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build_image: remove an unnecessary call to append2simg 

append2simg on a large image is fairly slow, so append verity metadata to
the hash tree to avoid two calls.

Bug: 26251929
Change-Id: I5ec84dcd6e8500e990af13b1f9cef5e809b41605
This commit is contained in:
Sami Tolvanen 2015-12-18 13:24:56 +00:00
parent d49e55561a
commit ff914f5dd0
1 changed files with 13 additions and 4 deletions
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17
tools/releasetools/build_image.py
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@ -182,14 +182,23 @@ def Append2Simg(sparse_image_path, unsparse_image_path, error_message):
return False
return True
def Append(target, file_to_append, error_message):
cmd = 'cat %s >> %s' % (file_to_append, target)
print cmd
status, output = commands.getstatusoutput(cmd)
if status:
print "%s: %s" % (error_message, output)
return False
return True
def BuildVerifiedImage(data_image_path, verity_image_path,
verity_metadata_path):
if not Append2Simg(data_image_path, verity_image_path,
"Could not append verity tree!"):
return False
if not Append2Simg(data_image_path, verity_metadata_path,
if not Append(verity_image_path, verity_metadata_path,
"Could not append verity metadata!"):
return False
if not Append2Simg(data_image_path, verity_image_path,
"Could not append verity data!"):
return False
return True
def UnsparseImage(sparse_image_path, replace=True):