Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 | |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 17 | #define DEBUG false // STOPSHIP if true |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 18 | #include "Log.h" |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 19 | |
| 20 | #include "SimpleLogMatchingTracker.h" |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 21 | |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 22 | namespace android { |
| 23 | namespace os { |
| 24 | namespace statsd { |
| 25 | |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 26 | using std::unordered_map; |
| 27 | using std::vector; |
| 28 | |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 29 | |
Yangster-mac | 94e197c | 2018-01-02 16:03:03 -0800 | [diff] [blame] | 30 | SimpleLogMatchingTracker::SimpleLogMatchingTracker(const int64_t& id, const int index, |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 31 | const SimpleAtomMatcher& matcher, |
| 32 | const UidMap& uidMap) |
Yangster-mac | 94e197c | 2018-01-02 16:03:03 -0800 | [diff] [blame] | 33 | : LogMatchingTracker(id, index), mMatcher(matcher), mUidMap(uidMap) { |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 34 | if (!matcher.has_atom_id()) { |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 35 | mInitialized = false; |
| 36 | } else { |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 37 | mAtomIds.insert(matcher.atom_id()); |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 38 | mInitialized = true; |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 39 | } |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 40 | } |
| 41 | |
| 42 | SimpleLogMatchingTracker::~SimpleLogMatchingTracker() { |
| 43 | } |
| 44 | |
Stefan Lafon | b8c9aa8 | 2017-12-03 14:27:25 -0800 | [diff] [blame] | 45 | bool SimpleLogMatchingTracker::init(const vector<AtomMatcher>& allLogMatchers, |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 46 | const vector<sp<LogMatchingTracker>>& allTrackers, |
Yangster-mac | 94e197c | 2018-01-02 16:03:03 -0800 | [diff] [blame] | 47 | const unordered_map<int64_t, int>& matcherMap, |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 48 | vector<bool>& stack) { |
| 49 | // no need to do anything. |
Yao Chen | 729093d | 2017-10-16 10:33:26 -0700 | [diff] [blame] | 50 | return mInitialized; |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 51 | } |
| 52 | |
Joe Onorato | c4dfae5 | 2017-10-17 23:38:21 -0700 | [diff] [blame] | 53 | void SimpleLogMatchingTracker::onLogEvent(const LogEvent& event, |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 54 | const vector<sp<LogMatchingTracker>>& allTrackers, |
| 55 | vector<MatchingState>& matcherResults) { |
| 56 | if (matcherResults[mIndex] != MatchingState::kNotComputed) { |
Yangster-mac | 94e197c | 2018-01-02 16:03:03 -0800 | [diff] [blame] | 57 | VLOG("Matcher %lld already evaluated ", (long long)mId); |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 58 | return; |
| 59 | } |
| 60 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 61 | if (mAtomIds.find(event.GetTagId()) == mAtomIds.end()) { |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 62 | matcherResults[mIndex] = MatchingState::kNotMatched; |
| 63 | return; |
| 64 | } |
| 65 | |
Yangster-mac | 2087716 | 2017-12-22 17:19:39 -0800 | [diff] [blame] | 66 | bool matched = matchesSimple(mUidMap, mMatcher, event); |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 67 | matcherResults[mIndex] = matched ? MatchingState::kMatched : MatchingState::kNotMatched; |
Yangster-mac | 94e197c | 2018-01-02 16:03:03 -0800 | [diff] [blame] | 68 | VLOG("Stats SimpleLogMatcher %lld matched? %d", (long long)mId, matched); |
Yao Chen | caf339d | 2017-10-06 16:01:10 -0700 | [diff] [blame] | 69 | } |
| 70 | |
| 71 | } // namespace statsd |
| 72 | } // namespace os |
| 73 | } // namespace android |