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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/api/gcd_private/privet_v3_session.h"
#include "base/base64.h"
#include "base/strings/stringprintf.h"
#include "base/threading/thread_task_runner_handle.h"
#include "chrome/browser/extensions/api/gcd_private/privet_v3_context_getter.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "content/public/test/test_utils.h"
#include "crypto/hmac.h"
#include "crypto/p224_spake.h"
#include "net/http/http_response_headers.h"
#include "net/url_request/test_url_fetcher_factory.h"
#include "net/url_request/url_request_test_util.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace extensions {
namespace {
using testing::_;
using testing::ElementsAreArray;
using testing::Field;
using testing::InSequence;
using testing::Invoke;
using testing::InvokeWithoutArgs;
using testing::Return;
using testing::SaveArg;
using testing::StrictMock;
using testing::WithArgs;
using PairingType = PrivetV3Session::PairingType;
using Result = PrivetV3Session::Result;
const char kInfoResponse[] =
"{\"version\":\"3.0\","
"\"endpoints\":{\"httpsPort\": 1443},"
"\"authentication\":{"
" \"mode\":[\"anonymous\",\"pairing\",\"cloud\"],"
" \"pairing\":[\"pinCode\",\"embeddedCode\"],"
" \"crypto\":[\"p224_spake2\"]"
"}}";
} // namespace
class PrivetV3SessionTest : public testing::Test {
public:
PrivetV3SessionTest()
: thread_bundle_(content::TestBrowserThreadBundle::REAL_IO_THREAD),
fetcher_factory_(nullptr,
base::Bind(&PrivetV3SessionTest::CreateFakeURLFetcher,
base::Unretained(this))) {}
void OnInitialized(Result result, const base::DictionaryValue& info) {
info_.MergeDictionary(&info);
OnInitializedMock(result, info);
}
MOCK_METHOD2(OnInitializedMock, void(Result, const base::DictionaryValue&));
MOCK_METHOD1(OnPairingStarted, void(Result));
MOCK_METHOD1(OnCodeConfirmed, void(Result));
MOCK_METHOD2(OnMessageSend, void(Result, const base::DictionaryValue&));
MOCK_METHOD1(OnPostData, void(const base::DictionaryValue&));
protected:
void SetUp() override {
scoped_refptr<PrivetV3ContextGetter> context_getter =
new PrivetV3ContextGetter(base::ThreadTaskRunnerHandle::Get());
session_.reset(
new PrivetV3Session(context_getter, net::HostPortPair("host", 180)));
session_->on_post_data_ =
base::Bind(&PrivetV3SessionTest::OnPostData, base::Unretained(this));
}
std::unique_ptr<net::FakeURLFetcher> CreateFakeURLFetcher(
const GURL& url,
net::URLFetcherDelegate* fetcher_delegate,
const std::string& response_data,
net::HttpStatusCode response_code,
net::URLRequestStatus::Status status) {
std::unique_ptr<net::FakeURLFetcher> fetcher(new net::FakeURLFetcher(
url, fetcher_delegate, response_data, response_code, status));
scoped_refptr<net::HttpResponseHeaders> headers =
new net::HttpResponseHeaders("");
headers->AddHeader("Content-Type: application/json");
fetcher->set_response_headers(headers);
return fetcher;
}
content::TestBrowserThreadBundle thread_bundle_;
net::FakeURLFetcherFactory fetcher_factory_;
base::DictionaryValue info_;
std::unique_ptr<PrivetV3Session> session_;
};
TEST_F(PrivetV3SessionTest, InitError) {
EXPECT_CALL(*this, OnInitializedMock(Result::STATUS_CONNECTIONERROR, _))
.Times(1);
fetcher_factory_.SetFakeResponse(GURL("http://host:180/privet/info"), "",
net::HTTP_OK, net::URLRequestStatus::FAILED);
session_->Init(
base::Bind(&PrivetV3SessionTest::OnInitialized, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
}
TEST_F(PrivetV3SessionTest, VersionError) {
std::string response(kInfoResponse);
base::ReplaceFirstSubstringAfterOffset(&response, 0, "3.0", "4.1");
EXPECT_CALL(*this, OnInitializedMock(Result::STATUS_SESSIONERROR, _))
.Times(1);
fetcher_factory_.SetFakeResponse(GURL("http://host:180/privet/info"),
response, net::HTTP_OK,
net::URLRequestStatus::SUCCESS);
session_->Init(
base::Bind(&PrivetV3SessionTest::OnInitialized, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
}
TEST_F(PrivetV3SessionTest, ModeError) {
std::string response(kInfoResponse);
base::ReplaceFirstSubstringAfterOffset(&response, 0, "mode", "mode_");
EXPECT_CALL(*this, OnInitializedMock(Result::STATUS_SESSIONERROR, _))
.Times(1);
fetcher_factory_.SetFakeResponse(GURL("http://host:180/privet/info"),
response, net::HTTP_OK,
net::URLRequestStatus::SUCCESS);
session_->Init(
base::Bind(&PrivetV3SessionTest::OnInitialized, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
}
TEST_F(PrivetV3SessionTest, NoHttpsError) {
EXPECT_CALL(*this, OnInitializedMock(Result::STATUS_SUCCESS, _)).Times(1);
fetcher_factory_.SetFakeResponse(GURL("http://host:180/privet/info"),
kInfoResponse, net::HTTP_OK,
net::URLRequestStatus::SUCCESS);
session_->Init(
base::Bind(&PrivetV3SessionTest::OnInitialized, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
EXPECT_CALL(*this, OnMessageSend(Result::STATUS_SESSIONERROR, _)).Times(1);
session_->SendMessage(
"/privet/v3/state", base::DictionaryValue(),
base::Bind(&PrivetV3SessionTest::OnMessageSend, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
}
TEST_F(PrivetV3SessionTest, Pairing) {
EXPECT_CALL(*this, OnInitializedMock(Result::STATUS_SUCCESS, _)).Times(1);
fetcher_factory_.SetFakeResponse(GURL("http://host:180/privet/info"),
kInfoResponse, net::HTTP_OK,
net::URLRequestStatus::SUCCESS);
session_->Init(
base::Bind(&PrivetV3SessionTest::OnInitialized, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
const base::ListValue* pairing = nullptr;
ASSERT_TRUE(info_.GetList("authentication.pairing", &pairing));
std::string pairing_string;
ASSERT_TRUE(pairing->GetString(0, &pairing_string));
EXPECT_EQ("pinCode", pairing_string);
ASSERT_TRUE(pairing->GetString(1, &pairing_string));
EXPECT_EQ("embeddedCode", pairing_string);
crypto::P224EncryptedKeyExchange spake(
crypto::P224EncryptedKeyExchange::kPeerTypeServer, "testPin");
EXPECT_CALL(*this, OnPairingStarted(Result::STATUS_SUCCESS)).Times(1);
EXPECT_CALL(*this, OnPostData(_))
.WillOnce(Invoke([this, &spake](const base::DictionaryValue& data) {
std::string pairing_type;
EXPECT_TRUE(data.GetString("pairing", &pairing_type));
EXPECT_EQ("embeddedCode", pairing_type);
std::string crypto_type;
EXPECT_TRUE(data.GetString("crypto", &crypto_type));
EXPECT_EQ("p224_spake2", crypto_type);
std::string device_commitment;
base::Base64Encode(spake.GetNextMessage(), &device_commitment);
fetcher_factory_.SetFakeResponse(
GURL("http://host:180/privet/v3/pairing/start"),
base::StringPrintf(
"{\"deviceCommitment\":\"%s\",\"sessionId\":\"testId\"}",
device_commitment.c_str()),
net::HTTP_OK, net::URLRequestStatus::SUCCESS);
}));
session_->StartPairing(PairingType::PAIRING_TYPE_EMBEDDEDCODE,
base::Bind(&PrivetV3SessionTest::OnPairingStarted,
base::Unretained(this)));
base::RunLoop().RunUntilIdle();
EXPECT_EQ("Privet anonymous", session_->privet_auth_token_);
std::string fingerprint("testFingerprint testFingerprint");
net::SHA256HashValue sha_fingerprint;
ASSERT_EQ(sizeof(sha_fingerprint.data), fingerprint.size());
memcpy(sha_fingerprint.data, fingerprint.data(), fingerprint.size());
EXPECT_CALL(*this, OnCodeConfirmed(Result::STATUS_SUCCESS)).Times(1);
EXPECT_CALL(*this, OnPostData(_))
.WillOnce(Invoke(
[this, &spake, fingerprint](const base::DictionaryValue& data) {
std::string commitment_base64;
EXPECT_TRUE(data.GetString("clientCommitment", &commitment_base64));
std::string commitment;
EXPECT_TRUE(base::Base64Decode(commitment_base64, &commitment));
std::string session_id;
EXPECT_TRUE(data.GetString("sessionId", &session_id));
EXPECT_EQ("testId", session_id);
EXPECT_EQ(spake.ProcessMessage(commitment),
crypto::P224EncryptedKeyExchange::kResultPending);
std::string fingerprint_base64;
base::Base64Encode(fingerprint, &fingerprint_base64);
crypto::HMAC hmac(crypto::HMAC::SHA256);
const std::string& key = spake.GetUnverifiedKey();
EXPECT_TRUE(hmac.Init(key));
std::string signature(hmac.DigestLength(), ' ');
EXPECT_TRUE(hmac.Sign(fingerprint,
reinterpret_cast<unsigned char*>(
base::string_as_array(&signature)),
signature.size()));
std::string signature_base64;
base::Base64Encode(signature, &signature_base64);
fetcher_factory_.SetFakeResponse(
GURL("http://host:180/privet/v3/pairing/confirm"),
base::StringPrintf(
"{\"certFingerprint\":\"%s\",\"certSignature\":\"%s\"}",
fingerprint_base64.c_str(), signature_base64.c_str()),
net::HTTP_OK, net::URLRequestStatus::SUCCESS);
}))
.WillOnce(Invoke([this, &spake](const base::DictionaryValue& data) {
std::string access_token_base64;
EXPECT_TRUE(data.GetString("authCode", &access_token_base64));
std::string access_token;
EXPECT_TRUE(base::Base64Decode(access_token_base64, &access_token));
crypto::HMAC hmac(crypto::HMAC::SHA256);
const std::string& key = spake.GetUnverifiedKey();
EXPECT_TRUE(hmac.Init(key));
EXPECT_TRUE(hmac.Verify("testId", access_token));
fetcher_factory_.SetFakeResponse(
GURL("https://host:1443/privet/v3/auth"),
"{\"accessToken\":\"567\",\"tokenType\":\"testType\","
"\"scope\":\"owner\"}",
net::HTTP_OK, net::URLRequestStatus::SUCCESS);
}));
session_->ConfirmCode("testPin",
base::Bind(&PrivetV3SessionTest::OnCodeConfirmed,
base::Unretained(this)));
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(session_->use_https_);
EXPECT_EQ("testType 567", session_->privet_auth_token_);
}
TEST_F(PrivetV3SessionTest, Cancel) {
EXPECT_CALL(*this, OnInitializedMock(Result::STATUS_SUCCESS, _)).Times(1);
fetcher_factory_.SetFakeResponse(GURL("http://host:180/privet/info"),
kInfoResponse, net::HTTP_OK,
net::URLRequestStatus::SUCCESS);
session_->Init(
base::Bind(&PrivetV3SessionTest::OnInitialized, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
EXPECT_CALL(*this, OnPairingStarted(Result::STATUS_SUCCESS)).Times(1);
EXPECT_CALL(*this, OnPostData(_))
.WillOnce(Invoke([this](const base::DictionaryValue& data) {
std::string device_commitment;
base::Base64Encode("1234", &device_commitment);
fetcher_factory_.SetFakeResponse(
GURL("http://host:180/privet/v3/pairing/start"),
base::StringPrintf(
"{\"deviceCommitment\":\"%s\",\"sessionId\":\"testId\"}",
device_commitment.c_str()),
net::HTTP_OK, net::URLRequestStatus::SUCCESS);
}));
session_->StartPairing(PairingType::PAIRING_TYPE_EMBEDDEDCODE,
base::Bind(&PrivetV3SessionTest::OnPairingStarted,
base::Unretained(this)));
base::RunLoop().RunUntilIdle();
fetcher_factory_.SetFakeResponse(
GURL("http://host:180/privet/v3/pairing/cancel"), kInfoResponse,
net::HTTP_OK, net::URLRequestStatus::SUCCESS);
EXPECT_CALL(*this, OnPostData(_))
.WillOnce(Invoke([this](const base::DictionaryValue& data) {
std::string session_id;
EXPECT_TRUE(data.GetString("sessionId", &session_id));
}));
session_.reset();
base::RunLoop().RunUntilIdle();
}
TEST_F(PrivetV3SessionTest, SendMessage) {
session_->use_https_ = true;
session_->host_port_.set_port(1443);
const std::string id = "123123";
fetcher_factory_.SetFakeResponse(
GURL("https://host:1443/privet/v3/commands/status"),
"{\"id\":\"123123\"}", net::HTTP_OK, net::URLRequestStatus::SUCCESS);
EXPECT_CALL(*this, OnMessageSend(Result::STATUS_SUCCESS, _))
.WillOnce(WithArgs<1>(Invoke([id](const base::DictionaryValue& data) {
std::string reply_id;
EXPECT_TRUE(data.GetString("id", &reply_id));
EXPECT_EQ(id, reply_id);
})));
base::DictionaryValue input;
input.SetString("id", id);
session_->SendMessage(
"/privet/v3/commands/status", input,
base::Bind(&PrivetV3SessionTest::OnMessageSend, base::Unretained(this)));
base::RunLoop().RunUntilIdle();
}
} // namespace extensions
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