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executable file 83 lines (69 sloc) 2.922 kb
#!/usr/bin/env python
#
# Copyright (C) 2012 Mozilla Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Build a gecko (OTA) full or incremental MAR
import argparse
import os
import shutil
import tempfile
import update_tools
def unwrap_mar(mar, verbose):
print "Extracting MAR for incremental update: %s" % mar
tmpdir = tempfile.mkdtemp()
bz2_mar = update_tools.BZip2Mar(mar, verbose=verbose)
bz2_mar.extract(tmpdir)
return tmpdir
def main():
parser = argparse.ArgumentParser()
parser.add_argument("mar", metavar="MAR", help="Destination MAR file")
parser.add_argument("--dir", metavar="DIR", default=None,
help="Source directory. When building an \"incremental\" MAR, this can " +
"also be a MAR for convenience. Default: $PWD")
parser.add_argument("--to", metavar="TO", default=None,
help="This is a synonym for --dir")
parser.add_argument("--from", metavar="FROM", dest="from_dir", default=None,
help="The base directory or MAR to build an incremental MAR from. This " +
"will build an incremental update MAR between FROM and TO")
parser.add_argument("-v", "--verbose", dest="verbose", action="store_true",
default=False, help="Enable verbose logging")
args = parser.parse_args()
if os.path.isdir(args.mar):
parser.error("MAR destination is a directory: %s" % args.mar)
if not args.dir:
args.dir = args.to if args.to else os.getcwd()
if not args.from_dir and not os.path.isdir(args.dir):
parser.error("Path is not a directory: %s" % args.dir)
to_tmpdir = from_tmpdir = None
if args.from_dir and os.path.isfile(args.dir):
to_tmpdir = unwrap_mar(args.dir, args.verbose)
args.dir = to_tmpdir
if args.from_dir and os.path.isfile(args.from_dir):
from_tmpdir = unwrap_mar(args.from_dir, args.verbose)
args.from_dir = from_tmpdir
try:
builder = update_tools.GeckoMarBuilder()
builder.build_gecko_mar(args.dir, args.mar, from_dir=args.from_dir)
update_type = "incremental" if args.from_dir else "full"
print "Built %s update MAR: %s" % (update_type, args.mar)
except Exception, e:
parser.error(e)
finally:
if to_tmpdir:
shutil.rmtree(to_tmpdir)
if from_tmpdir:
shutil.rmtree(from_tmpdir)
if __name__ == "__main__":
main()
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