Merge "Clean up code duplication in build_image.py."

  for p in common_props:

    copy_prop(p, p)

  suffixed_props = (

      "erofs_compressor",

  ro_mount_points = set([

      "odm",

      "odm_dlkm",

      "oem",

      "product",

      "system",

      "system_ext",

      "system_other",

      "vendor",

      "vendor_dlkm",

  ])

  # Tuple layout: (readonly, specific prop, general prop)

  fmt_props = (

      # Generic first, then specific file type.

      (False, "fs_type", "fs_type"),

      (False, "{}_fs_type", "fs_type"),

      # Ordering for these doesn't matter.

      (False, "{}_selinux_fc", "selinux_fc"),

      (False, "{}_size", "partition_size"),

      (True, "avb_{}_add_hashtree_footer_args", "avb_add_hashtree_footer_args"),

      (True, "avb_{}_algorithm", "avb_algorithm"),

      (True, "avb_{}_hashtree_enable", "avb_hashtree_enable"),

      (True, "avb_{}_key_path", "avb_key_path"),

      (True, "avb_{}_salt", "avb_salt"),

      (True, "ext4_share_dup_blocks", "ext4_share_dup_blocks"),

      (True, "{}_base_fs_file", "base_fs_file"),

      (True, "{}_disable_sparse", "disable_sparse"),

      (True, "{}_erofs_compressor", "erofs_compressor"),

      (True, "{}_extfs_inode_count", "extfs_inode_count"),

      (True, "{}_f2fs_compress", "f2fs_compress"),

      (True, "{}_f2fs_sldc_flags", "f2fs_sldc_flags"),

      (True, "{}_reserved_size", "partition_reserved_size"),

      (True, "{}_squashfs_block_size", "squashfs_block_size"),

      (True, "{}_squashfs_compressor", "squashfs_compressor"),

      (True, "{}_squashfs_compressor_opt", "squashfs_compressor_opt"),

      (True, "{}_squashfs_disable_4k_align", "squashfs_disable_4k_align"),

      (True, "{}_verity_block_device", "verity_block_device"),

  )

  for p in suffixed_props:

      copy_prop("{}_{}".format(mount_point, p), p)

  # Translate prefixed properties into generic ones.

  if mount_point == "data":

    prefix = "userdata"

  else:

    prefix = mount_point

  for readonly, src_prop, dest_prop in fmt_props:

    if readonly and mount_point not in ro_mount_points:

      continue

    if src_prop == "fs_type":

      # This property is legacy and only used on a few partitions. b/202600377

      allowed_partitions = set(["system", "system_other", "data", "oem"])

      if mount_point not in allowed_partitions:

          continue

    if mount_point == "system_other":

      # Propagate system properties to system_other. They'll get overridden

      # after as needed.

      copy_prop(src_prop.format("system"), dest_prop)

    copy_prop(src_prop.format(prefix), dest_prop)

  # Set prefixed properties that need a default value.

  if mount_point in ro_mount_points:

    prop = "{}_journal_size".format(prefix)

    if not copy_prop(prop, "journal_size"):

      d["journal_size"] = "0"

    prop = "{}_extfs_rsv_pct".format(prefix)

    if not copy_prop(prop, "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

  # Copy partition-specific properties.

  d["mount_point"] = mount_point

  if mount_point == "system":

    copy_prop("avb_system_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_system_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_system_key_path", "avb_key_path")

    copy_prop("avb_system_algorithm", "avb_algorithm")

    copy_prop("avb_system_salt", "avb_salt")

    copy_prop("fs_type", "fs_type")

    # Copy the generic system fs type first, override with specific one if

    # available.

    copy_prop("system_fs_type", "fs_type")

    copy_prop("system_headroom", "partition_headroom")

    copy_prop("system_size", "partition_size")

    if not copy_prop("system_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("system_verity_block_device", "verity_block_device")

    copy_prop("system_root_image", "system_root_image")

    copy_prop("root_dir", "root_dir")

    copy_prop("root_fs_config", "root_fs_config")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("system_f2fs_compress", "f2fs_compress")

    copy_prop("system_f2fs_sldc_flags", "f2fs_sldc_flags")

    copy_prop("system_squashfs_compressor", "squashfs_compressor")

    copy_prop("system_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("system_squashfs_block_size", "squashfs_block_size")

    copy_prop("system_squashfs_disable_4k_align", "squashfs_disable_4k_align")

    copy_prop("system_base_fs_file", "base_fs_file")

    copy_prop("system_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("system_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("system_reserved_size", "partition_reserved_size")

    copy_prop("system_selinux_fc", "selinux_fc")

    copy_prop("system_disable_sparse", "disable_sparse")

  elif mount_point == "system_other":

    # We inherit the selinux policies of /system since we contain some of its

    # files.

    copy_prop("avb_system_other_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_system_other_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_system_other_key_path", "avb_key_path")

    copy_prop("avb_system_other_algorithm", "avb_algorithm")

    copy_prop("avb_system_other_salt", "avb_salt")

    copy_prop("fs_type", "fs_type")

    copy_prop("system_fs_type", "fs_type")

    copy_prop("system_other_size", "partition_size")

    if not copy_prop("system_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("system_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("system_f2fs_compress", "f2fs_compress")

    copy_prop("system_f2fs_sldc_flags", "f2fs_sldc_flags")

    copy_prop("system_squashfs_compressor", "squashfs_compressor")

    copy_prop("system_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("system_squashfs_block_size", "squashfs_block_size")

    copy_prop("system_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("system_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("system_reserved_size", "partition_reserved_size")

    copy_prop("system_selinux_fc", "selinux_fc")

    copy_prop("system_disable_sparse", "disable_sparse")

  elif mount_point == "data":

    # Copy the generic fs type first, override with specific one if available.

    copy_prop("fs_type", "fs_type")

    copy_prop("userdata_fs_type", "fs_type")

    copy_prop("userdata_size", "partition_size")

    copy_prop("flash_logical_block_size", "flash_logical_block_size")

    copy_prop("flash_erase_block_size", "flash_erase_block_size")

    copy_prop("userdata_selinux_fc", "selinux_fc")

    copy_prop("needs_casefold", "needs_casefold")

    copy_prop("needs_projid", "needs_projid")

    copy_prop("needs_compress", "needs_compress")

  elif mount_point == "cache":

    copy_prop("cache_fs_type", "fs_type")

    copy_prop("cache_size", "partition_size")

    copy_prop("cache_selinux_fc", "selinux_fc")

  elif mount_point == "vendor":

    copy_prop("avb_vendor_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_vendor_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_vendor_key_path", "avb_key_path")

    copy_prop("avb_vendor_algorithm", "avb_algorithm")

    copy_prop("avb_vendor_salt", "avb_salt")

    copy_prop("vendor_fs_type", "fs_type")

    copy_prop("vendor_size", "partition_size")

    if not copy_prop("vendor_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("vendor_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("vendor_f2fs_compress", "f2fs_compress")

    copy_prop("vendor_f2fs_sldc_flags", "f2fs_sldc_flags")

    copy_prop("vendor_squashfs_compressor", "squashfs_compressor")

    copy_prop("vendor_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("vendor_squashfs_block_size", "squashfs_block_size")

    copy_prop("vendor_squashfs_disable_4k_align", "squashfs_disable_4k_align")

    copy_prop("vendor_base_fs_file", "base_fs_file")

    copy_prop("vendor_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("vendor_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("vendor_reserved_size", "partition_reserved_size")

    copy_prop("vendor_selinux_fc", "selinux_fc")

    copy_prop("vendor_disable_sparse", "disable_sparse")

  elif mount_point == "product":

    copy_prop("avb_product_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_product_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_product_key_path", "avb_key_path")

    copy_prop("avb_product_algorithm", "avb_algorithm")

    copy_prop("avb_product_salt", "avb_salt")

    copy_prop("product_fs_type", "fs_type")

    copy_prop("product_size", "partition_size")

    if not copy_prop("product_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("product_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("product_f2fs_compress", "f2fs_compress")

    copy_prop("product_f2fs_sldc_flags", "f2fs_sldc_flags")

    copy_prop("product_squashfs_compressor", "squashfs_compressor")

    copy_prop("product_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("product_squashfs_block_size", "squashfs_block_size")

    copy_prop("product_squashfs_disable_4k_align", "squashfs_disable_4k_align")

    copy_prop("product_base_fs_file", "base_fs_file")

    copy_prop("product_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("product_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("product_reserved_size", "partition_reserved_size")

    copy_prop("product_selinux_fc", "selinux_fc")

    copy_prop("product_disable_sparse", "disable_sparse")

  elif mount_point == "system_ext":

    copy_prop("avb_system_ext_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_system_ext_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_system_ext_key_path", "avb_key_path")

    copy_prop("avb_system_ext_algorithm", "avb_algorithm")

    copy_prop("avb_system_ext_salt", "avb_salt")

    copy_prop("system_ext_fs_type", "fs_type")

    copy_prop("system_ext_size", "partition_size")

    if not copy_prop("system_ext_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("system_ext_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("system_ext_f2fs_compress", "f2fs_compress")

    copy_prop("system_ext_f2fs_sldc_flags", "f2fs_sldc_flags")

    copy_prop("system_ext_squashfs_compressor", "squashfs_compressor")

    copy_prop("system_ext_squashfs_compressor_opt",

              "squashfs_compressor_opt")

    copy_prop("system_ext_squashfs_block_size", "squashfs_block_size")

    copy_prop("system_ext_squashfs_disable_4k_align",

              "squashfs_disable_4k_align")

    copy_prop("system_ext_base_fs_file", "base_fs_file")

    copy_prop("system_ext_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("system_ext_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("system_ext_reserved_size", "partition_reserved_size")

    copy_prop("system_ext_selinux_fc", "selinux_fc")

    copy_prop("system_ext_disable_sparse", "disable_sparse")

  elif mount_point == "odm":

    copy_prop("avb_odm_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_odm_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_odm_key_path", "avb_key_path")

    copy_prop("avb_odm_algorithm", "avb_algorithm")

    copy_prop("avb_odm_salt", "avb_salt")

    copy_prop("odm_fs_type", "fs_type")

    copy_prop("odm_size", "partition_size")

    if not copy_prop("odm_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("odm_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("odm_squashfs_compressor", "squashfs_compressor")

    copy_prop("odm_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("odm_squashfs_block_size", "squashfs_block_size")

    copy_prop("odm_squashfs_disable_4k_align", "squashfs_disable_4k_align")

    copy_prop("odm_base_fs_file", "base_fs_file")

    copy_prop("odm_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("odm_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("odm_reserved_size", "partition_reserved_size")

    copy_prop("odm_selinux_fc", "selinux_fc")

    copy_prop("odm_disable_sparse", "disable_sparse")

  elif mount_point == "vendor_dlkm":

    copy_prop("avb_vendor_dlkm_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_vendor_dlkm_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_vendor_dlkm_key_path", "avb_key_path")

    copy_prop("avb_vendor_dlkm_algorithm", "avb_algorithm")

    copy_prop("avb_vendor_dlkm_salt", "avb_salt")

    copy_prop("vendor_dlkm_fs_type", "fs_type")

    copy_prop("vendor_dlkm_size", "partition_size")

    copy_prop("vendor_dlkm_f2fs_compress", "f2fs_compress")

    copy_prop("vendor_dlkm_f2fs_sldc_flags", "f2fs_sldc_flags")

    if not copy_prop("vendor_dlkm_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("vendor_dlkm_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("vendor_dlkm_squashfs_compressor", "squashfs_compressor")

    copy_prop("vendor_dlkm_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("vendor_dlkm_squashfs_block_size", "squashfs_block_size")

    copy_prop("vendor_dlkm_squashfs_disable_4k_align", "squashfs_disable_4k_align")

    copy_prop("vendor_dlkm_base_fs_file", "base_fs_file")

    copy_prop("vendor_dlkm_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("vendor_dlkm_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("vendor_dlkm_reserved_size", "partition_reserved_size")

    copy_prop("vendor_dlkm_selinux_fc", "selinux_fc")

    copy_prop("vendor_dlkm_disable_sparse", "disable_sparse")

  elif mount_point == "odm_dlkm":

    copy_prop("avb_odm_dlkm_hashtree_enable", "avb_hashtree_enable")

    copy_prop("avb_odm_dlkm_add_hashtree_footer_args",

              "avb_add_hashtree_footer_args")

    copy_prop("avb_odm_dlkm_key_path", "avb_key_path")

    copy_prop("avb_odm_dlkm_algorithm", "avb_algorithm")

    copy_prop("avb_odm_dlkm_salt", "avb_salt")

    copy_prop("odm_dlkm_fs_type", "fs_type")

    copy_prop("odm_dlkm_size", "partition_size")

    if not copy_prop("odm_dlkm_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("odm_dlkm_verity_block_device", "verity_block_device")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    copy_prop("odm_dlkm_squashfs_compressor", "squashfs_compressor")

    copy_prop("odm_dlkm_squashfs_compressor_opt", "squashfs_compressor_opt")

    copy_prop("odm_dlkm_squashfs_block_size", "squashfs_block_size")

    copy_prop("odm_dlkm_squashfs_disable_4k_align", "squashfs_disable_4k_align")

    copy_prop("odm_dlkm_base_fs_file", "base_fs_file")

    copy_prop("odm_dlkm_extfs_inode_count", "extfs_inode_count")

    if not copy_prop("odm_dlkm_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("odm_dlkm_reserved_size", "partition_reserved_size")

    copy_prop("odm_dlkm_selinux_fc", "selinux_fc")

    copy_prop("odm_dlkm_disable_sparse", "disable_sparse")

  elif mount_point == "oem":

    copy_prop("fs_type", "fs_type")

    copy_prop("oem_size", "partition_size")

    if not copy_prop("oem_journal_size", "journal_size"):

      d["journal_size"] = "0"

    copy_prop("oem_extfs_inode_count", "extfs_inode_count")

    copy_prop("ext4_share_dup_blocks", "ext4_share_dup_blocks")

    if not copy_prop("oem_extfs_rsv_pct", "extfs_rsv_pct"):

      d["extfs_rsv_pct"] = "0"

    copy_prop("oem_selinux_fc", "selinux_fc")

  d["partition_name"] = mount_point

  return d