Subversion hooks脚本配置演示及排错

Subversion提供了强大的hooks脚本功能，主要用于控制commit操作前，后的执行动作，以及lock，unlock操作前，后的执行动作；默认在版本仓库下的hooks目录下存在着这些脚本的模板文件；  本节中将介绍下hooks目录下post-commit和pre-commit脚本的使用，其他脚本的功能不同，但执行过程类似；一般pre-commit脚本用来检查用户提交前的条件，例如用来检查用户是否对提交的内容进行了注释等；post-commit脚本用来执行commit动作完成后，测试服务器的自动更新等操作；下面就来演示下这两个功能的实现：

 1:pre-commit脚本，实现功能：用户提交操作时必须填写注释，且大于5个字符，否则提交将会失败。 

root@java-203-svn:~# cat /usr/local/subversion/repos/sa/hooks/pre-commit
#!/bin/sh
#function:verify user's svn commit comment must more than 5 characters,otherwise commit will failure
#author:lw.yang
#version: v-1.0
#modify_time: 2011-03-22

REPOS="$1"
TXN="$2"

SVNLOOK=/usr/local/subversion/bin/svnlook

LOGMSG=`$SVNLOOK log -t "$TXN" "$REPOS" | grep "[a-zA-Z0-9]" | wc -c`

  if [ "$LOGMSG" -lt 5 ];then
    echo -e "Log message cann't be empty! you must input more than 5 chars as comment!" 1>&2
    exit 1
  fi

exit 0

root@java-203-svn:~# chmod +x  /usr/local/subversion/repos/sa/hooks/pre-commit

测试： 

  

 

    2：post-commit脚本，实现功能：用户commit操作完成后，测试服务器（本例中为另外一台linux服务器，ip地址192.168.50.7）自动更新用户提交的内容 

root@java-203-svn:~# cat /usr/local/subversion/repos/sa/hooks/post-commit
#!/bin/sh
#funciton:automatic update svn on remote server
#author:lw.yang
#version: v-1.0
#modify_time: 2011-03-22

IP=192.168.50.7
DIR=/svn_project/sa
DATE=$(date)

/usr/bin/ssh root@$IP   /usr/bin/svn update $DIR

 if [ "$?" -eq "0" ];then

    echo "svn update successful on $DATE" >> /var/log/svn_sa_update.log
    exit 0
    else
    echo "svn update failure on $DATE"   >> /var/log/svn_sa_update.log

 fi

 测试：先checkout一份最新的代码
   [root@rhel5 ~]# mkdir -p /svn_project
   [root@rhel5 ~]# cd /svn_project/
   [root@rhel5 svn_project]# svn co http://svn.***.com/sa  --username=yangliangwei --password=123456
   A    sa/branchs
   A    sa/trunk
   A    sa/trunk/apache_2.2.16.sh
   A    sa/trunk/install-pureftp.sh
   A    sa/trunk/mysql_5.1.36.sh
   A    sa/trunk/svn_co_ex_rsync.sh
   A    sa/trunk/ks.cfg
   A    sa/tags

迁出后的trunk目录文件如下
[root@rhel5 trunk]# ls  /svn_project/sa/trunk/
apache_2.2.16.sh  install-pureftp.sh  mysql_5.1.36.sh  svn_co_ex_rsync.sh ks.cfg

  

 

出现上面的错误，看上去是权限的问题，发现手动运行可以更新成功，基本上可以确定是subversion用户权限的问题，
这里的svn是以apache方式运行，所以就是daemon用户的权限问题
root@java-203-svn:~# /usr/local/subversion/repos/sa/hooks/post-commit
A    /svn_project/sa/trunk/post.txt
Updated to revision 9.
[root@rhel5 trunk]# ls  /svn_project/sa/trunk/
apache_2.2.16.sh  install-pureftp.sh  ks.cfg  mysql_5.1.36.sh  post.txt  svn_co_ex_rsync.sh

修改daemon用户的家目录和登录shell配置,并建立公钥信任
root@java-203-svn:~# ps -ef |grep httpd
root     11934     1  0  2010 ?        00:00:01 /usr/local/apache2/bin/httpd -k start
daemon   19722 11934  0 15:30 ?        00:00:00 /usr/local/apache2/bin/httpd -k start
root@java-203-svn:~# grep  'daemon' /etc/passwd
daemon:x:2:2:daemon:/home/daemon:/bin/bash
root@java-203-svn:~# mkdir /home/daemon
root@java-203-svn:~# cp -rvp /etc/skel/.bash* /home/daemon/
root@java-203-svn:~# chown -R daemon.daemon /home/daemon/
root@java-203-svn:~# su - daemon
[daemon@java-203-svn ~]$ ssh-keygen
The key fingerprint is:
3a:a2:b3:13:a2:9d:ae:00:00:88:4a:06:28:20:8e:fc daemon@java-203-svn
[daemon@java-203-svn ~]$ ssh-copy-id -i ~/.ssh/id_rsa.pub [email protected]
28
[email protected]'s password:
Now try logging into the machine, with "ssh '[email protected]'", and check in:

  .ssh/authorized_keys

to make sure we haven't added extra keys that you weren't expecting.

[daemon@java-203-svn ~]$ date && ssh [email protected] date
Tue Mar 22 16:03:15 CST 2011
Tue Mar 22 16:03:15 CST 2011

 

 

发现自动更新成功，OK，大功告成，收工，哈哈…

[root@rhel5 trunk]# ls  /svn_project/sa/trunk/
apache_2.2.16.sh  install-pureftp.sh  ks.cfg  mysql_5.1.36.sh  svn_co_ex_rsync.sh

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