added basic support for 'blinky'
This commit is contained in:
parent
c394a95d61
commit
c5869151a8
6 changed files with 120 additions and 23 deletions
20
config.json
20
config.json
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@ -19,5 +19,25 @@
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"modep": {
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"host": "192.168.1.24",
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"port": 80
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},
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"blinky": {
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"enabled": true,
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"host": "192.168.1.31",
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"port": 3000,
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"events": {
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"started": {
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"mode": "set",
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"args": {
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"blinkstick": "square",
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"color": "#0f0f0f"
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}
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},
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"stopped": {
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"mode": "poweroff",
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"args": {
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"blinkstick": "square"
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}
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}
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}
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}
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}
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34
libs/blinky.js
Normal file
34
libs/blinky.js
Normal file
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@ -0,0 +1,34 @@
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const logger = require('./logger.js');
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const { httpPOST } = require('./util.js');
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let enabled;
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async function initialize() {
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enabled = global.config.blinky !== undefined &&
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global.config.blinky.enabled &&
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global.config.blinky.host !== undefined &&
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global.config.blinky.port !== undefined &&
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global.config.blinky.events !== undefined;
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}
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async function handleEvent(eventName) {
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if (!enabled || eventName === undefined) {
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return;
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}
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const event = global.config.blinky.events[eventName];
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if (event === undefined || event.mode === undefined) {
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return;
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}
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logger.info('handling blinky event \'' + eventName + '\'...');
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try {
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await httpPOST(global.config.blinky.host, global.config.blinky.port, event.mode, event.args);
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logger.debug('blinky event \'' + eventName + '\' successfully handled');
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} catch (err) {
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logger.error('blinky event \'' + eventName + '\' encountered an error: ' + err);
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}
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}
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module.exports = {
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initialize,
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handleEvent
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}
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@ -108,6 +108,20 @@ function error(message) {
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if (loglevel > LOGLEVEL_ERROR) {
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return;
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}
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if (message.stack) {
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trace(message.stack, 'error');
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return;
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}
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if (message.errors !== undefined) {
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for (let index = 0; index < message.errors.length; index++) {
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trace(message.errors[index], 'error');
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}
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return;
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}
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if (message.message) {
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trace(message.message, 'error');
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return;
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}
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trace(message, 'error');
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}
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@ -1,21 +1,20 @@
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const config = require('../config.json');
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const logger = require('./logger.js');
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const api = require('./api.js')
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const constants = require('./constants.js');
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const modep = require('./modep.js');
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const blinky = require('./blinky.js');
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const http = require('http');
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var server;
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function start() {
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return new Promise(function (resolve, reject) {
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if (!server) {
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server = http.createServer();
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}
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server.listen(config.server.port, config.server.listen).on('listening', function () {
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logger.debug('server listening on ' + config.server.listen + ':' + config.server.port + '...');
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handleRequests();
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});
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async function start() {
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if (!server) {
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server = http.createServer();
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}
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server.listen(config.server.port, config.server.listen).on('listening', function () {
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logger.debug('server listening on ' + config.server.listen + ':' + config.server.port + '...');
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blinky.handleEvent('started');
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handleRequests();
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});
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}
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42
libs/util.js
42
libs/util.js
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@ -2,6 +2,7 @@ const logger = require('./logger.js');
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const realpath = require('fs/promises').realpath;
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const stat = require('fs/promises').stat;
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const http = require('http');
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const querystring = require('querystring');
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const { HTTP_GET, HTTP_POST } = require('./constants.js');
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function timeDiff(startTime) {
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@ -32,13 +33,20 @@ function httpRequest(host, port, path, method, args) {
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if (!path.startsWith("/")) {
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path = "/" + path;
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}
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logger.debug('sending http \'' + method + '\' request to \'' + host + ':' + port + path + '\'...');
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const request = http.request({
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const options = {
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hostname: host,
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port: port,
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path: path,
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method: method
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}, function (response) {
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};
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if (args !== undefined) {
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args = new URLSearchParams(args).toString();
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options.headers = {
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'Content-Type': 'application/x-www-form-urlencoded'
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}
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}
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logger.debug('sending http \'' + method + '\' request to \'' + host + ':' + port + path + '\'...');
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const request = http.request(options, function (response) {
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if (!response) {
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return reject('error: no response from host for http \'' + method + '\' request \'' + host + ':' + port + path + '\'');
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}
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@ -60,12 +68,15 @@ function httpRequest(host, port, path, method, args) {
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} catch (err) {
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return fn(responseData);
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}
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});
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});
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request.on('error', function (err) {
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return reject('http \'' + method + '\' request \'' + host + ':' + port + path + '\' returned an error >>> ' + err);
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return reject('http \'' + method + '\' request \'' + host + ':' + port + path + '\' returned an error >>> ' + err.message);
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});
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if (args !== undefined) {
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request.write(args);
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}
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request.end();
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});
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}
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@ -90,7 +101,7 @@ function fileExists(file) {
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.then((path) => {
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stat(path)
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.then((stats) => {
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resolve({path, stats});
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resolve({ path, stats });
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})
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})
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.catch(reject);
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@ -110,6 +121,22 @@ function resolvePath(file) {
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});
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}
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function exit(err, code) {
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if (code === undefined) {
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code = 0;
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if (err !== undefined) {
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code = 1;
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}
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}
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if (err) {
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logger.error(err);
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logger.error(global.appName + ' ' + global.appVersion + ' ended due to an error');
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} else {
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logger.info(global.appName + ' ' + global.appVersion + ' shutting down gracefully')
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}
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process.exit(code);
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}
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module.exports = {
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timeDiff,
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clone,
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@ -118,5 +145,6 @@ module.exports = {
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toHex,
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sortById,
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fileExists,
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resolvePath
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resolvePath,
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exit
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}
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14
pbc.js
14
pbc.js
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@ -2,10 +2,13 @@ const logger = require('./libs/logger.js');
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const api = require('./libs/api.js');
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const server = require('./libs/server.js')
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const util = require('./libs/util.js');
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const blinky = require('./libs/blinky.js');
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const packageJSON = require('./package.json');
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const INTERRUPTS = ['SIGINT', 'SIGTERM'];
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global.appName = packageJSON.name;
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global.appVersion = packageJSON.version;
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global.config = process.argv[2] || __dirname + '/config.json';
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handleInterrupts();
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@ -16,22 +19,21 @@ util.fileExists(config)
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global.config.path = result.path;
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})
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.then(logger.initialize)
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.then(blinky.initialize)
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.then(() => {
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logger.info("launching " + packageJSON.name + " " + packageJSON.version);
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})
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.then(api.setupEndpoints)
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.then(server.start)
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.catch((err) => {
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logger.error(err);
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process.exit(1);
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util.exit(err);
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});
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function handleInterrupts() {
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for (var index = 0; index < INTERRUPTS.length; index++) {
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process.once(INTERRUPTS[index], (code) => {
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watchers.stop()
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.then(exit(code))
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.catch(exit(code));
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process.once(INTERRUPTS[index], async (code) => {
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await blinky.handleEvent('stopped');
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util.exit(undefined, code);
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});
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}
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}
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