Use opentelemetry:time::now instead of systemtime (#2595)

Author: mohammadVatandoost

opentelemetry-prometheus/examples/hyper.rs

@@ -15,7 +15,7 @@ use opentelemetry_sdk::metrics::SdkMeterProvider;
 use prometheus::{Encoder, Registry, TextEncoder};
 use std::net::SocketAddr;
 use std::sync::Arc;
-use std::time::SystemTime;
+use opentelemetry::time::now;
 use tokio::net::TcpListener;
 
 static HANDLER_ALL: Lazy<[KeyValue; 1]> = Lazy::new(|| [KeyValue::new("handler", "all")]);
@@ -25,7 +25,7 @@ async fn serve_req(
     state: Arc<AppState>,
 ) -> Result<Response<Full<Bytes>>, hyper::Error> {
     println!("Receiving request at path {}", req.uri());
-    let request_start = SystemTime::now();
+    let request_start = now();
 
     state.http_counter.add(1, HANDLER_ALL.as_ref());
 

opentelemetry-sdk/benches/batch_span_processor.rs

@@ -1,4 +1,5 @@
 use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
+use opentelemetry::time::now;
 use opentelemetry::trace::{
     SpanContext, SpanId, SpanKind, Status, TraceFlags, TraceId, TraceState,
 };
@@ -8,7 +9,6 @@ use opentelemetry_sdk::trace::{
     BatchConfigBuilder, BatchSpanProcessor, SpanEvents, SpanLinks, SpanProcessor,
 };
 use std::sync::Arc;
-use std::time::SystemTime;
 use tokio::runtime::Runtime;
 
 fn get_span_data() -> Vec<SpanData> {
@@ -24,8 +24,8 @@ fn get_span_data() -> Vec<SpanData> {
             parent_span_id: SpanId::from_u64(12),
             span_kind: SpanKind::Client,
             name: Default::default(),
-            start_time: SystemTime::now(),
-            end_time: SystemTime::now(),
+            start_time: now(),
+            end_time: now(),
             attributes: Vec::new(),
             dropped_attributes_count: 0,
             events: SpanEvents::default(),

opentelemetry-sdk/benches/log.rs

@@ -15,8 +15,8 @@ RAM: 64.0 GB
 | Logging_Comparable_To_Appender | 87 ns       |
 */
 
+use opentelemetry::time::now;
 use std::collections::HashMap;
-use std::time::SystemTime;
 
 use criterion::{criterion_group, criterion_main, Criterion};
 
@@ -111,7 +111,7 @@ fn logging_comparable_to_appender(c: &mut Criterion) {
     c.bench_function("Logging_Comparable_To_Appender", |b| {
         b.iter(|| {
             let mut log_record = logger.create_log_record();
-            let now = SystemTime::now();
+            let now = now();
             log_record.set_observed_timestamp(now);
             log_record.set_target("my-target".to_string());
             log_record.set_event_name("CheckoutFailed");
@@ -253,7 +253,7 @@ fn criterion_benchmark(c: &mut Criterion) {
         logger.emit(log_record);
     });
 
-    let now = SystemTime::now();
+    let now = now();
     log_benchmark_group(c, "full-log", |logger| {
         let mut log_record = logger.create_log_record();
         log_record.set_body("full log".into());

opentelemetry-sdk/benches/log_exporter.rs

@@ -10,8 +10,8 @@
     | LogExporterWithoutFuture       | 92 ns      |
 */
 
+use opentelemetry::time::now;
 use std::sync::Mutex;
-use std::time::SystemTime;
 
 use async_trait::async_trait;
 use criterion::{criterion_group, criterion_main, Criterion};
@@ -126,7 +126,7 @@ fn exporter_with_future(c: &mut Criterion) {
     c.bench_function("LogExporterWithFuture", |b| {
         b.iter(|| {
             let mut log_record = logger.create_log_record();
-            let now = SystemTime::now();
+            let now = now();
             log_record.set_observed_timestamp(now);
             log_record.set_target("my-target".to_string());
             log_record.set_event_name("CheckoutFailed");
@@ -152,7 +152,7 @@ fn exporter_without_future(c: &mut Criterion) {
     c.bench_function("LogExporterWithoutFuture", |b| {
         b.iter(|| {
             let mut log_record = logger.create_log_record();
-            let now = SystemTime::now();
+            let now = now();
             log_record.set_observed_timestamp(now);
             log_record.set_target("my-target".to_string());
             log_record.set_event_name("CheckoutFailed");

opentelemetry-sdk/benches/log_processor.rs

@@ -11,10 +11,10 @@
     | log_clone_and_send_to_channel_processor     | 403 ns      |
 */
 
+use opentelemetry::time::now;
 use std::{
     sync::{Arc, Mutex},
     thread::sleep,
-    time::SystemTime,
 };
 
 use criterion::{criterion_group, criterion_main, Criterion};
@@ -29,7 +29,7 @@ use opentelemetry_sdk::logs::{LogProcessor, LogRecord, LogResult, Logger, Logger
 
 fn create_log_record(logger: &Logger) -> LogRecord {
     let mut log_record = logger.create_log_record();
-    let now = SystemTime::now();
+    let now = now();
     log_record.set_observed_timestamp(now);
     log_record.set_target("my-target".to_string());
     log_record.set_event_name("CheckoutFailed");