telemetry_session: Log telemetry ID.
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@ -3,8 +3,10 @@
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// Refer to the license.txt file included.
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#include <cstring>
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#include <cryptopp/osrng.h>
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#include "common/assert.h"
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#include "common/file_util.h"
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#include "common/scm_rev.h"
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#include "common/x64/cpu_detect.h"
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#include "core/core.h"
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@ -29,12 +31,46 @@ static const char* CpuVendorToStr(Common::CPUVendor vendor) {
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UNREACHABLE();
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}
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static u64 GenerateTelemetryId() {
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u64 telemetry_id{};
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CryptoPP::AutoSeededRandomPool rng;
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rng.GenerateBlock(reinterpret_cast<CryptoPP::byte*>(&telemetry_id), sizeof(u64));
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return telemetry_id;
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}
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static u64 GetTelemetryId() {
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u64 telemetry_id{};
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static const std::string& filename{FileUtil::GetUserPath(D_CONFIG_IDX) + "telemetry_id"};
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if (FileUtil::Exists(filename)) {
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FileUtil::IOFile file(filename, "rb");
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if (!file.IsOpen()) {
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LOG_ERROR(WebService, "failed to open telemetry_id: %s", filename.c_str());
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return {};
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}
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file.ReadBytes(&telemetry_id, sizeof(u64));
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} else {
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FileUtil::IOFile file(filename, "wb");
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if (!file.IsOpen()) {
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LOG_ERROR(WebService, "failed to open telemetry_id: %s", filename.c_str());
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return {};
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}
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telemetry_id = GenerateTelemetryId();
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file.WriteBytes(&telemetry_id, sizeof(u64));
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}
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return telemetry_id;
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}
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TelemetrySession::TelemetrySession() {
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#ifdef ENABLE_WEB_SERVICE
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backend = std::make_unique<WebService::TelemetryJson>();
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#else
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backend = std::make_unique<Telemetry::NullVisitor>();
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#endif
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// Log one-time top-level information
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AddField(Telemetry::FieldType::None, "TelemetryId", GetTelemetryId());
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// Log one-time session start information
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const s64 init_time{std::chrono::duration_cast<std::chrono::milliseconds>(
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std::chrono::system_clock::now().time_since_epoch())
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