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Commit 5b0fe18f authored by Sen Jiang's avatar Sen Jiang
Browse files

Add support for avbtool in custom_images. 

Set CUSTOM_IMAGE_AVB_ENABLE := true to enable avb, add_hashtree_footer
args can be added in CUSTOM_IMAGE_AVB_ADD_HASHTREE_FOOTER_ARGS.

Bug: 38319818
Test: m custom_images

Change-Id: Ia452dc5ce8b55bcbd3abba9e965b72e78fd8c104
parent 294d5c5f

core/tasks/build_custom_images.mk

+2 −0
Original line number Diff line number Diff line
@@ -54,6 +54,8 @@ custom_image_parameter_variables := \ 
  CUSTOM_IMAGE_SELINUX \

  CUSTOM_IMAGE_SUPPORT_VERITY \

  CUSTOM_IMAGE_VERITY_BLOCK_DEVICE \

  CUSTOM_IMAGE_AVB_ENABLE \

  CUSTOM_IMAGE_AVB_ADD_HASHTREE_FOOTER_ARGS \



# We don't expect product makefile to inherit/override PRODUCT_CUSTOM_IMAGE_MAKEFILES,

# so we don't put it in the _product_var_list.

core/tasks/tools/build_custom_image.mk

+10 −0
Original line number Diff line number Diff line
@@ -74,6 +74,11 @@ $(my_built_custom_image): PRIVATE_SUPPORT_VERITY := $(CUSTOM_IMAGE_SUPPORT_VERIT 
$(my_built_custom_image): PRIVATE_VERITY_KEY := $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_VERITY_SIGNING_KEY)

$(my_built_custom_image): PRIVATE_VERITY_BLOCK_DEVICE := $(CUSTOM_IMAGE_VERITY_BLOCK_DEVICE)

$(my_built_custom_image): PRIVATE_DICT_FILE := $(CUSTOM_IMAGE_DICT_FILE)

$(my_built_custom_image): PRIVATE_AVB_ENABLE := $(CUSTOM_IMAGE_AVB_ENABLE)

$(my_built_custom_image): PRIVATE_AVB_ADD_HASHTREE_FOOTER_ARGS := $(CUSTOM_IMAGE_AVB_ADD_HASHTREE_FOOTER_ARGS)

ifeq (true,$(CUSTOM_IMAGE_AVB_ENABLE))

  $(my_built_custom_image): $(AVBTOOL)

endif

$(my_built_custom_image): $(INTERNAL_USERIMAGES_DEPS) $(my_built_modules) $(my_image_copy_files) \

  $(CUSTOM_IMAGE_DICT_FILE)

	@echo "Build image $@"
@@ -97,6 +102,11 @@ $(my_built_custom_image): $(INTERNAL_USERIMAGES_DEPS) $(my_built_modules) $(my_i 
	    echo "verity_key=$(PRIVATE_VERITY_KEY)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt;\

	    echo "verity_signer_cmd=$(VERITY_SIGNER)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt;\

	    echo "verity_block_device=$(PRIVATE_VERITY_BLOCK_DEVICE)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt)

	$(if $(PRIVATE_AVB_ENABLE),\

	  $(hide) echo "avb_enable=$(PRIVATE_AVB_ENABLE)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt;\

	    echo "avb_avbtool=$(AVBTOOL)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt;\

	    echo "avb_signing_args=$(INTERNAL_AVB_SIGNING_ARGS)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt;\

	    echo "avb_add_hashtree_footer_args=$(PRIVATE_AVB_ADD_HASHTREE_FOOTER_ARGS)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt)

	$(if $(PRIVATE_DICT_FILE),\

	  $(hide) echo "# Properties from $(PRIVATE_DICT_FILE)" >> $(PRIVATE_INTERMEDIATES)/image_info.txt;\

	    cat $(PRIVATE_DICT_FILE) >> $(PRIVATE_INTERMEDIATES)/image_info.txt)