nice day,oracle搭建环境配置脚本

朋友奇度，oracle dba，写的脚本，我又加了几个地方，
放出来与大家share一下，刚dota了两把，嘿嘿准备睡觉

#!/bin/bash
# oracle
# written by 奇度 && 辉少
# time:2011-06-16 1:17
# ORACLE_BASE=/u01
echo "please ensure your redhat_iso_cd has insert into\n"
HOSTNAME=oracle
echo "\n#################\n"
read -t 5 -p "Please enter ORACLE_BASE(default /u01):" ORACLE_BASE
if [ -z $ORACLE_BASE ]
then
ORACLE_BASE=/u01
fi
echo "\n#################\n"
# ORACLE_HOME=$ORACLE_BASE/oracle
read -t 5 -p  "Please enter HOME(default oracle):" HOME
if [ -z $HOME ]
then
HOME=oracle
fi
ORACLE_HOME=$ORACLE_BASE/$HOME
echo "\n#################\n"
# ORACLE_SID=orcl
read -p "Please enter ORACLE_SID(default orcl):" -t 5 ORACLE_SID
if [ -z $ORACLE_SID ]
then
ORACLE_SID=orcl
fi
echo "\n#################\n"
USER=oracle
SYSCTL=/etc/sysctl.conf
LIMITS=/etc/security/limits.conf
PAM=/etc/pam.d/login
YUM=/etc/yum.repos.d
PROFILE=/etc/profile
BASH_PROFILE=$ORACLE_HOME/.bash_profile
IPADDR=`ifconfig eth0|grep "inet addr"|cut -d : -f 2|cut -d ' ' -f 1`
HOSTS=/etc/hosts
NETWORK=/etc/sysconfig/network
# rpm install
mount /dev/hdc /mnt
cd $YUM
find ./ -name "*.repo" -exec mv {} /tmp \;
yum clean all
cat >> $YUM/server.repo << !
[base]
name = server
baseurl=file:///mnt/Server
gpgcheck=0
enable=1
!
yum install  binutils compat-db control-center gcc gcc-c++ glibc libXp-1.0.0 libstdc++  libstdc++-devel -y
yum install make openmotif control-center -y
find /tmp -name "*.repo" -exec mv {} $YUM \
rm -rf $YUM/server.repo
yum clean all
# hostname
grep -v "HOSTNAME" $NETWORK > $NETWORK
echo "HOSTNAME=$HOSTNAME" >> $NETWORK
echo "$IPADDR  $HOSTNAME">> $HOSTS
hostname $HOSTNAME
# useradd
mkdir -p $ORACLE_BASE
groupadd oinstall
groupadd dba
useradd -g oinstall -G dba -d $ORACLE_HOME $USER
chown -R $USER:oinstall $ORACLE_BASE
echo redhat | passwd --stdin $USER
cat >> $SYSCTL << EOF
kernel.shmall = 2097152
kernel.shmmax = 2147483648
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 1024 65000
net.core.rmem_default = 262144
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 262144
EOF
cat >> $LIMITS <
oracle              soft    nproc   2047
oracle              hard    nproc   16384
oracle              soft    nofile  1024
oracle              hard    nofile  65536
EOF
cat >> $PAM <
session    required     pam_limits.so
EOF
cat >> $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
cat >> $BASH_PROFILE <
ORACLE_BASE=\$ORACLE_BASE
ORACLE_HOME=\$ORACLE_BASE/oracle
ORACLE_SID=twtcom
PATH=\$ORACLE_HOME/bin:\$PATH
export ORACLE_BASE ORACLE_HOME ORACLE_SID PATH
EOF
sysctl -p
/etc/init.d/network restart
#####################################################################
#  configure redhat  version
mv /etc/redhat-release /tmp/redhat-release.bak
cat >> /etc/redhat-release << !
Red Hat Enterprise Linux AS release 3 (Taroon)
!
#  the end