1#!/usr/bin/env python3
2#
3# Copyright (C) 2019 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16#
17import os
18import subprocess
19from glob import glob
20from collections import defaultdict
21import sys
22import json
23
24if len(sys.argv) < 3:
25    product_out = os.environ["PRODUCT_OUT"]
26    aapt = "aapt2"
27else:
28    product_out = sys.argv[1]
29    aapt = sys.argv[2]
30
31def execute(cmd):
32    p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
33    out, err = map(lambda b: b.decode('utf-8'), p.communicate())
34    return p.returncode == 0, out, err
35
36def make_aapt_cmds(file):
37    return [aapt + ' dump ' + file + ' --file AndroidManifest.xml',
38            aapt + ' dump xmltree ' + file + ' --file AndroidManifest.xml']
39
40def extract_shared_uid(file):
41    for cmd in make_aapt_cmds(file):
42        success, manifest, error_msg = execute(cmd)
43        if success:
44            break
45    else:
46        print(error_msg, file=sys.stderr)
47        sys.exit()
48        return None
49
50    for l in manifest.split('\n'):
51        if "sharedUserId" in l:
52            return l.split('"')[-2]
53    return None
54
55
56partitions = ["system", "vendor", "product"]
57
58shareduid_app_dict = defaultdict(list)
59
60for p in partitions:
61    for f in glob(os.path.join(product_out, p, "*", "*", "*.apk")):
62        apk_file = os.path.basename(f)
63        shared_uid = extract_shared_uid(f)
64
65        if shared_uid is None:
66            continue
67        shareduid_app_dict[shared_uid].append((p, apk_file))
68
69
70output = defaultdict(lambda: defaultdict(list))
71
72for uid, app_infos in shareduid_app_dict.items():
73    partitions = {p for p, _ in app_infos}
74    if len(partitions) > 1:
75        for part in partitions:
76            output[uid][part].extend([a for p, a in app_infos if p == part])
77
78print(json.dumps(output, indent=2, sort_keys=True))
79