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Merge pull request #87 from daffl/patch-1

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Update FeathersJS cheatsheet to Feathers v4
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Julien Le Coupanec 2019-08-28 18:19:05 +02:00 committed by GitHub
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1 changed files with 106 additions and 214 deletions
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backend/feathers.js
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@ -113,13 +113,13 @@ app.service('my-service').hooks({
before: {
all: [
// Use normal functions
function(context) { console.log('before all hook ran'); }
async function(context) { console.log('before all hook ran'); }
],
find: [
// Use ES6 arrow functions
context => console.log('before find hook 1 ran'),
context => console.log('before find hook 2 ran')
async context => console.log('before find hook 2 ran')
],
async create (context) {
@ -177,7 +177,8 @@ service.publish([event,] fn) // registers a publishing function for a specific
app.publish([event,] fn) // registers an event publishing callback
app.on('connection', connection => {}) // fired every time a new real-time connection is established
app.on('login', (payload, info) => {}) // sent by the authentication module and also contains the connection in the info object that is passed as the second parameter
app.on('disconnection', connection => {})
app.on('login', (authenticationResult, params, context) => {}) // sent by the authentication module and also contains the connection in the info object that is passed as the second parameter
/* *******************************************************************************************
@ -233,13 +234,6 @@ app.configure(socketio(callback)) // sets up the Socket.io t
app.configure(socketio(options [, callback])) // sets up the Socket.io transport with the given Socket.io options object and optionally calls the callback
app.configure(socketio(port, [options], [callback])) // creates a new Socket.io server on a separate port. Options and a callback are optional
// The options can also be used to initialize uWebSocket which is a WebSocket server
// implementation that provides better performace and reduced latency.
// npm install uws --save
app.configure(socketio({
wsEngine: 'uws'
}));
// --> PRIMUS <--
// https://docs.feathersjs.com/api/client/primus.html
@ -306,55 +300,65 @@ npm install @feathersjs/authentication --save
# Wraps the passport-local authentication strategy (username and password)
npm install @feathersjs/authentication-local --save
# Wraps the passport-jwt authentication strategy (JSON Web Token access token)
npm install @feathersjs/authentication-jwt --save
# Allows you to use any Passport OAuth1 authentication strategy (most notably Twitter)
npm install @feathersjs/authentication-oauth1 --save
# Allows you to use any Passport OAuth2 authentication strategy (FB, Instagram, Github, Google...)
npm install @feathersjs/authentication-oauth2 --save
# Allows to use 180+ oAuth providers (Facebook, Google, Twitter etc.)
npm install @feathersjs/authentication-oauth --save
```
// --> SERVER <--
// https://docs.feathersjs.com/api/authentication/server.html
const options = {
path: '/authentication', // the authentication service path
header: 'Authorization', // the header to use when using JWT auth
entity: 'user', // the entity that will be added to the request, socket, and context.params. (ie. req.user, socket.user, context.params.user)
service: 'users', // the service to look up the entity
passReqToCallback: true, // whether the request object should be passed to the strategies `verify` function
session: false, // whether to use sessions
cookie: {
enabled: false, // whether cookie creation is enabled
name: 'feathers-jwt', // the cookie name
httpOnly: false, // when enabled, prevents the client from reading the cookie.
secure: true // whether cookies should only be available over HTTPS
},
jwt: {
header: { typ: 'access' }, // by default is an access token but can be any type
audience: 'https://yourdomain.com', // The resource server where the token is processed
subject: 'anonymous', // Typically the entity id associated with the JWT
issuer: 'feathers', // The issuing server, application or resource
algorithm: 'HS256', // the algorithm to use
expiresIn: '1d' // the access token expiry
"authentication": {
"secret": "CHANGE_ME", // The token signing secret
"entity": "user", // the entity that will be added to the request, socket, and context.params. (ie. req.user, socket.user, context.params.user)
"service": "users", // the service to look up the entity
"authStrategies": [ "jwt", "local" ], // The authentication strategies to allow to create a token
"jwtOptions": {
"header": { "typ": "access" }, // by default is an access token but can be any type
"audience": "https://yourdomain.com", // The resource server where the token is processed
"issuer": "feathers", // The issuing server, application or resource
"algorithm": "HS256", // the algorithm to use
"expiresIn": "1d" // the access token expiry
}
}
}
app.configure(auth(options)) // configure the authentication plugin with the given options
const { AuthenticationService, JWTStrategy } = require('@feathersjs/authentication');
service = app.service('authentication') // service for creating JWT (implements only the create and remove methods)
let authService = new AuthenticationService(app);
service.create(data) // creates a JWT based on the jwt options configured on the plugin
service.remove(data) // removes the JWT token (mostly exists for the logout process)
service.hooks({ before }) // registers hooks for this service
service.hooks({ after }) // registers hooks for this service
service.register('jwt', new JWTStrategy());
app.passport.createJWT(payload, options) // used by the authentication service to generate JSON Web Tokens
app.passport.verifyJWT(token, options) // verifies the signature and payload of the passed in JWT token using the options
app.use('/authentication', authService);
app.configure(expressOauth());
app.get('defaultAuthentication') // The name of the default authentication service
authService = app.service('authentication') // service for creating JWT (implements only the create and remove methods)
authService.hooks({ before }) // registers hooks for this service
authService.hooks({ after }) // registers hooks for this service
new AuthenticationService(app) // Create a new authentication service
class MyAuthenticationService extends AuthenticationService {} // Customize the authentication service
authService.authenticate(data, params, ...strategies) // Authenticate with strategies
authService.create(data, params) // Authenticate with data and params
authService.create({ // Authenticate and create a JWT using the local strategy email/password
strategy: 'local',
email: 'hello@feathersjs.com',
password: 'supersecret'
});
authService.remove(id, params) // removes the JWT token (mostly exists for the logout process)
authService.configuration // The current configuration
authService.register(name, strategy) // Register a new authentication strategy
authService.createAccessToken(payload) // Create a new access token with payload
authService.verifyAccessToken(accessToken) // Verify an existing access token
authService.getTokenOptions(authResult, params) // Get the options for a token
authService.getPayload(authResult, params) // Return the payload for an authentication result
authService.parse(req, res, ...strategies) // Parse an HTTP request and response with using a list of strategies
auth.hooks.authenticate(strategies) // registers an array of authentication strategies on a service method
app.on('login', callback)) // emits an event whenever a client successfully authenticates
app.on('logout', callback)) // emits an event whenever a client successfully logout
@ -363,198 +367,77 @@ app.on('logout', callback)) // emits an event whenever a client successfully lo
// https://docs.feathersjs.com/api/authentication/client.html
const options = {
path: '/authentication', // the server-side authentication service path
header: 'Authorization', // the default authorization header for REST
jwtStrategy: 'jwt', // the name of the JWT authentication strategy
entity: 'user', // the entity you are authenticating (ie. a users)
service: 'users', // the service to look up the entity
cookie: 'feathers-jwt', // the name of the cookie to parse the JWT from when cookies are enabled server side
storageKey: 'feathers-jwt', // the key to store the accessToken in localstorage or AsyncStorage on React Native
storage: undefined // Passing a WebStorage-compatible object to enable automatic storage on the client.
storage: window.localStorage, // The storage to store the access token
path: '/authentication', // The path of the authentication service
locationKey: 'access_token', // The name of the window hash parameter to parse for an access token from the window.location. Usually used by the oAuth flow.
locationErrorKey: 'error', // The name of the window hash parameter to parse for authentication errors. Usually used by the oAuth flow.
jwtStrategy: 'jwt', // The access token authentication strategy
storageKey: 'feathers-jwt', // Key for storing the token in e.g. localStorage
header: 'Authorization', // Name of the accessToken header
scheme: 'Bearer', // The HTTP header scheme
Authentication: AuthenticationClient // Allows to provide a customized authentication client class
}
app.configure(auth(options)) // configure the authentication plugin with the given options
app.authenticate() // authenticates using the JWT from the storage
app.reAuthenticate() // authenticates using the JWT from the storage
app.authenticate(options) // authenticate with a Feathers server by passing a strategy and other properties as credentials
app.logout() // removes the JWT accessToken from storage on the client
app.passport.getJWT() // pulls the JWT from storage or the cookie
app.passport.verifyJWT(token) // verifies that a JWT is not expired and decode it to get the payload
app.passport.payloadIsValid(token) // synchronously verify that a token has not expired
const authenticationInfo = await app.get('authentication'); // The authenticatoin information (like the user)
app.on('authenticated', callback)) // emits an event whenever the client successfully authenticates
app.on('logout', callback)) // emits an event whenever the client successfully authenticates
app.on('reauthentication-error', errorHandler) // will automatically handle attempting to re-authenticate the socket when the client regains connectivity with the server
app.on('login', callback) // emits an event whenever the client successfully authenticates
app.on('logout', callback) // emits an event whenever the client successfully authenticates
// --> LOCAL (EMAIL & PASSWORD) <--
// https://docs.feathersjs.com/api/authentication/local.html
const feathers = require('@feathersjs/feathers');
const authentication = require('@feathersjs/authentication');
const local = require('@feathersjs/authentication-local');
const app = feathers();
const { LocalStrategy } = require('@feathersjs/authentication-local');
const options = {
name: 'local', // the name to use when invoking the authentication Strategy
entity: 'user', // the entity that you're comparing username/password against
service: 'users', // the service to look up the entity
usernameField: 'email', // key name of username field
passwordField: 'password', // key name of password field
passReqToCallback: true, // whether the request object should be passed to `verify`
session: false, // whether to use sessions
Verifier: Verifier // A Verifier class. Defaults to the built-in one but can be a custom one
usernameField: 'email', // Name of the username field in the (e.g. 'email')
passwordField: 'password', // Name of the password field (e.g. 'password')
hashSize: 10, // The BCrypt hash size
errorMessage: 'Invalid login', // The error message to return on errors
entityUsernameField: usernameField, // Name of the username field on the entity if authentication request data and entity field names are different
entityPasswordField: passwordField // Name of the password field on the entity if authentication request data and entity field names are different
}
app.configure(authentication(options));
app.configure(local());
// Setup a hook to only allow valid JWTs or successful
// local auth to authenticate and get new JWT access tokens
app.service('authentication').hooks({
before: {
create: [
authentication.hooks.authenticate(['local', 'jwt'])
]
}
});
authService.register('local', new LocalStrategy());
local.hooks.hashPassword() // hashes plain text passwords before they are saved to the database
local.hooks.protect('password') // makes sure that protected fields don't get sent to a client
// --> JWT <--
// https://docs.feathersjs.com/api/authentication/jwt.html
// --> OAUTH <--
// https://docs.feathersjs.com/api/authentication/oauth.html
const { expressOauth, OAuthStrategy } = require('@feathersjs/authentication-oauth');
const feathers = require('@feathersjs/feathers');
const authentication = require('@feathersjs/authentication');
const jwt = require('@feathersjs/authentication-jwt');
const app = feathers();
class GitHubStrategy extends OAuthStrategy {
async getEntityData(profile) {
const baseData = await super.getEntityData(profile);
const options = {
name: 'jwt', // the name to use when invoking the authentication Strategy
entity: 'user', // the entity that you pull from if an 'id' is present in the payload
service: 'users', // the service to look up the entity
passReqToCallback: true, // whether the request object should be passed to `verify`
jwtFromRequest: [ // a passport-jwt option determining where to parse the JWT
ExtractJwt.fromHeader, // From "Authorization" header
ExtractJwt.fromAuthHeaderWithScheme('Bearer'), // Allowing "Bearer" prefix
ExtractJwt.fromBodyField('body') // from request body
],
secretOrKey: auth.secret, // Your main secret provided to passport-jwt
session: false, // whether to use sessions,
Verifier: Verifier // A Verifier class. Defaults to the built-in one but can be a custom one. See below for details.
return {
...baseData,
email: profile.email
};
}
}
app.configure(authentication(options));
app.configure(jwt());
// Setup a hook to only allow valid JWTs to authenticate
// and get new JWT access tokens
app.service('authentication').hooks({
before: {
create: [
authentication.hooks.authenticate(['jwt'])
]
}
});
// --> OAUTH1 <--
// https://docs.feathersjs.com/api/authentication/oauth1.html
const feathers = require('@feathersjs/feathers');
const authentication = require('@feathersjs/authentication');
const jwt = require('@feathersjs/authentication-jwt');
const oauth1 = require('@feathersjs/authentication-oauth1');
const session = require('express-session');
const TwitterStrategy = require('passport-twitter').Strategy;
const app = feathers();
// Setup in memory session
app.use(session({
secret: 'super secret',
resave: true,
saveUninitialized: true
}));
authService.register('github', new MyGitHubStrategy());
const options = {
idField: '<provider>Id', // The field to look up the entity by when logging in with the provider. Defaults to '<provider>Id' (ie. 'twitterId').
path: '/auth/<provider>', // The route to register the middleware
callbackURL: 'http(s)://hostame[:port]/auth/<provider>/callback', // The callback url. Will automatically take into account your host and port and whether you are in production based on your app environment to construct the url. (ie. in development http://localhost:3030/auth/twitter/callback)
entity: 'user', // the entity that you are looking up
service: 'users', // the service to look up the entity
passReqToCallback: true, // whether the request object should be passed to `verify`
session: true, // whether to use sessions,
handler: fn, // Express middleware for handling the oauth callback. Defaults to the built in middleware.
formatter: fn, // The response formatter. Defaults the the built in feathers-rest formatter, which returns JSON.
Verifier: Verifier // A Verifier class. Defaults to the built-in one but can be a custom one. See below for details.
authentication: {
oauth: {
redirect: '/', // The redirect after a successful login
github: { // The per-strategy configuration
key: '<Client ID>',
secret: '<Client secret>'
}
}
}
}
// Setup authentication
app.configure(authentication(options));
app.configure(jwt());
app.configure(oauth1({
name: 'twitter',
Strategy: TwitterStrategy,
consumerKey: '<your consumer key>',
consumerSecret: '<your consumer secret>'
}));
// Setup a hook to only allow valid JWTs to authenticate
// and get new JWT access tokens
app.service('authentication').hooks({
before: {
create: [
authentication.hooks.authenticate(['jwt'])
]
}
});
// --> OAUTH 2 <--
// https://docs.feathersjs.com/api/authentication/oauth2.html
const feathers = require('@feathersjs/feathers');
const authentication = require('@feathersjs/authentication');
const jwt = require('@feathersjs/authentication-jwt');
const oauth2 = require('@feathersjs/authentication-oauth2');
const FacebookStrategy = require('passport-facebook').Strategy;
const app = feathers();
const options = {
idField: '<provider>Id', // The field to look up the entity by when logging in with the provider. Defaults to '<provider>Id' (ie. 'facebookId').
path: '/auth/<provider>', // The route to register the middleware
callbackURL: 'http(s)://hostname[:port]/auth/<provider>/callback', // The callback url. Will automatically take into account your host and port and whether you are in production based on your app environment to construct the url. (ie. in development http://localhost:3030/auth/facebook/callback)
successRedirect: undefined,
failureRedirect: undefined,
entity: 'user', // the entity that you are looking up
service: 'users', // the service to look up the entity
passReqToCallback: true, // whether the request object should be passed to `verify`
session: false, // whether to use sessions,
handler: fn, // Express middleware for handling the oauth callback. Defaults to the built in middleware.
formatter: fn, // The response formatter. Defaults the the built in feathers-rest formatter, which returns JSON.
Verifier: Verifier // A Verifier class. Defaults to the built-in one but can be a custom one. See below for details.
}
// Setup authentication
app.configure(authentication({ secret: 'super secret' }));
app.configure(jwt());
app.configure(oauth2({
name: 'facebook',
Strategy: FacebookStrategy,
clientID: '<your client id>',
clientSecret: '<your client secret>',
scope: ['public_profile', 'email']
}));
// Setup a hook to only allow valid JWTs to authenticate
// and get new JWT access tokens
app.service('authentication').hooks({
before: {
create: [
authentication.hooks.authenticate(['jwt'])
]
}
});
app.configure(expressOauth(options));
/* *******************************************************************************************
@ -602,7 +485,9 @@ app.use('/messages', service({
paginate: { // (optional) a pagination object containing a default and max page size
default: undefined, // sets the default number of items when $limit is not set
max: undefined // sets the maximum allowed number of items per page (even if the $limit query parameter is set higher)
}
},
whitelist: [], // A list of additional non-standard query parameters to allow (e.g [ '$regex', '$populate' ])
multi: true // Allow create with arrays and update and remove with id null to change multiple items
}));
adapter.find() // returns a list of all records matching the query in params.query using the common querying mechanism
@ -612,6 +497,14 @@ adapter.update(id, data, params) // completely replaces a single record identif
adapter.patch(id, data, params) // merges a record identified by id with data. id can be null to allow replacing multiple records (all records that match params.query the same as in .find). id can not be changed
adapter.remove(id, params) // removes a record identified by id. id can be null to allow removing multiple records (all records that match params.query the same as in .find)
// Hook-less
adapter._find()
adapter._get(id, params)
adapter._create(data, params)
adapter._update(id, data, params)
adapter._patch(id, data, params)
adapter._remove(id, params)
// --> QUERYING <--
// https://docs.feathersjs.com/api/databases/querying.html
@ -673,14 +566,13 @@ app.service('messages').find({
// │ │ └── ...
// │ ├── services/ # contains our services
// │ │ └── ...
// │ ├── tests/ # contains Mocha test files for the app, hooks and services
// │ │ └── ...
// │ │
// │ ├── index.js # is used to load and start the application
// │ ├── app.js # configures our Feathers application
// │ ├── app.hooks.js # contains hooks which that run for all services
// │ └── channels.js # set up Feathers event channels
// │
// ├── tests/ # contains Mocha test files for the app, hooks and services
// │ └── ...
// ├── .editorconfig # helps developers define and maintain consistent coding styles
// ├── .eslintrc.json # eslint configuration
// └── package.json # express server for production