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Full ota v3 compatibilty check

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Check that device is shipped supporting v3 in order to enable it.
Otherwise fallback.

Bug: 331202590
Test: th
Change-Id: I218fbaa6a044420af39be70b055da5ffbfced158
This commit is contained in:
Daniel Zheng
2024-03-28 16:41:17 -07:00
parent c3ce9e344c
commit 2826b1a2d3
1 changed files with 15 additions and 1 deletions
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16
tools/releasetools/ota_from_target_files.py
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@@ -872,6 +872,7 @@ def GenerateAbOtaPackage(target_file, output_file, source_file=None):
target_info = common.BuildInfo(OPTIONS.info_dict, OPTIONS.oem_dicts) target_info = common.BuildInfo(OPTIONS.info_dict, OPTIONS.oem_dicts)
if OPTIONS.disable_vabc and target_info.is_release_key: if OPTIONS.disable_vabc and target_info.is_release_key:
raise ValueError("Disabling VABC on release-key builds is not supported.") raise ValueError("Disabling VABC on release-key builds is not supported.")
ValidateCompressionParam(target_info) ValidateCompressionParam(target_info)
vabc_compression_param = target_info.vabc_compression_param vabc_compression_param = target_info.vabc_compression_param
@@ -907,7 +908,6 @@ def GenerateAbOtaPackage(target_file, output_file, source_file=None):
logger.info("Source build and target build use different compression methods {} vs {}, default to source builds parameter {}".format( logger.info("Source build and target build use different compression methods {} vs {}, default to source builds parameter {}".format(
source_info.vabc_compression_param, target_info.vabc_compression_param, source_info.vabc_compression_param)) source_info.vabc_compression_param, target_info.vabc_compression_param, source_info.vabc_compression_param))
vabc_compression_param = source_info.vabc_compression_param vabc_compression_param = source_info.vabc_compression_param
# Virtual AB Cow version 3 is introduced in Android U with improved memory # Virtual AB Cow version 3 is introduced in Android U with improved memory
# and install time performance. All OTA's with # and install time performance. All OTA's with
# both the source build and target build with VIRTUAL_AB_COW_VERSION = 3 # both the source build and target build with VIRTUAL_AB_COW_VERSION = 3
@@ -918,6 +918,7 @@ def GenerateAbOtaPackage(target_file, output_file, source_file=None):
elif source_info.vabc_cow_version != target_info.vabc_cow_version: elif source_info.vabc_cow_version != target_info.vabc_cow_version:
logger.info("Source and Target have different cow VABC_COW_VERSION specified, default to minimum version") logger.info("Source and Target have different cow VABC_COW_VERSION specified, default to minimum version")
OPTIONS.vabc_cow_version = min(source_info.vabc_cow_version, target_info.vabc_cow_version) OPTIONS.vabc_cow_version = min(source_info.vabc_cow_version, target_info.vabc_cow_version)
# Virtual AB Compression was introduced in Androd S. # Virtual AB Compression was introduced in Androd S.
# Later, we backported VABC to Android R. But verity support was not # Later, we backported VABC to Android R. But verity support was not
# backported, so if VABC is used and we are on Android R, disable # backported, so if VABC is used and we are on Android R, disable
@@ -930,6 +931,19 @@ def GenerateAbOtaPackage(target_file, output_file, source_file=None):
assert "ab_partitions" in OPTIONS.info_dict, \ assert "ab_partitions" in OPTIONS.info_dict, \
"META/ab_partitions.txt is required for ab_update." "META/ab_partitions.txt is required for ab_update."
source_info = None source_info = None
if not target_info.vabc_cow_version:
OPTIONS.vabc_cow_version = 2
elif target_info.vabc_cow_version >= "3" and target_info.vendor_api_level < 35:
logger.warning(
"This full OTA is configured to use VABC cow version"
" 3 which is supported since"
" Android API level 35, but device is "
"launched with {} . If this full OTA is"
" served to a device running old build, OTA might fail due to "
"unsupported vabc cow version. For safety, version 2 is used because "
"it's supported since day 1.".format(
target_info.vendor_api_level))
OPTIONS.vabc_cow_version = 2
if OPTIONS.vabc_compression_param is None and vabc_compression_param: if OPTIONS.vabc_compression_param is None and vabc_compression_param:
minimum_api_level_required = VABC_COMPRESSION_PARAM_SUPPORT[ minimum_api_level_required = VABC_COMPRESSION_PARAM_SUPPORT[
vabc_compression_param] vabc_compression_param]