void
test_writeverify10_residuals(void)
{
struct scsi_task *task_ret;
unsigned char buf[10000];
struct iscsi_data data;
int ok;
unsigned int i;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITEVERIFY10 commands with residuals");
logging(LOG_VERBOSE, "Block size is %zu", block_size);
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
if (sd->iscsi_ctx == NULL) {
const char *err = "[SKIPPED] This WRITEVERIFY10 test is only "
"supported for iSCSI backends";
logging(LOG_NORMAL, "%s", err);
CU_PASS(err);
return;
}
/* check if writeverify10 is supported */
WRITEVERIFY10(sd, 0, 0, block_size, 0, 0, 0, 0, NULL,
EXPECT_STATUS_GOOD);
/* Try a writeverify10 of 1 block but xferlength == 0 */
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_WRITE_VERIFY10;
task->cdb[1] = 2; /* BYTCHK = 1 */
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_WRITE;
task->expxferlen = 0;
/*
* we don't want autoreconnect since some targets will drop the session
* on this condition.
*/
iscsi_set_noautoreconnect(sd->iscsi_ctx, 1);
logging(LOG_VERBOSE, "Try writing one block but with iSCSI expected transfer length==0");
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, NULL);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
CU_ASSERT_NOT_EQUAL(task->status, SCSI_STATUS_CANCELLED); /* XXX redundant? */
if (task->status == SCSI_STATUS_CHECK_CONDITION
&& task->sense.key == SCSI_SENSE_ILLEGAL_REQUEST
&& task->sense.ascq == SCSI_SENSE_ASCQ_INVALID_OPERATION_CODE) {
logging(LOG_NORMAL, "[SKIPPED] WRITEVERIFY10 is not implemented.");
CU_PASS("WRITEVERIFY10 is not implemented.");
return;
}
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got %zu bytes of residual overflow",
block_size);
if (task->residual != block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size);
scsi_free_scsi_task(task);
task = NULL;
/* in case the previous test failed the session */
iscsi_set_noautoreconnect(sd->iscsi_ctx, 0);
logging(LOG_VERBOSE, "Try writing one block but with iSCSI expected transfer length==10000");
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_WRITE_VERIFY10;
task->cdb[1] = 2; /* BYTCHK = 1 */
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_WRITE;
task->expxferlen = 10000;
memset(buf, 0xa6, sizeof(buf));
data.size = task->expxferlen;
data.data = &buf[0];
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, &data);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify residual underflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_UNDERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"underflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_UNDERFLOW);
logging(LOG_VERBOSE, "Verify we got %zu bytes of residual underflow",
10000 - block_size);
if (task->residual != 10000 - block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
10000 - block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, 10000 - block_size);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Try writing one block but with iSCSI expected transfer length==200");
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_WRITE_VERIFY10;
task->cdb[1] = 2; /* BYTCHK = 1 */
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_WRITE;
task->expxferlen = 200;
data.size = task->expxferlen;
data.data = &buf[0];
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, &data);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
ok = task->status == SCSI_STATUS_GOOD ||
(task->status == SCSI_STATUS_CHECK_CONDITION &&
task->sense.key == SCSI_SENSE_ILLEGAL_REQUEST &&
task->sense.ascq == SCSI_SENSE_ASCQ_INVALID_FIELD_IN_INFORMATION_UNIT);
if (!ok) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT(ok);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got %zu bytes of residual overflow",
block_size - 200);
if (task->residual != block_size - 200) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size - 200, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size - 200);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Try writing two blocks but iSCSI expected "
"transfer length==%zu (==one block)", block_size);
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_WRITE_VERIFY10;
task->cdb[1] = 2; /* BYTCHK = 1 */
task->cdb[8] = 2;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_WRITE;
task->expxferlen = block_size;
data.size = task->expxferlen;
data.data = &buf[0];
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, &data);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got one block of residual overflow");
if (task->residual != block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Verify that if iSCSI EDTL > SCSI TL then we only write SCSI TL amount of data");
logging(LOG_VERBOSE, "Write two blocks of 'a'");
memset(buf, 'a', 10000);
WRITE10(sd, 0, 2 * block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Write one block of 'b' but set iSCSI EDTL to 2 blocks.");
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(buf, 'b', 10000);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_WRITE_VERIFY10;
task->cdb[1] = 2; /* BYTCHK = 1 */
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_WRITE;
task->expxferlen = 2 * block_size;
data.size = task->expxferlen;
data.data = &buf[0];
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, &data);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify residual underflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_UNDERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"underflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_UNDERFLOW);
logging(LOG_VERBOSE, "Verify we got one block of residual underflow");
if (task->residual != block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Read the two blocks");
READ10(sd, NULL, 0, 2* block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify that the first block was changed to 'b'");
for (i = 0; i < block_size; i++) {
if (buf[i] != 'b') {
logging(LOG_NORMAL, "First block did not contain expected 'b'");
CU_FAIL("Block was not written correctly");
break;
}
}
logging(LOG_VERBOSE, "Verify that the second block was NOT overwritten and still contains 'a'");
for (i = block_size; i < 2 * block_size; i++) {
if (buf[i] != 'a') {
logging(LOG_NORMAL, "Second block was overwritten and no longer contain 'a'");
CU_FAIL("Second block was incorrectly overwritten");
break;
}
}
logging(LOG_VERBOSE, "Verify that if iSCSI EDTL < SCSI TL then we only write iSCSI EDTL amount of data");
logging(LOG_VERBOSE, "Write two blocks of 'a'");
memset(buf, 'a', 10000);
WRITE10(sd, 0, 2 * block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Write two blocks of 'b' but set iSCSI EDTL to 1 blocks.");
task = malloc(sizeof(struct scsi_task));
CU_ASSERT_PTR_NOT_NULL_FATAL(task);
memset(buf, 'b', 10000);
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_WRITE_VERIFY10;
task->cdb[1] = 2; /* BYTCHK = 1 */
task->cdb[8] = 2;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_WRITE;
task->expxferlen = block_size;
data.size = task->expxferlen;
data.data = &buf[0];
task_ret = iscsi_scsi_command_sync(sd->iscsi_ctx, sd->iscsi_lun, task, &data);
CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
if (task->status != SCSI_STATUS_GOOD) {
logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
iscsi_get_error(sd->iscsi_ctx));
}
CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify residual overflow flag is set");
if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
logging(LOG_VERBOSE, "[FAILED] Target did not set residual "
"overflow flag");
}
CU_ASSERT_EQUAL(task->residual_status, SCSI_RESIDUAL_OVERFLOW);
logging(LOG_VERBOSE, "Verify we got one block of residual overflow");
if (task->residual != block_size) {
logging(LOG_VERBOSE, "[FAILED] Target did not set correct "
"amount of residual. Expected %zu but got %zu.",
block_size, task->residual);
}
CU_ASSERT_EQUAL(task->residual, block_size);
scsi_free_scsi_task(task);
task = NULL;
logging(LOG_VERBOSE, "Read the two blocks");
READ10(sd, NULL, 0, 2* block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Verify that the first block was changed to 'b'");
for (i = 0; i < block_size; i++) {
if (buf[i] != 'b') {
logging(LOG_NORMAL, "First block did not contain expected 'b'");
CU_FAIL("Block was not written correctly");
break;
}
}
logging(LOG_VERBOSE, "Verify that the second block was NOT overwritten and still contains 'a'");
for (i = block_size; i < 2 * block_size; i++) {
if (buf[i] != 'a') {
logging(LOG_NORMAL, "Second block was overwritten and no longer contain 'a'");
CU_FAIL("Second block was incorrectly overwritten");
break;
}
}
}
int T0103_read10_rdprotect(const char *initiator, const char *url, int data_loss _U_, int show_info)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
int full_size;
struct scsi_inquiry_standard *inq;
int ret, i, lun;
printf("0103_read10_rdprotect:\n");
printf("======================\n");
if (show_info) {
printf("Test how READ10 handles the rdprotect bits\n");
printf("1, Any non-zero valued for rdprotect should fail.\n");
printf("\n");
return 0;
}
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
/* See how big this inquiry data is */
task = iscsi_inquiry_sync(iscsi, lun, 0, 0, 64);
if (task == NULL || task->status != SCSI_STATUS_GOOD) {
printf("Inquiry command failed : %s\n", iscsi_get_error(iscsi));
return -1;
}
full_size = scsi_datain_getfullsize(task);
if (full_size > task->datain.size) {
scsi_free_scsi_task(task);
/* we need more data for the full list */
if ((task = iscsi_inquiry_sync(iscsi, lun, 0, 0, full_size)) == NULL) {
printf("Inquiry command failed : %s\n", iscsi_get_error(iscsi));
return -1;
}
}
inq = scsi_datain_unmarshall(task);
if (inq == NULL) {
printf("failed to unmarshall inquiry datain blob\n");
scsi_free_scsi_task(task);
return -1;
}
if (inq->periperal_device_type != SCSI_INQUIRY_PERIPHERAL_DEVICE_TYPE_DIRECT_ACCESS) {
printf("LUN is not SBC device. Skipping test\n");
scsi_free_scsi_task(task);
return -1;
}
if (inq->protect) {
printf("LUN is formatted with protection information. Skipping test\n");
scsi_free_scsi_task(task);
return -1;
}
scsi_free_scsi_task(task);
ret = 0;
/* Try out Different non-zero values for RDPROTECT. They should all fail */
printf("Read10 with non-zero RDPROTECT ... ");
for (i = 1; i < 8; i++) {
task = malloc(sizeof(struct scsi_task));
if (task == NULL) {
printf("Failed to allocate task structure\n");
ret = -1;
goto finished;
}
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = SCSI_OPCODE_READ10;
task->cdb[1] = (i<<5)&0xe0;
task->cdb[8] = 1;
task->cdb_size = 10;
task->xfer_dir = SCSI_XFER_READ;
task->expxferlen = 512;
if (iscsi_scsi_command_sync(iscsi, lun, task, NULL) == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
|| task->sense.ascq != SCSI_SENSE_ASCQ_INVALID_FIELD_IN_CDB) {
printf("[FAILED]\n");
printf("Read10 with rdprotect should fail with ILLEGAL REQUEST/INVALID OPCODE\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
}
printf("[OK]\n");
finished:
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
int T0161_readcapacity16_alloclen(const char *initiator, const char *url, int data_loss _U_, int show_info)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct iscsi_data data;
int ret, lun;
printf("0161_readcapacity16_alloclen:\n");
printf("=======================\n");
if (show_info) {
printf("Test allocation-length for READCAPACITY16\n");
printf("1, Readcapacity with alloclen==0 is not an error\n");
printf("\n");
return 0;
}
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
ret = 0;
printf("READCAPACITY16 with AllocationLength==0 ... ");
task = malloc(sizeof(struct scsi_task));
if (task == NULL) {
printf("Failed to allocate task structure\n");
ret = -1;
goto finished;
}
memset(task, 0, sizeof(struct scsi_task));
task->cdb[0] = 0x9e;
task->cdb[1] = 0x10;
task->cdb_size = 16;
task->xfer_dir = SCSI_XFER_NONE;
task->expxferlen = 0;
if (iscsi_scsi_command_sync(iscsi, lun, task, NULL) == NULL) {
printf("[FAILED]\n");
printf("Failed to send READCAPACITY16 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test2;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READCAPACITY16 with AllocationLength==0 should not fail. 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:
finished:
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
