diff --git a/.trae/documents/Go后端代码测试计划.md b/.trae/documents/Go后端代码测试计划.md new file mode 100644 index 0000000..fbd69fa --- /dev/null +++ b/.trae/documents/Go后端代码测试计划.md @@ -0,0 +1,10 @@ +1. 创建go.mod文件，引入gin框架和必要依赖 +2. 创建main.go文件，实现Gin服务器 +3. 实现GET /api/apps接口，返回App列表 +4. 实现POST /api/apps接口，支持文件上传 +5. 实现GET /api/apps/:id接口，支持文件下载 +6. 添加CORS中间件，支持跨域请求 +7. 使用互斥锁保护共享资源，确保线程安全 +8. 确保文件操作安全，将文件存储在./files目录 +9. 配置服务器端口 + diff --git a/.trae/documents/后端代码测试与改进计划.md b/.trae/documents/后端代码测试与改进计划.md new file mode 100644 index 0000000..c365e69 --- /dev/null +++ b/.trae/documents/后端代码测试与改进计划.md @@ -0,0 +1,34 @@ +## 1. 测试执行计划 +- **运行现有测试用例**：先执行现有的main_test.go测试用例，确保基础功能正常 +- **生成假文件测试**：创建不同类型和大小的假文件，测试上传、下载和列表功能 +- **观察目录变化**：监控files目录和apps.json文件的变化，确保文件操作正确 +- **并发测试**：模拟多用户并发访问，测试系统稳定性 + +## 2. 代码改进计划 +### 2.1 核心功能改进 +- **解决文件命名冲突**：上传时生成唯一文件名，避免覆盖现有文件 +- **增强并发安全性**：优化mutex使用，确保所有共享资源访问都被正确保护 +- **改进错误处理**：提供更详细的错误信息，便于调试和用户理解 +- **添加配置管理**：将硬编码的端口号、文件路径等提取为配置 +- **增加日志记录**：添加详细的日志记录，便于监控和调试 + +### 2.2 测试用例优化 +- **表驱动测试**：将重复的测试用例重构为表驱动测试，减少代码冗余 +- **增强测试独立性**：确保每个测试用例之间相互独立，避免测试污染 +- **增加边界条件测试**：测试极端情况，如超大文件、空文件等 + +## 3. 测试结果反哺计划 +- **分析测试失败原因**：针对测试失败的用例，定位问题并修复 +- **优化性能瓶颈**：根据测试结果，优化系统性能 +- **完善错误处理**：根据测试中遇到的错误，完善错误处理机制 +- **增强测试覆盖**：根据测试结果，补充缺失的测试用例 + +## 4. 实施步骤 +1. 运行现有测试用例，记录结果 +2. 生成假文件，进行功能测试 +3. 观察目录变化，验证文件操作正确性 +4. 执行并发测试，评估系统稳定性 +5. 根据测试结果，修改main.go代码 +6. 优化测试用例，提高测试覆盖率 +7. 再次运行测试，验证改进效果 +8. 总结改进成果，形成最终代码 \ No newline at end of file diff --git a/.trae/documents/实现Gin后端API.md b/.trae/documents/实现Gin后端API.md new file mode 100644 index 0000000..fbd69fa --- /dev/null +++ b/.trae/documents/实现Gin后端API.md @@ -0,0 +1,10 @@ +1. 创建go.mod文件，引入gin框架和必要依赖 +2. 创建main.go文件，实现Gin服务器 +3. 实现GET /api/apps接口，返回App列表 +4. 实现POST /api/apps接口，支持文件上传 +5. 实现GET /api/apps/:id接口，支持文件下载 +6. 添加CORS中间件，支持跨域请求 +7. 使用互斥锁保护共享资源，确保线程安全 +8. 确保文件操作安全，将文件存储在./files目录 +9. 配置服务器端口 + diff --git a/README.md b/README.md index 60ee429..a5636f2 100644 --- a/README.md +++ b/README.md @@ -25,10 +25,6 @@ npx http-server -p 8000 访问地址：http://localhost:8000 -### 2. 后端API实现（可选） - -如果需要持久化存储和多用户访问，可以实现后端API。 - #### 后端要求 - 端口：3000 diff --git a/background/apps.json b/background/apps.json new file mode 100644 index 0000000..e9418b7 --- /dev/null +++ b/background/apps.json @@ -0,0 +1,8 @@ +[ + { + "id": "1766503652493156300", + "name": "MobaXterm_Portable_v25.4", + "fileName": "MobaXterm_Portable_v25.4.zip", + "date": "2025-12-23 23:27:32" + } +] diff --git a/background/coverage b/background/coverage new file mode 100644 index 0000000..5f02b11 --- /dev/null +++ b/background/coverage @@ -0,0 +1 @@ +mode: set diff --git a/background/files/b8bef48ec6f9c42a90f3843b076dcf80.zip b/background/files/b8bef48ec6f9c42a90f3843b076dcf80.zip new file mode 100644 index 0000000..4240621 Binary files /dev/null and b/background/files/b8bef48ec6f9c42a90f3843b076dcf80.zip differ diff --git a/background/go.mod b/background/go.mod new file mode 100644 index 0000000..18f166a --- /dev/null +++ b/background/go.mod @@ -0,0 +1,37 @@ +module appdistribute + +go 1.25 + +require ( + github.com/gin-gonic/gin v1.9.1 + github.com/stretchr/testify v1.8.3 +) + +require ( + github.com/bytedance/sonic v1.9.1 // indirect + github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect + github.com/davecgh/go-spew v1.1.1 // indirect + github.com/gabriel-vasile/mimetype v1.4.2 // indirect + github.com/gin-contrib/sse v0.1.0 // indirect + github.com/go-playground/locales v0.14.1 // indirect + github.com/go-playground/universal-translator v0.18.1 // indirect + github.com/go-playground/validator/v10 v10.14.0 // indirect + github.com/goccy/go-json v0.10.2 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/klauspost/cpuid/v2 v2.2.4 // indirect + github.com/leodido/go-urn v1.2.4 // indirect + github.com/mattn/go-isatty v0.0.19 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/pelletier/go-toml/v2 v2.0.8 // indirect + github.com/pmezard/go-difflib v1.0.0 // indirect + github.com/twitchyliquid64/golang-asm v0.15.1 // indirect + github.com/ugorji/go/codec v1.2.11 // indirect + golang.org/x/arch v0.3.0 // indirect + golang.org/x/crypto v0.9.0 // indirect + golang.org/x/net v0.10.0 // indirect + golang.org/x/sys v0.8.0 // indirect + golang.org/x/text v0.9.0 // indirect + google.golang.org/protobuf v1.30.0 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect +) diff --git a/background/go.sum b/background/go.sum new file mode 100644 index 0000000..1a77fa1 --- /dev/null +++ b/background/go.sum @@ -0,0 +1,86 @@ +github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM= +github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s= +github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U= +github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY= +github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams= +github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU= +github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA= +github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE= +github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI= +github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg= 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h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= +github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= +github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU= +github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= +github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= +github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= +github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg= +github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk= +github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY= +github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q= +github.com/leodido/go-urn v1.2.4/go.mod 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h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M= +golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg= +golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU= +golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= +golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE= +golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8= +golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= +golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= +google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng= +google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= +gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4= diff --git a/background/main.go b/background/main.go new file mode 100644 index 0000000..eaa3b76 --- /dev/null +++ b/background/main.go @@ -0,0 +1,233 @@ +package main + +import ( + "crypto/md5" + "encoding/hex" + "encoding/json" + "fmt" + "io" + "math/rand" + "net/http" + "os" + "path/filepath" + "sync" + "time" + + "github.com/gin-gonic/gin" +) + +// App 结构体定义 +type App struct { + ID string `json:"id"` + Name string `json:"name"` + FileName string `json:"fileName"` + Date string `json:"date"` + FilePath string `json:"-"` // 内部使用，不序列化 +} + +// 全局变量 +var ( + apps []App + appsMutex sync.RWMutex // 读写锁，提高并发性能 + filesDir = "./files" + jsonFile = "./apps.json" + port = ":6902" +) + +// 生成唯一文件名 +func generateUniqueFileName(originalName string) string { + // 获取文件扩展名 + ext := filepath.Ext(originalName) + // 生成基于时间、随机数和原文件名的MD5哈希 + timestamp := time.Now().UnixNano() + random := rand.Int63() + hash := md5.Sum([]byte(fmt.Sprintf("%d%d%s", timestamp, random, originalName))) + // 组合成新的唯一文件名 + return fmt.Sprintf("%s%s", hex.EncodeToString(hash[:]), ext) +} + +// 加载apps数据 +func loadApps() { + appsMutex.Lock() + defer appsMutex.Unlock() + + file, err := os.Open(jsonFile) + if err != nil { + // 如果文件不存在，初始化空切片 + apps = []App{} + return + } + defer file.Close() + + decoder := json.NewDecoder(file) + if err := decoder.Decode(&apps); err != nil { + apps = []App{} + } +} + +// 保存apps数据 +func saveApps() error { + appsMutex.RLock() + defer appsMutex.RUnlock() + + file, err := os.Create(jsonFile) + if err != nil { + return fmt.Errorf("failed to create apps.json: %w", err) + } + defer file.Close() + + encoder := json.NewEncoder(file) + encoder.SetIndent("", " ") + if err := encoder.Encode(apps); err != nil { + return fmt.Errorf("failed to encode apps: %w", err) + } + + return nil +} + +func main() { + // 初始化随机数生成器 + rand.Seed(time.Now().UnixNano()) + + // 创建files目录 + if err := os.MkdirAll(filesDir, 0755); err != nil { + panic(fmt.Sprintf("failed to create files directory: %v", err)) + } + + // 加载apps数据 + loadApps() + + // 创建Gin引擎 + // 生产环境中应该使用gin.ReleaseMode + // gin.SetMode(gin.ReleaseMode) + r := gin.Default() + + // 添加CORS中间件 + r.Use(func(c *gin.Context) { + c.Writer.Header().Set("Access-Control-Allow-Origin", "*") + c.Writer.Header().Set("Access-Control-Allow-Methods", "GET, POST, OPTIONS") + c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization") + + if c.Request.Method == "OPTIONS" { + c.AbortWithStatus(204) + return + } + + c.Next() + }) + + // API路由 + api := r.Group("/api") + { + api.GET("/apps", getApps) + api.POST("/apps", uploadApp) + api.GET("/apps/:id", downloadApp) + } + + // 启动服务器 + fmt.Printf("Server is running on http://localhost%s\n", port) + if err := r.Run(port); err != nil { + panic(fmt.Sprintf("failed to start server: %v", err)) + } +} + +// 获取App列表 +func getApps(c *gin.Context) { + appsMutex.RLock() + defer appsMutex.RUnlock() + + c.JSON(http.StatusOK, apps) +} + +// 上传App +func uploadApp(c *gin.Context) { + // 获取表单数据 + name := c.PostForm("name") + if name == "" { + c.JSON(http.StatusBadRequest, gin.H{"success": false, "message": "App名称不能为空"}) + return + } + + // 获取上传的文件 + file, header, err := c.Request.FormFile("file") + if err != nil { + c.JSON(http.StatusBadRequest, gin.H{"success": false, "message": "文件上传失败: " + err.Error()}) + return + } + defer file.Close() + + // 生成唯一ID和文件名 + id := fmt.Sprintf("%d", time.Now().UnixNano()) + originalFileName := header.Filename + uniqueFileName := generateUniqueFileName(originalFileName) + filePath := filepath.Join(filesDir, uniqueFileName) + + // 创建目标文件 + dst, err := os.Create(filePath) + if err != nil { + c.JSON(http.StatusInternalServerError, gin.H{"success": false, "message": "文件保存失败: " + err.Error()}) + return + } + defer dst.Close() + + // 复制文件内容 + if _, err = io.Copy(dst, file); err != nil { + c.JSON(http.StatusInternalServerError, gin.H{"success": false, "message": "文件复制失败: " + err.Error()}) + return + } + + // 添加到App列表 + newApp := App{ + ID: id, + Name: name, + FileName: originalFileName, + FilePath: uniqueFileName, + Date: time.Now().Format("2006-01-02 15:04:05"), + } + + appsMutex.Lock() + apps = append(apps, newApp) + appsMutex.Unlock() + + // 保存到文件 + if err := saveApps(); err != nil { + c.JSON(http.StatusInternalServerError, gin.H{"success": false, "message": "保存数据失败: " + err.Error()}) + return + } + + c.JSON(http.StatusOK, gin.H{"success": true}) +} + +// 下载指定App +func downloadApp(c *gin.Context) { + // 获取ID + id := c.Param("id") + + // 查找App + appsMutex.RLock() + var targetApp *App + for i := range apps { + if apps[i].ID == id { + targetApp = &apps[i] + break + } + } + appsMutex.RUnlock() + + if targetApp == nil { + c.JSON(http.StatusNotFound, gin.H{"success": false, "message": "App不存在"}) + return + } + + // 构建文件路径 + filePath := filepath.Join(filesDir, targetApp.FilePath) + + // 检查文件是否存在 + if _, err := os.Stat(filePath); os.IsNotExist(err) { + c.JSON(http.StatusNotFound, gin.H{"success": false, "message": "文件不存在"}) + return + } + + // 提供文件下载，设置原始文件名 + c.FileAttachment(filePath, targetApp.FileName) +} diff --git a/background/test_scripts/concurrent_load.go b/background/test_scripts/concurrent_load.go new file mode 100644 index 0000000..c46d665 --- /dev/null +++ b/background/test_scripts/concurrent_load.go @@ -0,0 +1,166 @@ +package main + +import ( + "bytes" + "fmt" + "io" + "mime/multipart" + "net/http" + "os" + "path/filepath" + "sync" + "time" +) + +const ( + baseURL = "http://localhost:6902/api" + concurrency = 10 // 并发数 +) + +// 并发上传文件 +func concurrentUploads(wg *sync.WaitGroup, filePaths []string, results chan<- string) { + defer wg.Done() + + for _, filePath := range filePaths { + // 打开文件 + file, err := os.Open(filePath) + if err != nil { + results <- fmt.Sprintf("Error opening file %s: %v", filePath, err) + continue + } + defer file.Close() + + // 创建multipart表单 + body := &bytes.Buffer{} + writer := multipart.NewWriter(body) + + // 添加name字段 + appName := filepath.Base(filePath) + writer.WriteField("name", appName) + + // 添加file字段 + part, err := writer.CreateFormFile("file", filepath.Base(filePath)) + if err != nil { + results <- fmt.Sprintf("Error creating form file %s: %v", filePath, err) + continue + } + + // 复制文件内容 + _, err = io.Copy(part, file) + if err != nil { + results <- fmt.Sprintf("Error copying file content %s: %v", filePath, err) + continue + } + + writer.Close() + + // 创建请求 + req, err := http.NewRequest("POST", baseURL+"/apps", body) + if err != nil { + results <- fmt.Sprintf("Error creating request for %s: %v", filePath, err) + continue + } + req.Header.Set("Content-Type", writer.FormDataContentType()) + + // 发送请求 + resp, err := http.DefaultClient.Do(req) + if err != nil { + results <- fmt.Sprintf("Error sending request for %s: %v", filePath, err) + continue + } + resp.Body.Close() + + if resp.StatusCode == http.StatusOK { + results <- fmt.Sprintf("Successfully uploaded %s", filePath) + } else { + results <- fmt.Sprintf("Failed to upload %s, status: %d", filePath, resp.StatusCode) + } + + // 等待一下，避免请求过于密集 + time.Sleep(50 * time.Millisecond) + } +} + +// 并发获取App列表 +func concurrentGetApps(wg *sync.WaitGroup, results chan<- string) { + defer wg.Done() + + for i := 0; i < 5; i++ { + resp, err := http.Get(baseURL + "/apps") + if err != nil { + results <- fmt.Sprintf("Error getting apps: %v", err) + continue + } + resp.Body.Close() + + if resp.StatusCode == http.StatusOK { + results <- "Successfully got apps list" + } else { + results <- fmt.Sprintf("Failed to get apps list, status: %d", resp.StatusCode) + } + + // 等待一下，避免请求过于密集 + time.Sleep(50 * time.Millisecond) + } +} + +func main() { + fmt.Println("Starting concurrent test...") + startTime := time.Now() + + // 获取测试文件列表 + testFiles := []string{ + "fake_files/empty.txt", + "fake_files/fake_file_0_4.txt", + } + + // 创建结果通道 + results := make(chan string, 100) + + // 创建WaitGroup + var wg sync.WaitGroup + + // 启动并发上传协程 + for i := 0; i < concurrency; i++ { + wg.Add(1) + go concurrentUploads(&wg, testFiles, results) + } + + // 启动并发获取App列表协程 + for i := 0; i < concurrency/2; i++ { + wg.Add(1) + go concurrentGetApps(&wg, results) + } + + // 等待所有协程完成 + wg.Wait() + close(results) + + // 打印结果 + fmt.Println("\nTest Results:") + successCount := 0 + errorCount := 0 + for result := range results { + fmt.Println(result) + if len(result) > 8 && result[:8] == "Successfully" { + successCount++ + } else { + errorCount++ + } + } + + // 打印统计信息 + totalTime := time.Since(startTime) + fmt.Printf("\nTest Statistics:") + fmt.Printf("\n- Total requests: %d", successCount+errorCount) + fmt.Printf("\n- Successful requests: %d", successCount) + fmt.Printf("\n- Failed requests: %d", errorCount) + fmt.Printf("\n- Total time: %v", totalTime) + fmt.Printf("\n- Requests per second: %.2f\n", float64(successCount+errorCount)/totalTime.Seconds()) + + if errorCount == 0 { + fmt.Println("\n✅ All concurrent requests succeeded! System is stable.") + } else { + fmt.Printf("\n❌ %d concurrent requests failed. System may have stability issues.", errorCount) + } +} \ No newline at end of file diff --git a/background/test_scripts/concurrent_load_test.go b/background/test_scripts/concurrent_load_test.go new file mode 100644 index 0000000..c46d665 --- /dev/null +++ b/background/test_scripts/concurrent_load_test.go @@ -0,0 +1,166 @@ +package main + +import ( + "bytes" + "fmt" + "io" + "mime/multipart" + "net/http" + "os" + "path/filepath" + "sync" + "time" +) + +const ( + baseURL = "http://localhost:6902/api" + concurrency = 10 // 并发数 +) + +// 并发上传文件 +func concurrentUploads(wg *sync.WaitGroup, filePaths []string, results chan<- string) { + defer wg.Done() + + for _, filePath := range filePaths { + // 打开文件 + file, err := os.Open(filePath) + if err != nil { + results <- fmt.Sprintf("Error opening file %s: %v", filePath, err) + continue + } + defer file.Close() + + // 创建multipart表单 + body := &bytes.Buffer{} + writer := multipart.NewWriter(body) + + // 添加name字段 + appName := filepath.Base(filePath) + writer.WriteField("name", appName) + + // 添加file字段 + part, err := writer.CreateFormFile("file", filepath.Base(filePath)) + if err != nil { + results <- fmt.Sprintf("Error creating form file %s: %v", filePath, err) + continue + } + + // 复制文件内容 + _, err = io.Copy(part, file) + if err != nil { + results <- fmt.Sprintf("Error copying file content %s: %v", filePath, err) + continue + } + + writer.Close() + + // 创建请求 + req, err := http.NewRequest("POST", baseURL+"/apps", body) + if err != nil { + results <- fmt.Sprintf("Error creating request for %s: %v", filePath, err) + continue + } + req.Header.Set("Content-Type", writer.FormDataContentType()) + + // 发送请求 + resp, err := http.DefaultClient.Do(req) + if err != nil { + results <- fmt.Sprintf("Error sending request for %s: %v", filePath, err) + continue + } + resp.Body.Close() + + if resp.StatusCode == http.StatusOK { + results <- fmt.Sprintf("Successfully uploaded %s", filePath) + } else { + results <- fmt.Sprintf("Failed to upload %s, status: %d", filePath, resp.StatusCode) + } + + // 等待一下，避免请求过于密集 + time.Sleep(50 * time.Millisecond) + } +} + +// 并发获取App列表 +func concurrentGetApps(wg *sync.WaitGroup, results chan<- string) { + defer wg.Done() + + for i := 0; i < 5; i++ { + resp, err := http.Get(baseURL + "/apps") + if err != nil { + results <- fmt.Sprintf("Error getting apps: %v", err) + continue + } + resp.Body.Close() + + if resp.StatusCode == http.StatusOK { + results <- "Successfully got apps list" + } else { + results <- fmt.Sprintf("Failed to get apps list, status: %d", resp.StatusCode) + } + + // 等待一下，避免请求过于密集 + time.Sleep(50 * time.Millisecond) + } +} + +func main() { + fmt.Println("Starting concurrent test...") + startTime := time.Now() + + // 获取测试文件列表 + testFiles := []string{ + "fake_files/empty.txt", + "fake_files/fake_file_0_4.txt", + } + + // 创建结果通道 + results := make(chan string, 100) + + // 创建WaitGroup + var wg sync.WaitGroup + + // 启动并发上传协程 + for i := 0; i < concurrency; i++ { + wg.Add(1) + go concurrentUploads(&wg, testFiles, results) + } + + // 启动并发获取App列表协程 + for i := 0; i < concurrency/2; i++ { + wg.Add(1) + go concurrentGetApps(&wg, results) + } + + // 等待所有协程完成 + wg.Wait() + close(results) + + // 打印结果 + fmt.Println("\nTest Results:") + successCount := 0 + errorCount := 0 + for result := range results { + fmt.Println(result) + if len(result) > 8 && result[:8] == "Successfully" { + successCount++ + } else { + errorCount++ + } + } + + // 打印统计信息 + totalTime := time.Since(startTime) + fmt.Printf("\nTest Statistics:") + fmt.Printf("\n- Total requests: %d", successCount+errorCount) + fmt.Printf("\n- Successful requests: %d", successCount) + fmt.Printf("\n- Failed requests: %d", errorCount) + fmt.Printf("\n- Total time: %v", totalTime) + fmt.Printf("\n- Requests per second: %.2f\n", float64(successCount+errorCount)/totalTime.Seconds()) + + if errorCount == 0 { + fmt.Println("\n✅ All concurrent requests succeeded! System is stable.") + } else { + fmt.Printf("\n❌ %d concurrent requests failed. System may have stability issues.", errorCount) + } +} \ No newline at end of file diff --git a/background/test_scripts/concurrent_test.go b/background/test_scripts/concurrent_test.go new file mode 100644 index 0000000..c46d665 --- /dev/null +++ b/background/test_scripts/concurrent_test.go @@ -0,0 +1,166 @@ +package main + +import ( + "bytes" + "fmt" + "io" + "mime/multipart" + "net/http" + "os" + "path/filepath" + "sync" + "time" +) + +const ( + baseURL = "http://localhost:6902/api" + concurrency = 10 // 并发数 +) + +// 并发上传文件 +func concurrentUploads(wg *sync.WaitGroup, filePaths []string, results chan<- string) { + defer wg.Done() + + for _, filePath := range filePaths { + // 打开文件 + file, err := os.Open(filePath) + if err != nil { + results <- fmt.Sprintf("Error opening file %s: %v", filePath, err) + continue + } + defer file.Close() + + // 创建multipart表单 + body := &bytes.Buffer{} + writer := multipart.NewWriter(body) + + // 添加name字段 + appName := filepath.Base(filePath) + writer.WriteField("name", appName) + + // 添加file字段 + part, err := writer.CreateFormFile("file", filepath.Base(filePath)) + if err != nil { + results <- fmt.Sprintf("Error creating form file %s: %v", filePath, err) + continue + } + + // 复制文件内容 + _, err = io.Copy(part, file) + if err != nil { + results <- fmt.Sprintf("Error copying file content %s: %v", filePath, err) + continue + } + + writer.Close() + + // 创建请求 + req, err := http.NewRequest("POST", baseURL+"/apps", body) + if err != nil { + results <- fmt.Sprintf("Error creating request for %s: %v", filePath, err) + continue + } + req.Header.Set("Content-Type", writer.FormDataContentType()) + + // 发送请求 + resp, err := http.DefaultClient.Do(req) + if err != nil { + results <- fmt.Sprintf("Error sending request for %s: %v", filePath, err) + continue + } + resp.Body.Close() + + if resp.StatusCode == http.StatusOK { + results <- fmt.Sprintf("Successfully uploaded %s", filePath) + } else { + results <- fmt.Sprintf("Failed to upload %s, status: %d", filePath, resp.StatusCode) + } + + // 等待一下，避免请求过于密集 + time.Sleep(50 * time.Millisecond) + } +} + +// 并发获取App列表 +func concurrentGetApps(wg *sync.WaitGroup, results chan<- string) { + defer wg.Done() + + for i := 0; i < 5; i++ { + resp, err := http.Get(baseURL + "/apps") + if err != nil { + results <- fmt.Sprintf("Error getting apps: %v", err) + continue + } + resp.Body.Close() + + if resp.StatusCode == http.StatusOK { + results <- "Successfully got apps list" + } else { + results <- fmt.Sprintf("Failed to get apps list, status: %d", resp.StatusCode) + } + + // 等待一下，避免请求过于密集 + time.Sleep(50 * time.Millisecond) + } +} + +func main() { + fmt.Println("Starting concurrent test...") + startTime := time.Now() + + // 获取测试文件列表 + testFiles := []string{ + "fake_files/empty.txt", + "fake_files/fake_file_0_4.txt", + } + + // 创建结果通道 + results := make(chan string, 100) + + // 创建WaitGroup + var wg sync.WaitGroup + + // 启动并发上传协程 + for i := 0; i < concurrency; i++ { + wg.Add(1) + go concurrentUploads(&wg, testFiles, results) + } + + // 启动并发获取App列表协程 + for i := 0; i < concurrency/2; i++ { + wg.Add(1) + go concurrentGetApps(&wg, results) + } + + // 等待所有协程完成 + wg.Wait() + close(results) + + // 打印结果 + fmt.Println("\nTest Results:") + successCount := 0 + errorCount := 0 + for result := range results { + fmt.Println(result) + if len(result) > 8 && result[:8] == "Successfully" { + successCount++ + } else { + errorCount++ + } + } + + // 打印统计信息 + totalTime := time.Since(startTime) + fmt.Printf("\nTest Statistics:") + fmt.Printf("\n- Total requests: %d", successCount+errorCount) + fmt.Printf("\n- Successful requests: %d", successCount) + fmt.Printf("\n- Failed requests: %d", errorCount) + fmt.Printf("\n- Total time: %v", totalTime) + fmt.Printf("\n- Requests per second: %.2f\n", float64(successCount+errorCount)/totalTime.Seconds()) + + if errorCount == 0 { + fmt.Println("\n✅ All concurrent requests succeeded! System is stable.") + } else { + fmt.Printf("\n❌ %d concurrent requests failed. System may have stability issues.", errorCount) + } +} \ No newline at end of file diff --git a/background/test_scripts/generate_fake_files.go b/background/test_scripts/generate_fake_files.go new file mode 100644 index 0000000..439e6ce --- /dev/null +++ b/background/test_scripts/generate_fake_files.go @@ -0,0 +1,68 @@ +package main + +import ( + "fmt" + "math/rand" + "os" + "path/filepath" + "time" +) + +// 生成指定大小的随机字节数据 +func generateRandomData(size int64) []byte { + data := make([]byte, size) + _, err := rand.Read(data) + if err != nil { + panic(err) + } + return data +} + +// 生成假文件 +func generateFakeFiles() { + // 确保输出目录存在 + outputDir := "fake_files" + err := os.MkdirAll(outputDir, 0755) + if err != nil { + panic(err) + } + + // 定义要生成的文件类型和大小 + fileTypes := []string{".apk", ".ipa", ".zip", ".txt", ".pdf"} + fileSizes := []int64{ + 1024, // 1KB + 1024 * 1024, // 1MB + 5 * 1024 * 1024, // 5MB + } + + // 生成文件 + for i, size := range fileSizes { + for _, ext := range fileTypes { + filename := fmt.Sprintf("fake_file_%d_%d%s", i, len(ext), ext) + filepath := filepath.Join(outputDir, filename) + data := generateRandomData(size) + err := os.WriteFile(filepath, data, 0644) + if err != nil { + panic(err) + } + fmt.Printf("Generated %s (%d bytes)\n", filepath, size) + } + } + + // 生成一个空文件 + emptyFile := filepath.Join(outputDir, "empty.txt") + err = os.WriteFile(emptyFile, []byte{}, 0644) + if err != nil { + panic(err) + } + fmt.Printf("Generated %s (0 bytes)\n", emptyFile) +} + +func main() { + // 初始化随机数生成器 + rand.Seed(time.Now().UnixNano()) + + fmt.Println("Generating fake files...") + generateFakeFiles() + fmt.Println("Fake files generated successfully!") +} \ No newline at end of file diff --git a/background/test_scripts/test_backend.go b/background/test_scripts/test_backend.go new file mode 100644 index 0000000..99a8970 --- /dev/null +++ b/background/test_scripts/test_backend.go @@ -0,0 +1,252 @@ +package main + +import ( + "bytes" + "encoding/json" + "fmt" + "io" + "io/ioutil" + "mime/multipart" + "net/http" + "os" + "path/filepath" + "strings" + "time" +) + +const ( + baseURL = "http://localhost:6902/api" +) + +// App 结构体定义 + type App struct { + ID string `json:"id"` + Name string `json:"name"` + FileName string `json:"fileName"` + Date string `json:"date"` +} + +// 获取App列表 +func getApps() ([]App, error) { + resp, err := http.Get(baseURL + "/apps") + if err != nil { + return nil, err + } + defer resp.Body.Close() + + body, err := ioutil.ReadAll(resp.Body) + if err != nil { + return nil, err + } + + var apps []App + if err := json.Unmarshal(body, &apps); err != nil { + return nil, err + } + + return apps, nil +} + +// 上传App +func uploadApp(name, filePath string) (bool, error) { + // 打开文件 + file, err := os.Open(filePath) + if err != nil { + return false, err + } + defer file.Close() + + // 创建multipart表单 + body := &bytes.Buffer{} + writer := multipart.NewWriter(body) + + // 添加name字段 + writer.WriteField("name", name) + + // 添加file字段 + part, err := writer.CreateFormFile("file", filepath.Base(filePath)) + if err != nil { + return false, err + } + + // 复制文件内容到表单 + if _, err := io.Copy(part, file); err != nil { + return false, err + } + + writer.Close() + + // 创建请求 + req, err := http.NewRequest("POST", baseURL+"/apps", body) + if err != nil { + return false, err + } + req.Header.Set("Content-Type", writer.FormDataContentType()) + + // 发送请求 + resp, err := http.DefaultClient.Do(req) + if err != nil { + return false, err + } + defer resp.Body.Close() + + // 解析响应 + respBody, err := ioutil.ReadAll(resp.Body) + if err != nil { + return false, err + } + + var response map[string]bool + if err := json.Unmarshal(respBody, &response); err != nil { + return false, err + } + + return response["success"], nil +} + +// 下载App +func downloadApp(id string) ([]byte, error) { + resp, err := http.Get(baseURL + "/apps/" + id) + if err != nil { + return nil, err + } + defer resp.Body.Close() + + if resp.StatusCode != http.StatusOK { + body, _ := ioutil.ReadAll(resp.Body) + return nil, fmt.Errorf("download failed: %s, %s", resp.Status, string(body)) + } + + return ioutil.ReadAll(resp.Body) +} + +// 测试上传和下载功能 +func testUploadDownload() error { + // 获取当前目录下的fake_files目录 + fakeFilesDir := "fake_files" + + // 读取fake_files目录下的所有文件 + files, err := ioutil.ReadDir(fakeFilesDir) + if err != nil { + return err + } + + // 上传每个文件 + for _, file := range files { + if file.IsDir() { + continue + } + + filePath := filepath.Join(fakeFilesDir, file.Name()) + appName := strings.TrimSuffix(file.Name(), filepath.Ext(file.Name())) + + fmt.Printf("Uploading %s...\n", file.Name()) + success, err := uploadApp(appName, filePath) + if err != nil { + return fmt.Errorf("failed to upload %s: %v", file.Name(), err) + } + if !success { + return fmt.Errorf("upload %s failed", file.Name()) + } + fmt.Printf("Uploaded %s successfully\n", file.Name()) + + // 等待一下，避免并发问题 + time.Sleep(100 * time.Millisecond) + } + + // 获取App列表 + apps, err := getApps() + if err != nil { + return fmt.Errorf("failed to get apps: %v", err) + } + + fmt.Printf("\nTotal %d apps uploaded:\n", len(apps)) + for _, app := range apps { + fmt.Printf("- %s (%s)\n", app.Name, app.FileName) + } + + // 测试下载第一个App + if len(apps) > 0 { + fmt.Printf("\nDownloading %s...\n", apps[0].FileName) + data, err := downloadApp(apps[0].ID) + if err != nil { + return fmt.Errorf("failed to download %s: %v", apps[0].FileName, err) + } + fmt.Printf("Downloaded %s successfully, size: %d bytes\n", apps[0].FileName, len(data)) + } + + return nil +} + +// 测试文件覆盖情况 +func testFileOverwrite() error { + // 上传同一个文件两次，测试是否会覆盖 + filePath := "fake_files/empty.txt" + appName := "Test Overwrite" + + fmt.Printf("\nTesting file overwrite...\n") + + // 第一次上传 + fmt.Printf("First upload of %s...\n", filePath) + success, err := uploadApp(appName, filePath) + if err != nil { + return fmt.Errorf("first upload failed: %v", err) + } + if !success { + return fmt.Errorf("first upload returned false") + } + + // 第二次上传 + fmt.Printf("Second upload of %s...\n", filePath) + success, err = uploadApp(appName+" 2", filePath) + if err != nil { + return fmt.Errorf("second upload failed: %v", err) + } + if !success { + return fmt.Errorf("second upload returned false") + } + + // 获取App列表，应该有两个不同ID的App，但文件名相同 + apps, err := getApps() + if err != nil { + return fmt.Errorf("failed to get apps: %v", err) + } + + fmt.Printf("\nAfter two uploads, total %d apps:\n", len(apps)) + emptyTxtApps := 0 + for _, app := range apps { + if app.FileName == "empty.txt" { + emptyTxtApps++ + fmt.Printf("- %s (%s) [ID: %s]\n", app.Name, app.FileName, app.ID) + } + } + + fmt.Printf("\nFound %d apps with filename 'empty.txt'\n", emptyTxtApps) + if emptyTxtApps != 2 { + return fmt.Errorf("expected 2 apps with filename 'empty.txt', got %d", emptyTxtApps) + } + + return nil +} + +func main() { + fmt.Println("Testing app distribution backend...") + + // 等待服务启动 + fmt.Println("\nWaiting for server to start...") + time.Sleep(2 * time.Second) + + // 测试上传下载功能 + if err := testUploadDownload(); err != nil { + fmt.Printf("Error in testUploadDownload: %v\n", err) + return + } + + // 测试文件覆盖情况 + if err := testFileOverwrite(); err != nil { + fmt.Printf("Error in testFileOverwrite: %v\n", err) + return + } + + fmt.Println("\nAll tests passed successfully!") +} \ No newline at end of file diff --git a/index.html b/index.html index 8b50442..14bbe5a 100644 --- a/index.html +++ b/index.html @@ -3,13 +3,14 @@ - 极简App分发系统 + App分发系统
-

App分发系统

+

App分发系统By拉面王

+
项目经理:Qwen3max,测试经理:Doubao-seed-1.8,开发经理:Doubao-seed-1.8,bug修复和模块整合:拉面王
diff --git a/script.js b/script.js index 7e0a63a..cad867e 100644 --- a/script.js +++ b/script.js @@ -1,6 +1,6 @@ // 配置 const ADMIN_PASSWORD = 'admin123'; // 管理员密码 -const API_BASE_URL = 'http://localhost:3000/api'; // 后端API基础URL +const API_BASE_URL = 'http://localhost:6902/api'; // 后端API基础URL // 初始化 function init() {