ethereum docker geth shell for geth attach and tail log

Help use docker geth for geth attach and watch log. Geth Command line path need to change for yourself env.

  
#!/bin/sh  
IFS=$'\n'  
echo $1  
echo $2  
  
case $2 in  
    attach) docker exec -it $(docker ps -a --no-trunc  | grep $1 | awk '{print $1}') geth attach --datadir=/root/.ethereum/devchain  
        ;;  
    log) docker exec -it $(docker ps -a --no-trunc  | grep $1 | awk '{print $1}') tail -n 30 -f /root/geth.log  
        ;;  
    sh) docker exec -it $(docker ps -a --no-trunc  | grep $1 | awk '{print $1}') sh  
        ;;  
    bash) docker exec -it $(docker ps -a --no-trunc  | grep $1 | awk '{print $1}') bash  
        ;;  
    *)  echo "command parms1: docker container name"  
        echo "command parms2: attach (geth attach) or log (tail -n 30 -f) or sh or bash"  
esac