1、脚本实现的功能
可以实现本地Yum源自动同步远程RPM包文件并更新Repo，并且该脚本会自动移除同步失败的rpm包，保证yum的更新成功
2、脚本使用说明
直接执行即可，添加至crontab可实现定期更新，更新频率保持大约每周一次。
3、脚本使用注意事项
yum仓库目录的存储路径必须和脚本上的配置对应，此脚本完全是针对之前yum源搭建编写的，所以具有非常严格的限制，比如repoid中要通过“7”、“6_64”，“6_32”的字样来区分不同的系统，请自行参考修改
4、脚本内容如下
#!/bin/bash
###############################################################
###### Update rpm from remote to local yumrepo
###### Author：huangqw
###### Create_Date：2018/09/18
###### LastModified：2018/09/18
###### Warning：notice Yum Dir Path
###############################################################
Date=`date +"%F_%T"`
log_file="/var/log/yum_update.log"
log_file2="/var/log/yum_createrepo.log"
Yum7_Dir="/data/yum.repo/rhel/7/x86_64"
Yum6_64_Dir="/data/yum.repo/rhel/6/x86_64"
Yum6_32_Dir="/data/yum.repo/rhel/6/i386"
yumrepo_Dir="/tmp/createrepo"
if [ -d ${yumrepo_Dir} ];then
mkdir -p ${yumrepo_Dir}
fi
echo "---- $Date Yum Update Begin ----" >>$log_file
#Update rpms from remote to local yumrepo
for repoid in `yum repolist |sed -n '/repo id/,$p' |sed '1d;$d'|cut -d" " -f1`
do
if echo ${repoid%%/*} |grep "7" >/dev/null 2>&1;then
echo "---- $Date ${repoid%%/*} Update RPMs Begin ----" >>$log_file
reposync -d -m -r ${repoid%%/*} -p ${Yum7_Dir} >> $log_file 2>&1
echo "---- $Date ${repoid%%/*} Update RPMs End ----" >>$log_file
echo "---- $Date ${repoid%%/*} Update Repo Begin ----" >>$log_file
createrepo --update -g ${Yum7_Dir}/${repoid%%/*}/comps.xml ${Yum7_Dir}/${repoid%%/*} >> $log_file 2>$log_file2
if [ $? -ne 0 ];then
gawk '{print $10}' $log_file2 |gawk -F: '{print $1}' |xargs -I {} mv -f {} ${yumrepo_Dir}
createrepo --update -g ${Yum7_Dir}/${repoid%%/*}/comps.xml ${Yum7_Dir}/${repoid%%/*} >> $log_file 2>&1
echo "---- $Date ${repoid%%/*} Update Repo End ----" >>$log_file
else
echo "---- $Date ${repoid%%/*} Update Repo End ----" >>$log_file
fi
elif echo ${repoid%%/*} |grep "6_64" >/dev/null 2>&1;then
echo "---- $Date ${repoid%%/*} Update RPMs Begin ----" >>$log_file
reposync -d -m -r ${repoid%%/*} -p ${Yum6_64_Dir} >> $log_file 2>&1
echo "---- $Date ${repoid%%/*} Update RPMs End ----" >>$log_file
echo "---- $Date ${repoid%%/*} Update Repo Begin ----" >>$log_file
createrepo --update -g ${Yum6_64_Dir}/${repoid%%/*}/comps.xml ${Yum6_64_Dir}/${repoid%%/*} >> $log_file 2>$log_file2
if [ $? -ne 0 ];then
gawk '{print $10}' $log_file2 |gawk -F: '{print $1}' |xargs -I {} mv -f {} ${yumrepo_Dir}
createrepo --update -g ${Yum6_64_Dir}/${repoid%%/*}/comps.xml ${Yum6_64_Dir}/${repoid%%/*} >> $log_file 2>&1
echo "---- $Date ${repoid%%/*} Update Repo End ----" >>$log_file
else
echo "---- $Date ${repoid%%/*} Update Repo End ----" >>$log_file
fi
else
echo "---- $Date ${repoid%%/*} Update RPMs Begin ----" >>$log_file
reposync -d -m -r ${repoid%%/*} -p ${Yum6_32_Dir} >> $log_file 2>&1
echo "---- $Date ${repoid%%/*} Update RPMs End ----" >>$log_file
echo "---- $Date ${repoid%%/*} Update Repo Begin ----" >>$log_file
createrepo --update -g ${Yum6_32_Dir}/${repoid%%/*}/comps.xml ${Yum6_32_Dir}/${repoid%%/*} >> $log_file 2>$log_file2
if [ $? -ne 0 ];then
gawk '{print $10}' $log_file2 |gawk -F: '{print $1}' |xargs -I {} mv -f {} ${yumrepo_Dir}
createrepo --update -g ${Yum6_32_Dir}/${repoid%%/*}/comps.xml ${Yum6_32_Dir}/${repoid%%/*} >> $log_file 2>&1
echo "---- $Date ${repoid%%/*} Update Repo End ----" >>$log_file
else
echo "---- $Date ${repoid%%/*} Update Repo End ----" >>$log_file
fi
fi
done
echo "---- $Date Yum Update End ----" >>$log_file