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Janis Danisevskis1af91262020-08-10 14:58:08 -07001// Copyright 2020, The Android Open Source Project
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
Janis Danisevskise242b032020-11-17 15:57:51 -080015//! This crate implements the Keystore 2.0 service entry point.
Janis Danisevskis1af91262020-08-10 14:58:08 -070016
Janis Danisevskis7a1cf382020-11-20 11:22:14 -080017use keystore2::apc::ApcManager;
Janis Danisevskis9f10a6a2021-01-18 16:45:21 +000018use keystore2::authorization::AuthorizationManager;
Janis Danisevskisb1673db2021-02-08 18:11:57 -080019use keystore2::globals::ENFORCEMENTS;
Janis Danisevskis1af91262020-08-10 14:58:08 -070020use keystore2::service::KeystoreService;
Hasini Gunasingheda895552021-01-27 19:34:37 +000021use keystore2::user_manager::UserManager;
Janis Danisevskis1af91262020-08-10 14:58:08 -070022use log::{error, info};
Janis Danisevskisb1673db2021-02-08 18:11:57 -080023use std::{panic, path::Path, sync::mpsc::channel};
Janis Danisevskis1af91262020-08-10 14:58:08 -070024
25static KS2_SERVICE_NAME: &str = "android.system.keystore2";
Janis Danisevskis7a1cf382020-11-20 11:22:14 -080026static APC_SERVICE_NAME: &str = "android.security.apc";
Janis Danisevskis9f10a6a2021-01-18 16:45:21 +000027static AUTHORIZATION_SERVICE_NAME: &str = "android.security.authorization";
Hasini Gunasingheda895552021-01-27 19:34:37 +000028static USER_MANAGER_SERVICE_NAME: &str = "android.security.usermanager";
Janis Danisevskis1af91262020-08-10 14:58:08 -070029
30/// Keystore 2.0 takes one argument which is a path indicating its designated working directory.
31fn main() {
32 // Initialize android logging.
33 android_logger::init_once(
34 android_logger::Config::default().with_tag("keystore2").with_min_level(log::Level::Debug),
35 );
36 // Redirect panic messages to logcat.
37 panic::set_hook(Box::new(|panic_info| {
38 error!("{}", panic_info);
39 }));
40
41 // Saying hi.
42 info!("Keystore2 is starting.");
43
Janis Danisevskisb00ebd02021-02-02 21:52:24 -080044 // Initialize the per boot database.
45 let _keep_me_alive = keystore2::database::KeystoreDB::keep_perboot_db_alive()
46 .expect("Failed to initialize the perboot database.");
47
Janis Danisevskis1af91262020-08-10 14:58:08 -070048 let mut args = std::env::args();
49 args.next().expect("That's odd. How is there not even a first argument?");
Janis Danisevskisbf15d732020-12-08 10:35:26 -080050
Janis Danisevskis3f2955c2021-02-02 21:53:35 -080051 // Keystore 2.0 cannot change to the database directory (typically /data/misc/keystore) on
52 // startup as Keystore 1.0 did because Keystore 2.0 is intended to run much earlier than
53 // Keystore 1.0. Instead we set a global variable to the database path.
Janis Danisevskisbf15d732020-12-08 10:35:26 -080054 // For the ground truth check the service startup rule for init (typically in keystore2.rc).
Janis Danisevskis1af91262020-08-10 14:58:08 -070055 if let Some(dir) = args.next() {
Janis Danisevskis3f2955c2021-02-02 21:53:35 -080056 *keystore2::globals::DB_PATH.lock().expect("Could not lock DB_PATH.") =
57 Path::new(&dir).to_path_buf();
Janis Danisevskis1af91262020-08-10 14:58:08 -070058 } else {
59 panic!("Must specify a working directory.");
60 }
61
Janis Danisevskisb1673db2021-02-08 18:11:57 -080062 let (confirmation_token_sender, confirmation_token_receiver) = channel();
63
64 ENFORCEMENTS.install_confirmation_token_receiver(confirmation_token_receiver);
65
Janis Danisevskis8c6378e2021-01-01 09:30:37 -080066 info!("Starting thread pool now.");
67 binder::ProcessState::start_thread_pool();
68
Janis Danisevskis1af91262020-08-10 14:58:08 -070069 let ks_service = KeystoreService::new_native_binder().unwrap_or_else(|e| {
70 panic!("Failed to create service {} because of {:?}.", KS2_SERVICE_NAME, e);
71 });
72 binder::add_service(KS2_SERVICE_NAME, ks_service.as_binder()).unwrap_or_else(|e| {
73 panic!("Failed to register service {} because of {:?}.", KS2_SERVICE_NAME, e);
74 });
75
Janis Danisevskisb1673db2021-02-08 18:11:57 -080076 let apc_service =
77 ApcManager::new_native_binder(confirmation_token_sender).unwrap_or_else(|e| {
78 panic!("Failed to create service {} because of {:?}.", APC_SERVICE_NAME, e);
79 });
Janis Danisevskis7a1cf382020-11-20 11:22:14 -080080 binder::add_service(APC_SERVICE_NAME, apc_service.as_binder()).unwrap_or_else(|e| {
81 panic!("Failed to register service {} because of {:?}.", APC_SERVICE_NAME, e);
82 });
83
Janis Danisevskis9f10a6a2021-01-18 16:45:21 +000084 let authorization_service = AuthorizationManager::new_native_binder().unwrap_or_else(|e| {
85 panic!("Failed to create service {} because of {:?}.", AUTHORIZATION_SERVICE_NAME, e);
86 });
87 binder::add_service(AUTHORIZATION_SERVICE_NAME, authorization_service.as_binder())
88 .unwrap_or_else(|e| {
89 panic!("Failed to register service {} because of {:?}.", AUTHORIZATION_SERVICE_NAME, e);
90 });
91
Hasini Gunasingheda895552021-01-27 19:34:37 +000092 let usermanager_service = UserManager::new_native_binder().unwrap_or_else(|e| {
93 panic!("Failed to create service {} because of {:?}.", USER_MANAGER_SERVICE_NAME, e);
94 });
95 binder::add_service(USER_MANAGER_SERVICE_NAME, usermanager_service.as_binder()).unwrap_or_else(
96 |e| {
97 panic!("Failed to register service {} because of {:?}.", USER_MANAGER_SERVICE_NAME, e);
98 },
99 );
100
Janis Danisevskis1af91262020-08-10 14:58:08 -0700101 info!("Successfully registered Keystore 2.0 service.");
Janis Danisevskis1af91262020-08-10 14:58:08 -0700102
Janis Danisevskise242b032020-11-17 15:57:51 -0800103 info!("Joining thread pool now.");
Janis Danisevskis1af91262020-08-10 14:58:08 -0700104 binder::ProcessState::join_thread_pool();
105}