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| 文件: |
my_ins_v2.0.sh.zip |
| 大小: |
3KB |
| 下载: |
下载 | |
由于工作需要，经常需要做数据库的安装和主从配置，为了减低工作量，特别编写了个mysql安装脚本
拿出来分享下
系统：RedHat
环境：管理机已对所需安装mysql的服务器做了ssh受信
mysql安装包：官方二进制包5.1.34（涉及到了MD5校验）
脚本涉及的范围：
1。安装前的检测：
用户，组，服务，是否已安装过等等。
2。ssh远程集中式安装。
3。安装文件的md5检测
脚本已在RH4.7 CENTOS5.4上测试通过，有问题的话，欢迎探讨
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#!/bin/bash
################################################
#
# mysql安装脚本V2.0-支持远程安装
#
################################################
#variables
md5num='6ad260ef2a31bcfd712b0c6cf615c8a2'
DEST='/usr/local/mysql'
DATA='/data/mysql'
SRC='/usr/local/src'
MS='master'
PASS=''
err=0
DEST_IP=''
#==============================================
# mysql install check func
# flag=0 it is OK
# flag=1 is is some problem
#==============================================
function mysql_ins_check()
{
echo "mysql install envionment variables check:"
echo "*************************************"
echo 'checking group \"mysql\" exist...'
echo "*************************************"
mysql_grp_exist=$(ssh $DEST_IP "cat /etc/group|grep \"mysql\"")
if [ -z $mysql_grp_exist ];then #如果为空则代表没有生成mysql用户组
flag_grp_exist=1
echo "mysql_grp_exist="$mysql_grp_exist
echo 'it is right !!!mysql group not exist'
echo
else
flag_grp_exist=0
echo -e "\E[33;40m"
echo 'mysql group is already exist'
tput sgr0
echo
err=2
fi
echo "*************************************"
echo 'checking user \"mysql\" exist...'
echo "*************************************"
user_exist=$(ssh $DEST_IP "cat /etc/passwd|grep mysql")
if [ -z $user_exist ] ;then
echo "user \"mysql\" is not exist"
echo
flag_user=0
else
echo -e "\E[33;40m"
echo "user \" mysql\" is already exist"
tput sgr0
echo
flag_user=1
err=2
echo "*************************************"
echo 'checking user group is \"mysql\" ...'
echo "*************************************"
mysql_group=$(echo $user_exist | awk -F: '{print $4}')
echo "in /etc/passwd,group NO for username \"mysql\" = "$mysql_group
mysql_group_no=$(ssh $DEST_IP "cat /etc/group|grep \"mysql\"|awk -F: '{print \$3}'")
echo "in /etc/group, group NO for group \"mysql\" = "$mysql_group_no
if [ $mysql_group = $mysql_group_no ]; then
echo 'It is right'
echo
flag_group=0
else
echo -e "\E[31;40m"
echo 'It is not right'
tput sgr0
echo
flag_group=1
err=1
fi
echo "*************************************"
echo 'checking user login set ...'
echo "*************************************"
mysql_login=$(echo $user_exist | awk -F: '{print $7}')
echo "user_login = "$mysql_login
if [ $mysql_login != '/sbin/nologin' ];then
echo -e "\E[31;40m"
echo "It is not right, execing usermod -s /sbin/nologin mysql"
tput sgr0
echo
flag_login_shell=1
ssh $DEST_IP "usermod -s /sbin/nologin mysql"
else
echo "It is right"
echo
flag_login_shell=0
fi
fi
echo "*************************************"
echo 'checking mysqld service ...'
echo "*************************************"
if ssh $DEST_IP "[ -x '/etc/init.d/mysqld' ]" ; then
echo -e "\E[31;40m"
echo "mysqld service is already stay here and can be exec,please checking"
tput sgr0
echo
flag_mysqld=1
err=1
else
if ssh $DEST_IP "[ -f '/etc/init.d/mysqld' ]" ; then
echo -e "\E[31;40m"
echo "mysqld service is already stay here but can not exec!!!"
tput sgr0
flag_mysqld=1
err=1
else
echo "it is right!!!mysqld service is not install..."
flag_mysqld=0
fi
fi
echo
echo "*************************************"
echo 'checking mysql directory ...'
echo "*************************************"
if ssh $DEST_IP "test -d $DEST " ;then
echo -e "\E[31;40m"
echo "mysql directory is already install in $DEST_IP:$DEST"
tput sgr0
echo
flag_dir=1
err=1
else
echo "it is right!!!mysql is not install in $DEST_IP:$DEST"
echo
flag_dir=0
fi
echo "*************************************"
echo 'checking mysql data directory ...'
echo "*************************************"
if ssh $DEST_IP "test -d $DATA ";then
echo -e "\E[31;40m"
echo "mysql data directory is already exist in $DEST_IP:$DATA,please checking"
tput sgr0
echo
flag_data_dir=1
err=1
else
echo "It is right! $DEST_IP:$DATA not exist"
echo
flag_data_dir=0
fi
echo "************************************"
echo "checking remote /etc/my.cnf already exist?"
echo "************************************"
if ssh $DEST_IP " test -f '/etc/my.cnf' " ;then
echo -e "\E[31;40m"
echo "/etc/my.cnf already exist,please check..."
tput sgr0
echo
err=3
else
echo "it is right!!!"
echo
fi
}
##################################
#
# mysql_ins_file_check( )
#
##################################
function mysql_ins_file_check()
{
clear
echo "*****************************"
echo 'checking src file...'
echo "*****************************"
get_md5=$(md5sum $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz'|awk '{print $1 }')
echo "md5num in cfg file="$md5num
echo "md5num shell get in file="$get_md5
if [ -f $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz' ];then
echo 'mysql-5.1.34-linux-i686-glibc23.tar.gz is exist !!! OK.'
if [ $md5num = $get_md5 ]; then
echo 'it is right!!!file md5num ok'
echo
else
echo -e "\E[31;40m"
echo 'file md5num check is failed!!!'
tput sgr0
echo
err=1
fi
else
echo -e "\E[31;40m"
echo 'mysql-5.1.34-linux-i686-glibc23.tar.gz is not exist in $SRC!!! please check.'
tput sgr0
echo
err=1
fi
}
##############################
#
# create_my_cnf( )
#
##############################
function create_my_cnf
{
echo 'please waiting for create /etc/my.cnf...'
ssh $DEST_IP "cat > /etc/my.cnf<[client]
port = 3306
socket = /tmp/mysql.sock
[mysqld]
port = 3306
socket = /tmp/mysql.sock
skip-locking
key_buffer_size = 256M
max_allowed_packet = 4M
table_cache = 1024
#skip-innodb
sort_buffer_size = 8M
net_buffer_length = 16384
read_buffer_size = 16M
read_rnd_buffer_size = 32M
myisam_sort_buffer_size = 128M
slow_query_log_file=slowquery.log
long_query_time=3
#log=query_log
thread_cache_size = 16
query_cache_size = 32M
skip-name-resolve
tmp_table_size = 256M
thread_concurrency = 32
max_connections=64
datadir=$DATA
#default-storage-engine=INNODB
log-bin-trust-function-creators=1
log-bin=mysql-bin
binlog-format=mix
###innodb
innodb_buffer_pool_size = 800M
#innodb_buffer_pool_size = 2000M
innodb_additional_mem_pool_size = 24M
#innodb_additional_mem_pool_size = 128M
innodb_thread_concurrency=16
innodb_max_dirty_pages_pct = 90
innodb_file_io_threads = 4
innodb_log_file_size = 512M
innodb_log_buffer_size = 16M
innodb_flush_log_at_trx_commit = 2
innodb_lock_wait_timeout = 50
innodb_file_per_table
EOF"
if [ $MS = 'master' ];then
ssh $DEST_IP "cat >> /etc/my.cnf<server-id=1
EOF"
fi
if [ $MS = 'slave' ];then
ssh $DEST_IP "cat >> /etc/my.cnf<server-id=2
EOF"
fi
ssh $DEST_IP "cat >> /etc/my.cnf<binlog-do-db=together
[mysqldump]
quick
max_allowed_packet = 16M
[mysql]
no-auto-rehash
[isamchk]
key_buffer = 256M
sort_buffer_size = 256M
read_buffer = 2M
write_buffer = 2M
[myisamchk]
key_buffer = 256M
sort_buffer_size = 256M
read_buffer = 2M
write_buffer = 2M
[mysqlhotcopy]
interactive-timeout
EOF"
}
function mysql_ins_result()
{
case "$err" in
1) echo "something wrong happenning ,please checking...";
exit 1;;
2) echo "mysql user or group is already exist,skip creating user or group ";;
3) echo "my.cnf it is already exist,please check";
exit 1;;
0) echo "all OK!!!\n Start install...";
echo "soure path = $SRC \ndest path = $DEST \nDATA path=$DATA \npassword=$PASS\nMaster or Slave=$MS ";;
*) exit 1;;
esac
}
function grp_ins()
{
echo \#shell start
if [ $flag_grp_exist = 1 ];then
echo 'add group mysql'
ssh $DEST_IP "groupadd mysql"
fi
}
function usr_ins()
{
if [ $flag_user = 1 ];then
echo 'add user mysql in group mysql with nologin!!!'
useradd -g mysql mysql -s /sbin/nologin
fi
}
##############################
#
# 判断远端文件是否存在
# 并且判断文件MD5是否正确
#
##############################
function remote_file_check()
{
if ssh $DEST_IP "test -f $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz'" ; then
echo 'source is already in remote src'
get_r_md5=$( ssh $DEST_IP "md5sum $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz'|awk '{print \$1 }'")
if [ $md5num = $get_r_md5 ]; then
echo 'file md5num ok'
echo
else
echo 'file md5num check is failed!!!so system will restart copy resource to remote...'
echo
scp $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz' $DEST_IP':'$SRC'/'
fi
else
echo "mysql-5.1.34-linux-i686-glibc23.tar.gz is not exist in $DEST_IP:$SRC!!! copy it to remote!! starting copy..."
echo
scp $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz' $DEST_IP':'$SRC'/'
fi
}
##############################
#
# 解压缩远端文件
#
#############################
function xgz()
{
echo 'extract src...'
ssh $DEST_IP "tar zxf $SRC'/mysql-5.1.34-linux-i686-glibc23.tar.gz' -C /root"
}
###################################
#
# 将目录移动至目标目录
#
###################################
function mv_to_dest()
{
echo "mv -f /root/mysql-5.1.34-linux-i686-glibc23 $DEST"
ssh $DEST_IP "mv -f /root/mysql-5.1.34-linux-i686-glibc23 $DEST"
#################################
#
# 修改目录所有者所属组mysql:mysql
#
################################
echo "chown -R mysql:mysql $DEST"
ssh $DEST_IP "chown -R mysql:mysql $DEST"
}
###################################
#
# 建立目标数据目录
#
##################################
function data_manage()
{
echo "mkdir -p $DATA"
ssh $DEST_IP "mkdir -p $DATA"
###################################
#
# 改变数据目录的用户和组mysql:mysql
#
##################################
echo "chown -R mysql:mysql $DATA"
ssh $DEST_IP "chown -R mysql:mysql $DATA"
}
#########################################
#
# 安装数据库初始化数据至指定数据目录
#
#########################################
function ins_db()
{
echo 'install DB data'
echo "/usr/local/mysql/scripts/mysql_install_db --user=mysql --basedir=$DEST --datadir=$DATA"
ssh $DEST_IP "/usr/local/mysql/scripts/mysql_install_db --user=mysql --basedir=$DEST --datadir=$DATA"
}
########################################
#
# 制作mysql服务
#
#######################################
function create_service()
{
echo 'make mysql as service'
echo 'cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld'
ssh $DEST_IP "cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld"
echo
echo 'chkconfig mysqld on'
ssh $DEST_IP "chkconfig mysqld on"
echo 'service mysqld start'
ssh $DEST_IP "service mysqld start"
}
#####################################
#
# 生成root密码 默认为空
#
#####################################
function reset_pass()
{
echo "/usr/local/mysql/bin/mysqladmin -u root password '$PASS'"
ssh $DEST_IP "/usr/local/mysql/bin/mysqladmin -u root password '$PASS'"
}
#######################################
#
# Main Part
#
#######################################
USAGE="usage:./my_ins.sh -s source_path -d dest_path -D data_path -S [master|slave] -p password -P dest_ip
\n-s soure_path [ default /usr/local/src]
\n-d dest_path [default /usr/local/mysql]
\n-D data_path [default /data/mysql]
\n-S master|slave [default master]
\n-p password [default '']
\n\E[31;40m-P dest_ip or hostname Must input!!!\E[37;40m"
#如果没参数的话，则显示帮助
if [ -z $1 ] ; then
echo -e $USAGE
tput sgr0
exit 1
fi
#进行参数判断
while getopts s:d:p:S:D:P:h OPTION; do
case "$OPTION" in
s) SRC="$OPTARG";
echo 'src='$SRC;;
d) DEST="$OPTARG";
echo 'dest='$DEST;;
p) PASS="$OPTARG";
echo 'pass='$PASS;;
S) MS="$OPTARG";
echo 'master or slave='$MS;;
D) DATA="$OPTARG";
echo 'DATA path='$DATA;;
P) DEST_IP="$OPTARG";
echo 'DEST_IP or DEST_HOSTNAME='$DEST_IP;;
h) echo -e "$USAGE";
tput sgr0;
exit 1 ;;
*)echo -e "$USAGE";
tput sgr0;
exit 1;;
esac
done
if [ -z $DEST_IP ]; then
echo -e "\E[31;40m-P dest_ip or hostname Must input!!!\E[37;40m"
tput sgr0
exit 1
fi
mysql_ins_file_check
mysql_ins_check
mysql_ins_result
create_my_cnf
grp_ins
remote_file_check
xgz
mv_to_dest
data_manage
ins_db
create_service
reset_pass
##########################################
#
# 配置mysql环境变量，path etc
#
##########################################
my_path=$(ssh $DEST_IP "cat /etc/profile |grep 'PATH'|grep \"$DEST/bin\"")
if [ "$my_path" = '' ]
then
ssh $DEST_IP "echo 'export PATH=$DEST/bin:\$PATH' >> /etc/profile'"
echo ssh $DEST_IP "echo 'export PATH=\$DEST/bin:\$PATH' >> /etc/profile"
else
echo "it is already exist"
fi
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