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#!/bin/env bash
###############################################################################
# NOTE:
# The test system is Ubuntu12.04
# This Scripts all rights reserved deserved by MickeyZZC
# Copyright  2013
#
###############################################################################
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
clear

username=
passwd=
MysqLhost=""

MysqLlive(){
	num=0
	while [[ `pidof MysqLd` == "" ]] ; do
		echo "$(date +%Y%m%d%H%m),MysqL IS DOWN" >> /var/log/MysqLstat.log
		service MysqL start
		num=`expr $num + 1`
			if [[ $num -gt 11 ]] ; then
				echo "$(date +%Y%m%d%H%m),MysqL NO UP" >> /var/log/MysqLstat.log
				exit 1
			fi
		sleep 10
	done
	if [[ $num -gt 0 ]] ; then
		MysqLsamchk
	fi
}
MysqLsamchk(){
	if [[ `which MysqLcheck` == "" ]] ;then
		MysqLdata=`MysqL -h$MysqLhost -u$username -p$passwd -e"show databases"|grep -vE "MysqL|information_schema|performance_schema|Database"`
		for i in ${MysqLdata[@]} ; do
			mytables=`MysqL -h$MysqLhost -u$username -p$passwd -e"use $i;show tables;"|grep -vE "Tables_in_"`
			for j in ${mytables[@]} ; do
				table_status=`MysqL -h$MysqLhost -u$username -p$passwd -e"check table $i.$j"|awk 'BEGIN{IFS='\t'}{print $3}'|grep "error"`
				if [ ! "$table_status" == "" ] ; then
					MysqL -h$MysqLhost -u$username -p$passwd -e"repair table $i.$j"
					echo "$(date +%Y%m%d%H%M),$i.$j be repair" >> /var/log/MysqLstat.log
				fi
			done
		done
	else
		MysqLcheck --all-databases --auto-repair -u$username -p$passwd |awk '!/OK/ {printf "datetime,%s\n",$1}'|sed "s/datetime/$(date +%Y%m%d%H%M)/g" >> /var/log/MysqLstat.log
#	day="$(date +%Y%m%d|cut -b 3-8) $(date +%H)"
#	grep "is marked as crashed and should be repaired" /var/log/MysqL.err
	fi
}

if [[ $1 = 'check' ]] ; then
	MysqLsamchk
else
	MysqLlive
fi

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