65 lines
1.7 KiB
Go
65 lines
1.7 KiB
Go
package handlers
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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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"github.com/kazier/backend/pkg/api"
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"github.com/kazier/backend/pkg/auth"
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"github.com/kazier/backend/repository"
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)
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const (
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UserIDKey = "user_id"
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DeviceIDKey = "device_id"
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)
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// Auth issues/verifies device bearer tokens; set once at startup (cmd/server).
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var Auth *auth.Manager
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// RequireAuth authenticates the bearer paseto token. Le subject (user_id)
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// autorise — c'est la clé de scoping de toutes les ressources ; device_id est
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// porté (non autorisant) pour l'idempotence outbox et les jobs OCR. Le compte
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// doit encore exister (cf. docs/api-v1.md §2).
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func RequireAuth(c *gin.Context) {
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header := c.GetHeader("Authorization")
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token, found := strings.CutPrefix(header, "Bearer ")
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if Auth == nil || !found || token == "" {
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api.Error(c, http.StatusUnauthorized, "UNAUTHORIZED", "missing bearer token")
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c.Abort()
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return
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}
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identity, err := Auth.Verify(token)
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if err != nil {
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api.Error(c, http.StatusUnauthorized, "UNAUTHORIZED", "invalid or expired token")
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c.Abort()
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return
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}
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// Le store peut être nil dans les tests middleware purs ; sinon on vérifie
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// que le compte existe toujours (supprimé → accès refusé).
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if Store != nil && Store.Repository != nil {
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_, err := Store.Repository.Users.GetByID(identity.UserID)
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if errors.Is(err, repository.ErrNotFound) {
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api.Error(c, http.StatusUnauthorized, "UNAUTHORIZED", "account no longer exists")
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c.Abort()
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return
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}
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if err != nil {
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api.Error(c, http.StatusInternalServerError, "INTERNAL", "could not load account")
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c.Abort()
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return
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}
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}
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c.Set(UserIDKey, identity.UserID)
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c.Set(DeviceIDKey, identity.DeviceID)
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c.Next()
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}
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