Merge "fixup! Embed host liblz4.so in target_files"
diff --git a/core/board_config.mk b/core/board_config.mk
index dc50a68..8074225 100644
--- a/core/board_config.mk
+++ b/core/board_config.mk
@@ -234,10 +234,7 @@
   .KATI_READONLY := TARGET_DEVICE_DIR
 endif
 
-# TODO(colefaust) change this if to RBC_PRODUCT_CONFIG when
-# the board configuration is known to work on everything
-# the product config works on.
-ifndef RBC_BOARD_CONFIG
+ifndef RBC_PRODUCT_CONFIG
 include $(board_config_mk)
 else
   $(shell mkdir -p $(OUT_DIR)/rbc)
diff --git a/core/config.mk b/core/config.mk
index e9dedfd..4db33f1 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -861,6 +861,7 @@
     30.0 \
     31.0 \
     32.0 \
+    33.0 \
 
 .KATI_READONLY := \
     PLATFORM_SEPOLICY_COMPAT_VERSIONS \
diff --git a/core/product_config.mk b/core/product_config.mk
index 1e74fa9..35f018d 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -230,7 +230,6 @@
 
 ifneq (,$(filter $(TARGET_PRODUCT),$(products_using_starlark_config)))
   RBC_PRODUCT_CONFIG := true
-  RBC_BOARD_CONFIG := true
 endif
 
 ifndef RBC_PRODUCT_CONFIG
diff --git a/finalize_branch_for_release.sh b/finalize_branch_for_release.sh
index c942eb2..8587b3a 100755
--- a/finalize_branch_for_release.sh
+++ b/finalize_branch_for_release.sh
@@ -17,7 +17,8 @@
 # Update references in the codebase to new API version (TODO)
 # ...
 
-AIDL_TRANSITIVE_FREEZE=true m aidl-freeze-api
+# Adding -j1 option because of file(Android.bp) race condition.
+AIDL_TRANSITIVE_FREEZE=true m aidl-freeze-api -j1
 
 m check-vndk-list || update-vndk-list.sh # for new versions of AIDL interfaces
 
diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index 5f74e2b..374babf 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -725,7 +725,7 @@
   GZ = 2
 
 
-def _GetRamdiskFormat(info_dict):
+def GetRamdiskFormat(info_dict):
   if info_dict.get('lz4_ramdisks') == 'true':
     ramdisk_format = RamdiskFormat.LZ4
   else:
@@ -834,7 +834,7 @@
 
   # Load recovery fstab if applicable.
   d["fstab"] = _FindAndLoadRecoveryFstab(d, input_file, read_helper)
-  ramdisk_format = _GetRamdiskFormat(d)
+  ramdisk_format = GetRamdiskFormat(d)
 
   # Tries to load the build props for all partitions with care_map, including
   # system and vendor.
@@ -1188,10 +1188,14 @@
     return " ".join(sorted(combined))
 
   if (framework_dict.get("use_dynamic_partitions") !=
-          "true") or (vendor_dict.get("use_dynamic_partitions") != "true"):
+        "true") or (vendor_dict.get("use_dynamic_partitions") != "true"):
     raise ValueError("Both dictionaries must have use_dynamic_partitions=true")
 
   merged_dict = {"use_dynamic_partitions": "true"}
+  # For keys-value pairs that are the same, copy to merged dict
+  for key in vendor_dict.keys():
+    if key in framework_dict and framework_dict[key] == vendor_dict[key]:
+      merged_dict[key] = vendor_dict[key]
 
   merged_dict["dynamic_partition_list"] = uniq_concat(
       framework_dict.get("dynamic_partition_list", ""),
@@ -1575,7 +1579,7 @@
   img = tempfile.NamedTemporaryFile()
 
   if has_ramdisk:
-    ramdisk_format = _GetRamdiskFormat(info_dict)
+    ramdisk_format = GetRamdiskFormat(info_dict)
     ramdisk_img = _MakeRamdisk(sourcedir, fs_config_file,
                                ramdisk_format=ramdisk_format)
 
@@ -1856,7 +1860,7 @@
 
   img = tempfile.NamedTemporaryFile()
 
-  ramdisk_format = _GetRamdiskFormat(info_dict)
+  ramdisk_format = GetRamdiskFormat(info_dict)
   ramdisk_img = _MakeRamdisk(sourcedir, ramdisk_format=ramdisk_format)
 
   # use MKBOOTIMG from environ, or "mkbootimg" if empty or not set
diff --git a/tools/releasetools/merge/merge_utils.py b/tools/releasetools/merge/merge_utils.py
index f623ad2..e253b02 100644
--- a/tools/releasetools/merge/merge_utils.py
+++ b/tools/releasetools/merge/merge_utils.py
@@ -100,20 +100,16 @@
   has_error = False
 
   # Check that partitions only come from one input.
-  for partition in _FRAMEWORK_PARTITIONS.union(_VENDOR_PARTITIONS):
-    image_path = 'IMAGES/{}.img'.format(partition.lower().replace('/', ''))
-    in_framework = (
-        any(item.startswith(partition) for item in OPTIONS.framework_item_list)
-        or image_path in OPTIONS.framework_item_list)
-    in_vendor = (
-        any(item.startswith(partition) for item in OPTIONS.vendor_item_list) or
-        image_path in OPTIONS.vendor_item_list)
-    if in_framework and in_vendor:
-      logger.error(
-          'Cannot extract items from %s for both the framework and vendor'
-          ' builds. Please ensure only one merge config item list'
-          ' includes %s.', partition, partition)
-      has_error = True
+  framework_partitions = ItemListToPartitionSet(OPTIONS.framework_item_list)
+  vendor_partitions = ItemListToPartitionSet(OPTIONS.vendor_item_list)
+  from_both = framework_partitions.intersection(vendor_partitions)
+  if from_both:
+    logger.error(
+        'Cannot extract items from the same partition in both the '
+        'framework and vendor builds. Please ensure only one merge config '
+        'item list (or inferred list) includes each partition: %s' %
+        ','.join(from_both))
+    has_error = True
 
   if any([
       key in OPTIONS.framework_misc_info_keys
@@ -131,7 +127,8 @@
 # system partition). The following regex matches this and extracts the
 # partition name.
 
-_PARTITION_ITEM_PATTERN = re.compile(r'^([A-Z_]+)/\*$')
+_PARTITION_ITEM_PATTERN = re.compile(r'^([A-Z_]+)/.*$')
+_IMAGE_PARTITION_PATTERN = re.compile(r'^IMAGES/(.*)\.img$')
 
 
 def ItemListToPartitionSet(item_list):
@@ -154,62 +151,89 @@
   partition_set = set()
 
   for item in item_list:
-    partition_match = _PARTITION_ITEM_PATTERN.search(item.strip())
-    partition_tag = partition_match.group(
-        1).lower() if partition_match else None
-
-    if partition_tag:
-      partition_set.add(partition_tag)
+    for pattern in (_PARTITION_ITEM_PATTERN, _IMAGE_PARTITION_PATTERN):
+      partition_match = pattern.search(item.strip())
+      if partition_match:
+        partition = partition_match.group(1).lower()
+        # These directories in target-files are not actual partitions.
+        if partition not in ('meta', 'images'):
+          partition_set.add(partition)
 
   return partition_set
 
 
 # Partitions that are grabbed from the framework partial build by default.
 _FRAMEWORK_PARTITIONS = {
-    'system', 'product', 'system_ext', 'system_other', 'root', 'system_dlkm'
-}
-# Partitions that are grabbed from the vendor partial build by default.
-_VENDOR_PARTITIONS = {
-    'vendor', 'odm', 'oem', 'boot', 'vendor_boot', 'recovery',
-    'prebuilt_images', 'radio', 'data', 'vendor_dlkm', 'odm_dlkm'
+    'system', 'product', 'system_ext', 'system_other', 'root', 'system_dlkm',
+    'vbmeta_system'
 }
 
 
 def InferItemList(input_namelist, framework):
-  item_list = []
+  item_set = set()
 
-  # Some META items are grabbed from partial builds directly.
+  # Some META items are always grabbed from partial builds directly.
   # Others are combined in merge_meta.py.
   if framework:
-    item_list.extend([
+    item_set.update([
         'META/liblz4.so',
         'META/postinstall_config.txt',
         'META/update_engine_config.txt',
         'META/zucchini_config.txt',
     ])
   else:  # vendor
-    item_list.extend([
+    item_set.update([
         'META/kernel_configs.txt',
         'META/kernel_version.txt',
         'META/otakeys.txt',
+        'META/pack_radioimages.txt',
         'META/releasetools.py',
-        'OTA/android-info.txt',
     ])
 
   # Grab a set of items for the expected partitions in the partial build.
-  for partition in (_FRAMEWORK_PARTITIONS if framework else _VENDOR_PARTITIONS):
-    for namelist in input_namelist:
-      if namelist.startswith('%s/' % partition.upper()):
-        fs_config_prefix = '' if partition == 'system' else '%s_' % partition
-        item_list.extend([
-            '%s/*' % partition.upper(),
-            'IMAGES/%s.img' % partition,
-            'IMAGES/%s.map' % partition,
-            'META/%sfilesystem_config.txt' % fs_config_prefix,
-        ])
-        break
+  seen_partitions = []
+  for namelist in input_namelist:
+    if namelist.endswith('/'):
+      continue
 
-  return sorted(item_list)
+    partition = namelist.split('/')[0].lower()
+
+    # META items are grabbed above, or merged later.
+    if partition == 'meta':
+      continue
+
+    if partition == 'images':
+      image_partition, extension = os.path.splitext(os.path.basename(namelist))
+      if image_partition == 'vbmeta':
+        # Always regenerate vbmeta.img since it depends on hash information
+        # from both builds.
+        continue
+      if extension in ('.img', '.map'):
+        # Include image files in IMAGES/* if the partition comes from
+        # the expected set.
+        if (framework and image_partition in _FRAMEWORK_PARTITIONS) or (
+            not framework and image_partition not in _FRAMEWORK_PARTITIONS):
+          item_set.add(namelist)
+      elif not framework:
+        # Include all miscellaneous non-image files in IMAGES/* from
+        # the vendor build.
+        item_set.add(namelist)
+      continue
+
+    # Skip already-visited partitions.
+    if partition in seen_partitions:
+      continue
+    seen_partitions.append(partition)
+
+    if (framework and partition in _FRAMEWORK_PARTITIONS) or (
+        not framework and partition not in _FRAMEWORK_PARTITIONS):
+      fs_config_prefix = '' if partition == 'system' else '%s_' % partition
+      item_set.update([
+          '%s/*' % partition.upper(),
+          'META/%sfilesystem_config.txt' % fs_config_prefix,
+      ])
+
+  return sorted(item_set)
 
 
 def InferFrameworkMiscInfoKeys(input_namelist):
@@ -223,8 +247,8 @@
   ]
 
   for partition in _FRAMEWORK_PARTITIONS:
-    for namelist in input_namelist:
-      if namelist.startswith('%s/' % partition.upper()):
+    for partition_dir in ('%s/' % partition.upper(), 'SYSTEM/%s/' % partition):
+      if partition_dir in input_namelist:
         fs_type_prefix = '' if partition == 'system' else '%s_' % partition
         keys.extend([
             'avb_%s_hashtree_enable' % partition,
diff --git a/tools/releasetools/merge/test_merge_utils.py b/tools/releasetools/merge/test_merge_utils.py
index 1949050..eceb734 100644
--- a/tools/releasetools/merge/test_merge_utils.py
+++ b/tools/releasetools/merge/test_merge_utils.py
@@ -108,20 +108,27 @@
 
   def test_ItemListToPartitionSet(self):
     item_list = [
+        'IMAGES/system_ext.img',
         'META/apexkeys.txt',
         'META/apkcerts.txt',
         'META/filesystem_config.txt',
         'PRODUCT/*',
         'SYSTEM/*',
-        'SYSTEM_EXT/*',
+        'SYSTEM/system_ext/*',
     ]
     partition_set = merge_utils.ItemListToPartitionSet(item_list)
     self.assertEqual(set(['product', 'system', 'system_ext']), partition_set)
 
   def test_InferItemList_Framework(self):
     zip_namelist = [
+        'IMAGES/product.img',
+        'IMAGES/product.map',
+        'IMAGES/system.img',
+        'IMAGES/system.map',
         'SYSTEM/my_system_file',
         'PRODUCT/my_product_file',
+        # Device does not use a separate system_ext partition.
+        'SYSTEM/system_ext/system_ext_file',
     ]
 
     item_list = merge_utils.InferItemList(zip_namelist, framework=True)
@@ -147,37 +154,55 @@
     zip_namelist = [
         'VENDOR/my_vendor_file',
         'ODM/my_odm_file',
+        'IMAGES/odm.img',
+        'IMAGES/odm.map',
+        'IMAGES/vendor.img',
+        'IMAGES/vendor.map',
+        'IMAGES/my_custom_image.img',
+        'IMAGES/my_custom_file.txt',
+        'IMAGES/vbmeta.img',
+        'CUSTOM_PARTITION/my_custom_file',
+        # Leftover framework pieces that shouldn't be grabbed.
+        'IMAGES/system.img',
+        'SYSTEM/system_file',
     ]
 
     item_list = merge_utils.InferItemList(zip_namelist, framework=False)
 
     expected_vendor_item_list = [
+        'CUSTOM_PARTITION/*',
+        'IMAGES/my_custom_file.txt',
+        'IMAGES/my_custom_image.img',
         'IMAGES/odm.img',
         'IMAGES/odm.map',
         'IMAGES/vendor.img',
         'IMAGES/vendor.map',
+        'META/custom_partition_filesystem_config.txt',
         'META/kernel_configs.txt',
         'META/kernel_version.txt',
         'META/odm_filesystem_config.txt',
         'META/otakeys.txt',
+        'META/pack_radioimages.txt',
         'META/releasetools.py',
         'META/vendor_filesystem_config.txt',
         'ODM/*',
-        'OTA/android-info.txt',
         'VENDOR/*',
     ]
     self.assertEqual(item_list, expected_vendor_item_list)
 
   def test_InferFrameworkMiscInfoKeys(self):
     zip_namelist = [
-        'SYSTEM/my_system_file',
-        'SYSTEM_EXT/my_system_ext_file',
+        'PRODUCT/',
+        'SYSTEM/',
+        'SYSTEM/system_ext/',
     ]
 
     keys = merge_utils.InferFrameworkMiscInfoKeys(zip_namelist)
 
     expected_keys = [
         'ab_update',
+        'avb_product_add_hashtree_footer_args',
+        'avb_product_hashtree_enable',
         'avb_system_add_hashtree_footer_args',
         'avb_system_ext_add_hashtree_footer_args',
         'avb_system_ext_hashtree_enable',
@@ -186,10 +211,13 @@
         'avb_vbmeta_system_algorithm',
         'avb_vbmeta_system_key_path',
         'avb_vbmeta_system_rollback_index_location',
+        'building_product_image',
         'building_system_ext_image',
         'building_system_image',
         'default_system_dev_certificate',
         'fs_type',
+        'product_disable_sparse',
+        'product_fs_type',
         'system_disable_sparse',
         'system_ext_disable_sparse',
         'system_ext_fs_type',
diff --git a/tools/releasetools/ota_from_target_files.py b/tools/releasetools/ota_from_target_files.py
index 522d489..66e850b 100755
--- a/tools/releasetools/ota_from_target_files.py
+++ b/tools/releasetools/ota_from_target_files.py
@@ -1208,6 +1208,8 @@
         metadata.postcondition.partition_state)
 
   if not ota_utils.IsZucchiniCompatible(source_file, target_file):
+    logger.warning(
+        "Builds doesn't support zucchini, or source/target don't have compatible zucchini versions. Disabling zucchini.")
     OPTIONS.enable_zucchini = False
 
   additional_args += ["--enable_zucchini",
diff --git a/tools/releasetools/ota_utils.py b/tools/releasetools/ota_utils.py
index 5d403dc..ef1dca2 100644
--- a/tools/releasetools/ota_utils.py
+++ b/tools/releasetools/ota_utils.py
@@ -22,7 +22,8 @@
 import ota_metadata_pb2
 from common import (ZipDelete, ZipClose, OPTIONS, MakeTempFile,
                     ZipWriteStr, BuildInfo, LoadDictionaryFromFile,
-                    SignFile, PARTITIONS_WITH_BUILD_PROP, PartitionBuildProps)
+                    SignFile, PARTITIONS_WITH_BUILD_PROP, PartitionBuildProps,
+                    GetRamdiskFormat)
 
 logger = logging.getLogger(__name__)
 
@@ -371,15 +372,18 @@
     for partition in PARTITIONS_WITH_BUILD_PROP:
       partition_prop_key = "{}.build.prop".format(partition)
       input_file = info_dict[partition_prop_key].input_file
+      ramdisk = GetRamdiskFormat(info_dict)
       if isinstance(input_file, zipfile.ZipFile):
         with zipfile.ZipFile(input_file.filename, allowZip64=True) as input_zip:
           info_dict[partition_prop_key] = \
               PartitionBuildProps.FromInputFile(input_zip, partition,
-                                                placeholder_values)
+                                                placeholder_values,
+                                                ramdisk)
       else:
         info_dict[partition_prop_key] = \
             PartitionBuildProps.FromInputFile(input_file, partition,
-                                              placeholder_values)
+                                              placeholder_values,
+                                              ramdisk)
     info_dict["build.prop"] = info_dict["system.build.prop"]
     build_info_set.add(BuildInfo(info_dict, default_build_info.oem_dicts))
 
@@ -693,6 +697,7 @@
       if os.path.exists(entry_path):
         with open(entry_path, "r") as fp:
           return fp.read()
-      else:
-        return ""
-  return ReadEntry(source_file, _ZUCCHINI_CONFIG_ENTRY_NAME) == ReadEntry(target_file, _ZUCCHINI_CONFIG_ENTRY_NAME)
+    return False
+  sourceEntry = ReadEntry(source_file, _ZUCCHINI_CONFIG_ENTRY_NAME)
+  targetEntry = ReadEntry(target_file, _ZUCCHINI_CONFIG_ENTRY_NAME)
+  return sourceEntry and targetEntry and sourceEntry == targetEntry