+  try {
+    mongoClient = await connectionPromise
+  } catch (err) {
+    console.error('Cannot connect to mongodb')
+    throw err
+  }
+
+  await checkMongoVersion(mongoClient)
+
+  try {
+    await testTransactions(mongoClient)
+  } catch (err) {
+    console.error("Mongo instance doesn't support transactions")
+    throw err
+  }
+}
+
+async function testTransactions(mongoClient) {
+  const session = mongoClient.startSession()
+  try {
+    await session.withTransaction(async () => {
+      await db.users.findOne({ _id: new ObjectId() }, { session })
+    })
+  } finally {
+    await session.endSession()
+  }
+}
+
+async function checkMongoVersion(mongoClient) {
+  const buildInfo = await mongoClient.db().admin().buildInfo()
+  const [major, minor] = buildInfo.versionArray
+  const [minMajor, minMinor] = MIN_MONGO_VERSION
+
+  if (major < minMajor || (major === minMajor && minor < minMinor)) {
+    const version = buildInfo.version
+    const minVersion = MIN_MONGO_VERSION.join('.')
+    console.error(
+      `The MongoDB server has version ${version}, but Overleaf requires at least version ${minVersion}. Aborting.`
+    )
+    process.exit(1)
+  }
+}
+
+main()
+  .then(() => {
+    console.error('Mongodb is up.')
+    process.exit(0)
+  })
+  .catch(err => {
+    console.error(err)
+    process.exit(1)
+  })