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#!/usr/bin/env python
#
# Copyright (C) 2012 The Android Open Source Project
#
# 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.
from __future__ import print_function
import sys
try:
from hashlib import sha1
except ImportError:
from sha import sha as sha1
if len(sys.argv) < 2:
sys.exit(0)
build_info = {}
f = open(sys.argv[1])
for line in f:
line = line.strip()
if line.startswith("require"):
key, value = line.split()[1].split("=", 1)
build_info[key] = value
f.close()
bad = False
for item in sys.argv[2:]:
key, fn = item.split(":", 1)
values = build_info.get(key, None)
if not values:
continue
values = values.split("|")
f = open(fn, "rb")
digest = sha1(f.read()).hexdigest()
f.close()
versions = {}
try:
f = open(fn + ".sha1")
except IOError:
if not bad:
print()
print("*** Error opening \"%s.sha1\"; can't verify %s" % (fn, key))
bad = True
continue
for line in f:
line = line.strip()
if not line or line.startswith("#"): continue
h, v = line.split()
versions[h] = v
if digest not in versions:
if not bad:
print()
print("*** SHA-1 hash of \"%s\" doesn't appear in \"%s.sha1\"" % (fn, fn))
bad = True
continue
if versions[digest] not in values:
if not bad:
print()
print("*** \"%s\" is version %s; not any %s allowed by \"%s\"." % (
fn, versions[digest], key, sys.argv[1]))
bad = True
if bad:
print()
sys.exit(1)
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