usage - npm Package Compare versions

Comparing version 0.3.6 to 0.3.7

lib/providers/mac.js

@@ -0,1 +1,3 @@
+var exec = require('child_process').exec;
+
 module.exports = function(sysinfo) {
@@ -16,4 +18,34 @@
 
-        sysinfo.getUsage(pid, callback);
+        exec('ps -vp ' + pid, function(err, stdout, stderr) {
+          if (err || stderr) return callback(err || stderr);
+
+          var usage = parsePS(pid, stdout);
+          if (!usage)
+            return callback('INVALID_PID');
+
+          callback(null, usage);
+        });
     };
 }
+
+function parsePS(pid, output) {
+  var lines = output.trim().split('\n');
+  if (lines.length !== 2)
+    return null;
+
+  var labelsMap = {};
+  var labels = lines[0].trim().split(/[ \t]+/g);
+  for (var i = 0; i < labels.length; i++)
+    labelsMap[labels[i]] = i;
+
+  var values = lines[1].trim().split(/[ \t]+/g);
+
+  var foundPID = parseInt(values[labelsMap['PID']], 10);
+  var rss = parseInt(values[labelsMap['RSS']], 10);
+  var cpu = parseFloat(values[labelsMap['%CPU']]);
+
+  if (pid != foundPID || isNaN(rss) || isNaN(cpu))
+    return null;
+
+  return { memory: rss, cpu: cpu };
+}

package.json

 {
   "name": "usage",
-  "version": "0.3.6",
+  "version": "0.3.7",
   "description": "simple way to lookup linux process usage",
@@ -5,0 +5,0 @@ "keywords": [

README.md

@@ -52,5 +52,2 @@ # node-usage [![Build Status](https://travis-ci.org/arunoda/node-usage.png?branch=master)](https://travis-ci.org/arunoda/node-usage)
 
-## Notes on OSX
-if you are going to monitor usage of a foriegn pid, please do it as `sudo`. See [here](https://github.com/arunoda/node-usage/pull/5) for more details.
-
 ## Motivation
@@ -57,0 +54,0 @@

New alerts

Shell access

Supply chain risk

This module accesses the system shell. Accessing the system shell increases the risk of executing arbitrary code.

Found 1 instance in 1 package

Improved metrics

Lines of code

270

increased by9.31%

Worsened metrics

Total package byte prevSize

17265

decreased by-17.62%

Number of package files

24

decreased by-7.69%

Number of lines in readme file

57

decreased by-5%

Number of medium supply chain risk alerts

2

increased by100%

No dependency changes