misc user creation

add-github-user.sh

#!/bin/bash

set -eux
USER=$1
PW=$2


if id -u "$USER" &>/dev/null; then
   echo "$USER already created, going to next..."
   exit 0;
fi

useradd $USER -s /bin/bash && echo "$USER:$PW" | chpasswd
  mkdir /home/$USER && chown $USER:$USER /home/$USER

usermod -a -G rstudio-admins $USER

su $USER -c "mkdir ~/.ssh"
su $USER -c "curl -o /home/$USER/.ssh/authorized_keys https://github.com/$USER.keys"
su $USER -c "chmod 0600 /home/$USER/.ssh/authorized_keys"

sudo-grp-nopwd

#!/bin/bash

set -ex

group="rstudio-admins"
groupadd --force "${group}"

mkdir -p "/etc/sudoers.d"
    echo "%${group} ALL=(ALL) NOPASSWD:ALL" >"/etc/sudoers.d/${group}-sudoers"