int T0102_read10_0blocks(const char *initiator, const char *url)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct scsi_readcapacity10 *rc10;
int ret, i, lun;
uint32_t block_size, num_blocks;
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
/* find the size of the LUN */
task = iscsi_readcapacity10_sync(iscsi, lun, 0, 0);
if (task == NULL) {
printf("Failed to send readcapacity10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("Readcapacity command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
rc10 = scsi_datain_unmarshall(task);
if (rc10 == NULL) {
printf("failed to unmarshall readcapacity10 data. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
block_size = rc10->block_size;
num_blocks = rc10->lba;
scsi_free_scsi_task(task);
ret = 0;
/* read10 0 blocks one block at lba 0 */
printf("Reading 0 blocks at lba:0 ... ");
task = iscsi_read10_sync(iscsi, lun, 0, 0, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 of 0 at lba:0 failed with sense.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
/* read10 0 blocks one block beyond the eol */
printf("Reading 0 blocks at one block beyond end ... ");
task = iscsi_read10_sync(iscsi, lun, num_blocks + 1, 0, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 of 0 one block beyond end-of-lun failed with sense.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
/* read10 0 blocks two blocks beyond the eol */
printf("Reading 0 blocks at two blocks beyond end ... ");
task = iscsi_read10_sync(iscsi, lun, num_blocks + 1, 0, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 of 0 two blocks beyond end-of-lun failed with sense.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
/* read10 0 at lba -1 */
printf("Reading 0 blocks at lba:-1 ... ");
task = iscsi_read10_sync(iscsi, lun, 0xffffff, 0, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 of 0 at lba:-1 failed with sense.\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 T0270_verify16_simple(const char *initiator, const char *url)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
int ret, i, lun;
unsigned char *buf = NULL;
printf("0270_verify16_simple:\n");
printf("=====================\n");
if (show_info) {
printf("Test basic VERIFY16 functionality.\n");
printf("1, Read and verify the first 1-256 blocks of the LUN using READ16/VERIFY16.\n");
printf("\n");
return 0;
}
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
buf = malloc(256 * block_size);
if (buf == NULL) {
printf("Failed to allocate buffer.\n");
ret = -1;
goto finished;
}
printf("Read first 256 blocks.\n");
task = iscsi_read10_sync(iscsi, lun, 0, 256 * block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READ10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
memcpy(buf, task->datain.data, task->datain.size);
scsi_free_scsi_task(task);
ret = 0;
/* verify the first 1 - 256 blocks at the start of the LUN */
printf("Verify first 1-256 blocks.\n");
for (i = 1; i <= 256; i++) {
ret = verify16(iscsi, lun, 0, i * block_size, block_size, 0, 1, 1, buf);
if (ret != 0) {
goto finished;
}
}
finished:
free(buf);
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
int T0131_verify10_mismatch(const char *initiator, const char *url)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
int ret, i, lun;
unsigned char *buf = NULL;
printf("0131_verify10_mismatch:\n");
printf("=======================\n");
if (show_info) {
printf("Test basic VERIFY10 functionality.\n");
printf("1, Verify the first 1-256 blocks with a deliberate error detects the mismatch.\n");
printf("\n");
return 0;
}
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
buf = malloc(256 * block_size);
if (buf == NULL) {
printf("Failed to allocate buffer.\n");
ret = -1;
goto finished;
}
printf("Read first 256 blocks.\n");
task = iscsi_read10_sync(iscsi, lun, 0, 256 * block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READ10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
memcpy(buf, task->datain.data, task->datain.size);
scsi_free_scsi_task(task);
ret = 0;
/* read and verify the first 1 - 256 blocks at the start of the LUN */
printf("Verify first 1-256 blocks with a miscompare.\n");
for (i = 1; i <= 256; i++) {
int offset = random() % (i * block_size);
/* flip a random byte in the data */
buf[offset] ^= 'X';
ret = verify10_miscompare(iscsi, lun, 0, i * block_size, block_size, 0, 1, 1, buf);
if (ret != 0) {
goto finished;
}
/* flip the byte back */
buf[offset] ^= 'X';
}
finished:
free(buf);
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
int T0100_read10_simple(const char *initiator, const char *url)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct scsi_readcapacity10 *rc10;
int ret, i, lun;
uint32_t block_size, num_blocks;
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
/* find the size of the LUN */
task = iscsi_readcapacity10_sync(iscsi, lun, 0, 0);
if (task == NULL) {
printf("Failed to send readcapacity10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("Readcapacity command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
rc10 = scsi_datain_unmarshall(task);
if (rc10 == NULL) {
printf("failed to unmarshall readcapacity10 data. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
block_size = rc10->block_size;
num_blocks = rc10->lba;
scsi_free_scsi_task(task);
ret = 0;
/* read the first 1 - 256 blocks at the start of the LUN */
printf("Reading first 1-256 blocks ... ");
for (i=1; i<=256; i++) {
task = iscsi_read10_sync(iscsi, lun, 0, i * block_size, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
}
printf("[OK]\n");
/* read the last 1 - 256 blocks at the end of the LUN */
printf("Reading last 1-256 blocks ... ");
for (i=1; i<=256; i++) {
task = iscsi_read10_sync(iscsi, lun, num_blocks +1 - i, i * block_size, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
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 T0101_read10_beyond_eol(const char *initiator, const char *url)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct scsi_readcapacity10 *rc10;
int ret, i, lun;
uint32_t block_size, num_blocks;
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
/* find the size of the LUN */
task = iscsi_readcapacity10_sync(iscsi, lun, 0, 0);
if (task == NULL) {
printf("Failed to send readcapacity10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("Readcapacity command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
rc10 = scsi_datain_unmarshall(task);
if (rc10 == NULL) {
printf("failed to unmarshall readcapacity10 data. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
block_size = rc10->block_size;
num_blocks = rc10->lba;
scsi_free_scsi_task(task);
ret = 0;
/* read 1-256 blocks, one block beyond the end-of-lun */
printf("Reading last 1-256 blocks one block beyond eol ... ");
for (i=1; i<=256; i++) {
task = iscsi_read10_sync(iscsi, lun, num_blocks + 2 - i, i * block_size, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 beyond end-of-lun did not fail with sense.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
if (task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST) {
printf("[FAILED]\n");
printf("Read10 beyond end-of-lun did not return sense key ILLEGAL_REQUEST.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
if (task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
printf("[FAILED]\n");
printf("Read10 beyond end-of-lun did not return sense ascq LBA OUT OF RANGE.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
scsi_free_scsi_task(task);
}
printf("[OK]\n");
/* read 2-256 blocks, all but one block beyond the eol */
printf("Reading 1-255 blocks beyond eol starting at last block ... ");
for (i=2; i<=256; i++) {
task = iscsi_read10_sync(iscsi, lun, num_blocks, i * block_size, block_size);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send read10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Read10 beyond end-of-lun did not return sense.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
if (task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST) {
printf("[FAILED]\n");
printf("Read10 beyond end-of-lun did not return sense key ILLEGAL_REQUEST.\n");
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
if (task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
printf("[FAILED]\n");
printf("Read10 beyond end-of-lun did not return sense ascq LBA OUT OF RANGE.\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 T0102_read10_0blocks(const char *initiator, const char *url, int data_loss _U_, int show_info)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct scsi_readcapacity16 *rc16;
int ret = 0, lun;
uint32_t block_size;
uint64_t num_blocks;
printf("0102_read10_0blocks:\n");
printf("====================\n");
if (show_info) {
printf("Test that READ10 works correctly when transfer length is 0 blocks.\n");
printf("1, Read at LBA:0 should work.\n");
printf("2, Read at one block beyond end-of-lun should fail. (only on LUNs with less than 2^31 blocks)\n");
printf("3, Read at LBA:2^31 should fail (only on LUNs with less than 2^31 blocks).\n");
printf("4, Read at LBA:-1 should fail (only on LUNs with less than 2^31 blocks).\n");
printf("\n");
return 0;
}
iscsi = iscsi_context_login(initiator, url, &lun);
if (iscsi == NULL) {
printf("Failed to login to target\n");
return -1;
}
/* find the size of the LUN */
task = iscsi_readcapacity16_sync(iscsi, lun);
if (task == NULL) {
printf("Failed to send READCAPACITY16 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("READCAPACITY16 command: failed with sense. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
rc16 = scsi_datain_unmarshall(task);
if (rc16 == NULL) {
printf("failed to unmarshall READCAPACITY16 data. %s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto finished;
}
block_size = rc16->block_length;
num_blocks = rc16->returned_lba;
scsi_free_scsi_task(task);
printf("READ10 0blocks at LBA:0 ... ");
task = iscsi_read10_sync(iscsi, lun, 0, 0, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test2;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READ10 command: 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("READ10 0blocks at one block beyond <end-of-LUN> ... ");
if (num_blocks > 0x80000000) {
printf("[SKIPPED]\n");
printf("LUN is too big, skipping test\n");
goto test3;
}
task = iscsi_read10_sync(iscsi, lun, num_blocks + 1, 0, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test3;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READ10 command: Should fail when reading 0blocks beyond end\n");
ret = -1;
scsi_free_scsi_task(task);
goto test3;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
printf("[FAILED]\n");
printf("READ10 failed but ascq was wrong. Should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE. 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("READ10 0blocks at LBA 2^31 ... ");
if (num_blocks > 0x80000000) {
printf("[SKIPPED]\n");
printf("LUN is too big, skipping test\n");
goto test4;
}
task = iscsi_read10_sync(iscsi, lun, 0x80000000, 0, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test4;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READ10 command: Should fail when reading 0blocks at 2^31\n");
ret = -1;
scsi_free_scsi_task(task);
goto test4;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
printf("[FAILED]\n");
printf("READ10 failed but ascq was wrong. Should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE. Sense:%s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto test4;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test4:
printf("READ10 0blocks at LBA -1 ... ");
if (num_blocks > 0x80000000) {
printf("[SKIPPED]\n");
printf("LUN is too big, skipping test\n");
goto test5;
}
task = iscsi_read10_sync(iscsi, lun, -1, 0, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send READ10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test5;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("READ10 command: Should fail when reading 0blocks at -1\n");
ret = -1;
scsi_free_scsi_task(task);
goto test5;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_ILLEGAL_REQUEST
|| task->sense.ascq != SCSI_SENSE_ASCQ_LBA_OUT_OF_RANGE) {
printf("[FAILED]\n");
printf("READ10 failed but ascq was wrong. Should have failed with ILLEGAL_REQUEST/LBA_OUT_OF_RANGE. Sense:%s\n", iscsi_get_error(iscsi));
ret = -1;
scsi_free_scsi_task(task);
goto test5;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test5:
finished:
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
