通过docker image 获取到 dockerfile

docker history --format {{.CreatedBy}} --no-trunc=true $DockerImage |sed "s/\/bin\/sh\ -c\ \#(nop)\ //g"|sed "s/\/bin\/sh\ -c/RUN/g" | tac

cat > Obtain\_dockerfile.sh <<-'EOF'

#!/bin/bash

export PATH=$PATH

if [ $# -eq 1 ];then

        docker history --format {{.CreatedBy}} --no-trunc=true $1 |sed "s/\/bin\/sh\ -c\ \#(nop)\ //g"|sed "s/\/bin\/sh\ -c/RUN/g" | tac

    else

        echo "sh Obtain\_dockerfile.sh $DOCKER\_IMAGE"

fi

EOF