Add mainline extension and METADATA.txt to boot.zip.

Contents of METADATA.txt:

booclasspath = dex_bootjars_input/core-oj.jar:dex_bootjars_input/core-libart.jar:dex_bootjars_input/okhttp.jar:dex_bootjars_input/bouncycastle.jar:dex_bootjars_input/apache-xml.jar:dex_bootjars_input/framework.jar:dex_bootjars_input/framework-graphics.jar:dex_bootjars_input/ext.jar:dex_bootjars_input/telephony-common.jar:dex_bootjars_input/voip-common.jar:dex_bootjars_input/ims-common.jar:dex_bootjars_input/core-icu4j.jar:apex_bootjars/framework-adservices.jar:apex_bootjars/framework-sdksandbox.jar:apex_bootjars/framework-appsearch.jar:apex_bootjars/framework-bluetooth.jar:apex_bootjars/conscrypt.jar:apex_bootjars/android.net.ipsec.ike.jar:apex_bootjars/updatable-media.jar:apex_bootjars/framework-mediaprovider.jar:apex_bootjars/framework-ondevicepersonalization.jar:apex_bootjars/framework-statsd.jar:apex_bootjars/framework-permission.jar:apex_bootjars/framework-permission-s.jar:apex_bootjars/framework-scheduling.jar:apex_bootjars/framework-sdkextensions.jar:apex_bootjars/framework-connectivity.jar:apex_bootjars/framework-connectivity-t.jar:apex_bootjars/framework-tethering.jar:apex_bootjars/framework-uwb.jar:apex_bootjars/framework-virtualization.jar:apex_bootjars/framework-wifi.jar
booclasspath-locations = /apex/com.android.art/javalib/core-oj.jar:/apex/com.android.art/javalib/core-libart.jar:/apex/com.android.art/javalib/okhttp.jar:/apex/com.android.art/javalib/bouncycastle.jar:/apex/com.android.art/javalib/apache-xml.jar:/system/framework/framework.jar:/system/framework/framework-graphics.jar:/system/framework/ext.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/system/framework/ims-common.jar:/apex/com.android.i18n/javalib/core-icu4j.jar:/apex/com.android.adservices/javalib/framework-adservices.jar:/apex/com.android.adservices/javalib/framework-sdksandbox.jar:/apex/com.android.appsearch/javalib/framework-appsearch.jar:/apex/com.android.btservices/javalib/framework-bluetooth.jar:/apex/com.android.conscrypt/javalib/conscrypt.jar:/apex/com.android.ipsec/javalib/android.net.ipsec.ike.jar:/apex/com.android.media/javalib/updatable-media.jar:/apex/com.android.mediaprovider/javalib/framework-mediaprovider.jar:/apex/com.android.ondevicepersonalization/javalib/framework-ondevicepersonalization.jar:/apex/com.android.os.statsd/javalib/framework-statsd.jar:/apex/com.android.permission/javalib/framework-permission.jar:/apex/com.android.permission/javalib/framework-permission-s.jar:/apex/com.android.scheduling/javalib/framework-scheduling.jar:/apex/com.android.sdkext/javalib/framework-sdkextensions.jar:/apex/com.android.tethering/javalib/framework-connectivity.jar:/apex/com.android.tethering/javalib/framework-connectivity-t.jar:/apex/com.android.tethering/javalib/framework-tethering.jar:/apex/com.android.uwb/javalib/framework-uwb.jar:/apex/com.android.virt/javalib/framework-virtualization.jar:/apex/com.android.wifi/javalib/framework-wifi.jar
boot-image = system/framework/boot.art:system/framework/boot-framework-adservices.art

Bug: 286381070
Test: m dist out/dist/boot.zip
(cherry picked from https://android-review.googlesource.com/q/commit:a5551c5d91ce236e775bfc61fb3d6b7cdeb07b50)
Merged-In: I258479ffbdf199091290b074329ff1b43db2e669
Change-Id: I258479ffbdf199091290b074329ff1b43db2e669

2 files changed, 29 insertions, 10 deletions

diff --git a/core/dex_preopt.mk b/core/dex_preopt.mk
index 62c3ba3795..af5ff9d686 100644
--- a/core/dex_preopt.mk
+++ b/core/dex_preopt.mk
@@ -80,15 +80,40 @@ system_server_jars += \
   $(foreach m,$(other_system_server_jars),\
     $(PRODUCT_OUT)/$(call word-colon,1,$(m))/framework/$(call word-colon,2,$(m)).jar)
 
+# Infix can be 'art' (ART image for testing), 'boot' (primary), or 'mainline' (mainline extension).
+# Soong creates a set of variables for Make, one or each boot image. The only reason why the ART
+# image is exposed to Make is testing (art gtests) and benchmarking (art golem benchmarks). Install
+# rules that use those variables are in dex_preopt_libart.mk. Here for dexpreopt purposes the infix
+# is always 'boot' or 'mainline'.
+DEXPREOPT_INFIX := $(if $(filter true,$(DEX_PREOPT_WITH_UPDATABLE_BCP)),mainline,boot)
+
+# The input variables are written by build/soong/java/dexpreopt_bootjars.go. Examples can be found
+# at the bottom of build/soong/java/dexpreopt_config_testing.go.
+dexpreopt_root_dir := $(dir $(patsubst %/,%,$(dir $(firstword $(bootclasspath_jars)))))
+booclasspath_arg := $(subst $(space),:,$(patsubst $(dexpreopt_root_dir)%,%,$(DEXPREOPT_BOOTCLASSPATH_DEX_FILES)))
+booclasspath_locations_arg := $(subst $(space),:,$(DEXPREOPT_BOOTCLASSPATH_DEX_LOCATIONS))
+boot_images := $(subst :,$(space),$(DEXPREOPT_IMAGE_LOCATIONS_ON_DEVICE$(DEXPREOPT_INFIX)))
+boot_image_arg := $(subst $(space),:,$(patsubst /%,%,$(boot_images)))
+
+boot_zip_metadata_txt := $(boot_zip).METADATA.txt
+$(boot_zip_metadata_txt):
+	rm -f $@
+	echo "booclasspath = $(booclasspath_arg)" >> $@
+	echo "booclasspath-locations = $(booclasspath_locations_arg)" >> $@
+	echo "boot-image = $(boot_image_arg)" >> $@
+
+$(call dist-for-goals, droidcore, $(boot_zip_metadata_txt))
+
 $(boot_zip): PRIVATE_BOOTCLASSPATH_JARS := $(bootclasspath_jars)
 $(boot_zip): PRIVATE_SYSTEM_SERVER_JARS := $(system_server_jars)
-$(boot_zip): $(bootclasspath_jars) $(system_server_jars) $(SOONG_ZIP) $(MERGE_ZIPS) $(DEXPREOPT_IMAGE_ZIP_boot) $(DEXPREOPT_IMAGE_ZIP_art)
+$(boot_zip): $(bootclasspath_jars) $(system_server_jars) $(SOONG_ZIP) $(MERGE_ZIPS) $(DEXPREOPT_IMAGE_ZIP_boot) $(DEXPREOPT_IMAGE_ZIP_art) $(DEXPREOPT_IMAGE_ZIP_mainline) $(boot_zip_metadata_txt)
 	@echo "Create boot package: $@"
 	rm -f $@
 	$(SOONG_ZIP) -o $@.tmp \
 	  -C $(dir $(firstword $(PRIVATE_BOOTCLASSPATH_JARS)))/.. $(addprefix -f ,$(PRIVATE_BOOTCLASSPATH_JARS)) \
-	  -C $(PRODUCT_OUT) $(addprefix -f ,$(PRIVATE_SYSTEM_SERVER_JARS))
-	$(MERGE_ZIPS) $@ $@.tmp $(DEXPREOPT_IMAGE_ZIP_boot) $(DEXPREOPT_IMAGE_ZIP_art)
+	  -C $(PRODUCT_OUT) $(addprefix -f ,$(PRIVATE_SYSTEM_SERVER_JARS)) \
+	  -e METADATA.txt -f $(boot_zip_metadata_txt)
+	$(MERGE_ZIPS) $@ $@.tmp $(DEXPREOPT_IMAGE_ZIP_boot) $(DEXPREOPT_IMAGE_ZIP_art) $(DEXPREOPT_IMAGE_ZIP_mainline)
 	rm -f $@.tmp
 
 $(call dist-for-goals, droidcore, $(boot_zip))
diff --git a/core/dex_preopt_odex_install.mk b/core/dex_preopt_odex_install.mk
index d4988750dc..8ebf34e016 100644
--- a/core/dex_preopt_odex_install.mk
+++ b/core/dex_preopt_odex_install.mk
@@ -272,13 +272,7 @@ my_dexpreopt_images :=
 my_dexpreopt_images_deps :=
 my_dexpreopt_image_locations_on_host :=
 my_dexpreopt_image_locations_on_device :=
-# Infix can be 'art', 'boot', or 'mainline'. Soong creates a set of variables
-# for Make, one or each boot image (primary, the framework extension, and the
-# mainline extension). The only reason why the primary image is exposed to Make
-# is testing (art gtests) and benchmarking (art golem benchmarks). Install rules
-# that use those variables are in dex_preopt_libart.mk. Here for dexpreopt
-# purposes the infix is always 'boot' or 'mainline'.
-my_dexpreopt_infix := $(if $(filter true,$(DEX_PREOPT_WITH_UPDATABLE_BCP)),mainline,boot)
+my_dexpreopt_infix := $(DEXPREOPT_INFIX)
 my_create_dexpreopt_config :=
 
 ifdef LOCAL_DEX_PREOPT