Recent questions tagged Amazon

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amazon s3 - Download file from AWS S3 using Python

I am trying to download a file from Amazon S3 bucket to my local using the below code but I get an error ... anyone help me on this. Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - AWS SDK for PHP: Error retrieving credentials from the instance profile metadata server

I am trying to send SNS messeges to android through web api. Downloaded and installed the SDK from http://aws. ... topic will help me a lot See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - Why can't an AWS lambda function inside a public subnet in a VPC connect to the internet?

I've followed the tutorial here to create a VPC with public and private subnets. Then I set up an AWS ... function inside the public subnet. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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928 views

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amazon s3 - Restrict access to website hosted on S3

I would like to host a static website at amazon S3, but I need to restrict access to it to certain users. ... content. Is this possible? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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722 views

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amazon web services - Is there a library for iPhone to work with HMAC-SHA-1 encoding

For all operation with Amazon services(S3, EC2, SimpleDB) You need to sign all resquest with HMAC-SHA-1 ... to search such an information. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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776 views

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amazon s3 - Backup AWS Dynamodb to S3

It has been suggested on Amazon docs http://aws.amazon.com/dynamodb/ among other places, that you can ... samples, corrections are appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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860 views

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amazon web services - How do I add python libraries to an AWS lambda function for Alexa?

I was following the tutorial to create an Alexa app using Python: Python Alexa Tutorial I was able to ... install locally on my machine? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - Difference between upload() and putObject() for uploading a file to S3?

In the aws-sdk's S3 class, what is the difference between upload() and putObject()? They seem to do the same ... I prefer one over the other? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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936 views

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amazon web services - AWS S3 CLI - Could not connect to the endpoint URL

$ aws s3 ls Could not connect to the endpoint URL: "https://s3.us-east-1a.amazonaws.com/" What could be the problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - Pagination with DynamoDBMapper Java AWS SDK

From the API docs dynamo db does support pagination for scan and query operations. The catch here is to set the ... of results in this case. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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amazon web services - How to use auto increment for primary key id in dynamodb

I am new to dynamodb. I want to auto increment id value when I use putitem with dynamodb. Is possible to do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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770 views

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amazon web services - AWS Lambda import module error in python

I am creating a AWS Lambda python deployment package. I am using one external dependency requests . I installed the ... me to debug the error. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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789 views

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amazon web services - Export data from DynamoDB

Is it possible to export data from DynamoDB table in some format? The concrete use case is that I want to ... as a local instance of DynamoDB. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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916 views

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amazon web services - 401 return from an API Gateway Custom Authorizer is missing 'Access-Control-Allow-Origin' header

In order to prevent users who have not logged in to call my lambda function through the AWS API Gateway, I' ... aware of any possible solution? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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613 views

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amazon s3 - Difference between object tags and object metadata?

I'm looking for a way to include small pieces of data (from my server) with objects during the upload ... more appropriate for this situation? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - How do I delete a versioned bucket in AWS S3 using the CLI?

I have tried both s3cmd: $ s3cmd -r -f -v del s3://my-versioned-bucket/ And the AWS CLI: $ aws s3 rm ... and requires me to keep my laptop on? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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640 views

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amazon web services - How do I set up cloud-init on custom AMIs in AWS? (CentOS)

Defining userdata for instances in AWS seems really useful for doing all kinds of bootstrap-type actions. Unfortunately, ... I get it working? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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871 views

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amazon web services - can AWS Lambda connect to RDS mySQL database and update the database?

I am trying to connect AWS Lambda function to RDS mysql database. I just wanted to update the database from my ... } context.succeed(); }; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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763 views

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amazon web services - get last modified object from S3 CLI

I have a use case where I programmatically bring up an EC2 instance, copy and executable file from S3, run it and ... S3 bucket using the CLI ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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727 views

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amazon web services - Node.js maxing out at 1000 concurrent connections

We're benchmarking node performance using a simple Hello World node server on AWS (EC2). No matter what size ... system) are set to 65096) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.5k views

1 answer

amazon s3 - Getting Access Denied when calling the PutObject operation with bucket-level permission

I followed the example on http://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_examples.html#iam-policy-example ... to my bucket? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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880 views

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amazon ec2 - SSH to AWS Instance without key pairs

1: Is there a way to log in to an AWS instance without using key pairs? I want to set up ... different domains pointing to separate directories? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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651 views

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amazon s3 - Should I persist images on EBS or S3?

I am migrating my Java,Tomcat, Mysql server to AWS EC2. I have already attached EBS volume for storing MySql ... happy if you guide. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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836 views

1 answer

amazon web services - Add EBS to Ubuntu EC2 Instance

I'm having problem connecting EBS volume to my Ubuntu EC2 Instance. Here's what I did: From the Amazon AWS ... I attach it to a instance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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667 views

1 answer

amazon web services - Add or remove an entry from a List type attribute in a DynamoDB table item

I have a very simple class, with a string type primary key and List type attributes. I want to write an API ... do this via DynamoDB java API? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

amazon web services - Include custom fonts in AWS Lambda

Does Anyone know something like ebextensions[2] in EC2 for AWS Lambda? The goal is to install custom fonts in the ... on my AWS EC2 instance? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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681 views

1 answer

amazon web services - AWS S3 gracefully handle 403 after getSignedUrl expired

I'm trying to gracefully handle the 403 when visiting an S3 resource via an expired URL. Currently it ... help would be greatly appreciated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

amazon web services - AWS Cognito Swift credentials provider "logins is deprecated: Use AWSIdentityProviderManager"

Im trying to allow users to sign up with my app using facebook and Amazon Cognito. I found previous documentation ... didnt seem to help much See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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