admin_amtu changes

admin_amtu changes

[dwalsh]

Can you upstream this policy?

--- nsaserefpolicy/policy/modules/admin/amtu.fc	1969-12-31 19:00:00.000000000 -0500
+++ serefpolicy-3.0.1/policy/modules/admin/amtu.fc	2007-05-30 09:25:53.000000000 -0400
@@ -0,0 +1,3 @@
+
+/usr/bin/amtu    --    gen_context(system_u:object_r:amtu_exec_t,s0)
+
--- nsaserefpolicy/policy/modules/admin/amtu.if	1969-12-31 19:00:00.000000000 -0500
+++ serefpolicy-3.0.1/policy/modules/admin/amtu.if	2007-05-30 09:25:53.000000000 -0400
@@ -0,0 +1,53 @@
+## <summary>
+##	abstract Machine Test Utility 
+## </summary>
+
+########################################
+## <summary>
+##	Execute amtu in the amtu domain.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`amtu_domtrans',`
+	gen_require(`
+		type amtu_t, amtu_exec_t;
+	')
+
+	corecmd_search_bin($1)
+	domtrans_pattern($1,amtu_exec_t,amtu_t)
+')
+
+########################################
+## <summary>
+##	Execute amtu in the amtu domain, and
+##	allow the specified role the amtu domain.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+## <param name="role">
+##	<summary>
+##	The role to be allowed the amtu domain.
+##	</summary>
+## </param>
+## <param name="terminal">
+##	<summary>
+##	The type of the terminal allow the amtu domain to use.
+##	</summary>
+## </param>
+#
+interface(`amtu_run',`
+	gen_require(`
+		type amtu_t;
+	')
+
+	amtu_domtrans($1)
+	role $2 types amtu_t;
+	allow amtu_t $3:chr_file rw_term_perms;
+')
--- nsaserefpolicy/policy/modules/admin/amtu.te	1969-12-31 19:00:00.000000000 -0500
+++ serefpolicy-3.0.1/policy/modules/admin/amtu.te	2007-05-30 09:25:53.000000000 -0400
@@ -0,0 +1,57 @@
+policy_module(amtu,1.0.23)
+
+########################################
+#
+# Declarations
+#
+
+type amtu_t;
+type amtu_exec_t;
+domain_type(amtu_t)
+domain_entry_file(amtu_t, amtu_exec_t)
+
+########################################
+#
+# amtu local policy
+#
+
+# Specific allow rules required for amtu
+allow amtu_t self:capability net_raw;
+allow amtu_t self:packet_socket { bind create read write };
+allow amtu_t self:udp_socket { create ioctl };
+
+files_manage_boot_files(amtu_t)
+files_read_etc_runtime_files(amtu_t)
+files_read_etc_files(amtu_t)
+
+kernel_read_system_state(amtu_t)
+
+libs_use_ld_so(amtu_t)
+libs_use_shared_libs(amtu_t)
+
+logging_send_audit_msg(amtu_t)
+
+optional_policy(`
+    seutil_use_newrole_fds(amtu_t)
+');
+
+optional_policy(`
+    userdom_use_sysadm_fds(amtu_t)
+');
+
+optional_policy(`
+    userdom_sigchld_sysadm(amtu_t)
+');
+
+optional_policy(`
+    nscd_dontaudit_search_pid(amtu_t)
+');
+
+optional_policy(`
+    kernel_dontaudit_read_system_state(amtu_t)
+');
+
+optional_policy(`
+    term_dontaudit_search_ptys(amtu_t)
+');
+

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Re: admin_amtu changes

[Christopher J. PeBenito]

On Wed, 2007-05-30 at 11:30 -0400, dwalsh@redhat.com wrote:
> Can you upstream this policy?

I added it with some rearranging and I dropped these rules:

> +allow amtu_t self:capability net_raw;
> +allow amtu_t self:packet_socket { bind create read write };
> +allow amtu_t self:udp_socket { create ioctl };

because there isn't any corenetwork usage, so it can't actually use any
network interfaces.  Can you recheck these perms?  Also, the perms in
general seem light, is this policy complete?

> +files_manage_boot_files(amtu_t)
> +files_read_etc_runtime_files(amtu_t)
> +files_read_etc_files(amtu_t)
> +
> +kernel_read_system_state(amtu_t)
> +
> +libs_use_ld_so(amtu_t)
> +libs_use_shared_libs(amtu_t)
> +
> +logging_send_audit_msg(amtu_t)
> +
> +optional_policy(`
> +    seutil_use_newrole_fds(amtu_t)
> +');
> +
> +optional_policy(`
> +    userdom_use_sysadm_fds(amtu_t)
> +');
> +
> +optional_policy(`
> +    userdom_sigchld_sysadm(amtu_t)
> +');
> +
> +optional_policy(`
> +    nscd_dontaudit_search_pid(amtu_t)
> +');
> +
> +optional_policy(`
> +    kernel_dontaudit_read_system_state(amtu_t)
> +');
> +
> +optional_policy(`
> +    term_dontaudit_search_ptys(amtu_t)
> +');
> +
-- 
Chris PeBenito
Tresys Technology, LLC
(410) 290-1411 x150


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Re: admin_amtu changes

[Daniel J Walsh]

Christopher J. PeBenito wrote:
> On Wed, 2007-05-30 at 11:30 -0400, dwalsh@redhat.com wrote:
>   
>> Can you upstream this policy?
>>     
>
> I added it with some rearranging and I dropped these rules:
>
>   
>> +allow amtu_t self:capability net_raw;
>> +allow amtu_t self:packet_socket { bind create read write };
>> +allow amtu_t self:udp_socket { create ioctl };
>>     
>
> because there isn't any corenetwork usage, so it can't actually use any
> network interfaces.  Can you recheck these perms?  Also, the perms in
> general seem light, is this policy complete?
>
>   
Never used it, these came from the MLS test suite.
>> +files_manage_boot_files(amtu_t)
>> +files_read_etc_runtime_files(amtu_t)
>> +files_read_etc_files(amtu_t)
>> +
>> +kernel_read_system_state(amtu_t)
>> +
>> +libs_use_ld_so(amtu_t)
>> +libs_use_shared_libs(amtu_t)
>> +
>> +logging_send_audit_msg(amtu_t)
>> +
>> +optional_policy(`
>> +    seutil_use_newrole_fds(amtu_t)
>> +');
>> +
>> +optional_policy(`
>> +    userdom_use_sysadm_fds(amtu_t)
>> +');
>> +
>> +optional_policy(`
>> +    userdom_sigchld_sysadm(amtu_t)
>> +');
>> +
>> +optional_policy(`
>> +    nscd_dontaudit_search_pid(amtu_t)
>> +');
>> +
>> +optional_policy(`
>> +    kernel_dontaudit_read_system_state(amtu_t)
>> +');
>> +
>> +optional_policy(`
>> +    term_dontaudit_search_ptys(amtu_t)
>> +');
>> +
>>     


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