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Commit 1b07983c authored by Tianjie Xu's avatar Tianjie Xu
Browse files

Add a new flag "--disable_fec_computation" for OTA generation 

We have added the flag to disable on device fec computation in
brillo_update_payload. Exposed it in ota_from_target_files as well.

Bug: 139723500
Test: generate an incremental package with the new flag
Change-Id: I683e3ec7791963a3c7e141ecb4e5a3fb53fe2108
parent 6ae3aaca

tools/releasetools/ota_from_target_files.py

+9 −0
Original line number Diff line number Diff line
@@ -139,6 +139,9 @@ Non-A/B OTA specific options 


A/B OTA specific options



  --disable_fec_computation

      Disable the on device FEC data computation for incremental updates.



  --include_secondary

      Additionally include the payload for secondary slot images (default:

      False). Only meaningful when generating A/B OTAs.
@@ -235,6 +238,7 @@ OPTIONS.skip_postinstall = False 
OPTIONS.retrofit_dynamic_partitions = False

OPTIONS.skip_compatibility_check = False

OPTIONS.output_metadata_path = None

OPTIONS.disable_fec_computation = False





METADATA_NAME = 'META-INF/com/android/metadata'
@@ -571,6 +575,8 @@ class Payload(object): 
           "--target_image", target_file]

    if source_file is not None:

      cmd.extend(["--source_image", source_file])

      if OPTIONS.disable_fec_computation:

        cmd.extend(["--disable_fec_computation", "true"])

    cmd.extend(additional_args)

    self._Run(cmd)
@@ -2225,6 +2231,8 @@ def main(argv): 
      OPTIONS.skip_compatibility_check = True

    elif o == "--output_metadata_path":

      OPTIONS.output_metadata_path = a

    elif o == "--disable_fec_computation":

      OPTIONS.disable_fec_computation = True

    else:

      return False

    return True
@@ -2259,6 +2267,7 @@ def main(argv): 
                                 "retrofit_dynamic_partitions",

                                 "skip_compatibility_check",

                                 "output_metadata_path=",

                                 "disable_fec_computation",

                             ], extra_option_handler=option_handler)



  if len(args) != 2: