void
test_writesame16_simple(void)
{
int i, ret;
unsigned char *buf = alloca(block_size);
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 of 1-256 blocks at the start of the LUN");
for (i = 1; i <= 256; i++) {
ret = writesame16(iscsic, tgt_lun, 0,
block_size, i,
0, 0, 0, 0, buf);
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITEVERIFY16 is not implemented.");
CU_PASS("[SKIPPED] Target does not support WRITESAME16. Skipping test");
return;
}
CU_ASSERT_EQUAL(ret, 0);
}
logging(LOG_VERBOSE, "Test WRITESAME16 of 1-256 blocks at the end of the LUN");
for (i = 1; i <= 256; i++) {
ret = writesame16(iscsic, tgt_lun, num_blocks - i,
block_size, i,
0, 0, 0, 0, buf);
CU_ASSERT_EQUAL(ret, 0);
}
}
void
test_writesame16_wrprotect(void)
{
int i, ret;
unsigned char *buf = alloca(block_size);
/*
* Try out different non-zero values for WRPROTECT.
*/
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 with non-zero WRPROTECT");
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
memset(buf, 0, block_size);
if (!inq->protect || (rc16 != NULL && !rc16->prot_en)) {
logging(LOG_VERBOSE, "Device does not support/use protection information. All commands should fail.");
for (i = 1; i < 8; i++) {
ret = writesame16(sd, 0,
block_size, 1, 0, 0, i, 0, buf,
EXPECT_INVALID_FIELD_IN_CDB);
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITESAME16 is not implemented.");
CU_PASS("[SKIPPED] Target does not support WRITESAME16. Skipping test");
return;
}
CU_ASSERT_EQUAL(ret, 0);
}
return;
}
logging(LOG_NORMAL, "No tests for devices that support protection information yet.");
}
void
test_writesame16_unmap_until_end(void)
{
int ret;
unsigned int i, j;
unsigned char *buf = alloca(256 * block_size);
unsigned char *zeroBlock;
CHECK_FOR_DATALOSS;
CHECK_FOR_THIN_PROVISIONING;
CHECK_FOR_LBPWS;
CHECK_FOR_SBC;
zeroBlock = malloc(block_size);
memset(zeroBlock, 0, block_size);
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 of 1-256 blocks at the end of the LUN by setting number-of-blocks==0");
for (i = 1; i <= 256; i++) {
logging(LOG_VERBOSE, "Write %d blocks of 0xFF", i);
memset(buf, 0xff, block_size * i);
ret = write16(iscsic, tgt_lun, num_blocks - i,
i * block_size, block_size,
0, 0, 0, 0, 0, buf);
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
ret = writesame16(iscsic, tgt_lun, num_blocks - i,
0, i,
0, 1, 0, 0, NULL);
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITESAME16 is not implemented.");
CU_PASS("[SKIPPED] Target does not support WRITESAME16. Skipping test");
return;
}
CU_ASSERT_EQUAL(ret, 0);
if (rc16->lbprz) {
logging(LOG_VERBOSE, "LBPRZ is set. Read the unmapped "
"blocks back and verify they are all zero");
logging(LOG_VERBOSE, "Read %d blocks and verify they "
"are now zero", i);
ret = read16(iscsic, tgt_lun, num_blocks - i,
i * block_size, block_size,
0, 0, 0, 0, 0, buf);
for (j = 0; j < i; j++) {
CU_ASSERT_EQUAL(memcmp(buf + j*block_size, zeroBlock, block_size), 0);
}
} else {
logging(LOG_VERBOSE, "LBPRZ is clear. Skip the read "
"and verify zero test");
}
}
free(zeroBlock);
}
void
test_writesame16_unmap_vpd(void)
{
int ret;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 UNMAP availability is "
"consistent with VPD settings");
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
logging(LOG_VERBOSE, "Check if WRITESAME16 can be used for UNMAP.");
logging(LOG_VERBOSE, "Unmap 1 block using WRITESAME16");
memset(scratch, 0, block_size);
ret = writesame16(sd, 0, block_size, 1, 0, 1, 0, 0, scratch,
EXPECT_STATUS_GOOD);
if (ret != 0) {
logging(LOG_VERBOSE, "WRITESAME16 UNMAP is not available. "
"Verify that VPD settings reflect this.");
logging(LOG_VERBOSE, "Verify that LBPWS is clear.");
if (inq_lbp && inq_lbp->lbpws) {
logging(LOG_NORMAL, "[FAILED] WRITESAME16 UNMAP is not "
"implemented but LBPWS is set");
CU_FAIL("[FAILED] WRITESAME16 UNMAP is unavailable but "
"LBPWS==1");
} else {
logging(LOG_VERBOSE, "[SUCCESS] LBPWS is clear.");
}
} else {
logging(LOG_VERBOSE, "WRITESAME16 UNMAP is available. Verify "
"that VPD settings reflect this.");
logging(LOG_VERBOSE, "Verify that LBPME is set.");
if (rc16 && rc16->lbpme) {
logging(LOG_VERBOSE, "[SUCCESS] LBPME is set.");
} else {
logging(LOG_NORMAL, "[FAILED] WRITESAME16 UNMAP is "
"implemented but LBPME is not set");
CU_FAIL("[FAILED] UNMAP is available but LBPME==0");
}
logging(LOG_VERBOSE, "Verify that LBPWS is set.");
if (inq_lbp && inq_lbp->lbpws) {
logging(LOG_VERBOSE, "[SUCCESS] LBPWS is set.");
} else {
logging(LOG_NORMAL, "[FAILED] WRITESAME16 UNMAP is "
"implemented but LBPWS is not set");
CU_FAIL("[FAILED] UNMAP is available but LBPWS==0");
}
}
}
void
test_writesame16_0blocks(void)
{
int ret;
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks at LBA==0 (WSNZ=%d)",
inq_bl->wsnz);
ret = writesame16(iscsic, tgt_lun, 0,
block_size, 0,
0, 0, 0, 0, NULL);
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITESAME16 is not implemented.");
CU_PASS("[SKIPPED] Target does not support WRITESAME16. Skipping test");
return;
} else if (ret == -3) {
CU_PASS("[SKIPPED] Target does not support WRITESAME16 with NUMBER OF LOGICAL BLOCKS == 0");
} else if (ret == -4) {
CU_PASS("[SKIPPED] Number of WRITESAME16 logical blocks to be written exceeds MAXIMUM WRITE SAME LENGTH");
} else {
if (inq_bl->wsnz) {
CU_ASSERT_EQUAL(ret, -1);
} else {
CU_ASSERT_EQUAL(ret, 0);
}
}
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks one block past end-of-LUN");
ret = writesame16_lbaoutofrange(iscsic, tgt_lun, num_blocks + 1,
block_size, inq_bl->wsnz,
0, 0, 0, 0, NULL);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks at LBA==2^63");
ret = writesame16_lbaoutofrange(iscsic, tgt_lun, 0x8000000000000000ULL,
block_size, inq_bl->wsnz,
0, 0, 0, 0, NULL);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks at LBA==-1");
ret = writesame16_lbaoutofrange(iscsic, tgt_lun, -1,
block_size, inq_bl->wsnz,
0, 0, 0, 0, NULL);
CU_ASSERT_EQUAL(ret, 0);
}
void
test_writesame16_unmap(void)
{
int ret;
unsigned int i;
unsigned char *buf;
CHECK_FOR_DATALOSS;
CHECK_FOR_THIN_PROVISIONING;
CHECK_FOR_LBPWS;
CHECK_FOR_SBC;
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 of 1-256 blocks at the start of the LUN");
buf = calloc(65536, block_size);
for (i = 1; i <= 256; i++) {
logging(LOG_VERBOSE, "Write %d blocks of 0xFF", i);
memset(buf, 0xff, i * block_size);
ret = write16(sd, 0,
i * block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
memset(buf, 0, block_size);
ret = writesame16(sd, 0,
block_size, i, 0, 1, 0, 0, buf,
EXPECT_STATUS_GOOD);
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITESAME16 is not implemented.");
CU_PASS("[SKIPPED] Target does not support WRITESAME16. Skipping test");
goto finished;
}
CU_ASSERT_EQUAL(ret, 0);
if (rc16->lbprz) {
logging(LOG_VERBOSE, "LBPRZ is set. Read the unmapped "
"blocks back and verify they are all zero");
logging(LOG_VERBOSE, "Read %d blocks and verify they "
"are now zero", i);
ret = read16(sd, NULL, 0,
i * block_size, block_size,
0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT(all_zeroes(buf, i * block_size));
} else {
logging(LOG_VERBOSE, "LBPRZ is clear. Skip the read "
"and verify zero test");
}
}
logging(LOG_VERBOSE, "Test WRITESAME16 of 1-256 blocks at the end of the LUN");
for (i = 1; i <= 256; i++) {
logging(LOG_VERBOSE, "Write %d blocks of 0xFF", i);
memset(buf, 0xff, i * block_size);
ret = write16(sd, num_blocks - i,
i * block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
memset(buf, 0, block_size);
ret = writesame16(sd, num_blocks - i,
block_size, i, 0, 1, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
if (rc16->lbprz) {
logging(LOG_VERBOSE, "LBPRZ is set. Read the unmapped "
"blocks back and verify they are all zero");
logging(LOG_VERBOSE, "Read %d blocks and verify they "
"are now zero", i);
ret = read16(sd, NULL, num_blocks - i,
i * block_size, block_size,
0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT(all_zeroes(buf, i * block_size));
} else {
logging(LOG_VERBOSE, "LBPRZ is clear. Skip the read "
"and verify zero test");
}
}
logging(LOG_VERBOSE, "Verify that WRITESAME16 ANCHOR==1 + UNMAP==0 is invalid");
ret = writesame16(sd, 0,
block_size, 1, 1, 0, 0, 0, buf,
EXPECT_INVALID_FIELD_IN_CDB);
CU_ASSERT_EQUAL(ret, 0);
if (inq_lbp->anc_sup) {
logging(LOG_VERBOSE, "Test WRITESAME16 ANCHOR==1 + UNMAP==0");
memset(buf, 0, block_size);
ret = writesame16(sd, 0,
block_size, 1, 1, 1, 0, 0, buf,
EXPECT_STATUS_GOOD);
} else {
logging(LOG_VERBOSE, "Test WRITESAME16 ANCHOR==1 + UNMAP==0 no ANC_SUP so expecting to fail");
ret = writesame16(sd, 0,
block_size, 1, 1, 1, 0, 0, buf,
EXPECT_INVALID_FIELD_IN_CDB);
}
CU_ASSERT_EQUAL(ret, 0);
if (inq_bl == NULL) {
logging(LOG_VERBOSE, "[FAILED] WRITESAME16 works but "
"BlockLimits VPD is missing.");
CU_FAIL("[FAILED] WRITESAME16 works but "
"BlockLimits VPD is missing.");
goto finished;
}
i = 256;
if (i <= num_blocks
&& (inq_bl->max_ws_len == 0 || inq_bl->max_ws_len >= i)) {
logging(LOG_VERBOSE, "Block Limits VPD page reports MAX_WS_LEN "
"as either 0 (==no limit) or >= %d. Test Unmapping "
"%d blocks to verify that it can handle 2-byte "
"lengths", i, i);
logging(LOG_VERBOSE, "Write %d blocks of 0xFF", i);
memset(buf, 0xff, i * block_size);
ret = write16(sd, 0,
i * block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
memset(buf, 0, block_size);
ret = writesame16(sd, 0,
block_size, i, 0, 1, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
if (rc16->lbprz) {
logging(LOG_VERBOSE, "LBPRZ is set. Read the unmapped "
"blocks back and verify they are all zero");
logging(LOG_VERBOSE, "Read %d blocks and verify they "
"are now zero", i);
ret = read16(sd, NULL, 0,
i * block_size, block_size,
0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT(all_zeroes(buf, i * block_size));
} else {
logging(LOG_VERBOSE, "LBPRZ is clear. Skip the read "
"and verify zero test");
}
} else if (i <= num_blocks) {
logging(LOG_VERBOSE, "Block Limits VPD page reports MAX_WS_LEN "
"as <256. Verify that a 256 block unmap fails with "
"INVALID_FIELD_IN_CDB.");
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
ret = writesame16(sd, 0,
block_size, i, 0, 1, 0, 0, buf,
EXPECT_INVALID_FIELD_IN_CDB);
CU_ASSERT_EQUAL(ret, 0);
}
i = 65536;
if (i <= num_blocks
&& (inq_bl->max_ws_len == 0 || inq_bl->max_ws_len >= i)) {
logging(LOG_VERBOSE, "Block Limits VPD page reports MAX_WS_LEN "
"as either 0 (==no limit) or >= %d. Test Unmapping "
"%d blocks to verify that it can handle 4-byte "
"lengths", i, i);
logging(LOG_VERBOSE, "Write %d blocks of 0xFF", i);
memset(buf, 0xff, i * block_size);
ret = write16(sd, 0,
i * block_size, block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
memset(buf, 0, block_size);
ret = writesame16(sd, 0,
block_size, i, 0, 1, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT_EQUAL(ret, 0);
if (rc16->lbprz) {
logging(LOG_VERBOSE, "LBPRZ is set. Read the unmapped "
"blocks back and verify they are all zero");
logging(LOG_VERBOSE, "Read %d blocks and verify they "
"are now zero", i);
ret = read16(sd, NULL, 0,
i * block_size, block_size,
0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
CU_ASSERT(all_zeroes(buf, i * block_size));
} else {
logging(LOG_VERBOSE, "LBPRZ is clear. Skip the read "
"and verify zero test");
}
} else if (i <= num_blocks) {
logging(LOG_VERBOSE, "Block Limits VPD page reports MAX_WS_LEN "
"as <256. Verify that a 256 block unmap fails with "
"INVALID_FIELD_IN_CDB.");
logging(LOG_VERBOSE, "Unmap %d blocks using WRITESAME16", i);
ret = writesame16(sd, 0,
block_size, i, 0, 1, 0, 0, buf,
EXPECT_INVALID_FIELD_IN_CDB);
CU_ASSERT_EQUAL(ret, 0);
}
finished:
free(buf);
}
void
test_writesame16_0blocks(void)
{
int ret;
unsigned char *buf = alloca(block_size);
CHECK_FOR_DATALOSS;
CHECK_FOR_SBC;
if (!inq_bl) {
CU_PASS("BlockLimits VPD is not available. Skipping test.\n");
return;
}
logging(LOG_VERBOSE, LOG_BLANK_LINE);
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks at LBA==0 (WSNZ=%d)",
inq_bl->wsnz);
memset(buf, 0, block_size);
if (inq_bl->wsnz) {
ret = writesame16(sd, 0,
block_size, 0, 0, 0, 0, 0, buf,
EXPECT_INVALID_FIELD_IN_CDB);
logging(LOG_NORMAL, "[SKIPPED] WRITESAME16 does not support 0-blocks.");
CU_ASSERT_EQUAL(ret, 0);
return;
}
ret = writesame16(sd, 0,
block_size, 0, 0, 0, 0, 0, buf,
EXPECT_STATUS_GOOD);
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITESAME16 is not implemented.");
CU_PASS("[SKIPPED] Target does not support WRITESAME16. Skipping test");
return;
} else if (ret == -3) {
CU_PASS("[SKIPPED] Target does not support WRITESAME16 with NUMBER OF LOGICAL BLOCKS == 0");
} else if (ret == -4) {
CU_PASS("[SKIPPED] Number of WRITESAME16 logical blocks to be written exceeds MAXIMUM WRITE SAME LENGTH");
} else {
CU_ASSERT_EQUAL(ret, 0);
}
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks one block past end-of-LUN");
ret = writesame16(sd, num_blocks + 1,
block_size, 0, 0, 0, 0, 0, buf,
EXPECT_LBA_OOB);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks at LBA==2^63");
ret = writesame16(sd, 0x8000000000000000ULL,
block_size, 0, 0, 0, 0, 0, buf,
EXPECT_LBA_OOB);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Test WRITESAME16 0-blocks at LBA==-1");
ret = writesame16(sd, -1,
block_size, 0, 0, 0, 0, 0, buf,
EXPECT_LBA_OOB);
CU_ASSERT_EQUAL(ret, 0);
}
