1 //
2 // Copyright (C) 2019 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 #include "filesystem_explorer.h"
17
18 #include <set>
19 #include <string>
20
21 #include <dirent.h>
22 #include <errno.h>
23 #include <sys/types.h>
24
25 #include <android-base/logging.h>
26
27 #include "common/libs/utils/files.h"
28 #include "common/libs/utils/environment.h"
29 #include "host/libs/config/fetcher_config.h"
30
AvailableFilesReport()31 cuttlefish::FetcherConfig AvailableFilesReport() {
32 std::string current_directory = cuttlefish::AbsolutePath(cuttlefish::CurrentDirectory());
33 cuttlefish::FetcherConfig config;
34
35 if (cuttlefish::FileExists(current_directory + "/fetcher_config.json")) {
36 config.LoadFromFile(current_directory + "/fetcher_config.json");
37 return config;
38 }
39
40 // If needed check if `fetch_config.json` exists inside the $HOME directory.
41 // `assemble_cvd` will perform a similar check.
42 std::string home_directory =
43 cuttlefish::StringFromEnv("HOME", cuttlefish::CurrentDirectory());
44 std::string fetcher_config_path = home_directory + "/fetcher_config.json";
45 if (cuttlefish::FileExists(fetcher_config_path)) {
46 config.LoadFromFile(fetcher_config_path);
47 return config;
48 }
49
50 std::set<std::string> files;
51
52 std::string pseudo_fetcher_dir = cuttlefish::StringFromEnv(
53 "ANDROID_HOST_OUT", cuttlefish::StringFromEnv("HOME", current_directory));
54 std::string pseudo_fetcher_config =
55 pseudo_fetcher_dir + "/launcher_pseudo_fetcher_config.json";
56 files.insert(pseudo_fetcher_config);
57
58 config.RecordFlags();
59 for (const auto& file : files) {
60 config.add_cvd_file(cuttlefish::CvdFile(cuttlefish::FileSource::LOCAL_FILE, "", "", file));
61 }
62 config.SaveToFile(pseudo_fetcher_config);
63 return config;
64 }
65