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TEST: Add test that target reset will release a RESERVE6

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This commit is contained in:
Ronnie Sahlberg
2012-10-04 21:35:36 -07:00
parent 06e925f2fd
commit 676bf2372c
4 changed files with 215 additions and 0 deletions
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1
Makefile.am
View File

@@ -138,6 +138,7 @@ bin_iscsi_test_SOURCES = test-tool/iscsi-test.c \
test-tool/0421_reserve6_lun_reset.c \
test-tool/0422_reserve6_logout.c \
test-tool/0423_reserve6_sessionloss.c \
test-tool/0424_reserve6_target_reset.c \
\
test-tool/1000_cmdsn_invalid.c \
test-tool/1010_datasn_invalid.c \

212
test-tool/0424_reserve6_target_reset.c Normal file
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@@ -0,0 +1,212 @@
/*
Copyright (C) 2012 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
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 2 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 <stdio.h>
#include <string.h>
#include <ctype.h>
#include <poll.h>
#include "iscsi.h"
#include "scsi-lowlevel.h"
#include "iscsi-test.h"
struct mgmt_task {
uint32_t status;
uint32_t finished;
};
static void mgmt_cb(struct iscsi_context *iscsi _U_, int status _U_,
void *command_data, void *private_data)
{
struct mgmt_task *mgmt_task = (struct mgmt_task *)private_data;
mgmt_task->status = *(uint32_t *)command_data;
mgmt_task->finished = 1;
}
int T0424_reserve6_target_reset(const char *initiator, const char *url, int data_loss, int show_info)
{
struct iscsi_context *iscsi, *iscsi2;
struct scsi_task *task;
int ret, lun;
struct mgmt_task mgmt_task = {0, 0};
struct pollfd pfd;
printf("0424_reserve6_target_reset:\n");
printf("========================\n");
if (show_info) {
printf("Test that a RESERVE6 is dropped by a Target-reset\n");
printf(" If device does not support RESERVE6, just skip the test.\n");
printf("1, Reserve the device from the first initiator.\n");
printf("2, Verify we can access the LUN from the first initiator\n");
printf("3, Verify we can NOT access the LUN from the second initiator\n");
printf("4, Send a Target-reset\n");
printf("5, Verify we can access the LUN from the second initiator\n");
printf("\n");
return 0;
}
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
iscsi2 = iscsi_context_login(initiator2, url, &lun);
if (iscsi2 == NULL) {
printf("Failed to login to target\n");
return -1;
}
ret = 0;
printf("Send RESERVE6 from the first initiator ... ");
task = iscsi_reserve6_sync(iscsi, lun);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send RESERVE6 command : %s\n",
iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status == SCSI_STATUS_CHECK_CONDITION
&& task->sense.key == SCSI_SENSE_ILLEGAL_REQUEST
&& task->sense.ascq == SCSI_SENSE_ASCQ_INVALID_OPERATION_CODE) {
printf("[SKIPPED]\n");
printf("RESERVE6 Not Supported\n");
ret = -2;
scsi_free_scsi_task(task);
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("RESERVE6 failed with sense:%s\n",
iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto test2;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test2:
printf("Verify we can access the LUN from the first initiator ... ");
task = iscsi_testunitready_sync(iscsi, lun);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send TEST UNIT READY command: %s\n",
iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("TEST UNIT READY command: failed with sense %s\n",
iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto test3;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test3:
printf("Verify we can NOT access the LUN from the second initiator ... ");
task = iscsi_testunitready_sync(iscsi2, lun);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send TEST UNIT READY command: %s\n",
iscsi_get_error(iscsi2));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_RESERVATION_CONFLICT) {
printf("[FAILED]\n");
printf("Expected RESERVATION CONFLICT\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test4:
printf("Send a Target Cold-Reset ... ");
iscsi_task_mgmt_target_cold_reset_async(iscsi, mgmt_cb, &mgmt_task);
while (mgmt_task.finished == 0) {
pfd.fd = iscsi_get_fd(iscsi);
pfd.events = iscsi_which_events(iscsi);
if (poll(&pfd, 1, -1) < 0) {
printf("Poll failed");
goto finished;
}
if (iscsi_service(iscsi, pfd.revents) < 0) {
printf("iscsi_service failed with : %s\n", iscsi_get_error(iscsi));
break;
}
}
if (mgmt_task.status != 0) {
printf("[FAILED]\n");
printf("Failed to reset the LUN\n");
goto finished;
}
printf("[OK]\n");
test5:
/* We might be getting UNIT_ATTENTION/BUS_RESET after the lun-reset above.
If so just loop and try the TESTUNITREADY again until it clears
*/
printf("Verify we can access the LUN from the second initiator ... ");
task = iscsi_testunitready_sync(iscsi2, lun);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send TEST UNIT READY command: %s\n",
iscsi_get_error(iscsi2));
ret = -1;
goto finished;
}
if (task->status == SCSI_STATUS_CHECK_CONDITION
&& task->sense.key == SCSI_SENSE_UNIT_ATTENTION
&& task->sense.ascq == SCSI_SENSE_ASCQ_BUS_RESET) {
printf("Got BUS RESET. Retry accessing the LUN\n");
goto test5;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("TEST UNIT READY command: failed with sense %s\n",
iscsi_get_error(iscsi2));
ret = -1;
scsi_free_scsi_task(task);
goto test3;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
finished:
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
iscsi_logout_sync(iscsi2);
iscsi_destroy_context(iscsi2);
return ret;
}

1
test-tool/iscsi-test.c
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@@ -221,6 +221,7 @@ struct scsi_test tests[] = {
{ "T0421_reserve6_lun_reset", T0421_reserve6_lun_reset },
{ "T0422_reserve6_logout", T0422_reserve6_logout },
{ "T0423_reserve6_sessionloss", T0423_reserve6_sessionloss },
{ "T0424_reserve6_target_reset", T0424_reserve6_target_reset },
/* iSCSI protocol tests */

1
test-tool/iscsi-test.h
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@@ -173,6 +173,7 @@ int T0420_reserve6_simple(const char *initiator, const char *url, int data_loss,
int T0421_reserve6_lun_reset(const char *initiator, const char *url, int data_loss, int show_info);
int T0422_reserve6_logout(const char *initiator, const char *url, int data_loss, int show_info);
int T0423_reserve6_sessionloss(const char *initiator, const char *url, int data_loss, int show_info);
int T0424_reserve6_target_reset(const char *initiator, const char *url, int data_loss, int show_info);
int T1000_cmdsn_invalid(const char *initiator, const char *url, int data_loss, int show_info);
int T1010_datasn_invalid(const char *initiator, const char *url, int data_loss, int show_info);