Restart a daemon screen with a script

restart-screen.sh

set -e

OWN_PID=$$
SCREEN_TITLE=my-script

# Find all screen apps with the title, but skip yourself (this executed script)
SCREEN_PIDS=$(pgrep -f $SCREEN_TITLE | grep -v $OWN_PID | paste -s -d ,)
if [[ -n "$SCREEN_PIDS" ]]; then
  # Kill all children processes of found screens
  pkill -P $SCREEN_PIDS || true
fi

screen -dmS $SCREEN_TITLE bash -c './script.sh > script.log'