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代码： 全选

#!/bin/bash
trap "" 2

[ -f /opt/*sql.gz ]&& rm -rf /opt/*sql.gz
[ -f /opt/back.log ]||{
        touch /opt/back.log
}

echo -e "$(date +%F" "%T)\t\tbackup is start">>/opt/back.log
mysqldump -uroot -pak2818242 -A -B --events -x --master-data=1|gzip >/opt/bak_$(date +%F).sql.gz
backfile=`ls /opt/|grep "sql.gz"`

echo -e "$(date +%F" "%T)\t\tbackup $backfile is over">>/opt/back.log
echo -e "$(date +%F" "%T)\t\tpush $backfile is start">>/opt/back.log
for n in 51 52 53 54 55 56
        do
                {
                scp -rp /opt/*sql.gz root@172.10.10.$n:/opt/  >>/opt/back.log 2>&1
                }&
        done
echo -e "$(date +%F" "%T)\t\tpush $backfile is over">>/opt/back.log
wait
echo "">>/opt/back.log
exit 0