add login
This commit is contained in:
204
backend/main.go
204
backend/main.go
@ -8,18 +8,27 @@ import (
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"net/http"
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"os"
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"path/filepath"
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"strings"
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"time"
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"github.com/dgrijalva/jwt-go"
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_ "github.com/mattn/go-sqlite3"
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"golang.org/x/crypto/bcrypt"
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"gopkg.in/yaml.v2"
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)
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type Config struct {
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Server struct {
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Port string `yaml:"port"`
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Port string `yaml:"port"`
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SecretKey string `yaml:"secret_key"`
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} `yaml:"server"`
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Database struct {
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Path string `yaml:"path"`
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} `yaml:"database"`
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Admin struct {
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Username string `yaml:"username"`
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Password string `yaml:"password"`
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} `yaml:"admin"`
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}
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type Site struct {
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@ -28,13 +37,28 @@ type Site struct {
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URL string `json:"url"`
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Icon string `json:"icon,omitempty"`
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Category string `json:"category"`
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Order int `json:"order"` // 新增排序字段
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}
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var db *sql.DB
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type Credentials struct {
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Username string `json:"username"`
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Password string `json:"password"`
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}
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type Claims struct {
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Username string `json:"username"`
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jwt.StandardClaims
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}
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var (
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db *sql.DB
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config *Config
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)
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func main() {
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// 加载配置
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config, err := loadConfig("config/config.yaml")
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var err error
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config, err = loadConfig("config/config.yaml")
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if err != nil {
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log.Fatalf("Error loading config: %v", err)
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}
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@ -47,9 +71,13 @@ func main() {
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defer db.Close()
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// 设置路由
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http.HandleFunc("/api/login", loginHandler)
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http.HandleFunc("/api/sites", sitesHandler)
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http.HandleFunc("/api/add", addSiteHandler)
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http.HandleFunc("/api/delete", deleteSiteHandler)
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http.HandleFunc("/api/sites/order", authMiddleware(updateSitesOrderHandler))
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http.HandleFunc("/api/sites/add", authMiddleware(addSiteHandler))
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http.HandleFunc("/api/sites/delete", authMiddleware(deleteSiteHandler))
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http.HandleFunc("/api/export", authMiddleware(exportHandler))
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http.HandleFunc("/api/import", authMiddleware(importHandler))
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// 静态文件服务
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fs := http.FileServer(http.Dir("../frontend"))
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@ -61,7 +89,7 @@ func main() {
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}
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func loadConfig(path string) (*Config, error) {
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config := &Config{}
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cfg := &Config{}
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file, err := os.Open(path)
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if err != nil {
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return nil, err
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@ -69,16 +97,15 @@ func loadConfig(path string) (*Config, error) {
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defer file.Close()
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d := yaml.NewDecoder(file)
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if err := d.Decode(&config); err != nil {
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if err := d.Decode(&cfg); err != nil {
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return nil, err
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}
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return config, nil
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return cfg, nil
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}
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func initDB(dbPath string) error {
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var err error
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// 确保数据库目录存在
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os.MkdirAll(filepath.Dir(dbPath), 0755)
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db, err = sql.Open("sqlite3", dbPath)
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@ -92,22 +119,110 @@ func initDB(dbPath string) error {
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name TEXT NOT NULL,
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url TEXT NOT NULL,
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icon TEXT,
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category TEXT NOT NULL
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category TEXT NOT NULL,
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sort_order INTEGER DEFAULT 0
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)`)
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return err
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if err != nil {
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return err
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}
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// 创建管理员表
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_, err = db.Exec(`CREATE TABLE IF NOT EXISTS admin_users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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username TEXT UNIQUE NOT NULL,
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password TEXT NOT NULL
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)`)
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if err != nil {
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return err
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}
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// 初始化管理员账户
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hashedPassword, _ := bcrypt.GenerateFromPassword([]byte(config.Admin.Password), bcrypt.DefaultCost)
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db.Exec("INSERT OR IGNORE INTO admin_users (username, password) VALUES (?, ?)",
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config.Admin.Username, string(hashedPassword))
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return nil
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}
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func sitesHandler(w http.ResponseWriter, r *http.Request) {
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switch r.Method {
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case "GET":
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getSites(w, r)
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default:
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func loginHandler(w http.ResponseWriter, r *http.Request) {
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if r.Method != "POST" {
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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return
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}
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var creds Credentials
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if err := json.NewDecoder(r.Body).Decode(&creds); err != nil {
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http.Error(w, "Bad request", http.StatusBadRequest)
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return
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}
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// 验证用户
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var storedPassword string
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err := db.QueryRow("SELECT password FROM admin_users WHERE username = ?", creds.Username).Scan(&storedPassword)
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if err != nil {
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http.Error(w, "Invalid credentials", http.StatusUnauthorized)
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return
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}
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if err := bcrypt.CompareHashAndPassword([]byte(storedPassword), []byte(creds.Password)); err != nil {
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http.Error(w, "Invalid credentials", http.StatusUnauthorized)
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return
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}
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// 创建JWT令牌
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expirationTime := time.Now().Add(24 * time.Hour)
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claims := &Claims{
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Username: creds.Username,
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StandardClaims: jwt.StandardClaims{
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ExpiresAt: expirationTime.Unix(),
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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tokenString, err := token.SignedString([]byte(config.Server.SecretKey))
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if err != nil {
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http.Error(w, "Error generating token", http.StatusInternalServerError)
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return
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}
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// 返回令牌
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(map[string]string{
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"token": tokenString,
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})
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}
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func authMiddleware(next http.HandlerFunc) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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authHeader := r.Header.Get("Authorization")
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if authHeader == "" {
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http.Error(w, "Authorization header required", http.StatusUnauthorized)
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return
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}
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tokenString := strings.TrimPrefix(authHeader, "Bearer ")
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claims := &Claims{}
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token, err := jwt.ParseWithClaims(tokenString, claims, func(token *jwt.Token) (interface{}, error) {
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return []byte(config.Server.SecretKey), nil
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})
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if err != nil || !token.Valid {
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http.Error(w, "Invalid token", http.StatusUnauthorized)
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return
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}
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next(w, r)
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}
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}
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func getSites(w http.ResponseWriter, r *http.Request) {
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rows, err := db.Query("SELECT id, name, url, icon, category FROM sites")
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func sitesHandler(w http.ResponseWriter, r *http.Request) {
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if r.Method != "GET" {
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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return
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}
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rows, err := db.Query("SELECT id, name, url, icon, category, sort_order FROM sites ORDER BY category, sort_order, name")
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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@ -117,7 +232,7 @@ func getSites(w http.ResponseWriter, r *http.Request) {
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var sites []Site
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for rows.Next() {
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var s Site
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if err := rows.Scan(&s.ID, &s.Name, &s.URL, &s.Icon, &s.Category); err != nil {
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if err := rows.Scan(&s.ID, &s.Name, &s.URL, &s.Icon, &s.Category, &s.Order); err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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@ -128,60 +243,39 @@ func getSites(w http.ResponseWriter, r *http.Request) {
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json.NewEncoder(w).Encode(sites)
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}
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func addSiteHandler(w http.ResponseWriter, r *http.Request) {
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func updateSitesOrderHandler(w http.ResponseWriter, r *http.Request) {
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if r.Method != "POST" {
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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return
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}
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var s Site
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if err := json.NewDecoder(r.Body).Decode(&s); err != nil {
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var sites []Site
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if err := json.NewDecoder(r.Body).Decode(&sites); err != nil {
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http.Error(w, err.Error(), http.StatusBadRequest)
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return
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}
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// 验证数据
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if s.Name == "" || s.URL == "" || s.Category == "" {
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http.Error(w, "Name, URL and Category are required", http.StatusBadRequest)
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return
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}
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// 插入数据库
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res, err := db.Exec("INSERT INTO sites (name, url, icon, category) VALUES (?, ?, ?, ?)",
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s.Name, s.URL, s.Icon, s.Category)
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tx, err := db.Begin()
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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id, _ := res.LastInsertId()
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s.ID = int(id)
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusCreated)
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json.NewEncoder(w).Encode(s)
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}
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func deleteSiteHandler(w http.ResponseWriter, r *http.Request) {
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if r.Method != "POST" {
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http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
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return
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for _, site := range sites {
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_, err = tx.Exec("UPDATE sites SET sort_order = ? WHERE id = ?", site.Order, site.ID)
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if err != nil {
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tx.Rollback()
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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}
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var request struct {
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ID int `json:"id"`
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}
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if err := json.NewDecoder(r.Body).Decode(&request); err != nil {
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http.Error(w, err.Error(), http.StatusBadRequest)
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return
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}
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_, err := db.Exec("DELETE FROM sites WHERE id = ?", request.ID)
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if err != nil {
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if err := tx.Commit(); err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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w.WriteHeader(http.StatusOK)
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fmt.Fprint(w, `{"status": "success"}`)
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}
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}
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// 其他处理函数(addSiteHandler, deleteSiteHandler等)保持不变...
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