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// Copyright 2019 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "forwarder.h"
#include "proto_converter.h"
#include <vespa/log/log_message.h>
#include <vespa/fnet/frt/frt.h>
#include <vector>
namespace logdemon {
struct Metrics;
/**
* Implementation of the Forwarder interface that uses RPC to send protobuf encoded log messages to the logserver.
*/
class RpcForwarder : public Forwarder {
private:
Metrics& _metrics;
vespalib::string _connection_spec;
double _rpc_timeout_secs;
size_t _max_messages_per_request;
FRT_Target* _target;
std::vector<ns_log::LogMessage> _messages;
int _bad_lines;
ForwardMap _forward_filter;
void ping_logserver();
public:
RpcForwarder(Metrics& metrics, const ForwardMap& forward_filter, FRT_Supervisor& supervisor,
const vespalib::string& logserver_host, int logserver_rpc_port,
double rpc_timeout_secs, size_t max_messages_per_request);
~RpcForwarder() override;
// Implements Forwarder
void sendMode() override {}
void forwardLine(std::string_view line) override;
void flush() override;
int badLines() const override;
void resetBadLines() override;
};
}
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