From 1c7d6584a7811b7785ae5c1e378f14b5ba0971cf Mon Sep 17 00:00:00 2001
From: takeshi_hoshina <takeshi_hoshina@mail.toyota.co.jp>
Date: Mon, 2 Nov 2020 11:07:33 +0900
Subject: basesystem-jj recipes

---
 .../recipes-mac/smack/smack-test/notroot.py        | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 external/meta-security/recipes-mac/smack/smack-test/notroot.py

(limited to 'external/meta-security/recipes-mac/smack/smack-test/notroot.py')

diff --git a/external/meta-security/recipes-mac/smack/smack-test/notroot.py b/external/meta-security/recipes-mac/smack/smack-test/notroot.py
new file mode 100644
index 00000000..f0eb0b5b
--- /dev/null
+++ b/external/meta-security/recipes-mac/smack/smack-test/notroot.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+#
+# Script used for running executables with custom labels, as well as custom uid/gid
+# Process label is changed by writing to /proc/self/attr/curent
+#
+# Script expects user id and group id to exist, and be the same.
+#
+# From adduser manual: 
+# """By  default,  each  user  in Debian GNU/Linux is given a corresponding group 
+# with the same name. """
+#
+# Usage: root@desk:~# python notroot.py <uid> <label> <full_path_to_executable> [arguments ..]
+# eg: python notroot.py 1000 User::Label /bin/ping -c 3 192.168.1.1
+#
+# Author: Alexandru Cornea <alexandru.cornea@intel.com>
+import os
+import sys
+
+try:
+	uid = int(sys.argv[1])
+	sys.argv.pop(1)
+	label = sys.argv[1]
+	sys.argv.pop(1)
+	open("/proc/self/attr/current", "w").write(label)
+	path=sys.argv[1]
+	sys.argv.pop(0)
+	os.setgid(uid)
+	os.setuid(uid)	
+	os.execv(path,sys.argv)
+
+except Exception,e:
+	print e.message
+	sys.exit(1)
-- 
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