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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "frtconfigresponsev3.h"
#include "compressioninfo.h"
#include <vespa/fnet/frt/values.h>
#include <vespa/vespalib/data/simple_buffer.h>
#include <vespa/log/log.h>
LOG_SETUP(".config.frt.frtconfigresponsev3");
using namespace vespalib;
using namespace vespalib::slime;
using namespace vespalib::slime::convenience;
using namespace config::protocol;
using namespace config::protocol::v2;
using namespace config::protocol::v3;
namespace config {
std::string make_json(const Slime &slime, bool compact) {
vespalib::SimpleBuffer buf;
vespalib::slime::JsonFormat::encode(slime, buf, compact);
return buf.get().make_string();
}
class V3Payload : public Payload
{
public:
explicit V3Payload(Slime::UP data) noexcept
: _data(std::move(data))
{
}
const Inspector & getSlimePayload() const override {
return _data->get();
}
private:
Slime::UP _data;
};
const vespalib::string FRTConfigResponseV3::RESPONSE_TYPES = "sx";
FRTConfigResponseV3::FRTConfigResponseV3(FRT_RPCRequest * request)
: SlimeConfigResponse(request)
{
}
const vespalib::string &
FRTConfigResponseV3::getResponseTypes() const
{
return RESPONSE_TYPES;
}
ConfigValue
FRTConfigResponseV3::readConfigValue() const
{
vespalib::string xxhash64(_data->get()[RESPONSE_CONFIG_XXHASH64].asString().make_string());
CompressionInfo info;
info.deserialize(_data->get()[RESPONSE_COMPRESSION_INFO]);
auto slime = std::make_unique<Slime>();
DecompressedData data(decompress(((*_returnValues)[1]._data._buf), ((*_returnValues)[1]._data._len), info.compressionType, info.uncompressedSize));
if (data.memRef.size > 0) {
size_t consumedSize = JsonFormat::decode(data.memRef, *slime);
if (consumedSize == 0) {
std::string json(make_json(*slime, true));
LOG(error, "Error decoding JSON. Consumed size: %lu, uncompressed size: %u, compression type: %s, assumed uncompressed size(%u), compressed size: %u, slime(%s)", consumedSize, data.size, compressionTypeToString(info.compressionType).c_str(), info.uncompressedSize, ((*_returnValues)[1]._data._len), json.c_str());
LOG_ABORT("Error decoding JSON");
}
}
if (LOG_WOULD_LOG(spam)) {
LOG(spam, "read config value xxhash64(%s), payload size: %lu", xxhash64.c_str(), data.memRef.size);
}
return ConfigValue(std::make_shared<V3Payload>(std::move(slime)), xxhash64);
}
} // namespace config
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