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Commit 045fd6f2 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "libsnapshot: Move snapshot metadata to super partition." into main am:... 

Merge "libsnapshot: Move snapshot metadata to super partition." into main am: 40f2bfd6 am: fb0a0cc6

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3183126



Change-Id: I0672bb08b91b41227a04eaff13bfe930312cd4f5
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 0244db85 fb0a0cc6

fastboot/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -186,6 +186,7 @@ cc_binary { 
        "libprotobuf-cpp-lite",

        "libsparse",

        "libutils",

        "libselinux",

    ],



    static_libs: [

fs_mgr/fs_mgr_priv.h

+0 −2
Original line number Diff line number Diff line
@@ -80,10 +80,8 @@ 


using namespace std::chrono_literals;



bool fs_mgr_set_blk_ro(const std::string& blockdev, bool readonly = true);

bool fs_mgr_is_device_unlocked();



bool fs_mgr_is_ext4(const std::string& blk_device);

bool fs_mgr_is_f2fs(const std::string& blk_device);



bool fs_mgr_filesystem_available(const std::string& filesystem);

fs_mgr/include/fs_mgr.h

+6 −0
Original line number Diff line number Diff line
@@ -104,6 +104,12 @@ int fs_mgr_setup_verity(android::fs_mgr::FstabEntry* fstab, bool wait_for_verity 
// returned. Otherwise, it will use the current slot.

std::string fs_mgr_get_super_partition_name(int slot = -1);



// Set readonly for the block device

bool fs_mgr_set_blk_ro(const std::string& blockdev, bool readonly = true);



// Check if the block device has ext4 filesystem

bool fs_mgr_is_ext4(const std::string& blk_device);



enum FsMgrUmountStatus : int {

    SUCCESS = 0,

    ERROR_UNKNOWN = 1 << 0,

fs_mgr/libsnapshot/Android.bp

+3 −0
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ cc_defaults { 
        "libfstab",

        "libsnapuserd_client",

        "libz",

        "libselinux",

    ],

    header_libs: [

        "libfiemap_headers",
@@ -91,6 +92,7 @@ filegroup { 
        "partition_cow_creator.cpp",

        "return.cpp",

        "utility.cpp",

        "scratch_super.cpp",

    ],

}
@@ -351,6 +353,7 @@ cc_binary { 
    ],

    srcs: [

        "snapshotctl.cpp",

        "scratch_super.cpp",

    ],

    static_libs: [

        "libbrotli",

fs_mgr/libsnapshot/device_info.cpp

+18 −1
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 
// limitations under the License.



#include "device_info.h"

#include "scratch_super.h"



#include <android-base/logging.h>

#include <fs_mgr.h>
@@ -37,8 +38,24 @@ constexpr bool kIsRecovery = true; 
constexpr bool kIsRecovery = false;

#endif



DeviceInfo::DeviceInfo() {

    std::string scratch_device = android::snapshot::GetScratchOtaMetadataPartition();

    if (!scratch_device.empty()) {

        std::string scratch_metadata =

                android::snapshot::MapScratchOtaMetadataPartition(scratch_device);

        if (!scratch_metadata.empty()) {

            SetMetadataDir(scratch_metadata);

            SetTempMetadata();

        }

    }

}



std::string DeviceInfo::GetMetadataDir() const {

    return "/metadata/ota"s;

    return metadata_dir_;

}



void DeviceInfo::SetMetadataDir(const std::string& value) {

    metadata_dir_ = value;

}



std::string DeviceInfo::GetSlotSuffix() const {