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import { execFile, spawn } from 'child_process'
const ipc = require('node-ipc')
class Bridge {
constructor() {
this.cpus = []
// this.getDevices()
}
getDevices() {
this.run(['python/devices.py']).then( (stdout, stderr) => {
this.devices = JSON.parse(stdout)
console.log(this.devices)
}).catch( (err) => {
console.error('error fetching devices:', err)
})
}
connectSocketIo(io) {
this.io = io
}
broadcast(message, data) {
console.log('broadcast', message, !! this.io)
this.io && this.io.emit(message, data)
}
run(args) {
return new Promise( (resolve, reject) => {
console.log('>', args.join(' '))
execFile(process.env.PYTHON_BINARY, args, (err, stdout, stderr) => {
if (err) return reject(err)
return resolve(stdout, stderr)
})
})
}
monitor(args) {
return new Monitor(args)
}
processFiles() {
console.log('>> sending process files')
ipc.server.sockets.forEach( (socket) => {
ipc.server.emit(socket, 'processFiles', true)
})
}
processTasks() {
console.log('>> sending process tasks')
ipc.server.sockets.forEach( (socket) => {
ipc.server.emit(socket, 'processTasks', true)
})
}
serve() {
ipc.config.id = 'cortex'
ipc.config.retry = 1500
ipc.serve( () => {
ipc.server.on('connect', (socket) => {
console.log('>>> worker connected')
ipc.server.emit(socket, 'message', true)
bridge.broadcast('worker', {connected: true})
})
ipc.server.on('message', (data, socket) => {
ipc.log('got a message : '.debug, data)
// ipc.server.emit(socket, 'message', 'hello world!')
})
ipc.server.on('updateFile', (data, socket) => {
console.log('updateFile')
bridge.broadcast('updateFile', data)
})
ipc.server.on('updateTask', (data, socket) => {
console.log('updateTask')
bridge.broadcast('updateTask', data)
})
ipc.server.on( 'socket.disconnected', (socket, destroyedSocketID) => {
ipc.log('client ' + destroyedSocketID + ' has disconnected!')
})
})
ipc.server.start()
}
}
const bridge = new Bridge
export default bridge
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