mysql多实例安装脚本

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#! /bin/bash # v.mysql-5.6.30-linux-glibc2.5-x86_64.tar.gz # only install master mysql # time:2016-08-15 # pkg dir pkg_dir=`pwd` # mysql base dir data_dir="/data/mysql_root/mysql" base_dir="/usr/local/mysql" # create MySQL group and user echo "start create mysql group and user" >> ${pkg_dir}/install.log groupadd mysql useradd -g mysql mysql  -s /sbin/nologin echo "end mysql group and user" >> ${pkg_dir}/install.log # mysql datafile path # install mysqld # grant privileges mkdir -p ${data_dir}/data 2>/dev/null chown -R mysql:mysql ${data_dir}/data # un_tar.gz and install mysql programmer echo "start un_tar.gz..." >> ${pkg_dir}/install.log cd ${pkg_dir} && tar -xf mysql-5.6.30-linux-glibc2.5-x86_64.tar.gz  -C /usr/local && cd /usr/local && mv mysql-5.6.30-linux-glibc2.5-x86_64 mysql; echo "end install mysql"  >> ${pkg_dir}/install.log echo "set mysql my.cnf params" >> ${pkg_dir}/install.log # stored mysqld multi execute log mkdir -p ${base_dir}/multi_log 2>/dev/null # comm parameter of my.cnf cat<<EOF > ${base_dir}/my.cnf # The mysqld multi instance [mysqld_multi] mysqld = ${base_dir}/bin/mysqld_safe mysqladmin = ${base_dir}/bin/mysqladmin log =${base_dir}/multi_log/mysqld_multi.log [mysqldump] quick max_allowed_packet = 16M [mysql] no-auto-rehash [myisamchk] key_buffer_size = 256M sort_buffer_size = 256M read_buffer = 2M write_buffer = 2M [mysqlhotcopy] interactive-timeout EOF # other my.cnf parameter part pre_install_mysqld(){ cat<<EOF >> ${base_dir}/my.cnf # The MySQL server [mysqld${port:2}] port        = ${port} socket      = ${data_dir}/data${port}/mysql.socket max-connections = 800 skip-name-resolve skip-external-locking key_buffer_size = 384M max_allowed_packet = 1073M table_open_cache = 512 sort_buffer_size = 512K read_buffer_size = 512K read_rnd_buffer_size = 512K join_buffer_size = 128K myisam_sort_buffer_size = 64M thread_cache_size = 256 query_cache_size = 0 query_cache_type = 0 tmp_table_size = 64M max_heap_table_size = 64M basedir=${base_dir} datadir=${data_dir}/data${port} pid-file = ${data_dir}/data${port}/mysql.pid log_error = ${data_dir}/data${port}/mysql.err # set binary logging is required for replication log-bin=mysql-bin binlog_cache_size = 32M # event_scheduler shutoff in mysqld slave event_scheduler = 1 binlog_format=row expire_logs_days = 3 # set slow log slow_query_log = 1 long_query_time = 2 #set 字符 character_set_server = utf8 #set 大小写敏感 lower_case_table_names=1 # set mysqld server_id server-id   = ${port} # set innodb params innodb_data_home_dir = ${data_dir}/data${port} innodb_log_group_home_dir = ${data_dir}/data${port} innodb_buffer_pool_size = 5972M innodb_additional_mem_pool_size = 10M innodb_log_file_size = 512M innodb_log_buffer_size = 16M innodb_flush_log_at_trx_commit = 2 innodb_flush_method = O_DIRECT innodb_file_per_table = 1 innodb_lock_wait_timeout = 10 innodb_file_format = Barracuda innodb_file_format_max = Barracuda innodb_stats_on_metadata = 0 innodb_purge_threads = 1 innodb_read_io_threads = 12 innodb_write_io_threads = 12 innodb_purge_threads = 1 innodb_open_files = 500 innodb_thread_concurrency = 0 innodb_io_capacity = 600 [client] default-character-set = utf8 EOF # initizal mysql Db chmod +x ${base_dir}/scripts/mysql_install_db ${base_dir}/scripts/mysql_install_db --basedir=${base_dir} --datadir=${data_dir}/data${port} --user=mysql --defaults-file=${base_dir}/my.cnf >> ${pkg_dir}/install.log echo "end mysqld install." >> ${pkg_dir}/install.log } # mysql datafile path for port in 2016 3017 4018 5019 6020 do         # check mysql base and data dir folder         if [ ! -d ${data_dir}/data${port} ];then                 mkdir -p ${data_dir}/data${port}                 # function mysqld_install to mysql programmer                 pre_install_mysqld $port         else                 pre_install_mysqld $port         fi done #mysql data chown -R mysql:mysql ${data_dir}/data chown -R mysql:mysql ${base_dir}/data #环境变量 echo 'export PATH=$PATH:/usr/local/mysql/bin' >>  /etc/profile source /etc/profile