快速安装MySQL脚本

Posted 2020-10-07

#!/bin/bash
# auto install mysql

INSTALL_BASE="/usr/local"
MYSQL_BASE="/usr/local/mysql"
MYSQL_DATA="/data/mysql/3306"
MY_CNF="/data/mysql/3306/my.cnf"
USER="mysql"
#MYSQL_DIR="mysql-5.7.19-linux-glibc2.5-x86_64.tar.gz"
MYSQL_TAR="mysql-5.7.19-linux-glibc2.12-x86_64.tar.gz"
MYSQL_TAR_DIR=/software
SOURCE_MYSQL_DIR="mysql-5.7.19-linux-glibc2.12-x86_64"
PATH="export PATH=$PATH:$MYSQL_BASE/bin"
download_mysql(){
  #wget -qO $MYSQL_TAR $MYSQL_URL
  #tar -xf $MYSQL_TAR
  if [ ! -d $MYSQL_DATA ];then
    mkdir $MYSQL_DATA
  fi	
  cd $MYSQL_TAR_DIR
  tar -xf $MYSQL_TAR
  mkdir -p $MYSQL_DATA/{data,logs,tmp}
  ln -s `pwd`/SOURCE_MYSQL_DIR $MYSQL_BASE
  chown -R mysql:mysql /usr/local/mysql/ 
  chown -R mysql:mysql /data/mysql/3306/
  id $USER
  if [ $? = 0 ];then
	echo "user exist"
  else
	echo -e "\033[5;31muser not exist\033[0m"
  groupadd mysql
  useradd -g mysql -d /usr/local/mysql -s /sbin/nologin -M -n mysql
  fi
}
download_mysql
create_mycnf(){
  
cat > $MY_CNF <<EOF
#my.cnf
[client]
port            = 3306
socket          =  /tmp/mysql3306.sock

[mysql]
prompt="\\[email protected]\\h:\\p [\\d]>" 
#pager="less -i -n -S"
#tee=/data/mysql/3306/query.log
no-auto-rehash

[mysqld]
#misc
user = mysql
basedir = /usr/local/mysql
datadir = /home/mysql/3306/data
port = 3306
socket = /tmp/mysql3306.sock
event_scheduler = 0
sql_mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
explicit_defaults_for_timestamp=1
tmpdir = /data/mysql/3306/tmp
#timeout
interactive_timeout = 3600
wait_timeout = 3600
#character set
character-set-server = utf8
#rpl_semi_sync_master_enabled = 1
#rpl_semi_sync_master_timeout = 2000

open_files_limit = 65535
max_connections = 500
max_connect_errors = 100000
lower_case_table_names =1

#symi replication

#rpl_semi_sync_master_enabled=1
#rpl_semi_sync_master_timeout=1000 # 1 second
#rpl_semi_sync_slave_enabled=1

#logs
log-output=file
slow_query_log = 1
slow_query_log_file = slow.log
log-error = error.log
log_warnings = 2
pid-file = mysql.pid
long_query_time = 1
#log-slow-admin-statements = 1
#log-queries-not-using-indexes = 1
log-slow-slave-statements = 1

#binlog
#binlog_format = STATEMENT
binlog_format = row
server-id = 13306
log-bin = /data/mysql/3306/logs/mysql-bin
binlog_cache_size = 4M
max_binlog_size = 256M
max_binlog_cache_size = 1M
sync_binlog = 0
expire_logs_days = 10
#procedure 
log_bin_trust_function_creators=1

#
gtid-mode = on
enforce-gtid-consistency=1


#relay log
skip_slave_start = 1
max_relay_log_size = 128M
relay_log_purge = 1
relay_log_recovery = 1
relay-log=relay-bin
relay-log-index=relay-bin.index
log_slave_updates
relay_log=/data/mysql/3306/logs/relay_3306
#slave-skip-errors=1032,1053,1062
#skip-grant-tables

#buffers & cache
table_open_cache = 2048
table_definition_cache = 2048
table_open_cache = 2048
max_heap_table_size = 96M
sort_buffer_size = 128K
join_buffer_size = 128K
thread_cache_size = 200
query_cache_size = 0
query_cache_type = 0
query_cache_limit = 256K
query_cache_min_res_unit = 512
thread_stack = 192K
tmp_table_size = 96M
key_buffer_size = 8M
read_buffer_size = 2M
read_rnd_buffer_size = 16M
bulk_insert_buffer_size = 32M
#myisam
myisam_sort_buffer_size = 128M
myisam_max_sort_file_size = 1G
myisam_repair_threads = 1

#innodb
#innodb_buffer_pool_size = 10G
innodb_buffer_pool_size = 1G
innodb_buffer_pool_instances = 1
innodb_data_file_path = ibdata1:1024M:autoextend
innodb_flush_log_at_trx_commit = 2
innodb_log_buffer_size = 8M
innodb_log_file_size = 100M
innodb_log_files_in_group = 3
innodb_max_dirty_pages_pct = 50
innodb_file_per_table = 1
innodb_rollback_on_timeout
innodb_status_file = 1
innodb_io_capacity = 200
transaction_isolation = READ-COMMITTED
innodb_flush_method = O_DIRECT
	
EOF
}
create_mycnf
yum install libaio*
init_mysql(){
  /usr/local/mysql/bin/mysqld --defaults-file=/data/mysql/3306/my.cnf --basedir=/usr/local/mysql --datadir=/data/mysql/3306/data --user=mysql --initialize

  echo $PATH >>/etc/profile
  /usr/local/mysql/bin/mysqld_safe --defaults-file=/etc/my.cnf &
}
init_mysql

MYSQL_PASS="`cat /data/mysql/3306/data/error.log |grep "[email protected]"|awk -F " " ‘{print $11}‘`"
echo $MYSQL_PASS