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64 lines
2.9 KiB
64 lines
2.9 KiB
4 months ago
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/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "Keymaster4_1HidlTest.h"
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#include <keymasterV4_1/authorization_set.h>
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namespace android::hardware::keymaster::V4_1::test {
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using UnlockedDeviceRequiredTest = Keymaster4_1HidlTest;
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// This may be a problematic test. It can't be run repeatedly without unlocking the device in
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// between runs... and on most test devices there are no enrolled credentials so it can't be
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// unlocked at all, meaning the only way to get the test to pass again on a properly-functioning
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// device is to reboot it. For that reason, this is disabled by default. It can be used as part of
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// a manual test process, which includes unlocking between runs, which is why it's included here.
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// Well, that and the fact that it's the only test we can do without also making calls into the
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// Gatekeeper HAL. We haven't written any cross-HAL tests, and don't know what all of the
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// implications might be, so that may or may not be a solution.
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//
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// TODO(swillden): Use the Gatekeeper HAL to enroll some test credentials which we can verify to get
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// an unlock auth token. If that works, enable the improved test.
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TEST_P(UnlockedDeviceRequiredTest, DISABLED_KeysBecomeUnusable) {
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auto [aesKeyData, hmacKeyData, rsaKeyData, ecdsaKeyData] =
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CreateTestKeys(TAG_UNLOCKED_DEVICE_REQUIRED, ErrorCode::OK);
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EXPECT_EQ(ErrorCode::OK, UseAesKey(aesKeyData.blob));
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EXPECT_EQ(ErrorCode::OK, UseHmacKey(hmacKeyData.blob));
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EXPECT_EQ(ErrorCode::OK, UseRsaKey(rsaKeyData.blob));
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EXPECT_EQ(ErrorCode::OK, UseEcdsaKey(ecdsaKeyData.blob));
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Return<ErrorCode> rc =
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keymaster().deviceLocked(false /* passwordOnly */, {} /* verificationToken */);
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ASSERT_TRUE(rc.isOk());
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ASSERT_EQ(ErrorCode::OK, static_cast<ErrorCode>(rc));
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EXPECT_EQ(ErrorCode::DEVICE_LOCKED, UseAesKey(aesKeyData.blob));
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EXPECT_EQ(ErrorCode::DEVICE_LOCKED, UseHmacKey(hmacKeyData.blob));
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EXPECT_EQ(ErrorCode::DEVICE_LOCKED, UseRsaKey(rsaKeyData.blob));
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EXPECT_EQ(ErrorCode::DEVICE_LOCKED, UseEcdsaKey(ecdsaKeyData.blob));
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CheckedDeleteKeyData(&aesKeyData);
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CheckedDeleteKeyData(&hmacKeyData);
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CheckedDeleteKeyData(&rsaKeyData);
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CheckedDeleteKeyData(&ecdsaKeyData);
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}
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INSTANTIATE_KEYMASTER_4_1_HIDL_TEST(UnlockedDeviceRequiredTest);
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} // namespace android::hardware::keymaster::V4_1::test
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