shell脚本编写--自动化安装python

shell脚本编写--自动化安装python

1.python3.7版本

#!/bin/bash
# -----------------------------------------------------------------
# -------- 创建日期：2022-02                               --------
# -------- 作者：ywjia                                     --------
# -------- 邮箱：duxingren201955@163.com                   --------
# -------------------------------------------------------------------------------
# 功能介绍：安装python3.7 到目录 /usr/local/python3 
# -------环境变量----------------------------------------------------------------
# export PYSPARK_PYTHON=python3
# export PYTHONUNBUFFERED=1
# -------自定义的jar包目录-----------------------------------------------------
# /usr/jartest/

jar_path=/usr/jartest/
function Print_info_log() {
    echo -e "\e[1;35m INFO:$(date "+%Y-%m-%d %H:%M:%S") \e[0m $1." | tee -a /install_all.log
}
function install_python() {
    if ! python3 -V &>/dev/null; then
        Print_info_log "python未安装，开始安装"
    else
        Print_info_log "python已安装，即将退出"
        exit 1
    fi
    Print_info_log "开始安装yum依赖"
    yum install -y zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel \
　　　　　　　　　　　　readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel wget &>/install.log
    yum install libffi-devel -y &>/install.log
    if ! yum install gcc -y &>/install.log;then
        Print_info_log "yum 安装依赖gcc等失败，详细日志查看/install.log"
        exit 2
    fi
    #我下载到内网，提高下载速度。外网下载路径：wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz
    [ -d Python-3.7.0.tgz ] && rm -rf Python-3.7.0.tgz
    if ! wget http://192.168.38.38:81/js/Python-3.7.0.tgz &>/dev/null; then
        Print_info_log "下载失败Python-3.7.0.tgz，稍后尝试"
        exit 3
    fi
    tar xf Python-3.7.0.tgz
    cd Python-3.7.0 || exit 4
    if ! ./configure --prefix=/usr/local/python3 &>/install.log; then
        Print_info_log "当前编译python失败,日志查看/install.log"
        exit 5
    fi
    make &>/dev/null && make install &>/dev/null
    ln -s /usr/local/python3/bin/python3 /usr/bin/python3
    ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3
}
install_python
[ "$(grep -c PYSPARK_PYTHON /etc/profile)" -eq 0 ] && echo "export PYSPARK_PYTHON=python3" >>/etc/profile
[ "$(grep -c PYTHONUNBUFFERED /etc/profile)" -eq 0 ] && echo "export PYTHONUNBUFFERED=1" >>/etc/profile
source /etc/profile
[ ! -d "${jar_path}" ] && mkdir -p "${jar_path}"