blob: 7db348e6335d8a06149fa5e2f6c2ff48d691656f [file] [log] [blame]
Orion Hodson55ca8ab2021-04-08 07:53:54 +01001/*
2 * Copyright (C) 2021 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
18#include "odr_statslog/odr_statslog.h"
19
20#include <cstdint>
21#include <fstream>
22#include <istream>
23#include <string>
24
25#include "android-base/logging.h"
26#include "android-base/stringprintf.h"
27#include "odr_metrics.h"
28#include "odr_metrics_record.h"
29#include "statslog_odrefresh.h"
30
31namespace art {
32namespace odrefresh {
33
34using android::base::StringPrintf;
35
36namespace {
37
38// Convert bare value from art::metrics::Stage to value defined in atoms.proto.
39int32_t TranslateStage(int32_t art_metrics_stage) {
40 switch (static_cast<OdrMetrics::Stage>(art_metrics_stage)) {
41 case OdrMetrics::Stage::kUnknown:
42 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_UNKNOWN;
43 case OdrMetrics::Stage::kCheck:
44 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_CHECK;
45 case OdrMetrics::Stage::kPreparation:
46 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_PREPARATION;
47 case OdrMetrics::Stage::kPrimaryBootClasspath:
48 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_PRIMARY_BOOT_CLASSPATH;
49 case OdrMetrics::Stage::kSecondaryBootClasspath:
50 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_SECONDARY_BOOT_CLASSPATH;
51 case OdrMetrics::Stage::kSystemServerClasspath:
52 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_SYSTEM_SERVER_CLASSPATH;
53 case OdrMetrics::Stage::kComplete:
54 return metrics::statsd::ODREFRESH_REPORTED__STAGE_REACHED__STAGE_COMPLETE;
55 }
56
57 LOG(ERROR) << "Unknown stage value: " << art_metrics_stage;
58 return -1;
59}
60
61// Convert bare value from art::metrics::Status to value defined in atoms.proto.
62int32_t TranslateStatus(int32_t art_metrics_status) {
63 switch (static_cast<OdrMetrics::Status>(art_metrics_status)) {
64 case OdrMetrics::Status::kUnknown:
65 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_UNKNOWN;
66 case OdrMetrics::Status::kOK:
67 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_OK;
68 case OdrMetrics::Status::kNoSpace:
69 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_NO_SPACE;
70 case OdrMetrics::Status::kIoError:
71 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_IO_ERROR;
72 case OdrMetrics::Status::kDex2OatError:
73 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_DEX2OAT_ERROR;
74 case OdrMetrics::Status::kTimeLimitExceeded:
75 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_TIME_LIMIT_EXCEEDED;
76 case OdrMetrics::Status::kStagingFailed:
77 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_STAGING_FAILED;
78 case OdrMetrics::Status::kInstallFailed:
79 return metrics::statsd::ODREFRESH_REPORTED__STATUS__STATUS_INSTALL_FAILED;
80 }
81
82 LOG(ERROR) << "Unknown status value: " << art_metrics_status;
83 return -1;
84}
85
86// Convert bare value from art::metrics::Trigger to value defined in atoms.proto.
87int32_t TranslateTrigger(int32_t art_metrics_trigger) {
88 switch (static_cast<OdrMetrics::Trigger>(art_metrics_trigger)) {
89 case OdrMetrics::Trigger::kUnknown:
90 return metrics::statsd::ODREFRESH_REPORTED__TRIGGER__TRIGGER_UNKNOWN;
91 case OdrMetrics::Trigger::kApexVersionMismatch:
92 return metrics::statsd::ODREFRESH_REPORTED__TRIGGER__TRIGGER_APEX_VERSION_MISMATCH;
93 case OdrMetrics::Trigger::kDexFilesChanged:
94 return metrics::statsd::ODREFRESH_REPORTED__TRIGGER__TRIGGER_DEX_FILES_CHANGED;
95 case OdrMetrics::Trigger::kMissingArtifacts:
96 return metrics::statsd::ODREFRESH_REPORTED__TRIGGER__TRIGGER_MISSING_ARTIFACTS;
97 }
98
99 LOG(ERROR) << "Unknown trigger value: " << art_metrics_trigger;
100 return -1;
101}
102
103bool ReadValues(const char* metrics_file,
104 /*out*/ OdrMetricsRecord* record,
105 /*out*/ std::string* error_msg) {
106 std::ifstream ifs(metrics_file);
107 if (!ifs) {
108 *error_msg = android::base::StringPrintf(
109 "metrics file '%s' could not be opened: %s", metrics_file, strerror(errno));
110 return false;
111 }
112
113 ifs >> *record;
114 if (!ifs) {
115 *error_msg = "file parsing error.";
116 return false;
117 }
118
119 //
120 // Convert values defined as enums to their statsd values.
121 //
122
123 record->trigger = TranslateTrigger(record->trigger);
124 if (record->trigger < 0) {
125 *error_msg = "failed to parse trigger.";
126 return false;
127 }
128
129 record->stage_reached = TranslateStage(record->stage_reached);
130 if (record->stage_reached < 0) {
131 *error_msg = "failed to parse stage_reached.";
132 return false;
133 }
134
135 record->status = TranslateStatus(record->status);
136 if (record->status < 0) {
137 *error_msg = "failed to parse status.";
138 return false;
139 }
140
141 return true;
142}
143
144} // namespace
145
146bool UploadStatsIfAvailable(/*out*/std::string* error_msg) {
147 OdrMetricsRecord record;
148 if (!ReadValues(kOdrefreshMetricsFile, &record, error_msg)) {
149 return false;
150 }
151
152 // Write values to statsd. The order of values passed is the same as the order of the
153 // fields in OdrMetricsRecord.
154 int bytes_written = art::metrics::statsd::stats_write(metrics::statsd::ODREFRESH_REPORTED,
155 record.art_apex_version,
156 record.trigger,
157 record.stage_reached,
158 record.status,
159 record.primary_bcp_compilation_seconds,
160 record.secondary_bcp_compilation_seconds,
161 record.system_server_compilation_seconds,
162 record.cache_space_free_start_mib,
163 record.cache_space_free_end_mib);
164 if (bytes_written <= 0) {
165 *error_msg = android::base::StringPrintf("stats_write returned %d", bytes_written);
166 return false;
167 }
168
169 if (unlink(kOdrefreshMetricsFile) != 0) {
170 *error_msg = StringPrintf("failed to unlink '%s': %s", kOdrefreshMetricsFile, strerror(errno));
171 return false;
172 }
173
174 return true;
175}
176
177} // namespace odrefresh
178} // namespace art