Hook incremental ext4 image generation into build
Allows passing the *.base_fs or *.map files for system and vendor in INTERNAL_SYSTEM_BASE_FS_PATH and INTERNAL_VENDOR_BASE_FS_PATH variables respectively. Internal Design Doc: go/incremental-ext4 BUG: 26839493 Signed-off-by: Mohamad Ayyash <mkayyash@google.com> Change-Id: Ie57ef6dbfa6084268b6535fe0a673a3b4aaa6e2f Signed-off-by: Mohamad Ayyash <mkayyash@google.com>
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Mohamad Ayyash
parent
f68339b025
commit
f876555893
3 changed files with 27 additions and 0 deletions
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@ -783,6 +783,8 @@ endif
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SELINUX_FC := $(TARGET_ROOT_OUT)/file_contexts.bin
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INTERNAL_USERIMAGES_DEPS += $(SELINUX_FC)
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INTERNAL_USERIMAGES_DEPS += $(BLK_ALLOC_TO_BASE_FS)
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# $(1): the path of the output dictionary file
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# $(2): additional "key=value" pairs to append to the dictionary file.
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define generate-userimage-prop-dictionary
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@ -793,6 +795,7 @@ $(if $(BOARD_SYSTEMIMAGE_JOURNAL_SIZE),$(hide) echo "system_journal_size=$(BOARD
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$(if $(BOARD_HAS_EXT4_RESERVED_BLOCKS),$(hide) echo "has_ext4_reserved_blocks=$(BOARD_HAS_EXT4_RESERVED_BLOCKS)" >> $(1))
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$(if $(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR),$(hide) echo "system_squashfs_compressor=$(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR)" >> $(1))
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$(if $(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR_OPT),$(hide) echo "system_squashfs_compressor_opt=$(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR_OPT)" >> $(1))
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$(if $(INTERNAL_SYSTEM_BASE_FS_PATH),$(hide) echo "system_base_fs_file=$(INTERNAL_SYSTEM_BASE_FS_PATH)" >> $(1))
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$(if $(BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "userdata_fs_type=$(BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE)" >> $(1))
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$(if $(BOARD_USERDATAIMAGE_PARTITION_SIZE),$(hide) echo "userdata_size=$(BOARD_USERDATAIMAGE_PARTITION_SIZE)" >> $(1))
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$(if $(BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "cache_fs_type=$(BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE)" >> $(1))
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@ -802,6 +805,7 @@ $(if $(BOARD_VENDORIMAGE_PARTITION_SIZE),$(hide) echo "vendor_size=$(BOARD_VENDO
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$(if $(BOARD_VENDORIMAGE_JOURNAL_SIZE),$(hide) echo "vendor_journal_size=$(BOARD_VENDORIMAGE_JOURNAL_SIZE)" >> $(1))
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$(if $(BOARD_VENDORIMAGE_SQUASHFS_COMPRESSOR),$(hide) echo "vendor_squashfs_compressor=$(BOARD_VENDORIMAGE_SQUASHFS_COMPRESSOR)" >> $(1))
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$(if $(BOARD_VENDORIMAGE_SQUASHFS_COMPRESSOR_OPT),$(hide) echo "vendor_squashfs_compressor_opt=$(BOARD_VENDORIMAGE_SQUASHFS_COMPRESSOR_OPT)" >> $(1))
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$(if $(INTERNAL_VENDOR_BASE_FS_PATH),$(hide) echo "vendor_base_fs_file=$(INTERNAL_VENDOR_BASE_FS_PATH)" >> $(1))
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$(if $(BOARD_OEMIMAGE_PARTITION_SIZE),$(hide) echo "oem_size=$(BOARD_OEMIMAGE_PARTITION_SIZE)" >> $(1))
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$(if $(BOARD_OEMIMAGE_JOURNAL_SIZE),$(hide) echo "oem_journal_size=$(BOARD_OEMIMAGE_JOURNAL_SIZE)" >> $(1))
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$(if $(INTERNAL_USERIMAGES_SPARSE_EXT_FLAG),$(hide) echo "extfs_sparse_flag=$(INTERNAL_USERIMAGES_SPARSE_EXT_FLAG)" >> $(1))
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@ -526,6 +526,7 @@ endif
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APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
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FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
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MAKE_EXT4FS := $(HOST_OUT_EXECUTABLES)/make_ext4fs$(HOST_EXECUTABLE_SUFFIX)
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BLK_ALLOC_TO_BASE_FS := $(HOST_OUT_EXECUTABLES)/blk_alloc_to_base_fs$(HOST_EXECUTABLE_SUFFIX)
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MKEXTUSERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg.sh
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ifeq ($(HOST_OS),linux)
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MAKE_SQUASHFS := $(HOST_OUT_EXECUTABLES)/mksquashfs$(HOST_EXECUTABLE_SUFFIX)
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@ -292,6 +292,18 @@ def MakeVerityEnabledImage(out_file, fec_supported, prop_dict):
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shutil.rmtree(tempdir_name, ignore_errors=True)
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return True
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def ConvertBlockMapToBaseFs(block_map_file):
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fd, base_fs_file = tempfile.mkstemp(prefix="script_gen_",
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suffix=".base_fs")
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os.close(fd)
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convert_command = ["blk_alloc_to_base_fs", block_map_file, base_fs_file]
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(_, exit_code) = RunCommand(convert_command)
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if exit_code != 0:
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os.remove(base_fs_file)
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return None
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return base_fs_file
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def BuildImage(in_dir, prop_dict, out_file, target_out=None):
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"""Build an image to out_file from in_dir with property prop_dict.
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@ -308,6 +320,7 @@ def BuildImage(in_dir, prop_dict, out_file, target_out=None):
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# /system and the ramdisk, and can be mounted at the root of the file system.
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origin_in = in_dir
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fs_config = prop_dict.get("fs_config")
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base_fs_file = None
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if (prop_dict.get("system_root_image") == "true"
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and prop_dict["mount_point"] == "system"):
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in_dir = tempfile.mkdtemp()
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@ -367,6 +380,11 @@ def BuildImage(in_dir, prop_dict, out_file, target_out=None):
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build_command.extend(["-D", target_out])
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if "block_list" in prop_dict:
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build_command.extend(["-B", prop_dict["block_list"]])
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if "base_fs_file" in prop_dict:
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base_fs_file = ConvertBlockMapToBaseFs(prop_dict["base_fs_file"])
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if base_fs_file is None:
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return False
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build_command.extend(["-d", base_fs_file])
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build_command.extend(["-L", prop_dict["mount_point"]])
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if "selinux_fc" in prop_dict:
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build_command.append(prop_dict["selinux_fc"])
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@ -421,6 +439,8 @@ def BuildImage(in_dir, prop_dict, out_file, target_out=None):
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shutil.rmtree(in_dir, ignore_errors=True)
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if fs_config:
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os.remove(fs_config)
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if base_fs_file is not None:
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os.remove(base_fs_file)
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if exit_code != 0:
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return False
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@ -525,6 +545,7 @@ def ImagePropFromGlobalDict(glob_dict, mount_point):
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copy_prop("has_ext4_reserved_blocks", "has_ext4_reserved_blocks")
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copy_prop("system_squashfs_compressor", "squashfs_compressor")
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copy_prop("system_squashfs_compressor_opt", "squashfs_compressor_opt")
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copy_prop("system_base_fs_file", "base_fs_file")
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elif mount_point == "data":
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# Copy the generic fs type first, override with specific one if available.
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copy_prop("fs_type", "fs_type")
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@ -541,6 +562,7 @@ def ImagePropFromGlobalDict(glob_dict, mount_point):
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copy_prop("has_ext4_reserved_blocks", "has_ext4_reserved_blocks")
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copy_prop("vendor_squashfs_compressor", "squashfs_compressor")
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copy_prop("vendor_squashfs_compressor_opt", "squashfs_compressor_opt")
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copy_prop("vendor_base_fs_file", "base_fs_file")
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elif mount_point == "oem":
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copy_prop("fs_type", "fs_type")
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copy_prop("oem_size", "partition_size")
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