最近刚好干活用了下，给大家分享个mysql安装shell脚本，自己取用。
#!/bin/bash
function loginfo() {
if [[ $? -eq 0 ]];then
echo -e "\033[32m[INFO][$(date +"%F %T")] $1 succeed! \033[0m"
else
echo -e "\033[31m[ERROR][$(date +"%F %T")] $1 failed! \033[0m"
fi
}
function install_mysql() {
echo -e "\033[32mBegin install mysql V5.7.28 ...\033[0m"
# 安装依赖
sudo yum install libaio -y >/dev/null 2>&1
loginfo "libaio install"
BASE_DIR=$(pwd)
MYSQL_PKG_PATH=$BASE_DIR/mysql-5.7.28-linux-glibc2.12-x86_64.tar.gz
DEPLOY_PATH="/opt"
USER=$(whoami)
GROUP=$(groups)
MYSQL_URL="http://download.mrlapulga.com/Linux/Mysql/software/generic/mysql-5.7.28-linux-glibc2.12-x86_64.tar.gz"
# 下载解压创建目录
echo -e "\033[32mBegin download mysql V5.7.28 ...\033[0m"
sudo curl -o ${DEPLOY_PATH}/mysql-5.7.28-linux-glibc2.12-x86_64.tar.gz ${MYSQL_URL} >/dev/null 2>&1
loginfo "mysql software download"
sudo tar xf ${MYSQL_PKG_PATH} -C ${DEPLOY_PATH}/
loginfo "mysql software decompression"
if [[ -d ${DEPLOY_PATH}/mysql ]];then
rm -rf ${DEPLOY_PATH}/mysql
fi
sudo ln -s ${DEPLOY_PATH}/mysql-5.7.28-linux-glibc2.12-x86_64 ${DEPLOY_PATH}/mysql
loginfo "create mysql dir soft link"
if [[ -d /data/mysql ]];then
rm -rf /data/mysql
fi
sudo mkdir -p /data/mysql
loginfo "create mysql data dir"
# 修改启动脚本
sudo sed -i '46s#basedir=#basedir=/opt/mysql#' ${DEPLOY_PATH}/mysql/support-files/mysql.server
sudo sed -i '47s#datadir=#datadir=/data/mysql#' ${DEPLOY_PATH}/mysql/support-files/mysql.server
sudo cp ${DEPLOY_PATH}/mysql/support-files/mysql.server /etc/init.d/mysqld
sudo chmod 755 /etc/init.d/mysqld
# 创建用户
if ! grep -q '^mysql:' /etc/group
then
sudo groupadd mysql
loginfo "create user mysql"
fi
if ! grep -q '^mysql:' /etc/passwd
then
sudo useradd -r -g mysql -s /bin/false mysql
loginfo "create group mysql"
fi
# 赋予data目录和base目录普通用户组
sudo chown -R ${USER}.${GROUP} ${DEPLOY_PATH}/mysql/
sudo chown -R ${USER}.${GROUP} /data/
if [ ! -f /usr/bin/mysql ]
then
sudo ln -s /opt/mysql/bin/mysql /usr/bin/
fi
# 创建配置文件
if [ -f /etc/my.cnf ]
then
sudo rm -f /etc/my.cnf
fi
sudo bash -c "cat >> /etc/my.cnf" <<EOF
[mysqld]
datadir = /data/mysql
basedir = /opt/mysql
#tmpdir = /data/mysql/tmp_mysql
port = 3306
socket = /data/mysql/mysql.sock
pid-file = /data/mysql/mysql.pid
max_connections = 8000
max_connect_errors = 100000
max_user_connections = 3000
check_proxy_users = on
mysql_native_password_proxy_users = on
local_infile = OFF
symbolic-links = FALSE
group_concat_max_len = 4294967295
max_join_size = 18446744073709551615
max_execution_time = 20000
lock_wait_timeout = 60
autocommit = 1
lower_case_table_names = 1
thread_cache_size = 64
disabled_storage_engines = "MyISAM,FEDERATED"
character_set_server = utf8mb4
character-set-client-handshake = FALSE
collation_server = utf8mb4_general_ci
init_connect = 'SET NAMES utf8mb4'
transaction-isolation = "READ-COMMITTED"
skip_name_resolve = ON
explicit_defaults_for_timestamp = ON
log_timestamps = SYSTEM
local_infile = OFF
event_scheduler = OFF
query_cache_type = OFF
query_cache_size = 0
sql_mode = NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ZERO_DATE,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO
log_error = /data/mysql/mysql.err
slow_query_log = ON
slow_query_log_file = /data/mysql/slow.log
long_query_time = 1
general_log = OFF
general_log_file = /data/mysql/general.log
expire_logs_days = 99
log-bin = /data/mysql/mysql-bin
log-bin-index = /data/mysql/mysql-bin.index
max_binlog_size = 500M
binlog_format = mixed
binlog_rows_query_log_events = ON
binlog_cache_size = 128k
binlog_stmt_cache_size = 128k
log-bin-trust-function-creators = 1
max_binlog_cache_size = 2G
max_binlog_stmt_cache_size = 2G
relay_log = /data/mysql/relay
relay_log_index = /data/mysql/relay.index
max_relay_log_size = 500M
relay_log_purge = ON
relay_log_recovery = ON
server_id = 1
read_buffer_size = 1M
read_rnd_buffer_size = 2M
sort_buffer_size = 64M
join_buffer_size = 64M
tmp_table_size = 64M
max_allowed_packet = 128M
max_heap_table_size = 64M
connect_timeout = 43200
wait_timeout = 43200
back_log = 512
interactive_timeout = 300
net_read_timeout = 30
net_write_timeout = 30
skip_external_locking = ON
key_buffer_size = 16M
bulk_insert_buffer_size = 16M
concurrent_insert = ALWAYS
open_files_limit = 65000
table_open_cache = 16000
table_definition_cache = 16000
default_storage_engine = InnoDB
default_tmp_storage_engine = InnoDB
internal_tmp_disk_storage_engine = InnoDB
[client]
socket = /data/mysql/mysql.sock
default_character_set = utf8mb4
[mysql]
default_character_set = utf8mb4
[ndatad default]
TransactionDeadLockDetectionTimeOut = 20000
EOF
sudo chown -R ${USER}.${GROUP} /etc/my.cnf
loginfo "configure my.cnf"
# 创建SSL证书
# sudo mkdir -p ${DEPLOY_PATH}/mysql/ca-pem/
# sudo ${DEPLOY_PATH}/mysql/bin/mysql_ssl_rsa_setup -d ${DEPLOY_PATH}/mysql/ca-pem/ --uid=mysql
# sudo chown -R ${USER}.${GROUP} ${DEPLOY_PATH}/mysql/ca-pem/
# sudo bash -c "cat >> /data/mysql/init_file.sql" <<EOF
# set global sql_safe_updates=0;
# set global sql_select_limit=50000;
# EOF
# sudo chown -R ${USER}.${GROUP} /data/mysql/init_file.sql
# sudo chown -R ${USER}.${GROUP} /etc/init.d/mysqld
# 初始化
${DEPLOY_PATH}/mysql/bin/mysqld --initialize --user=mysql --basedir=${DEPLOY_PATH}/mysql --datadir=/data/mysql
loginfo "initialize mysql"
# 过滤初始密码
mysql_passwd=$(grep 'A temporary password is generated' /data/mysql/mysql.err |awk '{print $NF}')
# 启动服务
/etc/init.d/mysqld start
loginfo "start mysqld"
# 修改初始密码
${DEPLOY_PATH}/mysql/bin/mysqladmin -uroot -p${mysql_passwd} password '123456'
if [ $? -ne 0 ];then
loginfo "initialize root password"
fi
# 客户端环境变量
echo "export PATH=\$PATH:${DEPLOY_PATH}/mysql/bin" | sudo tee /etc/profile.d/mysql.sh
source /etc/profile.d/mysql.sh
loginfo "configure envirement"
}
install_mysql
