From 758f00419b1e53b49ef78a753b65e5146e75c8ea Mon Sep 17 00:00:00 2001
From: Olivier Gagnon <oli.gagnon4418@gmail.com>
Date: Wed, 13 Jun 2018 00:03:02 -0400
Subject: [PATCH] added ps function to netscript, returns the list of processes
 currently running on that server

---
 src/NetscriptFunctions.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/NetscriptFunctions.js b/src/NetscriptFunctions.js
index 23faf4ee1..a844dd68f 100644
--- a/src/NetscriptFunctions.js
+++ b/src/NetscriptFunctions.js
@@ -948,6 +948,23 @@ function NetscriptFunctions(workerScript) {
             allFiles.sort();
             return allFiles;
         },
+        ps : function(ip=workerScript.serverIp) {
+            if (workerScript.checkingRam) {
+                return updateStaticRam("ps", CONSTANTS.ScriptScanRamCost);
+            }
+            updateDynamicRam("ps", CONSTANTS.ScriptScanRamCost);
+            var server = getServer(ip);
+            if (server == null){
+                workerScript.scriptRef.log("ps() failed. Invalid IP or hostname passed in: " + ip);
+                throw makeRuntimeRejectMsg(workerScript, "ps() failed. Invalid IP or hostname passed in: " + ip);
+            }
+            const processes = [];
+            for(const i in server.runningScripts) {
+                const script = server.runningScripts[i];
+                processes.push({filename:script.filename, threads: script.threads, args: script.args.slice()})
+            }
+            return processes;
+        },
         hasRootAccess : function(ip) {
             if (workerScript.checkingRam) {
                 return updateStaticRam("hasRootAccess", CONSTANTS.ScriptHasRootAccessRamCost);