localhost_frssoft/ bbs-telnet
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compare: localhost_frssoft:6bd3f033b5fa969b02449fa24665e7e46df1c8c8
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4 changed files with 3 additions and 14 deletions
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1
.gitignore vendored
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@ -1,3 +1,2 @@
access_granted
access_denied
config

2
README.md
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@ -11,4 +11,4 @@ $EDITOR config
```run server (socat required)
./bss.sh <PORT>
```
run it without argument -> random port selected

10
bbs.sh
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@ -1,13 +1,7 @@
#!/bin/sh
if [ ! -n "$1" ]; then
port=$(shuf -i 1024-65000 -n 1)
else
port=$1
fi
echo "listening for commands on 0.0.0.0:$1"
echo "listening for commands on 0.0.0.0:$port"
socat -v -v TCP-LISTEN:$port,reuseaddr,pktinfo,fork SYSTEM:"./executor.sh"
socat -v -v TCP-LISTEN:$1,reuseaddr,pktinfo,fork SYSTEM:"./executor.sh"

4
executor.sh
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@ -23,10 +23,6 @@ die(){
}
mkdir -p -m 700 access_granted
mkdir -p -m 700 access_denied
if [ -f access_denied/"$remote_ip" ]; then exit 0; fi
generator_session=$(zcat -f $system_dict | shuf -n 2 | tr -d "\n'")
randpadding=$(head -c 8 /dev/urandom | base64)
printf "$randpadding\t$generator_session\n"