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jumpserver/apps/common/utils/ip.py

69 lines
1.5 KiB

from ipaddress import ip_network, ip_address
def is_ip_address(address):
""" 192.168.10.1 """
try:
ip_address(address)
except ValueError:
return False
else:
return True
def is_ip_network(ip):
""" 192.168.1.0/24 """
try:
ip_network(ip)
except ValueError:
return False
else:
return True
def is_ip_segment(ip):
""" 10.1.1.1-10.1.1.20 """
if '-' not in ip:
return False
ip_address1, ip_address2 = ip.split('-')
return is_ip_address(ip_address1) and is_ip_address(ip_address2)
def in_ip_segment(ip, ip_segment):
ip1, ip2 = ip_segment.split('-')
ip1 = int(ip_address(ip1))
ip2 = int(ip_address(ip2))
ip = int(ip_address(ip))
return min(ip1, ip2) <= ip <= max(ip1, ip2)
def contains_ip(ip, ip_group):
"""
ip_group:
[192.168.10.1, 192.168.1.0/24, 10.1.1.1-10.1.1.20, 2001:db8:2de::e13, 2001:db8:1a:1110::/64.]
"""
if '*' in ip_group:
return True
for _ip in ip_group:
if is_ip_address(_ip):
# 192.168.10.1
if ip == _ip:
return True
elif is_ip_network(_ip) and is_ip_address(ip):
# 192.168.1.0/24
if ip_address(ip) in ip_network(_ip):
return True
elif is_ip_segment(_ip) and is_ip_address(ip):
# 10.1.1.1-10.1.1.20
if in_ip_segment(ip, _ip):
return True
else:
# is domain name
if ip == _ip:
return True
return False