分享一个多功能SVN备份脚本

这个脚本个人觉得比较完美了，SVN完全备份，加增量备份，并将备份出来的数据，同步到另外一台服务器上，而且可以实现实时备份并发邮件通知，历史备份记录想查就查。

这个脚本参考了部分网上的资源。

稍作修改就可以应用到你的实际生产环境了，有问题的话，可以联系我(*^__^*) ……

具体脚本内容如下：

1. #!/bin/sh  
2. #by 崔元荣
3. #QQ：295749093 
4. #svn多功能备份脚本！ 
5. svnbak_remote_dir=/data/192.168.1.7_svn/   
6.  
7. ###################################  
8. BACKUPDIR=/var/svnbackup  
9.  
10. ###################################  
11. SVNDIR=/var/svn  
12.  
13. ###################################  
14. ProjectLst=$BACKUPDIR/projectlist.txt  
15.  
16. ###################################  
17. LogFile=$BACKUPDIR/svnback.log  
18. History_LogFile=$BACKUPDIR/history_svnback.log  
19. DATE=`date +%Y%m%d-%T`  
20.  
21. # - This is the path to the directory you want to archive  
22. ###################################  
23. export PATH=$PATH:/bin:/usr/bin:/usr/local/bin  
24.  
25. # our actual rsyncing function 
26. do_accounting()  
27. {  
28.     echo " " > $LogFile  
29.         echo " " >> $LogFile  
30.         echo " " >> $LogFile  
31.         echo "###########################" >> $LogFile  
32.         echo "$DATE" >> $LogFile  
33.         echo "###########################" >> $LogFile  
34.  
35.         echo " " >> $History_LogFile  
36.         echo " " >> $History_LogFile  
37.         echo "###########################" >> $History_LogFile  
38.         echo "$DATE" >> $History_LogFile  
39.         echo "###########################" >> $History_LogFile  
40.  
41.         cd $BackDir  
42. }  
43.  
44. do_svndump()  
45. {  
46.    PROJECTLIST=`cat $ProjectLst`  
47.    cd $SVNDIR  
48.    for project in $PROJECTLIST  
49.           do  
50.           echo "begin to dump $project databases" >> $LogFile  
51.           echo "begin to dump $project databases" >> $History_LogFile  
52.                 if [ ! -f $BACKUPDIR/$project.dump ]  
53.                 then 
54.                 YOUNGEST=`svnlook youngest $project`  
55.                 svnadmin dump $project > $BACKUPDIR/$project.dump  
56.                   if [ $? != 0 ];then 
57.                 echo "full-backup faild" >> $LogFile  
58.                 echo "full-backup faild" >> $History_LogFile   
59.                     else 
60.                         echo "OK,dump file successfully!!" >> $LogFile  
61.                         echo "OK,dump file successfully!!" >> $History_LogFile   
62.                       fi  
63.                 echo "$YOUNGEST" > $BACKUPDIR/$project.youngest  
64.                 else 
65.                         echo "$project.dump existed,will do increatment job" >> $LogFile  
66.                         echo "$project.dump existed,will do increatment job" >> $History_LogFile   
67.                         if [ ! -f $BACKUPDIR/$project.youngest ]  
68.                         then 
69.                         echo "error, no youngest check!" >> $LogFile  
70.                         echo "error, no youngest check!" >> $History_LogFile  
71.                         else 
72.                                 PREVYOUNGEST=`cat $BACKUPDIR/$project.youngest`  
73.                                 NEWYOUNGEST=`svnlook youngest $project`  
74.                                 if [ $PREVYOUNGEST -eq $NEWYOUNGEST ]  
75.                                 then 
76.                                         echo " no database updated!" >> $LogFile  
77.                                         echo " no database updated!" >> $History_LogFile  
78.                                 else 
79.                                         LASTYOUNGEST=`expr $PREVYOUNGEST + 1`  
80.                                         echo "last youngest is $LASTYOUNGEST" >> $LogFile  
81.                                         echo "last youngest is $LASTYOUNGEST" >> $History_LogFile  
82.                                         svnadmin dump $project --revision $LASTYOUNGEST:$NEWYOUNGEST --incremental > $BACKUPDIR/$project-$LASTYOUNGET-$NEWYOUNGEST.$DATE  
83.                                           if [ $? != 0 ];then 
84.                                              echo "zhengliang-backup faild" >> $LogFile  
85.                                              echo "zhengliang-backup faild" >> $History_LogFile  
86.                                                else 
87.                                                     echo "$NEWYOUNGEST" > $BACKUPDIR/$project.youngest  
88.                                                     echo "zhengliang-backup sucess!" >> $LogFile  
89.                                                     echo "zhengliang-backup sucess!" >> $History_LogFile  
90.                                                    fi  
91.                                 fi  
92.                         fi  
93.   fi  
94.         done  
95. }  
96.  
97.  
98. do_rsync()  
99. {  
100. rsync -avz --partial --progress --delete $BACKUPDIR/* root@192.168.1.6:$svnbak_remote_dir  
101. if [ $? != 0 ]; then 
102.     echo "svnbak 192.168.1.7 rsync to 192.168.1.6 faild!!!" >> $LogFile  
103.     echo "svnbak 192.168.1.7 rsync to 192.168.1.6 faild!!!" >> $History_LogFile   
104. else 
105.     echo "svnbak 192.168.1.7 rsync to 192.168.1.6 successfully!!" >> $LogFile  
106.     echo "svnbak 192.168.1.7 rsync to 192.168.1.6 successfully!!" >> $History_LogFile   
107. fi  
108. }  
109.  
110. do_empty()  
111. {  
112. #echo "" > $LogFile  
113. for project in `cat $ProjectLst`  
114. do  
115.     rm -f $BACKUPDIR/$project*  
116. done  
117. }  
118.  
119. do_mail()  
120. {  
121. cat $LogFile | mutt -s "SVN Backup status!" test@xiaocui.com  
122. }  
123. #################################################  
124.  
125. case "$1" in 
126.     dump_full)  
127.         do_empty && do_accounting && do_svndump && do_rsync && do_mail  
128.         ;;  
129.     dump_incremental)  
130.         do_accounting && do_svndump && do_rsync && do_mail  
131.         ;;  
132.     *)  
133.         echo $"Usage: $0 {dump_full|dump_incremental}" 
134.         exit 2  
135. esac