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/*
* Copyright (c) 2023 Attila Szakacs
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#ifndef OTEL_PROTOBUF_PARSER_HPP
#define OTEL_PROTOBUF_PARSER_HPP
#include "syslog-ng.h"
#include "otel-protobuf-parser.h"
#include "compat/cpp-start.h"
#include "logmsg/logmsg.h"
#include "compat/cpp-end.h"
#include "opentelemetry/proto/resource/v1/resource.pb.h"
#include "opentelemetry/proto/common/v1/common.pb.h"
#include "opentelemetry/proto/logs/v1/logs.pb.h"
#include "opentelemetry/proto/metrics/v1/metrics.pb.h"
#include "opentelemetry/proto/trace/v1/trace.pb.h"
#include <grpcpp/support/config.h>
namespace syslogng {
namespace grpc {
namespace otel {
using opentelemetry::proto::resource::v1::Resource;
using opentelemetry::proto::common::v1::InstrumentationScope;
using opentelemetry::proto::common::v1::KeyValueList;
using opentelemetry::proto::logs::v1::LogRecord;
using opentelemetry::proto::metrics::v1::Metric;
using opentelemetry::proto::trace::v1::Span;
class ProtobufParser
{
public:
bool process(LogMessage *msg);
void set_hostname(bool s)
{
this->set_host = s;
}
static void store_raw_metadata(LogMessage *msg, const ::grpc::string &peer,
const Resource &resource, const std::string &resource_schema_url,
const InstrumentationScope &scope, const std::string &scope_schema_url);
static void store_raw(LogMessage *msg, const LogRecord &log_record);
static void store_raw(LogMessage *msg, const Metric &metric);
static void store_raw(LogMessage *msg, const Span &span);
static void store_syslog_ng(LogMessage *msg, const LogRecord &log_record);
static bool is_syslog_ng_log_record(const Resource &resource, const std::string &resource_schema_url,
const InstrumentationScope &scope, const std::string &scope_schema_url);
private:
static void set_syslog_ng_nv_pairs(LogMessage *msg, const KeyValueList &types);
static void set_syslog_ng_macros(LogMessage *msg, const KeyValueList ¯os);
static void set_syslog_ng_address(LogMessage *msg, GSockAddr **sa, const KeyValueList &addr);
static void parse_syslog_ng_tags(LogMessage *msg, const std::string &tags_as_str);
private:
bool set_host = true;
};
}
}
}
#endif
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