249 lines
8.0 KiB
C
249 lines
8.0 KiB
C
/*
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Copyright (C) 2014 Ronnie Sahlberg <ronniesahlberg@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <CUnit/CUnit.h>
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#include <inttypes.h>
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#include "iscsi.h"
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#include "scsi-lowlevel.h"
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#include "iscsi-support.h"
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#include "iscsi-test-cu.h"
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void
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test_get_lba_status_unmap_single(void)
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{
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int ret;
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uint64_t i;
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unsigned char *buf = alloca(257 * block_size);
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struct scsi_task *task_ret;
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struct unmap_list list[1];
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struct scsi_get_lba_status *lbas = NULL;
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struct scsi_lba_status_descriptor *lbasd = NULL;
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CHECK_FOR_DATALOSS;
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CHECK_FOR_THIN_PROVISIONING;
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CHECK_FOR_LBPU;
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memset(buf, 'A', 257 * block_size);
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test GET_LBA_STATUS for a single unmapped block "
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"at offset 0-255");
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logging(LOG_VERBOSE, "We have %d logical blocks per physical block",
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lbppb);
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for (i = 0; i + lbppb <= 256; i += lbppb) {
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logging(LOG_VERBOSE, "Write the first 257 blocks with a known "
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"pattern and thus map the blocks");
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ret = write10(iscsic, tgt_lun, 0, 257 * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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logging(LOG_VERBOSE, "Unmap a single physical block at LBA:%"
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PRIu64 " (number of logical blocks: %d)", i, lbppb);
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list[0].lba = i;
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list[0].num = lbppb;
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ret = unmap(iscsic, tgt_lun, 0, list, 1);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Read the status of the block at LBA:%"
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PRIu64, i);
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task_ret = get_lba_status_task(iscsic, tgt_lun, i, 24);
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if (!task_ret) {
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CU_PASS("[SKIPPED] Target does not support "
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"GET_LBA_STATUS. Skipping test");
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return;
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}
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lbas = scsi_datain_unmarshall(task_ret);
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if (lbas == NULL) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"failed to unmarschall data.");
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"failed to unmarschall data.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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lbasd = &lbas->descriptors[0];
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logging(LOG_VERBOSE, "Verify that the LBA in the first "
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"descriptor matches the LBA in the CDB");
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if (lbasd->lba != i) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"LBA offset in first descriptor does not match "
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"request (0x%" PRIx64 " != 0x%" PRIx64 ").",
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lbasd->lba, i);
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"LBA offset in first descriptor does not match "
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"the LBA in the CDB.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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logging(LOG_VERBOSE, "Verify that the first descriptor is for "
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"a single physical block (%d logical blocks)", lbppb);
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if (lbasd->num_blocks != (uint32_t)lbppb) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"The returned range is not for a single block");
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"The returned range is not for a single block");
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scsi_free_scsi_task(task_ret);
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return;
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}
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logging(LOG_VERBOSE, "Verify that the first descriptor is for "
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"a deallocated block");
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if (lbasd->provisioning != SCSI_PROVISIONING_TYPE_DEALLOCATED) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"The block at LBA %" PRIu64 " is not "
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"deallocated", i);
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"LBA wrong provisioning status for deallocated "
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"block.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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scsi_free_scsi_task(task_ret);
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}
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test GET_LBA_STATUS for a single range of 1-255 "
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"blocks at offset 0");
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for (i = lbppb; i + lbppb <= 256; i += lbppb) {
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logging(LOG_VERBOSE, "Write the first 257 blocks with a known "
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"pattern and thus map the blocks");
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ret = write10(iscsic, tgt_lun, 0, 257 * block_size,
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block_size, 0, 0, 0, 0, 0, buf);
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logging(LOG_VERBOSE, "Unmap %" PRIu64 " blocks at LBA 0", i);
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list[0].lba = 0;
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list[0].num = i;
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ret = unmap(iscsic, tgt_lun, 0, list, 1);
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CU_ASSERT_EQUAL(ret, 0);
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logging(LOG_VERBOSE, "Read the status of the block at LBA 0");
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task_ret = get_lba_status_task(iscsic, tgt_lun, 0, 24);
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lbas = scsi_datain_unmarshall(task_ret);
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if (lbas == NULL) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"failed to unmarschall data.");
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"failed to unmarschall data.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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lbasd = &lbas->descriptors[0];
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logging(LOG_VERBOSE, "Verify that the LBA in the first "
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"descriptor matches the LBA in the CDB");
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if (lbasd->lba != 0) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"LBA offset in first descriptor does not match "
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"request (0x%" PRIx64 " != 0x%" PRIx64 ").",
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lbasd->lba, i);
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"LBA offset in first descriptor does not match "
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"the LBA in the CDB.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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logging(LOG_VERBOSE, "Verify that the first descriptor is for "
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"%" PRIu64 " blocks", i);
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if (lbasd->num_blocks != i) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"The returned range is not for a single block");
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"The returned range is not for a single block");
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scsi_free_scsi_task(task_ret);
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return;
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}
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logging(LOG_VERBOSE, "Verify that the first descriptor is for "
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"a deallocated block");
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if (lbasd->provisioning != SCSI_PROVISIONING_TYPE_DEALLOCATED) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"The block at LBA %" PRIu64 " is not "
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"deallocated", i);
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"LBA wrong provisioning status for deallocated "
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"block.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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scsi_free_scsi_task(task_ret);
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logging(LOG_VERBOSE, "Read the status of the block at LBA %"
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PRIu64, i - 1);
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task_ret = get_lba_status_task(iscsic, tgt_lun, i - 1, 24);
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lbas = scsi_datain_unmarshall(task_ret);
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if (lbas == NULL) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"failed to unmarschall data.");
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"failed to unmarschall data.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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lbasd = &lbas->descriptors[0];
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logging(LOG_VERBOSE, "Verify that the LBA in the first "
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"descriptor matches the LBA in the CDB");
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if (lbasd->lba != i - 1) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"LBA offset in first descriptor does not match "
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"request (0x%" PRIx64 " != 0x%" PRIx64 ").",
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lbasd->lba, i);
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"LBA offset in first descriptor does not match "
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"the LBA in the CDB.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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logging(LOG_VERBOSE, "Verify that the first descriptor is for "
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"a single block");
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if (lbasd->num_blocks != 1) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"The returned range is not for a single block");
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"The returned range is not for a single block");
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scsi_free_scsi_task(task_ret);
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return;
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}
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logging(LOG_VERBOSE, "Verify that the first descriptor is for "
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"a deallocated block");
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if (lbasd->provisioning != SCSI_PROVISIONING_TYPE_DEALLOCATED) {
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logging(LOG_NORMAL, "[FAILED] GET_LBA_STATUS command: "
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"The block at LBA %" PRIu64 " is not "
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"deallocated", i);
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CU_FAIL("[FAILED] GET_LBA_STATUS command: "
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"LBA wrong provisioning status for deallocated "
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"block.");
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scsi_free_scsi_task(task_ret);
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return;
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}
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scsi_free_scsi_task(task_ret);
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}
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}
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