检查RPM包是否已经安装:
- ###################RPM_CHECK1################# –>仅仅是检查单个rpm包是否安装,未安装的不能自动安装
- #!/bin/bash
- # check rpm is installed or not
- uname -r
- rpm –version
- echo
- P=${1?” must specify package name.”}
- rpm -qa “$P” > t1
- my_size=$( wc -l < t1 )
- echo ” Size of report file is $my_size lines”
- if [[ $( rpm -qa $P ) =~ ${P} ]]
- # if [[ $( rpm -qa $P ) == *${P}* ]]
- then
- echo ” Package $P is installed.”
- else
- echo ” Package $P not found.”
- fi
- exit 0
- ###################RPM_CHECK1#################
- ###################RPM_CHECK2################# –>可以实现多种rpm包的检查,未安装的自动安装
- #!/bin/bash
- #filename: check_rpm
- uname -r
- rpm –version
- check_rpm()
- {
- while (( $# > 0 ))
- do
- if ! rpm -q $1 &> /dev/null;then
- yum install $1 -y &>/dev/null
- if [ $? == 0 ];then
- echo “$1 install is success!”
- else
- echo “$1 is not in the systerm Packages!”
- fi
- fi
- shift #执行一次shift则去掉第一个参数,始终只需判断$1即可
- done
- exit 0
- }
- check_rpm $@
- ###################RPM_CHECK2#################
- ###################RPM_CHECK3################# –>结合以上两个脚本
- #!/bin/bash
- #filename: check_rpm
- uname -r
- rpm –version
- P=${1?” must specify package name.”} #加入这一行表示必须需要输入一个有效的软件包名
- check_rpm()
- {
- while (( $# > 0 ))
- do
- if ! rpm -q $1 &> /dev/null;then
- yum install $1 -y &>/dev/null
- if [ $? == 0 ];then
- echo “$1 install is success!”
- else
- echo “$1 is not in the systerm Packages!”
- fi
- else
- echo “$1 is installed”
- fi
- shift #执行一次shift则去掉第一个参数,始终只需判断$1即可
- done
- exit 0
- }
- ###################RPM_CHECK3#################