Minor changes

clusterman/__main__.py

@@ -18,7 +18,7 @@ def main():
     # Run the proper handler
     if args.command == "node":
         print("Do node related stuff")
-
+        node.scan("10.0.0.1","10.0.0.10")
     if args.command == "frontend":
         print("Do frontend related stuff")
 

clusterman/commands/node.py

@@ -1,6 +1,26 @@
-
+import os
 
 
 
 def ls():
     print("List nodes..")
+
+
+def scan(ip4_from,ip4_to,timeout=0.1):
+    from_split=[int(n) for n in ip4_from.split(".")]
+    to_split=[int(n) for n in ip4_to.split(".")]
+    nodes=list()
+    print("----- Starting node scan (timeout={}s) -----".format(timeout))
+    for W in range(from_split[0],to_split[0]+1):
+        for X in range(from_split[1],to_split[1]+1):
+            for Y in range(from_split[2],to_split[2]+1):
+                for Z in range(from_split[3],to_split[3]+1):
+                    ip="{}.{}.{}.{}".format(W,X,Y,Z)
+                    response = os.system("ping -c 1 -W " + str(timeout)+ " " + ip + " &>/dev/null")
+                    print("Contacting {}...".format(ip),end='')
+                    if response==0:
+                        nodes.append()
+                        print("=> Found!!")
+                    else:
+                        print("")
+