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 #define LOG_TAG "binderRpcTest"
18
19 #include <android-base/stringprintf.h>
20 #include <binder/RpcTransportTipcTrusty.h>
21 #include <trusty-gtest.h>
22 #include <trusty_ipc.h>
23
24 #include "binderRpcTestFixture.h"
25
26 namespace android {
27
28 // Destructors need to be defined, even if pure virtual
~ProcessSession()29 ProcessSession::~ProcessSession() {}
30
31 class TrustyProcessSession : public ProcessSession {
32 public:
~TrustyProcessSession()33 ~TrustyProcessSession() override {}
34
setCustomExitStatusCheck(std::function<void (int wstatus)>)35 void setCustomExitStatusCheck(std::function<void(int wstatus)> /*f*/) override {
36 LOG_ALWAYS_FATAL("setCustomExitStatusCheck() not supported");
37 }
38
terminate()39 void terminate() override { LOG_ALWAYS_FATAL("terminate() not supported"); }
40 };
41
newFactory(RpcSecurity rpcSecurity)42 std::unique_ptr<RpcTransportCtxFactory> BinderRpc::newFactory(RpcSecurity rpcSecurity) {
43 switch (rpcSecurity) {
44 case RpcSecurity::RAW:
45 return RpcTransportCtxFactoryTipcTrusty::make();
46 default:
47 LOG_ALWAYS_FATAL("Unknown RpcSecurity %d", rpcSecurity);
48 }
49 }
50
51 // This creates a new process serving an interface on a certain number of
52 // threads.
createRpcTestSocketServerProcessEtc(const BinderRpcOptions & options)53 std::unique_ptr<ProcessSession> BinderRpc::createRpcTestSocketServerProcessEtc(
54 const BinderRpcOptions& options) {
55 LOG_ALWAYS_FATAL_IF(std::any_of(options.numIncomingConnectionsBySession.begin(),
56 options.numIncomingConnectionsBySession.end(),
57 [](size_t n) { return n != 0; }),
58 "Non-zero incoming connections on Trusty");
59
60 RpcSecurity rpcSecurity = std::get<1>(GetParam());
61 uint32_t clientVersion = std::get<2>(GetParam());
62 uint32_t serverVersion = std::get<3>(GetParam());
63
64 auto ret = std::make_unique<TrustyProcessSession>();
65
66 status_t status;
67 for (size_t i = 0; i < options.numSessions; i++) {
68 auto session = android::RpcSession::make(newFactory(rpcSecurity));
69
70 EXPECT_TRUE(session->setProtocolVersion(clientVersion));
71 session->setMaxOutgoingConnections(options.numOutgoingConnections);
72 session->setFileDescriptorTransportMode(options.clientFileDescriptorTransportMode);
73
74 status = session->setupPreconnectedClient({}, [&]() {
75 auto port = trustyIpcPort(serverVersion);
76 int rc = connect(port.c_str(), IPC_CONNECT_WAIT_FOR_PORT);
77 LOG_ALWAYS_FATAL_IF(rc < 0, "Failed to connect to service: %d", rc);
78 return base::unique_fd(rc);
79 });
80 if (options.allowConnectFailure && status != OK) {
81 ret->sessions.clear();
82 break;
83 }
84 LOG_ALWAYS_FATAL_IF(status != OK, "Failed to connect to service: %s",
85 statusToString(status).c_str());
86 ret->sessions.push_back({session, session->getRootObject()});
87 }
88
89 return ret;
90 }
91
92 INSTANTIATE_TEST_CASE_P(Trusty, BinderRpc,
93 ::testing::Combine(::testing::Values(SocketType::TIPC),
94 ::testing::Values(RpcSecurity::RAW),
95 ::testing::ValuesIn(testVersions()),
96 ::testing::ValuesIn(testVersions()),
97 ::testing::Values(false), ::testing::Values(true)),
98 BinderRpc::PrintParamInfo);
99
100 } // namespace android
101
102 PORT_GTEST(BinderRpcTest, "com.android.trusty.binderRpcTest");
103