MySQL5.7安装脚本

目录结构:

install_mysql.sh:安装脚本
my.cnf: MySQL配置文件
mysql-5.7.25-linux-glibc2.12-x86_64.tar.gz:MySQL二进制包

以下为目录中的文件:

#
## my.cnf for MySQL 5.7/8.0
## 注意:个别建议可能需要根据实际情况作调整,请自行判断或联系我,本人不对这些建议结果负相应责任
## 本配置文件主要适用于MySQL 5.7/8.0版本
#
[client]
port    = 3306
socket    = /var/run/mysql.sock

[mysql]
prompt="\u@mysqldb \R:\m:\s [\d]> "
no-auto-rehash

[mysqld]
user    = mysql
port    = 3306
basedir    = /usr/local/mysql
datadir    = /usr/local/mysql/data
socket    = /var/run/mysql.sock
pid-file = mysqldb.pid
character-set-server = utf8mb4
skip_name_resolve = 1

#若你的MySQL数据库主要运行在境外,请务必根据实际情况调整本参数
default_time_zone = "+8:00"

open_files_limit    = 65535
back_log = 1024
max_connections = 256
max_connect_errors = 1000000
table_open_cache = 60
table_definition_cache = 60
table_open_cache_instances = 64
thread_stack = 512K
external-locking = FALSE
max_allowed_packet = 32M
sort_buffer_size = 4M
join_buffer_size = 4M
thread_cache_size = 384
interactive_timeout = 600
wait_timeout = 600
tmp_table_size = 32M
max_heap_table_size = 32M
slow_query_log = 1
log_timestamps = SYSTEM
slow_query_log_file = /usr/local/mysql/data/slow.log
log-error = /usr/local/mysql/data/error.log
long_query_time = 0.1
log_queries_not_using_indexes =1
log_throttle_queries_not_using_indexes = 60
min_examined_row_limit = 100
log_slow_admin_statements = 1
log_slow_slave_statements = 1
server-id = 3306
log-bin = /usr/local/mysql/data/mybinlog
sync_binlog = 1
binlog_cache_size = 4M
max_binlog_cache_size = 2G
max_binlog_size = 1G

#注意:MySQL 8.0开始,binlog_expire_logs_seconds选项也存在的话,会忽略expire_logs_days选项
expire_logs_days = 7

master_info_repository = TABLE
relay_log_info_repository = TABLE
gtid_mode = on
enforce_gtid_consistency = 1
log_slave_updates
slave-rows-search-algorithms = 'INDEX_SCAN,HASH_SCAN'
binlog_format = row
binlog_checksum = 1
relay_log_recovery = 1
relay-log-purge = 1
key_buffer_size = 32M
read_buffer_size = 8M
read_rnd_buffer_size = 4M
bulk_insert_buffer_size = 64M
myisam_sort_buffer_size = 128M
myisam_max_sort_file_size = 10G
myisam_repair_threads = 1
lock_wait_timeout = 3600
explicit_defaults_for_timestamp = 1
innodb_thread_concurrency = 0
innodb_sync_spin_loops = 100
innodb_spin_wait_delay = 30

transaction_isolation = REPEATABLE-READ
#innodb_additional_mem_pool_size = 16M
innodb_buffer_pool_size = 5734M
innodb_buffer_pool_instances = 4
innodb_buffer_pool_load_at_startup = 1
innodb_buffer_pool_dump_at_shutdown = 1
innodb_data_file_path = ibdata1:1G:autoextend
innodb_flush_log_at_trx_commit = 1
innodb_log_buffer_size = 32M
innodb_log_file_size = 2G
innodb_log_files_in_group = 2
innodb_max_undo_log_size = 4G
innodb_undo_directory = /usr/local/mysql/data/undolog
innodb_undo_tablespaces = 95

# 根据您的服务器IOPS能力适当调整
# 一般配普通SSD盘的话,可以调整到 10000 - 20000
# 配置高端PCIe SSD卡的话,则可以调整的更高,比如 50000 - 80000
innodb_io_capacity = 4000
innodb_io_capacity_max = 8000
innodb_flush_sync = 0
innodb_flush_neighbors = 0
innodb_write_io_threads = 8
innodb_read_io_threads = 8
innodb_purge_threads = 4
innodb_page_cleaners = 4
innodb_open_files = 65535
innodb_max_dirty_pages_pct = 50
innodb_flush_method = O_DIRECT
innodb_lru_scan_depth = 4000
innodb_checksum_algorithm = crc32
innodb_lock_wait_timeout = 10
innodb_rollback_on_timeout = 1
innodb_print_all_deadlocks = 1
innodb_file_per_table = 1
innodb_online_alter_log_max_size = 4G
innodb_stats_on_metadata = 0

#注意:MySQL 8.0.16开始删除该选项
internal_tmp_disk_storage_engine = InnoDB

# some var for MySQL 5.7
innodb_checksums = 1
#innodb_file_format = Barracuda
#innodb_file_format_max = Barracuda
query_cache_size = 0
query_cache_type = 0
innodb_undo_logs = 128

innodb_status_file = 1
#注意: 开启 innodb_status_output & innodb_status_output_locks 后, 可能会导致log-error文件增长较快
innodb_status_output = 0
innodb_status_output_locks = 0

#performance_schema
performance_schema = 1
performance_schema_instrument = '%memory%=on'
performance_schema_instrument = '%lock%=on'

#innodb monitor
innodb_monitor_enable="module_innodb"
innodb_monitor_enable="module_server"
innodb_monitor_enable="module_dml"
innodb_monitor_enable="module_ddl"
innodb_monitor_enable="module_trx"
innodb_monitor_enable="module_os"
innodb_monitor_enable="module_purge"
innodb_monitor_enable="module_log"
innodb_monitor_enable="module_lock"
innodb_monitor_enable="module_buffer"
innodb_monitor_enable="module_index"
innodb_monitor_enable="module_ibuf_system"
innodb_monitor_enable="module_buffer_page"
innodb_monitor_enable="module_adaptive_hash"

[mysqldump]
quick
max_allowed_packet = 32M
my.cnf

install_mysql.sh

#!/bin/bash

#Date:2019-08-27
#Description:deploy MySQL(5.7+) service
#MySQL下载地址:http://ftp.ntu.edu.tw/MySQL/Downloads/MySQL-5.7/
#my.cnf生成地址:http://imysql.cn/my_cnf_generator
. /etc/init.d/functions

function Install_require(){
echo -e "\033[44;30m开始安装依赖包 \033[0m"
yum -y install lsof libaio libaio-devel 2&>1 /dev/null 
if [[ $? -ne 0 ]];then
    action  "yum依赖安装失败,请检查后重新安装!!" /bin/false
    exit 1
fi
action  "yum依赖安装完毕" /bin/true
}

function Check_Mysql_Service(){
#该函数功能为检查当前机器是否已经启动MySQL程序
echo -e "\033[44;30m开始检查本机是否存在MySQL程序 \033[0m"
mysql_pid=$(pidof mysqld) 
mysql_port=$(lsof -i:3306)
if ([[ ${mysql_pid} != '' ]] ||  [[ ${mysql_port} != '' ]]);then
    action "当前本机存在MySQL服务或3306端口被占用,请确认" /bin/false
    exit 1
else
    action "当前本机不存在MySQL服务,检查通过" /bin/true
fi
echo -e "\n"
} 


function Mysql_Num_Version_Check(){
#该函数功能为检查当前部署的版本是否小于 5.7 主要因为my.cnf文件5.7以下未验证
echo -e "\033[44;30m开始检查部署MySQL版本 \033[0m"
mysql_num=$(ls -l .|grep mysql-.*.tar.gz|wc -l)
if [[ ${mysql_num} != 1 ]];then 
    action  "当前目录下没有或存在多个MySQL安装文件,请确保只有一个!!" /bin/false 
    exit 1
fi 
mysql_version=$(ls  .|grep mysql-.*.tar.gz|awk -F- '{print $2}')
mysql_version_num=$(ls  .|grep mysql-.*.tar.gz|awk -F- '{print $2}'|awk -F. '{print  $2}')
if [[ ${mysql_version_num} -lt 7 ]];then
   action  "MySQL部署版本不能低于5.7" /bin/false 
   exit 1
fi
while true;
do
    read  -p "当前部署的,MySQL版本为:${mysql_version},是否部署(y/n):" deploy_choose
    if ([[ ${deploy_choose} == "y" ]] || [[ ${deploy_choose} == "Y" ]]);then
       echo "开始部署"
       echo -e "\n"
       break
    elif ([[ ${deploy_choose} == "n" ]] || [[ ${deploy_choose} == "N" ]]);then
       echo "退出部署"
       exit 0
    else
       echo -e "\033[41;30m错误的选项,请确认后重新输入!\033[0m"
       continue
    fi
done
}

function Decode_Mysql(){
#该函数功能为获取用户指定的MySQL basedir目录以及MySQL datadir目录
export script_path=$(pwd $0)
tar_name=$(ls .|grep mysql-.*.tar.gz)
tar_dir=${tar_name%.tar.gz*}
read -p "开始解压二进制文件,请确认解压目录(默认路径 /usr/local/):" decode_dir
decode_dir=${decode_dir:-/usr/local}
if [[ -d ${decode_dir}/${tar_dir} ]];then
    while true;
    do
        read -p "${decode_dir}/${tar_dir}目录已存在,是否覆盖(y/n)?" overwrite  #检查解压目录下是否已经存在解压的文件
        if ([[ ${overwrite} == "y" ]] || [[ ${overwrite} == "Y" ]]);then
           echo -e "\n"
           rm -rf ${decode_dir}/${tar_dir} && rm -f ${decode_dir}/mysql
           break
        elif ([[ ${overwrite} == "n" ]] || [[ ${overwrite} == "N" ]]);then
           echo "退出部署"
           exit 1
        else
           echo -e "\033[41;30m错误的选项,请确认后重新输入!\033[0m"
           continue
        fi
    done
fi

while true;
do
    if [[  -d ${decode_dir} ]];then
       export decode_dir=${decode_dir}
       break
    elif [[ ${decode_dir} == '' ]];then
       export decode_dir=/usr/local
       break
    else
        read -t 10 -p "${decode_dir}目录不存在,请重新输入(默认路径 /usr/local/):" decode_dir 
        [[ $? -ne 0 ]] && echo -e "\033[41;30m选择超时,使用默认路径 /usr/local/!\033[0m"
        continue
    fi
done
echo "正在解压至${decode_dir}目录,请稍后..."
tar xf ${tar_name} -C ${decode_dir} && cd ${decode_dir} && ln -s  ${tar_dir} mysql
if [[ $? -eq 0 ]];then
    action "解压成功" /bin/true 
    echo -e "\n"
else
    action "解压失败" /bin/false
fi
}


function Mysql_User(){
echo -e "\033[44;30m检查MySQL用户\033[0m"
id mysql  &> /dev/bull
if [[ $? -eq 0 ]];
then
   action "MySQL 用户已存在,无需创建" /bin/true
else
   echo "MySQL 用户不存在,新建MySQL用户"
   groupadd -g 8888 mysql && useradd -r -g 8888 -u 8888 -s /bin/false  mysql && chown -R mysql.mysql ${decode_dir}/mysql
   [[ $? -eq 0 ]] && action "新建MySQL用户:mysql" /bin/true
fi
id mysql
echo -e "\n"
}

function Create_AND_Modify_Config_File(){
[[ -f /etc/my.cnf ]] && mv /etc/my.cnf /etc/my.cnf-$(date +%F-%H:%H:%S)
cd ${script_path} && cp my.cnf /etc/
read -p "开始生成my.cnf文件,请选择MySQL数据目录(默认 ${decode_dir}/mysql/data 目录):" data_dir
while true;
do
    if ([[ ${data_dir} != '' ]] &&  [[ $(ls -A ${data_dir}) != '' ]]);then           #判断指定的数据目录是否存在数据
        read -p "${data_dir}不为空,请重新选择(默认 ${decode_dir}/mysql/data 目录):" data_dir
        continue
    else
        break
    fi
done

while true;
do
     if [[  -d ${data_dir} ]];then
       export data_dir=${data_dir}
       break
    elif [[ ${data_dir} == '' ]];then
       export data_dir=${decode_dir}/mysql/data
       break
    else
        read -p "${data_dir}目录不存在,请重新输入(默认路径 ${decode_dir}/mysql/data):" data_dir
        [[ $? -ne 0 ]] && echo "选择超时,使用默认路径"
        continue
    fi
done
echo -e "\033[44;30m 数据目录为:${data_dir}\033[0m"
system_mem_size=$(grep "^MemTotal" /proc/meminfo |awk '{print $2}') #获取当前系统内存大小,设置innodb 缓存大小
innodb_buffer_pool_size="$(echo ${system_mem_size}/1024/10*6|bc)M"
sed -i "s#^socket.*#socket = ${data_dir}/mysql.sock#g" /etc/my.cnf
sed -i "s#^slow_query_log_file.*#slow_query_log_file = ${data_dir}/slow.log#g" /etc/my.cnf
sed -i "s#^log-error.*#log-error = ${data_dir}/error.log#g" /etc/my.cnf
sed -i "s#^log-bin.*#log-bin = ${data_dir}/mybinlog#g" /etc/my.cnf
sed -i "s#^innodb_buffer_pool_size.*#innodb_buffer_pool_size = ${innodb_buffer_pool_size}M#g" /etc/my.cnf
sed -i "s#^innodb_undo_directory.*#innodb_undo_directory = ${data_dir}/undolog#g" /etc/my.cnf
sed -i "s#^basedir.*#basedir = ${decode_dir}/mysql#g" /etc/my.cnf
sed -i "s#^datadir.*#datadir = ${data_dir}#g" /etc/my.cnf
echo -e "\n"
}

function Init_Mysql(){
echo -e "\033[44;30m开始初始化数据库\033[0m"
cd ${decode_dir}/mysql && bin/mysqld --initialize --user=mysql --basedir=${decode_dir}/mysql --datadir=${data_dir}
if [[ $? -eq 0 ]];then 
    action "MySQL初始化完毕" /bin/true
    mysql_init_pwd=$(grep "temporary password" ${data_dir}/error.log  |awk -F "root@localhost: " '{print $NF}') 
    echo "MySQL初始化密码为:${mysql_init_pwd}"
    chown -R mysql:mysql ${decode_dir}/mysql 
    echo -e "\n"
else
    action "MySQL初始化失败请查看${data_dir}/error.log日志"  /bin/false
    exit
fi
}

function Set_System_Server_And_Init(){
echo -e "\033[44;30m开始设置MySQL开机自启 firewalld 全局环境变量 启动脚本 \033[0m"
decode_dir=${decode_dir:-/usr/local}
cd ${decode_dir}/mysql/support-files && cp mysql.server /etc/init.d/mysqld
[[ $? -eq 0 ]] && action "服务脚本拷贝成功" /bin/true || action "服务脚本拷贝失败" /bin/false
if ([[ ${decode_dir} != "/usr/local" ]] || [[ ${decode_dir} != "/usr/local/" ]]);then
    sed -i "s#^basedir=.*#basedir=${decode_dir}/mysql#g" /etc/init.d/mysqld
fi
if ([[ ${data_dir} != "/usr/local/mysql/data" ]] || [[ ${data_dir} != "/usr/local/mysql/data/" ]]);then
    sed -i "s#^datadir=.*#datadir=${data_dir}#g"  /etc/init.d/mysqld
fi
echo "export PATH=${decode_dir}/mysql/bin:$PATH"  >> ~/.bash_profile && source ~/.bash_profile
chkconfig --level 35 mysqld on
[[ $? -eq 0 ]] && action "设置开机自启成功" /bin/true || action "设置开机自启失败" /bin/false
firewall-cmd --zone=public --add-port=3306/tcp --permanent && systemctl restart firewalld.service
[[ $? -eq 0 ]] && action "防火墙规则设置成功" /bin/true || action "防火墙规则设置失败,请检查firewalld服务!" /bin/false
echo -e "\n"
}

function Start_Mysql(){
echo -e "\033[44;30m开始启动MySQL服务\033[0m"
/etc/init.d/mysqld start &> /dev/null
[[ $? -eq 0 ]] && action "启动成功..." /bin/true || action "启动失败,请查看${data_dir}/error.log日志" /bin/false
echo -e "\n"
echo -e "\033[41;30m使用 source ~/.bash_profile;mysql -u root --password="\'${mysql_init_pwd}\'" 命令登录 \033[0m"
echo -e "\033[41;30m使用 ALTER USER 'root'@'localhost' IDENTIFIED BY 'YOURPASSWD'; 命令设置MySQL root用户本地登录密码\033[0m"
echo -e "\033[41;30m使用 GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'YOUR PASSWD' WITH GRANT OPTION; 命令设置MySQL root用户远程登录密码\033[0m"
echo -e "\033[41;30m密码强度要求包含 大小写字母、特殊字符、数字\033[0m"
}

function Main(){
Install_require;
Check_Mysql_Service;
Mysql_Num_Version_Check;
Decode_Mysql;
Mysql_User;
Create_AND_Modify_Config_File;
Init_Mysql;
Set_System_Server_And_Init;
Start_Mysql;
}
Main;

文件下载地址:

链接:https://pan.baidu.com/s/1wwDCS2C4W34lmbRQfwMlbg?pwd=u2bv
提取码:u2bv
也可自行下载:MySQL二进制文件下载地址:http://ftp.ntu.edu.tw/MySQL/Downloads/MySQL-5.7/

使用方法:

 

posted @ 2019-08-28 18:21  百衲本  阅读(1756)  评论(0编辑  收藏  举报
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