feat(net): 实现tcp backlog功能 (#714)

* feat:实现tcp的backlog功能

user/apps/http_server/main.c

@@ -11,7 +11,7 @@
 #define MAX_REQUEST_SIZE 1500
 #define MAX_RESPONSE_SIZE 1500
 // 网页根目录
-#define WEB_ROOT "/wwwroot/First-WebPage-On-DragonOS"
+#define WEB_ROOT "/var/www/html/"
 #define EXIT_CODE 1
 #define min(a, b) ((a) < (b) ? (a) : (b))
 

user/apps/test-backlog/.cargo/config.toml

@@ -0,0 +1,2 @@
+[build]
+target = "x86_64-unknown-linux-musl"

user/apps/test-backlog/.gitignore

@@ -0,0 +1,3 @@
+/target
+Cargo.lock
+/install/

user/apps/test-backlog/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "test-backlog"
+version = "0.1.0"
+edition = "2021"
+description = "test the tcp backlog"
+authors = [ "saga" ]
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+actix-web={ version = "3.0.0",default-features = false,features=["rust-tls"] }
+

user/apps/test-backlog/Makefile

@@ -0,0 +1,56 @@
+TOOLCHAIN="+nightly-2023-08-15-x86_64-unknown-linux-gnu"
+RUSTFLAGS+=""
+
+ifdef DADK_CURRENT_BUILD_DIR
+# 如果是在dadk中编译，那么安装到dadk的安装目录中
+	INSTALL_DIR = $(DADK_CURRENT_BUILD_DIR)
+else
+# 如果是在本地编译，那么安装到当前目录下的install目录中
+	INSTALL_DIR = ./install
+endif
+
+ifeq ($(ARCH), x86_64)
+	export RUST_TARGET=x86_64-unknown-linux-musl
+else ifeq ($(ARCH), riscv64)
+	export RUST_TARGET=riscv64gc-unknown-linux-gnu
+else 
+# 默认为x86_86，用于本地编译
+	export RUST_TARGET=x86_64-unknown-linux-musl
+endif
+
+run:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) run --target $(RUST_TARGET) --features"rust-tls"
+
+build:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) build --target $(RUST_TARGET) --features"rust-tls"
+
+clean:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) clean --target $(RUST_TARGET)
+
+test:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) test --target $(RUST_TARGET)
+
+doc:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) doc --target $(RUST_TARGET)
+
+fmt:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) fmt
+
+fmt-check:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) fmt --check
+
+run-release:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) run --target $(RUST_TARGET) --release
+
+build-release:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) build --target $(RUST_TARGET) --release
+
+clean-release:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) clean --target $(RUST_TARGET) --release
+
+test-release:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) test --target $(RUST_TARGET) --release
+
+.PHONY: install
+install:
+	RUSTFLAGS=$(RUSTFLAGS) cargo $(TOOLCHAIN) install --target $(RUST_TARGET) --path . --no-track --root $(INSTALL_DIR) --force

user/apps/test-backlog/README.md

@@ -0,0 +1,9 @@
+## 程序说明
+用于测试tcp的backlog功能的测试程序
+本程序绑定到0.0.0.0:12580端口，并在外部手动多线程请求这个端口来测试backlog功能
+
+## 使用方法
+
+1. 打开系统的/bin目录
+2. 输入指令exec test-backlog即可开始测试
+3. 可以在外部使用apifox进行多次请求，当请求数目超过backlog时会有几个请求失败

user/apps/test-backlog/src/main.rs

@@ -0,0 +1,33 @@
+use actix_web::{web, App, HttpRequest, HttpResponse, HttpServer};
+use std::io;
+
+async fn index(req: HttpRequest) -> HttpResponse {
+    // 获取请求方法
+    let method = req.method().to_string();
+    // 获取请求路径
+    let path = req.path().to_string();
+    // 获取请求头部信息
+    let headers = req.headers().clone();
+    // 获取查询参数
+    let query_params = req.query_string().to_string();
+
+    // 打印请求信息
+    println!("Received {} request to {}", method, path);
+    println!("Headers: {:?}", headers);
+    println!("Query params: {}", query_params);
+
+    // 返回响应
+    HttpResponse::Ok().body("Hello, World!")
+}
+
+#[actix_web::main]
+async fn main() -> io::Result<()> {
+    // 设置 TCP backlog 大小为 5
+    let backlog_size = 5;
+
+    HttpServer::new(|| App::new().route("/", web::get().to(index)))
+        .backlog(backlog_size) // 设置 TCP backlog 大小
+        .bind("0.0.0.0:12580")?
+        .run()
+        .await
+}

user/dadk/config/test_backlog_0_1_0.dadk

@@ -0,0 +1,26 @@
+{
+  "name": "test-backlog",
+  "version": "0.1.0",
+  "description": "test the tcp backlog",
+  "rust_target": null,
+  "task_type": {
+    "BuildFromSource": {
+      "Local": {
+        "path": "apps/test-backlog"
+      }
+    }
+  },
+  "depends": [],
+  "build": {
+    "build_command": "make install"
+  },
+  "install": {
+    "in_dragonos_path": "/"
+  },
+  "clean": {
+    "clean_command": "make clean"
+  },
+  "envs": [],
+  "build_once": false,
+  "install_once": false
+}