*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT ACCEPT [0:0]

# Declaring our chains
-N DEUXFLEURS-TRUSTED-NET
-N DEUXFLEURS-TRUSTED-PORT

# Internet Control Message Protocol
# (required)
-A INPUT -p icmp -j ACCEPT
-A INPUT -p ipv6-icmp -j ACCEPT

# Administration
-A INPUT -p tcp --dport 22 -j ACCEPT

# Cluster
-A INPUT -s 2a01:e0a:260:b5b0::2 -j ACCEPT
-A INPUT -s 2a01:e0a:260:b5b0::3 -j ACCEPT
-A INPUT -s 2a01:e0a:260:b5b0::4 -j ACCEPT

# Local
-A INPUT -i docker0 -j ACCEPT
-A INPUT -s ::1/128 -j ACCEPT
-A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT

# Who is part of our trusted net?
# Max@Bruxelles
-A DEUXFLEURS-TRUSTED-NET -s 2a02:1811:3612:b300::0/64 -j DEUXFLEURS-TRUSTED-PORT
# Max@Suresnes
-A DEUXFLEURS-TRUSTED-NET -s 2a01:e0a:183:7be2::0/64 -j DEUXFLEURS-TRUSTED-PORT
# Max@OVH
-A DEUXFLEURS-TRUSTED-NET -s 2001:41d0:a:307c:ac7c::0/64 -j DEUXFLEURS-TRUSTED-PORT
# Jill@Rennes
-A DEUXFLEURS-TRUSTED-NET -s 2a01:e0a:5e4:1d0::0/64 -j DEUXFLEURS-TRUSTED-PORT
# ADRN@Gandi
-A DEUXFLEURS-TRUSTED-NET -s 2001:4b98:dc0:41:216:3eff:fe9b:1afb/128 -j DEUXFLEURS-TRUSTED-PORT
# ADRN@Lille
-A DEUXFLEURS-TRUSTED-NET -s 2a01:e0a:e4:2dd0::0/64 -j DEUXFLEURS-TRUSTED-PORT
# Quentin@Rennes
-A DEUXFLEURS-TRUSTED-NET -s 2a01:e35:2fdc:dbe0::0/64 -j DEUXFLEURS-TRUSTED-PORT
# Erwan@Rennes
-A DEUXFLEURS-TRUSTED-NET -s 2a01:e0a:260:b5b0::0/64 -j DEUXFLEURS-TRUSTED-PORT
# LX@Orsay
-A DEUXFLEURS-TRUSTED-NET -s 2a06:a004:3025:1::0/64 -j DEUXFLEURS-TRUSTED-PORT
-A DEUXFLEURS-TRUSTED-NET -s 2a06:a003:515d:1::0/64 -j DEUXFLEURS-TRUSTED-PORT
-A DEUXFLEURS-TRUSTED-NET -s 2001:910:1204:1::0/64 -j DEUXFLEURS-TRUSTED-PORT
# Zorun@Nantes
-A DEUXFLEURS-TRUSTED-NET -s 2a00:5881:4008::/56 -j DEUXFLEURS-TRUSTED-PORT
# Quentin@Lyon
-A DEUXFLEURS-TRUSTED-NET -s 2a01:e0a:28f:5e60::/64 -j DEUXFLEURS-TRUSTED-PORT
# Source address is not trusted
-A DEUXFLEURS-TRUSTED-NET -j RETURN

# What can do our trusted net?
# Access garage basically
-A DEUXFLEURS-TRUSTED-PORT -p tcp --dport 3901 -j ACCEPT
# Port is not allowed
-A DEUXFLEURS-TRUSTED-PORT -j RETURN

# Let's check if the user comes from our trusted network
-A INPUT -j DEUXFLEURS-TRUSTED-NET

COMMIT

*nat
:PREROUTING ACCEPT [0:0]
:INPUT ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:POSTROUTING ACCEPT [0:0]
COMMIT

*mangle
:PREROUTING ACCEPT [0:0]
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:POSTROUTING ACCEPT [0:0]
COMMIT