/Users/deen/code/yugabyte-db/src/yb/rocksdb/db/event_helpers.cc
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1 | | // Copyright (c) 2011-present, Facebook, Inc. All rights reserved. |
2 | | // This source code is licensed under the BSD-style license found in the |
3 | | // LICENSE file in the root directory of this source tree. An additional grant |
4 | | // of patent rights can be found in the PATENTS file in the same directory. |
5 | | // |
6 | | // The following only applies to changes made to this file as part of YugaByte development. |
7 | | // |
8 | | // Portions Copyright (c) YugaByte, Inc. |
9 | | // |
10 | | // Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except |
11 | | // in compliance with the License. You may obtain a copy of the License at |
12 | | // |
13 | | // http://www.apache.org/licenses/LICENSE-2.0 |
14 | | // |
15 | | // Unless required by applicable law or agreed to in writing, software distributed under the License |
16 | | // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
17 | | // or implied. See the License for the specific language governing permissions and limitations |
18 | | // under the License. |
19 | | // |
20 | | |
21 | | #include "yb/rocksdb/db/event_helpers.h" |
22 | | |
23 | | namespace rocksdb { |
24 | | |
25 | | namespace { |
26 | | template<class T> |
27 | 110k | inline T SafeDivide(T a, T b) { |
28 | 110k | return b == 0 ? 02.27k : a / b107k ; |
29 | 110k | } |
30 | | } // namespace |
31 | | |
32 | 104k | void EventHelpers::AppendCurrentTime(JSONWriter* jwriter) { |
33 | 104k | *jwriter << "time_micros" |
34 | 104k | << std::chrono::duration_cast<std::chrono::microseconds>( |
35 | 104k | std::chrono::system_clock::now().time_since_epoch()).count(); |
36 | 104k | } |
37 | | |
38 | | void EventHelpers::LogAndNotifyTableFileCreation( |
39 | | EventLogger* event_logger, |
40 | | const std::vector<std::shared_ptr<EventListener>>& listeners, |
41 | 55.0k | const FileDescriptor& fd, const TableFileCreationInfo& info) { |
42 | 55.0k | assert(event_logger); |
43 | 0 | JSONWriter jwriter; |
44 | 55.0k | AppendCurrentTime(&jwriter); |
45 | 55.0k | jwriter << "cf_name" << info.cf_name |
46 | 55.0k | << "job" << info.job_id |
47 | 55.0k | << "event" << "table_file_creation" |
48 | 55.0k | << "file_number" << fd.GetNumber() |
49 | 55.0k | << "file_size" << fd.GetTotalFileSize(); |
50 | | |
51 | | // table_properties |
52 | 55.0k | { |
53 | 55.0k | jwriter << "table_properties"; |
54 | 55.0k | jwriter.StartObject(); |
55 | | |
56 | | // basic properties: |
57 | 55.0k | jwriter << "data_size" << info.table_properties.data_size |
58 | 55.0k | << "data_index_size" << info.table_properties.data_index_size |
59 | 55.0k | << "filter_size" << info.table_properties.filter_size |
60 | 55.0k | << "filter_index_size" << info.table_properties.filter_index_size |
61 | 55.0k | << "raw_key_size" << info.table_properties.raw_key_size |
62 | 55.0k | << "raw_average_key_size" << SafeDivide( |
63 | 55.0k | info.table_properties.raw_key_size, |
64 | 55.0k | info.table_properties.num_entries) |
65 | 55.0k | << "raw_value_size" << info.table_properties.raw_value_size |
66 | 55.0k | << "raw_average_value_size" << SafeDivide( |
67 | 55.0k | info.table_properties.raw_value_size, |
68 | 55.0k | info.table_properties.num_entries) |
69 | 55.0k | << "num_data_blocks" << info.table_properties.num_data_blocks |
70 | 55.0k | << "num_entries" << info.table_properties.num_entries |
71 | 55.0k | << "num_filter_blocks" << info.table_properties.num_filter_blocks |
72 | 55.0k | << "num_data_index_blocks" << info.table_properties.num_data_index_blocks |
73 | 55.0k | << "filter_policy_name" << |
74 | 55.0k | info.table_properties.filter_policy_name; |
75 | | |
76 | | // user collected properties |
77 | 55.0k | for (const auto& prop : info.table_properties.readable_properties) { |
78 | 52.7k | jwriter << prop.first << prop.second; |
79 | 52.7k | } |
80 | 55.0k | jwriter.EndObject(); |
81 | 55.0k | } |
82 | 55.0k | jwriter.EndObject(); |
83 | | |
84 | 55.0k | event_logger->Log(jwriter); |
85 | | |
86 | 55.0k | #ifndef ROCKSDB_LITE |
87 | 55.0k | if (listeners.size() == 0) { |
88 | 50.2k | return; |
89 | 50.2k | } |
90 | | |
91 | 5.18k | for (auto listener : listeners)4.82k { |
92 | 5.18k | listener->OnTableFileCreated(info); |
93 | 5.18k | } |
94 | 4.82k | #endif // !ROCKSDB_LITE |
95 | 4.82k | } |
96 | | |
97 | | void EventHelpers::LogAndNotifyTableFileDeletion( |
98 | | EventLogger* event_logger, int job_id, |
99 | | uint64_t file_number, const std::string& file_path, |
100 | | const Status& status, const std::string& dbname, |
101 | 49.5k | const std::vector<std::shared_ptr<EventListener>>& listeners) { |
102 | | |
103 | 49.5k | JSONWriter jwriter; |
104 | 49.5k | AppendCurrentTime(&jwriter); |
105 | | |
106 | 49.5k | jwriter << "job" << job_id |
107 | 49.5k | << "event" << "table_file_deletion" |
108 | 49.5k | << "file_number" << file_number; |
109 | 49.5k | if (!status.ok()) { |
110 | 1.18k | jwriter << "status" << status.ToString(); |
111 | 1.18k | } |
112 | | |
113 | 49.5k | jwriter.EndObject(); |
114 | | |
115 | 49.5k | event_logger->Log(jwriter); |
116 | | |
117 | 49.5k | #ifndef ROCKSDB_LITE |
118 | 49.5k | TableFileDeletionInfo info; |
119 | 49.5k | info.db_name = dbname; |
120 | 49.5k | info.job_id = job_id; |
121 | 49.5k | info.file_path = file_path; |
122 | 49.5k | info.status = status; |
123 | 49.5k | for (auto listener : listeners) { |
124 | 2.69k | listener->OnTableFileDeleted(info); |
125 | 2.69k | } |
126 | 49.5k | #endif // !ROCKSDB_LITE |
127 | 49.5k | } |
128 | | |
129 | | } // namespace rocksdb |