aboutsummaryrefslogtreecommitdiff
blob: 985a6e680723157a908d0568efc87978c91a40f2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
.TH  "ftpd_selinux"  "8"  "17 Jan 2005" "dwalsh@redhat.com" "ftpd SELinux policy documentation"
.SH "NAME"
.PP
ftpd_selinux \- Security-Enhanced Linux policy for ftp daemons.
.SH "DESCRIPTION"
.PP
Security-Enhanced Linux provides security for ftp daemons via flexible mandatory access control.
.SH FILE_CONTEXTS
.PP
SELinux requires files to have a file type. File types may be specified with semanage and are restored with restorecon.  Policy governs the access that daemons have to files.
.TP
Allow ftp servers to read the /var/ftp directory by adding the public_content_t file type to the directory and by restoring the file type.
.PP
.B
semanage fcontext -a -t public_content_t "/var/ftp(/.*)?"
.TP
.B
restorecon -F -R -v /var/ftp
.TP
Allow ftp servers to read and write /var/tmp/incoming by adding the public_content_rw_t type to the directory and by restoring the file type.  This also requires the allow_ftpd_anon_write boolean to be set.
.PP
.B
semanage fcontext -a -t public_content_rw_t "/var/ftp/incoming(/.*)?"
.TP
.B
restorecon -F -R -v /var/ftp/incoming

.SH BOOLEANS
.PP
SELinux policy is based on least privilege required and may also be customizable by setting a boolean with setsebool.
.TP
Allow ftp servers to read and write files with the public_content_rw_t file type.
.PP
.B
setsebool -P allow_ftpd_anon_write on
.TP
Allow ftp servers to read or write files in the user home directories.
.PP
.B
setsebool -P ftp_home_dir on
.TP
Allow ftp servers to read or write all files on the system.
.PP
.B
setsebool -P allow_ftpd_full_access on
.TP
Allow ftp servers to use cifs for public file transfer services.
.PP
.B
setsebool -P allow_ftpd_use_cifs on
.TP
Allow ftp servers to use nfs for public file transfer services.
.PP
.B
setsebool -P allow_ftpd_use_nfs on
.TP
system-config-selinux is a GUI tool available to customize SELinux policy settings.
.SH AUTHOR
.PP
This manual page was written by Dan Walsh <dwalsh@redhat.com>.

.SH "SEE ALSO"
.PP

selinux(8), ftpd(8), setsebool(8), semanage(8), restorecon(8)