add keep-alive default timeout

README.md

@@ -6,3 +6,4 @@ A tiny web server built with Rust.
 
 - [ ] HTTP Etag: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/ETag#etag_value
 - [x] Graceful shutdown
+- [ ] `keep-alive` timeout setting

config.example.toml

@@ -3,6 +3,8 @@ ip = "0.0.0.0"
 port = 4000
 # index file name and format
 index = ["index.html"]
+# http keep alive timeout
+keep-alive-time = 75
 [[host.route]]
 # route path: GET /
 location = "/"

src/config.rs

@@ -1,4 +1,7 @@
-use crate::error::Result;
+use crate::{
+    consts::{keep_alive_timeoutd_efault, KEEP_ALIVE_TIMEOUTD_EFAULT},
+    error::Result,
+};
 use std::{collections::BTreeMap, fs};
 
 use serde::Deserialize;
@@ -22,6 +25,9 @@ pub struct SettingHost {
     pub route_map: BTreeMap<String, SettingRoute>,
     /// Index files format
     pub index: Vec<String>,
+    /// HTTP keep-alive timeout
+    #[serde(default = "keep_alive_timeoutd_efault")]
+    pub keep_alive: u16,
 }
 
 #[derive(Deserialize, Clone, Debug)]

src/consts.rs

@@ -4,3 +4,9 @@ pub const NAME: &str = env!("CARGO_PKG_NAME");
 pub const VERSION: &str = env!("CARGO_PKG_VERSION");
 pub const OS: &str = env::consts::OS;
 pub const ARCH: &str = env::consts::ARCH;
+
+// config defaults
+pub const KEEP_ALIVE_TIMEOUTD_EFAULT: u16 = 75;
+pub fn keep_alive_timeoutd_efault() -> u16 {
+    KEEP_ALIVE_TIMEOUTD_EFAULT
+}