mirror of
https://github.com/YunoHost/moulinette.git
synced 2024-09-03 20:06:31 +02:00
198 lines
4.8 KiB
Python
198 lines
4.8 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
import os
|
|
import sys
|
|
try:
|
|
import yaml
|
|
except ImportError:
|
|
sys.stderr.write('Error: Yunohost CLI Require yaml lib\n')
|
|
sys.stderr.write('apt-get install python-yaml\n')
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
def firewall_allow(protocol=None,port=None,ipv6=None):
|
|
"""
|
|
Allow port in iptables
|
|
|
|
Keyword arguments:
|
|
protocol -- Protocol used
|
|
port -- Port to open
|
|
ipv6 -- Boolean ipv6
|
|
|
|
Return
|
|
Dict
|
|
|
|
"""
|
|
if ipv6 == True:
|
|
ip = 'ipv6'
|
|
iptables="ip6tables"
|
|
else:
|
|
ip = 'ipv4'
|
|
iptables="iptables"
|
|
|
|
if protocol == "Both":
|
|
TCP_rule = iptables+" -A INPUT -p tcp -i eth0 --dport "+ port +" -j ACCEPT"
|
|
UDP_rule = iptables+" -A INPUT -p udp -i eth0 --dport "+ port +" -j ACCEPT"
|
|
|
|
update_yml(port,'tcp','a',ip)
|
|
update_yml(port,'udp','a',ip)
|
|
|
|
os.system(TCP_rule)
|
|
os.system(UDP_rule)
|
|
|
|
else:
|
|
rule = iptables+" -A INPUT -p "+ protocol +" -i eth0 --dport "+ port +" -j ACCEPT"
|
|
update_yml(port,protocol,'a',ip)
|
|
os.system(rule)
|
|
|
|
win_msg(_("Port successfully openned"))
|
|
return firewall_list()
|
|
|
|
|
|
|
|
def firewall_disallow(protocol=None,port=None,ipv6=None):
|
|
"""
|
|
Disallow port in iptables
|
|
|
|
Keyword arguments:
|
|
protocol -- Protocol used
|
|
port -- Port to open
|
|
ipv6 -- Boolean ipv6
|
|
|
|
Return
|
|
Dict
|
|
|
|
"""
|
|
|
|
if ipv6 == True:
|
|
ip = 'ipv6'
|
|
iptables="ip6tables"
|
|
else:
|
|
ip = 'ipv4'
|
|
iptables="ip6tables"
|
|
|
|
if protocol == "Both":
|
|
TCP_rule = iptables+" -A INPUT -p tcp -i eth0 --dport "+ port +" -j REJECT"
|
|
UDP_rule = iptables+" -A INPUT -p udp -i eth0 --dport "+ port +" -j REJECT"
|
|
|
|
update_yml(port,'tcp','r',ip)
|
|
update_yml(port,'udp','r',ip)
|
|
|
|
os.system(TCP_rule)
|
|
os.system(UDP_rule)
|
|
|
|
else:
|
|
rule = iptables+" -A INPUT -p "+ protocol +" -i eth0 --dport "+ port +" -j REJECT"
|
|
update_yml(port,protocol,'r',ip)
|
|
os.system(rule)
|
|
win_msg(_("Port successfully closed"))
|
|
return firewall_list
|
|
|
|
|
|
|
|
def firewall_list():
|
|
"""
|
|
Allow port in iptables
|
|
|
|
Keyword arguments:
|
|
None
|
|
|
|
Return
|
|
Dict
|
|
|
|
"""
|
|
with open ('firewall.yml') as f:
|
|
firewall = yaml.load(f)
|
|
return firewall
|
|
|
|
|
|
|
|
def firewall_reload():
|
|
'''
|
|
Reload iptables configuration
|
|
|
|
Keyword arguments:
|
|
None
|
|
|
|
Return
|
|
Dict
|
|
'''
|
|
with open('firewall.yml','r') as f:
|
|
firewall = yaml.load(f)
|
|
|
|
os.system ("iptables -P INPUT ACCEPT")
|
|
os.system ("iptables -F")
|
|
os.system ("iptables -X")
|
|
os.system ("iptables -A INPUT -p tcp -i eth0 --dport 22 -j ACCEPT")
|
|
update_yml('22','TCP','a',False)
|
|
|
|
|
|
os.system ("ip6tables -P INPUT ACCEPT")
|
|
os.system ("ip6tables -F")
|
|
os.system ("ip6tables -X")
|
|
os.system ("ip6tables -A INPUT -p tcp -i eth0 --dport 22 -j ACCEPT")
|
|
update_yml('22','TCP','a',True)
|
|
|
|
for i,port in enumerate (firewall['ipv4']['TCP']):
|
|
os.system ("iptables -A INPUT -p tcp -i eth0 --dport "+ str(port) +" -j ACCEPT")
|
|
|
|
|
|
for i,port in enumerate (firewall['ipv4']['UDP']):
|
|
os.system ("iptables -A INPUT -p udp -i eth0 --dport "+ str(port) +" -j ACCEPT")
|
|
|
|
|
|
for i,port in enumerate (firewall['ipv6']['TCP']):
|
|
os.system ("ip6tables -A INPUT -p tcp -i eth0 --dport "+ str(port) +" -j ACCEPT")
|
|
|
|
|
|
for i,port in enumerate (firewall['ipv6']['UDP']):
|
|
os.system ("ip6tables -A INPUT -p udp -i eth0 --dport "+ str(port) +" -j ACCEPT")
|
|
|
|
|
|
os.system ("iptables -P INPUT DROP")
|
|
os.system ("ip6tables -P INPUT DROP")
|
|
|
|
win_msg(_("Firewall successfully reloaded"))
|
|
return firewall_list()
|
|
|
|
|
|
|
|
def update_yml(port=None,protocol=None,mode=None,ip=None):
|
|
"""
|
|
Update firewall.yml
|
|
|
|
Keyword arguments:
|
|
protocol -- Protocol used
|
|
port -- Port to open
|
|
mode -- a=append r=remove
|
|
ipv6 -- Boolean ipv6
|
|
|
|
Return
|
|
None
|
|
|
|
"""
|
|
|
|
with open('firewall.yml','r') as f:
|
|
firewall = yaml.load(f)
|
|
if mode == 'a':
|
|
if int(port) not in firewall[ip][protocol]:
|
|
firewall[ip][protocol].append(int(port))
|
|
print("Port "+port+" on protocol "+protocol+" with "+ip+" Open")
|
|
else:
|
|
print("Port already open")
|
|
else:
|
|
if int(port) in firewall[ip][protocol]:
|
|
firewall[ip][protocol].remove(int(port))
|
|
print("Port "+port+" on protocol "+protocol+" with "+ip+" Close")
|
|
else:
|
|
print("Port already close")
|
|
firewall[ip][protocol].sort()
|
|
|
|
os.system("mv firewall.yml firewall.yml.old")
|
|
with open('firewall.yml','w') as f:
|
|
yaml.dump(firewall,f)
|
|
|
|
|
|
|
|
|