"time"

	"github.com/minio/minio/internal/arn"
	"github.com/minio/minio/internal/config"
	"github.com/minio/minio/internal/logger"
	"github.com/minio/pkg/v3/env"
	xnet "github.com/minio/pkg/v3/net"
)

func authNLogIf(ctx context.Context, err error) {
	logger.LogIf(ctx, "authN", err)
}

// Authentication Plugin config and env variables
const (
	URL        = "url"
	AuthToken  = "auth_token"
	RolePolicy = "role_policy"

)

// Get request authentication type.
func getRequestAuthType(r *http.Request) (at authType) {
	if r.URL != nil {
		var err error
		r.Form, err = url.ParseQuery(r.URL.RawQuery)
		if err != nil {
			authNLogIf(r.Context(), err)
			return authTypeUnknown
		}
	}
	if isRequestSignatureV2(r) {
		return authTypeSignedV2
	} else if isRequestPresignedSignatureV2(r) {
		return authTypePresignedV2