获取脚本位置

bash-header.sh

#!/bin/bash

# Bash 脚本 set 命令教程
# http://www.ruanyifeng.com/blog/2017/11/bash-set.html
set -o errexit
set -o xtrace
set -o nounset
set -o pipefail


# 脚本所在路径作为基础路径
# 判断系统类型
UNAME=$(uname)

BASH_SOURCE_NAME=${BASH_SOURCE[0]}

# 兼容 Linux 的场景
if [[ "${UNAME}" == "Linux" ]]; then
    SCRIPT_FILE=$(readlink -f "${BASH_SOURCE_NAME}")
fi

# 兼容 macOS 的场景
if [[ "${UNAME}" == "Darwin" ]]; then
    if [[ $(echo ${BASH_SOURCE_NAME} | awk '/^\//') == ${BASH_SOURCE_NAME} ]]; then
        SCRIPT_FILE=${BASH_SOURCE_NAME}
    else
        SCRIPT_FILE=$PWD/${BASH_SOURCE_NAME}
    fi
fi

# 根据脚本名获取脚本所在文件夹
BASE_PATH_SCRIPT=$(dirname "${SCRIPT_FILE}")


# 以当前时间作为时间戳
TIMESTAMP_CMD='date +%Y%m%d%H%M%S'
TIMESTAMP=$($TIMESTAMP_CMD)