61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with 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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*/
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#include <folly/logging/FileHandlerFactory.h>
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#include <folly/logging/FileWriterFactory.h>
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#include <folly/logging/StandardLogHandler.h>
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#include <folly/logging/StandardLogHandlerFactory.h>
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namespace folly {
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class FileHandlerFactory::WriterFactory
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: public StandardLogHandlerFactory::WriterFactory {
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public:
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bool processOption(StringPiece name, StringPiece value) override {
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if (name == "path") {
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path_ = value.str();
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return true;
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}
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// TODO(T29811675): In the future it would be nice to support log rotation,
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// and add parameters to control when the log file should be rotated.
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return fileWriterFactory_.processOption(name, value);
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}
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std::shared_ptr<LogWriter> createWriter() override {
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// Get the output file to use
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if (path_.empty()) {
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throw std::invalid_argument("no path specified for file handler");
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}
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return fileWriterFactory_.createWriter(
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File{path_, O_WRONLY | O_APPEND | O_CREAT});
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}
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std::string path_;
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FileWriterFactory fileWriterFactory_;
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};
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std::shared_ptr<LogHandler> FileHandlerFactory::createHandler(
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const Options& options) {
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WriterFactory writerFactory;
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return StandardLogHandlerFactory::createHandler(
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getType(), &writerFactory, options);
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}
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} // namespace folly
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