Database backup and detach log table (by month) SH script

#!/bin/SH Year=`Date+%Y ' Month=`Date+%m ' Day=`Date+%d ' Hour=`Date+%H 'dir="/data/dbbackup/file"#备份路径 #db数据备份db_sqlname="Db_bk.sql"#备份成的文件名 Db_sqlnamelog="Db_bklog.sql"#备份成的文件名 db_host="127.0.0.1"#数据库主机 Db_user=""#数据库用户名 db_passwd=""#数据库密码 Db_dbname="Threecards"#数据库名mkdir$dir/$db _dbname"-"$year $month$day$hour #创建备份路径 bkdir=$dir"/"$db _dbname"-"$year $month$day$hourignore="--ignore-table="$db _dbname"."Ignore_log_credit= $ignore"Log_credit"#忽略两个按月份拆表的log ignore_log_table= $ignore"log_table"db_LOG="Log_credit log_table"#忽略两个按月份拆表的log表名 Count=$ (($year- -)* A+ $month-4))   forIinch$(seq$count) DoSyear=$ (($i +3)/ A+ -)) Smonth=$ (($i +4-($syear- -)* A))  if[$smonth-geTen ]   ThenSmonth=$smonthElseSmonth=0$smonthfiLog_credit= $ignore"Log_credit_"$syear $smonth log_table= $ignore"Log_table_"$syear $smonth Ignore_log_credit= $ignore _log_credit" "$log _credit ignore_log_table= $ignore _log_table" "$log _table db_LOG= $db _log"Log_credit_"$syear $smonth"Log_table_"$syear $smonth" "   DoneIgnore_log= $ignore _log_table" "$ignore _log_creditEcho "Main DB backup Start"/usr/bin/mysqldump $ignore _log-h$db_host-u$db_user-p$db_passwd $db _dbname $db _tbname > $bkdir/$db _sqlnameEcho "Log db backup start"  Echo$db _log/USR/BIN/MYSQLDUMP-H$DB_HOST-U$DB_USER-P$DB_PASSWD $db _dbname $db _tbname $db _log> $bkdir/$db _sqlnamelogEcho "Delete expired File"  Find$dir-type F-mtime +5-execRM-f {} \; #清除5天前过期备份Echo "Tar"CD $bkdirTar-ZCVF $bkdir". tar.gz"./Echo "Delete"  RM-RF $bkdir

Database backup and detach log table (by month) SH script