refpolicy: fix policy to allow nfsd works.

Signed-off-by: Xin Ouyang <Xin.Ouyang@windriver.com>

recipes-security/refpolicy/refpolicy-2.20120725/poky-policy-fix-nfsd_t.patch

@@ -0,0 +1,69 @@
+Subject: [PATCH] fix policy to allow nfsserver to work fine.
+
+Upstream-Status: Pending
+
+Signed-off-by: Xin Ouyang <Xin.Ouyang@windriver.com>
+---
+ policy/modules/contrib/rpc.te       |    6 +++++-
+ policy/modules/contrib/rpcbind.te   |    5 +++++
+ policy/modules/kernel/filesystem.te |    1 +
+ policy/modules/kernel/kernel.te     |    1 +
+ 4 files changed, 12 insertions(+), 1 deletions(-)
+
+diff --git a/policy/modules/contrib/rpc.te b/policy/modules/contrib/rpc.te
+index fde39d2..0fc7ddd 100644
+--- a/policy/modules/contrib/rpc.te
++++ b/policy/modules/contrib/rpc.te
+@@ -179,7 +179,11 @@ tunable_policy(`nfs_export_all_ro',`
+ 	files_read_non_auth_files(nfsd_t)
+ ')
+ 
+-mount_exec(nfsd_t)
++# Should domtrans to mount_t while mounting nfsd_fs_t.
++mount_domtrans(nfsd_t)
++# nfsd_t need to chdir to /var/lib/nfs and read files.
++files_list_var(nfsd_t)
++rpc_read_nfs_state_data(nfsd_t)
+ 
+ ########################################
+ #
+diff --git a/policy/modules/contrib/rpcbind.te b/policy/modules/contrib/rpcbind.te
+index a63e9ee..55397d9 100644
+--- a/policy/modules/contrib/rpcbind.te
++++ b/policy/modules/contrib/rpcbind.te
+@@ -67,3 +67,8 @@ logging_send_syslog_msg(rpcbind_t)
+ miscfiles_read_localization(rpcbind_t)
+ 
+ sysnet_dns_name_resolve(rpcbind_t)
++
++# nfsd_t would not be allowed to send unix_stream_socket to rpcbind_t,
++# because the are running in different level. So add rules to allow this.
++mls_socket_read_all_levels(rpcbind_t)
++mls_socket_write_all_levels(rpcbind_t)
+diff --git a/policy/modules/kernel/filesystem.te b/policy/modules/kernel/filesystem.te
+index 376bae8..310d992 100644
+--- a/policy/modules/kernel/filesystem.te
++++ b/policy/modules/kernel/filesystem.te
+@@ -118,6 +118,7 @@ genfscon mvfs / gen_context(system_u:object_r:mvfs_t,s0)
+ 
+ type nfsd_fs_t;
+ fs_type(nfsd_fs_t)
++files_mountpoint(nfsd_fs_t)
+ genfscon nfsd / gen_context(system_u:object_r:nfsd_fs_t,s0)
+ 
+ type oprofilefs_t;
+diff --git a/policy/modules/kernel/kernel.te b/policy/modules/kernel/kernel.te
+index ab9b6cd..15d3814 100644
+--- a/policy/modules/kernel/kernel.te
++++ b/policy/modules/kernel/kernel.te
+@@ -284,6 +284,7 @@ mls_process_read_up(kernel_t)
+ mls_process_write_down(kernel_t)
+ mls_file_write_all_levels(kernel_t)
+ mls_file_read_all_levels(kernel_t)
++mls_socket_write_all_levels(kernel_t)
+ 
+ ifdef(`distro_redhat',`
+ 	# Bugzilla 222337
+-- 
+1.7.5.4
+

recipes-security/refpolicy/refpolicy-mls_2.20120725.bb

@@ -5,7 +5,7 @@ It allows giving data labels such as \"Top Secret\" and preventing \
 such data from leaking to processes or files with lower classification. \
 "
 
-PR = "r1"
+PR = "r2"
 
 POLICY_NAME = "mls"
 POLICY_TYPE = "mls"

recipes-security/refpolicy/refpolicy-standard_2.20120725.bb

@@ -3,7 +3,7 @@ DESCRIPTION = "\
 This is the reference policy for SELinux built with type enforcement \
 only."
 
-PR = "r1"
+PR = "r2"
 
 POLICY_NAME = "standard"
 POLICY_TYPE = "standard"

recipes-security/refpolicy/refpolicy_2.20120725.inc

@@ -30,6 +30,7 @@ SRC_URI += "file://poky-policy-add-syslogd_t-to-trusted-object.patch \
 
 # Other policy fixes 
 SRC_URI += "file://poky-policy-fix-xconsole_device_t-as-a-dev_node.patch \
+            file://poky-policy-fix-nfsd_t.patch \
            "
 
 include refpolicy_common.inc