gdb

#!/usr/bin/env bash
# Starts a GDB session on CSGO,
# Sets a couple of things up and then you can use GDB normally

function echo_red {
	echo -e "\e[31m$*\e[0m"
}

csgo_pid=$(pidof csgo_linux64)
if [ -z "$csgo_pid" ]; then
    echo_red "CS:GO needs to be open..."
    exit 1
fi

# pBypass for crash dumps being sent
# You may also want to consider using -nobreakpad in your launch options.
sudo rm -rf /tmp/dumps # Remove if it exists
sudo mkdir --mode=000 /tmp/dumps # Make it as root with no permissions

#https://www.kernel.org/doc/Documentation/security/Yama.txt
echo "2" | sudo tee /proc/sys/kernel/yama/ptrace_scope # Only allows root to inject code. This is temp until reboot.


echo "CSGO PID: " $csgo_pid
targetLibrary=$(cat /proc/$(pidof csgo_linux64)/maps | grep lib | head -n1)
libraryPath=${targetLibrary##* }
echo "Target Lib: " $libraryPath

(echo -e "set \$dlopen = (void*(*)(char*, int)) dlopen\n" \
"set \$dlmopen = (void*(*)(long int, char*, int)) dlmopen\n" \
"set \$dlinfo = (int (*)(void*, int, void*)) dlinfo\n" \
"set \$malloc = (void*(*)(long long)) malloc\n" \
"set \$dlclose = (int(*)(void*)) dlclose\n" \
"set \dlerror = (char*(*)(void)) dlerror\n" \
""; cat) | sudo gdb -p $csgo_pid