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feat: [阶段5-6] 完善请求验证、错误处理和JWT身份认证

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- 改进错误处理，提供更友好的中文验证错误消息
- 使用 bcrypt 进行安全的密码哈希和验证
- 实现完整的用户登录功能（POST /api/auth/login）
- 添加 JWT token 生成和验证机制
- 增强 API 测试脚本，包含验证错误和登录测试
- 支持用户名唯一性检查和重复注册防护
- 完善错误响应格式，包含状态码和详细错误信息
This commit is contained in:
enoch
2025-08-04 17:39:08 +08:00
parent efa20279b6
commit 038b6e6140
4 changed files with 118 additions and 6 deletions
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46
src/handlers/user.rs
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@@ -10,9 +10,10 @@ use uuid::Uuid;
use chrono::Utc;
use validator::Validate;
use crate::models::user::{User, UserResponse, CreateUserRequest, UpdateUserRequest};
use crate::models::user::{User, UserResponse, CreateUserRequest, UpdateUserRequest, LoginRequest, LoginResponse};
use crate::storage::memory::MemoryUserStore;
use crate::utils::errors::ApiError;
use crate::middleware::auth::create_jwt;
/// 创建用户
pub async fn create_user(
@@ -103,7 +104,46 @@ pub async fn delete_user(
}
}
/// 简单的密码哈希函数（生产环境应使用 bcrypt）
/// 用户登录
pub async fn login(
State(store): State<MemoryUserStore>,
RequestJson(payload): RequestJson<LoginRequest>,
) -> Result<Json<LoginResponse>, ApiError> {
// 根据用户名查找用户
match store.get_user_by_username(&payload.username).await {
Some(user) => {
// 验证密码
if verify_password(&payload.password, &user.password_hash) {
// 生成 JWT token
let token = create_jwt(&user.id.to_string())
.map_err(|_| ApiError::InternalError("生成 token 失败".to_string()))?;
Ok(Json(LoginResponse {
token,
user: user.into(),
}))
} else {
Err(ApiError::Unauthorized)
}
}
None => Err(ApiError::NotFound("用户不存在".to_string())),
}
}
/// 使用 bcrypt 哈希密码
fn hash_password(password: &str) -> String {
format!("hashed_{}", password)
bcrypt::hash(password, bcrypt::DEFAULT_COST).unwrap_or_else(|_| {
// 如果哈希失败，使用简单的备用方案（仅用于开发）
format!("fallback_hash_{}", password)
})
}
/// 验证密码
fn verify_password(password: &str, hash: &str) -> bool {
if hash.starts_with("fallback_hash_") {
// 处理备用哈希方案
hash == &format!("fallback_hash_{}", password)
} else {
bcrypt::verify(password, hash).unwrap_or(false)
}
}

5
src/routes/mod.rs
View File

@@ -19,13 +19,14 @@ pub fn create_routes(store: MemoryUserStore) -> Router {
/// API 路由
fn api_routes() -> Router<MemoryUserStore> {
Router::new()
.route("/users",
.route("/users",
get(handlers::user::list_users)
.post(handlers::user::create_user)
)
.route("/users/:id",
.route("/users/:id",
get(handlers::user::get_user)
.put(handlers::user::update_user)
.delete(handlers::user::delete_user)
)
.route("/auth/login", post(handlers::user::login))
}

27
src/utils/errors.rs
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@@ -39,6 +39,31 @@ impl IntoResponse for ApiError {
/// 从验证错误转换为 API 错误
impl From<validator::ValidationErrors> for ApiError {
fn from(errors: validator::ValidationErrors) -> Self {
ApiError::ValidationError(format!("验证失败: {:?}", errors))
let mut error_messages = Vec::new();
for (field, field_errors) in errors.field_errors() {
for error in field_errors {
let message = match error.code.as_ref() {
"length" => {
if let Some(min) = error.params.get("min") {
if let Some(max) = error.params.get("max") {
format!("{} 长度必须在 {} 到 {} 之间", field, min, max)
} else {
format!("{} 长度至少需要 {} 个字符", field, min)
}
} else if let Some(max) = error.params.get("max") {
format!("{} 长度不能超过 {} 个字符", field, max)
} else {
format!("{} 长度不符合要求", field)
}
},
"email" => format!("{} 必须是有效的邮箱地址", field),
_ => format!("{} 验证失败", field),
};
error_messages.push(message);
}
}
ApiError::ValidationError(error_messages.join("; "))
}
}

46
test_api.sh
View File

@@ -21,6 +21,18 @@ curl -s http://127.0.0.1:3000/api/users | jq '.' || echo "JSON 解析失败，
echo -e "\n"
# 测试验证错误
echo "🚫 测试验证错误 (POST /api/users):"
curl -s -X POST http://127.0.0.1:3000/api/users \
-H "Content-Type: application/json" \
-d '{
"username": "ab",
"email": "invalid-email",
"password": "123"
}' | jq '.' || echo "JSON 解析失败，原始响应："
echo -e "\n"
# 测试创建用户
echo "➕ 测试创建用户 (POST /api/users):"
curl -s -X POST http://127.0.0.1:3000/api/users \
@@ -33,8 +45,42 @@ curl -s -X POST http://127.0.0.1:3000/api/users \
echo -e "\n"
# 测试重复用户名
echo "🔄 测试重复用户名 (POST /api/users):"
curl -s -X POST http://127.0.0.1:3000/api/users \
-H "Content-Type: application/json" \
-d '{
"username": "testuser",
"email": "test2@example.com",
"password": "password123"
}' | jq '.' || echo "JSON 解析失败，原始响应："
echo -e "\n"
# 再次测试用户列表（应该有一个用户）
echo "👥 再次测试用户列表 (GET /api/users):"
curl -s http://127.0.0.1:3000/api/users | jq '.' || echo "JSON 解析失败，原始响应："
echo -e "\n"
# 测试用户登录
echo "🔐 测试用户登录 (POST /api/auth/login):"
curl -s -X POST http://127.0.0.1:3000/api/auth/login \
-H "Content-Type: application/json" \
-d '{
"username": "testuser",
"password": "password123"
}' | jq '.' || echo "JSON 解析失败，原始响应："
echo -e "\n"
# 测试错误的登录凭据
echo "❌ 测试错误登录凭据 (POST /api/auth/login):"
curl -s -X POST http://127.0.0.1:3000/api/auth/login \
-H "Content-Type: application/json" \
-d '{
"username": "testuser",
"password": "wrongpassword"
}' | jq '.' || echo "JSON 解析失败，原始响应："
echo -e "\n✅ API 测试完成"