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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| /* | ||
| * Copyright (c) 2020 NetEase Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| /* | ||
| * Project: curve | ||
| * File Created: Thu Dec 17 11:05:38 CST 2020 | ||
| * Author: wuhanqing | ||
| */ | ||
|
|
||
| #include "src/client/discard_task.h" | ||
|
|
||
| namespace curve { | ||
| namespace client { | ||
|
|
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| std::atomic<uint64_t> DiscardTask::taskId_(1); | ||
|
|
||
| bool DiscardTask::OnTriggeringTask(timespec*) { | ||
| const FInfo* fileInfo = metaCache_->GetFileInfo(); | ||
| uint64_t offset = | ||
| static_cast<uint64_t>(segmentIndex_) * fileInfo->segmentsize; | ||
| FileSegmentInfo* fileSegment = | ||
| metaCache_->GetFileSegmentInfo(segmentIndex_); | ||
|
|
||
| FileSegmentWriteLockGuard lk(fileSegment); | ||
|
|
||
| if (!fileSegment->IsAllDiscard()) { | ||
| LOG(WARNING) << "DiscardTask find bitmap was cleared, cancel task, " | ||
| "filename = " | ||
| << fileInfo->fullPathName << ", offset = " << offset | ||
| << ", taskid = " << id_; | ||
| return false; | ||
| } | ||
|
|
||
| LIBCURVE_ERROR errCode = mdsClient_->DeAllocateSegment(fileInfo, offset); | ||
| if (errCode == LIBCURVE_ERROR::OK) { | ||
| fileSegment->ClearBitmap(); | ||
| metaCache_->CleanChunksInSegment(segmentIndex_); | ||
| LOG(INFO) << "DiscardTask success, filename = " | ||
| << fileInfo->fullPathName << ", offset = " << offset | ||
| << ", taskid = " << id_; | ||
| } else { | ||
| LOG(ERROR) << "DiscardTask failed, mds return error = " << errCode | ||
| << ", filename = " << fileInfo->fullPathName | ||
| << ", offset = " << offset << ", taskid = " << id_; | ||
| } | ||
|
|
||
| return false; | ||
| } | ||
|
|
||
| } // namespace client | ||
| } // namespace curve |
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