CentOS 12C install

#!/bin/bash
/usr/sbin/groupadd oinstall
/usr/sbin/groupadd dba
/usr/sbin/useradd -g oinstall -G dba oracle
mkdir -p /opt/oracle/
chown -R oracle:oinstall /opt/oracle/
chmod -R 775 /opt/oracle/
echo oracle | passwd --stdin oracle
echo “fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 4294967296
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”>>/etc/sysctl.conf
/sbin/sysctl -p
echo “oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536
oracle soft stack 10240
oracle hard stack 10240”>>/etc/security/limits.conf
echo “session required /lib64/security/pam_limits.so
session required pam_limits.sos”>>/etc/pam.d/login
echo “#oracle environment
if [ $USER = “oracle” ]; then
if [ KaTeX parse error: Expected 'EOF', got '#' at position 178: …- oracle echo "#̲for oracle expo…ORACLE_HOME/lib:/usr/lib
export ORACLE_HOME=/u01/app/oracle/product/12/db_1
export PATH=$PATH:$ORACLE_HOME/bin
export LANG=“zh_CN.UTF-8”
export NLS_LANG=“SIMPLIFIED CHINESE_CHINA.AL32UTF8”
export NLS_DATE_FORMAT=‘yyyy-mm-dd hh24:mi:ss’”>>~/.bash_profile
source ~/.bash_profile
##############以上为oracle_12c_install 脚本
#######################安装CentOS 7 server，右边插件全选，依赖包check全通过