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PL286/system/update_engine/payload_state_unittest.cc

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//
// Copyright (C) 2012 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#include "update_engine/payload_state.h"
#include <base/files/file_path.h>
#include <base/files/file_util.h>
#include <base/strings/stringprintf.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "update_engine/common/constants.h"
#include "update_engine/common/fake_clock.h"
#include "update_engine/common/fake_hardware.h"
#include "update_engine/common/fake_prefs.h"
#include "update_engine/common/mock_prefs.h"
#include "update_engine/common/prefs.h"
#include "update_engine/common/test_utils.h"
#include "update_engine/common/utils.h"
#include "update_engine/fake_system_state.h"
#include "update_engine/omaha_request_action.h"
using base::Time;
using base::TimeDelta;
using std::string;
using testing::AnyNumber;
using testing::AtLeast;
using testing::Mock;
using testing::NiceMock;
using testing::Return;
using testing::SetArgumentPointee;
using testing::_;
namespace chromeos_update_engine {
const char* kCurrentBytesDownloadedFromHttps =
"current-bytes-downloaded-from-HttpsServer";
const char* kTotalBytesDownloadedFromHttps =
"total-bytes-downloaded-from-HttpsServer";
const char* kCurrentBytesDownloadedFromHttp =
"current-bytes-downloaded-from-HttpServer";
const char* kTotalBytesDownloadedFromHttp =
"total-bytes-downloaded-from-HttpServer";
const char* kCurrentBytesDownloadedFromHttpPeer =
"current-bytes-downloaded-from-HttpPeer";
const char* kTotalBytesDownloadedFromHttpPeer =
"total-bytes-downloaded-from-HttpPeer";
static void SetupPayloadStateWith2Urls(string hash,
bool http_enabled,
bool is_delta_payload,
PayloadState* payload_state,
OmahaResponse* response) {
response->packages.clear();
response->packages.push_back({.payload_urls = {"http://test", "https://test"},
.size = 523456789,
.metadata_size = 558123,
.metadata_signature = "metasign",
.hash = hash,
.is_delta = is_delta_payload});
response->max_failure_count_per_url = 3;
payload_state->SetResponse(*response);
string stored_response_sign = payload_state->GetResponseSignature();
string expected_url_https_only =
" NumURLs = 1\n"
" Candidate Url0 = https://test\n";
string expected_urls_both =
" NumURLs = 2\n"
" Candidate Url0 = http://test\n"
" Candidate Url1 = https://test\n";
string expected_response_sign = base::StringPrintf(
"Payload 0:\n"
" Size = 523456789\n"
" Sha256 Hash = %s\n"
" Metadata Size = 558123\n"
" Metadata Signature = metasign\n"
" Is Delta = %d\n"
"%s"
"Max Failure Count Per Url = %d\n"
"Disable Payload Backoff = %d\n",
hash.c_str(),
response->packages[0].is_delta,
(http_enabled ? expected_urls_both : expected_url_https_only).c_str(),
response->max_failure_count_per_url,
response->disable_payload_backoff);
EXPECT_EQ(expected_response_sign, stored_response_sign);
}
class PayloadStateTest : public ::testing::Test { };
TEST(PayloadStateTest, SetResponseWorksWithEmptyResponse) {
OmahaResponse response;
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, 0)).Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0)).Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsUpdateTimestampStart, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsUpdateDurationUptime, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttps, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttp, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttpPeer, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsNumReboots, 0)).Times(AtLeast(1));
PayloadState payload_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
payload_state.SetResponse(response);
string stored_response_sign = payload_state.GetResponseSignature();
string expected_response_sign =
"Max Failure Count Per Url = 0\n"
"Disable Payload Backoff = 0\n";
EXPECT_EQ(expected_response_sign, stored_response_sign);
EXPECT_EQ("", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
EXPECT_EQ(1, payload_state.GetNumResponsesSeen());
}
TEST(PayloadStateTest, SetResponseWorksWithSingleUrl) {
OmahaResponse response;
response.packages.push_back({.payload_urls = {"https://single.url.test"},
.size = 123456789,
.metadata_size = 58123,
.metadata_signature = "msign",
.hash = "hash"});
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsUpdateTimestampStart, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsUpdateDurationUptime, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttps, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttp, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttpPeer, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsNumReboots, 0))
.Times(AtLeast(1));
PayloadState payload_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
payload_state.SetResponse(response);
string stored_response_sign = payload_state.GetResponseSignature();
string expected_response_sign =
"Payload 0:\n"
" Size = 123456789\n"
" Sha256 Hash = hash\n"
" Metadata Size = 58123\n"
" Metadata Signature = msign\n"
" Is Delta = 0\n"
" NumURLs = 1\n"
" Candidate Url0 = https://single.url.test\n"
"Max Failure Count Per Url = 0\n"
"Disable Payload Backoff = 0\n";
EXPECT_EQ(expected_response_sign, stored_response_sign);
EXPECT_EQ("https://single.url.test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
EXPECT_EQ(1, payload_state.GetNumResponsesSeen());
}
TEST(PayloadStateTest, SetResponseWorksWithMultipleUrls) {
OmahaResponse response;
response.packages.push_back({.payload_urls = {"http://multiple.url.test",
"https://multiple.url.test"},
.size = 523456789,
.metadata_size = 558123,
.metadata_signature = "metasign",
.hash = "rhash"});
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttps, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttp, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttpPeer, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsNumReboots, 0))
.Times(AtLeast(1));
PayloadState payload_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
payload_state.SetResponse(response);
string stored_response_sign = payload_state.GetResponseSignature();
string expected_response_sign =
"Payload 0:\n"
" Size = 523456789\n"
" Sha256 Hash = rhash\n"
" Metadata Size = 558123\n"
" Metadata Signature = metasign\n"
" Is Delta = 0\n"
" NumURLs = 2\n"
" Candidate Url0 = http://multiple.url.test\n"
" Candidate Url1 = https://multiple.url.test\n"
"Max Failure Count Per Url = 0\n"
"Disable Payload Backoff = 0\n";
EXPECT_EQ(expected_response_sign, stored_response_sign);
EXPECT_EQ("http://multiple.url.test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
EXPECT_EQ(1, payload_state.GetNumResponsesSeen());
}
TEST(PayloadStateTest, CanAdvanceUrlIndexCorrectly) {
OmahaResponse response;
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
PayloadState payload_state;
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
// Payload attempt should start with 0 and then advance to 1.
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 1))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 1))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, _)).Times(AtLeast(2));
// Reboots will be set
EXPECT_CALL(*prefs, SetInt64(kPrefsNumReboots, _)).Times(AtLeast(1));
// Url index should go from 0 to 1 twice.
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0)).Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 1)).Times(AtLeast(1));
// Failure count should be called each times url index is set, so that's
// 4 times for this test.
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(4));
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// This does a SetResponse which causes all the states to be set to 0 for
// the first time.
SetupPayloadStateWith2Urls(
"Hash1235", true, false, &payload_state, &response);
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
// Verify that on the first error, the URL index advances to 1.
ErrorCode error = ErrorCode::kDownloadMetadataSignatureMismatch;
payload_state.UpdateFailed(error);
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
// Verify that on the next error, the URL index wraps around to 0.
payload_state.UpdateFailed(error);
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
// Verify that on the next error, it again advances to 1.
payload_state.UpdateFailed(error);
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
// Verify that we switched URLs three times
EXPECT_EQ(3U, payload_state.GetUrlSwitchCount());
}
TEST(PayloadStateTest, NewResponseResetsPayloadState) {
OmahaResponse response;
FakeSystemState fake_system_state;
PayloadState payload_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(_, _, _, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(AnyNumber());
// Set the first response.
SetupPayloadStateWith2Urls(
"Hash5823", true, false, &payload_state, &response);
EXPECT_EQ(1, payload_state.GetNumResponsesSeen());
// Advance the URL index to 1 by faking an error.
ErrorCode error = ErrorCode::kDownloadMetadataSignatureMismatch;
payload_state.UpdateFailed(error);
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
// Now, slightly change the response and set it again.
SetupPayloadStateWith2Urls(
"Hash8225", true, false, &payload_state, &response);
EXPECT_EQ(2, payload_state.GetNumResponsesSeen());
// Fake an error again.
payload_state.UpdateFailed(error);
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
// Return a third different response.
SetupPayloadStateWith2Urls(
"Hash9999", true, false, &payload_state, &response);
EXPECT_EQ(3, payload_state.GetNumResponsesSeen());
// Make sure the url index was reset to 0 because of the new response.
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
EXPECT_EQ(0U,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(0U,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(
0U, payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpsServer));
EXPECT_EQ(0U,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpsServer));
}
TEST(PayloadStateTest, AllCountersGetUpdatedProperlyOnErrorCodesAndEvents) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
int progress_bytes = 100;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(2));
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 1))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 2))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(2));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 1))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 2))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, _)).Times(AtLeast(4));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0)).Times(AtLeast(4));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 1)).Times(AtLeast(2));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(7));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 1))
.Times(AtLeast(2));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 2))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsUpdateTimestampStart, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsUpdateDurationUptime, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttps, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttp, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttpPeer, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kCurrentBytesDownloadedFromHttp, progress_bytes))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kTotalBytesDownloadedFromHttp, progress_bytes))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsNumReboots, 0))
.Times(AtLeast(1));
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash5873", true, false, &payload_state, &response);
EXPECT_EQ(1, payload_state.GetNumResponsesSeen());
// This should advance the URL index.
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
// This should advance the failure count only.
payload_state.UpdateFailed(ErrorCode::kDownloadTransferError);
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1U, payload_state.GetUrlFailureCount());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
// This should advance the failure count only.
payload_state.UpdateFailed(ErrorCode::kDownloadTransferError);
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(2U, payload_state.GetUrlFailureCount());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
// This should advance the URL index as we've reached the
// max failure count and reset the failure count for the new URL index.
// This should also wrap around the URL index and thus cause the payload
// attempt number to be incremented.
payload_state.UpdateFailed(ErrorCode::kDownloadTransferError);
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(2U, payload_state.GetUrlSwitchCount());
EXPECT_TRUE(payload_state.ShouldBackoffDownload());
// This should advance the URL index.
payload_state.UpdateFailed(ErrorCode::kPayloadHashMismatchError);
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(3U, payload_state.GetUrlSwitchCount());
EXPECT_TRUE(payload_state.ShouldBackoffDownload());
// This should advance the URL index and payload attempt number due to
// wrap-around of URL index.
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMissingError);
EXPECT_EQ(2, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(2, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(4U, payload_state.GetUrlSwitchCount());
EXPECT_TRUE(payload_state.ShouldBackoffDownload());
// This HTTP error code should only increase the failure count.
payload_state.UpdateFailed(static_cast<ErrorCode>(
static_cast<int>(ErrorCode::kOmahaRequestHTTPResponseBase) + 404));
EXPECT_EQ(2, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(2, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1U, payload_state.GetUrlFailureCount());
EXPECT_EQ(4U, payload_state.GetUrlSwitchCount());
EXPECT_TRUE(payload_state.ShouldBackoffDownload());
// And that failure count should be reset when we download some bytes
// afterwards.
payload_state.DownloadProgress(progress_bytes);
EXPECT_EQ(2, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(2, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(4U, payload_state.GetUrlSwitchCount());
EXPECT_TRUE(payload_state.ShouldBackoffDownload());
// Now, slightly change the response and set it again.
SetupPayloadStateWith2Urls(
"Hash8532", true, false, &payload_state, &response);
EXPECT_EQ(2, payload_state.GetNumResponsesSeen());
// Make sure the url index was reset to 0 because of the new response.
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
}
TEST(PayloadStateTest, PayloadAttemptNumberIncreasesOnSuccessfulFullDownload) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 1))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 1))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, _))
.Times(AtLeast(2));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(1));
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
// This should just advance the payload attempt number;
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
payload_state.DownloadComplete();
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
}
TEST(PayloadStateTest, PayloadAttemptNumberIncreasesOnSuccessfulDeltaDownload) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AnyNumber());
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsPayloadAttemptNumber, 1))
.Times(AtLeast(1));
// kPrefsFullPayloadAttemptNumber is not incremented for delta payloads.
EXPECT_CALL(*prefs, SetInt64(kPrefsFullPayloadAttemptNumber, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsBackoffExpiryTime, _))
.Times(1);
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlIndex, 0))
.Times(AtLeast(1));
EXPECT_CALL(*prefs, SetInt64(kPrefsCurrentUrlFailureCount, 0))
.Times(AtLeast(1));
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls("Hash8593", true, true, &payload_state, &response);
// This should just advance the payload attempt number;
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
payload_state.DownloadComplete();
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
}
TEST(PayloadStateTest, SetResponseResetsInvalidUrlIndex) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash4427", true, false, &payload_state, &response);
// Generate enough events to advance URL index, failure count and
// payload attempt number all to 1.
payload_state.DownloadComplete();
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
payload_state.UpdateFailed(ErrorCode::kDownloadTransferError);
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1U, payload_state.GetUrlFailureCount());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
// Now, simulate a corrupted url index on persisted store which gets
// loaded when update_engine restarts. Using a different prefs object
// so as to not bother accounting for the uninteresting calls above.
FakeSystemState fake_system_state2;
NiceMock<MockPrefs>* prefs2 = fake_system_state2.mock_prefs();
EXPECT_CALL(*prefs2, Exists(_)).WillRepeatedly(Return(true));
EXPECT_CALL(*prefs2, GetInt64(_, _)).Times(AtLeast(1));
EXPECT_CALL(*prefs2, GetInt64(kPrefsPayloadAttemptNumber, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs2, GetInt64(kPrefsFullPayloadAttemptNumber, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs2, GetInt64(kPrefsCurrentUrlIndex, _))
.WillRepeatedly(DoAll(SetArgumentPointee<1>(2), Return(true)));
EXPECT_CALL(*prefs2, GetInt64(kPrefsCurrentUrlFailureCount, _))
.Times(AtLeast(1));
EXPECT_CALL(*prefs2, GetInt64(kPrefsUrlSwitchCount, _))
.Times(AtLeast(1));
// Note: This will be a different payload object, but the response should
// have the same hash as before so as to not trivially reset because the
// response was different. We want to specifically test that even if the
// response is same, we should reset the state if we find it corrupted.
EXPECT_TRUE(payload_state.Initialize(&fake_system_state2));
SetupPayloadStateWith2Urls(
"Hash4427", true, false, &payload_state, &response);
// Make sure all counters get reset to 0 because of the corrupted URL index
// we supplied above.
EXPECT_EQ(0, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
}
TEST(PayloadStateTest, NoBackoffInteractiveChecks) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
OmahaRequestParams params(&fake_system_state);
params.Init("", "", true); // is_interactive = True.
fake_system_state.set_request_params(&params);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash6437", true, false, &payload_state, &response);
// Simulate two failures (enough to cause payload backoff) and check
// again that we're ready to re-download without any backoff as this is
// an interactive check.
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
}
TEST(PayloadStateTest, NoBackoffForP2PUpdates) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
OmahaRequestParams params(&fake_system_state);
params.Init("", "", false); // is_interactive = False.
fake_system_state.set_request_params(&params);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash6437", true, false, &payload_state, &response);
// Simulate two failures (enough to cause payload backoff) and check
// again that we're ready to re-download without any backoff as this is
// an interactive check.
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
// Set p2p url.
payload_state.SetUsingP2PForDownloading(true);
payload_state.SetP2PUrl("http://mypeer:52909/path/to/file");
// Should not backoff for p2p updates.
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
payload_state.SetP2PUrl("");
// No actual p2p update if no url is provided.
EXPECT_TRUE(payload_state.ShouldBackoffDownload());
}
TEST(PayloadStateTest, NoBackoffForDeltaPayloads) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls("Hash6437", true, true, &payload_state, &response);
// Simulate a successful download and see that we're ready to download
// again without any backoff as this is a delta payload.
payload_state.DownloadComplete();
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
// Simulate two failures (enough to cause payload backoff) and check
// again that we're ready to re-download without any backoff as this is
// a delta payload.
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(2, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(0, payload_state.GetFullPayloadAttemptNumber());
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
}
static void CheckPayloadBackoffState(PayloadState* payload_state,
int expected_attempt_number,
TimeDelta expected_days) {
payload_state->DownloadComplete();
EXPECT_EQ(expected_attempt_number,
payload_state->GetFullPayloadAttemptNumber());
EXPECT_TRUE(payload_state->ShouldBackoffDownload());
Time backoff_expiry_time = payload_state->GetBackoffExpiryTime();
// Add 1 hour extra to the 6 hour fuzz check to tolerate edge cases.
TimeDelta max_fuzz_delta = TimeDelta::FromHours(7);
Time expected_min_time = Time::Now() + expected_days - max_fuzz_delta;
Time expected_max_time = Time::Now() + expected_days + max_fuzz_delta;
EXPECT_LT(expected_min_time.ToInternalValue(),
backoff_expiry_time.ToInternalValue());
EXPECT_GT(expected_max_time.ToInternalValue(),
backoff_expiry_time.ToInternalValue());
}
TEST(PayloadStateTest, BackoffPeriodsAreInCorrectRange) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8939", true, false, &payload_state, &response);
CheckPayloadBackoffState(&payload_state, 1, TimeDelta::FromDays(1));
CheckPayloadBackoffState(&payload_state, 2, TimeDelta::FromDays(2));
CheckPayloadBackoffState(&payload_state, 3, TimeDelta::FromDays(4));
CheckPayloadBackoffState(&payload_state, 4, TimeDelta::FromDays(8));
CheckPayloadBackoffState(&payload_state, 5, TimeDelta::FromDays(16));
CheckPayloadBackoffState(&payload_state, 6, TimeDelta::FromDays(16));
CheckPayloadBackoffState(&payload_state, 7, TimeDelta::FromDays(16));
CheckPayloadBackoffState(&payload_state, 8, TimeDelta::FromDays(16));
CheckPayloadBackoffState(&payload_state, 9, TimeDelta::FromDays(16));
CheckPayloadBackoffState(&payload_state, 10, TimeDelta::FromDays(16));
}
TEST(PayloadStateTest, BackoffLogicCanBeDisabled) {
OmahaResponse response;
response.disable_payload_backoff = true;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8939", true, false, &payload_state, &response);
// Simulate a successful download and see that we are ready to download
// again without any backoff.
payload_state.DownloadComplete();
EXPECT_EQ(1, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(1, payload_state.GetFullPayloadAttemptNumber());
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
// Test again, this time by simulating two errors that would cause
// the payload attempt number to increment due to wrap around. And
// check that we are still ready to re-download without any backoff.
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
payload_state.UpdateFailed(ErrorCode::kDownloadMetadataSignatureMismatch);
EXPECT_EQ(2, payload_state.GetPayloadAttemptNumber());
EXPECT_EQ(2, payload_state.GetFullPayloadAttemptNumber());
EXPECT_FALSE(payload_state.ShouldBackoffDownload());
}
TEST(PayloadStateTest, BytesDownloadedMetricsGetAddedToCorrectSources) {
OmahaResponse response;
response.disable_payload_backoff = true;
PayloadState payload_state;
FakeSystemState fake_system_state;
uint64_t https_total = 0;
uint64_t http_total = 0;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash3286", true, false, &payload_state, &response);
EXPECT_EQ(1, payload_state.GetNumResponsesSeen());
// Simulate a previous attempt with in order to set an initial non-zero value
// for the total bytes downloaded for HTTP.
uint64_t prev_chunk = 323456789;
http_total += prev_chunk;
payload_state.DownloadProgress(prev_chunk);
// Ensure that the initial values for HTTP reflect this attempt.
EXPECT_EQ(prev_chunk,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(http_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
// Change the response hash so as to simulate a new response which will
// reset the current bytes downloaded, but not the total bytes downloaded.
SetupPayloadStateWith2Urls(
"Hash9904", true, false, &payload_state, &response);
EXPECT_EQ(2, payload_state.GetNumResponsesSeen());
// First, simulate successful download of a few bytes over HTTP.
uint64_t first_chunk = 5000000;
http_total += first_chunk;
payload_state.DownloadProgress(first_chunk);
// Test that first all progress is made on HTTP and none on HTTPS.
EXPECT_EQ(first_chunk,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(http_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(0U, payload_state.GetCurrentBytesDownloaded(
kDownloadSourceHttpsServer));
EXPECT_EQ(https_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpsServer));
// Simulate an error that'll cause the url index to point to https.
ErrorCode error = ErrorCode::kDownloadMetadataSignatureMismatch;
payload_state.UpdateFailed(error);
// Test that no new progress is made on HTTP and new progress is on HTTPS.
uint64_t second_chunk = 23456789;
https_total += second_chunk;
payload_state.DownloadProgress(second_chunk);
EXPECT_EQ(first_chunk,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(http_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(second_chunk, payload_state.GetCurrentBytesDownloaded(
kDownloadSourceHttpsServer));
EXPECT_EQ(https_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpsServer));
// Simulate error to go back to http.
payload_state.UpdateFailed(error);
uint64_t third_chunk = 32345678;
uint64_t http_chunk = first_chunk + third_chunk;
http_total += third_chunk;
payload_state.DownloadProgress(third_chunk);
// Test that third chunk is again back on HTTP. HTTPS remains on second chunk.
EXPECT_EQ(http_chunk,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(http_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(second_chunk, payload_state.GetCurrentBytesDownloaded(
kDownloadSourceHttpsServer));
EXPECT_EQ(https_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpsServer));
// Simulate error (will cause URL switch), set p2p is to be used and
// then do 42MB worth of progress
payload_state.UpdateFailed(error);
payload_state.SetUsingP2PForDownloading(true);
uint64_t p2p_total = 42 * 1000 * 1000;
payload_state.DownloadProgress(p2p_total);
EXPECT_EQ(p2p_total,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpPeer));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(_, _, _, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricSuccessfulUpdateUrlSwitchCount,
3, _, _, _));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricSuccessfulUpdateTotalDurationMinutes,
_, _, _, _));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricSuccessfulUpdateDownloadOverheadPercentage,
314, _, _, _));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricAttemptPayloadType, kPayloadTypeFull, kNumPayloadTypes));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricSuccessfulUpdatePayloadType, kPayloadTypeFull,
kNumPayloadTypes));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricSuccessfulUpdateAttemptCount, 1, _, _, _));
payload_state.UpdateSucceeded();
// Make sure the metrics are reset after a successful update.
EXPECT_EQ(0U,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(0U,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(0U, payload_state.GetCurrentBytesDownloaded(
kDownloadSourceHttpsServer));
EXPECT_EQ(0U,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpsServer));
EXPECT_EQ(0, payload_state.GetNumResponsesSeen());
}
TEST(PayloadStateTest, DownloadSourcesUsedIsCorrect) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash3286", true, false, &payload_state, &response);
// Simulate progress in order to mark HTTP as one of the sources used.
uint64_t num_bytes = 42 * 1000 * 1000;
payload_state.DownloadProgress(num_bytes);
// Check that this was done via HTTP.
EXPECT_EQ(num_bytes,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(num_bytes,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
// Check that only HTTP is reported as a download source.
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(_, _, _, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricSuccessfulUpdateDownloadSourcesUsed,
(1 << kDownloadSourceHttpServer),
_, _, _));
payload_state.UpdateSucceeded();
}
TEST(PayloadStateTest, RestartingUpdateResetsMetrics) {
OmahaResponse response;
FakeSystemState fake_system_state;
PayloadState payload_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// Set the first response.
SetupPayloadStateWith2Urls(
"Hash5823", true, false, &payload_state, &response);
uint64_t num_bytes = 10000;
payload_state.DownloadProgress(num_bytes);
EXPECT_EQ(num_bytes,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(num_bytes,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(0U, payload_state.GetCurrentBytesDownloaded(
kDownloadSourceHttpsServer));
EXPECT_EQ(0U,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpsServer));
payload_state.UpdateRestarted();
// Make sure the current bytes downloaded is reset, but not the total bytes.
EXPECT_EQ(0U,
payload_state.GetCurrentBytesDownloaded(kDownloadSourceHttpServer));
EXPECT_EQ(num_bytes,
payload_state.GetTotalBytesDownloaded(kDownloadSourceHttpServer));
}
TEST(PayloadStateTest, NumRebootsIncrementsCorrectly) {
FakeSystemState fake_system_state;
PayloadState payload_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(AtLeast(0));
EXPECT_CALL(*prefs, SetInt64(kPrefsNumReboots, 1)).Times(AtLeast(1));
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
payload_state.UpdateRestarted();
EXPECT_EQ(0U, payload_state.GetNumReboots());
fake_system_state.set_system_rebooted(true);
payload_state.UpdateResumed();
// Num reboots should be incremented because system rebooted detected.
EXPECT_EQ(1U, payload_state.GetNumReboots());
fake_system_state.set_system_rebooted(false);
payload_state.UpdateResumed();
// Num reboots should now be 1 as reboot was not detected.
EXPECT_EQ(1U, payload_state.GetNumReboots());
// Restart the update again to verify we set the num of reboots back to 0.
payload_state.UpdateRestarted();
EXPECT_EQ(0U, payload_state.GetNumReboots());
}
TEST(PayloadStateTest, RollbackVersion) {
FakeSystemState fake_system_state;
PayloadState payload_state;
NiceMock<MockPrefs>* mock_powerwash_safe_prefs =
fake_system_state.mock_powerwash_safe_prefs();
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// Verify pre-conditions are good.
EXPECT_TRUE(payload_state.GetRollbackVersion().empty());
// Mock out the os version and make sure it's blacklisted correctly.
string rollback_version = "2345.0.0";
OmahaRequestParams params(&fake_system_state);
params.Init(rollback_version, "", false);
fake_system_state.set_request_params(&params);
EXPECT_CALL(*mock_powerwash_safe_prefs, SetString(kPrefsRollbackVersion,
rollback_version));
payload_state.Rollback();
EXPECT_EQ(rollback_version, payload_state.GetRollbackVersion());
// Change it up a little and verify we load it correctly.
rollback_version = "2345.0.1";
// Let's verify we can reload it correctly.
EXPECT_CALL(*mock_powerwash_safe_prefs, GetString(
kPrefsRollbackVersion, _)).WillOnce(DoAll(
SetArgumentPointee<1>(rollback_version), Return(true)));
EXPECT_CALL(*mock_powerwash_safe_prefs, SetString(kPrefsRollbackVersion,
rollback_version));
payload_state.LoadRollbackVersion();
EXPECT_EQ(rollback_version, payload_state.GetRollbackVersion());
// Check that we report only UpdateEngine.Rollback.* metrics in
// UpdateSucceeded().
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(_, _, _, _, _))
.Times(0);
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(0);
EXPECT_CALL(*fake_system_state.mock_metrics_lib(),
SendEnumToUMA(
metrics::kMetricRollbackResult,
static_cast<int>(metrics::RollbackResult::kSuccess),
static_cast<int>(metrics::RollbackResult::kNumConstants)));
payload_state.UpdateSucceeded();
}
TEST(PayloadStateTest, DurationsAreCorrect) {
OmahaResponse response;
response.packages.resize(1);
PayloadState payload_state;
FakeSystemState fake_system_state;
FakeClock fake_clock;
FakePrefs fake_prefs;
// Set the clock to a well-known time - 1 second on the wall-clock
// and 2 seconds on the monotonic clock
fake_clock.SetWallclockTime(Time::FromInternalValue(1000000));
fake_clock.SetMonotonicTime(Time::FromInternalValue(2000000));
fake_system_state.set_clock(&fake_clock);
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// Check that durations are correct for a successful update where
// time has advanced 7 seconds on the wall clock and 4 seconds on
// the monotonic clock.
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
fake_clock.SetWallclockTime(Time::FromInternalValue(8000000));
fake_clock.SetMonotonicTime(Time::FromInternalValue(6000000));
payload_state.UpdateSucceeded();
EXPECT_EQ(payload_state.GetUpdateDuration().InMicroseconds(), 7000000);
EXPECT_EQ(payload_state.GetUpdateDurationUptime().InMicroseconds(), 4000000);
// Check that durations are reset when a new response comes in.
SetupPayloadStateWith2Urls(
"Hash8594", true, false, &payload_state, &response);
EXPECT_EQ(payload_state.GetUpdateDuration().InMicroseconds(), 0);
EXPECT_EQ(payload_state.GetUpdateDurationUptime().InMicroseconds(), 0);
// Advance time a bit (10 secs), simulate download progress and
// check that durations are updated.
fake_clock.SetWallclockTime(Time::FromInternalValue(18000000));
fake_clock.SetMonotonicTime(Time::FromInternalValue(16000000));
payload_state.DownloadProgress(10);
EXPECT_EQ(payload_state.GetUpdateDuration().InMicroseconds(), 10000000);
EXPECT_EQ(payload_state.GetUpdateDurationUptime().InMicroseconds(), 10000000);
// Now simulate a reboot by resetting monotonic time (to 5000) and
// creating a new PayloadState object and check that we load the
// durations correctly (e.g. they are the same as before).
fake_clock.SetMonotonicTime(Time::FromInternalValue(5000));
PayloadState payload_state2;
EXPECT_TRUE(payload_state2.Initialize(&fake_system_state));
payload_state2.SetResponse(response);
EXPECT_EQ(payload_state2.GetUpdateDuration().InMicroseconds(), 10000000);
EXPECT_EQ(payload_state2.GetUpdateDurationUptime().InMicroseconds(),
10000000);
// Advance wall-clock by 7 seconds and monotonic clock by 6 seconds
// and check that the durations are increased accordingly.
fake_clock.SetWallclockTime(Time::FromInternalValue(25000000));
fake_clock.SetMonotonicTime(Time::FromInternalValue(6005000));
payload_state2.UpdateSucceeded();
EXPECT_EQ(payload_state2.GetUpdateDuration().InMicroseconds(), 17000000);
EXPECT_EQ(payload_state2.GetUpdateDurationUptime().InMicroseconds(),
16000000);
}
TEST(PayloadStateTest, RebootAfterSuccessfulUpdateTest) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
FakeClock fake_clock;
FakePrefs fake_prefs;
// Set the clock to a well-known time (t = 30 seconds).
fake_clock.SetWallclockTime(Time::FromInternalValue(
30 * Time::kMicrosecondsPerSecond));
fake_system_state.set_clock(&fake_clock);
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// Make the update succeed.
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
payload_state.UpdateSucceeded();
// Check that the marker was written.
EXPECT_TRUE(fake_prefs.Exists(kPrefsSystemUpdatedMarker));
// Now simulate a reboot and set the wallclock time to a later point
// (t = 500 seconds). We do this by using a new PayloadState object
// and checking that it emits the right UMA metric with the right
// value.
fake_clock.SetWallclockTime(Time::FromInternalValue(
500 * Time::kMicrosecondsPerSecond));
PayloadState payload_state2;
EXPECT_TRUE(payload_state2.Initialize(&fake_system_state));
// Expect 500 - 30 seconds = 470 seconds ~= 7 min 50 sec
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricTimeToRebootMinutes,
7, _, _, _));
fake_system_state.set_system_rebooted(true);
payload_state2.UpdateEngineStarted();
// Check that the marker was nuked.
EXPECT_FALSE(fake_prefs.Exists(kPrefsSystemUpdatedMarker));
}
TEST(PayloadStateTest, RestartAfterCrash) {
PayloadState payload_state;
FakeSystemState fake_system_state;
NiceMock<MockPrefs>* prefs = fake_system_state.mock_prefs();
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// Only the |kPrefsAttemptInProgress| state variable should be read.
EXPECT_CALL(*prefs, Exists(_)).Times(0);
EXPECT_CALL(*prefs, SetString(_, _)).Times(0);
EXPECT_CALL(*prefs, SetInt64(_, _)).Times(0);
EXPECT_CALL(*prefs, SetBoolean(_, _)).Times(0);
EXPECT_CALL(*prefs, GetString(_, _)).Times(0);
EXPECT_CALL(*prefs, GetInt64(_, _)).Times(0);
EXPECT_CALL(*prefs, GetBoolean(_, _)).Times(0);
EXPECT_CALL(*prefs, GetBoolean(kPrefsAttemptInProgress, _));
// No metrics are reported after a crash.
EXPECT_CALL(*fake_system_state.mock_metrics_lib(),
SendToUMA(_, _, _, _, _)).Times(0);
// Simulate an update_engine restart without a reboot.
fake_system_state.set_system_rebooted(false);
payload_state.UpdateEngineStarted();
}
TEST(PayloadStateTest, AbnormalTerminationAttemptMetricsNoReporting) {
PayloadState payload_state;
FakeSystemState fake_system_state;
// If there's no marker at startup, ensure we don't report a metric.
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(),
SendEnumToUMA(
metrics::kMetricAttemptResult,
static_cast<int>(metrics::AttemptResult::kAbnormalTermination),
_)).Times(0);
payload_state.UpdateEngineStarted();
}
TEST(PayloadStateTest, AbnormalTerminationAttemptMetricsReported) {
PayloadState payload_state;
FakeSystemState fake_system_state;
FakePrefs fake_prefs;
// If we have a marker at startup, ensure it's reported and the
// marker is then cleared.
fake_system_state.set_prefs(&fake_prefs);
fake_prefs.SetBoolean(kPrefsAttemptInProgress, true);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(),
SendEnumToUMA(
metrics::kMetricAttemptResult,
static_cast<int>(metrics::AttemptResult::kAbnormalTermination),
_)).Times(1);
payload_state.UpdateEngineStarted();
EXPECT_FALSE(fake_prefs.Exists(kPrefsAttemptInProgress));
}
TEST(PayloadStateTest, AbnormalTerminationAttemptMetricsClearedOnSucceess) {
PayloadState payload_state;
FakeSystemState fake_system_state;
FakePrefs fake_prefs;
// Make sure the marker is written and cleared during an attempt and
// also that we DO NOT emit the metric (since the attempt didn't end
// abnormally).
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
OmahaResponse response;
response.packages.resize(1);
payload_state.SetResponse(response);
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(_, _, _, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(),
SendEnumToUMA(
metrics::kMetricAttemptResult,
static_cast<int>(metrics::AttemptResult::kAbnormalTermination),
_)).Times(0);
// Attempt not in progress, should be clear.
EXPECT_FALSE(fake_prefs.Exists(kPrefsAttemptInProgress));
payload_state.UpdateRestarted();
// Attempt not in progress, should be set.
EXPECT_TRUE(fake_prefs.Exists(kPrefsAttemptInProgress));
payload_state.UpdateSucceeded();
// Attempt not in progress, should be clear.
EXPECT_FALSE(fake_prefs.Exists(kPrefsAttemptInProgress));
}
TEST(PayloadStateTest, CandidateUrlsComputedCorrectly) {
OmahaResponse response;
FakeSystemState fake_system_state;
PayloadState payload_state;
policy::MockDevicePolicy disable_http_policy;
fake_system_state.set_device_policy(&disable_http_policy);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
// Test with no device policy. Should default to allowing http.
EXPECT_CALL(disable_http_policy, GetHttpDownloadsEnabled(_))
.WillRepeatedly(Return(false));
// Set the first response.
SetupPayloadStateWith2Urls(
"Hash8433", true, false, &payload_state, &response);
// Check that we use the HTTP URL since there is no value set for allowing
// http.
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
// Test with device policy not allowing http updates.
EXPECT_CALL(disable_http_policy, GetHttpDownloadsEnabled(_))
.WillRepeatedly(DoAll(SetArgumentPointee<0>(false), Return(true)));
// Reset state and set again.
SetupPayloadStateWith2Urls(
"Hash8433", false, false, &payload_state, &response);
// Check that we skip the HTTP URL and use only the HTTPS url.
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
// Advance the URL index to 1 by faking an error.
ErrorCode error = ErrorCode::kDownloadMetadataSignatureMismatch;
payload_state.UpdateFailed(error);
// Check that we still skip the HTTP URL and use only the HTTPS url.
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlSwitchCount());
// Now, slightly change the response and set it again.
SetupPayloadStateWith2Urls(
"Hash2399", false, false, &payload_state, &response);
// Check that we still skip the HTTP URL and use only the HTTPS url.
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
// Now, pretend that the HTTP policy is turned on. We want to make sure
// the new policy is honored.
policy::MockDevicePolicy enable_http_policy;
fake_system_state.set_device_policy(&enable_http_policy);
EXPECT_CALL(enable_http_policy, GetHttpDownloadsEnabled(_))
.WillRepeatedly(DoAll(SetArgumentPointee<0>(true), Return(true)));
// Now, set the same response using the same hash
// so that we can test that the state is reset not because of the
// hash but because of the policy change which results in candidate url
// list change.
SetupPayloadStateWith2Urls(
"Hash2399", true, false, &payload_state, &response);
// Check that we use the HTTP URL now and the failure count is reset.
EXPECT_EQ("http://test", payload_state.GetCurrentUrl());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
// Fake a failure and see if we're moving over to the HTTPS url and update
// the URL switch count properly.
payload_state.UpdateFailed(error);
EXPECT_EQ("https://test", payload_state.GetCurrentUrl());
EXPECT_EQ(1U, payload_state.GetUrlSwitchCount());
EXPECT_EQ(0U, payload_state.GetUrlFailureCount());
}
TEST(PayloadStateTest, PayloadTypeMetricWhenTypeIsDelta) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls("Hash6437", true, true, &payload_state, &response);
// Simulate a successful download and update.
payload_state.DownloadComplete();
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricAttemptPayloadType, kPayloadTypeDelta, kNumPayloadTypes));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricSuccessfulUpdatePayloadType, kPayloadTypeDelta,
kNumPayloadTypes));
payload_state.UpdateSucceeded();
// Mock the request to a request where the delta was disabled but Omaha sends
// a delta anyway and test again.
OmahaRequestParams params(&fake_system_state);
params.set_delta_okay(false);
fake_system_state.set_request_params(&params);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls("Hash6437", true, true, &payload_state, &response);
payload_state.DownloadComplete();
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricAttemptPayloadType, kPayloadTypeDelta,
kNumPayloadTypes));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricSuccessfulUpdatePayloadType, kPayloadTypeDelta,
kNumPayloadTypes));
payload_state.UpdateSucceeded();
}
TEST(PayloadStateTest, PayloadTypeMetricWhenTypeIsForcedFull) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash6437", true, false, &payload_state, &response);
// Mock the request to a request where the delta was disabled.
OmahaRequestParams params(&fake_system_state);
params.set_delta_okay(false);
fake_system_state.set_request_params(&params);
// Simulate a successful download and update.
payload_state.DownloadComplete();
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricAttemptPayloadType, kPayloadTypeForcedFull,
kNumPayloadTypes));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricSuccessfulUpdatePayloadType, kPayloadTypeForcedFull,
kNumPayloadTypes));
payload_state.UpdateSucceeded();
}
TEST(PayloadStateTest, PayloadTypeMetricWhenTypeIsFull) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash6437", true, false, &payload_state, &response);
// Mock the request to a request where the delta is enabled, although the
// result is full.
OmahaRequestParams params(&fake_system_state);
params.set_delta_okay(true);
fake_system_state.set_request_params(&params);
// Simulate a successful download and update.
payload_state.DownloadComplete();
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(_, _, _))
.Times(AnyNumber());
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricAttemptPayloadType, kPayloadTypeFull,
kNumPayloadTypes));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendEnumToUMA(
metrics::kMetricSuccessfulUpdatePayloadType, kPayloadTypeFull,
kNumPayloadTypes));
payload_state.UpdateSucceeded();
}
TEST(PayloadStateTest, RebootAfterUpdateFailedMetric) {
FakeSystemState fake_system_state;
OmahaResponse response;
PayloadState payload_state;
FakePrefs fake_prefs;
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash3141", true, false, &payload_state, &response);
// Simulate a successful download and update.
payload_state.DownloadComplete();
payload_state.UpdateSucceeded();
payload_state.ExpectRebootInNewVersion("Version:12345678");
// Reboot into the same environment to get an UMA metric with a value of 1.
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricFailedUpdateCount, 1, _, _, _));
payload_state.ReportFailedBootIfNeeded();
Mock::VerifyAndClearExpectations(fake_system_state.mock_metrics_lib());
// Simulate a second update and reboot into the same environment, this should
// send a value of 2.
payload_state.ExpectRebootInNewVersion("Version:12345678");
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricFailedUpdateCount, 2, _, _, _));
payload_state.ReportFailedBootIfNeeded();
Mock::VerifyAndClearExpectations(fake_system_state.mock_metrics_lib());
// Simulate a third failed reboot to new version, but this time for a
// different payload. This should send a value of 1 this time.
payload_state.ExpectRebootInNewVersion("Version:3141592");
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricFailedUpdateCount, 1, _, _, _));
payload_state.ReportFailedBootIfNeeded();
Mock::VerifyAndClearExpectations(fake_system_state.mock_metrics_lib());
}
TEST(PayloadStateTest, RebootAfterUpdateSucceed) {
FakeSystemState fake_system_state;
OmahaResponse response;
PayloadState payload_state;
FakePrefs fake_prefs;
fake_system_state.set_prefs(&fake_prefs);
FakeBootControl* fake_boot_control = fake_system_state.fake_boot_control();
fake_boot_control->SetCurrentSlot(0);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash3141", true, false, &payload_state, &response);
// Simulate a successful download and update.
payload_state.DownloadComplete();
payload_state.UpdateSucceeded();
payload_state.ExpectRebootInNewVersion("Version:12345678");
// Change the BootDevice to a different one, no metric should be sent.
fake_boot_control->SetCurrentSlot(1);
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricFailedUpdateCount, _, _, _, _))
.Times(0);
payload_state.ReportFailedBootIfNeeded();
// A second reboot in either partition should not send a metric.
payload_state.ReportFailedBootIfNeeded();
fake_boot_control->SetCurrentSlot(0);
payload_state.ReportFailedBootIfNeeded();
}
TEST(PayloadStateTest, RebootAfterCanceledUpdate) {
FakeSystemState fake_system_state;
OmahaResponse response;
PayloadState payload_state;
FakePrefs fake_prefs;
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash3141", true, false, &payload_state, &response);
// Simulate a successful download and update.
payload_state.DownloadComplete();
payload_state.UpdateSucceeded();
payload_state.ExpectRebootInNewVersion("Version:12345678");
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricFailedUpdateCount, _, _, _, _))
.Times(0);
// Cancel the applied update.
payload_state.ResetUpdateStatus();
// Simulate a reboot.
payload_state.ReportFailedBootIfNeeded();
}
TEST(PayloadStateTest, UpdateSuccessWithWipedPrefs) {
FakeSystemState fake_system_state;
PayloadState payload_state;
FakePrefs fake_prefs;
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
EXPECT_CALL(*fake_system_state.mock_metrics_lib(), SendToUMA(
metrics::kMetricFailedUpdateCount, _, _, _, _))
.Times(0);
// Simulate a reboot in this environment.
payload_state.ReportFailedBootIfNeeded();
}
TEST(PayloadStateTest, DisallowP2PAfterTooManyAttempts) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
FakePrefs fake_prefs;
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
// Should allow exactly kMaxP2PAttempts...
for (int n = 0; n < kMaxP2PAttempts; n++) {
payload_state.P2PNewAttempt();
EXPECT_TRUE(payload_state.P2PAttemptAllowed());
}
// ... but not more than that.
payload_state.P2PNewAttempt();
EXPECT_FALSE(payload_state.P2PAttemptAllowed());
}
TEST(PayloadStateTest, DisallowP2PAfterDeadline) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
FakeClock fake_clock;
FakePrefs fake_prefs;
fake_system_state.set_clock(&fake_clock);
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
// Set the clock to 1 second.
Time epoch = Time::FromInternalValue(1000000);
fake_clock.SetWallclockTime(epoch);
// Do an attempt - this will set the timestamp.
payload_state.P2PNewAttempt();
// Check that the timestamp equals what we just set.
EXPECT_EQ(epoch, payload_state.GetP2PFirstAttemptTimestamp());
// Time hasn't advanced - this should work.
EXPECT_TRUE(payload_state.P2PAttemptAllowed());
// Set clock to half the deadline - this should work.
fake_clock.SetWallclockTime(epoch +
TimeDelta::FromSeconds(kMaxP2PAttemptTimeSeconds) / 2);
EXPECT_TRUE(payload_state.P2PAttemptAllowed());
// Check that the first attempt timestamp hasn't changed just
// because the wall-clock time changed.
EXPECT_EQ(epoch, payload_state.GetP2PFirstAttemptTimestamp());
// Set clock to _just_ before the deadline - this should work.
fake_clock.SetWallclockTime(epoch +
TimeDelta::FromSeconds(kMaxP2PAttemptTimeSeconds - 1));
EXPECT_TRUE(payload_state.P2PAttemptAllowed());
// Set clock to _just_ after the deadline - this should not work.
fake_clock.SetWallclockTime(epoch +
TimeDelta::FromSeconds(kMaxP2PAttemptTimeSeconds + 1));
EXPECT_FALSE(payload_state.P2PAttemptAllowed());
}
TEST(PayloadStateTest, P2PStateVarsInitialValue) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
FakePrefs fake_prefs;
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
Time null_time = Time();
EXPECT_EQ(null_time, payload_state.GetP2PFirstAttemptTimestamp());
EXPECT_EQ(0, payload_state.GetP2PNumAttempts());
}
TEST(PayloadStateTest, P2PStateVarsArePersisted) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
FakeClock fake_clock;
FakePrefs fake_prefs;
fake_system_state.set_clock(&fake_clock);
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
// Set the clock to something known.
Time time = Time::FromInternalValue(12345);
fake_clock.SetWallclockTime(time);
// New p2p attempt - as a side-effect this will update the p2p state vars.
payload_state.P2PNewAttempt();
EXPECT_EQ(1, payload_state.GetP2PNumAttempts());
EXPECT_EQ(time, payload_state.GetP2PFirstAttemptTimestamp());
// Now create a new PayloadState and check that it loads the state
// vars correctly.
PayloadState payload_state2;
EXPECT_TRUE(payload_state2.Initialize(&fake_system_state));
EXPECT_EQ(1, payload_state2.GetP2PNumAttempts());
EXPECT_EQ(time, payload_state2.GetP2PFirstAttemptTimestamp());
}
TEST(PayloadStateTest, P2PStateVarsAreClearedOnNewResponse) {
OmahaResponse response;
PayloadState payload_state;
FakeSystemState fake_system_state;
FakeClock fake_clock;
FakePrefs fake_prefs;
fake_system_state.set_clock(&fake_clock);
fake_system_state.set_prefs(&fake_prefs);
EXPECT_TRUE(payload_state.Initialize(&fake_system_state));
SetupPayloadStateWith2Urls(
"Hash8593", true, false, &payload_state, &response);
// Set the clock to something known.
Time time = Time::FromInternalValue(12345);
fake_clock.SetWallclockTime(time);
// New p2p attempt - as a side-effect this will update the p2p state vars.
payload_state.P2PNewAttempt();
EXPECT_EQ(1, payload_state.GetP2PNumAttempts());
EXPECT_EQ(time, payload_state.GetP2PFirstAttemptTimestamp());
// Set a new response...
SetupPayloadStateWith2Urls(
"Hash9904", true, false, &payload_state, &response);
// ... and check that it clears the P2P state vars.
Time null_time = Time();
EXPECT_EQ(0, payload_state.GetP2PNumAttempts());
EXPECT_EQ(null_time, payload_state.GetP2PFirstAttemptTimestamp());
}
} // namespace chromeos_update_engine