crashpad/handler/prune_crash_reports_thread.h
Joshua Peraza ebad8bd925 Don't spawn an upload thread if url is empty
Also automatically stop upload and prune threads on destruction.

Bug: crashpad:30
Change-Id: I45a30944eb3052182da296e00a6d6041691ab772
Reviewed-on: https://chromium-review.googlesource.com/924456
Commit-Queue: Joshua Peraza <jperaza@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>
2018-02-20 19:02:29 +00:00

80 lines
2.7 KiB
C++

// Copyright 2016 The Crashpad Authors. All rights reserved.
//
// 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.
#ifndef CRASHPAD_HANDLER_PRUNE_CRASH_REPORTS_THREAD_H_
#define CRASHPAD_HANDLER_PRUNE_CRASH_REPORTS_THREAD_H_
#include <memory>
#include "base/macros.h"
#include "util/thread/stoppable.h"
#include "util/thread/worker_thread.h"
namespace crashpad {
class CrashReportDatabase;
class PruneCondition;
//! \brief A thread that periodically prunes crash reports from the database
//! using the specified condition.
//!
//! After the thread is started, the database is pruned using the condition
//! every 24 hours. Upon calling Start(), the thread waits 10 minutes before
//! performing the initial prune operation.
class PruneCrashReportThread : public WorkerThread::Delegate, public Stoppable {
public:
//! \brief Constructs a new object.
//!
//! \param[in] database The database to prune crash reports from.
//! \param[in] condition The condition used to evaluate crash reports for
//! pruning.
PruneCrashReportThread(CrashReportDatabase* database,
std::unique_ptr<PruneCondition> condition);
~PruneCrashReportThread();
// Stoppable:
//! \brief Starts a dedicated pruning thread.
//!
//! The thread waits before running the initial prune, so as to not interfere
//! with any startup-related IO performed by the client.
//!
//! This method may only be be called on a newly-constructed object or after
//! a call to Stop().
void Start() override;
//! \brief Stops the pruning thread.
//!
//! This method must only be called after Start(). If Start() has been called,
//! this method must be called before destroying an object of this class.
//!
//! This method may be called from any thread other than the pruning thread.
//! It is expected to only be called from the same thread that called Start().
void Stop() override;
private:
// WorkerThread::Delegate:
void DoWork(const WorkerThread* thread) override;
WorkerThread thread_;
std::unique_ptr<PruneCondition> condition_;
CrashReportDatabase* database_; // weak
DISALLOW_COPY_AND_ASSIGN(PruneCrashReportThread);
};
} // namespace crashpad
#endif // CRASHPAD_HANDLER_PRUNE_CRASH_REPORTS_THREAD_H_