try {
const headObject = await s3.headObject(params).promise();
const fileSize = headObject.ContentLength;
const readStream = await s3.getObject(params).promise()//.createReadStream();
console.log(readStream)
//const fileContent = readStream.Body.toString('utf-8');
// Set headers for the response
const headers = {
//'Content-Length': fileContent,
'Content-Type': 'application/pdf',
//'Content-Disposition': attachment; filename=${key},
'Accept': 'application/pdf' //'application/octet-stream'
};
const imageBuffer = Buffer.from(readStream.Body);
const imageBase64 = await base64.fromByteArray(imageBuffer).toString('utf-8');
console.log(imageBase64)
const response={
statusCode: 200,
headers,
body: imageBase64//readStream//.toString("base64"),
//isBase64Encoded: true,
};
//const str = await response.body.transformToString();
//console.log(response)
return response
// Pipe the S3 object stream to the response
//readStream.pipe(callback.response);
} catch (error) {
console.error(error);
// callback(error);
}
};
exports.handler=handle
AWS 官方已更新 1 年前