/*
* Author: Joshua Brindle <jbrindle@tresys.com>
*
* Copyright (C) 2006 Tresys Technology, LLC
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "parse_util.h"
#include "helpers.h"
#include "test-common.h"
#include <sepol/policydb/policydb.h>
#include <sepol/policydb/link.h>
#include <CUnit/Basic.h>
#include <stdlib.h>
/* Tests for roles:
* Test for each of these for
* - role in appropriate symtab (global and decl)
* - datum in the decl symtab has correct type_set
* - scope datum has correct decl ids
* - dominates bitmap is correct
* Tests:
* - role in base, no modules
* - role in base optional, no modules
* - role a in base, b in module
* - role a in base and module (additive)
* - role a in base and 2 module
* - role a in base optional, b in module
* - role a in base, b in module optional
* - role a in base optional, b in module optional
* - role a in base optional and module
* - role a in base and module optional
* - role a in base optional and module optional
* - role a in base optional and 2 modules
* - role a and b in base, b dom a, are types correct (TODO)
*/
/* this simply tests whether the passed in role only has its own
* value in its dominates ebitmap */
static void only_dominates_self(policydb_t * p, role_datum_t * role)
{
ebitmap_node_t *tnode;
unsigned int i;
int found = 0;
ebitmap_for_each_bit(&role->dominates, tnode, i) {
if (ebitmap_node_get_bit(tnode, i)) {
found++;
CU_ASSERT(i == role->s.value - 1);
}
}
CU_ASSERT(found == 1);
}
void base_role_tests(policydb_t * base)
{
avrule_decl_t *decl;
role_datum_t *role;
unsigned int decls[2];
const char *types[2];
/* These tests look at roles in the base only, the desire is to ensure that
* roles are not destroyed or otherwise removed during the link process */
/**** test for g_b_role_1 in base and decl 1 (global) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_b"))->decl_id;
test_sym_presence(base, "g_b_role_1", SYM_ROLES, SCOPE_DECL, decls, 1);
/* make sure it has the correct type set (g_b_type_1, no negset, no flags) */
types[0] = "g_b_type_1";
role = test_role_type_set(base, "g_b_role_1", NULL, types, 1, 0);
/* This role should only dominate itself */
only_dominates_self(base, role);
/**** test for o1_b_role_1 in optional (decl 2) ****/
decl = test_find_decl_by_sym(base, SYM_TYPES, "tag_o1_b");
decls[0] = decl->decl_id;
test_sym_presence(base, "o1_b_role_1", SYM_ROLES, SCOPE_DECL, decls, 1);
/* make sure it has the correct type set (o1_b_type_1, no negset, no flags) */
types[0] = "o1_b_type_1";
role = test_role_type_set(base, "o1_b_role_1", decl, types, 1, 0);
/* and only dominates itself */
only_dominates_self(base, role);
}
void module_role_tests(policydb_t * base)
{
role_datum_t *role;
avrule_decl_t *decl;
unsigned int decls[3];
const char *types[3];
/* These tests are run when the base is linked with 2 modules,
* They should test whether the roles get copied correctly from the
* modules into the base */
/**** test for role in module 1 (global) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_m1"))->decl_id;
test_sym_presence(base, "g_m1_role_1", SYM_ROLES, SCOPE_DECL, decls, 1);
/* make sure it has the correct type set (g_m1_type_1, no negset, no flags) */
types[0] = "g_m1_type_1";
role = test_role_type_set(base, "g_m1_role_1", NULL, types, 1, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/**** test for role in module 1 (optional) ****/
decl = test_find_decl_by_sym(base, SYM_TYPES, "tag_o1_m1");
decls[0] = decl->decl_id;
test_sym_presence(base, "o1_m1_role_1", SYM_ROLES, SCOPE_DECL, decls, 1);
/* make sure it has the correct type set (o1_m1_type_1, no negset, no flags) */
types[0] = "o1_m1_type_1";
role = test_role_type_set(base, "o1_m1_role_1", decl, types, 1, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/* These test whether the type sets are copied to the right place and
* correctly unioned when they should be */
/**** test for type added to base role in module 1 (global) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_b"))->decl_id;
test_sym_presence(base, "g_b_role_2", SYM_ROLES, SCOPE_DECL, decls, 1);
/* make sure it has the correct type set (g_m1_type_1, no negset, no flags) */
types[0] = "g_b_type_2"; /* added in base when declared */
types[1] = "g_m1_type_1"; /* added in module */
role = test_role_type_set(base, "g_b_role_2", NULL, types, 2, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/**** test for type added to base role in module 1 & 2 (global) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_b"))->decl_id;
decls[1] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_m1"))->decl_id;
decls[2] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_m2"))->decl_id;
test_sym_presence(base, "g_b_role_3", SYM_ROLES, SCOPE_DECL, decls, 3);
/* make sure it has the correct type set (g_b_type_2, g_m1_type_2, g_m2_type_2, no negset, no flags) */
types[0] = "g_b_type_2"; /* added in base when declared */
types[1] = "g_m1_type_2"; /* added in module 1 */
types[2] = "g_m2_type_2"; /* added in module 2 */
role = test_role_type_set(base, "g_b_role_3", NULL, types, 3, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/**** test for role in base optional and module 1 (additive) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_o1_b"))->decl_id;
decls[1] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_m1"))->decl_id;
test_sym_presence(base, "o1_b_role_2", SYM_ROLES, SCOPE_DECL, decls, 2);
/* this one will have 2 type sets, one in the global symtab and one in the base optional 1 */
types[0] = "g_m1_type_1";
role = test_role_type_set(base, "o1_b_role_2", NULL, types, 1, 0);
types[0] = "o1_b_type_1";
role = test_role_type_set(base, "o1_b_role_2", test_find_decl_by_sym(base, SYM_TYPES, "tag_o1_b"), types, 1, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/**** test for role in base and module 1 optional (additive) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_b"))->decl_id;
decls[1] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_o2_m1"))->decl_id;
test_sym_presence(base, "g_b_role_4", SYM_ROLES, SCOPE_DECL, decls, 2);
/* this one will have 2 type sets, one in the global symtab and one in the base optional 1 */
types[0] = "g_b_type_2";
role = test_role_type_set(base, "g_b_role_4", NULL, types, 1, 0);
types[0] = "g_m1_type_2";
role = test_role_type_set(base, "g_b_role_4", test_find_decl_by_sym(base, SYM_TYPES, "tag_o2_m1"), types, 1, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/**** test for role in base and module 1 optional (additive) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_o3_b"))->decl_id;
decls[1] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_o3_m1"))->decl_id;
test_sym_presence(base, "o3_b_role_1", SYM_ROLES, SCOPE_DECL, decls, 2);
/* this one will have 2 type sets, one in the 3rd base optional and one in the 3rd module optional */
types[0] = "o3_b_type_1";
role = test_role_type_set(base, "o3_b_role_1", test_find_decl_by_sym(base, SYM_TYPES, "tag_o3_b"), types, 1, 0);
types[0] = "o3_m1_type_1";
role = test_role_type_set(base, "o3_b_role_1", test_find_decl_by_sym(base, SYM_TYPES, "tag_o3_m1"), types, 1, 0);
/* and only dominates itself */
only_dominates_self(base, role);
/**** test for role in base and module 1 optional (additive) ****/
decls[0] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_o4_b"))->decl_id;
decls[1] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_m1"))->decl_id;
decls[2] = (test_find_decl_by_sym(base, SYM_TYPES, "tag_g_m2"))->decl_id;
test_sym_presence(base, "o4_b_role_1", SYM_ROLES, SCOPE_DECL, decls, 3);
/* this one will have 2 type sets, one in the global symtab (with both module types) and one in the 4th optional of base */
types[0] = "g_m1_type_1";
role = test_role_type_set(base, "o4_b_role_1", test_find_decl_by_sym(base, SYM_TYPES, "tag_o4_b"), types, 1, 0);
types[0] = "g_m2_type_1";
types[1] = "g_m1_type_2";
role = test_role_type_set(base, "o4_b_role_1", NULL, types, 2, 0);
/* and only dominates itself */
only_dominates_self(base, role);
}