1 // Copyright 2015 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "net/quic/properties_based_quic_server_info.h"
6
7 #include "base/base64.h"
8 #include "base/metrics/histogram_macros.h"
9 #include "net/base/net_errors.h"
10 #include "net/http/http_server_properties.h"
11
12 using std::string;
13
14 namespace {
15
RecordQuicServerInfoFailure(net::QuicServerInfo::FailureReason failure)16 void RecordQuicServerInfoFailure(net::QuicServerInfo::FailureReason failure) {
17 UMA_HISTOGRAM_ENUMERATION(
18 "Net.QuicDiskCache.FailureReason.PropertiesBasedCache", failure,
19 net::QuicServerInfo::NUM_OF_FAILURES);
20 }
21
22 } // namespace
23
24 namespace net {
25
PropertiesBasedQuicServerInfo(const quic::QuicServerId & server_id,PrivacyMode privacy_mode,const NetworkAnonymizationKey & network_anonymization_key,HttpServerProperties * http_server_properties)26 PropertiesBasedQuicServerInfo::PropertiesBasedQuicServerInfo(
27 const quic::QuicServerId& server_id,
28 PrivacyMode privacy_mode,
29 const NetworkAnonymizationKey& network_anonymization_key,
30 HttpServerProperties* http_server_properties)
31 : QuicServerInfo(server_id),
32 privacy_mode_(privacy_mode),
33 network_anonymization_key_(network_anonymization_key),
34 http_server_properties_(http_server_properties) {
35 DCHECK(http_server_properties_);
36 }
37
38 PropertiesBasedQuicServerInfo::~PropertiesBasedQuicServerInfo() = default;
39
Load()40 bool PropertiesBasedQuicServerInfo::Load() {
41 const string* data = http_server_properties_->GetQuicServerInfo(
42 server_id_, privacy_mode_, network_anonymization_key_);
43 string decoded;
44 if (!data) {
45 RecordQuicServerInfoFailure(PARSE_NO_DATA_FAILURE);
46 return false;
47 }
48 if (!base::Base64Decode(*data, &decoded)) {
49 RecordQuicServerInfoFailure(PARSE_DATA_DECODE_FAILURE);
50 return false;
51 }
52 if (!Parse(decoded)) {
53 RecordQuicServerInfoFailure(PARSE_FAILURE);
54 return false;
55 }
56 return true;
57 }
58
Persist()59 void PropertiesBasedQuicServerInfo::Persist() {
60 string encoded = base::Base64Encode(Serialize());
61 http_server_properties_->SetQuicServerInfo(
62 server_id_, privacy_mode_, network_anonymization_key_, encoded);
63 }
64
65 } // namespace net
66