Added GET /ps.

Author: greysonp

routes/domains.js

@@ -5,7 +5,7 @@ function get(req, res) {
       exit: function(code, stdout, stderr) {
         if (stderr) {
           return res.send({
-            status: 'Error',
+            status: 'error',
             message: stderr
           });
         }

routes/ps.js

@@ -1,7 +1,43 @@
 var ssh = require('../utils/ssh');
 
 function get(req, res) {
+  ssh.create().exec('ps ' + req.query.app, {
+      exit: function(code, stdout, stderr) {
+        var lines = stdout.split('\n');
 
+        // Parse container id
+        var containerTokens = lines[0].split(' ');
+        var containerId = containerTokens[containerTokens.length - 1];
+
+        // Isolated the lines that have process info
+        lines = lines.slice(2, lines.length - 1);
+        var processes = [];
+        for (var i = 0; i < lines.length; i++) {
+          processes.push(parseProcess(lines[i]));
+        }
+        res.send({
+          containerId: containerId,
+          processes: processes
+        });
+      }
+  }).start();
+}
+
+function parseProcess(line) {
+  var tokens = line.split(/\s+/);
+  return {
+    user: tokens[0],
+    pid: tokens[1],
+    cpu: tokens[2],
+    mem: tokens[3],
+    vsz: tokens[4],
+    rss: tokens[5],
+    tty: tokens[6],
+    stat: tokens[7],
+    start: tokens[8],
+    time: tokens[9],
+    command: tokens.splice(10).join(' ')
+  }
 }
 
 function rebuildall(req, res) {