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https://github.com/netblue30/firejail.git
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27 lines
842 B
Text
27 lines
842 B
Text
*filter
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:INPUT DROP [0:0]
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:FORWARD DROP [0:0]
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:OUTPUT DROP [0:0]
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###################################################################
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# Simple tcp filter template. $ARG1 is the port number.
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#
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# Usage: $ARG1 in this template is replaced by 5001 from command line below
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#
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# firejail --net=eth0 --ip=192.168.1.105 --netfilter=/etc/firejail/tcpserver.net,5001 server-program
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#
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###################################################################
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# allow server traffic
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-A INPUT -p tcp --dport $ARG1 -m state --state NEW,ESTABLISHED -j ACCEPT
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-A OUTPUT -p tcp --sport $ARG1 -m state --state ESTABLISHED -j ACCEPT
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# allow incoming ping
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-A INPUT -p icmp --icmp-type echo-request -j ACCEPT
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-A OUTPUT -p icmp --icmp-type echo-reply -j ACCEPT
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# allow outgoing DNS
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-A OUTPUT -p udp --dport 53 -j ACCEPT
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-A INPUT -p udp --sport 53 -j ACCEPT
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COMMIT
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