Centos7裁剪

Posted 2022-05-05 刘林VIP

#!/bin/sh
rootdir=`pwd`

rm -rf $rootdir/centos*

KERNEL_DIR=$rootdir/kernel
ROOTFS_DIR=$rootdir/rootfs

if [ -d $KERNEL_DIR ]; then
   echo "remove kernel dir"
   rm -rf $KERNEL_DIR
fi
echo "mkdir kernel dir"
mkdir $KERNEL_DIR

if [ -d $ROOTFS_DIR ]; then
   echo "remove rootfs dir"
   rm -rf $ROOTFS_DIR
fi
echo "mkdir rootfs dir"
mkdir $ROOTFS_DIR

rm -rf  centos7_* 

#-------- reduce /var/lib/rpm/Packages----------
rpm --rebuilddb

echo "--run:yum clean all"
yum clean all

echo "Begin to copy kernel ...."
cp -cpR /boot/initramfs-3.10.0-327.4.5.el7.x86_64.img $KERNEL_DIR
cp -cpR /boot/symvers-3.10.0-327.4.5.el7.x86_64.gz $KERNEL_DIR
cp -cpR /boot/System.map-3.10.0-327.4.5.el7.x86_64 $KERNEL_DIR
cp -cpR /boot/vmlinuz-3.10.0-327.4.5.el7.x86_64 $KERNEL_DIR
echo "Copy kernel finish..."

echo "Begin to copy rootfs..."
cp -cpR /bin $ROOTFS_DIR 
cp -cpR /dev $ROOTFS_DIR 
cp -cpR /etc $ROOTFS_DIR
cp -cpR /lib $ROOTFS_DIR 
cp -cpR /lib64 $ROOTFS_DIR 
cp -cpR /opt $ROOTFS_DIR 
cp -cpR /root $ROOTFS_DIR 
cp -cpR /run $ROOTFS_DIR 
cp -cpR /sbin $ROOTFS_DIR 
cp -cpR /srv $ROOTFS_DIR 
cp -cpR /tmp $ROOTFS_DIR 
cp -cpR /usr $ROOTFS_DIR 
cp -cpR /var $ROOTFS_DIR 

mkdir -p $ROOTFS_DIR/boot
mkdir -p $ROOTFS_DIR/bootloader
mkdir -p $ROOTFS_DIR/ftp
mkdir -p $ROOTFS_DIR/media
mkdir -p $ROOTFS_DIR/proc
mkdir -p $ROOTFS_DIR/sys

mkdir -p $ROOTFS_DIR/tar
mkdir -p $ROOTFS_DIR/system

mkdir -p $ROOTFS_DIR/home
cp -cpR /home/fornax $ROOTFS_DIR/home
cp -cpR /home/hillstone $ROOTFS_DIR/home

cp -cpR /data $ROOTFS_DIR 
rm -rf $ROOTFS_DIR/data/db-data/ib_logfile*
rm -rf $ROOTFS_DIR/data/db-data/ibtmp1

rm -rf $ROOTFS_DIR/usr/share/man/*
rm -rf $ROOTFS_DIR/usr/share/doc/*

rm -rf $ROOTFS_DIR/var/lib/mysql

sed -i "s/^IPADDR.*$/IPADDR=0.0.0.0/g" /etc/sysconfig/network-scripts/ifcfg-eth0
sed -i "s/^IPADDR.*$/IPADDR=0.0.0.0/g" /etc/sysconfig/network-scripts/ifcfg-eth1

#add by liulin 2016-3-22 11:28:42
rm -rf  $ROOTFS_DIR/usr/share/locale/*
cp -cpR /usr/share/locale/zh_[C]*  $ROOTFS_DIR/usr/share/locale/
cp -cpR /usr/share/locale/zh  $ROOTFS_DIR/usr/share/locale/
cp -cpR /usr/share/locale/en  $ROOTFS_DIR/usr/share/locale/
cp -cpR /usr/share/locale/en_US  $ROOTFS_DIR/usr/share/locale/

#----------remove /usr/sbin/mysqld-debug------------
rm -rf  $ROOTFS_DIR/usr/sbin/mysqld-debug

#remove /var/log/xxx
echo "" > $ROOTFS_DIR/var/log/audit/audit.log
rm -rf  $ROOTFS_DIR/var/log/sa/*
rm -rf  $ROOTFS_DIR/var/log/cron-*
rm -rf  $ROOTFS_DIR/var/log/cron-*
rm -rf  $ROOTFS_DIR/var/log/messages-*
echo "" > $ROOTFS_DIR/var/log/mysqld.log

#--------------remove mysql tools--------------------- 
rm -rf  $ROOTFS_DIR/usr/bin/mysql_upgrade
rm -rf  $ROOTFS_DIR/usr/bin/mysqlslap
rm -rf  $ROOTFS_DIR/usr/bin/mysqlpump
rm -rf  $ROOTFS_DIR/usr/bin/mysqlshow
rm -rf  $ROOTFS_DIR/usr/bin/mysqlimport
rm -rf  $ROOTFS_DIR/usr/bin/mysqlcheck
rm -rf  $ROOTFS_DIR/usr/bin/mysql_config_editor
rm -rf  $ROOTFS_DIR/usr/bin/mysql_secure_installation
#rm -rf  $ROOTFS_DIR/usr/bin/mysql_install_db 
rm -rf  $ROOTFS_DIR/usr/bin/myisamchk
rm -rf  $ROOTFS_DIR/usr/bin/myisampack
rm -rf  $ROOTFS_DIR/usr/bin/myisamlog
rm -rf  $ROOTFS_DIR/usr/bin/myisam_ftdump
rm -rf  $ROOTFS_DIR/usr/bin/resolve_stack_dump
rm -rf  $ROOTFS_DIR/usr/bin/mysql_tzinfo_to_sql
rm -rf  $ROOTFS_DIR/usr/bin/mysql_ssl_rsa_setup
rm -rf  $ROOTFS_DIR/usr/bin/mysql_plugin
rm -rf  $ROOTFS_DIR/usr/bin/innochecksum

#------------remove /usr/bin/ tools---------
rm -rf  $ROOTFS_DIR/usr/bin/perror
rm -rf  $ROOTFS_DIR/usr/bin/dwp
rm -rf  $ROOTFS_DIR/usr/bin/replace

#remove /usr/lib64/xxx
rm -rf  $ROOTFS_DIR/usr/lib64/mysql/mecab
rm -rf  $ROOTFS_DIR/usr/lib64/mysql/plugin/libpluginmecab.so
rm -rf  $ROOTFS_DIR/usr/lib64/mysql/plugin/debug

#--------rm man-db-----------
rm -rf  $ROOTFS_DIR/etc/cron.daily/man-db.cron
rm -rf  $ROOTFS_DIR/etc/man_db.conf
rm -rf  $ROOTFS_DIR/etc/sysconfig/man-db
rm -rf  $ROOTFS_DIR/usr/bin/apropos
rm -rf  $ROOTFS_DIR/usr/bin/catman
rm -rf  $ROOTFS_DIR/usr/bin/lexgrog
rm -rf  $ROOTFS_DIR/usr/bin/man
rm -rf  $ROOTFS_DIR/usr/bin/mandb
rm -rf  $ROOTFS_DIR/usr/bin/manpath
rm -rf  $ROOTFS_DIR/usr/bin/whatis
rm -rf  $ROOTFS_DIR/usr/lib64/man-db
rm -rf  $ROOTFS_DIR/usr/lib64/man-db/libman-2.6.3.so
rm -rf  $ROOTFS_DIR/usr/lib64/man-db/libman.so
rm -rf  $ROOTFS_DIR/usr/lib64/man-db/libmandb-2.6.3.so
rm -rf  $ROOTFS_DIR/usr/lib64/man-db/libmandb.so
rm -rf  $ROOTFS_DIR/usr/libexec/man-db
rm -rf  $ROOTFS_DIR/usr/libexec/man-db/globbing
rm -rf  $ROOTFS_DIR/usr/libexec/man-db/manconv
rm -rf  $ROOTFS_DIR/usr/sbin/accessdb

#---------rm zip ----------
rm -rf  $ROOTFS_DIR/usr/bin/zip
rm -rf  $ROOTFS_DIR/usr/bin/zipcloak
rm -rf  $ROOTFS_DIR/usr/bin/zipnote
rm -rf  $ROOTFS_DIR/usr/bin/zipsplit

#--------rm yum(yum can use)-----------
rm -rf  $ROOTFS_DIR/var/lib/yum/yumdb/*
rm -rf  $ROOTFS_DIR/var/lib/yum/history*


echo "--------all is finish-------------"

echo "----------------------------"
du -sh $rootdir/
du -sh $rootdir/*
echo "----------------------------"

echo 
echo
echo "now begin to tar /rootfs and /kernel to xxx.tar.gz"
packageDate=`date "+%Y-%m-%d-%H%M"`
tar -zcvf centos7_$packageDate_hsa.tar.gz ./kernel/ ./rootfs/