Clean up code duplication in build_image.py.
This is another code block where lots of stuff is duplicated, making it
hard to add new partitions or partition features.
Bug: N/A
Test: m otapackage, treehugger
Change-Id: I4c71275303a9246b37c03b24f531925b90d26fc8
diff --git a/tools/releasetools/build_image.py b/tools/releasetools/build_image.py
index d749c9e..0e5ed12 100755
--- a/tools/releasetools/build_image.py
+++ b/tools/releasetools/build_image.py
@@ -634,252 +634,94 @@
for p in common_props:
copy_prop(p, p)
- suffixed_props = (
- "erofs_compressor",
- )
- for p in suffixed_props:
- copy_prop("{}_{}".format(mount_point, p), p)
+ 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"),
+ )
+
+ # 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