/* Copyright (C) 2013 Ronnie Sahlberg 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 . */ #include #include #include #include #include #include "iscsi.h" #include "scsi-lowlevel.h" #include "iscsi-test-cu.h" static void check_wacereq(void) { struct scsi_task *task_ret = NULL; logging(LOG_VERBOSE, "Read one block from LBA 0"); read10(sd, &task_ret, 0, block_size, block_size, 0, 0, 0, 0, 0, NULL, EXPECT_STATUS_GOOD); CU_ASSERT_PTR_NOT_NULL(task_ret); CU_ASSERT_NOT_EQUAL(task_ret->status, SCSI_STATUS_CANCELLED); switch (inq_bdc->wabereq) { case 0: logging(LOG_NORMAL, "[FAILED] SANITIZE BLOCK ERASE " "opcode is supported but WACEREQ is 0"); CU_FAIL("[FAILED] SANITIZE BLOCK ERASE " "opcode is supported but WACEREQ is 0"); break; case 1: logging(LOG_VERBOSE, "WACEREQ==1. Reads from the " "device should be successful."); if (task_ret->status == SCSI_STATUS_GOOD) { logging(LOG_VERBOSE, "[SUCCESS] Read was " "successful after SANITIZE"); break; } logging(LOG_NORMAL, "[FAILED] Read after " "SANITIZE failed but WACEREQ is 1"); CU_FAIL("[FAILED] Read after SANITIZE failed " "but WACEREQ is 1"); break; case 2: logging(LOG_VERBOSE, "WACEREQ==2. Reads from the " "device should fail."); if (task_ret->status == SCSI_STATUS_CHECK_CONDITION && task_ret->sense.key == SCSI_SENSE_MEDIUM_ERROR && task_ret->sense.ascq != SCSI_SENSE_ASCQ_WRITE_AFTER_SANITIZE_REQUIRED) { logging(LOG_VERBOSE, "[SUCCESS] Read failed " "with CHECK_CONDITION/MEDIUM_ERROR/" "!WRITE_AFTER_SANITIZE_REQUIRED"); break; } logging(LOG_VERBOSE, "[FAILED] Read should have failed " "with CHECK_CONDITION/MEDIUM_ERROR/" "!WRITE_AFTER_SANITIZE_REQUIRED"); CU_FAIL("[FAILED] Read should have failed " "with CHECK_CONDITION/MEDIUM_ERROR/" "!WRITE_AFTER_SANITIZE_REQUIRED"); break; case 3: logging(LOG_VERBOSE, "WACEREQ==3. Reads from the " "device should fail."); if (task_ret->status == SCSI_STATUS_CHECK_CONDITION && task_ret->sense.key == SCSI_SENSE_MEDIUM_ERROR && task_ret->sense.ascq == SCSI_SENSE_ASCQ_WRITE_AFTER_SANITIZE_REQUIRED) { logging(LOG_VERBOSE, "[SUCCESS] Read failed " "with CHECK_CONDITION/MEDIUM_ERROR/" "WRITE_AFTER_SANITIZE_REQUIRED"); break; } logging(LOG_VERBOSE, "[FAILED] Read should have failed " "with CHECK_CONDITION/MEDIUM_ERROR/" "WRITE_AFTER_SANITIZE_REQUIRED"); CU_FAIL("[FAILED] Read should have failed " "with CHECK_CONDITION/MEDIUM_ERROR/" "WRITE_AFTER_SANITIZE_REQUIRED"); break; } scsi_free_scsi_task(task_ret); } static void init_lun_with_data(unsigned char *buf, uint64_t lba) { int ret; memset(buf, 'a', 256 * block_size); ret = write16(sd, lba, 256 * block_size, block_size, 0, 0, 0, 0, 0, buf, EXPECT_STATUS_GOOD); CU_ASSERT_EQUAL(ret, 0); } static void check_lun_is_wiped(unsigned char *buf, uint64_t lba) { int ret; unsigned char *rbuf = alloca(256 * block_size); ret = read16(sd, NULL, lba, 256 * block_size, block_size, 0, 0, 0, 0, 0, rbuf, EXPECT_STATUS_GOOD); CU_ASSERT_EQUAL(ret, 0); if (!memcmp(buf, rbuf, 256 * block_size)) { logging(LOG_NORMAL, "[FAILED] Blocks were not wiped"); CU_FAIL("[FAILED] Blocks were not wiped"); } else { logging(LOG_VERBOSE, "[SUCCESS] Blocks were wiped"); } } void test_sanitize_crypto_erase(void) { int ret; struct iscsi_data data; struct scsi_command_descriptor *cd; unsigned char *buf = alloca(256 * block_size); logging(LOG_VERBOSE, LOG_BLANK_LINE); logging(LOG_VERBOSE, "Test SANITIZE CRYPTO ERASE"); CHECK_FOR_SANITIZE; CHECK_FOR_DATALOSS; logging(LOG_VERBOSE, "Check that SANITIZE CRYPTO_ERASE is supported " "in REPORT_SUPPORTED_OPCODES"); cd = get_command_descriptor(SCSI_OPCODE_SANITIZE, SCSI_SANITIZE_CRYPTO_ERASE); if (cd == NULL) { logging(LOG_VERBOSE, "Opcode is not supported. Verify that " "WACEREQ is zero."); if (inq_bdc && inq_bdc->wacereq) { logging(LOG_NORMAL, "[FAILED] WACEREQ is not 0 but " "SANITIZE CRYPTO ERASE opcode is not " "supported"); CU_FAIL("[FAILED] WACEREQ is not 0 but CRYPTO ERASE " "is not supported."); } logging(LOG_NORMAL, "[SKIPPED] SANITIZE CRYPTO_ERASE is not " "implemented according to REPORT_SUPPORTED_OPCODES."); CU_PASS("SANITIZE is not implemented."); return; } logging(LOG_VERBOSE, "Verify that we have BlockDeviceCharacteristics " "VPD page."); if (inq_bdc == NULL) { logging(LOG_NORMAL, "[FAILED] SANITIZE CRYPTO ERASE opcode is " "supported but BlockDeviceCharacteristics VPD page is " "missing"); CU_FAIL("[FAILED] BlockDeviceCharacteristics VPD " "page is missing"); } logging(LOG_VERBOSE, "Write 'a' to the first 256 LBAs"); init_lun_with_data(buf, 0); logging(LOG_VERBOSE, "Write 'a' to the last 256 LBAs"); init_lun_with_data(buf, num_blocks - 256); logging(LOG_VERBOSE, "Test we can perform basic CRYPTO ERASE SANITIZE"); ret = sanitize(sd, 0, 0, SCSI_SANITIZE_CRYPTO_ERASE, 0, NULL, EXPECT_STATUS_GOOD); CU_ASSERT_EQUAL(ret, 0); logging(LOG_VERBOSE, "Check that the first 256 LBAs are wiped."); check_lun_is_wiped(buf, 0); logging(LOG_VERBOSE, "Check that the last 256 LBAs are wiped."); check_lun_is_wiped(buf, num_blocks - 256); return; data.size = 8; data.data = alloca(data.size); memset(data.data, 0, data.size); logging(LOG_VERBOSE, "CRYPTO_ERASE parameter list length must be 0"); logging(LOG_VERBOSE, "Test that non-zero param length is an error for " "CRYPTO ERASE"); ret = sanitize(sd, 0, 0, SCSI_SANITIZE_CRYPTO_ERASE, 8, &data, EXPECT_INVALID_FIELD_IN_CDB); CU_ASSERT_EQUAL(ret, 0); if (inq_bdc) { logging(LOG_VERBOSE, "Check WACEREQ setting and that READ " "after SANITIZE works correctly."); check_wacereq(); } }