arango-up

This component allow to migrate an arango database (schema / data) from a version to the most recent version. Using javascript files in a folder, will find those files and execute them in sequencial order.

Usage

var database = require('arangojs')({ url: 'http://localhost:8529' });
var updater = require('arango-up');
 
database.useDatabase('db').useBasicAuth('root', '');
 
updater
    .update({ path: './patches', database, data: { server } })
    .then(function () {
        console.log('update completed.');
    });

Installation

npm install arango-up

Put update files in a ./patches folder. Each file should be identified with a number followed by the .js extension.

Example structure

project
    |- patches
        |- 1.js
        |- 2.js
        |- 3.js

update

Updater function takes an options object with the following parameters.

Returns

A promise that is resolved when all patches as been applied. If a patch fail, all subsequent patches are not run and the updater invoke the catch branch of the promise.

Options

• data:

Optionnal data that can be passed to the patches. Usefull for passing the arango object.

• path:

The path to the folder containing the patches. Default is ./patches

• database:

An arangojs database object.

Example of a patch file.

Name the file as 1.js and put it in the ./patches folder.

module.exports = function (e) {
    return e.database.collection('users').create();
}

Development and test

Clone the project

#Clone the project 
git clone https://github.com/xploratics/arango-up.git
 
#Move into the cloned repo 
cd arango-up
 
#Install all dependencies 
npm install
 
#Mount the database, you can execute that to recreate the database 
npm run mount-db
 
#Run the tests 
npm test
 
#Unmount the database 
npm run unmount-db

License

MIT License