From a27476b303259a43324be8533ddba68e7a6dd37e Mon Sep 17 00:00:00 2001
From: Zdenek Pytela <zpytela@redhat.com>
Date: Wed, 2 Feb 2022 16:21:01 +0100
Subject: [PATCH] Allow init read stratis data symlinks

Reference: https://gitbub.com/fedora-selinux/selinux-policy/commit/a27476b303259a43324be8533ddba68e7a6dd37e
Conflict: NA

Addresses the following AVC denial:

type=AVC msg=audit(02/02/22 09:39:31.790:2813) : avc:  denied  { read } for  pid=1 comm=systemd name=fs1 dev="devtmpfs" ino=363096 scontext=system_u:system_r:init_t:s0 tcontext=system_u:object_r:stratisd_data_t:s0 tclass=lnk_file permissive=1

Resolves: rhbz#2048514
Signed-off-by: lujie54 <lujie54@huawei.com>
---
 policy/modules/contrib/stratisd.if | 18 ++++++++++++++++++
 policy/modules/system/init.te      |  4 ++++
 2 files changed, 22 insertions(+)

diff --git a/policy/modules/contrib/stratisd.if b/policy/modules/contrib/stratisd.if
index de2427e..32e7e66 100644
--- a/policy/modules/contrib/stratisd.if
+++ b/policy/modules/contrib/stratisd.if
@@ -115,3 +115,21 @@ interface(`stratisd_admin',`
 		systemd_read_fifo_file_passwd_run($1)
 	')
 ')
+
+########################################
+## <summary>
+##	Read stratisd data symlinks
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`stratisd_data_read_lnk_files',`
+	gen_require(`
+		type stratisd_data_t;
+	')
+
+	allow $1 stratisd_data_t:lnk_file read_lnk_file_perms;
+')
diff --git a/policy/modules/system/init.te b/policy/modules/system/init.te
index 09a6925..033f189 100644
--- a/policy/modules/system/init.te
+++ b/policy/modules/system/init.te
@@ -839,6 +839,10 @@ optional_policy(`
 ')
 
 optional_policy(`
+	stratisd_data_read_lnk_files(init_t)
+')
+
+optional_policy(`
 	systemd_filetrans_named_content(init_t)
     systemd_write_inhibit_pipes(init_t)
 ')
-- 
1.8.3.1