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uci-socket
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refactor options processing, remove opts.np

tls
David Kebler 2018-03-02 08:34:10 -08:00
parent 283957f641
commit 1f45aec2fa
11 changed files with 54 additions and 50 deletions
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21
examples/client.mjs
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@ -1,19 +1,16 @@
import Consumer from '../src/consumer'
const client1= new Consumer({np:true,name:'example-consumer1' })
const client2 = new Consumer({np:true,name:'example-consumer2'})
// const client1= new Consumer({name:'example-consumer1' })
const client= new Consumer({path:true, name:'example-consumer' })
let packet1 = {name: 'client1', cmd:'doit', data:'data sent by client1'}
let packet2 = {name: 'client2', cmd:'doit', data:'data sent by client2'}
let packet = {name: 'client', cmd:'doit', data:'data sent by client'}
// This is your client handler object waiting on a message to do something
const process = function (packet) {
console.log(`Packet from ${packet.name} Processed by Socket: ${packet.status}`)
}
client1.registerPacketProcessor(process)
//
// client2._packetProcess = process
client.registerPacketProcessor(process)
;
(async () => {
@ -21,13 +18,9 @@ client1.registerPacketProcessor(process)
// await Promise.all([client1.connect(),client2.connect()])
await client1.connect()
console.log('=========\n',await client1.send(packet1))
// client1.send(packet1)
// client2.send(packet2)
// client1.end()
// client2.end()
await client.connect()
console.log('=========\n',await client.send(packet))
client.end()
})().catch(err => {
console.error('FATAL: UNABLE TO START SYSTEM!\n',err)

6
examples/client2.mjs
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@ -19,8 +19,8 @@ class Client extends Consumer {
}
const client1= new Client({path:USOCKET,name:'example-consumer1' })
const client2 = new Client({path:USOCKET,name:'example-consumer2'})
const client1= new Client({path:true,name:'example-consumer1' })
const client2 = new Client({path:true,name:'example-consumer2'})
let packet1 = {name: 'client1', cmd:'doit', data:'data sent by client1'}
let packet2 = {name: 'client2', cmd:'doit', data:'data sent by client2'}
@ -29,7 +29,7 @@ let packet2 = {name: 'client2', cmd:'doit', data:'data sent by client2'}
(async () => {
await Promise.all([client1.connect(),client2.connect()])
await Promise.all([client1.send(packet1),client2.send(packet2)])
console.log(await Promise.all([client1.send(packet1),client2.send(packet2)]))
client1.end()
client2.end()
})().catch(err => {

3
examples/server.mjs
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@ -29,7 +29,8 @@ import { Socket } from '../src'
}
let test = new Test({np:true})
// let test = new Test()
let test = new Test({path:true})
await test.create()
})().catch(err => {

11
package.json
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@ -5,12 +5,12 @@
"main": "src",
"scripts": {
"testw": "mocha -r @std/esm test/*.test.mjs --watch --recurse --watch-extensions mjs",
"test": "mocha -r @std/esm test/*.test.mjs",
"testlog": "DEBUG=true mocha -r @std/esm test/*.test.mjs",
"test": "mocha -r @std/esm --timeout 10000 test/*.test.mjs",
"testlog": "DEBUG=true mocha -r @std/esm --timeout 10000 test/*.test.mjs",
"testci": "istanbul cover ./node_modules/.bin/_mocha --report lcovonly -- -R spec --recursive && codecov || true",
"s": "SOCKETS_DIR=/opt/sockets DEBUG=true node -r @std/esm examples/server",
"s": "DEBUG=true node -r @std/esm examples/server",
"devs": "SOCKETS_DIR=/opt/sockets DEBUG=true ./node_modules/.bin/nodemon -r @std/esm -e mjs examples/server",
"c": "SOCKETS_DIR=/opt/sockets node -r @std/esm examples/client",
"c": "DEBUG=true node -r @std/esm examples/client",
"devc": "SOCKETS_DIR=/opt/sockets DEBUG=true node -r @std/esm examples/client",
"c2": "node -r @std/esm examples/client2"
},
@ -48,6 +48,7 @@
"dependencies": {
"better-try-catch": "^0.6.2",
"clone": "^2.1.1",
"death": "^1.1.0"
"death": "^1.1.0",
"make-dir": "^1.2.0"
}
}

17
src/consumer.mjs
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@ -1,4 +1,5 @@
import { Socket } from 'net'
import path from 'path'
import btc from 'better-try-catch'
import JsonStream from './json-stream'
@ -15,24 +16,29 @@ const LOG_OPTS = {
instance_created:new Date().getTime()
}
const DEFAULT_PIPE = (process.env.SOCKETS_DIR || __dirname) + '/uci-socket.sock'
// TODO change default pipe dir for windows and mac os
const DEFAULT_PIPE_DIR = (process.env.SOCKETS_DIR || '/tmp/UCI')
const DEFAULT_SOCKET_NAME = 'uci-sock'
export default class Consumer extends Socket {
constructor (opts={}) {
super()
log = logger.child(LOG_OPTS)
this.id = opts.id || opts.name || 'socket:'+ new Date().getTime()
if (!opts.path && opts.np) opts.path = DEFAULT_PIPE
if (!opts.path) {
log.warn({opts:opts},'no host supplied using localhost...use named piped instead')
opts.host = opts.host || '127.0.0.1'
opts.port = opts.port || 8080
} else opts.np = true
} else {
if (typeof opts.path === 'boolean') opts.path = path.join(DEFAULT_PIPE_DIR,DEFAULT_SOCKET_NAME )
if (path.dirname(opts.path)==='.') opts.path = path.join(DEFAULT_PIPE_DIR,opts.path )
}
this.opts=opts
this.keepAlive = opts.keepAlive ? opts.keepAlive : true
this._ready = false
this.timeout = opts.timeout || 500
this.wait = opts.wait || 5
this.stream = new JsonStream()
log = logger.child(LOG_OPTS)
// bind to class for other class functions
this.connect = this.connect.bind(this)
this.__ready = this.__ready.bind(this)
@ -41,9 +47,6 @@ export default class Consumer extends Socket {
async connect () {
// if (context) this.packet.context = context
// else this.packet.context = this
return new Promise( (resolve,reject) => {
const connect = () => {

26
src/socket.mjs
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@ -1,5 +1,7 @@
import { Server } from 'net'
import { unlink as fileDelete } from 'fs'
import path from 'path'
import mkdir from 'make-dir'
import btc from 'better-try-catch'
import _ON_DEATH from 'death' //this is intentionally ugly
import JSONStream from './json-stream'
@ -16,23 +18,26 @@ const LOG_OPTS = {
id:this.id,
instance_created:new Date().getTime()
}
const DEFAULT_PIPE = (process.env.SOCKETS_DIR || __dirname) + '/uci-socket.sock'
// TODO change default pipe dir for windows and mac os
const DEFAULT_PIPE_DIR = (process.env.SOCKETS_DIR || '/tmp/UCI')
const DEFAULT_SOCKET_NAME = 'uci-sock'
export default class Socket extends Server {
constructor (opts={}) {
super()
this.id = opts.id || opts.name || 'socket:'+ new Date().getTime()
if (!opts.path && opts.np) opts.path = DEFAULT_PIPE
if (!opts.path) {
opts.host = opts.host || '0.0.0.0'
opts.port = opts.port || 8080
} else opts.np = true
this.opts = opts
} else {
if (typeof opts.path === 'boolean') opts.path = path.join(DEFAULT_PIPE_DIR,DEFAULT_SOCKET_NAME )
if (path.dirname(opts.path)==='.') opts.path = path.join(DEFAULT_PIPE_DIR,opts.path )
}
this.opts = opts // for use to recover from selected errors
//self bindings
this._listen = this._listen.bind(this)
this.create = this.create.bind(this)
log = logger.child(LOG_OPTS) //create instance logger set LOG_OPTS above
} // end constructor
async create () {
@ -51,12 +56,19 @@ export default class Socket extends Server {
this.once('error', async (err) => {
// recover from socket file that was not removed
if (err.code === 'EADDRINUSE') {
if (this.opts.np) { // if TCP socket should already be dead
log.info({socket: this.opts.path}, 'already exists...deleting')
if (this.opts.path) { // if TCP socket should already be dead
log.warn({socket: this.opts.path}, 'socket already exists...deleting')
await fileDelete(this.opts.path)
return await this._listen(this.opts)
}
}
if (err.code ==='EACCES'){
console.log({socket: this.opts.path}, 'directory does not exist...creating')
await mkdir(path.dirname(this.opts.path))
console.log({socket: this.opts.path}, 'created')
log.warn({socket: this.opts.path}, 'directory does not exist...creating')
return await this._listen(this.opts)
}
// otherwise fatally exit
log.info(err, 'creating socket')
reject(err)

4
test/sockets/usocket-default.mjs
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@ -1,8 +1,6 @@
import { Socket } from '../../src'
const USOCKET = __dirname + '/test.sock'
let socket = new Socket({path:USOCKET,name:'default-unix-socket'})
let socket = new Socket({path:true,name:'default-unix-socket'})
;
(async () => {

2
test/sockets/usocket.mjs
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@ -1,6 +1,6 @@
import { Socket } from '../../src'
const USOCKET = __dirname + '/test.sock'
const USOCKET = 'usocket'
let socket = new Socket({path:USOCKET,name:'default-unix-socket'})

2
test/tcp.test.mjs
View File

@ -31,7 +31,7 @@ describe('Connects and Processes a payload in a JSON packet via TCP Socket', fun
})
it('with default host and port', async function () {
let tcpconsumer_default = new Consumer({name:'tcpconsumer', log:false})
let tcpconsumer_default = new Consumer({name:'tcpconsumer'})
let [err] = await btc(tcpconsumer_default.connect)()
if (err) {

9
test/usocket-default.test.mjs
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@ -7,13 +7,10 @@ const expect = chai.expect
import { Consumer } from '../src'
const USOCKET = __dirname + '/sockets/test.sock'
const SOCKET_FILE = 'usocket-default'
let consumer = new Consumer({path:USOCKET,name:'unix-consumer'})
let consumer2 = new Consumer({path:USOCKET, name:'unix-consumer2'})
// const delay = time => new Promise(res=>setTimeout(()=>res(),time))
let consumer = new Consumer({path:true,name:'unix-consumer'})
let consumer2 = new Consumer({path:true, name:'unix-consumer2'})
let socket = {}
@ -30,7 +27,7 @@ describe('Connects and Processes a payload via Unix Socket using JSON packet wit
socket.kill()
})
const TIMES = 5000
const TIMES = 3000
it(`Tests unix socket with default echo JSON packet procssing with ${TIMES} packets sent`, async function () {

3
test/usocket.test.mjs
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@ -7,10 +7,9 @@ const expect = chai.expect
import { Consumer } from '../src'
const USOCKET = __dirname + '/sockets/test.sock'
const SOCKET_FILE = 'usocket'
let consumer = new Consumer({path:USOCKET,name:'unix-consumer'})
let consumer = new Consumer({path:SOCKET_FILE,name:'unix-consumer'})
// const delay = time => new Promise(res=>setTimeout(()=>res(),time))