Files
Charon/backend/internal/api/middleware/optional_auth.go

51 lines
964 B
Go

package middleware
import (
"github.com/Wikid82/charon/backend/internal/services"
"github.com/gin-gonic/gin"
)
// OptionalAuth applies best-effort authentication for downstream middleware without blocking requests.
func OptionalAuth(authService *services.AuthService) gin.HandlerFunc {
return func(c *gin.Context) {
if authService == nil {
c.Next()
return
}
if bypass, exists := c.Get("emergency_bypass"); exists {
if bypassActive, ok := bypass.(bool); ok && bypassActive {
c.Next()
return
}
}
if _, exists := c.Get("role"); exists {
c.Next()
return
}
tokenString, ok := extractAuthToken(c)
if !ok {
c.Next()
return
}
claims, err := authService.ValidateToken(tokenString)
if err != nil {
c.Next()
return
}
user, err := authService.GetUserByID(claims.UserID)
if err != nil || !user.Enabled {
c.Next()
return
}
c.Set("userID", user.ID)
c.Set("role", user.Role)
c.Next()
}
}