121 lines
3.9 KiB
C++
121 lines
3.9 KiB
C++
/*
|
|
* LatencyBandConfig.cpp
|
|
*
|
|
* This source file is part of the FoundationDB open source project
|
|
*
|
|
* Copyright 2013-2019 Apple Inc. and the FoundationDB project authors
|
|
*
|
|
* 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 "fdbserver/LatencyBandConfig.h"
|
|
|
|
#include "fdbclient/ManagementAPI.actor.h"
|
|
#include "fdbclient/Schemas.h"
|
|
|
|
bool operator==(LatencyBandConfig::RequestConfig const& lhs, LatencyBandConfig::RequestConfig const& rhs) {
|
|
return typeid(lhs) == typeid(rhs) && lhs.isEqual(rhs);
|
|
}
|
|
|
|
bool operator!=(LatencyBandConfig::RequestConfig const& lhs, LatencyBandConfig::RequestConfig const& rhs) {
|
|
return !(lhs == rhs);
|
|
}
|
|
|
|
bool LatencyBandConfig::RequestConfig::isEqual(RequestConfig const& r) const {
|
|
return bands == r.bands;
|
|
};
|
|
|
|
void LatencyBandConfig::RequestConfig::fromJson(JSONDoc json) {
|
|
json_spirit::mArray bandsArray;
|
|
if(json.get("bands", bandsArray)) {
|
|
for(auto b : bandsArray) {
|
|
bands.insert(b.get_real());
|
|
}
|
|
}
|
|
}
|
|
|
|
void LatencyBandConfig::ReadConfig::fromJson(JSONDoc json) {
|
|
RequestConfig::fromJson(json);
|
|
|
|
int value;
|
|
if(json.get("max_read_bytes", value)) {
|
|
maxReadBytes = value;
|
|
}
|
|
if(json.get("max_key_selector_offset", value)) {
|
|
maxKeySelectorOffset = value;
|
|
}
|
|
}
|
|
|
|
bool LatencyBandConfig::ReadConfig::isEqual(RequestConfig const& r) const {
|
|
ReadConfig const& other = static_cast<ReadConfig const&>(r);
|
|
return RequestConfig::isEqual(r) && maxReadBytes == other.maxReadBytes && maxKeySelectorOffset == other.maxKeySelectorOffset;
|
|
}
|
|
|
|
void LatencyBandConfig::CommitConfig::fromJson(JSONDoc json) {
|
|
RequestConfig::fromJson(json);
|
|
|
|
int value;
|
|
if(json.get("max_commit_bytes", value)) {
|
|
maxCommitBytes = value;
|
|
}
|
|
}
|
|
|
|
bool LatencyBandConfig::CommitConfig::isEqual(RequestConfig const& r) const {
|
|
CommitConfig const& other = static_cast<CommitConfig const&>(r);
|
|
return RequestConfig::isEqual(r) && maxCommitBytes == other.maxCommitBytes;
|
|
}
|
|
|
|
Optional<LatencyBandConfig> LatencyBandConfig::parse(ValueRef configurationString) {
|
|
Optional<LatencyBandConfig> config;
|
|
if(configurationString.size() == 0) {
|
|
return config;
|
|
}
|
|
|
|
json_spirit::mValue parsedConfig;
|
|
if(!json_spirit::read_string(configurationString.toString(), parsedConfig)) {
|
|
TraceEvent(SevWarnAlways, "InvalidLatencyBandConfiguration").detail("Reason", "InvalidJSON").detail("Configuration", configurationString);
|
|
return config;
|
|
}
|
|
|
|
json_spirit::mObject configJson = parsedConfig.get_obj();
|
|
|
|
json_spirit::mValue schema;
|
|
if(!json_spirit::read_string(JSONSchemas::latencyBandConfigurationSchema.toString(), schema)) {
|
|
ASSERT(false);
|
|
}
|
|
|
|
std::string errorStr;
|
|
if(!schemaMatch(schema.get_obj(), configJson, errorStr)) {
|
|
TraceEvent(SevWarnAlways, "InvalidLatencyBandConfiguration").detail("Reason", "SchemaMismatch").detail("Configuration", configurationString).detail("Error", errorStr);
|
|
return config;
|
|
}
|
|
|
|
JSONDoc configDoc(configJson);
|
|
|
|
config = LatencyBandConfig();
|
|
|
|
config.get().grvConfig.fromJson(configDoc.subDoc("get_read_version"));
|
|
config.get().readConfig.fromJson(configDoc.subDoc("read"));
|
|
config.get().commitConfig.fromJson(configDoc.subDoc("commit"));
|
|
|
|
return config;
|
|
}
|
|
|
|
bool LatencyBandConfig::operator==(LatencyBandConfig const& r) const {
|
|
return grvConfig == r.grvConfig && readConfig == r.readConfig && commitConfig == r.commitConfig;
|
|
}
|
|
|
|
bool LatencyBandConfig::operator!=(LatencyBandConfig const& r) const {
|
|
return !(*this == r);
|
|
}
|