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Secure configuration

Pragya Keshap answered on February 18, 2023 Popularity 3/10 Helpfulness 1/10

answer Secure configuration

Secure configuration

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package com.packtpub.microservices.ch06.attachment.controllers;

import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.model.CannedAccessControlList;
import com.amazonaws.services.s3.model.ObjectMetadata;
import com.amazonaws.services.s3.model.PutObjectRequest;
import com.packtpub.microservices.ch06.attachment.data.AttachmentRepository;
import com.packtpub.microservices.ch06.attachment.exceptions.AttachmentNotFoundException;
import com.packtpub.microservices.ch06.attachment.models.Attachment;
import com.packtpub.microservices.ch06.attachment.models.AttachmentRequest;
import org.apache.commons.codec.binary.Base64;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.*;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.List;

@RestController
public class AttachmentController {

@Autowired
private AttachmentRepository attachmentRepository;

@Autowired
private AmazonS3 s3Client;

@Value("${s3.bucket-name}")
private String bucketName;

@RequestMapping(path = "/message/{message_id}/attachments", method = RequestMethod.GET, produces = "application/json")
public List<Attachment> getAttachments(@PathVariable("message_id") String messageId) {
        List<Attachment> attachments = attachmentRepository.findByMessageId(messageId);
        if (attachments.isEmpty()) {
throw new AttachmentNotFoundException();
}
return attachments;
}

@RequestMapping(path = "/message/{message_id}/attachments", method = RequestMethod.POST, produces = "application/json")
public Attachment create(@PathVariable("message_id") String messageId, @RequestBody AttachmentRequest request) {

byte[] byteArray = Base64.decodeBase64(request.getData());

ObjectMetadata metadata = new ObjectMetadata();
metadata.setContentLength(byteArray.length);
metadata.setContentType("image/jpeg");
metadata.setCacheControl("public, max-age=31536000");
InputStream stream = new ByteArrayInputStream(byteArray);

String fullyResolved = String.format("%s/%s", messageId, request.getFileName());

s3Client.putObject(
new PutObjectRequest(bucketName, fullyResolved, stream, metadata)
                .withCannedAcl(CannedAccessControlList.PublicRead));

String url = String.format("https://%s.s3.amazonaws.com/%s", bucketName, fullyResolved);

Attachment attachment = new Attachment(messageId, url, request.getFileName(), 1);
attachmentRepository.save(attachment);
        return attachment;
}
}

Popularity 3/10 Helpfulness 1/10 Language java

Source: Grepper

Tags: configuration java

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Contributed on Feb 18 2023

Pragya Keshap

0 Answers Avg Quality 2/10

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