selinux-policy/www/api-docs/global_tunables.html
2005-09-07 14:45:49 +00:00

606 lines
12 KiB
HTML

<html>
<head>
<title>
Security Enhanced Linux Reference Policy
</title>
<style type="text/css" media="all">@import "style.css";</style>
</head>
<body>
<div id="Header">Security Enhanced Linux Reference Policy</div>
<div id='Menu'>
<a href="admin.html">+&nbsp;
admin</a></br/>
<div id='subitem'>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_acct.html'>
acct</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_consoletype.html'>
consoletype</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_dmesg.html'>
dmesg</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_firstboot.html'>
firstboot</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_logrotate.html'>
logrotate</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_netutils.html'>
netutils</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_quota.html'>
quota</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_rpm.html'>
rpm</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_su.html'>
su</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_sudo.html'>
sudo</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_tmpreaper.html'>
tmpreaper</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_updfstab.html'>
updfstab</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='admin_usermanage.html'>
usermanage</a><br/>
</div>
<a href="apps.html">+&nbsp;
apps</a></br/>
<div id='subitem'>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='apps_gpg.html'>
gpg</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='apps_loadkeys.html'>
loadkeys</a><br/>
</div>
<a href="kernel.html">+&nbsp;
kernel</a></br/>
<div id='subitem'>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_bootloader.html'>
bootloader</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_corenetwork.html'>
corenetwork</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_devices.html'>
devices</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_filesystem.html'>
filesystem</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_kernel.html'>
kernel</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_selinux.html'>
selinux</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_storage.html'>
storage</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='kernel_terminal.html'>
terminal</a><br/>
</div>
<a href="services.html">+&nbsp;
services</a></br/>
<div id='subitem'>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_bind.html'>
bind</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_comsat.html'>
comsat</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_cron.html'>
cron</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_dbus.html'>
dbus</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_dhcp.html'>
dhcp</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_dictd.html'>
dictd</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_gpm.html'>
gpm</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_hal.html'>
hal</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_howl.html'>
howl</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_inetd.html'>
inetd</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_inn.html'>
inn</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_kerberos.html'>
kerberos</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_ldap.html'>
ldap</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_mta.html'>
mta</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_mysql.html'>
mysql</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_nis.html'>
nis</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_nscd.html'>
nscd</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_ntp.html'>
ntp</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_privoxy.html'>
privoxy</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_remotelogin.html'>
remotelogin</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_rshd.html'>
rshd</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_rsync.html'>
rsync</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_sendmail.html'>
sendmail</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_squid.html'>
squid</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_ssh.html'>
ssh</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='services_tcpd.html'>
tcpd</a><br/>
</div>
<a href="system.html">+&nbsp;
system</a></br/>
<div id='subitem'>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_authlogin.html'>
authlogin</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_clock.html'>
clock</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_corecommands.html'>
corecommands</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_domain.html'>
domain</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_files.html'>
files</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_fstools.html'>
fstools</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_getty.html'>
getty</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_hostname.html'>
hostname</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_hotplug.html'>
hotplug</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_init.html'>
init</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_ipsec.html'>
ipsec</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_iptables.html'>
iptables</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_libraries.html'>
libraries</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_locallogin.html'>
locallogin</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_logging.html'>
logging</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_lvm.html'>
lvm</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_miscfiles.html'>
miscfiles</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_modutils.html'>
modutils</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_mount.html'>
mount</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_pcmcia.html'>
pcmcia</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_raid.html'>
raid</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_selinuxutil.html'>
selinuxutil</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_sysnetwork.html'>
sysnetwork</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_udev.html'>
udev</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_unconfined.html'>
unconfined</a><br/>
&nbsp;&nbsp;&nbsp;-&nbsp;<a href='system_userdomain.html'>
userdomain</a><br/>
</div>
<br/><p/>
<a href="global_booleans.html">*&nbsp;Global&nbsp;Booleans&nbsp;</a>
<br/><p/>
<a href="global_tunables.html">*&nbsp;Global&nbsp;Tunables&nbsp;</a>
<p/><br/><p/>
<a href="index.html">*&nbsp;Layer Index</a>
<br/><p/>
<a href="interfaces.html">*&nbsp;Interface&nbsp;Index</a>
<br/><p/>
<a href="templates.html">*&nbsp;Template&nbsp;Index</a>
</div>
<div id="Content">
<h3>Global tunables:</h3>
<div id="interface">
<div id="codeblock">allow_execmem</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow execution of anonymous mappings, e.g. executable stack.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">allow_execmod</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Support Share libraries with text relocations
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">allow_gpg_execstack</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow gpg executable stack
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">allow_kerberos</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow system to run with kerberos
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">allow_user_mysql_connect</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow users to connect to mysql
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">allow_ypbind</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow system to run with NIS
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">cron_can_relabel</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow system cron jobs to relabel filesystem
for restoring file contexts.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">fcron_crond</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Enable extra rules in the cron domain
to support fcron.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">named_write_master_zones</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow BIND to write the master zone files.
Generally this is used for dynamic DNS.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">read_default_t</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow reading of default_t files.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">run_ssh_inetd</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow ssh to run from inetd instead of as a daemon.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">ssh_sysadm_login</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow ssh logins as sysadm_r:sysadm_t
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">staff_read_sysadm_file</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow staff_r users to search the sysadm home
dir and read files (such as ~/.bashrc)
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">use_dns</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow the use of DNS for name resolution.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">use_nfs_home_dirs</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Support NFS home directories
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">use_samba_home_dirs</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Support SAMBA home directories
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_direct_mouse</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow regular users direct mouse access
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_dmesg</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow users to read system messages.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_net_control</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow users to control network interfaces
(also needs USERCTL=true)
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_ping</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Control users use of ping and traceroute
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_rw_noexattrfile</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow user to r/w noextattrfile (FAT, CDROM, FLOPPY)
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_rw_usb</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow users to rw usb devices
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_tcp_server</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow users to run TCP servers (bind to ports and accept connection from
the same domain and outside users) disabling this forces FTP passive mode
and may change other protocols.
</p></p>
</div></div>
<div id="interface">
<div id="codeblock">user_ttyfile_stat</div>
<div id="description">
<h5>Default value</h5>
<p>false</p>
<h5>Description</h5>
<p><p>
Allow w to display everyone
</p></p>
</div></div>
</div>
</body>
</html>