98 lines
2.6 KiB
Go
98 lines
2.6 KiB
Go
// internal/middleware/jwt.go
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package middleware
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import (
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"errors"
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"feedsystem_video_go/internal/account"
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"feedsystem_video_go/internal/auth"
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)
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// JWTAuth check jwt token and ensure it matches the currently stored token.
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func JWTAuth(accountRepo *account.AccountRepository) gin.HandlerFunc {
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return func(c *gin.Context) {
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "missing authorization header"})
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return
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}
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parts := strings.SplitN(authHeader, " ", 2)
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if len(parts) != 2 || !strings.EqualFold(parts[0], "Bearer") {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "invalid authorization header"})
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return
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}
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tokenString := parts[1]
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claims, err := auth.ParseToken(tokenString)
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if err != nil {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "invalid or expired token"})
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return
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}
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accountInfo, err := accountRepo.FindByID(c.Request.Context(), claims.AccountID)
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if err != nil || accountInfo.Token == "" || accountInfo.Token != tokenString {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "token has been revoked"})
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return
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}
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c.Set("accountID", claims.AccountID)
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c.Set("username", claims.Username)
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c.Next()
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}
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}
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func SoftJWTAuth(accountRepo *account.AccountRepository) gin.HandlerFunc {
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return func(c *gin.Context) {
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.Next()
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return
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}
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parts := strings.SplitN(authHeader, " ", 2)
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if len(parts) != 2 || !strings.EqualFold(parts[0], "Bearer") {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "invalid authorization header"})
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return
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}
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tokenString := parts[1]
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claims, err := auth.ParseToken(tokenString)
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if err != nil {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "invalid or expired token"})
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return
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}
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accountInfo, err := accountRepo.FindByID(c.Request.Context(), claims.AccountID)
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if err != nil || accountInfo.Token == "" || accountInfo.Token != tokenString {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "token has been revoked"})
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return
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}
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c.Set("accountID", claims.AccountID)
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c.Set("username", claims.Username)
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c.Next()
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}
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}
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func GetAccountID(c *gin.Context) (uint, error) {
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uidValue, exists := c.Get("accountID")
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if !exists {
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return 0, errors.New("accountID not found")
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}
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accountID, ok := uidValue.(uint)
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if !ok {
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return 0, errors.New("accountID has invalid type")
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}
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return accountID, nil
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}
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