Difference between revisions of "Iptables scratchpad"

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Revision as of 19:01, 25 February 2013

dynamically create iptables commands which allow gentoo emerge sync and fetch

on gentoo servers

nslookup rsync.gentoo.org | grep -v "#" | grep Address |awk '{ printf "iptables -I FORWARD -p tcp -d " $2 " --dport 873 -j ACCEPT\n"}'
nslookup distfiles.gentoo.org | grep -v "#" | grep Address |awk '{ printf "iptables -I FORWARD -p tcp -d " $2 " --dport 80 -j ACCEPT\n"}'

on firewalls

nslookup rsync.gentoo.org | grep -v "#" | grep Address |awk '{ printf "iptables -I OUTPUT -p tcp -d " $2 " --dport 873 -j ACCEPT\n"}'
nslookup distfiles.gentoo.org | grep -v "#" | grep Address |awk '{ printf "iptables -I OUTPUT -p tcp -d " $2 " --dport 80 -j ACCEPT\n"}'

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iptables