# Copyright 2017 - The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Implementation of gsi_util command 'pull'."""
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import argparse
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import logging
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import shutil
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import sys
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from gsi_util.commands.common import image_sources
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def do_pull(args):
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logging.info('==== PULL ====')
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source, dest = args.SOURCE, args.DEST
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mounter = image_sources.create_composite_mounter_by_args(args)
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with mounter as file_accessor:
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with file_accessor.prepare_file(source) as filename:
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if not filename:
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print >> sys.stderr, 'Can not dump file: {}'.format(source)
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else:
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logging.debug('Copy %s -> %s', filename, dest)
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shutil.copy(filename, dest)
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logging.info('==== DONE ====')
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_PULL_DESCRIPTION = ("""'pull' command pulls a file from the give image.
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You must assign at least one image source.
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SOURCE is the full path file name to pull, which must start with '/' and
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includes the mount point. ex.
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/system/build.prop
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/vendor/compatibility_matrix.xml
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Some usage examples:
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$ ./gsi_util.py pull --system adb:AB0123456789 /system/manifest.xml
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$ ./gsi_util.py pull --vendor adb /vendor/compatibility_matrix.xml
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$ ./gsi_util.py pull --system system.img /system/build.prop
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$ ./gsi_util.py pull --system my/out/folder/system /system/build.prop""")
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def setup_command_args(parser):
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# command 'pull'
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pull_parser = parser.add_parser(
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'pull',
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help='pull a file from the given image',
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description=_PULL_DESCRIPTION,
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formatter_class=argparse.RawTextHelpFormatter)
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image_sources.add_argument_group(pull_parser)
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pull_parser.add_argument(
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'SOURCE',
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type=str,
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help='the full path file name in given image to be pull')
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pull_parser.add_argument(
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'DEST',
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nargs='?',
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default='.',
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type=str,
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help='the file name or directory to save the pulled file (default: .)')
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pull_parser.set_defaults(func=do_pull)
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