139 lines
6.3 KiB
Plaintext
139 lines
6.3 KiB
Plaintext
#
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# rules.before
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#
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# Rules that should be run before the ufw command line added rules. Custom
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# rules should be added to one of these chains:
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# ufw6-before-input
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# ufw6-before-output
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# ufw6-before-forward
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#
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# Don't delete these required lines, otherwise there will be errors
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*filter
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:ufw6-before-input - [0:0]
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:ufw6-before-output - [0:0]
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:ufw6-before-forward - [0:0]
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# End required lines
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# allow all on loopback
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-A ufw6-before-input -i lo -j ACCEPT
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-A ufw6-before-output -o lo -j ACCEPT
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# drop packets with RH0 headers
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-A ufw6-before-input -m rt --rt-type 0 -j DROP
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-A ufw6-before-forward -m rt --rt-type 0 -j DROP
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-A ufw6-before-output -m rt --rt-type 0 -j DROP
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# quickly process packets for which we already have a connection
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-A ufw6-before-input -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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-A ufw6-before-output -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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-A ufw6-before-forward -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
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# drop INVALID packets (logs these in loglevel medium and higher)
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-A ufw6-before-input -m conntrack --ctstate INVALID -j ufw6-logging-deny
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-A ufw6-before-input -m conntrack --ctstate INVALID -j DROP
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# ok icmp codes for INPUT (rfc4890, 4.4.1 and 4.4.2)
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-A ufw6-before-input -p icmpv6 --icmpv6-type destination-unreachable -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type packet-too-big -j ACCEPT
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# codes 0 and 1
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-A ufw6-before-input -p icmpv6 --icmpv6-type time-exceeded -j ACCEPT
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# codes 0-2
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-A ufw6-before-input -p icmpv6 --icmpv6-type parameter-problem -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type echo-request -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type echo-reply -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type router-solicitation -m hl --hl-eq 255 -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type router-advertisement -m hl --hl-eq 255 -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type neighbor-solicitation -m hl --hl-eq 255 -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type neighbor-advertisement -m hl --hl-eq 255 -j ACCEPT
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# IND solicitation
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-A ufw6-before-input -p icmpv6 --icmpv6-type 141 -m hl --hl-eq 255 -j ACCEPT
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# IND advertisement
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-A ufw6-before-input -p icmpv6 --icmpv6-type 142 -m hl --hl-eq 255 -j ACCEPT
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# MLD query
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-A ufw6-before-input -p icmpv6 --icmpv6-type 130 -s fe80::/10 -j ACCEPT
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# MLD report
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-A ufw6-before-input -p icmpv6 --icmpv6-type 131 -s fe80::/10 -j ACCEPT
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# MLD done
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-A ufw6-before-input -p icmpv6 --icmpv6-type 132 -s fe80::/10 -j ACCEPT
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# MLD report v2
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-A ufw6-before-input -p icmpv6 --icmpv6-type 143 -s fe80::/10 -j ACCEPT
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# SEND certificate path solicitation
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-A ufw6-before-input -p icmpv6 --icmpv6-type 148 -m hl --hl-eq 255 -j ACCEPT
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# SEND certificate path advertisement
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-A ufw6-before-input -p icmpv6 --icmpv6-type 149 -m hl --hl-eq 255 -j ACCEPT
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# MR advertisement
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-A ufw6-before-input -p icmpv6 --icmpv6-type 151 -s fe80::/10 -m hl --hl-eq 1 -j ACCEPT
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# MR solicitation
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-A ufw6-before-input -p icmpv6 --icmpv6-type 152 -s fe80::/10 -m hl --hl-eq 1 -j ACCEPT
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# MR termination
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-A ufw6-before-input -p icmpv6 --icmpv6-type 153 -s fe80::/10 -m hl --hl-eq 1 -j ACCEPT
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# ok icmp codes for OUTPUT (rfc4890, 4.4.1 and 4.4.2)
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-A ufw6-before-output -p icmpv6 --icmpv6-type destination-unreachable -j ACCEPT
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-A ufw6-before-output -p icmpv6 --icmpv6-type packet-too-big -j ACCEPT
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# codes 0 and 1
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-A ufw6-before-output -p icmpv6 --icmpv6-type time-exceeded -j ACCEPT
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# codes 0-2
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-A ufw6-before-output -p icmpv6 --icmpv6-type parameter-problem -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type echo-request -j ACCEPT
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-A ufw6-before-input -p icmpv6 --icmpv6-type echo-reply -j ACCEPT
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-A ufw6-before-output -p icmpv6 --icmpv6-type router-solicitation -m hl --hl-eq 255 -j ACCEPT
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-A ufw6-before-output -p icmpv6 --icmpv6-type neighbor-advertisement -m hl --hl-eq 255 -j ACCEPT
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-A ufw6-before-output -p icmpv6 --icmpv6-type neighbor-solicitation -m hl --hl-eq 255 -j ACCEPT
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-A ufw6-before-output -p icmpv6 --icmpv6-type router-advertisement -m hl --hl-eq 255 -j ACCEPT
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# IND solicitation
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-A ufw6-before-output -p icmpv6 --icmpv6-type 141 -m hl --hl-eq 255 -j ACCEPT
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# IND advertisement
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-A ufw6-before-output -p icmpv6 --icmpv6-type 142 -m hl --hl-eq 255 -j ACCEPT
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# MLD query
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-A ufw6-before-output -p icmpv6 --icmpv6-type 130 -s fe80::/10 -j ACCEPT
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# MLD report
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-A ufw6-before-output -p icmpv6 --icmpv6-type 131 -s fe80::/10 -j ACCEPT
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# MLD done
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-A ufw6-before-output -p icmpv6 --icmpv6-type 132 -s fe80::/10 -j ACCEPT
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# MLD report v2
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-A ufw6-before-output -p icmpv6 --icmpv6-type 143 -s fe80::/10 -j ACCEPT
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# SEND certificate path solicitation
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-A ufw6-before-output -p icmpv6 --icmpv6-type 148 -m hl --hl-eq 255 -j ACCEPT
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# SEND certificate path advertisement
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-A ufw6-before-output -p icmpv6 --icmpv6-type 149 -m hl --hl-eq 255 -j ACCEPT
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# MR advertisement
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-A ufw6-before-output -p icmpv6 --icmpv6-type 151 -s fe80::/10 -m hl --hl-eq 1 -j ACCEPT
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# MR solicitation
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-A ufw6-before-output -p icmpv6 --icmpv6-type 152 -s fe80::/10 -m hl --hl-eq 1 -j ACCEPT
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# MR termination
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-A ufw6-before-output -p icmpv6 --icmpv6-type 153 -s fe80::/10 -m hl --hl-eq 1 -j ACCEPT
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# ok icmp codes for FORWARD (rfc4890, 4.3.1)
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-A ufw6-before-forward -p icmpv6 --icmpv6-type destination-unreachable -j ACCEPT
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-A ufw6-before-forward -p icmpv6 --icmpv6-type packet-too-big -j ACCEPT
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# codes 0 and 1
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-A ufw6-before-forward -p icmpv6 --icmpv6-type time-exceeded -j ACCEPT
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# codes 0-2
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-A ufw6-before-forward -p icmpv6 --icmpv6-type parameter-problem -j ACCEPT
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-A ufw6-before-forward -p icmpv6 --icmpv6-type echo-request -j ACCEPT
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-A ufw6-before-forward -p icmpv6 --icmpv6-type echo-reply -j ACCEPT
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# ok icmp codes for FORWARD (rfc4890, 4.3.2)
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# Home Agent Address Discovery Reques
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-A ufw6-before-input -p icmpv6 --icmpv6-type 144 -j ACCEPT
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# Home Agent Address Discovery Reply
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-A ufw6-before-input -p icmpv6 --icmpv6-type 145 -j ACCEPT
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# Mobile Prefix Solicitation
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-A ufw6-before-input -p icmpv6 --icmpv6-type 146 -j ACCEPT
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# Mobile Prefix Advertisement
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-A ufw6-before-input -p icmpv6 --icmpv6-type 147 -j ACCEPT
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# allow dhcp client to work
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-A ufw6-before-input -p udp -s fe80::/10 --sport 547 -d fe80::/10 --dport 546 -j ACCEPT
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# allow MULTICAST mDNS for service discovery
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-A ufw6-before-input -p udp -d ff02::fb --dport 5353 -j ACCEPT
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# allow MULTICAST UPnP for service discovery
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-A ufw6-before-input -p udp -d ff02::f --dport 1900 -j ACCEPT
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# don't delete the 'COMMIT' line or these rules won't be processed
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COMMIT
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