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Commit 2cb91b55 authored by Android Build Coastguard Worker's avatar Android Build Coastguard Worker
Browse files

Snap for 7521319 from 3299f3a9 to sc-v2-release 

Change-Id: I5de0b41767ea35f844b215635d2fe806dfa5094b
parents 3150aed7 3299f3a9

fs_mgr/libsnapshot/android/snapshot/snapshot.proto

+6 −0
Original line number Diff line number Diff line
@@ -191,6 +191,9 @@ message SnapshotUpdateStatus { 


    // Merge failure code, filled if state == MergeFailed.

    MergeFailureCode merge_failure_code = 7;



    // Source build fingerprint.

    string source_build_fingerprint = 8;

}



// Next: 10
@@ -222,4 +225,7 @@ message SnapshotMergeReport { 


    // Merge failure code, filled if state == MergeFailed.

    MergeFailureCode merge_failure_code = 9;



    // The source fingerprint at the time the OTA was downloaded.

    string source_build_fingerprint = 10;

}

fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot.h

+1 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ class MockSnapshotManager : public ISnapshotManager { 
    MOCK_METHOD(bool, Dump, (std::ostream & os), (override));

    MOCK_METHOD(std::unique_ptr<AutoDevice>, EnsureMetadataMounted, (), (override));

    MOCK_METHOD(ISnapshotMergeStats*, GetSnapshotMergeStatsInstance, (), (override));

    MOCK_METHOD(std::string, ReadSourceBuildFingerprint, (), (override));

};



}  // namespace android::snapshot

fs_mgr/libsnapshot/include/libsnapshot/mock_snapshot_merge_stats.h

+3 −0
Original line number Diff line number Diff line
@@ -35,13 +35,16 @@ class MockSnapshotMergeStats final : public ISnapshotMergeStats { 
    MOCK_METHOD(void, set_boot_complete_time_ms, (uint32_t), (override));

    MOCK_METHOD(void, set_boot_complete_to_merge_start_time_ms, (uint32_t), (override));

    MOCK_METHOD(void, set_merge_failure_code, (MergeFailureCode), (override));

    MOCK_METHOD(void, set_source_build_fingerprint, (const std::string&), (override));

    MOCK_METHOD(uint64_t, cow_file_size, (), (override));

    MOCK_METHOD(uint64_t, total_cow_size_bytes, (), (override));

    MOCK_METHOD(uint64_t, estimated_cow_size_bytes, (), (override));

    MOCK_METHOD(uint32_t, boot_complete_time_ms, (), (override));

    MOCK_METHOD(uint32_t, boot_complete_to_merge_start_time_ms, (), (override));

    MOCK_METHOD(std::string, source_build_fingerprint, (), (override));

    MOCK_METHOD(MergeFailureCode, merge_failure_code, (), (override));

    MOCK_METHOD(std::unique_ptr<Result>, Finish, (), (override));

    MOCK_METHOD(bool, WriteState, (), (override));



    using ISnapshotMergeStats::Result;

    // Return nullptr if any failure.

fs_mgr/libsnapshot/include/libsnapshot/snapshot.h

+4 −0
Original line number Diff line number Diff line
@@ -177,6 +177,9 @@ class ISnapshotManager { 
    // code. Otherwise, MergeFailureCode::Ok is returned.

    virtual MergeFailureCode ReadMergeFailureCode() = 0;



    // If an update is in progress, return the source build fingerprint.

    virtual std::string ReadSourceBuildFingerprint() = 0;



    // Find the status of the current update, if any.

    //

    // |progress| depends on the returned status:
@@ -369,6 +372,7 @@ class SnapshotManager final : public ISnapshotManager { 
    ISnapshotMergeStats* GetSnapshotMergeStatsInstance() override;

    bool MapAllSnapshots(const std::chrono::milliseconds& timeout_ms = {}) override;

    bool UnmapAllSnapshots() override;

    std::string ReadSourceBuildFingerprint() override;



    // We can't use WaitForFile during first-stage init, because ueventd is not

    // running and therefore will not automatically create symlinks. Instead,

fs_mgr/libsnapshot/include/libsnapshot/snapshot_stats.h

+9 −1
Original line number Diff line number Diff line
@@ -35,12 +35,14 @@ class ISnapshotMergeStats { 
    virtual void set_boot_complete_time_ms(uint32_t ms) = 0;

    virtual void set_boot_complete_to_merge_start_time_ms(uint32_t ms) = 0;

    virtual void set_merge_failure_code(MergeFailureCode code) = 0;

    virtual void set_source_build_fingerprint(const std::string& fingerprint) = 0;

    virtual uint64_t cow_file_size() = 0;

    virtual uint64_t total_cow_size_bytes() = 0;

    virtual uint64_t estimated_cow_size_bytes() = 0;

    virtual uint32_t boot_complete_time_ms() = 0;

    virtual uint32_t boot_complete_to_merge_start_time_ms() = 0;

    virtual MergeFailureCode merge_failure_code() = 0;

    virtual std::string source_build_fingerprint() = 0;



    // Called when merge ends. Properly clean up permanent storage.

    class Result {
@@ -52,6 +54,10 @@ class ISnapshotMergeStats { 
    };

    // Return nullptr if any failure.

    virtual std::unique_ptr<Result> Finish() = 0;



    // Write out the current state. This should be called when data might be lost that

    // cannot be recovered (eg the COW sizes).

    virtual bool WriteState() = 0;

};



class SnapshotMergeStats : public ISnapshotMergeStats {
@@ -74,11 +80,13 @@ class SnapshotMergeStats : public ISnapshotMergeStats { 
    uint32_t boot_complete_to_merge_start_time_ms() override;

    void set_merge_failure_code(MergeFailureCode code) override;

    MergeFailureCode merge_failure_code() override;

    void set_source_build_fingerprint(const std::string& fingerprint) override;

    std::string source_build_fingerprint() override;

    std::unique_ptr<Result> Finish() override;

    bool WriteState() override;



  private:

    bool ReadState();

    bool WriteState();

    bool DeleteState();

    SnapshotMergeStats(const std::string& path);