def input():
# Ask for input
if request.method == "POST":
remoteServer = request.form["host"]
remoteServerIP = socket.gethostbyname(remoteServer)
range_low = int(request.form["range_low"])
range_high = int(request.form["range_high"])
else:
return EnvironmentError
# 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
# Resolves the relative path to absolute path
# [BUG]: https://github.com/vinitshahdeo/PortScanner/issues/19
def get_absolute_path(relative_path):
dir = os.path.dirname(os.path.abspath(__file__))
split_path = relative_path.split("/")
absolute_path = os.path.join(dir, *split_path)
return absolute_path
# Check what time the scan started
t1 = datetime.now()
# Getting port range values from config.json
try:
with open(get_absolute_path('config.json')) as config_file:
config = json.load(config_file)
print get_absolute_path('config.json')
# '../config.json'
# defining number of threads running concurrently
CONST_NUM_THREADS = int(config['thread']['count'])
except IOError:
print("config.json file not found")
except ValueError:
print("Kindly check the json file for appropriateness of range")
ports = list(range(range_low, range_high, 1))
# scanning the port only in range of (range_low, range_high)
portnum = []
def scan(ports, range_low, range_high):
try:
for port in range(range_low, range_high):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
result = sock.connect_ex((remoteServerIP, port))
if result == 0:
print "Port {}: Open".format(port)
portnum.append("Port" + str(port))
sock.close()
except KeyboardInterrupt:
print "You pressed Ctrl+C"
sys.exit()
except socket.gaierror:
print 'Hostname could not be resolved. Exiting'
sys.exit()
except socket.error:
print "Couldn't connect to server"
sys.exit()
# calling function from scanner_thread.py for multithreading
split_processing(ports, CONST_NUM_THREADS, scan, range_low, range_high)
# Checking the time again
t2 = datetime.now()
# Calculates the difference of time, to see how long it took to run the script
total = t2 - t1
# Printing the information to screen
print 'Scanning Completed in: ', total
return render_template('index.html',
portnum=portnum,
host=remoteServerIP,
range_low=range_low,
range_high=range_high)
def scan(addr):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
socket.setdefaulttimeout(1)
result = sock.connect_ex((addr, 135))
# 'result' is used as error indicator, port 135 is used for Windows
# 137, 138, 139, 445 can also be used
if result == 0:
# tests if IP address is live
return 1
else:
return 0
def run1(ips, range_low, range_high):
for ip in range(range_low, range_high):
addr = net3 + str(ip)
# gets full address
if (scan(addr)):
print(addr + " is live\n")
# calling function from scanner_thread.py for multithreading
split_processing(ips, CONST_NUM_THREADS, run1, range_low, range_high)
# Checking the time again
td2 = datetime.now()
# Calculates the difference of time, to see how long it took to run the script
total = td2 - td1
# Printing the information to screen
print("Scanning completed in ", total)
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
result = sock.connect_ex((remoteServerIP, port))
if result == 0:
print "Port {}: Open".format(port)
sock.close()
except KeyboardInterrupt:
print "You pressed Ctrl+C"
sys.exit()
except socket.gaierror:
print 'Hostname could not be resolved. Exiting'
sys.exit()
except socket.error:
print "Couldn't connect to server"
sys.exit()
# calling function from scanner_thread.py for multithreading
split_processing(ports, CONST_NUM_THREADS, scan, range_low, range_high)
# Checking the time again
t2 = datetime.now()
# Calculates the difference of time, to see how long it took to run the script
total = t2 - t1
# Printing the information to screen
print 'Scanning Completed in: ', total