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samba-mirror/lib/torture/torture.c
Andrew Tridgell 261628d1e4 s4-torture: fixed uninitialised variable error
ret is uninitialised if the directory is empty
2010-10-13 11:00:04 +00:00

755 lines
19 KiB
C

/*
Unix SMB/CIFS implementation.
SMB torture UI functions
Copyright (C) Jelmer Vernooij 2006-2008
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "source4/include/includes.h"
#include "../torture/torture.h"
#include "../lib/util/dlinklist.h"
#include "param/param.h"
#include "system/filesys.h"
#include "system/dir.h"
struct torture_results *torture_results_init(TALLOC_CTX *mem_ctx, const struct torture_ui_ops *ui_ops)
{
struct torture_results *results = talloc_zero(mem_ctx, struct torture_results);
results->ui_ops = ui_ops;
results->returncode = true;
if (ui_ops->init)
ui_ops->init(results);
return results;
}
/**
* Initialize a torture context
*/
struct torture_context *torture_context_init(struct tevent_context *event_ctx,
struct torture_results *results)
{
struct torture_context *torture = talloc_zero(event_ctx,
struct torture_context);
if (torture == NULL)
return NULL;
torture->ev = event_ctx;
torture->results = talloc_reference(torture, results);
return torture;
}
/**
* Create a sub torture context
*/
struct torture_context *torture_context_child(struct torture_context *parent)
{
struct torture_context *subtorture = talloc_zero(parent, struct torture_context);
if (subtorture == NULL)
return NULL;
subtorture->ev = talloc_reference(subtorture, parent->ev);
subtorture->lp_ctx = talloc_reference(subtorture, parent->lp_ctx);
subtorture->outputdir = talloc_reference(subtorture, parent->outputdir);
subtorture->results = talloc_reference(subtorture, parent->results);
return subtorture;
}
/**
create a temporary directory under the output dir
*/
_PUBLIC_ NTSTATUS torture_temp_dir(struct torture_context *tctx,
const char *prefix, char **tempdir)
{
SMB_ASSERT(tctx->outputdir != NULL);
*tempdir = talloc_asprintf(tctx, "%s/%s.XXXXXX", tctx->outputdir,
prefix);
NT_STATUS_HAVE_NO_MEMORY(*tempdir);
if (mkdtemp(*tempdir) == NULL) {
return map_nt_error_from_unix(errno);
}
return NT_STATUS_OK;
}
static int local_deltree(const char *path)
{
int ret = 0;
struct dirent *dirent;
DIR *dir = opendir(path);
if (!dir) {
char *error = talloc_asprintf(NULL, "Could not open directory %s", path);
perror(error);
talloc_free(error);
return -1;
}
while ((dirent = readdir(dir))) {
char *name;
if ((strcmp(dirent->d_name, ".") == 0) || (strcmp(dirent->d_name, "..") == 0)) {
continue;
}
name = talloc_asprintf(NULL, "%s/%s", path,
dirent->d_name);
if (name == NULL) {
closedir(dir);
return -1;
}
DEBUG(0, ("About to remove %s\n", name));
ret = remove(name);
if (ret == 0) {
talloc_free(name);
continue;
}
if (errno == ENOTEMPTY) {
ret = local_deltree(name);
if (ret == 0) {
ret = remove(name);
}
}
talloc_free(name);
if (ret != 0) {
char *error = talloc_asprintf(NULL, "Could not remove %s", path);
perror(error);
talloc_free(error);
break;
}
}
closedir(dir);
return ret;
}
_PUBLIC_ NTSTATUS torture_deltree_outputdir(struct torture_context *tctx)
{
SMB_ASSERT(tctx->outputdir != NULL);
if ((strcmp(tctx->outputdir, "/") == 0)
|| (strcmp(tctx->outputdir, "") == 0)) {
return NT_STATUS_INVALID_PARAMETER;
}
if (local_deltree(tctx->outputdir) == -1) {
if (errno != 0) {
return map_nt_error_from_unix(errno);
}
return NT_STATUS_UNSUCCESSFUL;
}
return NT_STATUS_OK;
}
/**
* Comment on the status/progress of a test
*/
void torture_comment(struct torture_context *context, const char *comment, ...)
{
va_list ap;
char *tmp;
if (!context->results->ui_ops->comment)
return;
va_start(ap, comment);
tmp = talloc_vasprintf(context, comment, ap);
va_end(ap);
context->results->ui_ops->comment(context, tmp);
talloc_free(tmp);
}
/**
* Print a warning about the current test
*/
void torture_warning(struct torture_context *context, const char *comment, ...)
{
va_list ap;
char *tmp;
if (!context->results->ui_ops->warning)
return;
va_start(ap, comment);
tmp = talloc_vasprintf(context, comment, ap);
va_end(ap);
context->results->ui_ops->warning(context, tmp);
talloc_free(tmp);
}
/**
* Store the result of a torture test.
*/
void torture_result(struct torture_context *context,
enum torture_result result, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
if (context->last_reason) {
torture_warning(context, "%s", context->last_reason);
talloc_free(context->last_reason);
}
context->last_result = result;
context->last_reason = talloc_vasprintf(context, fmt, ap);
va_end(ap);
}
/**
* Create a new torture suite
*/
struct torture_suite *torture_suite_create(TALLOC_CTX *ctx, const char *name)
{
struct torture_suite *suite = talloc_zero(ctx, struct torture_suite);
suite->name = talloc_strdup(suite, name);
suite->testcases = NULL;
suite->children = NULL;
return suite;
}
/**
* Set the setup() and teardown() functions for a testcase.
*/
void torture_tcase_set_fixture(struct torture_tcase *tcase,
bool (*setup) (struct torture_context *, void **),
bool (*teardown) (struct torture_context *, void *))
{
tcase->setup = setup;
tcase->teardown = teardown;
}
static bool wrap_test_with_testcase_const(struct torture_context *torture_ctx,
struct torture_tcase *tcase,
struct torture_test *test)
{
bool (*fn) (struct torture_context *,
const void *tcase_data,
const void *test_data);
fn = test->fn;
return fn(torture_ctx, tcase->data, test->data);
}
/**
* Add a test that uses const data to a testcase
*/
struct torture_test *torture_tcase_add_test_const(struct torture_tcase *tcase,
const char *name,
bool (*run) (struct torture_context *, const void *tcase_data,
const void *test_data),
const void *data)
{
struct torture_test *test = talloc(tcase, struct torture_test);
test->name = talloc_strdup(test, name);
test->description = NULL;
test->run = wrap_test_with_testcase_const;
test->fn = run;
test->dangerous = false;
test->data = data;
DLIST_ADD_END(tcase->tests, test, struct torture_test *);
return test;
}
/**
* Add a new testcase
*/
bool torture_suite_init_tcase(struct torture_suite *suite,
struct torture_tcase *tcase,
const char *name)
{
tcase->name = talloc_strdup(tcase, name);
tcase->description = NULL;
tcase->setup = NULL;
tcase->teardown = NULL;
tcase->fixture_persistent = true;
tcase->tests = NULL;
DLIST_ADD_END(suite->testcases, tcase, struct torture_tcase *);
return true;
}
struct torture_tcase *torture_suite_add_tcase(struct torture_suite *suite,
const char *name)
{
struct torture_tcase *tcase = talloc(suite, struct torture_tcase);
if (!torture_suite_init_tcase(suite, tcase, name))
return NULL;
return tcase;
}
int torture_suite_children_count(const struct torture_suite *suite)
{
int ret = 0;
struct torture_tcase *tcase;
struct torture_test *test;
struct torture_suite *tsuite;
for (tcase = suite->testcases; tcase; tcase = tcase->next) {
for (test = tcase->tests; test; test = test->next) {
ret++;
}
}
for (tsuite = suite->children; tsuite; tsuite = tsuite->next) {
ret ++;
}
return ret;
}
/**
* Run a torture test suite.
*/
bool torture_run_suite(struct torture_context *context,
struct torture_suite *suite)
{
return torture_run_suite_restricted(context, suite, NULL);
}
bool torture_run_suite_restricted(struct torture_context *context,
struct torture_suite *suite, const char **restricted)
{
bool ret = true;
struct torture_tcase *tcase;
struct torture_suite *tsuite;
if (context->results->ui_ops->suite_start)
context->results->ui_ops->suite_start(context, suite);
/* FIXME: Adjust torture_suite_children_count if restricted != NULL */
context->results->ui_ops->progress(context,
torture_suite_children_count(suite), TORTURE_PROGRESS_SET);
for (tcase = suite->testcases; tcase; tcase = tcase->next) {
ret &= torture_run_tcase_restricted(context, tcase, restricted);
}
for (tsuite = suite->children; tsuite; tsuite = tsuite->next) {
context->results->ui_ops->progress(context, 0, TORTURE_PROGRESS_PUSH);
ret &= torture_run_suite_restricted(context, tsuite, restricted);
context->results->ui_ops->progress(context, 0, TORTURE_PROGRESS_POP);
}
if (context->results->ui_ops->suite_finish)
context->results->ui_ops->suite_finish(context, suite);
return ret;
}
void torture_ui_test_start(struct torture_context *context,
struct torture_tcase *tcase,
struct torture_test *test)
{
if (context->results->ui_ops->test_start)
context->results->ui_ops->test_start(context, tcase, test);
}
void torture_ui_test_result(struct torture_context *context,
enum torture_result result,
const char *comment)
{
if (context->results->ui_ops->test_result)
context->results->ui_ops->test_result(context, result, comment);
if (result == TORTURE_ERROR || result == TORTURE_FAIL)
context->results->returncode = false;
}
static bool test_needs_running(const char *name, const char **restricted)
{
int i;
if (restricted == NULL)
return true;
for (i = 0; restricted[i]; i++) {
if (!strcmp(name, restricted[i]))
return true;
}
return false;
}
static bool internal_torture_run_test(struct torture_context *context,
struct torture_tcase *tcase,
struct torture_test *test,
bool already_setup,
const char **restricted)
{
bool success;
char *subunit_testname = NULL;
if (tcase == NULL || strcmp(test->name, tcase->name) != 0) {
subunit_testname = talloc_asprintf(context, "%s.%s", tcase->name, test->name);
} else {
subunit_testname = talloc_strdup(context, test->name);
}
if (!test_needs_running(subunit_testname, restricted))
return true;
context->active_tcase = tcase;
context->active_test = test;
torture_ui_test_start(context, tcase, test);
context->last_reason = NULL;
context->last_result = TORTURE_OK;
if (!already_setup && tcase->setup &&
!tcase->setup(context, &(tcase->data))) {
if (context->last_reason == NULL)
context->last_reason = talloc_strdup(context, "Setup failure");
context->last_result = TORTURE_ERROR;
success = false;
} else if (test->dangerous &&
!torture_setting_bool(context, "dangerous", false)) {
context->last_result = TORTURE_SKIP;
context->last_reason = talloc_asprintf(context,
"disabled %s - enable dangerous tests to use", test->name);
success = true;
} else {
success = test->run(context, tcase, test);
if (!success && context->last_result == TORTURE_OK) {
if (context->last_reason == NULL)
context->last_reason = talloc_strdup(context, "Unknown error/failure");
context->last_result = TORTURE_ERROR;
}
}
if (!already_setup && tcase->teardown && !tcase->teardown(context, tcase->data)) {
if (context->last_reason == NULL)
context->last_reason = talloc_strdup(context, "Setup failure");
context->last_result = TORTURE_ERROR;
success = false;
}
torture_ui_test_result(context, context->last_result,
context->last_reason);
talloc_free(context->last_reason);
context->active_test = NULL;
context->active_tcase = NULL;
return success;
}
bool torture_run_tcase(struct torture_context *context,
struct torture_tcase *tcase)
{
return torture_run_tcase_restricted(context, tcase, NULL);
}
bool torture_run_tcase_restricted(struct torture_context *context,
struct torture_tcase *tcase, const char **restricted)
{
bool ret = true;
struct torture_test *test;
bool setup_succeeded = true;
const char * setup_reason = "Setup failed";
context->active_tcase = tcase;
if (context->results->ui_ops->tcase_start)
context->results->ui_ops->tcase_start(context, tcase);
if (tcase->fixture_persistent && tcase->setup) {
setup_succeeded = tcase->setup(context, &tcase->data);
}
if (!setup_succeeded) {
/* Uh-oh. The setup failed, so we can't run any of the tests
* in this testcase. The subunit format doesn't specify what
* to do here, so we keep the failure reason, and manually
* use it to fail every test.
*/
if (context->last_reason != NULL) {
setup_reason = talloc_asprintf(context,
"Setup failed: %s", context->last_reason);
}
}
for (test = tcase->tests; test; test = test->next) {
if (setup_succeeded) {
ret &= internal_torture_run_test(context, tcase, test,
tcase->fixture_persistent, restricted);
} else {
context->active_tcase = tcase;
context->active_test = test;
torture_ui_test_start(context, tcase, test);
torture_ui_test_result(context, TORTURE_FAIL, setup_reason);
}
}
if (setup_succeeded && tcase->fixture_persistent && tcase->teardown &&
!tcase->teardown(context, tcase->data)) {
ret = false;
}
context->active_tcase = NULL;
context->active_test = NULL;
if (context->results->ui_ops->tcase_finish)
context->results->ui_ops->tcase_finish(context, tcase);
return (!setup_succeeded) ? false : ret;
}
bool torture_run_test(struct torture_context *context,
struct torture_tcase *tcase,
struct torture_test *test)
{
return internal_torture_run_test(context, tcase, test, false, NULL);
}
bool torture_run_test_restricted(struct torture_context *context,
struct torture_tcase *tcase,
struct torture_test *test,
const char **restricted)
{
return internal_torture_run_test(context, tcase, test, false, restricted);
}
int torture_setting_int(struct torture_context *test, const char *name,
int default_value)
{
return lpcfg_parm_int(test->lp_ctx, NULL, "torture", name, default_value);
}
unsigned long torture_setting_ulong(struct torture_context *test,
const char *name,
unsigned long default_value)
{
return lpcfg_parm_ulong(test->lp_ctx, NULL, "torture", name,
default_value);
}
double torture_setting_double(struct torture_context *test, const char *name,
double default_value)
{
return lpcfg_parm_double(test->lp_ctx, NULL, "torture", name, default_value);
}
bool torture_setting_bool(struct torture_context *test, const char *name,
bool default_value)
{
return lpcfg_parm_bool(test->lp_ctx, NULL, "torture", name, default_value);
}
const char *torture_setting_string(struct torture_context *test,
const char *name,
const char *default_value)
{
const char *ret;
SMB_ASSERT(test != NULL);
SMB_ASSERT(test->lp_ctx != NULL);
ret = lpcfg_parm_string(test->lp_ctx, NULL, "torture", name);
if (ret == NULL)
return default_value;
return ret;
}
static bool wrap_test_with_simple_tcase_const (
struct torture_context *torture_ctx,
struct torture_tcase *tcase,
struct torture_test *test)
{
bool (*fn) (struct torture_context *, const void *tcase_data);
fn = test->fn;
return fn(torture_ctx, test->data);
}
struct torture_tcase *torture_suite_add_simple_tcase_const(
struct torture_suite *suite, const char *name,
bool (*run) (struct torture_context *test, const void *),
const void *data)
{
struct torture_tcase *tcase;
struct torture_test *test;
tcase = torture_suite_add_tcase(suite, name);
test = talloc(tcase, struct torture_test);
test->name = talloc_strdup(test, name);
test->description = NULL;
test->run = wrap_test_with_simple_tcase_const;
test->fn = run;
test->data = data;
test->dangerous = false;
DLIST_ADD_END(tcase->tests, test, struct torture_test *);
return tcase;
}
static bool wrap_simple_test(struct torture_context *torture_ctx,
struct torture_tcase *tcase,
struct torture_test *test)
{
bool (*fn) (struct torture_context *);
fn = test->fn;
return fn(torture_ctx);
}
struct torture_tcase *torture_suite_add_simple_test(
struct torture_suite *suite,
const char *name,
bool (*run) (struct torture_context *test))
{
struct torture_test *test;
struct torture_tcase *tcase;
tcase = torture_suite_add_tcase(suite, name);
test = talloc(tcase, struct torture_test);
test->name = talloc_strdup(test, name);
test->description = NULL;
test->run = wrap_simple_test;
test->fn = run;
test->dangerous = false;
DLIST_ADD_END(tcase->tests, test, struct torture_test *);
return tcase;
}
/**
* Add a child testsuite to a testsuite.
*/
bool torture_suite_add_suite(struct torture_suite *suite,
struct torture_suite *child)
{
if (child == NULL)
return false;
DLIST_ADD_END(suite->children, child, struct torture_suite *);
/* FIXME: Check for duplicates and return false if the
* added suite already exists as a child */
return true;
}
/**
* Find the child testsuite with the specified name.
*/
struct torture_suite *torture_find_suite(struct torture_suite *parent,
const char *name)
{
struct torture_suite *child;
for (child = parent->children; child; child = child->next)
if (!strcmp(child->name, name))
return child;
return NULL;
}
static bool wrap_test_with_simple_test_const(struct torture_context *torture_ctx,
struct torture_tcase *tcase,
struct torture_test *test)
{
bool (*fn) (struct torture_context *, const void *tcase_data);
fn = test->fn;
return fn(torture_ctx, tcase->data);
}
struct torture_test *torture_tcase_add_simple_test_const(
struct torture_tcase *tcase,
const char *name,
bool (*run) (struct torture_context *test,
const void *tcase_data))
{
struct torture_test *test;
test = talloc(tcase, struct torture_test);
test->name = talloc_strdup(test, name);
test->description = NULL;
test->run = wrap_test_with_simple_test_const;
test->fn = run;
test->data = NULL;
test->dangerous = false;
DLIST_ADD_END(tcase->tests, test, struct torture_test *);
return test;
}
static bool wrap_test_with_simple_test(struct torture_context *torture_ctx,
struct torture_tcase *tcase,
struct torture_test *test)
{
bool (*fn) (struct torture_context *, void *tcase_data);
fn = test->fn;
return fn(torture_ctx, tcase->data);
}
struct torture_test *torture_tcase_add_simple_test(struct torture_tcase *tcase,
const char *name,
bool (*run) (struct torture_context *test, void *tcase_data))
{
struct torture_test *test;
test = talloc(tcase, struct torture_test);
test->name = talloc_strdup(test, name);
test->description = NULL;
test->run = wrap_test_with_simple_test;
test->fn = run;
test->data = NULL;
test->dangerous = false;
DLIST_ADD_END(tcase->tests, test, struct torture_test *);
return test;
}
void torture_ui_report_time(struct torture_context *context)
{
if (context->results->ui_ops->report_time)
context->results->ui_ops->report_time(context);
}