add tracing support

actix-server/src/accept.rs

@@ -1,8 +1,8 @@
 use std::{io, thread, time::Duration};
 
 use actix_rt::time::Instant;
-use log::{debug, error, info};
 use mio::{Interest, Poll, Token as MioToken};
+use tracing::{debug, error, info};
 
 use crate::{
     availability::Availability,

actix-server/src/builder.rs

@@ -1,8 +1,8 @@
 use std::{io, time::Duration};
 
 use actix_rt::net::TcpStream;
-use log::{info, trace};
 use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender};
+use tracing::{info, trace};
 
 use crate::{
     server::ServerCommand,

actix-server/src/server.rs

@@ -10,8 +10,8 @@ use std::{
 use actix_rt::{time::sleep, System};
 use futures_core::{future::BoxFuture, Stream};
 use futures_util::stream::StreamExt as _;
-use log::{error, info};
 use tokio::sync::{mpsc::UnboundedReceiver, oneshot};
+use tracing::{error, info};
 
 use crate::{
     accept::Accept,

actix-server/src/service.rs

@@ -7,7 +7,7 @@ use std::{
 use actix_service::{Service, ServiceFactory as BaseServiceFactory};
 use actix_utils::future::{ready, Ready};
 use futures_core::future::LocalBoxFuture;
-use log::error;
+use tracing::error;
 
 use crate::{
     socket::{FromStream, MioStream},

actix-server/src/signals.rs

@@ -5,7 +5,7 @@ use std::{
     task::{Context, Poll},
 };
 
-use log::trace;
+use tracing::trace;
 
 /// Types of process signals.
 // #[allow(dead_code)]
@@ -69,7 +69,7 @@ impl Signals {
                     unix::signal(*kind)
                         .map(|tokio_sig| (*sig, tokio_sig))
                         .map_err(|e| {
-                            log::error!(
+                            tracing::error!(
                                 "Can not initialize stream handler for {:?} err: {}",
                                 sig,
                                 e

actix-server/src/worker.rs

@@ -17,11 +17,11 @@ use actix_rt::{
     Arbiter, ArbiterHandle, System,
 };
 use futures_core::{future::LocalBoxFuture, ready};
-use log::{error, info, trace};
 use tokio::sync::{
     mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender},
     oneshot,
 };
+use tracing::{error, info, trace};
 
 use crate::{
     service::{BoxedServerService, InternalServiceFactory},