1 /*
2  * Copyright (C) 2019 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 //#define LOG_NDEBUG 0
18 #define LOG_TAG "statsd_audiorecord"
19 #include <utils/Log.h>
20 
21 #include <dirent.h>
22 #include <inttypes.h>
23 #include <pthread.h>
24 #include <pwd.h>
25 #include <stdint.h>
26 #include <string.h>
27 #include <sys/stat.h>
28 #include <sys/time.h>
29 #include <sys/types.h>
30 #include <unistd.h>
31 
32 #include <statslog.h>
33 
34 #include "MediaMetricsService.h"
35 #include "frameworks/base/core/proto/android/stats/mediametrics/mediametrics.pb.h"
36 #include "iface_statsd.h"
37 
38 namespace android {
39 
statsd_audiorecord(const mediametrics::Item * item)40 bool statsd_audiorecord(const mediametrics::Item *item)
41 {
42     if (item == nullptr) return false;
43 
44     // these go into the statsd wrapper
45     const nsecs_t timestamp = MediaMetricsService::roundTime(item->getTimestamp());
46     std::string pkgName = item->getPkgName();
47     int64_t pkgVersionCode = item->getPkgVersionCode();
48     int64_t mediaApexVersion = 0;
49 
50 
51     // the rest into our own proto
52     //
53     ::android::stats::mediametrics::AudioRecordData metrics_proto;
54 
55     // flesh out the protobuf we'll hand off with our data
56     //
57     std::string encoding;
58     if (item->getString("android.media.audiorecord.encoding", &encoding)) {
59         metrics_proto.set_encoding(std::move(encoding));
60     }
61 
62     std::string source;
63     if (item->getString("android.media.audiorecord.source", &source)) {
64         metrics_proto.set_source(std::move(source));
65     }
66 
67     int32_t latency = -1;
68     if (item->getInt32("android.media.audiorecord.latency", &latency)) {
69         metrics_proto.set_latency(latency);
70     }
71 
72     int32_t samplerate = -1;
73     if (item->getInt32("android.media.audiorecord.samplerate", &samplerate)) {
74         metrics_proto.set_samplerate(samplerate);
75     }
76 
77     int32_t channels = -1;
78     if (item->getInt32("android.media.audiorecord.channels", &channels)) {
79         metrics_proto.set_channels(channels);
80     }
81 
82     int64_t createdMs = -1;
83     if (item->getInt64("android.media.audiorecord.createdMs", &createdMs)) {
84         metrics_proto.set_created_millis(createdMs);
85     }
86 
87     int64_t durationMs = -1;
88     if (item->getInt64("android.media.audiorecord.durationMs", &durationMs)) {
89         metrics_proto.set_duration_millis(durationMs);
90     }
91 
92     int32_t count = -1;
93     if (item->getInt32("android.media.audiorecord.n", &count)) {
94         metrics_proto.set_count(count);
95     }
96 
97     int32_t errcode = -1;
98     if (item->getInt32("android.media.audiorecord.errcode", &errcode)) {
99         metrics_proto.set_error_code(errcode);
100     } else if (item->getInt32("android.media.audiorecord.lastError.code", &errcode)) {
101         metrics_proto.set_error_code(errcode);
102     }
103 
104     std::string errfunc;
105     if (item->getString("android.media.audiorecord.errfunc", &errfunc)) {
106         metrics_proto.set_error_function(std::move(errfunc));
107     } else if (item->getString("android.media.audiorecord.lastError.at", &errfunc)) {
108         metrics_proto.set_error_function(std::move(errfunc));
109     }
110 
111     // portId (int32)
112     int32_t port_id = -1;
113     if (item->getInt32("android.media.audiorecord.portId", &port_id)) {
114         metrics_proto.set_port_id(count);
115     }
116     // frameCount (int32)
117     int32_t frameCount = -1;
118     if (item->getInt32("android.media.audiorecord.frameCount", &frameCount)) {
119         metrics_proto.set_frame_count(frameCount);
120     }
121     // attributes (string)
122     std::string attributes;
123     if (item->getString("android.media.audiorecord.attributes", &attributes)) {
124         metrics_proto.set_attributes(std::move(attributes));
125     }
126     // channelMask (int64)
127     int64_t channelMask = -1;
128     if (item->getInt64("android.media.audiorecord.channelMask", &channelMask)) {
129         metrics_proto.set_channel_mask(channelMask);
130     }
131     // startcount (int64)
132     int64_t startcount = -1;
133     if (item->getInt64("android.media.audiorecord.startcount", &startcount)) {
134         metrics_proto.set_start_count(startcount);
135     }
136 
137 
138     std::string serialized;
139     if (!metrics_proto.SerializeToString(&serialized)) {
140         ALOGE("Failed to serialize audiorecord metrics");
141         return false;
142     }
143 
144     if (enabled_statsd) {
145         android::util::BytesField bf_serialized( serialized.c_str(), serialized.size());
146         (void)android::util::stats_write(android::util::MEDIAMETRICS_AUDIORECORD_REPORTED,
147                                    timestamp, pkgName.c_str(), pkgVersionCode,
148                                    mediaApexVersion,
149                                    bf_serialized);
150 
151     } else {
152         ALOGV("NOT sending: private data (len=%zu)", strlen(serialized.c_str()));
153     }
154 
155     return true;
156 }
157 
158 } // namespace android
159