spw-processor/processor.js at master · Ar3sDevelopment/spw-processor · GitHub

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exports.data = function(cb) {
	var util = require('util');
	var exec = require('child_process').exec;
	var res = {};

	exec("cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq", function(err, stdout) {
		if (!err) {
			res.frequency = stdout / 1000;

			exec("cat /proc/cpuinfo | grep model", function(err, stdout) {
				if (!err) {
					var processorArr = stdout.split(": ");
					res.processor = processorArr[1].replace("-compatible processor", "");

					exec("cat /sys/class/thermal/thermal_zone0/temp", function(err, stdout) {
						if (!err) {
							res.cpu_temperature = Math.round(stdout / 1000).toFixed(1);

							var output1 = null;
							var output2 = null;
							exec("cat /proc/stat", function(err, stdout) {
								if (!err) {
									output1 = stdout.split(/[\n\r]{1,2}/);
									setTimeout(function() {
										exec("cat /proc/stat", function(err, stdout) {
											if (!err) {
												output2 = stdout.split(/[\n\r]{1,2}/);
												res.cpuload = 0;
												for (var i = 0; i < 1; i++) {
													var cpu_stat_1 = output1[i + 1].split(/\s/);
													var cpu_stat_2 = output2[i + 1].split(/\s/);
													var info1 = {
														user : parseInt(cpu_stat_1[1]),
														nice : parseInt(cpu_stat_1[2]),
														system : parseInt(cpu_stat_1[3]),
														idle : parseInt(cpu_stat_1[4])
													};

													var info2 = {
														user : parseInt(cpu_stat_2[1]),
														nice : parseInt(cpu_stat_2[2]),
														system : parseInt(cpu_stat_2[3]),
														idle : parseInt(cpu_stat_2[4])
													};

													var idlesum = info2.idle - info1.idle + info2.system - info1.system;
													var sum1 = info1.user + info1.nice + info1.system + info1.idle;
													var sum2 = info2.user + info2.nice + info2.system + info2.idle;

													res.cpuload += (1 - (idlesum / (sum2 - sum1))) * 100;
												}

												res.cpuload = res.cpuload.toFixed(1);
												exec("lscpu -p | grep '^[0-9]'", function(err, stdout) {
													if (!err) {
														var split = stdout.split(/,/);

														if (split.length > 3) {
															res.cpus = split[0] + 1;
															res.cores = split[1] + 1;
															res.sockets = split[2] + 1;
															res.nodes = split[3];
														} else {
															res.cpus = split[0] + 1;
															res.cores = split[1] + 1;
															res.sockets = split[2] + 1;
														}
													}

													cb(res);
												});
											} else {
												cb(res);
											}
										});
									}, 1000);
								} else {
									cb(res);
								}
							});
						} else {
							cb(res);
						}
					});
				} else {
					cb(res);
				}
			});
		} else {
			cb(res);
		}
	});
};

exports.manage_post = function(post, cb) {
	cb(0, null);
};

exports.updatetime = 1000;
exports.title = 'CPU Info';
exports.columns = 4;