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Let users define their own database as easily as possible. (#10209)
* Let users define their own client token. * Make sure users know that GraphQL schema can also be done via the UI * Update README.md * Update setup.js Co-authored-by: Matthew Sweeney <mail@msweeneydev.com> Co-authored-by: Joe Haddad <timer150@gmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| // This script sets up the database to be used for this example application. | ||
| // Look at the code to see what is behind the magic | ||
| const faunadb = require('faunadb') | ||
| const q = faunadb.query | ||
| const request = require('request') | ||
| const fs = require('fs') | ||
| const streamToPromise = require('stream-to-promise') | ||
|
|
||
| const readline = require('readline').createInterface({ | ||
| input: process.stdin, | ||
| output: process.stdout, | ||
| }) | ||
|
|
||
| // In order to set up a database, we need a server key, so let's ask the user for a key. | ||
| readline.question(`Please provide the FaunaDB server key\n`, serverKey => { | ||
| // A graphql schema can be imported in override or merge mode: 'https://docs.fauna.com/fauna/current/api/graphql/endpoints#import' | ||
| const options = { | ||
| model: 'merge', | ||
| uri: 'https://graphql.fauna.com/import', | ||
| headers: { Authorization: `Bearer ${serverKey}` }, | ||
| } | ||
| const stream = fs.createReadStream('./schema.gql').pipe(request.post(options)) | ||
|
|
||
| streamToPromise(stream) | ||
| .then(res => { | ||
| const readableResult = res.toString() | ||
| if (readableResult.startsWith('Invalid authorization header')) { | ||
| console.error('You need to provide a secret, closing. Try again') | ||
| return readline.close() | ||
| } else if (readableResult.startsWith('Invalid database secret')) { | ||
| console.error( | ||
| 'The secret you have provided is not valid, closing. Try again' | ||
| ) | ||
| return readline.close() | ||
| } else if (readableResult.includes('success')) { | ||
| console.log('1. Successfully imported schema') | ||
| return readline.close() | ||
| } | ||
| }) | ||
| .catch(err => { | ||
| console.error(err) | ||
| console.error(`Could not import schema, closing`) | ||
| }) | ||
| .then(res => { | ||
| // The GraphQL schema is important, this means that we now have a GuestbookEntry Colleciton and an entries index. | ||
| // Then we create a token that can only read and write to that index and collection | ||
| var client = new faunadb.Client({ secret: serverKey }) | ||
| return client | ||
| .query( | ||
| q.CreateRole({ | ||
| name: 'GuestbookRole', | ||
| privileges: [ | ||
| { | ||
| resource: q.Collection('GuestbookEntry'), | ||
| actions: { read: true, write: true }, | ||
| }, | ||
| { | ||
| resource: q.Index('entries'), | ||
| actions: { read: true }, | ||
| }, | ||
| ], | ||
| }) | ||
| ) | ||
| .then(res => { | ||
| console.log( | ||
| '2. Successfully created role to read and write guestbook entries' | ||
| ) | ||
| }) | ||
| .catch(err => { | ||
| if (err.toString().includes('instance already exists')) { | ||
| console.log('2. Role already exists.') | ||
| } else { | ||
| throw err | ||
| } | ||
| }) | ||
| }) | ||
| .catch(err => { | ||
| console.error(err) | ||
| console.error(`Failed to create role, closing`) | ||
| }) | ||
| .then(res => { | ||
| // The GraphQL schema is important, this means that we now have a GuestbookEntry Colleciton and an entries index. | ||
| // Then we create a token that can only read and write to that index and collection | ||
| var client = new faunadb.Client({ secret: serverKey }) | ||
| return client | ||
| .query( | ||
| q.CreateKey({ | ||
| role: q.Role('GuestbookRole'), | ||
| }) | ||
| ) | ||
| .then(res => { | ||
| console.log('3. Created key to use in client') | ||
| console.log( | ||
| 'Replace the < GRAPHQL_SECRET > placehold in next.config.js with:' | ||
| ) | ||
| console.log(res.secret) | ||
| }) | ||
| }) | ||
| .catch(err => { | ||
| console.error(err) | ||
| console.error(`Failed to create key, closing`) | ||
| }) | ||
| }) |