#!/bin/bash

数据库备份

date +"%Y-%m-%d"

echo “============= back start ${nowtime}=============”

parentpath=/opt/mongodbback

cd ${parentpath}

start(){/usr/local/mongodb/bin/mongodump -h 127.0.0.1 -d DB -o ${parentpath}/${nowtime}}

execute(){startif [ $? -eq 0 ]thenecho “back successfully!”elseecho “back failure!”fi}

directory is exist

pwd/${nowtime}fi

execute

echo “============= back end${nowtime}=============”