You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

93 lines
3.3 KiB

/*
* Copyright (C) 2019 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.
*/
#ifndef ANDROID_APEXD_APEXD_SESSION_H_
#define ANDROID_APEXD_APEXD_SESSION_H_
#include <android-base/result.h>
#include "apex_constants.h"
#include "session_state.pb.h"
#include <optional>
namespace android {
namespace apex {
class ApexSession {
public:
// Returns top-level directory to store sessions metadata in.
// If device has /metadata partition, this will return
// /metadata/apex/sessions, on all other devices it will return
// /data/apex/sessions.
static std::string GetSessionsDir();
// Migrates content of /data/apex/sessions to /metadata/apex/sessions.
// If device doesn't have /metadata partition this call will be a no-op.
// If /data/apex/sessions this call will also be a no-op.
static android::base::Result<void> MigrateToMetadataSessionsDir();
static android::base::Result<ApexSession> CreateSession(int session_id);
static android::base::Result<ApexSession> GetSession(int session_id);
static std::vector<ApexSession> GetSessions();
static std::vector<ApexSession> GetSessionsInState(
::apex::proto::SessionState::State state);
static android::base::Result<std::optional<ApexSession>> GetActiveSession();
static std::vector<ApexSession> GetActiveSessions();
ApexSession() = delete;
const google::protobuf::RepeatedField<int> GetChildSessionIds() const;
::apex::proto::SessionState::State GetState() const;
int GetId() const;
const std::string& GetBuildFingerprint() const;
const std::string& GetCrashingNativeProcess() const;
const std::string& GetErrorMessage() const;
bool IsFinalized() const;
bool HasRollbackEnabled() const;
bool IsRollback() const;
int GetRollbackId() const;
const google::protobuf::RepeatedPtrField<std::string> GetApexNames() const;
void SetChildSessionIds(const std::vector<int>& child_session_ids);
void SetBuildFingerprint(const std::string& fingerprint);
void SetHasRollbackEnabled(const bool enabled);
void SetIsRollback(const bool is_rollback);
void SetRollbackId(const int rollback_id);
void SetCrashingNativeProcess(const std::string& crashing_process);
void SetErrorMessage(const std::string& error_message);
void AddApexName(const std::string& apex_name);
android::base::Result<void> UpdateStateAndCommit(
const ::apex::proto::SessionState::State& state);
android::base::Result<void> DeleteSession() const;
static void DeleteFinalizedSessions();
private:
explicit ApexSession(::apex::proto::SessionState state);
::apex::proto::SessionState state_;
static android::base::Result<ApexSession> GetSessionFromFile(
const std::string& path);
};
std::ostream& operator<<(std::ostream& out, const ApexSession& session);
} // namespace apex
} // namespace android
#endif // ANDROID_APEXD_APEXD_SESSION_H