ubuntu2004，自动安装mysql5.7.37

2024-04-24 11:28
文章标签 安装 自动 37 mysql5.7 ubuntu2004

本文主要是介绍ubuntu2004，自动安装mysql5.7.37，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

``操作系统版本：ubuntu20.04.3

``脚本，将自动优化ubuntu系统和自动下载安装mysql5.7.37

``脚本如下:

#!/bin/bash# 软件源设置
sudo cp /etc/apt/sources.list{,.bak}
sudo tee /etc/apt/sources.list << EOF
#阿里云Mirrors - Ubuntu
deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiversedeb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
EOF# 时区与地区设置: 
sudo cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
sudo timedatectl set-timezone Asia/Shanghai#调整内核参数
tee -a /etc/sysctl.conf << EOF
# 调整提升服务器负载能力之外,还能够防御小流量的Dos、CC和SYN攻击
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
# net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_fin_timeout = 60
net.ipv4.tcp_synack_retries = 1
net.ipv4.tcp_syn_retries = 1
net.ipv4.tcp_fastopen = 3# 优化TCP的可使用端口范围及提升服务器并发能力(注意一般流量小的服务器上没必要设置如下参数)
net.ipv4.tcp_keepalive_time = 1200
net.ipv4.tcp_max_syn_backlog = 8192
net.ipv4.tcp_max_tw_buckets = 5000
net.ipv4.ip_local_port_range = 1024 65535# 优化核套接字TCP的缓存区
net.core.netdev_max_backlog = 8192
net.core.somaxconn = 8192
net.core.rmem_max = 12582912
net.core.rmem_default = 6291456
net.core.wmem_max = 12582912
net.core.wmem_default = 6291456
EOF# Linux 系统的最大进程数和最大文件打开数限制
egrep -q "^\s*ulimit -HSn\s+\w+.*$" /etc/profile && sed -ri "s/^\s*ulimit -HSn\s+\w+.*$/ulimit -HSn 65535/" /etc/profile || echo "ulimit -HSn 65535" >> /etc/profile
egrep -q "^\s*ulimit -HSu\s+\w+.*$" /etc/profile && sed -ri "s/^\s*ulimit -HSu\s+\w+.*$/ulimit -HSu 65535/" /etc/profile || echo "ulimit -HSu 65535" >> /etc/profiletee -a /etc/security/limits.conf << EOF
# ulimit -HSn 65535
# ulimit -HSu 65535
*  soft  nofile  65535
*  hard  nofile  65535
*  soft  nproc   65535
*  hard  nproc   65535# End of file
EOF# sed -i "/# End/i *  soft  nproc   65535" /etc/security/limits.conf
# sed -i "/# End/i *  hard  nproc   65535" /etc/security/limits.conf
sysctl -p# 常规软件安装
sudo sudo apt update 
sudo apt install -y nano vim git unzip wget ntpdate dos2unix net-tools tree htop ncdu nload sysstat psmisc bash-completion fail2ban  gcc g++ make jq nfs-common rpcbind libpam-cracklib
sudo apt install apt-file wget
sudo apt-file update
sudo apt-file find libncurses.so.5
sudo apt install libncurses5
sudo apt install libncurses*
cd
wget http://archive.ubuntu.com/ubuntu/pool/main/liba/libaio/libaio1_0.3.112-5_amd64.deb
wget http://archive.ubuntu.com/ubuntu/pool/universe/n/ncurses/libtinfo5_6.2-0ubuntu2_amd64.deb
wget http://archive.ubuntu.com/ubuntu/pool/universe/n/ncurses/libncurses5_6.2-0ubuntu2_amd64.deb#disable ufw
systemctl stop ufw;sysemctl disable ufw#检查mysql目录
if [ -d "/usr/local/mysql" ];thenecho "删除mysql目录";rm -rf /usr/local/mysql
fi#定义密码
passwd=Aa12345678
cd
# 定义mysql安装目录
mysql_install_dir=/usr/local/mysql
mysql_data_dir=/usr/local/mysql/data/
id -g mysql >/dev/null 2>&1
[ $? -ne 0 ] && groupadd mysql
id -u mysql >/dev/null 2>&1
[ $? -ne 0 ] && useradd -g mysql -M -s /sbin/nologin mysql[ ! -d "${mysql_install_dir}" ] && mkdir -p ${mysql_install_dir}
[ ! -d "${mysql_data_dir}" ] && mkdir -p ${mysql_data_dir}
chown mysql.mysql -R ${mysql_data_dir}cd
wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.37-linux-glibc2.12-x86_64.tar.gz -O mysql-5.7.37-linux-glibc2.12-x86_64.tar.gz
tar zxvf mysql-5.7.37-linux-glibc2.12-x86_64.tar.gz
mv mysql-5.7.37-linux-glibc2.12-x86_64/* ${mysql_install_dir}
sed -i 's@executing mysqld_safe@executing mysqld_safe\nexport LD_PRELOAD=/usr/local/lib/libjemalloc.so@' ${mysql_install_dir}/bin/mysqld_safe
sed -i "s@/usr/local/mysql@${mysql_install_dir}@g" ${mysql_install_dir}/bin/mysqld_safe
/bin/cp ${mysql_install_dir}/support-files/mysql.server /etc/init.d/mysqld
sed -i "s@^basedir=.*@basedir=${mysql_install_dir}@" /etc/init.d/mysqld
sed -i "s@^datadir=.*@datadir=${mysql_data_dir}@" /etc/init.d/mysqld
chmod +x /etc/init.d/mysqld
set +e# 配置my.cnf 参数
set -e
cat > /etc/my.cnf << EOF
[client]
port = 3306
socket = /tmp/mysql.sock[mysql]
prompt="MySQL [\\d]> "
no-auto-rehash[mysqld]
port = 3306
socket = /tmp/mysql.sockbasedir = ${mysql_install_dir}
datadir = ${mysql_data_dir}
pid-file = ${mysql_data_dir}mysql.pid
user = mysql
bind-address = 127.0.0.1
server-id = 1init-connect = 'SET NAMES utf8mb4'
character-set-server = utf8mb4skip-name-resolve
#skip-networking
back_log = 300max_connections = 1000
max_connect_errors = 6000
open_files_limit = 65535
table_open_cache = 128
max_allowed_packet = 500M
binlog_cache_size = 1M
max_heap_table_size = 8M
tmp_table_size = 16Mread_buffer_size = 2M
read_rnd_buffer_size = 8M
sort_buffer_size = 8M
join_buffer_size = 8M
key_buffer_size = 4Mthread_cache_size = 8query_cache_type = 1
query_cache_size = 8M
query_cache_limit = 2Mft_min_word_len = 4log_bin = mysql-bin
binlog_format = mixed
expire_logs_days = 7log_error = ${mysql_data_dir}mysql-error.log
slow_query_log = 1
long_query_time = 1
slow_query_log_file = ${mysql_data_dir}mysql-slow.logperformance_schema = 0
explicit_defaults_for_timestamp#lower_case_table_names = 1skip-external-lockingdefault_storage_engine = InnoDB
#default-storage-engine = MyISAM
innodb_file_per_table = 1
innodb_open_files = 500
innodb_buffer_pool_size = 64M
innodb_write_io_threads = 4
innodb_read_io_threads = 4
innodb_thread_concurrency = 0
innodb_purge_threads = 1
innodb_flush_log_at_trx_commit = 2
innodb_log_buffer_size = 2M
innodb_log_file_size = 32M
innodb_log_files_in_group = 3
innodb_max_dirty_pages_pct = 90
innodb_lock_wait_timeout = 120bulk_insert_buffer_size = 8M
myisam_sort_buffer_size = 8M
myisam_max_sort_file_size = 10G
myisam_repair_threads = 1interactive_timeout = 28800
wait_timeout = 28800[mysqldump]
quick
max_allowed_packet = 500M[myisamchk]
key_buffer_size = 8M
sort_buffer_size = 8M
read_buffer = 4M
write_buffer = 4M
EOF
${mysql_install_dir}/bin/mysqld --initialize-insecure --user=mysql --basedir=${mysql_install_dir} --datadir=${mysql_data_dir}
chown mysql.mysql -R ${mysql_data_dir}
set +e[ -z "$(grep ^'export PATH=' /etc/profile)" ] && echo "export PATH=${mysql_install_dir}/bin:\$PATH" >> /etc/profile
[ -n "$(grep ^'export PATH=' /etc/profile)" -a -z "$(grep ${mysql_install_dir} /etc/profile)" ] && sed -i "s@^export PATH=\(.*\)@export PATH=${mysql_install_dir}/bin:\1@" /etc/profile
. /etc/profile
echo "${mysql_install_dir}/lib" > /etc/ld.so.conf.d/z-mysql.conf
ldconfigcat > /lib/systemd/system/mysqld.service <<-EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(7)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target[Install]
WantedBy=multi-user.target[Service]
User=mysql
Group=mysqlType=forkingPIDFile=${mysql_data_dir}mysqld.pid# Disable service start and stop timeout logic of systemd for mysqld service.
TimeoutSec=0# Start main service
ExecStart=${mysql_install_dir}/bin/mysqld --defaults-file=/etc/my.cnf --daemonize --pid-file=${mysql_data_dir}mysqld.pid $MYSQLD_OPTS# Use this to switch malloc implementation
EnvironmentFile=-/etc/sysconfig/mysql# Sets open_files_limit
LimitNOFILE = 655350Restart=on-failureRestartPreventExitStatus=1PrivateTmp=false
EOF
systemctl enable --now mysqld
set +e
if [ ! -f "/usr/bin/mysql" ]
then/bin/cp ${mysql_install_dir}/bin/mysql /usr/bin/mysql
fi${mysql_install_dir}/bin/mysql -e "grant all privileges on *.* to root@'127.0.0.1' identified by \"${passwd}\" with grant option;"
${mysql_install_dir}/bin/mysql -e "grant all privileges on *.* to root@'localhost' identified by \"${passwd}\" with grant option;"
${mysql_install_dir}/bin/mysql -u root -p${passwd} -e "grant all privileges on *.* to root@'%' identified by \"${passwd}\" with grant option;"
${mysql_install_dir}/bin/mysql -uroot -p${passwd} -e "reset master;"

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