mirror of
https://github.com/openappsec/openappsec.git
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132 lines
3.0 KiB
C++
132 lines
3.0 KiB
C++
// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "environment/span.h"
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#include "boost/uuid/uuid.hpp"
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#include "boost/uuid/uuid_generators.hpp"
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#include "boost/uuid/uuid_io.hpp"
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#include "debug.h"
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using namespace std;
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using namespace boost::uuids;
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USE_DEBUG_FLAG(D_TRACE);
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Span::Span(string _trace_id, ContextType _type, string _prev_span)
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:
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trace_id(_trace_id),
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context_type(_type),
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prev_span_id(_prev_span)
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{
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if (trace_id.empty()) {
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dbgError(D_TRACE) << "Provided trace id is empty. Span cannot be created";
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return;
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}
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if (context_type != ContextType::NEW && prev_span_id.empty()) {
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dbgError(D_TRACE) << "The provided previous span ID is empty. Cannot create span.";
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return;
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}
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boost::uuids::random_generator uuid_random_gen;
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span_id = to_string(uuid_random_gen());
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context.registerValue<string>("span id", span_id);
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context.activate();
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dbgTrace(D_TRACE) << "New span was created " << span_id
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<< ", trace id " << trace_id
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<< ", context type " << convertSpanContextTypeToString(context_type)
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<< (context_type == ContextType::NEW ? string() : ", previous span id " + prev_span_id);
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}
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Span::~Span()
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{
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dbgTrace(D_TRACE) << "Current span has ended " << span_id;
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context.unregisterKey<string>("span id");
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context.deactivate();
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}
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string
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Span::getTraceId() const
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{
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return trace_id;
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}
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string
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Span::getSpanId() const
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{
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return span_id;
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}
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Span::ContextType
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Span::getSpanContextType() const
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{
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return context_type;
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}
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string
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Span::getPrevSpanId() const
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{
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return prev_span_id;
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}
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string
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Span::convertSpanContextTypeToString(ContextType type)
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{
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switch(type) {
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case ContextType::NEW: {
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return "New";
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}
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case ContextType::CHILD_OF: {
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return "Child of";
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}
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case ContextType::FOLLOWS_FROM: {
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return "Follows from";
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}
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}
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dbgAssert(false) << AlertInfo(AlertTeam::CORE, "tracing") << "Span context not supported";
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return string();
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}
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SpanWrapper::SpanWrapper(string _trace_id, Span::ContextType _type, string _prev_span)
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:
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span(make_shared<Span>(_trace_id, _type, _prev_span))
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{}
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string
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SpanWrapper::getTraceId() const
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{
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return span->getTraceId();
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}
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string
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SpanWrapper::getSpanId() const
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{
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return span->getSpanId();
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}
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Span::ContextType
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SpanWrapper::getSpanContextType() const
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{
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return span->getSpanContextType();
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}
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string
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SpanWrapper::getPrevSpanId() const
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{
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return span->getPrevSpanId();
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}
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