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123 lines
4.0 KiB
123 lines
4.0 KiB
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "PluginMetricsReporting"
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#include <utils/Log.h>
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#include <media/PluginMetricsReporting.h>
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#include <media/MediaAnalyticsItem.h>
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#include "protos/plugin_metrics.pb.h"
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namespace android {
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namespace {
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using android::drm_metrics::MetricsGroup;
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using android::drm_metrics::MetricsGroup_Metric;
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using android::drm_metrics::MetricsGroup_Metric_MetricValue;
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const char* const kParentAttribute = "/parent/external";
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status_t reportMetricsGroup(const MetricsGroup& metricsGroup,
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const String8& batchName,
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const int64_t* parentId) {
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MediaAnalyticsItem analyticsItem(batchName.c_str());
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analyticsItem.generateSessionID();
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int64_t sessionId = analyticsItem.getSessionID();
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if (parentId != NULL) {
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analyticsItem.setInt64(kParentAttribute, *parentId);
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}
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for (int i = 0; i < metricsGroup.metric_size(); ++i) {
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const MetricsGroup_Metric& metric = metricsGroup.metric(i);
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if (!metric.has_name()) {
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ALOGE("Metric with no name.");
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return BAD_VALUE;
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}
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if (!metric.has_value()) {
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ALOGE("Metric with no value.");
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return BAD_VALUE;
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}
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const MetricsGroup_Metric_MetricValue& value = metric.value();
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if (value.has_int_value()) {
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analyticsItem.setInt64(metric.name().c_str(),
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value.int_value());
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} else if (value.has_double_value()) {
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analyticsItem.setDouble(metric.name().c_str(),
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value.double_value());
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} else if (value.has_string_value()) {
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analyticsItem.setCString(metric.name().c_str(),
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value.string_value().c_str());
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} else {
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ALOGE("Metric Value with no actual value.");
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return BAD_VALUE;
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}
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}
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analyticsItem.setFinalized(true);
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analyticsItem.selfrecord();
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for (int i = 0; i < metricsGroup.metric_sub_group_size(); ++i) {
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const MetricsGroup& subGroup = metricsGroup.metric_sub_group(i);
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status_t res = reportMetricsGroup(subGroup, batchName, &sessionId);
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if (res != OK) {
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return res;
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}
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}
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return OK;
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}
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String8 sanitize(const String8& input) {
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// Filters the input string down to just alphanumeric characters.
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String8 output;
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for (size_t i = 0; i < input.size(); ++i) {
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char candidate = input[i];
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if ((candidate >= 'a' && candidate <= 'z') ||
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(candidate >= 'A' && candidate <= 'Z') ||
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(candidate >= '0' && candidate <= '9')) {
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output.append(&candidate, 1);
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}
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}
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return output;
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}
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} // namespace
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status_t reportDrmPluginMetrics(const Vector<uint8_t>& serializedMetrics,
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const String8& vendor,
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const String8& description) {
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MetricsGroup root_metrics_group;
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if (!root_metrics_group.ParseFromArray(serializedMetrics.array(),
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serializedMetrics.size())) {
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ALOGE("Failure to parse.");
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return BAD_VALUE;
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}
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String8 name = String8::format("drm.vendor.%s.%s",
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sanitize(vendor).c_str(),
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sanitize(description).c_str());
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return reportMetricsGroup(root_metrics_group, name, NULL);
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}
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} // namespace android
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