Firestore Import Export

A script that help to export and import in Cloud Firestore

**Update: you can try the NPM package for backup and restore from Firestore now.

Requirements

You need NODE or something that can run JAVASCRIPT (JS) file.

Get serviceAccount JSON file from Project Setting > SERVICE ACCOUNTS in Firebase Console

Change the databaseURL when initializeApp with your own

Setting Up

Download or clone this repository

git clone https://github.com/dalenguyen/firestore-import-export.git

Install NPM packages

npm install

Export database from Firestore

This will help you create a backup of your collection and subcollection from Firestore to a JSON file name firestore-export.json

node export.js <your-collection-name> <sub-collection-name-(optional)>

Import database to Firestore

This will import one collection to Firestore and it will overwrite your current collection if there is a collection with that name in your Firestore. If you have date type in your JSON, please add the field to the command line. The date arguments is optional.

node import.js import-to-firestore.json "date1,date2,date3"

If you have date type in your JSON, please add to your command line

Sample from import-to-firestore.json. "test" will be the collection name. The date type will have _seconds and _nanoseconds in it.

{
  "test" : {
    "first-key" : {
      "email"   : "[email protected]",
      "website" : "dalenguyen.me",
      "custom"  : {
        "firstName" : "Dale",
        "lastName"  : "Nguyen"
      },
      "date": {
        "_seconds":1534046400,
        "_nanoseconds":0
      }
    },
    "second-key" : {
      "email"   : "[email protected]",
      "website" : "google.com",
      "custom"  : {
        "firstName" : "Harry",
        "lastName"  : "Potter"
      },
      "date": {
        "_seconds":1534262435,
        "_nanoseconds":0
      }
    }
  }
}

If you have any recommendation or question, please create an issue. Thanks,