238 lines
7.8 KiB
Python
238 lines
7.8 KiB
Python
# Authors: Karl MacMillan <kmacmillan@mentalrootkit.com>
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#
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# Copyright (C) 2006 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; version 2 only
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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import unittest
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import sepolgen.refpolicy as refpolicy
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import sepolgen.refparser as refparser
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import sepolgen.policygen as policygen
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import sepolgen.access as access
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class TestAccessVector(unittest.TestCase):
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def test_init(self):
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# Default construction
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a = access.AccessVector()
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self.assertEqual(a.src_type, None)
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self.assertEqual(a.tgt_type, None)
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self.assertEqual(a.obj_class, None)
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self.assertTrue(isinstance(a.perms, refpolicy.IdSet))
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self.assertTrue(isinstance(a.audit_msgs, type([])))
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self.assertEquals(len(a.audit_msgs), 0)
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# Construction from a list
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a = access.AccessVector()
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a.src_type = "foo"
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a.tgt_type = "bar"
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a.obj_class = "file"
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a.perms.update(["read", "write"])
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l = access.AccessVector(['foo', 'bar', 'file', 'read', 'write'])
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self.assertEqual(a.src_type, l.src_type)
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self.assertEqual(a.tgt_type, l.tgt_type)
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self.assertEqual(a.obj_class, l.obj_class)
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self.assertEqual(a.perms, l.perms)
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def test_from_list(self):
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a = access.AccessVector()
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a.src_type = "foo"
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a.tgt_type = "bar"
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a.obj_class = "file"
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a.perms.update(["read", "write"])
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l = access.AccessVector()
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l.from_list(['foo', 'bar', 'file', 'read', 'write'])
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self.assertEqual(a.src_type, l.src_type)
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self.assertEqual(a.tgt_type, l.tgt_type)
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self.assertEqual(a.obj_class, l.obj_class)
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self.assertEqual(a.perms, l.perms)
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def test_to_list(self):
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a = access.AccessVector()
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a.src_type = "foo"
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a.tgt_type = "bar"
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a.obj_class = "file"
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a.perms.update(["read", "write"])
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l = a.to_list()
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self.assertEqual(l[0], "foo")
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self.assertEqual(l[1], "bar")
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self.assertEqual(l[2], "file")
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self.assertEqual(l[3], "read")
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self.assertEqual(l[4], "write")
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def test_to_string(self):
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a = access.AccessVector()
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a.src_type = "foo"
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a.tgt_type = "bar"
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a.obj_class = "file"
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a.perms.update(["read", "write"])
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self.assertEquals(str(a), "allow foo bar:file { read write };")
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self.assertEquals(a.to_string(), "allow foo bar:file { read write };")
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def test_cmp(self):
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a = access.AccessVector()
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a.src_type = "foo"
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a.tgt_type = "bar"
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a.obj_class = "file"
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a.perms.update(["read", "write"])
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b = access.AccessVector()
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b.src_type = "foo"
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b.tgt_type = "bar"
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b.obj_class = "file"
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b.perms.update(["read", "write"])
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self.assertEquals(a, b)
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# Source Type
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b.src_type = "baz"
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self.assertEquals(cmp(a, b), 1)
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b.src_type = "gaz"
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self.assertEquals(cmp(a, b), -1)
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# Target Type
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b.src_type = "foo"
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b.tgt_type = "aar"
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self.assertEquals(cmp(a, b), 1)
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b.tgt_type = "gaz"
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self.assertEquals(cmp(a, b), -1)
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# Perms
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b.tgt_type = "bar"
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b.perms = refpolicy.IdSet(["read"])
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ret = cmp(a, b)
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self.assertEquals(ret, 1)
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b.perms = refpolicy.IdSet(["read", "write", "append"])
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ret = cmp(a, b)
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self.assertEquals(ret, -1)
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b.perms = refpolicy.IdSet(["read", "append"])
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ret = cmp(a, b)
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self.assertEquals(ret, 1)
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class TestUtilFunctions(unittest.TestCase):
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def test_is_idparam(self):
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self.assertTrue(access.is_idparam("$1"))
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self.assertTrue(access.is_idparam("$2"))
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self.assertTrue(access.is_idparam("$123"))
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self.assertFalse(access.is_idparam("$123.23"))
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self.assertFalse(access.is_idparam("$A"))
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def test_avrule_to_access_vectors(self):
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rule = refpolicy.AVRule()
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rule.src_types.add("foo")
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rule.src_types.add("baz")
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rule.tgt_types.add("bar")
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rule.tgt_types.add("what")
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rule.obj_classes.add("file")
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rule.obj_classes.add("dir")
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rule.perms.add("read")
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rule.perms.add("write")
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avs = access.avrule_to_access_vectors(rule)
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self.assertEquals(len(avs), 8)
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comps = [("foo", "what", "dir"),
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("foo", "what", "file"),
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("foo", "bar", "dir"),
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("foo", "bar", "file"),
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("baz", "what", "dir"),
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("baz", "what", "file"),
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("baz", "bar", "dir"),
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("baz", "bar", "file")]
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status = [False] * 8
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for av in access.avrule_to_access_vectors(rule):
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self.assertEquals(av.perms, refpolicy.IdSet(["read", "write"]))
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for i in xrange(len(comps)):
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if comps[i][0] == av.src_type and \
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comps[i][1] == av.tgt_type and \
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comps[i][2] == av.obj_class:
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status[i] = True
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for s in status:
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self.assertEquals(s, True)
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class TestAccessVectorSet(unittest.TestCase):
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def setUp(self):
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rule = refpolicy.AVRule()
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rule.src_types.add("foo")
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rule.src_types.add("baz")
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rule.tgt_types.add("bar")
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rule.tgt_types.add("what")
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rule.obj_classes.add("file")
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rule.obj_classes.add("dir")
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rule.perms.add("read")
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rule.perms.add("write")
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s = access.AccessVectorSet()
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avs = access.avrule_to_access_vectors(rule)
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for av in avs:
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s.add_av(av)
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self.s = s
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def test_init(self):
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a = access.AccessVectorSet()
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def test_iter(self):
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comps = [("foo", "what", "dir"),
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("foo", "what", "file"),
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("foo", "bar", "dir"),
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("foo", "bar", "file"),
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("baz", "what", "dir"),
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("baz", "what", "file"),
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("baz", "bar", "dir"),
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("baz", "bar", "file")]
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status = [False] * 8
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for av in self.s:
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self.assertEquals(av.perms, refpolicy.IdSet(["read", "write"]))
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for i in xrange(len(comps)):
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if comps[i][0] == av.src_type and \
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comps[i][1] == av.tgt_type and \
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comps[i][2] == av.obj_class:
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status[i] = True
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for s in status:
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self.assertEquals(s, True)
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def test_len(self):
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self.assertEquals(len(self.s), 8)
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def test_list(self):
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a = access.AccessVectorSet()
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a.add("$1", "foo", "file", refpolicy.IdSet(["read", "write"]))
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a.add("$1", "bar", "file", refpolicy.IdSet(["read", "write"]))
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a.add("what", "bar", "file", refpolicy.IdSet(["read", "write"]))
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avl = a.to_list()
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test_l = [['what','bar','file','read','write'],
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['$1','foo','file','read','write'],
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['$1','bar','file','read','write']]
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for a,b in zip(test_l, avl):
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self.assertEqual(len(a), len(b))
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for x,y in zip(a,b):
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self.assertEqual(x, y)
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b = access.AccessVectorSet()
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b.from_list(avl)
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self.assertEqual(len(b), 3)
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