#!/bin/bash

#
# Ver 1.2
# 5. Sep 2024
#

if [ "$USER" == "root" ]
then
   echo "you're 'root'. fine"
else
   echo "need to run as 'root'"
   exit
fi

echo "add user 'ansible'"
adduser --disabled-password --shell /bin/bash --gecos "" ansible
echo ""

echo "check 'python'"
PY=`which python || echo nix`
PY=`which python3 || echo nix`
if [ "$PY" == "nix" ]
then
   echo "python not installed. try to install."
   apt-get install -y python > /dev/null
else
   echo "'$PY' found"
fi
echo ""

echo "check 'sudo'"
SU=`which sudo || echo nix`
if [ "$SU" == "nix" ]
then
   echo "sudo not installed. try to install."
   apt-get install -y sudo > /dev/null
else
   echo "'sudo' found"
fi
echo ""

PY=`which python || echo nix`
PY=`which python3 || echo nix`
if [ "$PY" == "nix" ]
then
   echo "still no 'python'"
   echo "ansible won't work without python"
fi

SU=`which sudo || echo nix`
if [ "$SU" == "nix" ]
then
   echo "still no 'sudo'"
   echo "ansible won't work without sudo"
   echo ""
   echo "if you still want to use user 'ansible' run:"
   echo "su - ansible"
   echo "mkdir -p /home/ansible/.ssh/"
   echo "echo \"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC/gz8mIcQmAxOVbajBb0nO7jWI09TXfHn6kNg6E/43bSzu10qq3hatTPuuXgaU6Y/KMkGF0nt6nsufP3P9u1FrCtq5j175z3GCQjk6Mb5QOO9iKLO9fQV08d6j3C7YGc1+6SZlTKdReyfBy7lQAfeUMuvFT4KevMExzyzvAtgQ8ZtLHwEUWBW5F/0YIGZyr6cMNe09RT2WTYJIbQCTzfVuWbOPw2SFzvd4ls7TnLK3EU4kjujnzBsTOAJLkbaWFVm6i+W6M3N+TutrtoDcW12Q9CK5eQtVwQrMWS1JbAAIGke1TKeizgDt5EuWk4k5YovXv6wrcWT9SahgeKDVtCLx ansible\" >> /home/ansible/.ssh/authorized_keys"
else
   echo "configure 'sudoers' for 'ansible'"
   echo "
### added by script add2ansible.sh
ansible ALL=(ALL) NOPASSWD:ALL

" >> /etc/sudoers
   echo "add key"
   sudo -u ansible mkdir -p /home/ansible/.ssh/
   sudo -u ansible echo "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC/gz8mIcQmAxOVbajBb0nO7jWI09TXfHn6kNg6E/43bSzu10qq3hatTPuuXgaU6Y/KMkGF0nt6nsufP3P9u1FrCtq5j175z3GCQjk6Mb5QOO9iKLO9fQV08d6j3C7YGc1+6SZlTKdReyfBy7lQAfeUMuvFT4KevMExzyzvAtgQ8ZtLHwEUWBW5F/0YIGZyr6cMNe09RT2WTYJIbQCTzfVuWbOPw2SFzvd4ls7TnLK3EU4kjujnzBsTOAJLkbaWFVm6i+W6M3N+TutrtoDcW12Q9CK5eQtVwQrMWS1JbAAIGke1TKeizgDt5EuWk4k5YovXv6wrcWT9SahgeKDVtCLx ansible" >> /home/ansible/.ssh/authorized_keys
fi
echo ""

echo "we're done"