Skip to content
Fetching contributors…
Cannot retrieve contributors at this time
316 lines (282 sloc) 9.34 KB
/*
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 "iscsi.h"
#include "scsi-lowlevel.h"
#include "iscsi-test.h"
int T0180_writesame10_unmap(const char *initiator, const char *url, int data_loss, int show_info)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct scsi_readcapacity16 *rc16;
int full_size;
struct scsi_inquiry_logical_block_provisioning *inq_lbp;
int ret, i, lun;
uint32_t num_blocks;
int lbppb;
int lbpme;
int lbpws10 = 0;
int anc_sup = 0;
printf("0180_writesame10_unmap:\n");
printf("=======================\n");
if (show_info) {
printf("Test basic WRITESAME10-UNMAP functionality.\n");
printf("1, If LBPME==1 we should have VPD page 0xB2\n");
printf("2, UNMAP the first 1-256 blocks at the start of the LUN\n");
printf("3, UNMAP the last 1-256 blocks at the end of the LUN\n");
printf("4, Verify that UNMAP == 0 and ANCHOR == 1 is invalid\n");
printf("5, UNMAP == 1 and ANCHOR == 1\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("Readcapacity 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;
}
num_blocks = rc16->returned_lba;
lbppb = 1 << rc16->lbppbe;
lbpme = rc16->lbpme;
scsi_free_scsi_task(task);
if (lbpme == 0){
printf("Logical unit is fully provisioned. All commands should fail with check condition.\n");
goto test2;
}
/* Check that id we have logical block provisioning we also have the VPD page for it */
printf("Logical Block Provisioning is available. Check that VPD page 0xB2 exists ... ");
/* See how big this inquiry data is */
task = iscsi_inquiry_sync(iscsi, lun, 1, SCSI_INQUIRY_PAGECODE_LOGICAL_BLOCK_PROVISIONING, 64);
if (task == NULL || task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("Inquiry command failed : %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test2;
}
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, 1, SCSI_INQUIRY_PAGECODE_LOGICAL_BLOCK_PROVISIONING, full_size)) == NULL) {
printf("[FAILED]\n");
printf("Inquiry command failed : %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test2;
}
}
inq_lbp = scsi_datain_unmarshall(task);
if (inq_lbp == NULL) {
printf("failed to unmarshall inquiry datain blob\n");
scsi_free_scsi_task(task);
ret = -1;
goto test2;
}
lbpws10 = inq_lbp->lbpws10;
anc_sup = inq_lbp->anc_sup;
scsi_free_scsi_task(task);
printf("[OK]\n");
if (lbpws10 == 0) {
printf("Device does not support WRITE_SAME10 for UNMAP. All WRITE_SAME10 commands to unmap should fail.\n");
}
test2:
if (!data_loss) {
printf("--dataloss flag is not set. Skipping test\n");
ret = -2;
goto finished;
}
ret = 0;
/* unmap the first 1 - 256 blocks at the start of the LUN */
printf("Unmapping first 1-256 blocks ... ");
if (lbpws10 == 0) {
printf("(Should all fail since LBPWS10 is 0) ");
}
for (i=1; i<=256; i++) {
/* only try unmapping whole physical blocks, of if unmap using ws10 is not supported
we test for all and they should all fail */
if (lbpws10 == 1 && i % lbppb) {
continue;
}
task = iscsi_writesame10_sync(iscsi, lun, NULL, 0,
0, i,
0, 1, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test3;
}
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("Opcode is not implemented on target\n");
scsi_free_scsi_task(task);
ret = -2;
goto finished;
}
if (lbpws10) {
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
ret = -1;
goto test3;
}
} else {
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("WRITESAME10 command should fail since LBPWS10 is 0 but failed with wrong sense code %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
ret = -1;
goto test3;
}
}
scsi_free_scsi_task(task);
}
printf("[OK]\n");
test3:
/* unmap the last 1 - 256 blocks at the end of the LUN */
printf("Unmapping last 1-256 blocks ... ");
if (lbpws10 == 0) {
printf("(Should all fail since LBPWS10 is 0) ");
}
for (i=1; i<=256; i++) {
/* only try unmapping whole physical blocks, of if unmap using ws10 is not supported
we test for all and they should all fail */
if (lbpws10 == 1 && i % lbppb) {
continue;
}
task = iscsi_writesame10_sync(iscsi, lun, NULL, 0,
num_blocks + 1 - i, i,
0, 1, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test4;
}
if (lbpws10) {
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
ret = -1;
goto test4;
}
} else {
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("WRITESAME10 command should fail since LBPWS10 is 0 but failed with wrong sense code %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
ret = -1;
goto test4;
}
}
scsi_free_scsi_task(task);
}
printf("[OK]\n");
test4:
/* Test that UNMAP=0 and ANCHOR==1 fails with check condition */
printf("Try UNMAP==0 and ANCHOR==1 ... ");
task = iscsi_writesame10_sync(iscsi, lun, NULL, 0,
0, 64,
1, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test5;
}
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("WRITESAME10 with UNMAP=0 ANCHOR=1 failed with wrong sense code %d %s(%d) %s(0x%04x) should be CHECK_CONDITION/ILLEGAL_REQUEST/INVALID_FIELD_IN_CDB\n",
task->status,
scsi_sense_key_str(task->sense.key), task->sense.key,
scsi_sense_ascq_str(task->sense.ascq), task->sense.ascq);
scsi_free_scsi_task(task);
ret = -1;
goto test5;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test5:
/* Test UNMAP=1 and ANCHOR==1 */
printf("Try UNMAP==1 and ANCHOR==1 ... ");
if (anc_sup == 0) {
printf("(ANC_SUP==0 so check condition expected) ");
}
task = iscsi_writesame10_sync(iscsi, lun, NULL, 0,
0, 64,
1, 1, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME10 command: %s\n", iscsi_get_error(iscsi));
ret = -1;
goto test5;
}
if (anc_sup == 0) {
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("WRITESAME10 with UNMAP=1 ANCHOR=1 failed with wrong sense code %d %s(%d) %s(0x%04x) should be CHECK_CONDITION/ILLEGAL_REQUEST/INVALID_FIELD_IN_CDB\n",
task->status,
scsi_sense_key_str(task->sense.key), task->sense.key,
scsi_sense_ascq_str(task->sense.ascq), task->sense.ascq);
scsi_free_scsi_task(task);
ret = -1;
goto test6;
}
} else {
if (task->status != SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME10 command: failed with sense. %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
ret = -1;
goto test6;
}
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test6:
finished:
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
Something went wrong with that request. Please try again.