vue2使用elementui组件将图片从前端上传至阿里云oss

vue2使用elementui组件将图片从前端上传至阿里云oss

前端代码

<template>
    <div>
        <el-upload class="avatar-uploader" 
        action="/api/upload" //这里是必选参数，上传的地址
        :headers="headers"
        name="image"
        :show-file-list="false"
        :on-success="handleAvatarSuccess" 
        :before-upload="beforeAvatarUpload">
            
        <img v-if="imageUrl" :src="imageUrl" class="avatar">
            
        <i v-else class="el-icon-plus avatar-uploader-icon"></i>
        </el-upload>
    </div>
</template>

<script>
import {
   
    getToken } from '@/utils/token';
// import { upload } from '@/utils/upload';
const options = {
   
   
    computed: {
   
   

    },
    mounted() {
   
   



    },
    methods: {
   
   
        handleAvatarSuccess(res, file) {
   
   
            this.imageUrl = URL.createObjectURL(file.raw);
        },
        beforeAvatarUpload(file) {
   
   
            const isJPG = file.type === 'image/jpeg';
            const isLt2M = file.size / 1024 / 1024 < 2;

            if (!isJPG) {
   
   
                this.$message.error('上传头像图片只能是 JPG 格式!');
            }
            if (!isLt2M) {
   
   
                this.$message.error('上传头像图片大小不能超过 2MB!');
            }
            return isJPG && isLt2M;
        }

    },
    data() {
   
   
        return {
   
   
            imageUrl: '',
            headers:{