udp: replace dependency "chrono" with "time"

Cargo.lock

@@ -188,7 +188,6 @@ dependencies = [
  "aquatic_toml_config",
  "aquatic_udp_protocol",
  "cfg-if",
- "chrono",
  "crossbeam-channel",
  "hex",
  "log",
@@ -202,6 +201,7 @@ dependencies = [
  "signal-hook",
  "slab",
  "socket2 0.4.4",
+ "time 0.3.7",
  "tinytemplate",
 ]
 
@@ -508,7 +508,7 @@ dependencies = [
  "libc",
  "num-integer",
  "num-traits",
- "time",
+ "time 0.1.43",
  "winapi 0.3.9",
 ]
 
@@ -1416,6 +1416,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "num_threads"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aba1801fb138d8e85e11d0fc70baf4fe1cdfffda7c6cd34a854905df588e5ed0"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "number_prefix"
 version = "0.4.0"
@@ -2044,6 +2053,17 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "004cbc98f30fa233c61a38bc77e96a9106e65c88f2d3bef182ae952027e5753d"
+dependencies = [
+ "itoa 1.0.1",
+ "libc",
+ "num_threads",
+]
+
 [[package]]
 name = "tinytemplate"
 version = "1.2.1"

aquatic_udp/Cargo.toml

@@ -24,7 +24,6 @@ aquatic_udp_protocol = "0.1.0"
 
 anyhow = "1"
 cfg-if = "1"
-chrono = "0.4"
 crossbeam-channel = "0.5"
 hex = "0.4"
 log = "0.4"
@@ -36,6 +35,7 @@ serde = { version = "1", features = ["derive"] }
 signal-hook = { version = "0.3" }
 slab = "0.4"
 socket2 = { version = "0.4", features = ["all"] }
+time = { version = "0.3", features = ["formatting"] }
 tinytemplate = "1"
 
 [dev-dependencies]

aquatic_udp/src/workers/statistics.rs

@@ -5,9 +5,10 @@ use std::sync::Arc;
 use std::time::{Duration, Instant};
 
 use anyhow::Context;
-use chrono::Utc;
 use num_format::{Locale, ToFormattedString};
 use serde::Serialize;
+use time::format_description::well_known::Rfc2822;
+use time::OffsetDateTime;
 use tinytemplate::TinyTemplate;
 
 use crate::common::*;
@@ -183,7 +184,9 @@ pub fn run_statistics_worker(config: Config, state: State) {
                 ipv6_active: config.network.ipv6_active(),
                 ipv4: statistics_ipv4,
                 ipv6: statistics_ipv6,
-                last_updated: Utc::now().to_rfc2822(),
+                last_updated: OffsetDateTime::now_utc()
+                    .format(&Rfc2822)
+                    .unwrap_or("(formatting error)".into()),
                 peer_update_interval: format!("{}", config.cleaning.torrent_cleaning_interval),
             };