这两天一同事让帮忙搭建一个oracle环境,为了省事就写了一个oracle的安装脚本。该脚本在RHEL 6.X x64环境下安装oracle 11g R2 x64测试通过,参数设置参照oracle的oracle 11G for Linux安装向导.pdf设置。 注:如果安装Oracle_Linux,需要修改脚本中yum源的配置的公钥。
#!/bin/bash
# oracle 11g R2 for linux 安装辅助脚本
# Redkey
# version 1.2
# date 2013.08.27
#定义常量
SYSCTL= /etc/sysctl .conf
LIMITS= /etc/security/limits .conf
PAM= /etc/pam .d /login
PROFILE= /etc/profile
BASH_PROFILE= /home/oracle/ .bash_profile
#循环变量
i=1
#定义显示颜色
#颜色定义 信息(33黄色) 警示(31红色) 过程(36浅蓝)
#判断执行用户是否root
isroot()
{
if [ $USER != "root" ]; then
echo -e "\n\e[1;31m the user must be root,and now you user is $USER,please su to root. \e[0m"
exit4
else
echo -e "\n\e[1;36m check root ... OK! \e[0m"
fi
}
#挂在光盘到/mnt/cdrom目录下
mount_cdrom()
{
echo -e "\n\e[1;31m please insert RHEL to CDROM,press any key ...\e[0m"
read -n 1
if [ -d /mnt/cdrom ]; then
mount -t auto -o ro /dev/cdrom /mnt/cdrom
else
mkdir -p /mnt/cdrom
mount -t auto -o ro /dev/cdrom /mnt/cdrom
fi
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m CDROM mount on /mnt/cdrom ... OK! \e[0m"
fi
}
#设置yum本地光盘源
yum_repo()
{
rm -rf /etc/yum .repos.d/* && cat <<EOF >> /etc/yum .repos.d /Server .repo
[Server]
name=MyRPM
baseurl= file : ///mnt/cdrom/Server
enabled=1
gpgkey= file : ///mnt/cdrom/RPM-GPG-KEY-redhat-release
EOF
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m /etc/yum.repos.d/Server.repo ... OK! \e[0m"
fi
}
#添加oracle用户,添加oracle用户所属组oinstall及附加组dba
ouseradd()
{
if [[ ` grep "oracle" /etc/passwd ` != "" ]]; then
userdel -r oracle
fi
if [[ ` grep "oinstall" /etc/group ` = "" ]]; then
groupadd oinstall
fi
if [[ ` grep "dba" /etc/group ` = "" ]]; then
groupadd dba
fi
useradd oracle -g oinstall -G dba && echo $1 | passwd oracle --stdin
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m oracle's password updated successfully --- OK! \e[0m"
else
echo -e "\n\e[1;31m oracle's password set faild. --- NO!\e[0m"
fi
}
#检查oracle所需软件包并安装
packagecheck()
{
for package in binutils compat-libcap1 compat-libstdc++ gcc gcc-c++ glibc glibc-devel ksh libgcc libstdc++ libstdc++-devel libaio libaio-devel make sysstat
do
rpm -q $package 2> /dev/null
if [ $? != 0 ]; then
yum -y install $package
echo -e "\n\e[1;36m $package is already installed ... OK! \e[0m"
fi
done
}
#安装桌面套件 X Window System / Desktop
xdesk()
{
LANG=C yum -y groupinstall "X Window System" "Desktop"
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m $package is already installed ... OK! \e[0m"
fi
}
# 设置内核参数
kernelset()
{
cp $SYSCTL{,.bak} && cat <<EOF >>$SYSCTL
fs.aio-max-nr = 1048576
fs. file -max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 4294967295
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default = 262144
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048575
EOF
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m kernel parameters updated successfully --- OK! \e[0m"
fi
sysctl -p
}
#设置oracle资源限制
oralimit()
{
cp $LIMITS{,.bak} && cat <<EOF >> $LIMITS
oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536
oracle soft stack 10240
EOF
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m $LIMITS updated successfully ... OK! \e[0m"
fi
}
#设置login文件
setlogin()
{
cp $PAM{,.bak} && cat <<EOF >>$PAM
session required pam_limits.so
EOF
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m $PAM updated successfully ... OK! \e[0m"
fi
}
#设置profile文件
setprofile()
{
cp $PROFILE{,.bak} && cat <<EOF >>$PROFILE
if [ $USER = "oracle" ]; then
if [ $SHELL = "/bin/ksh" ]; then
ulimit -p 16384
ulimit -n 65536
else
ulimit -u 16384 -n 65536
fi
fi
EOF
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m $PROFILE updated successfully ... OK! \e[0m"
fi
}
#设置oracle的profile文件
setbash_profile()
{
cp $BASH_PROFILE{,.bak} && cat <<EOF >> $BASH_PROFILE
umask 022
ORACLE_BASE=$1
ORACLE_HOME=$ORACLE_BASE /oracle
ORACLE_SID=$2
PATH=$ORACLE_HOME /bin/ :$PATH
LANG=en_US.UTF-8
export ORACLE_BASE ORACLE_HOME ORACLE_SID
EOF
if [ $? - eq 0 ]; then
echo -e "\n\e[1;36m $BASH_PROFILE updated successfully ... OK! \e[0m"
fi
. $BASH_PROFILE
}
#系统环境检查
oscheck()
{
#查看内存大小是否大于1G
echo -e "\n check MEM Size ..."
if [ ` cat /proc/meminfo | grep MemTotal | awk '{print $2}' ` -lt 1048576 ]; then
echo -e "\n\e[1;33m Memory Small \e[0m"
exit 1
else
echo -e "\n\e[1;36m Memory checked PASS \e[0m"
fi
#查看tmp空间大小
echo -e "\n check tmpfs Size ..."
cp /etc/fstab {,.bak}
while true ; do
if [ ` df | awk '/tmpfs/ {print $2}' ` -lt 1048576 ]; then
echo -e "\n\e[1;33m tmpfs Smaill \e[0m"
sed -i '/tmpfs/s/defaults/defaults,size=1G/' /etc/fstab && mount -o remount /dev/shm
if [ $? != 0 ]; then
i=i+1
if [ $i - eq 3 ]; then
echo -e "\n\e[1;31m set tmpfs faild. \e[0m"
exit 3
fi
else
echo -e "\n\e[1;36 tmpfs updated successfully. \e[0m"
break
fi
else
echo -e "\n\e[1;36m tmpfs checked PASS \e[0m"
break
fi
done
}
#停止防火墙IPTABLES
service iptables stop
chkconfig iptables off
#关闭SELINUX
cp /etc/selinux/config {,.bak} && sed -i '/SELINUX/s/enforcing/disabled/;/SELINUX/s/permissive/disabled/' /etc/selinux/config
setenforce 0
#执行以上函数
isroot
oscheck
yum_repo
mount_cdrom
packagecheck
xdesk
kernelset
oralimit
setlogin
setprofile
echo -e "\n\e[1;33m please input oracle's user passwd: \e[0m"
read oraclepw
ouseradd $oraclepw
setbash_profile
echo -e "\n\e[1;33m please input oracle install PATH(default /oracle/db) \e[0m"
read oraclepath
if [ -z $oraclepath ]; then
oraclepath= /oracle/db
fi
echo -e "\n\e[1;33m please input oracle_sid (default fxcx) \e[0m"
read orasid
if [ -z orasid ]; then
orasid=fxcx
fi
setbash_profile $oraclepath $orasid
mkdir -p $oraclepath && chown -R oracle:oinstall $oraclepath && chmod -R 755 $oraclepath
unset i
echo -e "\n\e[1;35m Oracle install pre-setting finish! && please run oracle installer as user oracle \e[0m"
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