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configurable JWT timestamp leeway
+10
-4
+10
-4
atproto/auth/jwt.go
+10
-4
atproto/auth/jwt.go
···
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type ServiceAuthValidator struct {
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// Service DID reference for this validator: a DID with optional #-separated fragment
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Audience string
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Dir identity.Directory
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Audience string
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Dir identity.Directory
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TimestampLeeway time.Duration
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}
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type serviceAuthClaims struct {
···
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func (s *ServiceAuthValidator) Validate(ctx context.Context, tokenString string, lexMethod *syntax.NSID) (syntax.DID, error) {
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leeway := s.TimestampLeeway
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if leeway == 0 {
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leeway = 5 * time.Second
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}
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opts := []jwt.ParserOption{
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jwt.WithValidMethods(supportedAlgs),
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jwt.WithAudience(s.Audience),
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jwt.WithExpirationRequired(),
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jwt.WithIssuedAt(),
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jwt.WithLeeway(5 * time.Second), // TODO: configurable? better default?
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jwt.WithLeeway(leeway),
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}
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token, err := jwt.ParseWithClaims(tokenString, &serviceAuthClaims{}, s.fetchIssuerKeyFunc(ctx), opts...)
···
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}
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claims, ok := token.Claims.(*serviceAuthClaims)
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if !ok {
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// TODO: is this the best error here?
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// TODO: is the error message returned descriptive enough?
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return "", jwt.ErrTokenInvalidClaims
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}
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