libiscsi/0006-test-tool-iSCSIDataSnInvalid-override-driver-queue_p.patch
2021-07-30 17:52:41 +08:00

162 lines
6.0 KiB
Diff

From 153ca193fa61be8c2c26d8736119e7dc873d1242 Mon Sep 17 00:00:00 2001
From: David Disseldorp <ddiss@suse.de>
Date: Mon, 16 Sep 2019 14:46:28 +0200
Subject: [PATCH 05/12] test-tool/iSCSIDataSnInvalid: override driver
queue_pdu() callback
In preparation for removing the test-tool iscsi_queue_pdu() dlsym
overload hack, convert this test to use the regular transport driver
callback for this purpose.
This commit also removes a number of unnecessary "WRITE10 is not
implemented" checks, which should all be caught by the first check.
Signed-off-by: David Disseldorp <ddiss@suse.de>
---
test-tool/test_iscsi_datasn_invalid.c | 56 +++++++++++++----------------------
1 file changed, 21 insertions(+), 35 deletions(-)
diff --git a/test-tool/test_iscsi_datasn_invalid.c b/test-tool/test_iscsi_datasn_invalid.c
index 14deb7a..c25631a 100644
--- a/test-tool/test_iscsi_datasn_invalid.c
+++ b/test-tool/test_iscsi_datasn_invalid.c
@@ -25,13 +25,14 @@
#include "iscsi-test-cu.h"
static int change_datasn;
+static struct iscsi_transport iscsi_drv_orig;
-static int my_iscsi_queue_pdu(struct iscsi_context *iscsi _U_, struct iscsi_pdu *pdu _U_)
+static int my_iscsi_queue_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)
{
uint32_t datasn;
if (pdu->outdata.data[0] != ISCSI_PDU_DATA_OUT) {
- return 0;
+ goto out;
}
switch (change_datasn) {
case 1:
@@ -52,11 +53,12 @@ static int my_iscsi_queue_pdu(struct iscsi_context *iscsi _U_, struct iscsi_pdu
scsi_set_uint32(&pdu->outdata.data[36], 1 - datasn);
break;
}
- return 0;
+out:
+ return iscsi_drv_orig.queue_pdu(iscsi, pdu);
}
void test_iscsi_datasn_invalid(void)
-{
+{
int ret;
CHECK_FOR_DATALOSS;
@@ -77,7 +79,9 @@ void test_iscsi_datasn_invalid(void)
sd->iscsi_ctx->use_immediate_data = ISCSI_IMMEDIATE_DATA_NO;
sd->iscsi_ctx->target_max_recv_data_segment_length = block_size;
- local_iscsi_queue_pdu = my_iscsi_queue_pdu;
+ /* override transport queue_pdu callback for PDU manipulation */
+ iscsi_drv_orig = *sd->iscsi_ctx->drv;
+ sd->iscsi_ctx->drv->queue_pdu = my_iscsi_queue_pdu;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 1);
iscsi_set_timeout(sd->iscsi_ctx, 3);
@@ -89,81 +93,63 @@ void test_iscsi_datasn_invalid(void)
if (ret == -2) {
logging(LOG_NORMAL, "[SKIPPED] WRITE10 is not implemented.");
CU_PASS("WRITE10 is not implemented.");
- local_iscsi_queue_pdu = NULL;
- return;
- }
+ goto out_ctx_restore;
+ }
CU_ASSERT_NOT_EQUAL(ret, 0);
+ /* avoid changing DataSN during reconnect */
+ *(sd->iscsi_ctx->drv) = iscsi_drv_orig;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 0);
-
logging(LOG_VERBOSE, "Send Data-Out PDU with DataSN==27. Should fail");
change_datasn = 2;
sd->iscsi_ctx->use_immediate_data = ISCSI_IMMEDIATE_DATA_NO;
sd->iscsi_ctx->target_max_recv_data_segment_length = block_size;
- local_iscsi_queue_pdu = my_iscsi_queue_pdu;
+ sd->iscsi_ctx->drv->queue_pdu = my_iscsi_queue_pdu;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 1);
iscsi_set_timeout(sd->iscsi_ctx, 3);
ret = write10(sd, 100, block_size,
block_size, 0, 0, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
- if (ret == -2) {
- logging(LOG_NORMAL, "[SKIPPED] WRITE10 is not implemented.");
- CU_PASS("WRITE10 is not implemented.");
- local_iscsi_queue_pdu = NULL;
- return;
- }
CU_ASSERT_NOT_EQUAL(ret, 0);
+ *(sd->iscsi_ctx->drv) = iscsi_drv_orig;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 0);
-
logging(LOG_VERBOSE, "Send Data-Out PDU with DataSN==-1. Should fail");
change_datasn = 3;
sd->iscsi_ctx->use_immediate_data = ISCSI_IMMEDIATE_DATA_NO;
sd->iscsi_ctx->target_max_recv_data_segment_length = block_size;
- local_iscsi_queue_pdu = my_iscsi_queue_pdu;
+ sd->iscsi_ctx->drv->queue_pdu = my_iscsi_queue_pdu;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 1);
iscsi_set_timeout(sd->iscsi_ctx, 3);
ret = write10(sd, 100, block_size,
block_size, 0, 0, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
- if (ret == -2) {
- logging(LOG_NORMAL, "[SKIPPED] WRITE10 is not implemented.");
- CU_PASS("WRITE10 is not implemented.");
- local_iscsi_queue_pdu = NULL;
- return;
- }
CU_ASSERT_NOT_EQUAL(ret, 0);
+ *(sd->iscsi_ctx->drv) = iscsi_drv_orig;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 0);
-
-
logging(LOG_VERBOSE, "Send Data-Out PDU's in reverse order (DataSN == 1,0). Should fail");
change_datasn = 4;
sd->iscsi_ctx->use_immediate_data = ISCSI_IMMEDIATE_DATA_NO;
sd->iscsi_ctx->target_max_recv_data_segment_length = block_size;
- local_iscsi_queue_pdu = my_iscsi_queue_pdu;
+ sd->iscsi_ctx->drv->queue_pdu = my_iscsi_queue_pdu;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 1);
iscsi_set_timeout(sd->iscsi_ctx, 3);
ret = write10(sd, 100, 2 * block_size,
block_size, 0, 0, 0, 0, 0, scratch,
EXPECT_STATUS_GOOD);
- if (ret == -2) {
- logging(LOG_NORMAL, "[SKIPPED] WRITE10 is not implemented.");
- CU_PASS("WRITE10 is not implemented.");
- local_iscsi_queue_pdu = NULL;
- return;
- }
CU_ASSERT_NOT_EQUAL(ret, 0);
-
- local_iscsi_queue_pdu = NULL;
+out_ctx_restore:
+ /* restore transport callbacks and autoreconnect */
+ *(sd->iscsi_ctx->drv) = iscsi_drv_orig;
iscsi_set_noautoreconnect(sd->iscsi_ctx, 0);
}
--
1.8.3.1