setenforce 0

sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/config
sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/sysconfig/selinux

chkconfig iptables off
service iptables stop

chkconfig ip6tables off
service ip6tables stop

cat > /etc/sysconfig/network <<EOF
NETWORKING=yes
HOSTNAME=oracle11gr2
EOF

cat > /etc/hosts <<EOF
127.0.0.1     localhost
192.168.86.6  oracle11gr2
EOF

yum -y install binutils.x86_64 \
               compat-libcap1.x86_64 \
               compat-libstdc++-33.x86_64 \
               compat-libstdc++-33.i686 \
               gcc.x86_64 \
               gcc-c++.x86_64 \
               glibc.x86_64 \
               glibc.i686 \
               glibc-devel.x86_64 \
               glibc-devel.i686 \
               ksh.x86_64 \
               libgcc.x86_64 \
               libgcc.i686 \
               libstdc++.x86_64 \
               libstdc++.i686 \
               libstdc++-devel.x86_64 \
               libstdc++-devel.i686 \
               libaio.x86_64 \
               libaio.i686 \
               libaio-devel.x86_64 \
               libaio-devel.i686 \
               make.x86_64 \
               sysstat.x86_64

groupadd oinstall
groupadd dba
useradd -g oinstall -G dba oracle
echo "oracle" | passwd oracle --stdin

cat >> /etc/sysctl.conf <<EOF
fs.aio-max-nr = 1048576
fs.file-max = 6815744
# kernel.shmall = Total RAM in bytes / PAGE_SIZE
kernel.shmall = 2097152
# kernel.shmmax = Half of total RAM in bytes
kernel.shmmax = 536870912
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 = 1048576
vm.swappiness = 0
vm.dirty_background_ratio = 3
vm.dirty_ratio = 80
vm.dirty_expire_centisecs = 500
vm.dirty_writeback_centisecs = 100
EOF
sysctl -p

cat >> /etc/pam.d/login <<EOF
session required pam_limits.so
EOF

cat >> /etc/security/limits.conf <<EOF
oracle soft nofile 1024
oracle hard nofile 65536
oracle soft nproc 2047
oracle hard nproc 16384
oracle soft stack 10240
oracle hard stack 32768
EOF

cat > /home/oracle/.bash_profile <<EOF
# .bash_profile

# Get the aliases and functions
if [ -f ~/.bashrc ]; then
    . ~/.bashrc
fi

# User specific environment and startup programs
ORACLE_BASE=/home/oracle/app/oracle
export ORACLE_BASE
ORACLE_HOME=\$ORACLE_BASE/product/11.2.0/dbhome_1
export ORACLE_HOME
ORACLE_SID=ORCL
export ORACLE_SID
NLS_LANG=AMERICAN_AMERICA.ZHS16GBK
export NLS_LANG
LD_LIBRARY_PATH=\$ORACLE_HOME/lib
export LD_LIBRARY_PATH
PATH=\$ORACLE_HOME/bin:\$PATH
export PATH
EOF

sh ./runInstaller