自动配置RHEL5(CentOS5)中科大epel和rpmforge YUM仓库支持(32|64)

集合了rpmforge，epel，ustc三方yum仓库，其中rpmforge和epel都是针对光盘以外的yum，ustc是中科院的，主要是正对光盘上的软件包，这样就不会出现可以安装nagios，cacti却不可以安装mysql这种系统基础包的情况，正对32-64位的系统做了限制，这样就不会出现32位的系统装到64位的包，虽然这样并无影响，但是会浪费空间，大约11000左右个包，有问题欢迎拍砖。
 

#!/bin/bash
#create epel ustc rpmforge YUM repository
#chenjian  2011-04-12

host  www.google.com >& /dev/null

WGET=$(/usr/bin/which wget)
ECHO_OK=$(echo -e "\E[32;40m""\033[4m------------------------------------------------------------------------------\033[0m\n")
ECHO_ERR=$(echo -e "\E[33;40m""\033[4m------------------------------------------------------------------------------\033[0m\n")

if [ $? -ne 0 ]
then
    echo $ECHO_ERR
    echo Connection network faild.
    echo $ECHO_ERR
    exit 1

else

EPEL_I386="http://download.fedora.redhat.com/pub/epel/5/i386/epel-release-5-4.noarch.rpm"
EPEL_X86_64="http://download.fedora.redhat.com/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm"
RPMFORGE_I386="http://apt.sw.be/redhat/el5/en/i386/rpmforge/RPMS/rpmforge-release-0.3.6-1.el5.rf.i386.rpm"
RPMFORGE_X86_64="http://apt.sw.be/redhat/el5/en/x86_64/rpmforge/RPMS//rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm"

create_yum () {
if $WGET -q -P /tmp/ $2
then
    rpm -q $1 >& /dev/null
    if [ $? -ne 0 ]
    then
    rpm -ivh --quiet /tmp/$1\*
        if [ $? -eq 0 ]
        then
            echo $1 repository create success.
            echo $ECHO_OK
        else
            echo $1 repository create faild
            echo $ECHO_ERR
            exit 2
        fi
    else
        echo Upgrading ...
        rpm -Uvh --quiet /tmp/$1\*
        echo $ECHO_OK
        fi
else
    echo get $1 package fail.please check your url.
    echo $ECHO_ERR
    exit 1
fi

rm -rf /tmp/$1\*
}


config_yum () {
if ! grep 'exclude' /etc/yum.conf >& /dev/null
then  echo $1 >> /etc/yum.conf
fi
}


echo installing ,please wait...
uname -i|grep -q 64
if [ $? -eq 1 ]
then
        create_yum rpmforge-release $RPMFORGE_I386

        create_yum epel-release $EPEL_I386
#the following command is no influence,only for reduce disk usage.
        config_yum 'exclude=*.x86_64'
else
        create_yum rpmforge-release $RPMFORGE_X86_64
        create_yum epel-release $EPEL_X86_64
        config_yum 'exclude=*.i?86'
fi
fi

if [ $? -ne 0 ]
then exit 2
else

cd /etc/yum.repos.d/

cat > CentOS-Base.repo <<EOF
# CentOS-Base.repo
[base]
name=CentOS - Base
baseurl=http://centos.ustc.edu.cn/centos/5/os/\$basearch/
http://centos.candishosting.com.cn/5/os/\$basearch/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5

#released updates
[update]
name=CentOS - Updates
baseurl=http://centos.ustc.edu.cn/centos/5/updates/\$basearch/
http://centos.candishosting.com.cn/5/updates/\$basearch/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5

#packages used/produced in the build but not released
[addons]
name=CentOS - Addons
baseurl=http://centos.ustc.edu.cn/centos/5/addons/\$basearch/
http://centos.candishosting.com.cn/5/addons/\$basearch/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5

#additional packages that may be useful
[extras]
name=CentOS - Extras
baseurl=http://centos.ustc.edu.cn/centos/5/extras/\$basearch/
http://centos.candishosting.com.cn/5/extras/\$basearch/
gpgcheck=1
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5

#additional packages that extend functionality of existing packages
[centosplus]
name=CentOS - Plus
baseurl=http://centos.ustc.edu.cn/centos/5/centosplus/\$basearch/
http://centos.candishosting.com.cn/5/centosplus/\$basearch/
gpgcheck=1
enabled=0
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5

#contrib - packages by Centos Users
[contrib]
name=CentOS - Contrib
baseurl=http://centos.ustc.edu.cn/centos/5/contrib/\$basearch/
http://centos.candishosting.com.cn/5/contrib/\$basearch/
gpgcheck=1
enabled=0
gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
EOF

rpm --import http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
if [ $? -eq 0 ]
then
    echo USTC repository create  success.
    echo $ECHO_OK
fi

echo "All yum repository create cuccessful ^ _ ^."
echo $ECHO_OK

fi