Examples of com.amazonaws.services.s3.model.CryptoStorageMode.ObjectMetadata

Package com.amazonaws.services.s3.model.CryptoStorageMode

Examples of com.amazonaws.services.s3.model.CryptoStorageMode.ObjectMetadata

com.amazonaws.services.s3.model.CryptoStorageMode.ObjectMetadata
S3 HTTP response handler that knows how to pull S3 object content and metadata out of an HTTP response and unmarshall it into an S3Object object.

        appendUserAgent(req, USER_AGENT);
        // Generate a one-time use symmetric key and initialize a cipher to
        // encrypt object data
        ContentCryptoMaterial cekMaterial = createContentCryptoMaterial(req);
        if (cryptoConfig.getStorageMode() == ObjectMetadata) {
            ObjectMetadata metadata = req.getObjectMetadata();
            if (metadata == null)
                metadata = new ObjectMetadata();
            // Store encryption info in metadata
            req.setObjectMetadata(updateMetadataWithContentCryptoMaterial(
                    metadata, null, cekMaterial));
        }
        InitiateMultipartUploadResult result = s3.initiateMultipartUpload(req);

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    }


    protected final ObjectMetadata updateMetadataWithContentCryptoMaterial(
            ObjectMetadata metadata, File file, ContentCryptoMaterial instruction) {
        if (metadata == null) 
            metadata = new ObjectMetadata();
        if (file != null) {
            Mimetypes mimetypes = Mimetypes.getInstance();
            metadata.setContentType(mimetypes.getMimetype(file));
        }
        return instruction.toObjectMetadata(metadata, cryptoConfig.getCryptoMode());

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     * cipher, and configured with some meta data and user metadata.
     */
    protected final PutObjectRequest wrapWithCipher(
            PutObjectRequest request, ContentCryptoMaterial cekMaterial) {
        // Create a new metadata object if there is no metadata already.
        ObjectMetadata metadata = request.getMetadata();
        if (metadata == null) {
            metadata = new ObjectMetadata();
        }


        // Record the original Content MD5, if present, for the unencrypted data
        if (metadata.getContentMD5() != null) {
            metadata.addUserMetadata(Headers.UNENCRYPTED_CONTENT_MD5,
                    metadata.getContentMD5());
        }


        // Removes the original content MD5 if present from the meta data.
        metadata.setContentMD5(null);


        // Record the original, unencrypted content-length so it can be accessed
        // later
        final long plaintextLength = plaintextLength(request, metadata);
        if (plaintextLength >= 0) {
            metadata.addUserMetadata(Headers.UNENCRYPTED_CONTENT_LENGTH,
                    Long.toString(plaintextLength));
            // Put the ciphertext length in the metadata
            metadata.setContentLength(ciphertextLength(plaintextLength));
        }
        request.setMetadata(metadata);
        request.setInputStream(newS3CipherLiteInputStream(
            request, cekMaterial, plaintextLength));
        // Treat all encryption requests as input stream upload requests, not as

View Full Code Here

     */
    protected final PutObjectRequest updateInstructionPutRequest(
            PutObjectRequest req, ContentCryptoMaterial cekMaterial) {
        byte[] bytes =  cekMaterial.toJsonString(cryptoConfig.getCryptoMode())
                                   .getBytes(UTF8);
        ObjectMetadata metadata = req.getMetadata();
        if (metadata == null) {
            metadata = new ObjectMetadata();
            req.setMetadata(metadata);
        }
        // Set the content-length of the upload
        metadata.setContentLength(bytes.length);
        // Set the crypto instruction file header
        metadata.addUserMetadata(Headers.CRYPTO_INSTRUCTION_FILE, "");
        // Update the instruction request
        req.setMetadata(metadata);
        req.setInputStream(new ByteArrayInputStream(bytes));
        // the file attribute in the request is always null before calling this
        // routine

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    protected final PutObjectRequest createInstructionPutRequest(
            String bucketName, String key, ContentCryptoMaterial cekMaterial) {
        byte[] bytes = cekMaterial.toJsonString(cryptoConfig.getCryptoMode())
                                  .getBytes(UTF8);
        InputStream is = new ByteArrayInputStream(bytes);
        ObjectMetadata metadata = new ObjectMetadata();
        metadata.setContentLength(bytes.length);
        metadata.addUserMetadata(Headers.CRYPTO_INSTRUCTION_FILE, "");
        InstructionFileId ifileId = new S3ObjectId(bucketName, key)
                .instructionFileId();
        return new PutObjectRequest(ifileId.getBucket(), ifileId.getKey(),
            is, metadata);
    }

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        appendUserAgent(req, USER_AGENT);
        // Generate a one-time use symmetric key and initialize a cipher to
        // encrypt object data
        ContentCryptoMaterial cekMaterial = createContentCryptoMaterial(req);
        if (cryptoConfig.getStorageMode() == ObjectMetadata) {
            ObjectMetadata metadata = req.getObjectMetadata();
            if (metadata == null)
                metadata = new ObjectMetadata();
            // Store encryption info in metadata
            req.setObjectMetadata(updateMetadataWithContentCryptoMaterial(
                    metadata, null, cekMaterial));
        }
        InitiateMultipartUploadResult result = s3.initiateMultipartUpload(req);

View Full Code Here

            }
            // Encrypt the envelope symmetric key
            byte[] encryptedEnvelopeSymmetricKey = getEncryptedSymmetricKey(envelopeSymmetricKey, encryptionMaterials, cryptoConfig.getCryptoProvider());


            // Store encryption info in metadata
            ObjectMetadata metadata = EncryptionUtils.updateMetadataWithEncryptionInfo(initiateMultipartUploadRequest, encryptedEnvelopeSymmetricKey, symmetricCipher, encryptionMaterials.getMaterialsDescription());


            // Update the request's metadata to the updated metadata
            initiateMultipartUploadRequest.setObjectMetadata(metadata);
        }

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        appendUserAgent(req, USER_AGENT);
        // Generate a one-time use symmetric key and initialize a cipher to
        // encrypt object data
        ContentCryptoMaterial cekMaterial = createContentCryptoMaterial(req);
        if (cryptoConfig.getStorageMode() == ObjectMetadata) {
            ObjectMetadata metadata = req.getObjectMetadata();
            if (metadata == null)
                metadata = new ObjectMetadata();
            // Store encryption info in metadata
            req.setObjectMetadata(updateMetadataWithContentCryptoMaterial(
                    metadata, null, cekMaterial));
        }
        InitiateMultipartUploadResult result = s3.initiateMultipartUpload(req);

View Full Code Here

    }


    protected final ObjectMetadata updateMetadataWithContentCryptoMaterial(
            ObjectMetadata metadata, File file, ContentCryptoMaterial instruction) {
        if (metadata == null) 
            metadata = new ObjectMetadata();
        if (file != null) {
            Mimetypes mimetypes = Mimetypes.getInstance();
            metadata.setContentType(mimetypes.getMimetype(file));
        }
        return instruction.toObjectMetadata(metadata, cryptoConfig.getCryptoMode());

View Full Code Here

     * cipher, and configured with some meta data and user metadata.
     */
    protected final PutObjectRequest wrapWithCipher(
            PutObjectRequest request, ContentCryptoMaterial cekMaterial) {
        // Create a new metadata object if there is no metadata already.
        ObjectMetadata metadata = request.getMetadata();
        if (metadata == null) {
            metadata = new ObjectMetadata();
        }


        // Record the original Content MD5, if present, for the unencrypted data
        if (metadata.getContentMD5() != null) {
            metadata.addUserMetadata(Headers.UNENCRYPTED_CONTENT_MD5,
                    metadata.getContentMD5());
        }


        // Removes the original content MD5 if present from the meta data.
        metadata.setContentMD5(null);


        // Record the original, unencrypted content-length so it can be accessed
        // later
        final long plaintextLength = plaintextLength(request, metadata);
        if (plaintextLength >= 0) {
            metadata.addUserMetadata(Headers.UNENCRYPTED_CONTENT_LENGTH,
                    Long.toString(plaintextLength));
            // Put the ciphertext length in the metadata
            metadata.setContentLength(ciphertextLength(plaintextLength));
        }
        request.setMetadata(metadata);
        request.setInputStream(newS3CipherLiteInputStream(
            request, cekMaterial, plaintextLength));
        // Treat all encryption requests as input stream upload requests, not as

View Full Code Here

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