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samba-mirror/source3/torture/test_notify.c

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2012-04-04 16:35:12 +04:00
/*
Unix SMB/CIFS implementation.
Scalability test for notifies
Copyright (C) Volker Lendecke 2012
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 "includes.h"
#include "torture/proto.h"
#include "libsmb/libsmb.h"
#include "lib/util/tevent_ntstatus.h"
#include "libcli/security/security.h"
#include "lib/tevent_barrier.h"
extern int torture_nprocs, torture_numops;
struct wait_for_one_notify_state {
struct tevent_context *ev;
struct cli_state *cli;
uint16_t dnum;
uint32_t filter;
bool recursive;
unsigned *num_notifies;
};
static void wait_for_one_notify_opened(struct tevent_req *subreq);
static void wait_for_one_notify_chkpath_done(struct tevent_req *subreq);
static void wait_for_one_notify_done(struct tevent_req *subreq);
static void wait_for_one_notify_closed(struct tevent_req *subreq);
static struct tevent_req *wait_for_one_notify_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *path,
uint32_t filter,
bool recursive,
unsigned *num_notifies)
{
struct tevent_req *req, *subreq;
struct wait_for_one_notify_state *state;
req = tevent_req_create(mem_ctx, &state,
struct wait_for_one_notify_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
state->cli = cli;
state->filter = filter;
state->recursive = recursive;
state->num_notifies = num_notifies;
subreq = cli_ntcreate_send(
state, state->ev, state->cli, path, 0,
MAXIMUM_ALLOWED_ACCESS,
0, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OPEN, FILE_DIRECTORY_FILE, 0);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, wait_for_one_notify_opened, req);
return req;
}
static void wait_for_one_notify_opened(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct wait_for_one_notify_state *state = tevent_req_data(
req, struct wait_for_one_notify_state);
NTSTATUS status;
status = cli_ntcreate_recv(subreq, &state->dnum);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = cli_notify_send(state, state->ev, state->cli, state->dnum,
0xffff, state->filter, state->recursive);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, wait_for_one_notify_done, req);
/*
* To make sure the notify received at the server, we do another no-op
* that is replied to.
*/
subreq = cli_chkpath_send(state, state->ev, state->cli, "\\");
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, wait_for_one_notify_chkpath_done, req);
}
static void wait_for_one_notify_chkpath_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct wait_for_one_notify_state *state = tevent_req_data(
req, struct wait_for_one_notify_state);
NTSTATUS status;
status = cli_chkpath_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
*state->num_notifies += 1;
}
static void wait_for_one_notify_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct wait_for_one_notify_state *state = tevent_req_data(
req, struct wait_for_one_notify_state);
uint32_t num_changes;
struct notify_change *changes;
NTSTATUS status;
status = cli_notify_recv(subreq, state, &num_changes, &changes);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = cli_close_send(state, state->ev, state->cli, state->dnum);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, wait_for_one_notify_closed, req);
}
static void wait_for_one_notify_closed(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct wait_for_one_notify_state *state = tevent_req_data(
req, struct wait_for_one_notify_state);
NTSTATUS status;
status = cli_close_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
*state->num_notifies -= 1;
tevent_req_done(req);
}
static NTSTATUS wait_for_one_notify_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
static void notify_bench2_done(struct tevent_req *req);
bool run_notify_bench2(int dummy)
{
struct cli_state *cli;
struct cli_state **clis;
struct tevent_context *ev;
unsigned num_notifies = 0;
NTSTATUS status;
int i;
if (!torture_open_connection(&cli, 0)) {
return false;
}
printf("starting notify bench 2 test\n");
cli_rmdir(cli, "\\notify.dir\\subdir");
cli_rmdir(cli, "\\notify.dir");
status = cli_mkdir(cli, "\\notify.dir");
if (!NT_STATUS_IS_OK(status)) {
printf("mkdir failed : %s\n", nt_errstr(status));
return false;
}
clis = talloc_array(talloc_tos(), struct cli_state *, torture_nprocs);
if (clis == NULL) {
printf("talloc failed\n");
return false;
}
ev = samba_tevent_context_init(talloc_tos());
2012-04-04 16:35:12 +04:00
if (ev == NULL) {
printf("tevent_context_create failed\n");
return false;
}
for (i=0; i<torture_nprocs; i++) {
int j;
if (!torture_open_connection(&clis[i], i)) {
return false;
}
for (j=0; j<torture_numops; j++) {
struct tevent_req *req;
req = wait_for_one_notify_send(
talloc_tos(), ev, clis[i], "\\notify.dir",
FILE_NOTIFY_CHANGE_ALL, true,
&num_notifies);
if (req == NULL) {
printf("wait_for_one_notify_send failed\n");
return false;
}
tevent_req_set_callback(req, notify_bench2_done, NULL);
}
}
while (num_notifies < torture_nprocs * torture_numops) {
int ret;
ret = tevent_loop_once(ev);
if (ret != 0) {
printf("tevent_loop_once failed: %s\n",
strerror(errno));
return false;
}
}
cli_mkdir(cli, "\\notify.dir\\subdir");
while (num_notifies > 0) {
int ret;
ret = tevent_loop_once(ev);
if (ret != 0) {
printf("tevent_loop_once failed: %s\n",
strerror(errno));
return false;
}
}
return true;
}
static void notify_bench2_done(struct tevent_req *req)
{
NTSTATUS status;
status = wait_for_one_notify_recv(req);
TALLOC_FREE(req);
if (!NT_STATUS_IS_OK(status)) {
printf("wait_for_one_notify returned %s\n",
nt_errstr(status));
}
}
/*
* This test creates a subdirectory. It then waits on a barrier before the
* notify is sent. Then it creates the notify. It then waits for another
* barrier, so that all of the notifies have gone through. It then creates
* another subdirectory, which will trigger notifications to be sent. When the
* notifies have been received, it waits once more before everything is
* cleaned up.
*/
struct notify_bench3_state {
struct tevent_context *ev;
struct cli_state *cli;
const char *dir;
uint16_t dnum;
const char *subdir_path;
uint16_t subdir_dnum;
int wait_timeout;
struct tevent_barrier *small;
struct tevent_barrier *large;
};
static void notify_bench3_mkdir1_done(struct tevent_req *subreq);
static void notify_bench3_before_notify(struct tevent_req *subreq);
static void notify_bench3_chkpath_done(struct tevent_req *subreq);
static void notify_bench3_before_mkdir2(struct tevent_req *subreq);
static void notify_bench3_notify_done(struct tevent_req *subreq);
static void notify_bench3_notifies_done(struct tevent_req *subreq);
static void notify_bench3_mksubdir_done(struct tevent_req *subreq);
static void notify_bench3_before_close_subdir(struct tevent_req *subreq);
static void notify_bench3_close_subdir_done(struct tevent_req *subreq);
static void notify_bench3_deleted_subdir(struct tevent_req *subreq);
static void notify_bench3_deleted_subdirs(struct tevent_req *subreq);
static void notify_bench3_del_on_close_set(struct tevent_req *subreq);
static void notify_bench3_closed(struct tevent_req *subreq);
static struct tevent_req *notify_bench3_send(
TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
const char *dir, const char *subdir_path,
struct tevent_barrier *small, struct tevent_barrier *large)
{
struct tevent_req *req, *subreq;
struct notify_bench3_state *state;
req = tevent_req_create(mem_ctx, &state, struct notify_bench3_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
state->cli = cli;
state->dir = dir;
state->subdir_path = subdir_path;
state->small = small;
state->large = large;
subreq = cli_ntcreate_send(
state, state->ev, state->cli, state->dir, 0,
MAXIMUM_ALLOWED_ACCESS, 0,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OPEN_IF, FILE_DIRECTORY_FILE, 0);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, notify_bench3_mkdir1_done, req);
return req;
}
static void notify_bench3_mkdir1_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
NTSTATUS status;
status = cli_ntcreate_recv(subreq, &state->dnum);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = tevent_barrier_wait_send(state, state->ev, state->small);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_before_notify, req);
}
static void notify_bench3_before_notify(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
int ret;
ret = tevent_barrier_wait_recv(subreq);
TALLOC_FREE(subreq);
if (ret != 0) {
tevent_req_nterror(req, map_nt_error_from_unix(ret));
return;
}
subreq = cli_notify_send(state, state->ev, state->cli, state->dnum,
0xffff, FILE_NOTIFY_CHANGE_ALL, true);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_notify_done, req);
/*
* To make sure the notify received at the server, we do another no-op
* that is replied to.
*/
subreq = cli_chkpath_send(state, state->ev, state->cli, "\\");
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_chkpath_done, req);
}
static void notify_bench3_notify_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
uint32_t num_changes;
struct notify_change *changes;
NTSTATUS status;
status = cli_notify_recv(subreq, state, &num_changes, &changes);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = tevent_barrier_wait_send(state, state->ev, state->large);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_notifies_done, req);
}
static void notify_bench3_notifies_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
int ret;
ret = tevent_barrier_wait_recv(subreq);
TALLOC_FREE(subreq);
if (ret != 0) {
tevent_req_nterror(req, map_nt_error_from_unix(ret));
return;
}
}
static void notify_bench3_chkpath_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
NTSTATUS status;
status = cli_chkpath_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
if (state->subdir_path == NULL) {
return;
}
subreq = tevent_barrier_wait_send(state, state->ev, state->small);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_before_mkdir2, req);
}
static void notify_bench3_before_mkdir2(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
int ret;
ret = tevent_barrier_wait_recv(subreq);
TALLOC_FREE(subreq);
if (ret != 0) {
tevent_req_nterror(req, map_nt_error_from_unix(ret));
return;
}
subreq = cli_ntcreate_send(
state, state->ev, state->cli, state->subdir_path, 0,
MAXIMUM_ALLOWED_ACCESS, 0,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_CREATE,
FILE_DIRECTORY_FILE, 0);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_mksubdir_done, req);
}
static void notify_bench3_mksubdir_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
NTSTATUS status;
status = cli_ntcreate_recv(subreq, &state->subdir_dnum);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = tevent_barrier_wait_send(state, state->ev, state->large);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_before_close_subdir,
req);
}
static void notify_bench3_before_close_subdir(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
int ret;
ret = tevent_barrier_wait_recv(subreq);
TALLOC_FREE(subreq);
if (ret != 0) {
tevent_req_nterror(req, map_nt_error_from_unix(ret));
return;
}
subreq = cli_close_send(state, state->ev, state->cli,
state->subdir_dnum);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_close_subdir_done, req);
}
static void notify_bench3_close_subdir_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
NTSTATUS status;
status = cli_close_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = cli_rmdir_send(state, state->ev, state->cli,
state->subdir_path);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_deleted_subdir, req);
}
static void notify_bench3_deleted_subdir(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
NTSTATUS status;
status = cli_rmdir_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = tevent_barrier_wait_send(state, state->ev, state->small);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_deleted_subdirs, req);
}
static void notify_bench3_deleted_subdirs(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
int ret;
ret = tevent_barrier_wait_recv(subreq);
TALLOC_FREE(subreq);
if (ret != 0) {
tevent_req_nterror(req, map_nt_error_from_unix(ret));
return;
}
subreq = cli_nt_delete_on_close_send(state, state->ev, state->cli,
state->dnum, true);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_del_on_close_set, req);
}
static void notify_bench3_del_on_close_set(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct notify_bench3_state *state = tevent_req_data(
req, struct notify_bench3_state);
NTSTATUS status;
status = cli_nt_delete_on_close_recv(subreq);
TALLOC_FREE(subreq);
subreq = cli_close_send(state, state->ev, state->cli, state->dnum);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, notify_bench3_closed, req);
}
static void notify_bench3_closed(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
status = cli_close_recv(subreq);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
static NTSTATUS notify_bench3_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
static void notify_bench3_done(struct tevent_req *req)
{
unsigned *num_done = (unsigned *)tevent_req_callback_data_void(req);
NTSTATUS status;
status = notify_bench3_recv(req);
TALLOC_FREE(req);
if (!NT_STATUS_IS_OK(status)) {
d_printf("notify_bench3 returned %s\n", nt_errstr(status));
}
*num_done += 1;
}
static void notify_bench3_barrier_cb(void *private_data)
{
struct timeval *ts = (struct timeval *)private_data;
struct timeval now;
GetTimeOfDay(&now);
printf("barrier triggered: %f\n", timeval_elapsed2(ts, &now));
GetTimeOfDay(ts);
}
bool run_notify_bench3(int dummy)
{
struct cli_state **clis;
struct tevent_context *ev;
struct tevent_barrier *small;
struct tevent_barrier *large;
unsigned i, j;
unsigned num_done = 0;
struct timeval ts, now;
clis = talloc_array(talloc_tos(), struct cli_state *, torture_nprocs);
if (clis == NULL) {
printf("talloc failed\n");
return false;
}
GetTimeOfDay(&ts);
small = tevent_barrier_init(
talloc_tos(), torture_nprocs * torture_numops,
notify_bench3_barrier_cb, &ts);
if (small == NULL) {
return false;
}
large = tevent_barrier_init(
talloc_tos(), 2 * torture_nprocs * torture_numops,
notify_bench3_barrier_cb, &ts);
if (large == NULL) {
return false;
}
ev = samba_tevent_context_init(talloc_tos());
2012-04-04 16:35:12 +04:00
if (ev == NULL) {
printf("tevent_context_create failed\n");
return false;
}
for (i=0; i<torture_nprocs; i++) {
if (!torture_open_connection(&clis[i], i)) {
return false;
}
}
for (i=0; i<torture_nprocs; i++) {
for (j=0; j<torture_numops; j++) {
int idx = i * torture_numops + j;
struct tevent_req *req;
char *dirname, *subdirname;
dirname = talloc_asprintf(
talloc_tos(), "\\dir%.8d", idx);
if (dirname == NULL) {
return false;
}
subdirname = talloc_asprintf(
talloc_tos(), "\\dir%.8d\\subdir",
(idx + torture_numops + 1) %
(torture_nprocs * torture_numops));
if (subdirname == NULL) {
return false;
}
req = notify_bench3_send(
talloc_tos(), ev, clis[i], dirname,
subdirname, small, large);
if (req == NULL) {
return false;
}
tevent_req_set_callback(req, notify_bench3_done,
&num_done);
}
}
while (num_done < torture_nprocs * torture_numops) {
int ret;
ret = tevent_loop_once(ev);
if (ret != 0) {
printf("tevent_loop_once failed: %s\n",
strerror(errno));
return false;
}
}
GetTimeOfDay(&now);
printf("turndow: %f\n", timeval_elapsed2(&ts, &now));
TALLOC_FREE(small);
TALLOC_FREE(large);
return true;
}