코드

import { Injectable } from '@nestjs/common';
import { v4 as uuidv4 } from 'uuid';
import * as AWS from 'aws-sdk';

@Injectable()
export class StorageService {
  private readonly s3: AWS.S3 = new AWS.S3({
    endpoint: '<https://kr.object.ncloudstorage.com>',
    region: process.env.AWS_REGION,
    credentials: {
      accessKeyId: process.env.AWS_ACCESS_KEY_ID,
      secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY,
    },
  });
  private readonly bucketName = 'traveline';

  private generateFilename(originalname: string) {
    const extension = originalname.split('.').pop();
    const uniqueId = uuidv4();
    return `${uniqueId}.${extension}`;
  }

  async upload(file: Express.Multer.File) {
    const uploadParams = {
      Bucket: this.bucketName,
      Key: this.generateFilename(file.originalname),
      Body: file.buffer,
      ACL: 'public-read',
    };

    const result = await this.s3.upload(uploadParams).promise();

    return {
      imageUrl: result.Location,
    };
  }
}

import { Module } from '@nestjs/common';
import { StorageService } from './storage.service';

@Module({
  providers: [StorageService],
  exports: [StorageService],
})
export class StorageModule {}

new AWS.S3()

const AWS = require('aws-sdk');

const endpoint = new AWS.Endpoint('<https://kr.object.ncloudstorage.com>');
const region = 'kr-standard';
const access_key = 'ACCESS_KEY';
const secret_key = 'SECRET_KEY';

const S3 = new AWS.S3({
    endpoint,
    region,
    credentials: {
        accessKeyId : access_key,
        secretAccessKey: secret_key
    }
});

const bucket_name = 'sample-bucket';

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