xref: /OK3568_Linux_fs/yocto/meta-openembedded/meta-networking/recipes-daemons/vsftpd/files/vsftpd.conf (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# Example config file /etc/vsftpd.conf
2*4882a593Smuzhiyun#
3*4882a593Smuzhiyun# The default compiled in settings are fairly paranoid. This sample file
4*4882a593Smuzhiyun# loosens things up a bit, to make the ftp daemon more usable.
5*4882a593Smuzhiyun# Please see vsftpd.conf.5 for all compiled in defaults.
6*4882a593Smuzhiyun#
7*4882a593Smuzhiyun# READ THIS: This example file is NOT an exhaustive list of vsftpd options.
8*4882a593Smuzhiyun# Please read the vsftpd.conf.5 manual page to get a full idea of vsftpd's
9*4882a593Smuzhiyun# capabilities.
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun# run standalone
12*4882a593Smuzhiyunlisten=YES
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun# Allow anonymous FTP? (Beware - allowed by default if you comment this out).
15*4882a593Smuzhiyunanonymous_enable=NO
16*4882a593Smuzhiyun#
17*4882a593Smuzhiyun# Uncomment this to allow local users to log in.
18*4882a593Smuzhiyunlocal_enable=YES
19*4882a593Smuzhiyun#
20*4882a593Smuzhiyun# Uncomment this to enable any form of FTP write command.
21*4882a593Smuzhiyunwrite_enable=YES
22*4882a593Smuzhiyun#
23*4882a593Smuzhiyun# Default umask for local users is 077. You may wish to change this to 022,
24*4882a593Smuzhiyun# if your users expect that (022 is used by most other ftpd's)
25*4882a593Smuzhiyunlocal_umask=022
26*4882a593Smuzhiyun#
27*4882a593Smuzhiyun# Uncomment this to allow the anonymous FTP user to upload files. This only
28*4882a593Smuzhiyun# has an effect if the above global write enable is activated. Also, you will
29*4882a593Smuzhiyun# obviously need to create a directory writable by the FTP user.
30*4882a593Smuzhiyun#anon_upload_enable=YES
31*4882a593Smuzhiyun#
32*4882a593Smuzhiyun# Uncomment this if you want the anonymous FTP user to be able to create
33*4882a593Smuzhiyun# new directories.
34*4882a593Smuzhiyun#anon_mkdir_write_enable=YES
35*4882a593Smuzhiyun#
36*4882a593Smuzhiyun# Activate directory messages - messages given to remote users when they
37*4882a593Smuzhiyun# go into a certain directory.
38*4882a593Smuzhiyundirmessage_enable=YES
39*4882a593Smuzhiyun#
40*4882a593Smuzhiyun# Activate logging of uploads/downloads.
41*4882a593Smuzhiyunxferlog_enable=YES
42*4882a593Smuzhiyun#
43*4882a593Smuzhiyun# Make sure PORT transfer connections originate from port 20 (ftp-data).
44*4882a593Smuzhiyunconnect_from_port_20=YES
45*4882a593Smuzhiyun#
46*4882a593Smuzhiyun# If you want, you can arrange for uploaded anonymous files to be owned by
47*4882a593Smuzhiyun# a different user. Note! Using "root" for uploaded files is not
48*4882a593Smuzhiyun# recommended!
49*4882a593Smuzhiyun#chown_uploads=YES
50*4882a593Smuzhiyun#chown_username=whoever
51*4882a593Smuzhiyun#
52*4882a593Smuzhiyun# You may override where the log file goes if you like. The default is shown
53*4882a593Smuzhiyun# below.
54*4882a593Smuzhiyun#xferlog_file=/var/log/vsftpd.log
55*4882a593Smuzhiyun#
56*4882a593Smuzhiyun# If you want, you can have your log file in standard ftpd xferlog format
57*4882a593Smuzhiyunxferlog_std_format=YES
58*4882a593Smuzhiyun#
59*4882a593Smuzhiyun# You may change the default value for timing out an idle session.
60*4882a593Smuzhiyun#idle_session_timeout=600
61*4882a593Smuzhiyun#
62*4882a593Smuzhiyun# You may change the default value for timing out a data connection.
63*4882a593Smuzhiyun#data_connection_timeout=120
64*4882a593Smuzhiyun#
65*4882a593Smuzhiyun# It is recommended that you define on your system a unique user which the
66*4882a593Smuzhiyun# ftp server can use as a totally isolated and unprivileged user.
67*4882a593Smuzhiyun#nopriv_user=ftp
68*4882a593Smuzhiyun#
69*4882a593Smuzhiyun# Enable this and the server will recognise asynchronous ABOR requests. Not
70*4882a593Smuzhiyun# recommended for security (the code is non-trivial). Not enabling it,
71*4882a593Smuzhiyun# however, may confuse older FTP clients.
72*4882a593Smuzhiyun#async_abor_enable=YES
73*4882a593Smuzhiyun#
74*4882a593Smuzhiyun# By default the server will pretend to allow ASCII mode but in fact ignore
75*4882a593Smuzhiyun# the request. Turn on the below options to have the server actually do ASCII
76*4882a593Smuzhiyun# mangling on files when in ASCII mode.
77*4882a593Smuzhiyun# Beware that turning on ascii_download_enable enables malicious remote parties
78*4882a593Smuzhiyun# to consume your I/O resources, by issuing the command "SIZE /big/file" in
79*4882a593Smuzhiyun# ASCII mode.
80*4882a593Smuzhiyun# These ASCII options are split into upload and download because you may wish
81*4882a593Smuzhiyun# to enable ASCII uploads (to prevent uploaded scripts etc. from breaking),
82*4882a593Smuzhiyun# without the DoS risk of SIZE and ASCII downloads. ASCII mangling should be
83*4882a593Smuzhiyun# on the client anyway..
84*4882a593Smuzhiyun#ascii_upload_enable=YES
85*4882a593Smuzhiyun#ascii_download_enable=YES
86*4882a593Smuzhiyun#
87*4882a593Smuzhiyun# You may fully customise the login banner string:
88*4882a593Smuzhiyun#ftpd_banner=Welcome to blah FTP service.
89*4882a593Smuzhiyun#
90*4882a593Smuzhiyun# You may specify a file of disallowed anonymous e-mail addresses. Apparently
91*4882a593Smuzhiyun# useful for combatting certain DoS attacks.
92*4882a593Smuzhiyun#deny_email_enable=YES
93*4882a593Smuzhiyun# (default follows)
94*4882a593Smuzhiyun#banned_email_file=/etc/vsftpd.banned_emails
95*4882a593Smuzhiyun#
96*4882a593Smuzhiyun# You may specify an explicit list of local users to chroot() to their home
97*4882a593Smuzhiyun# directory. If chroot_local_user is YES, then this list becomes a list of
98*4882a593Smuzhiyun# users to NOT chroot().
99*4882a593Smuzhiyun#chroot_list_enable=YES
100*4882a593Smuzhiyun# (default follows)
101*4882a593Smuzhiyun#chroot_list_file=/etc/vsftpd.chroot_list
102*4882a593Smuzhiyun#
103*4882a593Smuzhiyun# You may activate the "-R" option to the builtin ls. This is disabled by
104*4882a593Smuzhiyun# default to avoid remote users being able to cause excessive I/O on large
105*4882a593Smuzhiyun# sites. However, some broken FTP clients such as "ncftp" and "mirror" assume
106*4882a593Smuzhiyun# the presence of the "-R" option, so there is a strong case for enabling it.
107*4882a593Smuzhiyun#ls_recurse_enable=YES
108*4882a593Smuzhiyun#
109*4882a593Smuzhiyun# This string is the name of the PAM service vsftpd will use.
110*4882a593Smuzhiyunpam_service_name=vsftpd
111*4882a593Smuzhiyun#
112*4882a593Smuzhiyun# This option is examined if userlist_enable is activated. If you set this
113*4882a593Smuzhiyun# setting to NO, then users will be denied login  unless  they are  explicitly
114*4882a593Smuzhiyun# listed  in the file specified by userlist_file.  When login is denied, the
115*4882a593Smuzhiyun# denial is issued before the user is asked for a password.
116*4882a593Smuzhiyunuserlist_deny=YES
117*4882a593Smuzhiyun#
118*4882a593Smuzhiyun# If enabled, vsftpd will load a list of usernames, from the filename given by
119*4882a593Smuzhiyun# userlist_file.  If a user tries to log in using  a  name in  this  file,  they
120*4882a593Smuzhiyun# will be denied before they are asked for a password. This may be useful in
121*4882a593Smuzhiyun# preventing cleartext passwords being transmitted. See also userlist_deny.
122*4882a593Smuzhiyunuserlist_enable=YES
123*4882a593Smuzhiyun#
124*4882a593Smuzhiyun# If enabled,  vsftpd  will display directory listings with the time in your
125*4882a593Smuzhiyun# local time zone. The default is to display GMT. The times returned by the
126*4882a593Smuzhiyun# MDTM FTP command are also affected by this option.
127*4882a593Smuzhiyunuse_localtime=YES
128*4882a593Smuzhiyun#
129*4882a593Smuzhiyun# If set to YES, local users will be (by default) placed in a chroot() jail in
130*4882a593Smuzhiyun# their home directory after login.  Warning: This  option has  security
131*4882a593Smuzhiyun# implications,  especially  if  the users have upload permission, or shell access.
132*4882a593Smuzhiyun# Only enable if you know what you are doing.  Note that these security implications
133*4882a593Smuzhiyun# are not vsftpd specific. They apply to all FTP daemons which offer to put
134*4882a593Smuzhiyun# local  users in chroot() jails.
135*4882a593Smuzhiyunchroot_local_user=YES
136*4882a593Smuzhiyun#
137*4882a593Smuzhiyunallow_writeable_chroot=YES
138*4882a593Smuzhiyun#
139*4882a593Smuzhiyuntcp_wrappers=YES
140