private static RetryableException errorExecuting(final ShenyuRequest request, final IOException cause) {
        return new RetryableException(
                format("%s executing %s %s", cause.getMessage(), request.getHttpMethod(), request.getUrl()),
                cause,
                null,
                request);
    }
Init client.

@param props the props
shenyu-sdk/shenyu-sdk-core/src/main/java/org/apache/shenyu/sdk/core/client/AbstractShenyuSdkClient.java