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/*
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 T0300_readonly(const char *initiator, const char *url, int data_loss, int show_info)
{
struct iscsi_context *iscsi;
struct scsi_task *task;
struct scsi_readcapacity16 *rc16;
struct scsi_inquiry_standard *inq;
struct scsi_mode_sense *ms;
int ret, lun;
uint32_t block_size;
unsigned char data[4096];
int full_size;
int lbpme;
struct unmap_list list[1];
ret = -1;
printf("0300_readonly:\n");
printf("==============\n");
if (show_info) {
printf("Test that all commands that modify the medium fail for readonly devices\n");
printf("1, WRITE10 at LUN 0 should fail.\n");
printf("2, WRITE12 at LUN 0 should fail.\n");
printf("3, WRITE16 at LUN 0 should fail.\n");
printf("4, WRITESAME10 at LUN 0 should fail.\n");
printf("5, WRITESAME16 at LUN 0 should fail.\n");
printf("6, WRITESAME10 with UNMAP at LUN 0 should fail (skipped if not thin-provisioned).\n");
printf("7, WRITESAME16 with UNMAP at LUN 0 should fail (skipped if not thin-provisioned).\n");
printf("8, UNMAP at LUN 0 should fail (skipped if not thin-provisioned).\n");
printf("9, WRITEVERIFY10 at LUN 0 should fail.\n");
printf("10, WRITEVERIFY12 at LUN 0 should fail.\n");
printf("11, WRITEVERIFY16 at LUN 0 should fail.\n");
printf("12, COMPAREANDWRITE at LUN 0 should fail.\n");
printf("13, ORWRITE at LUN 0 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;
}
/* 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));
goto finished;
}
if (task->status != SCSI_STATUS_GOOD) {
printf("READCAPACITY16 command: failed with sense. %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
goto finished;
}
rc16 = scsi_datain_unmarshall(task);
if (rc16 == NULL) {
printf("failed to unmarshall READCAPACITY10 data. %s\n", iscsi_get_error(iscsi));
scsi_free_scsi_task(task);
goto finished;
}
block_size = rc16->block_length;
lbpme = rc16->lbpme;
scsi_free_scsi_task(task);
if (!data_loss) {
printf("--dataloss flag is not set. Skipping test\n");
ret = -2;
goto finished;
}
/* This test is only valid for SBC devices */
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;
}
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->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;
}
/* verify the device is readonly */
task = iscsi_modesense6_sync(iscsi, lun, 0, SCSI_MODESENSE_PC_CURRENT,
SCSI_MODESENSE_PAGECODE_RETURN_ALL_PAGES, 0,
4);
if (task == NULL) {
printf("Failed to send modesense6 command: %s\n", iscsi_get_error(iscsi));
goto finished;
}
full_size = scsi_datain_getfullsize(task);
if (full_size > task->datain.size) {
scsi_free_scsi_task(task);
task = iscsi_modesense6_sync(iscsi, lun, 0, SCSI_MODESENSE_PC_CURRENT,
SCSI_MODESENSE_PAGECODE_RETURN_ALL_PAGES, 0,
full_size);
if (task == NULL) {
printf("Failed to send modesense6 command: %s\n", iscsi_get_error(iscsi));
goto finished;
}
}
ms = scsi_datain_unmarshall(task);
if (ms == NULL) {
printf("failed to unmarshall mode sense datain blob\n");
scsi_free_scsi_task(task);
goto finished;
}
if (!(ms->device_specific_parameter & 0x80)) {
printf("Device is not read-only. Skipping test\n");
ret = -2;
goto finished;
}
scsi_free_scsi_task(task);
ret = 0;
/* Write one block at lba 0 */
printf("WRITE10 to LUN 0 ... ");
task = iscsi_write10_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITE10 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test2;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITE10 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test2;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITE10 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test2;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test2:
/* Write one block at lba 0 */
printf("WRITE12 to LUN 0 ... ");
task = iscsi_write12_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITE12 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test3;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITE12 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test3;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITE12 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test3;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test3:
/* Write one block at lba 0 */
printf("WRITE16 to LUN 0 ... ");
task = iscsi_write16_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITE16 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test4;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITE16 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test4;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITE16 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test4;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test4:
/* Write one block at lba 0 */
printf("WRITESAME10 to LUN 0 ... ");
task = iscsi_writesame10_sync(iscsi, lun, data, block_size, 0, 1, 0, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME10 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test5;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME10 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test5;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITESAME10 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test5;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test5:
/* Write one block at lba 0 */
printf("WRITESAME16 to LUN 0 ... ");
task = iscsi_writesame16_sync(iscsi, lun, data, block_size, 0, 1, 0, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME16 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test6;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME16 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test6;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITESAME16 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test6;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test6:
/* UNMAP one block at lba 0 */
printf("WRITESAME10 to UNMAP LUN 0 ... ");
if (lbpme == 0) {
printf("LUN is not thin-provisioned. [SKIPPED]\n");
goto test7;
}
task = iscsi_writesame10_sync(iscsi, lun, data, block_size, 0, 1, 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++;
goto test7;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME10 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test7;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITESAME10 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test7;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test7:
/* UNMAP one block at lba 0 */
printf("WRITESAME16 to UNMAP LUN 0 ... ");
if (lbpme == 0) {
printf("LUN is not thin-provisioned. [SKIPPED]\n");
goto test8;
}
task = iscsi_writesame16_sync(iscsi, lun, data, block_size, 0, 1, 0, 1, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITESAME16 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test8;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITESAME16 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test8;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITESAME16 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test8;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test8:
/* UNMAP one block at lba 0 */
printf("UNMAP LUN 0 ... ");
if (lbpme == 0) {
printf("LUN is not thin-provisioned. [SKIPPED]\n");
goto test9;
}
list[0].lba = 0;
list[0].num = 1;
task = iscsi_unmap_sync(iscsi, lun, 0, 0, &list[0], 1);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send UNMAP command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test9;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("UNMAP command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test9;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("UNMAP failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test9;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test9:
/* Write one block at lba 0 */
printf("WRITEVERIFY10 to LUN 0 ... ");
task = iscsi_writeverify10_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITEVERIFY10 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test10;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITEVERIFY10 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test10;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITEVERIFY10 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test10;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test10:
/* Write one block at lba 0 */
printf("WRITEVERIFY12 to LUN 0 ... ");
task = iscsi_writeverify12_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITEVERIFY12 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test11;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITEVERIFY12 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test11;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITEVERIFY12 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test11;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test11:
/* Write one block at lba 0 */
printf("WRITEVERIFY16 to LUN 0 ... ");
task = iscsi_writeverify16_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send WRITEVERIFY16 command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test12;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("WRITEVERIFY16 command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test12;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("WRITEVERIFY16 failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test12;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test12:
/* Write one block at lba 0 */
printf("COMPAREWRITE to LUN 0 ... ");
task = iscsi_compareandwrite_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send COMPAREANDWRITE command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test13;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("COMPAREANDWRITE command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test13;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("COMPAREANDWRITE failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test13;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test13:
/* Write one block at lba 0 */
printf("ORWRITE to LUN 0 ... ");
task = iscsi_orwrite_sync(iscsi, lun, 0, data, block_size, block_size, 0, 0, 0, 0, 0);
if (task == NULL) {
printf("[FAILED]\n");
printf("Failed to send ORWRITE command: %s\n", iscsi_get_error(iscsi));
ret++;
goto test14;
}
if (task->status == SCSI_STATUS_GOOD) {
printf("[FAILED]\n");
printf("ORWRITE command should fail when writing to readonly devices\n");
ret++;
scsi_free_scsi_task(task);
goto test14;
}
if (task->status != SCSI_STATUS_CHECK_CONDITION
|| task->sense.key != SCSI_SENSE_DATA_PROTECTION
|| task->sense.ascq != SCSI_SENSE_ASCQ_WRITE_PROTECTED) {
printf("[FAILED]\n");
printf("ORWRITE failed with the wrong sense code. Should fail with DATA_PROTECTION/WRITE_PROTECTED\n");
ret++;
scsi_free_scsi_task(task);
goto test14;
}
scsi_free_scsi_task(task);
printf("[OK]\n");
test14:
finished:
iscsi_logout_sync(iscsi);
iscsi_destroy_context(iscsi);
return ret;
}
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