判断主机和程序，rsync目录

rsync-files.sh

#!/bin/bash

master_host=jiayu-app-master
master_ip=`grep $master_host /etc/hosts | awk '{print $1}'`
master_here=`ifconfig -a | grep $master_ip`

this_host=""
that_host=""

if [ -z "$master_here" ]; then
    this_host="jiayu-app-slave"
    that_host="jiayu-app-master"
else 
    this_host="jiayu-app-master"
    that_host="jiayu-app-slave"
fi

deerex_here=`ps -ef | grep deerex | grep -v grep`
# 如果不存在，就从对方拉
if [ -z "$deerex_here" ]; then
    rsync -azP ubuntu@$that_host:/data/deerex-fedex-label/ /data/deerex-fedex-label/
fi

takeex_here=`ps -ef | grep takeex | grep -v grep`
# 如果不存在，就从对方拉
if [ -z "$takeex_here" ]; then
    rsync -azP ubuntu@$that_host:/data/takeex-upload/ /data/takeex-upload/
fi