一键安装jdk,是不是很爽。。。
这个脚本,很好地解决了jdk的安装问题,哈哈
写了一段时间,希望对各位有所帮助!!!
1、脚本支持安装jdk
2、脚本支持卸载jdk
3、脚本编写模块化,便于后期加工
4、脚本对jdk安装过程中出现的多种问题都有相关考虑
#!/bin/sh
CHECK()
{
echo -e "\033[33m 正在为您校验jdk安装包... \033[0m"
if [ -f "${myway}/jdk-8u221-linux-x64.rpm" ];then
echo -e "\033[32m 校验成功!! \033[0m"
INSTALL_ING
else
echo -e "\033[31m 校验失败!!请上传jdk安装包至'${myway}'文件夹下 \033[0m"
exit
fi
}
PRESS_INSTALL()
{
echo -e "\033[32m 即将安装JDK... \033[0m"
echo -e "\033[32m Press any key to install...or Press Ctrl+c to cancel \033[0m"
SAVE=`stty -g`
stty -icanon -echo min 1 time 0
dd count=1 2>/dev/null
stty ${SAVE}
}
INSTALL_ING()
{
PRESS_INSTALL
echo -e "\033[32m 开始安装JDK... \033[0m"
rpm -ivh jdk-8u221-linux-x64.rpm
echo "#JAVA_HOME">>/etc/profile
echo "JAVA_HOME=/usr/java/jdk1.8.0_221-amd64">>/etc/profile
echo "JRE_HOME=/usr/java/jdk1.8.0_221-amd64/jre">>/etc/profile
echo "PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin">>/etc/profile
echo "CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib">>/etc/profile
echo "export JAVA_HOME JRE_HOME PATH CLASSPATH">>/etc/profile
source /etc/profile
java -version
if [ $? -eq 0 ]; then
echo -e "\033[32m 安装成功!!! \033[0m"
else
echo -e "\033[031m 安装失败!!! \033[0m"
exit
fi
}
#####################################################
#输入n
STOP_UNINSTALL()
{
echo -e "\033[33m 已停止卸载!! \033[0m"
exit
}
#####################################################
#输入错误
UNINSTALL_AGAIN()
{
echo -e "\033[33m 请重新输入!!! \033[0m"
UNINSTALL_CHOOSE
}
#输入y
UNINSTALL_ING()
{
killall -9 java
rpm -qa | grep jdk | xargs rpm -e --nodeps
java -version
if [ $? -eq 0 ]; then
echo -e "\033[031m 卸载失败,请手动用rm命令卸载!! \033[0m"
exit
else
echo -e "\033[32m 卸载成功!!! \033[0m"
echo "即将开始JDK安装!!"
INSTALL_ING
fi
}
#####################################################
#开始输入
UNINSTALL_CHOOSE()
{
read -p "是否卸载JDK?yes/no: " Select
case "${Select}" in
y|Y|yes)
Select="y"
UNINSTALL_ING
;;
n|N|no)
Select="n"
STOP_UNINSTALL
;;
*)
echo "输入错误"
UNINSTALL_AGAIN
esac
}
######################################################
#程序从这里开始
myway=`pwd`
JDK=`rpm -qa | grep jdk`
echo -e "\033[33m 开始检测本机是否安装JDK... \033[0m"
echo -e "\033[33m 开始检测本机是否安装JDK... \033[0m"
VS=`java -version`
if [ $? -eq 0 ]; then
echo -e "\033[33m 检测到您已安装JDK,版本为"${VS}" \033[0m"
UNINSTALL_CHOOSE
else
echo -e "\033[33m 检测到您尚未安装JDK,将为您自动安装!! \033[0m"
CHECK
fi
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