| /* |
| * Copyright 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| * TrafficControllerTest.cpp - unit tests for TrafficController.cpp |
| */ |
| |
| #include <string> |
| #include <vector> |
| |
| #include <fcntl.h> |
| #include <inttypes.h> |
| #include <linux/inet_diag.h> |
| #include <linux/sock_diag.h> |
| #include <sys/socket.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| #include <gtest/gtest.h> |
| |
| #include <android-base/stringprintf.h> |
| #include <android-base/strings.h> |
| |
| #include <netdutils/MockSyscalls.h> |
| #include "netdutils/Status.h" |
| #include "netdutils/StatusOr.h" |
| |
| #include "FirewallController.h" |
| #include "TrafficController.h" |
| #include "bpf/BpfUtils.h" |
| |
| using namespace android::bpf; // NOLINT(google-build-using-namespace): grandfathered |
| |
| using ::testing::_; |
| using ::testing::ByMove; |
| using ::testing::Invoke; |
| using ::testing::Return; |
| using ::testing::StrictMock; |
| using ::testing::Test; |
| |
| namespace android { |
| namespace net { |
| |
| using base::unique_fd; |
| using netdutils::isOk; |
| using netdutils::Status; |
| using netdutils::status::ok; |
| using netdutils::StatusOr; |
| |
| constexpr int TEST_MAP_SIZE = 10; |
| constexpr uid_t TEST_UID = 10086; |
| constexpr uid_t TEST_UID2 = 54321; |
| constexpr uid_t TEST_UID3 = 98765; |
| constexpr uint32_t TEST_TAG = 42; |
| constexpr uint32_t TEST_COUNTERSET = 1; |
| constexpr uint32_t DEFAULT_COUNTERSET = 0; |
| |
| class TrafficControllerTest : public ::testing::Test { |
| protected: |
| TrafficControllerTest() {} |
| TrafficController mTc; |
| BpfMap<uint64_t, UidTag> mFakeCookieTagMap; |
| BpfMap<uint32_t, uint8_t> mFakeUidCounterSetMap; |
| BpfMap<uint32_t, StatsValue> mFakeAppUidStatsMap; |
| BpfMap<StatsKey, StatsValue> mFakeUidStatsMap; |
| BpfMap<StatsKey, StatsValue> mFakeTagStatsMap; |
| BpfMap<uint32_t, uint8_t> mFakeConfigurationMap; |
| BpfMap<uint32_t, uint8_t> mFakeUidOwnerMap; |
| |
| void SetUp() { |
| std::lock_guard<std::mutex> ownerGuard(mTc.mOwnerMatchMutex); |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| mFakeCookieTagMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(uint64_t), |
| sizeof(struct UidTag), TEST_MAP_SIZE, 0)); |
| ASSERT_LE(0, mFakeCookieTagMap.getMap()); |
| |
| mFakeUidCounterSetMap.reset( |
| createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), TEST_MAP_SIZE, 0)); |
| ASSERT_LE(0, mFakeUidCounterSetMap.getMap()); |
| |
| mFakeAppUidStatsMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), |
| sizeof(struct StatsValue), TEST_MAP_SIZE, 0)); |
| ASSERT_LE(0, mFakeAppUidStatsMap.getMap()); |
| |
| mFakeUidStatsMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(struct StatsKey), |
| sizeof(struct StatsValue), TEST_MAP_SIZE, 0)); |
| ASSERT_LE(0, mFakeUidStatsMap.getMap()); |
| |
| mFakeTagStatsMap.reset(createMap(BPF_MAP_TYPE_HASH, sizeof(struct StatsKey), |
| sizeof(struct StatsValue), TEST_MAP_SIZE, 0)); |
| ASSERT_LE(0, mFakeTagStatsMap.getMap()); |
| |
| mFakeConfigurationMap.reset( |
| createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), 1, 0)); |
| ASSERT_LE(0, mFakeConfigurationMap.getMap()); |
| |
| mFakeUidOwnerMap.reset( |
| createMap(BPF_MAP_TYPE_HASH, sizeof(uint32_t), sizeof(uint8_t), TEST_MAP_SIZE, 0)); |
| ASSERT_LE(0, mFakeUidOwnerMap.getMap()); |
| // Make sure trafficController use the eBPF code path. |
| mTc.ebpfSupported = true; |
| |
| mTc.mCookieTagMap.reset(mFakeCookieTagMap.getMap()); |
| mTc.mUidCounterSetMap.reset(mFakeUidCounterSetMap.getMap()); |
| mTc.mAppUidStatsMap.reset(mFakeAppUidStatsMap.getMap()); |
| mTc.mUidStatsMap.reset(mFakeUidStatsMap.getMap()); |
| mTc.mTagStatsMap.reset(mFakeTagStatsMap.getMap()); |
| mTc.mConfigurationMap.reset(mFakeConfigurationMap.getMap()); |
| mTc.mUidOwnerMap.reset(mFakeUidOwnerMap.getMap()); |
| } |
| |
| int setUpSocketAndTag(int protocol, uint64_t* cookie, uint32_t tag, uid_t uid) { |
| int sock = socket(protocol, SOCK_STREAM | SOCK_CLOEXEC, 0); |
| EXPECT_LE(0, sock); |
| *cookie = getSocketCookie(sock); |
| EXPECT_NE(NONEXISTENT_COOKIE, *cookie); |
| EXPECT_EQ(0, mTc.tagSocket(sock, tag, uid)); |
| return sock; |
| } |
| |
| void expectUidTag(uint64_t cookie, uid_t uid, uint32_t tag) { |
| StatusOr<UidTag> tagResult = mFakeCookieTagMap.readValue(cookie); |
| EXPECT_TRUE(isOk(tagResult)); |
| EXPECT_EQ(uid, tagResult.value().uid); |
| EXPECT_EQ(tag, tagResult.value().tag); |
| } |
| |
| void expectNoTag(uint64_t cookie) { EXPECT_FALSE(isOk(mFakeCookieTagMap.readValue(cookie))); } |
| |
| void populateFakeStats(uint64_t cookie, uint32_t uid, uint32_t tag, StatsKey* key) { |
| UidTag cookieMapkey = {.uid = (uint32_t)uid, .tag = tag}; |
| EXPECT_TRUE(isOk(mFakeCookieTagMap.writeValue(cookie, cookieMapkey, BPF_ANY))); |
| *key = {.uid = uid, .tag = tag, .counterSet = TEST_COUNTERSET, .ifaceIndex = 1}; |
| StatsValue statsMapValue = {.rxPackets = 1, .rxBytes = 100}; |
| uint8_t counterSet = TEST_COUNTERSET; |
| EXPECT_TRUE(isOk(mFakeUidCounterSetMap.writeValue(uid, counterSet, BPF_ANY))); |
| EXPECT_TRUE(isOk(mFakeTagStatsMap.writeValue(*key, statsMapValue, BPF_ANY))); |
| key->tag = 0; |
| EXPECT_TRUE(isOk(mFakeUidStatsMap.writeValue(*key, statsMapValue, BPF_ANY))); |
| EXPECT_TRUE(isOk(mFakeAppUidStatsMap.writeValue(uid, statsMapValue, BPF_ANY))); |
| // put tag information back to statsKey |
| key->tag = tag; |
| } |
| |
| void checkUidOwnerRuleForChain(ChildChain chain, UidOwnerMatchType match) { |
| uint32_t uid = TEST_UID; |
| EXPECT_EQ(0, mTc.changeUidOwnerRule(chain, uid, DENY, BLACKLIST)); |
| StatusOr<uint8_t> value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_TRUE(isOk(value)); |
| EXPECT_TRUE(value.value() & match); |
| |
| uid = TEST_UID2; |
| EXPECT_EQ(0, mTc.changeUidOwnerRule(chain, uid, ALLOW, WHITELIST)); |
| value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_TRUE(isOk(value)); |
| EXPECT_TRUE(value.value() & match); |
| |
| EXPECT_EQ(0, mTc.changeUidOwnerRule(chain, uid, DENY, WHITELIST)); |
| value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_FALSE(isOk(value)); |
| EXPECT_EQ(ENOENT, value.status().code()); |
| |
| uid = TEST_UID; |
| EXPECT_EQ(0, mTc.changeUidOwnerRule(chain, uid, ALLOW, BLACKLIST)); |
| value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_FALSE(isOk(value)); |
| EXPECT_EQ(ENOENT, value.status().code()); |
| |
| uid = TEST_UID3; |
| EXPECT_EQ(-ENOENT, mTc.changeUidOwnerRule(chain, uid, ALLOW, BLACKLIST)); |
| value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_FALSE(isOk(value)); |
| EXPECT_EQ(ENOENT, value.status().code()); |
| } |
| |
| void checkEachUidValue(const std::vector<int32_t>& uids, UidOwnerMatchType match) { |
| for (uint32_t uid : uids) { |
| StatusOr<uint8_t> value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_TRUE(isOk(value)); |
| EXPECT_TRUE(value.value() & match); |
| } |
| std::set<uint32_t> uidSet(uids.begin(), uids.end()); |
| const auto checkNoOtherUid = [&uidSet](const int32_t& key, |
| const BpfMap<uint32_t, uint8_t>&) { |
| EXPECT_NE(uidSet.end(), uidSet.find(key)); |
| return netdutils::status::ok; |
| }; |
| EXPECT_TRUE(isOk(mFakeUidOwnerMap.iterate(checkNoOtherUid))); |
| } |
| |
| void checkUidMapReplace(const std::string& name, const std::vector<int32_t>& uids, |
| UidOwnerMatchType match) { |
| bool isWhitelist = true; |
| EXPECT_EQ(0, mTc.replaceUidOwnerMap(name, isWhitelist, uids)); |
| checkEachUidValue(uids, match); |
| |
| isWhitelist = false; |
| EXPECT_EQ(0, mTc.replaceUidOwnerMap(name, isWhitelist, uids)); |
| checkEachUidValue(uids, match); |
| } |
| void expectUidOwnerMapValues(const std::vector<std::string>& appStrUids, |
| uint8_t expectedValue) { |
| for (const std::string& strUid : appStrUids) { |
| uint32_t uid = stoi(strUid); |
| StatusOr<uint8_t> value = mFakeUidOwnerMap.readValue(uid); |
| EXPECT_TRUE(isOk(value)); |
| EXPECT_EQ(expectedValue, value.value()) << |
| "Expected value for UID " << uid << " to be " << expectedValue << |
| ", but was " << value.value(); |
| } |
| } |
| |
| void expectMapEmpty(BpfMap<uint64_t, UidTag>& map) { |
| auto isEmpty = map.isEmpty(); |
| EXPECT_TRUE(isOk(isEmpty)); |
| EXPECT_TRUE(isEmpty.value()); |
| } |
| |
| void expectMapEmpty(BpfMap<uint32_t, uint8_t>& map) { |
| auto isEmpty = map.isEmpty(); |
| ASSERT_TRUE(isOk(isEmpty)); |
| ASSERT_TRUE(isEmpty.value()); |
| } |
| |
| }; |
| |
| TEST_F(TrafficControllerTest, TestTagSocketV4) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t sockCookie; |
| int v4socket = setUpSocketAndTag(AF_INET, &sockCookie, TEST_TAG, TEST_UID); |
| expectUidTag(sockCookie, TEST_UID, TEST_TAG); |
| ASSERT_EQ(0, mTc.untagSocket(v4socket)); |
| expectNoTag(sockCookie); |
| expectMapEmpty(mFakeCookieTagMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestReTagSocket) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t sockCookie; |
| int v4socket = setUpSocketAndTag(AF_INET, &sockCookie, TEST_TAG, TEST_UID); |
| expectUidTag(sockCookie, TEST_UID, TEST_TAG); |
| ASSERT_EQ(0, mTc.tagSocket(v4socket, TEST_TAG + 1, TEST_UID + 1)); |
| expectUidTag(sockCookie, TEST_UID + 1, TEST_TAG + 1); |
| } |
| |
| TEST_F(TrafficControllerTest, TestTagTwoSockets) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t sockCookie1; |
| uint64_t sockCookie2; |
| int v4socket1 = setUpSocketAndTag(AF_INET, &sockCookie1, TEST_TAG, TEST_UID); |
| setUpSocketAndTag(AF_INET, &sockCookie2, TEST_TAG, TEST_UID); |
| expectUidTag(sockCookie1, TEST_UID, TEST_TAG); |
| expectUidTag(sockCookie2, TEST_UID, TEST_TAG); |
| ASSERT_EQ(0, mTc.untagSocket(v4socket1)); |
| expectNoTag(sockCookie1); |
| expectUidTag(sockCookie2, TEST_UID, TEST_TAG); |
| ASSERT_FALSE(isOk(mFakeCookieTagMap.getNextKey(sockCookie2))); |
| } |
| |
| TEST_F(TrafficControllerTest, TestTagSocketV6) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t sockCookie; |
| int v6socket = setUpSocketAndTag(AF_INET6, &sockCookie, TEST_TAG, TEST_UID); |
| expectUidTag(sockCookie, TEST_UID, TEST_TAG); |
| ASSERT_EQ(0, mTc.untagSocket(v6socket)); |
| expectNoTag(sockCookie); |
| expectMapEmpty(mFakeCookieTagMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestTagInvalidSocket) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| int invalidSocket = -1; |
| ASSERT_GT(0, mTc.tagSocket(invalidSocket, TEST_TAG, TEST_UID)); |
| expectMapEmpty(mFakeCookieTagMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestUntagInvalidSocket) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| int invalidSocket = -1; |
| ASSERT_GT(0, mTc.untagSocket(invalidSocket)); |
| int v4socket = socket(AF_INET, SOCK_STREAM | SOCK_CLOEXEC, 0); |
| ASSERT_GT(0, mTc.untagSocket(v4socket)); |
| expectMapEmpty(mFakeCookieTagMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestSetCounterSet) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| ASSERT_EQ(0, mTc.setCounterSet(TEST_COUNTERSET, TEST_UID)); |
| uid_t uid = TEST_UID; |
| StatusOr<uint8_t> counterSetResult = mFakeUidCounterSetMap.readValue(uid); |
| ASSERT_TRUE(isOk(counterSetResult)); |
| ASSERT_EQ(TEST_COUNTERSET, counterSetResult.value()); |
| ASSERT_EQ(0, mTc.setCounterSet(DEFAULT_COUNTERSET, TEST_UID)); |
| ASSERT_FALSE(isOk(mFakeUidCounterSetMap.readValue(uid))); |
| expectMapEmpty(mFakeUidCounterSetMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestSetInvalidCounterSet) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| ASSERT_GT(0, mTc.setCounterSet(OVERFLOW_COUNTERSET, TEST_UID)); |
| uid_t uid = TEST_UID; |
| ASSERT_FALSE(isOk(mFakeUidCounterSetMap.readValue(uid))); |
| expectMapEmpty(mFakeUidCounterSetMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestDeleteTagData) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t cookie = 1; |
| uid_t uid = TEST_UID; |
| uint32_t tag = TEST_TAG; |
| StatsKey tagStatsMapKey; |
| populateFakeStats(cookie, uid, tag, &tagStatsMapKey); |
| ASSERT_EQ(0, mTc.deleteTagData(TEST_TAG, TEST_UID)); |
| ASSERT_FALSE(isOk(mFakeCookieTagMap.readValue(cookie))); |
| StatusOr<uint8_t> counterSetResult = mFakeUidCounterSetMap.readValue(uid); |
| ASSERT_TRUE(isOk(counterSetResult)); |
| ASSERT_EQ(TEST_COUNTERSET, counterSetResult.value()); |
| ASSERT_FALSE(isOk(mFakeTagStatsMap.readValue(tagStatsMapKey))); |
| tagStatsMapKey.tag = 0; |
| StatusOr<StatsValue> statsMapResult = mFakeUidStatsMap.readValue(tagStatsMapKey); |
| ASSERT_TRUE(isOk(statsMapResult)); |
| ASSERT_EQ((uint64_t)1, statsMapResult.value().rxPackets); |
| ASSERT_EQ((uint64_t)100, statsMapResult.value().rxBytes); |
| auto appStatsResult = mFakeAppUidStatsMap.readValue(TEST_UID); |
| ASSERT_TRUE(isOk(appStatsResult)); |
| ASSERT_EQ((uint64_t)1, appStatsResult.value().rxPackets); |
| ASSERT_EQ((uint64_t)100, appStatsResult.value().rxBytes); |
| } |
| |
| TEST_F(TrafficControllerTest, TestDeleteAllUidData) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t cookie = 1; |
| uid_t uid = TEST_UID; |
| uint32_t tag = TEST_TAG; |
| StatsKey tagStatsMapKey; |
| populateFakeStats(cookie, uid, tag, &tagStatsMapKey); |
| ASSERT_EQ(0, mTc.deleteTagData(0, TEST_UID)); |
| ASSERT_FALSE(isOk(mFakeCookieTagMap.readValue(cookie))); |
| ASSERT_FALSE(isOk(mFakeUidCounterSetMap.readValue(uid))); |
| ASSERT_FALSE(isOk(mFakeTagStatsMap.readValue(tagStatsMapKey))); |
| tagStatsMapKey.tag = 0; |
| ASSERT_FALSE(isOk(mFakeUidStatsMap.readValue(tagStatsMapKey))); |
| ASSERT_FALSE(isOk(mFakeAppUidStatsMap.readValue(TEST_UID))); |
| } |
| |
| TEST_F(TrafficControllerTest, TestDeleteDataWithTwoTags) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t cookie1 = 1; |
| uint64_t cookie2 = 2; |
| uid_t uid = TEST_UID; |
| uint32_t tag1 = TEST_TAG; |
| uint32_t tag2 = TEST_TAG + 1; |
| StatsKey tagStatsMapKey1; |
| StatsKey tagStatsMapKey2; |
| populateFakeStats(cookie1, uid, tag1, &tagStatsMapKey1); |
| populateFakeStats(cookie2, uid, tag2, &tagStatsMapKey2); |
| ASSERT_EQ(0, mTc.deleteTagData(TEST_TAG, TEST_UID)); |
| ASSERT_FALSE(isOk(mFakeCookieTagMap.readValue(cookie1))); |
| StatusOr<UidTag> cookieMapResult = mFakeCookieTagMap.readValue(cookie2); |
| ASSERT_TRUE(isOk(cookieMapResult)); |
| ASSERT_EQ(TEST_UID, cookieMapResult.value().uid); |
| ASSERT_EQ(TEST_TAG + 1, cookieMapResult.value().tag); |
| StatusOr<uint8_t> counterSetResult = mFakeUidCounterSetMap.readValue(uid); |
| ASSERT_TRUE(isOk(counterSetResult)); |
| ASSERT_EQ(TEST_COUNTERSET, counterSetResult.value()); |
| ASSERT_FALSE(isOk(mFakeTagStatsMap.readValue(tagStatsMapKey1))); |
| StatusOr<StatsValue> statsMapResult = mFakeTagStatsMap.readValue(tagStatsMapKey2); |
| ASSERT_TRUE(isOk(statsMapResult)); |
| ASSERT_EQ((uint64_t)1, statsMapResult.value().rxPackets); |
| ASSERT_EQ((uint64_t)100, statsMapResult.value().rxBytes); |
| } |
| |
| TEST_F(TrafficControllerTest, TestDeleteDataWithTwoUids) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint64_t cookie1 = 1; |
| uint64_t cookie2 = 2; |
| uid_t uid1 = TEST_UID; |
| uid_t uid2 = TEST_UID + 1; |
| uint32_t tag = TEST_TAG; |
| StatsKey tagStatsMapKey1; |
| StatsKey tagStatsMapKey2; |
| populateFakeStats(cookie1, uid1, tag, &tagStatsMapKey1); |
| populateFakeStats(cookie2, uid2, tag, &tagStatsMapKey2); |
| |
| // Delete the stats of one of the uid. Check if it is properly collected by |
| // removedStats. |
| ASSERT_EQ(0, mTc.deleteTagData(0, uid2)); |
| ASSERT_FALSE(isOk(mFakeCookieTagMap.readValue(cookie2))); |
| StatusOr<uint8_t> counterSetResult = mFakeUidCounterSetMap.readValue(uid1); |
| ASSERT_TRUE(isOk(counterSetResult)); |
| ASSERT_EQ(TEST_COUNTERSET, counterSetResult.value()); |
| ASSERT_FALSE(isOk(mFakeUidCounterSetMap.readValue(uid2))); |
| ASSERT_FALSE(isOk(mFakeTagStatsMap.readValue(tagStatsMapKey2))); |
| tagStatsMapKey2.tag = 0; |
| ASSERT_FALSE(isOk(mFakeUidStatsMap.readValue(tagStatsMapKey2))); |
| ASSERT_FALSE(isOk(mFakeAppUidStatsMap.readValue(uid2))); |
| tagStatsMapKey1.tag = 0; |
| StatusOr<StatsValue> statsMapResult = mFakeUidStatsMap.readValue(tagStatsMapKey1); |
| ASSERT_TRUE(isOk(statsMapResult)); |
| ASSERT_EQ((uint64_t)1, statsMapResult.value().rxPackets); |
| ASSERT_EQ((uint64_t)100, statsMapResult.value().rxBytes); |
| auto appStatsResult = mFakeAppUidStatsMap.readValue(uid1); |
| ASSERT_TRUE(isOk(appStatsResult)); |
| ASSERT_EQ((uint64_t)1, appStatsResult.value().rxPackets); |
| ASSERT_EQ((uint64_t)100, appStatsResult.value().rxBytes); |
| |
| // Delete the stats of the other uid. |
| ASSERT_EQ(0, mTc.deleteTagData(0, uid1)); |
| ASSERT_FALSE(isOk(mFakeUidStatsMap.readValue(tagStatsMapKey1))); |
| ASSERT_FALSE(isOk(mFakeAppUidStatsMap.readValue(uid1))); |
| } |
| |
| TEST_F(TrafficControllerTest, TestUpdateOwnerMapEntry) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| uint32_t uid = TEST_UID; |
| ASSERT_TRUE(isOk(mTc.updateOwnerMapEntry(STANDBY_MATCH, uid, DENY, BLACKLIST))); |
| StatusOr<uint8_t> value = mFakeUidOwnerMap.readValue(uid); |
| ASSERT_TRUE(isOk(value)); |
| ASSERT_TRUE(value.value() & STANDBY_MATCH); |
| |
| ASSERT_TRUE(isOk(mTc.updateOwnerMapEntry(DOZABLE_MATCH, uid, ALLOW, WHITELIST))); |
| value = mFakeUidOwnerMap.readValue(uid); |
| ASSERT_TRUE(isOk(value)); |
| ASSERT_TRUE(value.value() & DOZABLE_MATCH); |
| |
| ASSERT_TRUE(isOk(mTc.updateOwnerMapEntry(DOZABLE_MATCH, uid, DENY, WHITELIST))); |
| value = mFakeUidOwnerMap.readValue(uid); |
| ASSERT_TRUE(isOk(value)); |
| ASSERT_FALSE(value.value() & DOZABLE_MATCH); |
| |
| ASSERT_TRUE(isOk(mTc.updateOwnerMapEntry(STANDBY_MATCH, uid, ALLOW, BLACKLIST))); |
| ASSERT_FALSE(isOk(mFakeUidOwnerMap.readValue(uid))); |
| |
| uid = TEST_UID2; |
| ASSERT_FALSE(isOk(mTc.updateOwnerMapEntry(STANDBY_MATCH, uid, ALLOW, BLACKLIST))); |
| ASSERT_FALSE(isOk(mFakeUidOwnerMap.readValue(uid))); |
| } |
| |
| TEST_F(TrafficControllerTest, TestChangeUidOwnerRule) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| checkUidOwnerRuleForChain(DOZABLE, DOZABLE_MATCH); |
| checkUidOwnerRuleForChain(STANDBY, STANDBY_MATCH); |
| checkUidOwnerRuleForChain(POWERSAVE, POWERSAVE_MATCH); |
| ASSERT_EQ(-EINVAL, mTc.changeUidOwnerRule(NONE, TEST_UID, ALLOW, WHITELIST)); |
| ASSERT_EQ(-EINVAL, mTc.changeUidOwnerRule(INVALID_CHAIN, TEST_UID, ALLOW, WHITELIST)); |
| } |
| |
| TEST_F(TrafficControllerTest, TestReplaceUidOwnerMap) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| std::vector<int32_t> uids = {TEST_UID, TEST_UID2, TEST_UID3}; |
| checkUidMapReplace("fw_dozable", uids, DOZABLE_MATCH); |
| checkUidMapReplace("fw_standby", uids, STANDBY_MATCH); |
| checkUidMapReplace("fw_powersave", uids, POWERSAVE_MATCH); |
| ASSERT_EQ(-EINVAL, mTc.replaceUidOwnerMap("unknow", true, uids)); |
| } |
| |
| TEST_F(TrafficControllerTest, TestReplaceSameChain) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| std::vector<int32_t> uids = {TEST_UID, TEST_UID2, TEST_UID3}; |
| checkUidMapReplace("fw_dozable", uids, DOZABLE_MATCH); |
| std::vector<int32_t> newUids = {TEST_UID2, TEST_UID3}; |
| checkUidMapReplace("fw_dozable", newUids, DOZABLE_MATCH); |
| } |
| |
| TEST_F(TrafficControllerTest, TestBlacklistUidMatch) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| std::vector<std::string> appStrUids = {"1000", "1001", "10012"}; |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReject, |
| BandwidthController::IptOpInsert))); |
| expectUidOwnerMapValues(appStrUids, PENALTY_BOX_MATCH); |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReject, |
| BandwidthController::IptOpDelete))); |
| expectMapEmpty(mFakeUidOwnerMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestWhitelistUidMatch) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| std::vector<std::string> appStrUids = {"1000", "1001", "10012"}; |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReturn, |
| BandwidthController::IptOpInsert))); |
| expectUidOwnerMapValues(appStrUids, HAPPY_BOX_MATCH); |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReturn, |
| BandwidthController::IptOpDelete))); |
| expectMapEmpty(mFakeUidOwnerMap); |
| } |
| |
| TEST_F(TrafficControllerTest, TestReplaceMatchUid) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| std::vector<std::string> appStrUids = {"1000", "1001", "10012"}; |
| // Add appStrUids to the blacklist and expect that their values are all PENALTY_BOX_MATCH. |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReject, |
| BandwidthController::IptOpInsert))); |
| expectUidOwnerMapValues(appStrUids, PENALTY_BOX_MATCH); |
| |
| // Add the same UIDs to the whitelist and expect that we get PENALTY_BOX_MATCH | |
| // HAPPY_BOX_MATCH. |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReturn, |
| BandwidthController::IptOpInsert))); |
| expectUidOwnerMapValues(appStrUids, HAPPY_BOX_MATCH | PENALTY_BOX_MATCH); |
| |
| // Remove the same UIDs from the whitelist and check the PENALTY_BOX_MATCH is still there. |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReturn, |
| BandwidthController::IptOpDelete))); |
| expectUidOwnerMapValues(appStrUids, PENALTY_BOX_MATCH); |
| |
| // Remove the same UIDs from the blacklist and check the map is empty. |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReject, |
| BandwidthController::IptOpDelete))); |
| ASSERT_FALSE(isOk(mFakeUidOwnerMap.getFirstKey())); |
| } |
| |
| TEST_F(TrafficControllerTest, TestDeleteWrongMatchSilentlyFails) { |
| SKIP_IF_BPF_NOT_SUPPORTED; |
| |
| std::vector<std::string> appStrUids = {"1000", "1001", "10012"}; |
| // If the uid does not exist in the map, trying to delete a rule about it will fail. |
| ASSERT_FALSE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReturn, |
| BandwidthController::IptOpDelete))); |
| expectMapEmpty(mFakeUidOwnerMap); |
| |
| // Add blacklist rules for appStrUids. |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReturn, |
| BandwidthController::IptOpInsert))); |
| expectUidOwnerMapValues(appStrUids, HAPPY_BOX_MATCH); |
| |
| // Delete (non-existent) blacklist rules for appStrUids, and check that this silently does |
| // nothing if the uid is in the map but does not have blacklist match. This is required because |
| // NetworkManagementService will try to remove a uid from blacklist after adding it to the |
| // whitelist and if the remove fails it will not update the uid status. |
| ASSERT_TRUE(isOk(mTc.updateUidOwnerMap(appStrUids, BandwidthController::IptJumpReject, |
| BandwidthController::IptOpDelete))); |
| expectUidOwnerMapValues(appStrUids, HAPPY_BOX_MATCH); |
| } |
| } // namespace net |
| } // namespace android |