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pbot-vm: consolidate network enable/disable into one script
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cc1445be90
commit
111f3bd2e7
@ -1,9 +0,0 @@
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#!/bin/sh
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# disables all incoming, outgoing and forwarded traffic except incoming/established SSH
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iptables -F
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iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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iptables -A INPUT -p tcp --dport 22 -j ACCEPT
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iptables -P INPUT DROP
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iptables -P FORWARD DROP
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iptables -A OUTPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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iptables -P OUTPUT DROP
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@ -1,8 +0,0 @@
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#!/bin/sh
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# disables all incoming, outgoing and forwarded traffic except incoming/established SSH
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nft add table ip filter
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nft add chain ip filter INPUT '{ type filter hook input priority 0; policy drop; }'
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nft add chain ip filter OUTPUT '{ type filter hook output priority 0; policy drop; }'
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nft 'add rule ip filter INPUT ct state related,established counter accept'
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nft 'add rule ip filter INPUT tcp dport 22 counter accept'
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nft 'add rule ip filter OUTPUT ct state related,established counter accept'
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@ -1,3 +0,0 @@
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#!/bin/sh
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# removes all iptables rules to re-enable networking
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iptables -F
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@ -1,3 +0,0 @@
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#!/bin/sh
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# deletes filter table to re-enable networking
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nft delete table ip filter
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70
applets/pbot-vm/guest/bin/network
Executable file
70
applets/pbot-vm/guest/bin/network
Executable file
@ -0,0 +1,70 @@
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#!/bin/bash
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Usage="$0 <on|off> [iptables|ipt|nftables|nft]"
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DefaultMode="iptables"
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EnableNetwork() {
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case $1 in
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iptables)
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iptables -F ;;
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nftables)
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nft delete table ip filter ;;
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esac
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}
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DisableNetwork() {
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case $1 in
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iptables)
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iptables -F
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iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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iptables -A INPUT -p tcp --dport 22 -j ACCEPT
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iptables -P INPUT DROP
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iptables -P FORWARD DROP
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iptables -A OUTPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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iptables -P OUTPUT DROP
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;;
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nftables)
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nft add table ip filter
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nft add chain ip filter INPUT '{ type filter hook input priority 0; policy drop; }'
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nft add chain ip filter OUTPUT '{ type filter hook output priority 0; policy drop; }'
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nft add rule ip filter INPUT ct state related,established counter accept
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nft add rule ip filter INPUT tcp dport 22 counter accept
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nft add rule ip filter OUTPUT ct state related,established counter accept
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;;
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esac
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}
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Main() {
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case $1 in
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on|off) ;;
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*)
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echo "Invalid command \`$1\`; usage: $Usage"
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exit 1 ;;
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esac
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Toggle="$1"
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case $2 in
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iptables|ipt)
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Mode="iptables" ;;
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nftables|nft)
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Mode="nftables" ;;
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"")
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Mode=$DefaultMode ;;
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*)
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echo "Invalid mode \`$2\`; usage: $Usage"
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exit 1 ;;
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esac
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case $Toggle in
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"on")
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echo "Enabling networking with $Mode"
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EnableNetwork "$Mode" ;;
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"off")
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echo "Disabling networking with $Mode"
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DisableNetwork "$Mode" ;;
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esac
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}
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Main "$@"
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@ -25,8 +25,8 @@ apt install -y --no-install-recommends default-jre default-jdk
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apt install -y --no-install-recommends libipc-run-perl libjson-xs-perl
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# disable networking
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./guest/bin/disable-network-iptables
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./guest/bin/network off iptables
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echo 'Networking disabled.'
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echo 'To re-enable, run ./guest/bin/enable-networking-iptables'
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echo 'To disable again, run ./guest/bin/disable-network-iptables'
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echo 'To re-enable, run ./guest/bin/network on iptables'
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echo 'To disable again, run ./guest/bin/network off iptables'
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@ -22,8 +22,8 @@ zypper -n in --no-recommends clisp gcc-go java java-devel
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zypper -n in perl-IPC-Run perl-JSON-XS
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# disable networking
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./guest/bin/disable-network-nftables
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./guest/bin/network off nftables
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echo 'Networking disabled.'
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echo 'To re-enable, run ./guest/bin/enable-networking-nftables'
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echo 'To disable again, run ./guest/bin/disable-network-nftables'
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echo 'To re-enable, run ./guest/bin/network on nftables'
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echo 'To disable again, run ./guest/bin/network off nftables'
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@ -299,8 +299,7 @@ sub main() {
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exit 2;
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}
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print $health "\n";
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print $health "\n"; # request health
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eval {
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alarm 2;
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@ -25,8 +25,8 @@ use PBot::Imports;
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# These are set by the /misc/update_version script
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use constant {
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BUILD_NAME => "PBot",
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BUILD_REVISION => 4747,
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BUILD_DATE => "2024-04-10",
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BUILD_REVISION => 4748,
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BUILD_DATE => "2024-04-12",
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};
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sub initialize {}
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