标签：shell
#!/bin/sh
sz=`uname -a|grep "x86_64"|wc -l`
if [ $sz -ne 1 ]
then
echo "system hardware-platform error"
exit 1
fi
echo "----------------------------------------------------------------------"
echo "close some services"
{
chkconfig --level 3 abrtd off
chkconfig --level 3 acpid off
chkconfig --level 3 atd off
chkconfig --level 3 auditd off
chkconfig --level 3 autofs off
chkconfig --level 3 avahi-daemon off
chkconfig --level 3 certmonger off
chkconfig --level 3 cgconfig off
chkconfig --level 3 cgred off
chkconfig --level 3 cpuspeed off
chkconfig --level 3 cups off
chkconfig --level 3 haldaemon off
chkconfig --level 3 ip6tables off
chkconfig --level 3 ipsec off
chkconfig --level 3 kdump off
chkconfig --level 3 lvm2-monitor off
chkconfig --level 3 mdmonitor off
chkconfig --level 3 messagebus off
chkconfig --level 3 netconsole off
chkconfig --level 3 netfs off
chkconfig --level 3 nfs off
chkconfig --level 3 nfslock off
chkconfig --level 3 ntpd off
chkconfig --level 3 ntpdate off
chkconfig --level 3 oddjobd off
chkconfig --level 3 portreserve off
chkconfig --level 3 postfix off
chkconfig --level 3 psacct off
chkconfig --level 3 quota_nld off
chkconfig --level 3 rdisc off
chkconfig --level 3 restorecond off
chkconfig --level 3 rhnsd off
chkconfig --level 3 rhsmcertd off
chkconfig --level 3 rpcbind off
chkconfig --level 3 rpcgssd off
chkconfig --level 3 rpcidmapd off
chkconfig --level 3 rpcsvcgssd off
chkconfig --level 3 saslauthd off
chkconfig --level 3 smartd off
chkconfig --level 3 sssd off
chkconfig --level 3 sysstat off
chkconfig --level 3 udev-post off
chkconfig --level 3 bluetooth off
chkconfig --level 3 qpidd off
chkconfig --level 3 ypbind off
chkconfig --level 3 irqbalance off
chkconfig --level 3 blk-availability off
chkconfig --level 3 libvirt-guests off
chkconfig --level 3 firstboot off
} > /dev/null 2>&1
chkconfig --list |grep "3:on" >> /root/install
echo "----------------------------------------------------------------------"
echo "config the iptables"
sz=`grep "161" /etc/sysconfig/iptables|wc -l`
if [ $sz -eq 0 ];then
{
cat <<‘huiye‘
# Firewall configuration written by system-config-securitylevel
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:RH-Firewall-1-INPUT - [0:0]
-A INPUT -j RH-Firewall-1-INPUT
-A FORWARD -j RH-Firewall-1-INPUT
-A RH-Firewall-1-INPUT -i lo -j ACCEPT
-A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT
-A RH-Firewall-1-INPUT -s 172.20.0.0/16 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
-A RH-Firewall-1-INPUT -j REJECT --reject-with icmp-host-prohibited
COMMIT
huiye
} > /etc/sysconfig/iptables
sed -i ‘245a echo "2621400" > /proc/sys/net/netfilter/nf_conntrack_max‘ /etc/init.d/iptables
fi
echo "----------------------------------------------------------------------"
echo "config the hosts.allow"
sz=`grep "222.240.X.X" /etc/hosts.allow|wc -l`
if [ $sz -eq 0 ];then
{
cat <<‘huiye‘
##lan
sshd:172.20.0.0/255.255.0.0
sshd:172.40.0.0/255.255.0.0
huiye
} > /etc/hosts.allow
chattr +i /etc/hosts.deny
fi
/usr/sbin/ntpdate clock.isc.org
echo "----------------------------------------------------------------------"
echo "config rc.local"
sz=`grep "proc" /etc/rc.d/rc.local|wc -l`
if [ $sz -eq 0 ];then
{
cat <<‘huiye‘
echo "1" >/proc/sys/net/ipv4/tcp_syncookies
echo "1" > /proc/sys/net/ipv4/tcp_synack_retries
echo "1" > /proc/sys/net/ipv4/tcp_syn_retries
echo "4096000"> /proc/sys/net/ipv4/route/max_size
echo "8192" > /proc/sys/net/core/somaxconn
echo "2621400" > /proc/sys/net/netfilter/nf_conntrack_max
echo "600" > /proc/sys/net/netfilter/nf_conntrack_tcp_timeout_established
echo "1048576" > /sys/module/nf_conntrack/parameters/hashsize
echo "1024 65534" > /proc/sys/net/ipv4/ip_local_port_range
/usr/sbin/ntpdate clock.isc.org
/usr/local/snmpd/sbin/snmpd -c /usr/local/snmpd/snmpd.conf -p /var/run/snmpd
/usr/local/irq.py
huiye
} >> /etc/rc.d/rc.local
fi
echo "* soft nofile 65536" >> /etc/security/limits.conf
echo "* hard nofile 65536" >> /etc/security/limits.conf
echo "----------------------------------------------------------------------"
echo "config crontab"
sz=`grep "monitor-base" /var/spool/cron/root|wc -l`
if [ $sz -eq 0 ];then
{
cat <<‘huiye‘
1 0 * * * /usr/sbin/ntpdate clock.isc.org &
1 1 * * * /usr/sbin/ntpdate ntp.cc.sandai.net &
*/5 * * * * /sbin/iptables -Z
#*/5 * * * * /usr/local/monitor-base/o.sh >/dev/null 2>&1 &
huiye
} > /var/spool/cron/root
fi
echo "----------------------------------------------------------------------"
echo "keep ipv6"
if [ ! -f /etc/modprobe.d/ipv6-off.conf ];then
{
cat <<‘huiye‘
alias net-pf-10 off
options ipv6 disable=1
#alias ipv6 off
huiye
} >> /etc/modprobe.d/ipv6-off.conf
grep "NETWORKING_IPV6" /etc/sysconfig/network ||echo "NETWORKING_IPV6=no" >> /etc/sysconfig/network
sed -i ‘s/NETWORKING_IPV6=yes/NETWORKING_IPV6=no/g‘ /etc/sysconfig/network
fi
#sudo config
cp /etc/sudoers /etc/sudoers_backup
echo "monitor ALL = /sbin/route, /sbin/ip, /sbin/ifconfig, /bin/ping, /usr/bin/net, /sbin/iptables, /sbin/ethtool, /sbin/service, /sbin/fdisk, /sbin/parted, /sbin/partprobe, /bin/mount, /bin/umount, /usr/bin/reboot, /sbin/shutdown, /sbin/modprobe" >> /etc/sudoers
sz=`cat /etc/sudoers|grep monitor|wc -l`
st=`/usr/sbin/visudo -c|grep OK|wc -l`
if [ $st -gt 0 -a $sz -gt 0 ]; then
echo "update sudouser success!!!" >> /root/install
else
echo "update sudouser fail!!!" >> /root/install
fi
echo "----------------------------------------------------------------------"
echo "modify the fstab"
cp /etc/fstab /etc/fstab_dist
sed -i ‘/UUID/ s/defaults/defaults,noatime/g‘ /etc/fstab
#sed -i "s/LABEL=\/usr\/local \/usr\/local ext3 defaults 1 2/LABEL=\/usr\/local \/usr\/local ext3 defaults,noatime 1 2/g" /etc/fstab
#sed -i "s/LABEL=\/data \/data ext3 defaults 1 2/LABEL=\/data \/data ext3 defaults,noatime 1 2/g" /etc/fstab
#for i in {1..15}
#$do
#sed -i "s/LABEL=\/data$i \/data$i ext3 defaults 1 2/LABEL=\/data$i \/data$i ext3 defaults,noatime 1 2/g" /etc/fstab
#$done
#root alias rm
sz=`cat /home/root1/.bashrc |grep "alias"|grep "rm"|wc -l`
if [ $sz -ge 1 ]; then
echo "root1 alias had been update success!!"
else
sed -i "/User specific aliases and functions/a alias rm=‘rm -i‘\nalias cp=‘cp -i‘\nalias mv=‘mv -i‘" /home/root1/.bashrc
echo "root1 alias updated success! "
fi
# crontab alias
for bashrc in /home/root1/.bashrc /root/.bashrc;do
grep "alias crontab=‘crontab -i‘" $bashrc >/dev/null && echo "$bashrc alias crontab already done before !" || {
sed -i "/User specific aliases and functions/ a alias crontab=‘crontab -i‘" $bashrc && grep "alias crontab=‘crontab -i‘" $bashrc >/dev/null && echo "$bashrc alias crontab succeed !"
}
done
#config yum
echo "config yum -------------------------------------------------------------------"
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
wget http://centos.yum.sandai.net/.help/CentOS-Base6.repo -O /etc/yum.repos.d/CentOS-Base.repo
rpm -ivh http://centos.yum.sandai.net/.help/epel-release-6-8.noarch.rpm
mv /etc/yum.repos.d/epel.repo /etc/yum.repos.d/epel.repo_backup
wget http://centos.yum.sandai.net/.help/epel6.repo -O /etc/yum.repos.d/epel.repo
yum clean all;yum makecache
yum -y install sysstat vnstat telnet jwhois vim lshw yum-plugin-priorities OpenIPMI ipmitool iptraf xinetd iperf
#yum -y update kernel
wget http://centos.yum.sandai.net/centos/6.4/updates/x86_64/Packages/kernel-2.6.32-358.23.2.el6.x86_64.rpm -O /tmp/kernel-2.6.32-358.23.2.el6.x86_64.rpm
wget http://centos.yum.sandai.net/centos/6.4/updates/x86_64/Packages/kernel-firmware-2.6.32-358.23.2.el6.noarch.rpm -O /tmp/kernel-firmware-2.6.32-358.23.2.el6.noarch.rpm
wget http://centos.yum.sandai.net/centos/6.4/updates/x86_64/Packages/kernel-devel-2.6.32-358.23.2.el6.x86_64.rpm -O /tmp/kernel-devel-2.6.32-358.23.2.el6.x86_64.rpm
cd /tmp/; rpm -ivh kernel-2.6.32-358.23.2.el6.x86_64.rpm kernel-firmware-2.6.32-358.23.2.el6.noarch.rpm kernel-devel-2.6.32-358.23.2.el6.x86_64.rpm
[ ! -s /etc/yum.repos.d/CentOS-Base.repo ] && echo "config yum fail!" >> /root/install
/usr/sbin/ntpdate clock.isc.org
#config xinetd.conf
echo "config xinetd.conf-------------------------------------------------------------"
cp /etc/xinetd.conf /etc/xinetd.conf_backup
sed -i ‘/cps/ s/50 10/500 10/g‘ /etc/xinetd.conf
sed -i ‘/instances/ s/50/500/g‘ /etc/xinetd.conf
sed -i ‘/per_source/ s/10/200/g‘ /etc/xinetd.conf
echo "----------------------------------------------------------------------"
echo "sleep for 5 seconds before reboot"
echo "`date`" >> /root/install
sleep 5
reboot本文出自 “湘江吹疯” 博客，请务必保留此出处http://xjcf00.blog.51cto.com/10170403/1642556
标签：shell
原文地址：http://xjcf00.blog.51cto.com/10170403/1642556
