Add a script to manage firewall
This commit is contained in:
parent
15c730a1e2
commit
94dfff89fd
|
@ -0,0 +1,13 @@
|
|||
[Unit]
|
||||
Description=Firewall
|
||||
Requires=network-online.target
|
||||
After=network-online.target
|
||||
|
||||
[Service]
|
||||
User=root
|
||||
Type=oneshot
|
||||
RemainAfterExit=yes
|
||||
ExecStart=/DATA/sysadmin/firewall.sh
|
||||
|
||||
[Install]
|
||||
WantedBy=multi-user.target
|
|
@ -0,0 +1,68 @@
|
|||
#!/bin/sh
|
||||
|
||||
########
|
||||
# IPv4 #
|
||||
########
|
||||
|
||||
# Flush
|
||||
iptables -F
|
||||
iptables -X
|
||||
|
||||
# Politics
|
||||
iptables -P OUTPUT DROP
|
||||
iptables -P INPUT DROP
|
||||
iptables -P FORWARD DROP
|
||||
|
||||
# Established connexions
|
||||
iptables -A INPUT -m conntrack --ctstate ESTABLISHED -j ACCEPT
|
||||
iptables -A OUTPUT -m conntrack --ctstate ESTABLISHED -j ACCEPT
|
||||
|
||||
# Authorize loopback
|
||||
iptables -A INPUT -i lo -j ACCEPT
|
||||
iptables -A OUTPUT -o lo -j ACCEPT
|
||||
|
||||
# SSH
|
||||
iptables -A INPUT -p tcp --dport 2210 -j ACCEPT
|
||||
|
||||
# HTTP(S)
|
||||
iptables -A INPUT -p tcp --dport 80 -j ACCEPT
|
||||
iptables -A INPUT -p tcp --dport 443 -j ACCEPT
|
||||
|
||||
iptables -A OUTPUT -p tcp --dport 80 -j ACCEPT
|
||||
iptables -A OUTPUT -p tcp --dport 443 -j ACCEPT
|
||||
|
||||
# DNS
|
||||
|
||||
iptables -A INPUT -p udp --dport 53 -j ACCEPT
|
||||
iptables -A OUTPUT -p udp --dport 53 -j ACCEPT
|
||||
|
||||
########
|
||||
# IPv6 #
|
||||
########
|
||||
|
||||
# Flush
|
||||
#ip6tables -F
|
||||
#ip6tables -X
|
||||
|
||||
# Politics
|
||||
#ip6tables -P OUTPUT DROP
|
||||
#ip6tables -P INPUT DROP
|
||||
#ip6tables -P FORWARD DROP
|
||||
|
||||
# Established connexions
|
||||
#ip6tables -A INPUT -m conntrack --ctstate ESTABLISHED -j ACCEPT
|
||||
#ip6tables -A OUTPUT -m conntrack --ctstate ESTABLISHED -j ACCEPT
|
||||
|
||||
# Authorize loopback
|
||||
#ip6tables -A INPUT -i lo -j ACCEPT
|
||||
#ip6tables -A OUTPUT -o lo -j ACCEPT
|
||||
|
||||
# SSH
|
||||
#ip6tables -A INPUT -p tcp --dport 2210 -j ACCEPT
|
||||
|
||||
# HTTP(S)
|
||||
#ip6tables -A INPUT -p tcp --dport 80 -j ACCEPT
|
||||
#ip6tables -A INPUT -p tcp --dport 443 -j ACCEPT
|
||||
|
||||
#ip6tables -A OUTPUT -p tcp --dport 80 -j ACCEPT
|
||||
#ip6tables -A OUTPUT -p tcp --dport 443 -j ACCEPT
|
Loading…
Reference in New Issue