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ldb: Add tests for read only behaviour

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As the kernel is no longer enforcing the read-only DB
add some tests.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13033

Signed-off-by: Gary Lockyer <gary@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
This commit is contained in:
Gary Lockyer 2017-09-14 11:37:41 +12:00 committed by Douglas Bagnall
parent 22854f9b8d
commit f5f3657c48
1 changed files with 152 additions and 0 deletions
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152
lib/ldb/tests/ldb_mod_op_test.c
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@ -2861,6 +2861,155 @@ static void test_ldb_rename_dn_case_change(void **state)
/* FIXME - test the values didn't change */
}
static int ldb_read_only_setup(void **state)
{
struct ldbtest_ctx *test_ctx;
ldbtest_setup((void **) &test_ctx);
*state = test_ctx;
return 0;
}
static int ldb_read_only_teardown(void **state)
{
struct ldbtest_ctx *test_ctx = talloc_get_type_abort(*state,
struct ldbtest_ctx);
ldbtest_teardown((void **) &test_ctx);
return 0;
}
static void test_read_only(void **state)
{
struct ldb_context *ro_ldb = NULL;
struct ldb_context *rw_ldb = NULL;
int ret;
TALLOC_CTX *tmp_ctx = NULL;
struct ldbtest_ctx *test_ctx = talloc_get_type_abort(*state,
struct ldbtest_ctx);
/*
* Close the ldb context freeing it this will ensure it exists on
* disk and can be opened in read only mode
*/
TALLOC_FREE(test_ctx->ldb);
/*
* Open the database in read only and read write mode,
* ensure it's opend in read only mode first
*/
ro_ldb = ldb_init(test_ctx, test_ctx->ev);
ret = ldb_connect(ro_ldb, test_ctx->dbpath, LDB_FLG_RDONLY, NULL);
assert_int_equal(ret, 0);
rw_ldb = ldb_init(test_ctx, test_ctx->ev);
ret = ldb_connect(rw_ldb, test_ctx->dbpath, 0, NULL);
assert_int_equal(ret, 0);
/*
* Set up a context for the temporary variables
*/
tmp_ctx = talloc_new(test_ctx);
assert_non_null(tmp_ctx);
/*
* Ensure that we can search the read write database
*/
{
struct ldb_result *result = NULL;
struct ldb_dn *dn = ldb_dn_new_fmt(tmp_ctx, rw_ldb,
"dc=test");
assert_non_null(dn);
ret = ldb_search(rw_ldb, tmp_ctx, &result, dn,
LDB_SCOPE_BASE, NULL, NULL);
assert_int_equal(ret, LDB_SUCCESS);
TALLOC_FREE(result);
TALLOC_FREE(dn);
}
/*
* Ensure that we can search the read only database
*/
{
struct ldb_result *result = NULL;
struct ldb_dn *dn = ldb_dn_new_fmt(tmp_ctx, ro_ldb,
"dc=test");
assert_non_null(dn);
ret = ldb_search(ro_ldb, tmp_ctx, &result, dn,
LDB_SCOPE_BASE, NULL, NULL);
assert_int_equal(ret, LDB_SUCCESS);
TALLOC_FREE(result);
TALLOC_FREE(dn);
}
/*
* Ensure that a write to the read only database fails
*/
{
struct ldb_message *msg = NULL;
msg = ldb_msg_new(tmp_ctx);
assert_non_null(msg);
msg->dn = ldb_dn_new_fmt(msg, ro_ldb, "dc=test");
assert_non_null(msg->dn);
ret = ldb_msg_add_string(msg, "cn", "test_cn_val");
assert_int_equal(ret, 0);
ret = ldb_add(ro_ldb, msg);
assert_int_equal(ret, LDB_ERR_UNWILLING_TO_PERFORM);
TALLOC_FREE(msg);
}
/*
* Ensure that a write to the read write database succeeds
*/
{
struct ldb_message *msg = NULL;
msg = ldb_msg_new(tmp_ctx);
assert_non_null(msg);
msg->dn = ldb_dn_new_fmt(msg, ro_ldb, "dc=test");
assert_non_null(msg->dn);
ret = ldb_msg_add_string(msg, "cn", "test_cn_val");
assert_int_equal(ret, 0);
ret = ldb_add(rw_ldb, msg);
assert_int_equal(ret, LDB_SUCCESS);
TALLOC_FREE(msg);
}
/*
* Ensure that a delete from a read only database fails
*/
{
struct ldb_dn *dn = ldb_dn_new_fmt(tmp_ctx, ro_ldb, "dc=test");
assert_non_null(dn);
ret = ldb_delete(ro_ldb, dn);
assert_int_equal(ret, LDB_ERR_UNWILLING_TO_PERFORM);
TALLOC_FREE(dn);
}
/*
* Ensure that a delete from a read write succeeds
*/
{
struct ldb_dn *dn = ldb_dn_new_fmt(tmp_ctx, rw_ldb, "dc=test");
assert_non_null(dn);
ret = ldb_delete(rw_ldb, dn);
assert_int_equal(ret, LDB_SUCCESS);
TALLOC_FREE(dn);
}
TALLOC_FREE(tmp_ctx);
}
int main(int argc, const char **argv)
{
const struct CMUnitTest tests[] = {
@ -2981,6 +3130,9 @@ int main(int argc, const char **argv)
cmocka_unit_test_setup_teardown(test_ldb_rename_dn_case_change,
ldb_rename_test_setup,
ldb_rename_test_teardown),
cmocka_unit_test_setup_teardown(test_read_only,
ldb_read_only_setup,
ldb_read_only_teardown),
};
return cmocka_run_group_tests(tests, NULL, NULL);