jumpserver/apps/settings/tools/nmap.py

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import asyncio
import time
import nmap
from common.utils.timezone import local_now_display
from settings.utils import generate_ips
def get_nmap_result(nm, ip, ports, timeout):
results = []
nm.scan(ip, ports=ports, timeout=timeout)
tcp_port = nm[ip].get('tcp', {})
udp_port = nm[ip].get('udp', {})
results.append(f'PORT\tSTATE\tSERVICE')
for port, info in tcp_port.items():
results.append(f"{port}\t{info.get('state', 'unknown')}\t{info.get('name', 'unknown')}")
for port, info in udp_port.items():
results.append(f"{port}\t{info.get('state', 'unknown')}\t{info.get('name', 'unknown')}")
return results
async def once_nmap(nm, ip, ports, timeout, display):
await display(f'Starting Nmap at {local_now_display()} for {ip}')
try:
is_ok = True
loop = asyncio.get_running_loop()
results = await loop.run_in_executor(None, get_nmap_result, nm, ip, ports, timeout)
for result in results:
await display(result)
except KeyError:
is_ok = False
await display(f'Host seems down.')
except Exception as err:
is_ok = False
await display(f"Error: %s" % err)
return is_ok
async def verbose_nmap(dest_ips, dest_ports=None, timeout=None, display=None):
if not display:
return
ips = generate_ips(dest_ips)
dest_port = ','.join(list(dest_ports)) if dest_ports else None
nm = nmap.PortScanner()
success_num, start_time = 0, time.time()
nmap_version = '.'.join(map(lambda x: str(x), nm.nmap_version()))
await display(f'[Summary] Nmap (v{nmap_version}): {len(ips)} addresses were scanned')
for ip in ips:
ok = await once_nmap(nm, str(ip), dest_port, timeout, display)
if ok:
success_num += 1
await display()
await display(f'[Done] Nmap: {len(ips)} IP addresses ({success_num} hosts up) '
f'scanned in {round(time.time() - start_time, 2)} seconds')