vi pushJar2docker.sh 

#!/bin/sh

# Linux拷贝文件到容器中进行替换的shell脚本

argc=$#
newline=$'\n'
push_file=app-core-1.0-SNAPSHOT.jar
target_dir=/opt/app/lib
docker_id=0
# eg: test_module01-v1.jar
push_file_check_regex='^[a-zA-Z0-9._-]+\.jar$'
# eg: /opt/app/lib 
target_dir_check_regex='^[a-zA-Z0-9_/-]+$'

# functions define

function get_docker_id()
{
  # return docker_id
  docker_id=$(docker ps -a |grep -E ".*hub.center.tech/app/core.*user01.*" |awk '{print $1}')
  #return docker_id  # return will return result: 0|1
  echo $docker_id    # echo for return docker_id
}

function copy_file_to_docker(){
  # copy default jar file to default target_dir
  docker_id=$(get_docker_id)
  echo "docker id: $docker_id"
  
  # $1=$push_file, $2=$target_dir
  path_src=$1
  path_dst=$2
  cmd_cp="docker cp $path_src  $docker_id:$path_dst"
  echo -e "\n$cmd_cp"

  #copy file to docker
  ret=`$cmd_cp`
  echo "jar file pushed to docker finished!"

  #ls -l
  cmd_ls="docker exec $docker_id ls -l $path_dst/$path_src"
  echo -e "\n$cmd_ls"

  echo "target file properies in docker is: "
  ret=`$cmd_ls`
  echo -e "\n$ret\n"

  echo -e "Please exec by manual:\ndocker exec -it $docker_id /bin/sh \n./restart.sh\n"
  echo -e "\n --------END-----------\n"
 
  return 0
}

# body 
echo ----
echo $argc
if [ $argc -eq 1 ] && [ $1 == "-h" -o $1 == "/?" ]
then
  echo "----------------------------------------------------------------------------------"
  echo "$newline"
  echo "1.show help info:$newline Use: $0 {-h | /?} $newline"
  echo "2.direct copy default jar file $push_file to default target lib dir $target_dir:$newline Use: $0 $newline"
  echo "3.copy jar file to target lib dir:$newline Use: $0 {file} {target_dir} $newline Tips: must end with "/"$newline  eg: $0 app-core-1.0-SNAPSHOT.jar  /opt/app/lib/ $newline"
  exit
elif [ $argc -eq 0 ]
then
  # for 2.direct copy default
  echo "direct copy default"
  copy_file_to_docker $push_file $target_dir
elif [ $argc -eq 2 ] && [[ $1 =~ $push_file_check_regex ]] && [[ $2 =~ $target_dir_check_regex ]]
then
  # for 3.copy jar file to target lib dir
  echo "copy jar file to target lib dir"
  push_file=$1
  target_dir=$2
  copy_file_to_docker $push_file $target_dir
else
  echo -e "Input error!\nUse: $0 -h for help!"
  if [ $argc -ne 2 ]
  then
    echo "input argc number invalid!"
  elif [[ ! $1 =~ $push_file_check_regex ]]
  then
    echo "input push_file invalid: \"$1\" not match: \"$push_file_check_regex\""
  elif [[ ! $2 =~ $target_dir_check_regex ]]
  then
    echo "input target_dir invalid: \"$2\" not match: \"$target_dir_check_regex\""
  else
    echo "unknow error!"
  fi
  exit
fi