Proftpd学习笔记之应用


ProFTPD 

图-ProFTPD

今天我们讲proftp+mysql+quota的应用,我想大家最期待的就是这个了吧

1.首先我们建立相应的用户和用户组

groupadd -g 5500 ftpgroup

adduser -u 5500 -s /bin/false -d /bin/null -c "proftpd user" -g ftpgroup ftpuser

2.操作数据库

mysql mysql -uroot -ppassword

create database ftpdb

grant select, update on ftpdb.* to proftpd@localhost identified by 'password'

use ftpdb

CREATE TABLE `ftpgroup` (

`groupname` varchar(16) NOT NULL default '',

`gid` smallint(6) NOT NULL default '5500',

`members` varchar(16) NOT NULL default '',

KEY `groupname` (`groupname`)

) TYPE=MyISAM COMMENT='ProFTP group table';

INSERT INTO `ftpgroup` VALUES ('ftpgroup', 5500, 'ftpuser');

CREATE TABLE `ftpquotalimits` (

`name` varchar(30) default NULL,

`quota_type` enum('user','group','class','all') NOT NULL default 'user',

`per_session` enum('false','true') NOT NULL default 'false',

`limit_type` enum('soft','hard') NOT NULL default 'soft',

`bytes_in_avail` float NOT NULL default '0',

`bytes_out_avail` float NOT NULL default '0',

`bytes_xfer_avail` float NOT NULL default '0',

`files_in_avail` int(10) unsigned NOT NULL default '0',

`files_out_avail` int(10) unsigned NOT NULL default '0',

`files_xfer_avail` int(10) unsigned NOT NULL default '0'

) TYPE=MyISAM;

CREATE TABLE `ftpquotatallies` (

`name` varchar(30) NOT NULL default '',

`quota_type` enum('user','group','class','all') NOT NULL default 'user',

`bytes_in_used` float NOT NULL default '0',

`bytes_out_used` float NOT NULL default '0',

`bytes_xfer_used` float NOT NULL default '0',

`files_in_used` int(10) unsigned NOT NULL default '0',

`files_out_used` int(10) unsigned NOT NULL default '0',

`files_xfer_used` int(10) unsigned NOT NULL default '0'

) TYPE=MyISAM;

CREATE TABLE `ftpuser` (

`id` int(10) unsigned NOT NULL auto_increment,

`userid` varchar(32) NOT NULL default '',

`passwd` varchar(32) NOT NULL default '',

`uid` smallint(6) NOT NULL default '5500',

`gid` smallint(6) NOT NULL default '5500',

`homedir` varchar(255) NOT NULL default '',

`shell` varchar(16) NOT NULL default '/sbin/nologin',

`count` int(11) NOT NULL default '0',

`accessed` datetime NOT NULL default '0000-00-00 00:00:00',

`modified` datetime NOT NULL default '0000-00-00 00:00:00',

PRIMARY KEY (`id`)

) TYPE=MyISAM COMMENT='ProFTP user table' ;

注意这里大家根据实际情况填写自己数据库的用户名和密码,如果大家对数据库操作不熟悉的话,不妨可以用phpmyadmin来操作。

3.配置proftp文件

ServerName "Frank's FTP Server" ServerType standalone DefaultServer on

Port 21

Umask 022

MaxInstances 30

MaxLoginAttempts 3

User nobody

Group nobody

MaxHostsPerUser 1 "Sorry, you may not connect more than one time."

MaxClientsPerUser 2 "Only one such user at a time."

MaxClientsPerHost 3 "Sorry, you may not connect more than one time."

RootLogin off

RequireValidShell off

TimeoutStalled 10

MaxClients 10

AllowForeignAddress on

AllowStoreRestart on

ServerIdent off

DefaultRoot ~ ftpgroup

SQLAuthTypes Backend Plaintext

#Backend表示用户认证方式为MySQL数据库的认证方式

#Plaintext表示明文认证方式,排在最前面的为最先使用的方式

SQLAuthenticate users* groups*

# databasename@host database_user user_password

SQLConnectInfo ftpdb@localhost proftpd password

SQLUserInfo ftpuser userid passwd uid gid homedir shell

SQLGroupInfo ftpgroup groupname gid members

SQLHomedirOnDemand on

#如果用户主目录不存在,则系统会根据此用户在用户数据表中的homedir字段的值新建一个目录

# Update count every time user logs in

SQLLog PASS updatecount

SQLNamedQuery updatecount UPDATE "count=count+1,accessed=now() WHERE userid='%u'" ftpuser

# Update modified everytime user uploads or deletes a file

SQLLog STOR,DELE modified

SQLNamedQuery modified UPDATE "modified=now() WHERE userid='%u'" ftpuser

QuotaEngine on

QuotaDirectoryTally on

QuotaDisplayUnits Mb

QuotaShowQuotas on

QuotaLog "/var/log/quota"

SQLNamedQuery get-quota-limit SELECT "name, quota_type, per_session, limit_type, bytes_in_avail, bytes_out_avai

l, bytes_xfer_avail, files_in_avail, files_out_avail, files_xfer_avail FROM ftpquotalimits WHERE name = '%{0}'

AND quota_type = '%{1}'"

SQLNamedQuery get-quota-tally SELECT "name, quota_type, bytes_in_used, bytes_out_used, bytes_xfer_used, files_i

n_used, files_out_used, files_xfer_used FROM ftpquotatallies WHERE name = '%{0}' AND quota_type = '%{1}'"

SQLNamedQuery update-quota-tally UPDATE "bytes_in_used = bytes_in_used + %{0}, bytes_out_used = bytes_out_used

+ %{1}, bytes_xfer_used = bytes_xfer_used + %{2}, files_in_used = files_in_used + %{3}, files_out_used = files_

out_used + %{4}, files_xfer_used = files_xfer_used + %{5} WHERE name = '%{6}' AND quota_type = '%{7}'" ftpquota

tallies

SQLNamedQuery insert-quota-tally INSERT "%{0}, %{1}, %{2}, %{3}, %{4}, %{5}, %{6}, %{7}" ftpquotatallies

QuotaLimitTable sql:/get-quota-limit

QuotaTallyTable sql:/get-quota-tally/update-quota-tally/insert-quota-tally

ok,就这么简单,重启一下proftp服务就已经能使用proftp+mysql+quota的功能

我们可以在数据库ftpuser添加一个虚拟用户,

INSERT INTO `ftpuser` VALUES (1, 'test', 'ftppasswd', 5500, 5500, '/home/test', '/sbin/nologin');

大家可以在phpmyadmin里直接操作添加一个用户,相信不用我教大家怎么添加吧:)

如果你想设置quota,只要在ftpquotalimits表里设置一下就行了,这个表里的各个参数分别代表:

quotalimits表

name: - 用户帐号

quota type: - user, group, class, all (we use user)

per_session: - true or false (we use true)

limit_type: - 硬限制 or 软限制 (我们一般用硬限制)

bytes_in_avail: - 允许上传的字节数

bytes_out_avail: - 允许下载的字节数

bytes_xfer_avail: - 允许传输的字节数(包括上传/下载)

files_in_avail: - 允许上传的文件数

files_out_avail: - 允许下载的文件数

files_xfer_avail: - 允许传输的文件数(包括上传/下载)

老实说用mysql和quota模块来验证用户和设置磁盘限额,但我总觉得还是不够完善,因为在这个方法中,数据库表里还没有相应的权限的字段,所以说相应用户的权限还是得用实际得用户即mysql对应得uid和gid来控制权限,那天要是mysql数据库也能完全控制权限就好了。

大家如果觉得格式拷贝的时候可能会出错的话,不妨直接下载我的配置文件和数据库表

通过文章的详细描述,想必大家都知道了Proftpd的应用情况,希望对大家有帮助!

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