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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/quic/properties_based_quic_server_info.h"
#include "base/base64.h"
#include "base/metrics/histogram_macros.h"
#include "net/base/net_errors.h"
#include "net/http/http_server_properties.h"
using std::string;
namespace {
void RecordQuicServerInfoFailure(net::QuicServerInfo::FailureReason failure) {
UMA_HISTOGRAM_ENUMERATION(
"Net.QuicDiskCache.FailureReason.PropertiesBasedCache", failure,
net::QuicServerInfo::NUM_OF_FAILURES);
}
} // namespace
namespace net {
PropertiesBasedQuicServerInfo::PropertiesBasedQuicServerInfo(
const quic::QuicServerId& server_id,
const NetworkAnonymizationKey& network_anonymization_key,
HttpServerProperties* http_server_properties)
: QuicServerInfo(server_id),
network_anonymization_key_(network_anonymization_key),
http_server_properties_(http_server_properties) {
DCHECK(http_server_properties_);
}
PropertiesBasedQuicServerInfo::~PropertiesBasedQuicServerInfo() = default;
bool PropertiesBasedQuicServerInfo::Load() {
const string* data = http_server_properties_->GetQuicServerInfo(
server_id_, network_anonymization_key_);
string decoded;
if (!data) {
RecordQuicServerInfoFailure(PARSE_NO_DATA_FAILURE);
return false;
}
if (!base::Base64Decode(*data, &decoded)) {
RecordQuicServerInfoFailure(PARSE_DATA_DECODE_FAILURE);
return false;
}
if (!Parse(decoded)) {
RecordQuicServerInfoFailure(PARSE_FAILURE);
return false;
}
return true;
}
void PropertiesBasedQuicServerInfo::Persist() {
string encoded;
base::Base64Encode(Serialize(), &encoded);
http_server_properties_->SetQuicServerInfo(
server_id_, network_anonymization_key_, encoded);
}
} // namespace net
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