Merge pull request #4 from tinovasq/master

Solves issue #1 and modernizes for Python 3.8

scanner.py

@@ -3,42 +3,50 @@
 import subprocess
 import sys
 from datetime import datetime
+import json
 
 # Clear the screen
 subprocess.call('clear', shell=True)
 
+# Pull port range from config.json
+with open("config.json") as json_file:
+    data = json.load(json_file)
+    loRange = int(data['range']['low'])
+    hiRange = int(data['range']['high'])
+
+
 # Ask for input
-remoteServer    = raw_input("Enter a remote host to scan: ")
+remoteServer    = input("Enter a remote host to scan: ")
 remoteServerIP  = socket.gethostbyname(remoteServer)
 
 # Print a nice banner with information on which host we are about to scan
-print "-" * 60
-print "Please wait, scanning remote host....", remoteServerIP
-print "-" * 60
+print ("-" * 60)
+print ("Please wait, scanning remote host....", remoteServerIP)
+print ("-" * 60)
 
 # Check what time the scan started
 t1 = datetime.now()
 
-# scanning the port only in range of (1, 8888)
+# scanning the port in range specified in config.json
 
 try:
-    for port in range(1,8888):  
+    for port in range(loRange,hiRange):  
         sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
         result = sock.connect_ex((remoteServerIP, port))
         if result == 0:
-            print "Port {}: 	 Open".format(port)
+            print("Port {}: 	 Open".format(port))
         sock.close()
 
 except KeyboardInterrupt:
-    print "You pressed Ctrl+C"
+    print("You pressed Ctrl+C")
     sys.exit()
 
 except socket.gaierror:
-    print 'Hostname could not be resolved. Exiting'
+    print ("Hostname could not be resolved. Exiting")
     sys.exit()
 
 except socket.error:
-    print "Couldn't connect to server"
+    print ("Couldn't connect to server")
     sys.exit()
 
 # Checking the time again
@@ -48,4 +56,4 @@
 total =  t2 - t1
 
 # Printing the information to screen
-print 'Scanning Completed in: ', total
+print ('Scanning Completed in: ', total)