mirror of
https://github.com/telekom-security/tpotce.git
synced 2025-10-30 20:12:53 +00:00
107 lines
3 KiB
Bash
Executable file
107 lines
3 KiB
Bash
Executable file
#!/bin/bash
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### Vars, Ports for Standard services
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myHOSTPORTS="7634 64294 64295 64296 64297 64298 64299 64303 64305"
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myDOCKERCOMPOSEYML="$1"
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myRULESFUNCTION="$2"
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function fuCHECKFORARGS {
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### Check if args are present, if not throw error
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if [ "$myDOCKERCOMPOSEYML" != "" ] && ([ "$myRULESFUNCTION" == "set" ] || [ "$myRULESFUNCTION" == "unset" ]);
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then
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echo "All arguments met. Continuing."
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else
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echo "Usage: rules.sh <docker-compose.yml> <[set, unset]>"
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exit
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fi
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}
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function fuNFQCHECK {
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### Check if honeytrap or glutton is actively enabled in docker-compose.yml
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myNFQCHECK=$(grep -e '^\s*honeytrap:\|^\s*glutton:' $myDOCKERCOMPOSEYML | tr -d ': ' | uniq)
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if [ "$myNFQCHECK" == "" ];
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then
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echo "No NFQ related honeypot detected, no iptables-legacy rules needed. Exiting."
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exit
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else
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echo "Detected $myNFQCHECK as NFQ based honeypot, iptables-legacy rules needed. Continuing."
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fi
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}
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function fuGETPORTS {
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### Get ports from docker-compose.yml
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myDOCKERCOMPOSEPORTS=$(cat $myDOCKERCOMPOSEYML | yq -r '.services[].ports' | grep ':' | sed -e s/127.0.0.1// | tr -d '", ,#,-' | sed -e s/^:// | cut -f1 -d ':' )
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myDOCKERCOMPOSEPORTS+=" $myHOSTPORTS"
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myRULESPORTS=$(for i in $myDOCKERCOMPOSEPORTS; do echo $i; done | sort -gu)
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echo "Setting up / removing these ports:"
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echo "$myRULESPORTS"
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}
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function fuSETRULES {
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### Setting up iptables-legacy rules for honeytrap
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if [ "$myNFQCHECK" == "honeytrap" ];
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then
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iptables -w -A INPUT -s 127.0.0.1 -j ACCEPT
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iptables -w -A INPUT -d 127.0.0.1 -j ACCEPT
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for myPORT in $myRULESPORTS; do
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iptables -w -A INPUT -p tcp --dport $myPORT -j ACCEPT
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done
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iptables -w -A INPUT -p tcp --syn -m state --state NEW -j NFQUEUE
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fi
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### Setting up iptables-legacy rules for glutton
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if [ "$myNFQCHECK" == "glutton" ];
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then
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iptables -w -t mangle -A PREROUTING -s 127.0.0.1 -j ACCEPT
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iptables -w -t mangle -A PREROUTING -d 127.0.0.1 -j ACCEPT
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for myPORT in $myRULESPORTS; do
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iptables -w -t mangle -A PREROUTING -p tcp --dport $myPORT -j ACCEPT
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done
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# No need for NFQ forwarding, such rules are set up by glutton
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fi
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}
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function fuUNSETRULES {
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### Removing iptables-legacy rules for honeytrap
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if [ "$myNFQCHECK" == "honeytrap" ];
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then
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iptables -w -D INPUT -s 127.0.0.1 -j ACCEPT
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iptables -w -D INPUT -d 127.0.0.1 -j ACCEPT
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for myPORT in $myRULESPORTS; do
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iptables -w -D INPUT -p tcp --dport $myPORT -j ACCEPT
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done
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iptables -w -D INPUT -p tcp --syn -m state --state NEW -j NFQUEUE
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fi
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### Removing iptables-legacy rules for glutton
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if [ "$myNFQCHECK" == "glutton" ];
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then
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iptables -w -t mangle -D PREROUTING -s 127.0.0.1 -j ACCEPT
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iptables -w -t mangle -D PREROUTING -d 127.0.0.1 -j ACCEPT
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for myPORT in $myRULESPORTS; do
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iptables -w -t mangle -D PREROUTING -p tcp --dport $myPORT -j ACCEPT
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done
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# No need for removing NFQ forwarding, such rules are removed by glutton
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fi
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}
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# Main
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fuCHECKFORARGS
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fuNFQCHECK
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fuGETPORTS
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if [ "$myRULESFUNCTION" == "set" ];
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then
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fuSETRULES
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else
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fuUNSETRULES
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fi
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