.? /home/oracle/.bash_profile

#创建安装目录
mkdir -p /u01/app/11.2.0/grid
chown -R grid.oinstall /u01
mkdir -p /u01/app/oracle/product/11.2.0/db_1
chown -R oracle.oinstall? /u01/app/oracle
chmod -R 775 /u01

#配置iscsi连接openfiler存储,此处要根据实际情况设置,这里是一个40G的盘,分成两个20G的区
yum -y install iscsi-initiator-utils
iscsiadm -m discovery -t sendtargets -p 192.108.26.100:3260
service iscsi restart

fdisk /dev/sdb <n
p
1

+20G
n
p
2

w
EOF

cat >> /etc/udev/rules.d/60-raw.rules << EOF
ACTION=="add", KERNEL=="/dev/sdb1",RUN+="/bin/raw /dev/raw/raw1 %N"
ACTION=="add", ENV{MAJOR}=="8",ENV{MINOR}=="17",RUN+="/bin/raw /dev/raw/raw1 %M %m"
ACTION=="add", KERNEL=="/dev/sdb2",RUN+="/bin/raw /dev/raw/raw2 %N"
ACTION=="add", ENV{MAJOR}=="8",ENV{MINOR}=="18",RUN+="/bin/raw /dev/raw/raw2 %M %m"
KERNEL=="raw[1-2]", OWNER="grid", GROUP="oinstall", MODE="660"
EOF

start_udev
ls /dev/raw/ -l

#配置ssh,这里使用expect来自动来响应输入
mkdir ~/.ssh
chmod 700 ~/.ssh
cat > /root/tempexpect.sh <set timeout -1
spawn ssh-keygen -t rsa
expect "(/root/.ssh/id_rsa):"
send "\r"
expect "(empty for no passphrase):"
send "\r"
expect "again:"
send "\r"
interact
spawn ssh-keygen -t dsa
expect "(/root/.ssh/id_dsa):"
send "\r"
expect "(empty for no passphrase):"
send "\r"
expect "again:"
send "\r"
interact
EOF

expect /root/tempexpect.sh
cat /root/.ssh/id_rsa.pub >> /root/.ssh/authorized_keys
cat /root/.ssh/id_dsa.pub >> /root/.ssh/authorized_keys

#################################步骤二#################################
####################rac11g03_init.sh,以下内容放到一个文件中,在rac11g03下sh执行即可:
#!/bin/bash
##此处用于加载光驱为之后安装缺少的包,也可改为网络方式.
mkdir /media/cdrom
mount /dev/cdrom /media/cdrom
mv /etc/yum.repos.d/*.repo /root/

cat > /etc/yum.repos.d/CentOS-Media.repo << EOF
[c6-media]
name=CentOS-$releasever - Media
baseurl=file:///media/cdrom/
gpgcheck=1
enabled=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
EOF

yum clean all
yum makecache

#调整hosts文件
cat >> /etc/hosts << EOF
192.108.56.103? rac11g03
192.108.56.104? rac11g04
192.108.56.203? rac11g03-vip
192.108.56.204? rac11g04-vip
192.108.56.205? rac11g-scan
192.108.96.103? rac11g03-priv
192.108.96.104? rac11g04-priv
EOF

#关闭防火墙,selinux
chkconfig iptables off
service iptables stop
setenforce 0
sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config

#网络参数调整
cat >> /etc/sysctl.conf << EOF
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
fs.aio-max-nr = 1048576
fs.file-max = 6815744
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default = 1048576
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048576
EOF

sysctl -p

#资源限制参数调整
cat >> /etc/security/limits.conf? << EOF
oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536
grid soft nproc 2047
grid hard nproc 16384
grid soft nofile 1024
grid hard nofile 65536
EOF

#登陆参数调整
cat >> /etc/pam.d/login << EOF
session required /lib64/security/pam_limits.so
EOF