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Update firewall rules for openshift. I am NOT an idiot

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Signed-off-by: Patrick Uiterwijk <puiterwijk@redhat.com>
This commit is contained in:
Patrick Uiterwijk 2016-11-08 19:58:28 +00:00
parent 02a200294b
commit 83f4e96485
1 changed files with 41 additions and 27 deletions
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68
roles/osbs-master/files/fix-docker-iptables.staging
View file

@ -3,52 +3,66 @@
# every docker service restart. # every docker service restart.
# And just doing an iptables-restore is going to mess up kubernetes' # And just doing an iptables-restore is going to mess up kubernetes'
# NAT table. # NAT table.
# And it gets even better with openshift! It thinks I'm stupid and need
# to be corrected by automatically adding the "allow all" rules back at
# the top as soon as I remove them.
# To circumvent that, we're just adding a new chain for this, as it seems
# that it doesn't do anything with the firewall if we keep its rules in
# place. (it doesn't check the order of its rules, only that they exist)
if [ "`iptables -nL | grep FILTER_FORWARD`" == "" ];
then
iptables -N FILTER_FORWARD
fi
if [ "`iptables -nL | grep 'FILTER_FORWARD all'`" == "" ];
then
iptables -I FORWARD 1 -j FILTER_FORWARD
fi
# Delete all old rules # Delete all old rules
iptables --flush FORWARD iptables --flush FILTER_FORWARD
# Re-insert some basic rules # Re-insert some basic rules
iptables -A FORWARD -o docker0 -j DOCKER iptables -A FILTER_FORWARD -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
iptables -A FORWARD -o docker0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT iptables -A FILTER_FORWARD --src 10.1.0.0/16 --dst 10.1.0.0/16 -j ACCEPT
iptables -A FORWARD -i docker0 -o docker0 -j ACCEPT
# Now insert access to allowed boxes # Now insert access to allowed boxes
# docker-registry # docker-registry
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.217 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.217 --dport 443 -j ACCEPT
#koji.fp.o #koji.fp.o
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.87 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.87 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.87 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.87 --dport 443 -j ACCEPT
# pkgs.stg # pkgs.stg
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.83 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.83 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.83 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.83 --dport 443 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.83 --dport 9418 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.83 --dport 9418 -j ACCEPT
# DNS # DNS
iptables -A FORWARD -i docker0 -p udp -m udp -d 10.5.126.21 --dport 53 -j ACCEPT iptables -A FILTER_FORWARD -p udp -m udp -d 10.5.126.21 --dport 53 -j ACCEPT
iptables -A FORWARD -i docker0 -p udp -m udp -d 10.5.126.22 --dport 53 -j ACCEPT iptables -A FILTER_FORWARD -p udp -m udp -d 10.5.126.22 --dport 53 -j ACCEPT
# mirrors.fp.o # mirrors.fp.o
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.51 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.51 --dport 443 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.52 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.52 --dport 443 -j ACCEPT
# dl.phx2 # dl.phx2
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.93 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.93 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.93 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.93 --dport 443 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.94 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.94 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.94 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.94 --dport 443 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.95 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.95 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.95 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.95 --dport 443 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.96 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.96 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.96 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.96 --dport 443 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.97 --dport 80 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.97 --dport 80 -j ACCEPT
iptables -A FORWARD -i docker0 -p tcp -m tcp -d 10.5.126.97 --dport 443 -j ACCEPT iptables -A FILTER_FORWARD -p tcp -m tcp -d 10.5.126.97 --dport 443 -j ACCEPT
# Docker is CRAZY and forces Google DNS upon us..... # Docker is CRAZY and forces Google DNS upon us.....
iptables -A FORWARD -i docker0 -p udp -m udp -d 8.8.8.8 --dport 53 -j ACCEPT iptables -A FILTER_FORWARD -p udp -m udp -d 8.8.8.8 --dport 53 -j ACCEPT
iptables -A FORWARD -i docker0 -p udp -m udp -d 8.8.4.4 --dport 53 -j ACCEPT iptables -A FILTER_FORWARD -p udp -m udp -d 8.8.4.4 --dport 53 -j ACCEPT
iptables -A FORWARD -j REJECT --reject-with icmp-host-prohibited iptables -A FILTER_FORWARD -j REJECT --reject-with icmp-host-prohibited