#!/bin/bash
## 2018-5-24
## hequan
mkdir -p /data/src/
cd /data/src/
if [ ! -f mysql-8.0.11-linux-glibc2.12-x86_64.tar.gz ]; then
wget https://cdn.mysql.com//Downloads/MySQL-8.0/mysql-8.0.11-linux-glibc2.12-x86_64.tar.gz
fi
yum install -y numactl.x86_64 autoconf automake imake libxml2-devel expat-devel cmake gcc gcc-c++ libaio libaio-devel bzr bison libtool ncurses-devel
# Check if user is root
if [ $(id -u) != "0" ]; then
echo "Error: You must be root to run this script, please use root to install"
exit 1
fi
clear
echo "========================================================================="
echo "A tool to auto-compile & install MySQL 8.0.11 on Redhat/CentOS Linux "
echo "========================================================================="
cur_dir=$(pwd)
#set mysql root password
echo "==========================="
mysqlrootpwd="123456"
echo -e "Please input the root password of mysql:"
read -p "(Default password: 123456):" mysqlrootpwd
if [ "$mysqlrootpwd" = "" ]; then
mysqlrootpwd="123456"
fi
echo "==========================="
echo "MySQL root password:$mysqlrootpwd"
echo "==========================="
#which MySQL Version do you want to install?
echo "==========================="
isinstallmysql8011="n"
echo "Install MySQL 8.0.11,Please input y"
read -p "(Please input y , n):" isinstallmysql8011
case "$isinstallmysql8011" in
y|Y|Yes|YES|yes|yES|yEs|YeS|yeS)
echo "You will install MySQL 8.0.11"
isinstallmysql8011="y"
;;
*)
echo "INPUT error,You will exit install MySQL 8.0.11"
isinstallmysql8011="n"
exit
esac
get_char()
{
SAVEDSTTY=`stty -g`
stty -echo
stty cbreak
#dd if=/dev/tty bs=1 count=1 2> /dev/null
stty -raw
stty echo
stty $SAVEDSTTY
}
echo ""
echo "Press any key to start...or Press Ctrl+c to cancel"
char=`get_char`
# Initialize the installation related content.
function InitInstall()
{
cat /etc/issue
uname -a
MemTotal=`free -m | grep Mem | awk ‘{print $2}‘`
echo -e "\n Memory is: ${MemTotal} MB "
#Set timezone
rm -rf /etc/localtime
ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
#Delete Old Mysql program
rpm -qa|grep mysql
rpm -e mysql
#Disable SeLinux
if [ -s /etc/selinux/config ]; then
sed -i ‘s/SELINUX=enforcing/SELINUX=disabled/g‘ /etc/selinux/config
fi
setenforce 0
}
#Installation of depend on and optimization options.
function InstallDependsAndOpt()
{
cd $cur_dir
cat >>/etc/security/limits.conf<<EOF
* soft nproc 65535
* hard nproc 65535
* soft nofile 65535
* hard nofile 65535
EOF
}
#Install MySQL
function InstallMySQL8011()
{
echo "============================Install MySQL 8.0.11=================================="
cd $cur_dir
#Backup old my.cnf
#rm -f /etc/my.cnf
if [ -s /etc/my.cnf ]; then
mv /etc/my.cnf /etc/my.cnf.`date +%Y%m%d%H%M%S`.bak
fi
echo "============================MySQL 8.0.11 installing…………========================="
#mysql directory configuration
cd /data/src/
tar xvf mysql-8.0.11-linux-glibc2.12-x86_64.tar.gz
mv mysql-8.0.11-linux-glibc2.12-x86_64 /data/mysql8011
groupadd mysql -g 512
useradd -u 512 -g mysql -s /sbin/nologin -d /home/mysql mysql
mkdir -p /data/mysqldata
mkdir -p /data/slowlog
chown -R mysql:mysql /data/mysqldata
chown -R mysql:mysql /data/mysql8011
chown -R mysql:mysql /data/slowlog
#edit /etc/my.cnf
SERVERID=`ifconfig eth0 | grep "inet" | awk ‘{ print $2}‘| awk -F. ‘{ print $3$4}‘`
cat >>/etc/my.cnf<<EOF
[client]
port=3306
socket=/tmp/mysql.sock
default-character-set=utf8mb4
[mysql]
no-auto-rehash
default-character-set=utf8mb4
[mysqld]
port=3306
bind-address = 127.0.0.1
character-set-server=utf8mb4
socket=/tmp/mysql.sock
pid-file=/data/mysqldata/mysqld.pid
basedir=/data/mysql8011
datadir=/data/mysqldata
explicit_defaults_for_timestamp=true
lower_case_table_names=1
back_log=103
max_connections=3000
max_connect_errors=100000
table_open_cache=512
external-locking=FALSE
max_allowed_packet=32M
sort_buffer_size=16M
join_buffer_size=2M
thread_cache_size=51
transaction_isolation=REPEATABLE-READ
tmp_table_size=96M
max_heap_table_size=96M
###slowqueryparameters
long_query_time=1
slow_query_log = 1
slow_query_log_file=/data/slowlog/slow.log
###binlogparameters
log-bin=mysql-bin
binlog_cache_size=4M
max_binlog_cache_size=4096M
max_binlog_size=1024M
binlog_format=MIXED
server-id=$SERVERID
#***Innodbstorageengineparameters
innodb_buffer_pool_size=4G # 操作系统内存的70%-80%最佳。
innodb_data_file_path=ibdata1:10M:autoextend
#innodb_file_io_threads=8
innodb_thread_concurrency=16
innodb_flush_log_at_trx_commit=1
innodb_log_buffer_size=16M
innodb_log_file_size=512M
innodb_log_files_in_group=2
innodb_max_dirty_pages_pct=75
innodb_buffer_pool_dump_pct=50
innodb_lock_wait_timeout=50
innodb_file_per_table=OFF
[mysqldump]
quick
max_allowed_packet=32M
[myisamchk]
key_buffer=16M
sort_buffer_size=16M
read_buffer=8M
write_buffer=8M
[mysqld_safe]
open-files-limit=8192
log-error=/data/mysqldata/error.log
pid-file=/data/mysqldata/mysqld.pid
EOF
/data/mysql8011/bin/mysqld --defaults-file=/etc/my.cnf --user=mysql --datadir=/data/mysqldata --basedir=/data/mysql8011 --initialize-insecure
cp /data/mysql8011/support-files/mysql.server /etc/init.d/mysqld
chmod 700 /etc/init.d/mysqld
chkconfig --add mysqld
chkconfig --level 2345 mysqld on
cat >> /etc/ld.so.conf.d/mysql-x86_64.conf<<EOF
/data/mysql8011/lib
EOF
ldconfig
if [ -d "/proc/vz" ];then
ulimit -s unlimited
fi
/etc/init.d/mysqld start
cat >> /etc/profile <<EOF
export PATH=$PATH:/data/mysql8011/bin
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/data/mysql8011/lib
EOF
source /etc/profile
/data/mysql8011/bin/mysqladmin -u root password $mysqlrootpwd
cat > /tmp/mysql_sec_script<<EOF
use mysql;
delete from mysql.user where user!=‘root‘ or host!=‘localhost‘;
flush privileges;
EOF
/data/mysql8011/bin/mysql -u root -p$mysqlrootpwd -h 127.0.0.1 < /tmp/mysql_sec_script
rm -f /tmp/mysql_sec_script
#/etc/init.d/mysqld restart
echo "============================MySQL 8.0.11 install completed========================="
}
function CheckInstall()
{
echo "===================================== Check install ==================================="
clear
ismysql=""
echo "Checking..."
if [ -s /data/mysql8011/bin/mysql ] && [ -s /data/mysql8011/bin/mysqld_safe ] && [ -s /etc/my.cnf ]; then
echo "MySQL: OK"
ismysql="ok"
else
echo "Error: /data/mysql8011 not found!!!MySQL install failed."
fi
if [ "$ismysql" = "ok" ]; then
echo "Install MySQL 8.0.11 completed! enjoy it."
echo "========================================================================="
netstat -lntup
else
echo "Sorry,Failed to install MySQL!"
echo "You can tail /root/mysql-install.log from your server."
fi
}
#The installation log
InitInstall 2>&1 | tee /root/mysql-install.log
InstallDependsAndOpt 2>&1 | tee -a /root/mysql-install.log
InstallMySQL8011 > /dev/null
CheckInstall 2>&1 | tee -a /root/mysql-install.log
source /etc/profile原文地址：http://blog.51cto.com/hequan/2120497
