From: dwalsh@redhat.com (Daniel J Walsh)
Date: Tue, 21 Dec 2010 08:47:54 -0500
Subject: [refpolicy] [PATCH 2/2] DHCPC daemon init network interface,
 try 2
In-Reply-To: <4D0FD927.3000608@gmail.com>
References: <1292884142-6568-1-git-send-email-gizmo@giz-works.com>
	<4D0FD927.3000608@gmail.com>
Message-ID: <4D10B00A.20209@redhat.com>
To: refpolicy@oss.tresys.com
List-Id: refpolicy.oss.tresys.com

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On 12/20/2010 05:31 PM, Dominick Grift wrote:
> On 12/20/2010 11:29 PM, gizmo at giz-works.com wrote:
>> From: Chris Richards <gizmo@giz-works.com>
> 
>> Allow dhcpcd DCHP Client daemon to start.  Add interface to allow
>> hostname daemon to talk to dhcpcd.
> 
>> Signed-off-by: Chris Richards <gizmo@giz-works.com>
>> ---
>>  policy/modules/system/sysnetwork.te |    4 ++--
>>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
>> diff --git a/policy/modules/system/sysnetwork.te b/policy/modules/system/sysnetwork.te
>> index dfbe736..e0838f8 100644
>> --- a/policy/modules/system/sysnetwork.te
>> +++ b/policy/modules/system/sysnetwork.te
>> @@ -50,7 +50,7 @@ allow dhcpc_t self:fifo_file rw_fifo_file_perms;
>>  allow dhcpc_t self:tcp_socket create_stream_socket_perms;
>>  allow dhcpc_t self:udp_socket create_socket_perms;
>>  allow dhcpc_t self:packet_socket create_socket_perms;
>> -allow dhcpc_t self:netlink_route_socket { create_socket_perms nlmsg_read };
> 
> i might be wrong but are you sure that "r_netlink_socket_perms" is not
> enough?
> 
>> +allow dhcpc_t self:netlink_route_socket create_netlink_socket_perms;
> 
This would allow it to modify the routing table, which might make sense
for dhcp clients.
>>  allow dhcpc_t dhcp_etc_t:dir list_dir_perms;
>>  read_lnk_files_pattern(dhcpc_t, dhcp_etc_t, dhcp_etc_t)
>> @@ -81,7 +81,7 @@ domtrans_pattern(dhcpc_t, ifconfig_exec_t, ifconfig_t)
> 
>>  kernel_read_system_state(dhcpc_t)
>>  kernel_read_network_state(dhcpc_t)
>> -kernel_search_network_sysctl(dhcpc_t)
>> +kernel_rw_network_sysctls(dhcpc_t)
>>  kernel_read_kernel_sysctls(dhcpc_t)
>>  kernel_request_load_module(dhcpc_t)
>>  kernel_use_fds(dhcpc_t)
> 
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