【shell脚本 实例一】轮询取挂载目录下被更新的文件

 1 #########################################################################
 2 # File Name: getshare.sh
 3 # Author: zoukch
 4 #########################################################################
 5 #!/bin/bash
 6 
 7 if [ $# != 1 ]
 8 then
 9     echo "input wrong!"
10     exit
11 fi
12 
13 if [ -e /mnt/hgfs/share/$1 ]
14 then
15     if [ -e $HOME/workspace/log/getshare.log ]
16     then
17         echo "[`date +%Y%m%d%H%M%S`]getsh.sh started!!!!!!" >> $HOME/workspace/log/getshare.log
18     else
19         touch $HOME/workspace/log/getshare.log
20         echo "[`date +%Y%m%d%H%M%S`]getsh.sh started!!!!!!" >> $HOME/workspace/log/getshare.log
21     fi
22 
23     lastTime=`stat /mnt/hgfs/share/$1 | grep -i Modify | awk -F. ‘{print $1}‘ |24     awk ‘{print $2$3}‘ | awk -F- ‘{print $1$2$3}‘ | awk -F: ‘{print $1$2$3}‘`
25     echo "[`date +%Y%m%d%H%M%S`]the old modified time of $1 : $lastTime" >> $HOME/workspace/log/getshare.log
26 
27     if [ -e ./$1 ]
28     then
29         cp ./$1 $1.bak
30     fi
31 
32     cp /mnt/hgfs/share/$1 .
33 else
34     echo "[error]the /mnt/hgfs/share/$1 is not exist!"
35     echo "[error]the /mnt/hgfs/share/$1 is not exist!" >> $HOME/workspace/log/getshare.log
36     exit
37 fi
38 
39 while [ -e /mnt/hgfs/share/$1 ]
40 do
41     sleep 1
42     newTime=`stat /mnt/hgfs/share/$1 | grep -i Modify | awk -F. ‘{print $1}‘ |43     awk ‘{print $2$3}‘ | awk -F- ‘{print $1$2$3}‘ | awk -F: ‘{print $1$2$3}‘`
44 
45     if [ $lastTime != $newTime ]
46     then
47         lastTime=$newTime
48         echo "[`date +%Y%m%d%H%M%S`]the last modified time of $1 : $lastTime" > $HOME/workspace/log/getshare.log
49         echo "MODIFIED FILE at $newTime!" >> $HOME/workspace/log/getshare.log
50         cp ./$1 $1.bak
51         cp /mnt/hgfs/share/$1 .
52         if [ -e ./$1 ]
53         then
54             echo "[`date +%Y%m%d%H%M%S`]get $1 success" >> $HOME/workspace/log/getshare.log
55         fi
56     fi
57 done