1 /*
2 * Copyright (C) 2022 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 // Entry for microdroid-specific apexd. This should be kept as minimal as
18 // possible.
19
20 #include "apex_constants.h"
21 #define LOG_TAG "apexd-vm"
22
23 #include <android-base/logging.h>
24 #include <sys/stat.h>
25
26 #include "apexd.h"
27
28 static const android::apex::ApexdConfig kMicrodroidConfig = {
29 android::apex::kApexStatusSysprop,
30 {{android::apex::ApexPartition::System,
31 android::apex::kApexPackageSystemDir}},
32 // A bunch of things are not used in Microdroid, hence we use nullptr
33 // instead of an actual value.
34 nullptr, /* active_apex_data_dir */
35 nullptr, /* decompression_dir */
36 nullptr, /* ota_reserved_dir */
37 nullptr, /* staged_session_dir */
38 android::apex::kVmPayloadMetadataPartitionProp,
39 nullptr, /* active_apex_selinux_ctx */
40 false, /* mount_before_data */
41 };
42
main(int,char ** argv)43 int main(int /*argc*/, char** argv) {
44 android::base::InitLogging(argv);
45 android::base::SetMinimumLogSeverity(android::base::INFO);
46
47 // set umask to 022 so that files/dirs created are accessible to other
48 // processes e.g.) /apex/apex-info-list.xml is supposed to be read by other
49 // processes
50 umask(022);
51
52 android::apex::SetConfig(kMicrodroidConfig);
53 return android::apex::OnStartInVmMode();
54 }
55