instance_manager.h

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/*
 * Copyright (C) 2022 The Android Open Source Project
 *
 * 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.
 */
 
#pragma once
 
#include <sys/types.h>
 
#include <optional>
#include <string>
#include <utility>
#include <vector>
 
#include "cuttlefish/common/libs/utils/result.h"
#include "cuttlefish/host/commands/cvd/cli/command_request.h"
#include "cuttlefish/host/commands/cvd/cli/selector/creation_analyzer.h"
#include "cuttlefish/host/commands/cvd/instances/instance_database.h"
#include "cuttlefish/host/commands/cvd/instances/instance_group_record.h"
#include "cuttlefish/host/commands/cvd/instances/instance_record.h"
#include "cuttlefish/host/commands/cvd/instances/lock/instance_lock.h"
#include "cuttlefish/host/commands/cvd/legacy/cvd_server.pb.h"
 
namespace cuttlefish {
 
class InstanceManager {
 public:
  using GroupCreationInfo = selector::GroupCreationInfo;
 
  InstanceManager(InstanceLockFileManager&, InstanceDatabase& instance_db);
 
  Result<bool> HasInstanceGroups() const;
  Result<LocalInstanceGroup> CreateInstanceGroup(
      const selector::GroupCreationInfo& group_info);
  Result<void> UpdateInstanceGroup(const LocalInstanceGroup& group);
  Result<bool> RemoveInstanceGroupByHome(const std::string&);
 
  cvd::Status CvdClear(const CommandRequest&);
 
  Result<std::optional<InstanceLockFile>> TryAcquireLock(int instance_num);
 
  Result<std::vector<LocalInstanceGroup>> FindGroups(
      const InstanceDatabase::Filter& filter) const;
  Result<LocalInstanceGroup> FindGroup(
      const InstanceDatabase::Filter& filter) const;
 
  Result<std::pair<LocalInstance, LocalInstanceGroup>> FindInstanceWithGroup(
      const InstanceDatabase::Filter& filter) const;
 
  Result<void> SetAcloudTranslatorOptout(bool optout);
  Result<bool> GetAcloudTranslatorOptout() const;
 
  Result<void> IssueStopCommand(const CommandRequest& request,
                                const std::string& config_file_path,
                                LocalInstanceGroup& group);
 
 private:
  Result<std::string> StopBin(const std::string& host_android_out);
 
  InstanceLockFileManager& lock_manager_;
  InstanceDatabase& instance_db_;
};
 
}  // namespace cuttlefish