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41bdcd4aed
* Update logging * Remove duplicate code * Update unit tests * Clean up includes * Merge ProtobufSerializer into protobuf_util namespace * Precompile regex * Add const * Add Split() convenience method, update log level/ID parsing * Move log.h to legacy folder * Elimininate gotos * Fixes for gcc 13 * Update compiler flags * Update default folder handling * Use references instead of pointers * Move code for better encapsulation * Move code * Remove unused method argument * Move device logger * Remove redundant to_string * Rename for consistency * Update handling of protobuf pointers * Simplify protobuf usage * Memory handling update * Add hasher
358 lines
14 KiB
C++
358 lines
14 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator PiSCSI
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// for Raspberry Pi
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//
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// Copyright (C) 2022-2023 Uwe Seimet
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//
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//---------------------------------------------------------------------------
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#include "mocks.h"
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#include "shared/scsi.h"
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#include "shared/piscsi_exceptions.h"
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#include "devices/primary_device.h"
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#include "devices/device_factory.h"
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#include "devices/scsi_command_util.h"
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using namespace scsi_defs;
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using namespace scsi_command_util;
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pair<shared_ptr<MockAbstractController>, shared_ptr<MockPrimaryDevice>> CreatePrimaryDevice(int id = 0)
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{
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auto controller = make_shared<NiceMock<MockAbstractController>>(id);
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auto device = make_shared<MockPrimaryDevice>(0);
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EXPECT_TRUE(device->Init({}));
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EXPECT_TRUE(controller->AddDevice(device));
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return { controller, device };
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}
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TEST(PrimaryDeviceTest, GetId)
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{
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const int ID = 5;
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auto [controller, device] = CreatePrimaryDevice(ID);
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EXPECT_EQ(ID, device->GetId());
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}
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TEST(PrimaryDeviceTest, PhaseChange)
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{
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auto [controller, device] = CreatePrimaryDevice();
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EXPECT_CALL(*controller, Status);
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device->EnterStatusPhase();
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EXPECT_CALL(*controller, DataIn);
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device->EnterDataInPhase();
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EXPECT_CALL(*controller, DataOut);
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device->EnterDataOutPhase();
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}
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TEST(PrimaryDeviceTest, Reset)
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{
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auto [controller, device] = CreatePrimaryDevice();
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device->Dispatch(scsi_command::eCmdReserve6);
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EXPECT_FALSE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must be reserved for initiator ID 1";
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device->Reset();
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must not be reserved anymore for initiator ID 1";
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}
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TEST(PrimaryDeviceTest, CheckReservation)
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{
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auto [controller, device] = CreatePrimaryDevice();
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EXPECT_TRUE(device->CheckReservation(0, scsi_command::eCmdTestUnitReady, false))
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<< "Device must not be reserved for initiator ID 0";
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device->Dispatch(scsi_command::eCmdReserve6);
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EXPECT_TRUE(device->CheckReservation(0, scsi_command::eCmdTestUnitReady, false))
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<< "Device must not be reserved for initiator ID 0";
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EXPECT_FALSE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must be reserved for initiator ID 1";
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EXPECT_FALSE(device->CheckReservation(-1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must be reserved for unknown initiator";
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdInquiry, false))
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<< "Device must not be reserved for INQUIRY";
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdRequestSense, false))
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<< "Device must not be reserved for REQUEST SENSE";
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdRelease6, false))
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<< "Device must not be reserved for RELEASE (6)";
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdPreventAllowMediumRemoval, false))
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<< "Device must not be reserved for PREVENT ALLOW MEDIUM REMOVAL with prevent bit not set";
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EXPECT_FALSE(device->CheckReservation(1, scsi_command::eCmdPreventAllowMediumRemoval, true))
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<< "Device must be reserved for PREVENT ALLOW MEDIUM REMOVAL with prevent bit set";
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}
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TEST(PrimaryDeviceTest, ReserveReleaseUnit)
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{
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auto [controller, device] = CreatePrimaryDevice();
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device->Dispatch(scsi_command::eCmdReserve6);
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EXPECT_FALSE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must be reserved for initiator ID 1";
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device->Dispatch(scsi_command::eCmdRelease6);
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must not be reserved anymore for initiator ID 1";
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ON_CALL(*controller, GetInitiatorId).WillByDefault(Return(-1));
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device->Dispatch(scsi_command::eCmdReserve6);
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EXPECT_FALSE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must be reserved for unknown initiator";
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device->Dispatch(scsi_command::eCmdRelease6);
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must not be reserved anymore for unknown initiator";
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}
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TEST(PrimaryDeviceTest, DiscardReservation)
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{
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auto [controller, device] = CreatePrimaryDevice();
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device->Dispatch(scsi_command::eCmdReserve6);
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EXPECT_FALSE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must be reserved for initiator ID 1";
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device->DiscardReservation();
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EXPECT_TRUE(device->CheckReservation(1, scsi_command::eCmdTestUnitReady, false))
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<< "Device must not be reserved anymore for initiator ID 1";
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}
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TEST(PrimaryDeviceTest, TestUnitReady)
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{
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auto [controller, device] = CreatePrimaryDevice();
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// Required by the bullseye clang++ compiler
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auto d = device;
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device->SetReset(true);
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device->SetAttn(true);
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device->SetReady(false);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdTestUnitReady); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::unit_attention),
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Property(&scsi_exception::get_asc, asc::power_on_or_reset))));
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device->SetReset(false);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdTestUnitReady); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::unit_attention),
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Property(&scsi_exception::get_asc, asc::not_ready_to_ready_change))));
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device->SetReset(true);
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device->SetAttn(false);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdTestUnitReady); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::unit_attention),
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Property(&scsi_exception::get_asc, asc::power_on_or_reset))));
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device->SetReset(false);
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device->SetAttn(true);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdTestUnitReady); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::unit_attention),
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Property(&scsi_exception::get_asc, asc::not_ready_to_ready_change))));
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device->SetAttn(false);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdTestUnitReady); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::not_ready),
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Property(&scsi_exception::get_asc, asc::medium_not_present))));
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device->SetReady(true);
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EXPECT_CALL(*controller, Status);
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device->Dispatch(scsi_command::eCmdTestUnitReady);
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EXPECT_EQ(status::good, controller->GetStatus());
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}
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TEST(PrimaryDeviceTest, Inquiry)
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{
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auto [controller, device] = CreatePrimaryDevice();
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// Required by the bullseye clang++ compiler
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auto d = device;
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// ALLOCATION LENGTH
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controller->SetCmdByte(4, 255);
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ON_CALL(*d, InquiryInternal()).WillByDefault([&d]() {
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return d->HandleInquiry(device_type::processor, scsi_level::spc_3, false);
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});
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EXPECT_CALL(*device, InquiryInternal);
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EXPECT_CALL(*controller, DataIn);
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ON_CALL(*controller, GetEffectiveLun()).WillByDefault(Return(1));
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device->Dispatch(scsi_command::eCmdInquiry);
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EXPECT_EQ(0x7f, controller->GetBuffer()[0]) << "Invalid LUN was not reported";
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ON_CALL(*controller, GetEffectiveLun()).WillByDefault(Return(0));
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EXPECT_FALSE(controller->AddDevice(make_shared<MockPrimaryDevice>(0))) << "Duplicate LUN was not rejected";
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EXPECT_CALL(*device, InquiryInternal);
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EXPECT_CALL(*controller, DataIn);
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device->Dispatch(scsi_command::eCmdInquiry);
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EXPECT_EQ(device_type::processor, (device_type)controller->GetBuffer()[0]);
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EXPECT_EQ(0x00, controller->GetBuffer()[1]) << "Device was not reported as non-removable";
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EXPECT_EQ(scsi_level::spc_3, (scsi_level)controller->GetBuffer()[2]) << "Wrong SCSI level";
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EXPECT_EQ(scsi_level::scsi_2, (scsi_level)controller->GetBuffer()[3]) << "Wrong response level";
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EXPECT_EQ(0x1f, controller->GetBuffer()[4]) << "Wrong additional data size";
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ON_CALL(*device, InquiryInternal()).WillByDefault([&d]() {
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return d->HandleInquiry(device_type::direct_access, scsi_level::scsi_1_ccs, true);
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});
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EXPECT_CALL(*device, InquiryInternal);
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EXPECT_CALL(*controller, DataIn);
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device->Dispatch(scsi_command::eCmdInquiry);
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EXPECT_EQ(device_type::direct_access, (device_type)controller->GetBuffer()[0]);
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EXPECT_EQ(0x80, controller->GetBuffer()[1]) << "Device was not reported as removable";
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EXPECT_EQ(scsi_level::scsi_1_ccs, (scsi_level)controller->GetBuffer()[2]) << "Wrong SCSI level";
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EXPECT_EQ(scsi_level::scsi_1_ccs, (scsi_level)controller->GetBuffer()[3]) << "Wrong response level";
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EXPECT_EQ(0x1f, controller->GetBuffer()[4]) << "Wrong additional data size";
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controller->SetCmdByte(1, 0x01);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdInquiry); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::illegal_request),
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Property(&scsi_exception::get_asc, asc::invalid_field_in_cdb))))
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<< "EVPD bit is not supported";
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controller->SetCmdByte(2, 0x01);
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EXPECT_CALL(*controller, DataIn).Times(0);
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EXPECT_THAT([&d] { d->Dispatch(scsi_command::eCmdInquiry); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::illegal_request),
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Property(&scsi_exception::get_asc, asc::invalid_field_in_cdb))))
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<< "PAGE CODE field is not supported";
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controller->SetCmdByte(1, 0);
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controller->SetCmdByte(2, 0);
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// ALLOCATION LENGTH
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controller->SetCmdByte(4, 1);
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EXPECT_CALL(*device, InquiryInternal);
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EXPECT_CALL(*controller, DataIn);
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device->Dispatch(scsi_command::eCmdInquiry);
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EXPECT_EQ(0x1f, controller->GetBuffer()[4]) << "Wrong additional data size";
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EXPECT_EQ(1, controller->GetLength()) << "Wrong ALLOCATION LENGTH handling";
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}
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TEST(PrimaryDeviceTest, RequestSense)
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{
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auto [controller, device] = CreatePrimaryDevice();
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// Required by the bullseye clang++ compiler
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auto d = device;
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// ALLOCATION LENGTH
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controller->SetCmdByte(4, 255);
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device->SetReady(false);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdRequestSense); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::not_ready),
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Property(&scsi_exception::get_asc, asc::medium_not_present))));
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device->SetReady(true);
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EXPECT_CALL(*controller, DataIn);
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device->Dispatch(scsi_command::eCmdRequestSense);
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EXPECT_EQ(status::good, controller->GetStatus());
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}
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TEST(PrimaryDeviceTest, SendDiagnostic)
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{
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auto [controller, device] = CreatePrimaryDevice();
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// Required by the bullseye clang++ compiler
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auto d = device;
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EXPECT_CALL(*controller, Status);
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device->Dispatch(scsi_command::eCmdSendDiagnostic);
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EXPECT_EQ(status::good, controller->GetStatus());
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controller->SetCmdByte(1, 0x10);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdSendDiagnostic); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::illegal_request),
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Property(&scsi_exception::get_asc, asc::invalid_field_in_cdb))))
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<< "SEND DIAGNOSTIC must fail because PF bit is not supported";
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controller->SetCmdByte(1, 0);
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controller->SetCmdByte(3, 1);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdSendDiagnostic); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::illegal_request),
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Property(&scsi_exception::get_asc, asc::invalid_field_in_cdb))))
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<< "SEND DIAGNOSTIC must fail because parameter list is not supported";
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controller->SetCmdByte(3, 0);
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controller->SetCmdByte(4, 1);
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EXPECT_THAT([&] { d->Dispatch(scsi_command::eCmdSendDiagnostic); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::illegal_request),
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Property(&scsi_exception::get_asc, asc::invalid_field_in_cdb))))
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<< "SEND DIAGNOSTIC must fail because parameter list is not supported";
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}
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TEST(PrimaryDeviceTest, ReportLuns)
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{
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const int LUN1 = 1;
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const int LUN2 = 4;
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auto controller = make_shared<MockAbstractController>(0);
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auto device1 = make_shared<MockPrimaryDevice>(LUN1);
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auto device2 = make_shared<MockPrimaryDevice>(LUN2);
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EXPECT_TRUE(device1->Init({}));
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EXPECT_TRUE(device2->Init({}));
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controller->AddDevice(device1);
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EXPECT_TRUE(controller->HasDeviceForLun(LUN1));
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controller->AddDevice(device2);
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EXPECT_TRUE(controller->HasDeviceForLun(LUN2));
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// ALLOCATION LENGTH
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controller->SetCmdByte(9, 255);
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EXPECT_CALL(*controller, DataIn);
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device1->Dispatch(scsi_command::eCmdReportLuns);
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const vector<uint8_t>& buffer = controller->GetBuffer();
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EXPECT_EQ(0, GetInt16(buffer, 0)) << "Wrong data length";
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EXPECT_EQ(16, GetInt16(buffer, 2)) << "Wrong data length";
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EXPECT_EQ(0, GetInt16(buffer, 8)) << "Wrong LUN1 number";
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EXPECT_EQ(0, GetInt16(buffer, 10)) << "Wrong LUN1 number";
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EXPECT_EQ(0, GetInt16(buffer, 12)) << "Wrong LUN1 number";
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EXPECT_EQ(LUN1, GetInt16(buffer, 14)) << "Wrong LUN1 number";
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EXPECT_EQ(0, GetInt16(buffer, 16)) << "Wrong LUN2 number";
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EXPECT_EQ(0, GetInt16(buffer, 18)) << "Wrong LUN2 number";
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EXPECT_EQ(0, GetInt16(buffer, 20)) << "Wrong LUN2 number";
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EXPECT_EQ(LUN2, GetInt16(buffer, 22)) << "Wrong LUN2 number";
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controller->SetCmdByte(2, 0x01);
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EXPECT_THAT([&] { device1->Dispatch(scsi_command::eCmdReportLuns); }, Throws<scsi_exception>(AllOf(
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Property(&scsi_exception::get_sense_key, sense_key::illegal_request),
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Property(&scsi_exception::get_asc, asc::invalid_field_in_cdb))))
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<< "Only SELECT REPORT mode 0 is supported";
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}
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TEST(PrimaryDeviceTest, Dispatch)
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{
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auto [controller, device] = CreatePrimaryDevice();
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EXPECT_THROW(device->Dispatch(static_cast<scsi_command>(0x1f)), scsi_exception) << "Unknown command";
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}
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TEST(PrimaryDeviceTest, WriteByteSequence)
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{
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auto [controller, device] = CreatePrimaryDevice();
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EXPECT_FALSE(device->WriteByteSequence({})) << "Primary device does not support writing byte sequences";
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}
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TEST(PrimaryDeviceTest, GetSetSendDelay)
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{
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MockPrimaryDevice device(0);
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EXPECT_EQ(-1, device.GetSendDelay()) << "Wrong delay default value";
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device.SetSendDelay(1234);
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EXPECT_EQ(1234, device.GetSendDelay());
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}
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TEST(PrimaryDeviceTest, Init)
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{
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param_map params;
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MockPrimaryDevice device(0);
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EXPECT_TRUE(device.Init(params)) << "Initialization of primary device must not fail";
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}
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