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TESTS: Verify that SANITIZE does wipe the data

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This commit is contained in:
Ronnie Sahlberg
2013-07-05 20:15:52 -07:00
parent b1983aeec1
commit 03ce9dc4b1
4 changed files with 169 additions and 10 deletions
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46
test-tool/test_sanitize_overwrite.c
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@@ -26,6 +26,42 @@
#include "scsi-lowlevel.h"
#include "iscsi-test-cu.h"
static void
init_lun_with_data(uint64_t lba)
{
int ret;
unsigned char *buf = alloca(256 * block_size);
memset(buf, 'a', 256 * block_size);
ret = write16(iscsic, tgt_lun, lba, 256 * block_size,
block_size, 0, 0, 0, 0, 0, buf);
CU_ASSERT_EQUAL(ret, 0);
}
static void
check_lun_is_wiped(uint64_t lba, char c)
{
int ret;
unsigned char *rbuf = alloca(256 * block_size);
unsigned char *zbuf = alloca(256 * block_size);
ret = read16(iscsic, tgt_lun, lba, 256 * block_size,
block_size, 0, 0, 0, 0, 0, rbuf);
CU_ASSERT_EQUAL(ret, 0);
memset(zbuf, c, 256 * block_size);
if (memcmp(zbuf, rbuf, 256 * block_size)) {
logging(LOG_NORMAL, "[FAILED] Blocks did not "
"read back as zero");
CU_FAIL("[FAILED] Blocks did not read back "
"as zero");
} else {
logging(LOG_VERBOSE, "[SUCCESS] Blocks read "
"back as zero");
}
}
void
test_sanitize_overwrite(void)
{
@@ -72,6 +108,11 @@ test_sanitize_overwrite(void)
logging(LOG_NORMAL, "This is a SSD device");
}
logging(LOG_VERBOSE, "Write 'a' to the first 256 LBAs");
init_lun_with_data(0);
logging(LOG_VERBOSE, "Write 'a' to the last 256 LBAs");
init_lun_with_data(num_blocks - 256);
logging(LOG_VERBOSE, "Test SANITIZE OVERWRITE with initialization pattern of one full block");
data.size = block_size + 4;
data.data = alloca(data.size);
@@ -85,6 +126,11 @@ test_sanitize_overwrite(void)
0, 0, SCSI_SANITIZE_OVERWRITE, data.size, &data);
CU_ASSERT_EQUAL(ret, 0);
logging(LOG_VERBOSE, "Check that the first 256 LBAs are wiped.");
check_lun_is_wiped(0, 0xaa);
logging(LOG_VERBOSE, "Check that the last 256 LBAs are wiped.");
check_lun_is_wiped(num_blocks - 256, 0xaa);
logging(LOG_VERBOSE, "Test SANITIZE OVERWRITE with initialization pattern of one half block");
data.size = block_size / 2 + 4;