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Spdk/test/unit/lib/iscsi/iscsi.c/iscsi_ut.c
Shuhei Matsumoto fa7dd957ee iscsi: Reduce required free iovecs from 5 to 1 to flush PDUs 
Upcoming patches will support DIF insert and strip feature in
iSCSI target and the feature will be implemented by utilizing
iovecs.

Even when we support the DIF feature, we want to keep current
batched PDU flush, and current requirement that there must be
enough free iovecs to map all segments of a PDU is too strict.

This patch alleviates the requirement by passing remaining
number of iovecs to spdk_iscsi_build_iovs().

Change-Id: I6206322839c363e0ff5abe84bfd524bdc09e23ca
Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/446176
Reviewed-by: Ziye Yang <ziye.yang@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-03-01 22:47:21 +00:00

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/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "spdk/stdinc.h"
#include "spdk/endian.h"
#include "spdk/scsi.h"
#include "spdk_cunit.h"
#include "CUnit/Basic.h"
#include "iscsi/iscsi.c"
#include "../common.c"
#include "iscsi/acceptor.h"
#include "iscsi/portal_grp.h"
#include "scsi/scsi_internal.h"
#include "common/lib/test_env.c"
#include "spdk_internal/mock.h"
#define UT_TARGET_NAME1 "iqn.2017-11.spdk.io:t0001"
#define UT_TARGET_NAME2 "iqn.2017-11.spdk.io:t0002"
#define UT_INITIATOR_NAME1 "iqn.2017-11.spdk.io:i0001"
#define UT_INITIATOR_NAME2 "iqn.2017-11.spdk.io:i0002"
struct spdk_iscsi_tgt_node *
spdk_iscsi_find_tgt_node(const char *target_name)
{
if (strcasecmp(target_name, UT_TARGET_NAME1) == 0) {
return (struct spdk_iscsi_tgt_node *)1;
} else {
return NULL;
}
}
bool
spdk_iscsi_tgt_node_access(struct spdk_iscsi_conn *conn,
struct spdk_iscsi_tgt_node *target,
const char *iqn, const char *addr)
{
if (strcasecmp(conn->initiator_name, UT_INITIATOR_NAME1) == 0) {
return true;
} else {
return false;
}
}
DEFINE_STUB(spdk_iscsi_send_tgts, int,
(struct spdk_iscsi_conn *conn, const char *iiqn, const char *iaddr,
const char *tiqn, uint8_t *data, int alloc_len, int data_len),
0);
DEFINE_STUB_V(spdk_iscsi_portal_grp_close_all, (void));
DEFINE_STUB_V(spdk_iscsi_conn_migration, (struct spdk_iscsi_conn *conn));
DEFINE_STUB_V(spdk_iscsi_conn_free_pdu,
(struct spdk_iscsi_conn *conn, struct spdk_iscsi_pdu *pdu));
DEFINE_STUB(spdk_iscsi_chap_get_authinfo, int,
(struct iscsi_chap_auth *auth, const char *authuser, int ag_tag),
0);
int
spdk_scsi_lun_get_id(const struct spdk_scsi_lun *lun)
{
return lun->id;
}
DEFINE_STUB(spdk_scsi_lun_is_removing, bool, (const struct spdk_scsi_lun *lun),
true);
struct spdk_scsi_lun *
spdk_scsi_dev_get_lun(struct spdk_scsi_dev *dev, int lun_id)
{
if (lun_id < 0 || lun_id >= SPDK_SCSI_DEV_MAX_LUN) {
return NULL;
}
return dev->lun[lun_id];
}
static void
op_login_check_target_test(void)
{
struct spdk_iscsi_conn conn;
struct spdk_iscsi_pdu rsp_pdu;
struct spdk_iscsi_tgt_node *target;
int rc;
/* expect success */
snprintf(conn.initiator_name, sizeof(conn.initiator_name),
"%s", UT_INITIATOR_NAME1);
rc = spdk_iscsi_op_login_check_target(&conn, &rsp_pdu,
UT_TARGET_NAME1, &target);
CU_ASSERT(rc == 0);
/* expect failure */
snprintf(conn.initiator_name, sizeof(conn.initiator_name),
"%s", UT_INITIATOR_NAME1);
rc = spdk_iscsi_op_login_check_target(&conn, &rsp_pdu,
UT_TARGET_NAME2, &target);
CU_ASSERT(rc != 0);
/* expect failure */
snprintf(conn.initiator_name, sizeof(conn.initiator_name),
"%s", UT_INITIATOR_NAME2);
rc = spdk_iscsi_op_login_check_target(&conn, &rsp_pdu,
UT_TARGET_NAME1, &target);
CU_ASSERT(rc != 0);
}
static void
maxburstlength_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_scsi_dev dev;
struct spdk_scsi_lun lun;
struct spdk_iscsi_pdu *req_pdu, *data_out_pdu, *r2t_pdu;
struct iscsi_bhs_scsi_req *req;
struct iscsi_bhs_r2t *r2t;
struct iscsi_bhs_data_out *data_out;
struct spdk_iscsi_pdu *response_pdu;
int rc;
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&dev, 0, sizeof(dev));
memset(&lun, 0, sizeof(lun));
req_pdu = spdk_get_pdu();
data_out_pdu = spdk_get_pdu();
sess.ExpCmdSN = 0;
sess.MaxCmdSN = 64;
sess.session_type = SESSION_TYPE_NORMAL;
sess.MaxBurstLength = 1024;
lun.id = 0;
dev.lun[0] = &lun;
conn.full_feature = 1;
conn.sess = &sess;
conn.dev = &dev;
conn.state = ISCSI_CONN_STATE_RUNNING;
TAILQ_INIT(&conn.write_pdu_list);
TAILQ_INIT(&conn.active_r2t_tasks);
TAILQ_INIT(&g_write_pdu_list);
req_pdu->bhs.opcode = ISCSI_OP_SCSI;
req_pdu->data_segment_len = 0;
req = (struct iscsi_bhs_scsi_req *)&req_pdu->bhs;
to_be32(&req->cmd_sn, 0);
to_be32(&req->expected_data_xfer_len, 1028);
to_be32(&req->itt, 0x1234);
req->write_bit = 1;
req->final_bit = 1;
rc = spdk_iscsi_execute(&conn, req_pdu);
CU_ASSERT(rc == 0);
response_pdu = TAILQ_FIRST(&g_write_pdu_list);
SPDK_CU_ASSERT_FATAL(response_pdu != NULL);
/*
* Confirm that a correct R2T reply was sent in response to the
* SCSI request.
*/
TAILQ_REMOVE(&g_write_pdu_list, response_pdu, tailq);
CU_ASSERT(response_pdu->bhs.opcode == ISCSI_OP_R2T);
r2t = (struct iscsi_bhs_r2t *)&response_pdu->bhs;
CU_ASSERT(from_be32(&r2t->desired_xfer_len) == 1024);
CU_ASSERT(from_be32(&r2t->buffer_offset) == 0);
CU_ASSERT(from_be32(&r2t->itt) == 0x1234);
data_out_pdu->bhs.opcode = ISCSI_OP_SCSI_DATAOUT;
data_out_pdu->bhs.flags = ISCSI_FLAG_FINAL;
data_out_pdu->data_segment_len = 1028;
data_out = (struct iscsi_bhs_data_out *)&data_out_pdu->bhs;
data_out->itt = r2t->itt;
data_out->ttt = r2t->ttt;
DSET24(data_out->data_segment_len, 1028);
rc = spdk_iscsi_execute(&conn, data_out_pdu);
CU_ASSERT(rc == SPDK_ISCSI_CONNECTION_FATAL);
SPDK_CU_ASSERT_FATAL(response_pdu->task != NULL);
spdk_iscsi_task_disassociate_pdu(response_pdu->task);
spdk_iscsi_task_put(response_pdu->task);
spdk_put_pdu(response_pdu);
r2t_pdu = TAILQ_FIRST(&g_write_pdu_list);
CU_ASSERT(r2t_pdu != NULL);
TAILQ_REMOVE(&g_write_pdu_list, r2t_pdu, tailq);
spdk_put_pdu(r2t_pdu);
spdk_put_pdu(data_out_pdu);
spdk_put_pdu(req_pdu);
}
static void
underflow_for_read_transfer_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task;
struct spdk_iscsi_pdu *pdu;
struct iscsi_bhs_scsi_req *scsi_req;
struct iscsi_bhs_data_in *datah;
uint32_t residual_count = 0;
TAILQ_INIT(&g_write_pdu_list);
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task, 0, sizeof(task));
sess.MaxBurstLength = SPDK_ISCSI_MAX_BURST_LENGTH;
conn.sess = &sess;
conn.MaxRecvDataSegmentLength = 8192;
pdu = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu != NULL);
scsi_req = (struct iscsi_bhs_scsi_req *)&pdu->bhs;
scsi_req->read_bit = 1;
spdk_iscsi_task_set_pdu(&task, pdu);
task.parent = NULL;
task.scsi.iovs = &task.scsi.iov;
task.scsi.iovcnt = 1;
task.scsi.length = 512;
task.scsi.transfer_len = 512;
task.bytes_completed = 512;
task.scsi.data_transferred = 256;
task.scsi.status = SPDK_SCSI_STATUS_GOOD;
spdk_iscsi_task_response(&conn, &task);
spdk_put_pdu(pdu);
/*
* In this case, a SCSI Data-In PDU should contain the Status
* for the data transfer.
*/
to_be32(&residual_count, 256);
pdu = TAILQ_FIRST(&g_write_pdu_list);
SPDK_CU_ASSERT_FATAL(pdu != NULL);
CU_ASSERT(pdu->bhs.opcode == ISCSI_OP_SCSI_DATAIN);
datah = (struct iscsi_bhs_data_in *)&pdu->bhs;
CU_ASSERT(datah->flags == (ISCSI_DATAIN_UNDERFLOW | ISCSI_FLAG_FINAL | ISCSI_DATAIN_STATUS));
CU_ASSERT(datah->res_cnt == residual_count);
TAILQ_REMOVE(&g_write_pdu_list, pdu, tailq);
spdk_put_pdu(pdu);
CU_ASSERT(TAILQ_EMPTY(&g_write_pdu_list));
}
static void
underflow_for_zero_read_transfer_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task;
struct spdk_iscsi_pdu *pdu;
struct iscsi_bhs_scsi_req *scsi_req;
struct iscsi_bhs_scsi_resp *resph;
uint32_t residual_count = 0, data_segment_len;
TAILQ_INIT(&g_write_pdu_list);
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task, 0, sizeof(task));
sess.MaxBurstLength = SPDK_ISCSI_MAX_BURST_LENGTH;
conn.sess = &sess;
conn.MaxRecvDataSegmentLength = 8192;
pdu = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu != NULL);
scsi_req = (struct iscsi_bhs_scsi_req *)&pdu->bhs;
scsi_req->read_bit = 1;
spdk_iscsi_task_set_pdu(&task, pdu);
task.parent = NULL;
task.scsi.length = 512;
task.scsi.transfer_len = 512;
task.bytes_completed = 512;
task.scsi.data_transferred = 0;
task.scsi.status = SPDK_SCSI_STATUS_GOOD;
spdk_iscsi_task_response(&conn, &task);
spdk_put_pdu(pdu);
/*
* In this case, only a SCSI Response PDU is expected and
* underflow must be set in it.
* */
to_be32(&residual_count, 512);
pdu = TAILQ_FIRST(&g_write_pdu_list);
SPDK_CU_ASSERT_FATAL(pdu != NULL);
CU_ASSERT(pdu->bhs.opcode == ISCSI_OP_SCSI_RSP);
resph = (struct iscsi_bhs_scsi_resp *)&pdu->bhs;
CU_ASSERT(resph->flags == (ISCSI_SCSI_UNDERFLOW | 0x80));
data_segment_len = DGET24(resph->data_segment_len);
CU_ASSERT(data_segment_len == 0);
CU_ASSERT(resph->res_cnt == residual_count);
TAILQ_REMOVE(&g_write_pdu_list, pdu, tailq);
spdk_put_pdu(pdu);
CU_ASSERT(TAILQ_EMPTY(&g_write_pdu_list));
}
static void
underflow_for_request_sense_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task;
struct spdk_iscsi_pdu *pdu1, *pdu2;
struct iscsi_bhs_scsi_req *scsi_req;
struct iscsi_bhs_data_in *datah;
struct iscsi_bhs_scsi_resp *resph;
uint32_t residual_count = 0, data_segment_len;
TAILQ_INIT(&g_write_pdu_list);
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task, 0, sizeof(task));
sess.MaxBurstLength = SPDK_ISCSI_MAX_BURST_LENGTH;
conn.sess = &sess;
conn.MaxRecvDataSegmentLength = 8192;
pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu1 != NULL);
scsi_req = (struct iscsi_bhs_scsi_req *)&pdu1->bhs;
scsi_req->read_bit = 1;
spdk_iscsi_task_set_pdu(&task, pdu1);
task.parent = NULL;
task.scsi.iovs = &task.scsi.iov;
task.scsi.iovcnt = 1;
task.scsi.length = 512;
task.scsi.transfer_len = 512;
task.bytes_completed = 512;
task.scsi.sense_data_len = 18;
task.scsi.data_transferred = 18;
task.scsi.status = SPDK_SCSI_STATUS_GOOD;
spdk_iscsi_task_response(&conn, &task);
spdk_put_pdu(pdu1);
/*
* In this case, a SCSI Data-In PDU and a SCSI Response PDU are returned.
* Sense data are set both in payload and sense area.
* The SCSI Data-In PDU sets FINAL and the SCSI Response PDU sets UNDERFLOW.
*
* Probably there will be different implementation but keeping current SPDK
* implementation by adding UT will be valuable for any implementation.
*/
to_be32(&residual_count, 494);
pdu1 = TAILQ_FIRST(&g_write_pdu_list);
SPDK_CU_ASSERT_FATAL(pdu1 != NULL);
CU_ASSERT(pdu1->bhs.opcode == ISCSI_OP_SCSI_DATAIN);
datah = (struct iscsi_bhs_data_in *)&pdu1->bhs;
CU_ASSERT(datah->flags == ISCSI_FLAG_FINAL);
data_segment_len = DGET24(datah->data_segment_len);
CU_ASSERT(data_segment_len == 18);
CU_ASSERT(datah->res_cnt == 0);
TAILQ_REMOVE(&g_write_pdu_list, pdu1, tailq);
spdk_put_pdu(pdu1);
pdu2 = TAILQ_FIRST(&g_write_pdu_list);
/* inform scan-build (clang 6) that these pointers are not the same */
SPDK_CU_ASSERT_FATAL(pdu1 != pdu2);
SPDK_CU_ASSERT_FATAL(pdu2 != NULL);
CU_ASSERT(pdu2->bhs.opcode == ISCSI_OP_SCSI_RSP);
resph = (struct iscsi_bhs_scsi_resp *)&pdu2->bhs;
CU_ASSERT(resph->flags == (ISCSI_SCSI_UNDERFLOW | 0x80));
data_segment_len = DGET24(resph->data_segment_len);
CU_ASSERT(data_segment_len == task.scsi.sense_data_len + 2);
CU_ASSERT(resph->res_cnt == residual_count);
TAILQ_REMOVE(&g_write_pdu_list, pdu2, tailq);
spdk_put_pdu(pdu2);
CU_ASSERT(TAILQ_EMPTY(&g_write_pdu_list));
}
static void
underflow_for_check_condition_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task;
struct spdk_iscsi_pdu *pdu;
struct iscsi_bhs_scsi_req *scsi_req;
struct iscsi_bhs_scsi_resp *resph;
uint32_t data_segment_len;
TAILQ_INIT(&g_write_pdu_list);
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task, 0, sizeof(task));
sess.MaxBurstLength = SPDK_ISCSI_MAX_BURST_LENGTH;
conn.sess = &sess;
conn.MaxRecvDataSegmentLength = 8192;
pdu = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu != NULL);
scsi_req = (struct iscsi_bhs_scsi_req *)&pdu->bhs;
scsi_req->read_bit = 1;
spdk_iscsi_task_set_pdu(&task, pdu);
task.parent = NULL;
task.scsi.iovs = &task.scsi.iov;
task.scsi.iovcnt = 1;
task.scsi.length = 512;
task.scsi.transfer_len = 512;
task.bytes_completed = 512;
task.scsi.sense_data_len = 18;
task.scsi.data_transferred = 18;
task.scsi.status = SPDK_SCSI_STATUS_CHECK_CONDITION;
spdk_iscsi_task_response(&conn, &task);
spdk_put_pdu(pdu);
/*
* In this case, a SCSI Response PDU is returned.
* Sense data is set in sense area.
* Underflow is not set.
*/
pdu = TAILQ_FIRST(&g_write_pdu_list);
SPDK_CU_ASSERT_FATAL(pdu != NULL);
CU_ASSERT(pdu->bhs.opcode == ISCSI_OP_SCSI_RSP);
resph = (struct iscsi_bhs_scsi_resp *)&pdu->bhs;
CU_ASSERT(resph->flags == 0x80);
data_segment_len = DGET24(resph->data_segment_len);
CU_ASSERT(data_segment_len == task.scsi.sense_data_len + 2);
CU_ASSERT(resph->res_cnt == 0);
TAILQ_REMOVE(&g_write_pdu_list, pdu, tailq);
spdk_put_pdu(pdu);
CU_ASSERT(TAILQ_EMPTY(&g_write_pdu_list));
}
static void
add_transfer_task_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task;
struct spdk_iscsi_pdu *pdu, *tmp;
struct iscsi_bhs_r2t *r2th;
int rc, count = 0;
uint32_t buffer_offset, desired_xfer_len;
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task, 0, sizeof(task));
sess.MaxBurstLength = SPDK_ISCSI_MAX_BURST_LENGTH; /* 1M */
sess.MaxOutstandingR2T = DEFAULT_MAXR2T; /* 4 */
conn.sess = &sess;
TAILQ_INIT(&conn.queued_r2t_tasks);
TAILQ_INIT(&conn.active_r2t_tasks);
pdu = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu != NULL);
pdu->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH; /* 64K */
task.scsi.transfer_len = 16 * 1024 * 1024;
spdk_iscsi_task_set_pdu(&task, pdu);
/* The following tests if the task is queued because R2T tasks are full. */
conn.pending_r2t = DEFAULT_MAXR2T;
rc = spdk_add_transfer_task(&conn, &task);
CU_ASSERT(rc == SPDK_SUCCESS);
CU_ASSERT(TAILQ_FIRST(&conn.queued_r2t_tasks) == &task);
TAILQ_REMOVE(&conn.queued_r2t_tasks, &task, link);
CU_ASSERT(TAILQ_EMPTY(&conn.queued_r2t_tasks));
/* The following tests if multiple R2Ts are issued. */
conn.pending_r2t = 0;
rc = spdk_add_transfer_task(&conn, &task);
CU_ASSERT(rc == SPDK_SUCCESS);
CU_ASSERT(TAILQ_FIRST(&conn.active_r2t_tasks) == &task);
TAILQ_REMOVE(&conn.active_r2t_tasks, &task, link);
CU_ASSERT(TAILQ_EMPTY(&conn.active_r2t_tasks));
CU_ASSERT(conn.data_out_cnt == 255);
CU_ASSERT(conn.pending_r2t == 1);
CU_ASSERT(conn.outstanding_r2t_tasks[0] == &task);
CU_ASSERT(conn.ttt == 1);
CU_ASSERT(task.data_out_cnt == 255);
CU_ASSERT(task.ttt == 1);
CU_ASSERT(task.outstanding_r2t == sess.MaxOutstandingR2T);
CU_ASSERT(task.next_r2t_offset ==
pdu->data_segment_len + sess.MaxBurstLength * sess.MaxOutstandingR2T);
while (!TAILQ_EMPTY(&g_write_pdu_list)) {
tmp = TAILQ_FIRST(&g_write_pdu_list);
TAILQ_REMOVE(&g_write_pdu_list, tmp, tailq);
r2th = (struct iscsi_bhs_r2t *)&tmp->bhs;
buffer_offset = from_be32(&r2th->buffer_offset);
CU_ASSERT(buffer_offset == pdu->data_segment_len + sess.MaxBurstLength * count);
desired_xfer_len = from_be32(&r2th->desired_xfer_len);
CU_ASSERT(desired_xfer_len == sess.MaxBurstLength);
spdk_put_pdu(tmp);
count++;
}
CU_ASSERT(count == DEFAULT_MAXR2T);
spdk_put_pdu(pdu);
}
static void
get_transfer_task_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task1, task2, *task;
struct spdk_iscsi_pdu *pdu1, *pdu2, *pdu;
int rc;
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task1, 0, sizeof(task1));
memset(&task2, 0, sizeof(task2));
sess.MaxBurstLength = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
sess.MaxOutstandingR2T = 1;
conn.sess = &sess;
TAILQ_INIT(&conn.active_r2t_tasks);
pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu1 != NULL);
pdu1->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task1.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task1, pdu1);
rc = spdk_add_transfer_task(&conn, &task1);
CU_ASSERT(rc == SPDK_SUCCESS);
pdu2 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu2 != NULL);
pdu2->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task2.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task2, pdu2);
rc = spdk_add_transfer_task(&conn, &task2);
CU_ASSERT(rc == SPDK_SUCCESS);
task = spdk_get_transfer_task(&conn, 1);
CU_ASSERT(task == &task1);
task = spdk_get_transfer_task(&conn, 2);
CU_ASSERT(task == &task2);
while (!TAILQ_EMPTY(&conn.active_r2t_tasks)) {
task = TAILQ_FIRST(&conn.active_r2t_tasks);
TAILQ_REMOVE(&conn.active_r2t_tasks, task, link);
}
while (!TAILQ_EMPTY(&g_write_pdu_list)) {
pdu = TAILQ_FIRST(&g_write_pdu_list);
TAILQ_REMOVE(&g_write_pdu_list, pdu, tailq);
spdk_put_pdu(pdu);
}
spdk_put_pdu(pdu2);
spdk_put_pdu(pdu1);
}
static void
del_transfer_task_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task task1, task2, task3, task4, task5, *task;
struct spdk_iscsi_pdu *pdu1, *pdu2, *pdu3, *pdu4, *pdu5, *pdu;
int rc;
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&task1, 0, sizeof(task1));
memset(&task2, 0, sizeof(task2));
memset(&task3, 0, sizeof(task3));
memset(&task4, 0, sizeof(task4));
memset(&task5, 0, sizeof(task5));
sess.MaxBurstLength = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
sess.MaxOutstandingR2T = 1;
conn.sess = &sess;
TAILQ_INIT(&conn.active_r2t_tasks);
TAILQ_INIT(&conn.queued_r2t_tasks);
pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu1 != NULL);
pdu1->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task1.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task1, pdu1);
task1.tag = 11;
rc = spdk_add_transfer_task(&conn, &task1);
CU_ASSERT(rc == SPDK_SUCCESS);
pdu2 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu2 != NULL);
pdu2->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task2.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task2, pdu2);
task2.tag = 12;
rc = spdk_add_transfer_task(&conn, &task2);
CU_ASSERT(rc == SPDK_SUCCESS);
pdu3 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu3 != NULL);
pdu3->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task3.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task3, pdu3);
task3.tag = 13;
rc = spdk_add_transfer_task(&conn, &task3);
CU_ASSERT(rc == SPDK_SUCCESS);
pdu4 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu4 != NULL);
pdu4->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task4.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task4, pdu4);
task4.tag = 14;
rc = spdk_add_transfer_task(&conn, &task4);
CU_ASSERT(rc == SPDK_SUCCESS);
pdu5 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu5 != NULL);
pdu5->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task5.scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
spdk_iscsi_task_set_pdu(&task5, pdu5);
task5.tag = 15;
rc = spdk_add_transfer_task(&conn, &task5);
CU_ASSERT(rc == SPDK_SUCCESS);
CU_ASSERT(spdk_get_transfer_task(&conn, 1) == &task1);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == NULL);
spdk_del_transfer_task(&conn, 11);
CU_ASSERT(spdk_get_transfer_task(&conn, 1) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == &task5);
CU_ASSERT(spdk_get_transfer_task(&conn, 2) == &task2);
spdk_del_transfer_task(&conn, 12);
CU_ASSERT(spdk_get_transfer_task(&conn, 2) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 3) == &task3);
spdk_del_transfer_task(&conn, 13);
CU_ASSERT(spdk_get_transfer_task(&conn, 3) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 4) == &task4);
spdk_del_transfer_task(&conn, 14);
CU_ASSERT(spdk_get_transfer_task(&conn, 4) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == &task5);
spdk_del_transfer_task(&conn, 15);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == NULL);
while (!TAILQ_EMPTY(&conn.active_r2t_tasks)) {
task = TAILQ_FIRST(&conn.active_r2t_tasks);
TAILQ_REMOVE(&conn.active_r2t_tasks, task, link);
}
while (!TAILQ_EMPTY(&g_write_pdu_list)) {
pdu = TAILQ_FIRST(&g_write_pdu_list);
TAILQ_REMOVE(&g_write_pdu_list, pdu, tailq);
spdk_put_pdu(pdu);
}
spdk_put_pdu(pdu5);
spdk_put_pdu(pdu4);
spdk_put_pdu(pdu3);
spdk_put_pdu(pdu2);
spdk_put_pdu(pdu1);
}
static void
clear_all_transfer_tasks_test(void)
{
struct spdk_iscsi_sess sess;
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task *task1, *task2, *task3, *task4, *task5, *task6;
struct spdk_iscsi_pdu *pdu1, *pdu2, *pdu3, *pdu4, *pdu5, *pdu6, *pdu;
struct spdk_iscsi_pdu *mgmt_pdu1, *mgmt_pdu2;
struct spdk_scsi_lun lun1, lun2;
uint32_t alloc_cmd_sn;
int rc;
memset(&sess, 0, sizeof(sess));
memset(&conn, 0, sizeof(conn));
memset(&lun1, 0, sizeof(lun1));
memset(&lun2, 0, sizeof(lun2));
sess.MaxBurstLength = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
sess.MaxOutstandingR2T = 1;
conn.sess = &sess;
TAILQ_INIT(&conn.active_r2t_tasks);
TAILQ_INIT(&conn.queued_r2t_tasks);
alloc_cmd_sn = 10;
task1 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task1 != NULL);
pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu1 != NULL);
pdu1->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
pdu1->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task1->scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task1->scsi.lun = &lun1;
spdk_iscsi_task_set_pdu(task1, pdu1);
rc = spdk_add_transfer_task(&conn, task1);
CU_ASSERT(rc == SPDK_SUCCESS);
mgmt_pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(mgmt_pdu1 != NULL);
mgmt_pdu1->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task2 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task2 != NULL);
pdu2 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu2 != NULL);
pdu2->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
pdu2->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task2->scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task2->scsi.lun = &lun1;
spdk_iscsi_task_set_pdu(task2, pdu2);
rc = spdk_add_transfer_task(&conn, task2);
CU_ASSERT(rc == SPDK_SUCCESS);
task3 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task3 != NULL);
pdu3 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu3 != NULL);
pdu3->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
pdu3->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task3->scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task3->scsi.lun = &lun1;
spdk_iscsi_task_set_pdu(task3, pdu3);
rc = spdk_add_transfer_task(&conn, task3);
CU_ASSERT(rc == SPDK_SUCCESS);
task4 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task4 != NULL);
pdu4 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu4 != NULL);
pdu4->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
pdu4->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task4->scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task4->scsi.lun = &lun2;
spdk_iscsi_task_set_pdu(task4, pdu4);
rc = spdk_add_transfer_task(&conn, task4);
CU_ASSERT(rc == SPDK_SUCCESS);
task5 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task5 != NULL);
pdu5 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu5 != NULL);
pdu5->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
pdu5->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task5->scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task5->scsi.lun = &lun2;
spdk_iscsi_task_set_pdu(task5, pdu5);
rc = spdk_add_transfer_task(&conn, task5);
CU_ASSERT(rc == SPDK_SUCCESS);
mgmt_pdu2 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(mgmt_pdu2 != NULL);
mgmt_pdu2->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task6 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task6 != NULL);
pdu6 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu6 != NULL);
pdu6->data_segment_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
pdu6->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task5->scsi.transfer_len = SPDK_ISCSI_MAX_RECV_DATA_SEGMENT_LENGTH;
task6->scsi.lun = &lun2;
spdk_iscsi_task_set_pdu(task6, pdu6);
rc = spdk_add_transfer_task(&conn, task6);
CU_ASSERT(rc == SPDK_SUCCESS);
CU_ASSERT(conn.ttt == 4);
CU_ASSERT(spdk_get_transfer_task(&conn, 1) == task1);
CU_ASSERT(spdk_get_transfer_task(&conn, 2) == task2);
CU_ASSERT(spdk_get_transfer_task(&conn, 3) == task3);
CU_ASSERT(spdk_get_transfer_task(&conn, 4) == task4);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == NULL);
spdk_clear_all_transfer_task(&conn, &lun1, mgmt_pdu1);
CU_ASSERT(!TAILQ_EMPTY(&conn.queued_r2t_tasks));
CU_ASSERT(spdk_get_transfer_task(&conn, 1) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 2) == task2);
CU_ASSERT(spdk_get_transfer_task(&conn, 3) == task3);
CU_ASSERT(spdk_get_transfer_task(&conn, 4) == task4);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == task5);
CU_ASSERT(spdk_get_transfer_task(&conn, 6) == NULL);
spdk_clear_all_transfer_task(&conn, &lun1, NULL);
CU_ASSERT(TAILQ_EMPTY(&conn.queued_r2t_tasks));
CU_ASSERT(spdk_get_transfer_task(&conn, 1) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 2) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 3) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 4) == task4);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == task5);
CU_ASSERT(spdk_get_transfer_task(&conn, 6) == task6);
spdk_clear_all_transfer_task(&conn, &lun2, mgmt_pdu2);
CU_ASSERT(spdk_get_transfer_task(&conn, 4) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 5) == NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 6) == task6);
spdk_clear_all_transfer_task(&conn, NULL, NULL);
CU_ASSERT(spdk_get_transfer_task(&conn, 6) == NULL);
CU_ASSERT(TAILQ_EMPTY(&conn.active_r2t_tasks));
while (!TAILQ_EMPTY(&g_write_pdu_list)) {
pdu = TAILQ_FIRST(&g_write_pdu_list);
TAILQ_REMOVE(&g_write_pdu_list, pdu, tailq);
spdk_put_pdu(pdu);
}
spdk_put_pdu(mgmt_pdu2);
spdk_put_pdu(mgmt_pdu1);
spdk_put_pdu(pdu6);
spdk_put_pdu(pdu5);
spdk_put_pdu(pdu4);
spdk_put_pdu(pdu3);
spdk_put_pdu(pdu2);
spdk_put_pdu(pdu1);
}
static void
abort_queued_datain_task_test(void)
{
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task *task, *task2, *task3;
int rc;
TAILQ_INIT(&conn.queued_datain_tasks);
task = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task != NULL);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task, link);
/* Slot of data in tasks are full */
conn.data_in_cnt = MAX_LARGE_DATAIN_PER_CONNECTION;
rc = _spdk_iscsi_conn_abort_queued_datain_task(&conn, task);
CU_ASSERT(rc != 0);
/* Only one slot remains and no subtasks are submitted yet. */
conn.data_in_cnt--;
task->current_datain_offset = 0;
rc = _spdk_iscsi_conn_abort_queued_datain_task(&conn, task);
CU_ASSERT(rc == 0);
CU_ASSERT(TAILQ_EMPTY(&conn.queued_datain_tasks));
task = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task != NULL);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task, link);
/* Only one slot remains and a subtask is submitted. */
task->scsi.transfer_len = SPDK_BDEV_LARGE_BUF_MAX_SIZE * 3;
task->current_datain_offset = SPDK_BDEV_LARGE_BUF_MAX_SIZE;
rc = _spdk_iscsi_conn_abort_queued_datain_task(&conn, task);
CU_ASSERT(rc != 0);
CU_ASSERT(task->current_datain_offset == SPDK_BDEV_LARGE_BUF_MAX_SIZE * 2);
CU_ASSERT(conn.data_in_cnt == MAX_LARGE_DATAIN_PER_CONNECTION);
/* Additional one slot becomes vacant. */
conn.data_in_cnt--;
rc = _spdk_iscsi_conn_abort_queued_datain_task(&conn, task);
CU_ASSERT(rc == 0);
CU_ASSERT(TAILQ_EMPTY(&conn.queued_datain_tasks));
spdk_iscsi_task_cpl(&task->scsi);
/* Queue three data in tasks and abort each task sequentially */
task = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task != NULL);
task->tag = 1;
task->current_datain_offset = 0;
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task, link);
task2 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task2 != NULL);
task2->tag = 2;
task2->current_datain_offset = 0;
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task2, link);
task3 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task3 != NULL);
task3->tag = 3;
task3->current_datain_offset = 0;
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task3, link);
conn.data_in_cnt--;
rc = spdk_iscsi_conn_abort_queued_datain_task(&conn, 1);
CU_ASSERT(rc == 0);
rc = spdk_iscsi_conn_abort_queued_datain_task(&conn, 2);
CU_ASSERT(rc == 0);
rc = spdk_iscsi_conn_abort_queued_datain_task(&conn, 3);
CU_ASSERT(rc == 0);
CU_ASSERT(TAILQ_EMPTY(&conn.queued_datain_tasks));
}
static bool
datain_task_is_queued(struct spdk_iscsi_conn *conn,
struct spdk_iscsi_task *task)
{
struct spdk_iscsi_task *tmp;
TAILQ_FOREACH(tmp, &conn->queued_datain_tasks, link) {
if (tmp == task) {
return true;
}
}
return false;
}
static void
abort_queued_datain_tasks_test(void)
{
struct spdk_iscsi_conn conn;
struct spdk_iscsi_task *task1, *task2, *task3, *task4, *task5, *task6;
struct spdk_iscsi_task *task, *tmp;
struct spdk_iscsi_pdu *pdu1, *pdu2, *pdu3, *pdu4, *pdu5, *pdu6;
struct spdk_iscsi_pdu *mgmt_pdu1, *mgmt_pdu2;
struct spdk_scsi_lun lun1, lun2;
uint32_t alloc_cmd_sn;
int rc;
TAILQ_INIT(&conn.queued_datain_tasks);
conn.data_in_cnt = 0;
alloc_cmd_sn = 88;
task1 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task1 != NULL);
pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu1 != NULL);
pdu1->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task1->current_datain_offset = 0;
task1->scsi.lun = &lun1;
spdk_iscsi_task_set_pdu(task1, pdu1);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task1, link);
task2 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task2 != NULL);
pdu2 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu2 != NULL);
pdu2->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task2->current_datain_offset = 0;
task2->scsi.lun = &lun2;
spdk_iscsi_task_set_pdu(task2, pdu2);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task2, link);
mgmt_pdu1 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(mgmt_pdu1 != NULL);
mgmt_pdu1->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task3 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task3 != NULL);
pdu3 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu3 != NULL);
pdu3->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task3->current_datain_offset = 0;
task3->scsi.lun = &lun1;
spdk_iscsi_task_set_pdu(task3, pdu3);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task3, link);
task4 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task4 != NULL);
pdu4 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu4 != NULL);
pdu4->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task4->current_datain_offset = 0;
task4->scsi.lun = &lun2;
spdk_iscsi_task_set_pdu(task4, pdu4);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task4, link);
task5 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task5 != NULL);
pdu5 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu5 != NULL);
pdu5->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task5->current_datain_offset = 0;
task5->scsi.lun = &lun1;
spdk_iscsi_task_set_pdu(task5, pdu5);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task5, link);
mgmt_pdu2 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(mgmt_pdu2 != NULL);
mgmt_pdu2->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task6 = spdk_iscsi_task_get(&conn, NULL, NULL);
SPDK_CU_ASSERT_FATAL(task6 != NULL);
pdu6 = spdk_get_pdu();
SPDK_CU_ASSERT_FATAL(pdu6 != NULL);
pdu6->cmd_sn = alloc_cmd_sn;
alloc_cmd_sn++;
task6->current_datain_offset = 0;
task6->scsi.lun = &lun2;
spdk_iscsi_task_set_pdu(task6, pdu6);
TAILQ_INSERT_TAIL(&conn.queued_datain_tasks, task6, link);
rc = spdk_iscsi_conn_abort_queued_datain_tasks(&conn, &lun1, mgmt_pdu1);
CU_ASSERT(rc == 0);
CU_ASSERT(!datain_task_is_queued(&conn, task1));
CU_ASSERT(datain_task_is_queued(&conn, task2));
CU_ASSERT(datain_task_is_queued(&conn, task3));
CU_ASSERT(datain_task_is_queued(&conn, task4));
CU_ASSERT(datain_task_is_queued(&conn, task5));
CU_ASSERT(datain_task_is_queued(&conn, task6));
rc = spdk_iscsi_conn_abort_queued_datain_tasks(&conn, &lun2, mgmt_pdu2);
CU_ASSERT(rc == 0);
CU_ASSERT(!datain_task_is_queued(&conn, task2));
CU_ASSERT(datain_task_is_queued(&conn, task3));
CU_ASSERT(!datain_task_is_queued(&conn, task4));
CU_ASSERT(datain_task_is_queued(&conn, task5));
CU_ASSERT(datain_task_is_queued(&conn, task6));
TAILQ_FOREACH_SAFE(task, &conn.queued_datain_tasks, link, tmp) {
TAILQ_REMOVE(&conn.queued_datain_tasks, task, link);
spdk_iscsi_task_cpl(&task->scsi);
}
spdk_put_pdu(mgmt_pdu2);
spdk_put_pdu(mgmt_pdu1);
spdk_put_pdu(pdu6);
spdk_put_pdu(pdu5);
spdk_put_pdu(pdu4);
spdk_put_pdu(pdu3);
spdk_put_pdu(pdu2);
spdk_put_pdu(pdu1);
}
static void
build_iovs_test(void)
{
struct spdk_iscsi_conn conn = {};
struct spdk_iscsi_pdu pdu = {};
struct iovec iovs[5] = {};
uint8_t *data;
uint32_t mapped_length = 0;
int rc;
conn.header_digest = true;
conn.data_digest = true;
DSET24(&pdu.bhs.data_segment_len, 512);
data = calloc(1, 512);
SPDK_CU_ASSERT_FATAL(data != NULL);
pdu.data = data;
pdu.bhs.total_ahs_len = 0;
pdu.bhs.opcode = ISCSI_OP_SCSI;
pdu.writev_offset = 0;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 4);
CU_ASSERT(iovs[0].iov_base == (void *)&pdu.bhs);
CU_ASSERT(iovs[0].iov_len == ISCSI_BHS_LEN);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.header_digest);
CU_ASSERT(iovs[1].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(iovs[2].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[2].iov_len == 512);
CU_ASSERT(iovs[3].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[3].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_BHS_LEN + ISCSI_DIGEST_LEN + 512 + ISCSI_DIGEST_LEN);
pdu.writev_offset = ISCSI_BHS_LEN / 2;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 4);
CU_ASSERT(iovs[0].iov_base == (void *)((uint8_t *)&pdu.bhs + ISCSI_BHS_LEN / 2));
CU_ASSERT(iovs[0].iov_len == ISCSI_BHS_LEN / 2);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.header_digest);
CU_ASSERT(iovs[1].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(iovs[2].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[2].iov_len == 512);
CU_ASSERT(iovs[3].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[3].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_BHS_LEN / 2 + ISCSI_DIGEST_LEN + 512 + ISCSI_DIGEST_LEN);
pdu.writev_offset = ISCSI_BHS_LEN;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 3);
CU_ASSERT(iovs[0].iov_base == (void *)pdu.header_digest);
CU_ASSERT(iovs[0].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[1].iov_len == 512);
CU_ASSERT(iovs[2].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[2].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_DIGEST_LEN + 512 + ISCSI_DIGEST_LEN);
pdu.writev_offset = ISCSI_BHS_LEN + ISCSI_DIGEST_LEN / 2;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 3);
CU_ASSERT(iovs[0].iov_base == (void *)((uint8_t *)pdu.header_digest + ISCSI_DIGEST_LEN / 2));
CU_ASSERT(iovs[0].iov_len == ISCSI_DIGEST_LEN / 2);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[1].iov_len == 512);
CU_ASSERT(iovs[2].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[2].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_DIGEST_LEN / 2 + 512 + ISCSI_DIGEST_LEN);
pdu.writev_offset = ISCSI_BHS_LEN + ISCSI_DIGEST_LEN;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 2);
CU_ASSERT(iovs[0].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[0].iov_len == 512);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[1].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == 512 + ISCSI_DIGEST_LEN);
pdu.writev_offset = ISCSI_BHS_LEN + ISCSI_DIGEST_LEN + 512;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[0].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_DIGEST_LEN);
pdu.writev_offset = ISCSI_BHS_LEN + ISCSI_DIGEST_LEN + 512 + ISCSI_DIGEST_LEN / 2;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_base == (void *)((uint8_t *)pdu.data_digest + ISCSI_DIGEST_LEN / 2));
CU_ASSERT(iovs[0].iov_len == ISCSI_DIGEST_LEN / 2);
CU_ASSERT(mapped_length == ISCSI_DIGEST_LEN / 2);
pdu.writev_offset = ISCSI_BHS_LEN + ISCSI_DIGEST_LEN + 512 + ISCSI_DIGEST_LEN;
rc = spdk_iscsi_build_iovs(&conn, iovs, 5, &pdu, &mapped_length);
CU_ASSERT(rc == 0);
CU_ASSERT(mapped_length == 0);
pdu.writev_offset = 0;
rc = spdk_iscsi_build_iovs(&conn, iovs, 1, &pdu, &mapped_length);
CU_ASSERT(rc == 1);
CU_ASSERT(iovs[0].iov_base == (void *)&pdu.bhs);
CU_ASSERT(iovs[0].iov_len == ISCSI_BHS_LEN);
CU_ASSERT(mapped_length == ISCSI_BHS_LEN);
rc = spdk_iscsi_build_iovs(&conn, iovs, 2, &pdu, &mapped_length);
CU_ASSERT(rc == 2);
CU_ASSERT(iovs[0].iov_base == (void *)&pdu.bhs);
CU_ASSERT(iovs[0].iov_len == ISCSI_BHS_LEN);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.header_digest);
CU_ASSERT(iovs[1].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_BHS_LEN + ISCSI_DIGEST_LEN);
rc = spdk_iscsi_build_iovs(&conn, iovs, 3, &pdu, &mapped_length);
CU_ASSERT(rc == 3);
CU_ASSERT(iovs[0].iov_base == (void *)&pdu.bhs);
CU_ASSERT(iovs[0].iov_len == ISCSI_BHS_LEN);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.header_digest);
CU_ASSERT(iovs[1].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(iovs[2].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[2].iov_len == 512);
CU_ASSERT(mapped_length == ISCSI_BHS_LEN + ISCSI_DIGEST_LEN + 512);
rc = spdk_iscsi_build_iovs(&conn, iovs, 4, &pdu, &mapped_length);
CU_ASSERT(rc == 4);
CU_ASSERT(iovs[0].iov_base == (void *)&pdu.bhs);
CU_ASSERT(iovs[0].iov_len == ISCSI_BHS_LEN);
CU_ASSERT(iovs[1].iov_base == (void *)pdu.header_digest);
CU_ASSERT(iovs[1].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(iovs[2].iov_base == (void *)pdu.data);
CU_ASSERT(iovs[2].iov_len == 512);
CU_ASSERT(iovs[3].iov_base == (void *)pdu.data_digest);
CU_ASSERT(iovs[3].iov_len == ISCSI_DIGEST_LEN);
CU_ASSERT(mapped_length == ISCSI_BHS_LEN + ISCSI_DIGEST_LEN + 512 + ISCSI_DIGEST_LEN);
free(data);
}
int
main(int argc, char **argv)
{
CU_pSuite suite = NULL;
unsigned int num_failures;
if (CU_initialize_registry() != CUE_SUCCESS) {
return CU_get_error();
}
suite = CU_add_suite("iscsi_suite", NULL, NULL);
if (suite == NULL) {
CU_cleanup_registry();
return CU_get_error();
}
if (
CU_add_test(suite, "login check target test", op_login_check_target_test) == NULL
|| CU_add_test(suite, "maxburstlength test", maxburstlength_test) == NULL
|| CU_add_test(suite, "underflow for read transfer test",
underflow_for_read_transfer_test) == NULL
|| CU_add_test(suite, "underflow for zero read transfer test",
underflow_for_zero_read_transfer_test) == NULL
|| CU_add_test(suite, "underflow for request sense test",
underflow_for_request_sense_test) == NULL
|| CU_add_test(suite, "underflow for check condition test",
underflow_for_check_condition_test) == NULL
|| CU_add_test(suite, "add transfer task test", add_transfer_task_test) == NULL
|| CU_add_test(suite, "get transfer task test", get_transfer_task_test) == NULL
|| CU_add_test(suite, "del transfer task test", del_transfer_task_test) == NULL
|| CU_add_test(suite, "clear all transfer tasks test",
clear_all_transfer_tasks_test) == NULL
|| CU_add_test(suite, "abort_queued_datain_task_test",
abort_queued_datain_task_test) == NULL
|| CU_add_test(suite, "abort_queued_datain_tasks_test",
abort_queued_datain_tasks_test) == NULL
|| CU_add_test(suite, "build_iovs_test", build_iovs_test) == NULL
) {
CU_cleanup_registry();
return CU_get_error();
}
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();
num_failures = CU_get_number_of_failures();
CU_cleanup_registry();
return num_failures;
}
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