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Code Issues Releases Wiki Activity

Improved toast notifications

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Ylian Saint-Hilaire 2018-04-20 14:23:41 -07:00
parent bd82453c3b
commit e8294491cb
6 changed files with 109 additions and 52 deletions
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100
agents/modules_meshcmd/process-manager.js Normal file
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@ -0,0 +1,100 @@
/*
Copyright 2018 Intel Corporation
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
// JavaScript source code
var GM = require('_GenericMarshal');
function processManager() {
this._ObjectID = 'processManager';
switch (process.platform) {
case 'win32':
this._kernel32 = GM.CreateNativeProxy('kernel32.dll');
this._kernel32.CreateMethod('GetLastError');
this._kernel32.CreateMethod('CreateToolhelp32Snapshot');
this._kernel32.CreateMethod('Process32First');
this._kernel32.CreateMethod('Process32Next');
break;
case 'linux':
this._childProcess = require('child_process');
break;
default:
throw (process.platform + ' not supported');
}
this.getProcesses = function getProcesses(callback) {
switch (process.platform) {
default:
throw ('Enumerating processes on ' + process.platform + ' not supported');
case 'win32':
var retVal = [];
var h = this._kernel32.CreateToolhelp32Snapshot(2, 0);
var info = GM.CreateVariable(304);
info.toBuffer().writeUInt32LE(304, 0);
var nextProcess = this._kernel32.Process32First(h, info);
while (nextProcess.Val) {
retVal.push({ pid: info.Deref(8, 4).toBuffer().readUInt32LE(0), cmd: info.Deref(GM.PointerSize == 4 ? 36 : 44, 260).String });
nextProcess = this._kernel32.Process32Next(h, info);
}
if (callback) { callback.apply(this, [retVal]); }
break;
case 'linux':
if (!this._psp) { this._psp = {}; }
var p = this._childProcess.execFile("/bin/ps", ["ps", "-uxa"], { type: this._childProcess.SpawnTypes.TERM });
this._psp[p.pid] = p;
p.Parent = this;
p.ps = '';
p.callback = callback;
p.args = [];
for (var i = 1; i < arguments.length; ++i) { p.args.push(arguments[i]); }
p.on('exit', function onGetProcesses() {
delete this.Parent._psp[this.pid];
var retVal = [], lines = this.ps.split('\x0D\x0A'), key = {}, keyi = 0;
for (var i in lines) {
var tokens = lines[i].split(' ');
var tokenList = [];
for (var x in tokens) {
if (i == 0 && tokens[x]) { key[tokens[x]] = keyi++; }
if (i > 0 && tokens[x]) { tokenList.push(tokens[x]); }
}
if ((i > 0) && (tokenList[key.PID])) {
retVal.push({ pid: tokenList[key.PID], user: tokenList[key.USER], cmd: tokenList[key.COMMAND] });
}
}
if (this.callback) {
this.args.unshift(retVal);
this.callback.apply(this.parent, this.args);
}
});
p.stdout.on('data', function (chunk) { this.parent.ps += chunk.toString(); });
break;
}
};
this.getProcessInfo = function getProcessInfo(pid) {
switch (process.platform) {
default:
throw ('getProcessInfo() not supported for ' + process.platform);
case 'linux':
var status = require('fs').readFileSync('/proc/' + pid + '/status'), info = {}, lines = status.toString().split('\n');
for (var i in lines) {
var tokens = lines[i].split(':');
if (tokens.length > 1) { tokens[1] = tokens[1].trim(); }
info[tokens[0]] = tokens[1];
}
return (info);
}
};
}
module.exports = new processManager();