Barbecued Pork Spareribs With Cucumber Potato Salad

2 pound tiny new golden potatoes ½ teaspoon salt ¼ cup thinly sliced green onions 2 tablespoon salad oil 2 tablespoon rice vinegar 1 tablespoon toasted sesame oil 1 clove garlic, minced ½ salt ¼ sugar ¼ crushed red pepper 1 medium cucumber, seeded and cut into bite-size pieces