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Security Enhanced Linux Reference Policy
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<h1>Layer: system</h1><p/>
<h2>Module: sysnetwork</h2><p/>
<h3>Description:</h3>
<p><p>Policy for network configuration: ifconfig and dhcp client.</p></p>
<a name="interfaces"></a>
<h3>Interfaces: </h3>
<a name="link_sysnet_dbus_chat_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_dbus_chat_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send and receive messages from
dhcpc over dbus.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_delete_dhcpc_pid"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_delete_dhcpc_pid</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Delete the dhcp client pid file.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_dhcp_state_filetrans"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_dhcp_state_filetrans</b>(
domain
,
file_type
,
object_class
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Create DHCP state data.
</p>
<h5>Description</h5>
<p>
</p><p>
Create DHCP state data.
</p><p>
</p><p>
This is added for DHCP server, as
the server and client put their state
files in the same directory.
</p><p>
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
<tr><td>
file_type
</td><td>
<p>
The type of the object to be created
</p>
</td><td>
No
</td></tr>
<tr><td>
object_class
</td><td>
<p>
The object class.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_dns_name_resolve"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_dns_name_resolve</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Perform a DNS name resolution.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_domtrans_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_domtrans_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute dhcp client in dhcpc domain.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_domtrans_ifconfig"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_domtrans_ifconfig</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute ifconfig in the ifconfig domain.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_dontaudit_read_config"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_dontaudit_read_config</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Do not audit attempts to read network config files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain to not audit.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_etc_filetrans_config"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_etc_filetrans_config</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Create files in /etc with the type used for
the network config files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_exec_ifconfig"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_exec_ifconfig</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute ifconfig in the caller domain.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_kill_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_kill_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send a kill signal to the dhcp client.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain sending the SIGKILL.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_manage_config"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_manage_config</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Create, read, write, and delete network config files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_read_config"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_read_config</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Allow network init to read network config files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_read_dhcp_config"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_read_dhcp_config</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read the DHCP configuration files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_read_dhcpc_pid"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_read_dhcpc_pid</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read the dhcp client pid file.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_read_dhcpc_state"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_read_dhcpc_state</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read dhcp client state files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_run_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_run_dhcpc</b>(
domain
,
role
,
terminal
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute DHCP clients in the dhcpc domain, and
allow the specified role the dhcpc domain.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
<tr><td>
role
</td><td>
<p>
The role to be allowed the clock domain.
</p>
</td><td>
No
</td></tr>
<tr><td>
terminal
</td><td>
<p>
The type of the terminal allow the clock domain to use.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_run_ifconfig"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_run_ifconfig</b>(
domain
,
role
,
terminal
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Execute ifconfig in the ifconfig domain, and
allow the specified role the ifconfig domain,
and use the caller's terminal.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The type of the process performing this action.
</p>
</td><td>
No
</td></tr>
<tr><td>
role
</td><td>
<p>
The role to be allowed the ifconfig domain.
</p>
</td><td>
No
</td></tr>
<tr><td>
terminal
</td><td>
<p>
The type of the terminal allow the ifconfig domain to use.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_rw_dhcp_config"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_rw_dhcp_config</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Read and write dhcp configuration files.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_search_dhcp_state"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_search_dhcp_state</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Search the DHCP state data directory.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_sigchld_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_sigchld_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send a SIGCHLD signal to the dhcp client.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain sending the SIGCHLD.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_signal_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_signal_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send a generic signal to the dhcp client.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain sending the signal.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_signull_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_signull_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send a null signal to the dhcp client.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain sending the null signal.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_sigstop_dhcpc"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_sigstop_dhcpc</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Send a SIGSTOP signal to the dhcp client.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
The domain sending the SIGSTOP.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_use_ldap"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_use_ldap</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Connect and use a LDAP server.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
<a name="link_sysnet_use_portmap"></a>
<div id="interface">
<div id="codeblock">
<b>sysnet_use_portmap</b>(
domain
)<br>
</div>
<div id="description">
<h5>Summary</h5>
<p>
Connect and use remote port mappers.
</p>
<h5>Parameters</h5>
<table border="1" cellspacing="0" cellpadding="3" width="80%">
<tr><th >Parameter:</td><th >Description:</td><th >Optional:</td></tr>
<tr><td>
domain
</td><td>
<p>
Domain allowed access.
</p>
</td><td>
No
</td></tr>
</table>
</div>
</div>
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