I extended a ModelAdmin with a custom field "Download file", which is a link to a URL in my Django project, like: http://www.myproject.com/downloads/1 There, I want to serve a file which is stored in a S3-bucket. The files in the bucket are not public readable, and the user may not have direct access to it. Now I want to avoid that ...
What is the easiest way to use the Amazon Product API on the Google App Engine? How do you work around the socket limitations of Google App Engine? ...
I am facing some questions when trying to design an S3 application using ASP.NET MVC and trying to stay HIPAA compliant. My initial plan was to require an SSL connection to my web server, encrypt the images on my server, then send them to s3 using my private keys. Here's my obvious concerns: You cannot store unencrypted images in any...
I'm designing a service for sending out emails for our eCommerce site (order confirmations, alerts etc...) The plan is to have a "SendEmail" method, that generates a chunk of XML representing the email to be sent, and sticks it on an Amazon SQS queue. My web app(s) and other applications will use this to "send" emails. I then require a...
I know about increasing, but is there a way reduce the size of an EBS volume? Like I've put effort into my AMI but soon realized it's way to big for my needs. It's a windows 2008 instance. ...
Is there a list of pros-cons for deploying a PHP application on the cloud for AWS or Azure? Which factors would make AWS a better choice over Azure and Vice-versa? If anyone has chosen to use, either one instead of the other for a number or reasons I would really want to know why. ...
If I have a domain that I wish to serve "naked" eg http://examp.le/, and efficiently with a CDN, what are my options? The issue is that the CDNs I looked at all want you to use a CNAME so that they can do geo ip lookup. CNAMES are not meant to be served at the same level as other records, and this apparently breaks some dns resolvers. Y...
I am using Boto library to write scripts for automating our jobs on AWS. My script actually starts a hadoop cluster using cloudera scripts and then does some customization. I am having a problem with retries. Seems like very command in my script fails once couple of days. I started adding retry to all the commands, but then the code is v...
A. In our application, most of the data we work with is stored as free text .i.e. there is no categorization done as of now. We are using openNLP libraries to make sense of the data(extract keywords/classify) and do a query to Amazon web services to pull the results of the query. We use searchindex=All and keywords=. Results are not ...
We are running Hadoop on Amazon EC2 cluster. We start the master, slaves and attach the ebs volumes and finally waiting for hadoop jobtracker, tasktracker etc to start and we have timeout of 3600 seconds. We are noticing 50% of the time that job tracker is not able to start before the timeout. Reason being, hdfs is not initialized proper...
Getting the following error message from https://mws.amazonservices.com/: <Type>Sender</Type> <Code>SignatureDoesNotMatch</Code> − <Message> The request signature we calculated does not match the signature you provided. Check your AWS Secret Access Key and signing method. Consult the service documentation for details. </Message> Here ...
I'm sending files to my S3 bucket that are basically gzipped database dumps. They keys are a human readable date ("2010-05-04.dump"), and along with that, I'm setting a metadata field to the UNIX time of the dump. I want to write a script that retrieve the latest dump from the bucket. That is to say I want the the key with the largest u...
I am working on a Silverlight application that is supposed to work with dtaa provided by the Amazon Services. I'd like to make a search field that provides Google-like autocompletion. I have the basic idea behind that, but I need to know whether the Amazon API could return a list of books based on a few characters entered in the search f...
When I select a running EC2 instance and click the "instance actions" pull-down, the option to bundle the image to an S3 bucket is grayed out. Why would this be? See here: http://skitch.com/eoligarry/dnr7n/aws-management-console I am signed up for S3, and this is not a windows instance. ...
Hello. I currently use the following code to retrieve and decompress string data from Amazon C#: GetObjectRequest getObjectRequest = new GetObjectRequest().WithBucketName(bucketName).WithKey(key); using (S3Response getObjectResponse = client.GetObject(getObjectRequest)) { using (Stream s = getObjectResponse.ResponseStream) ...
I'm using S3 in this application for uploaded files, as Heroku has a read-only filesystem. How can I give my s3.yml to Heroku, but avoid checking it into the main repository? ...
I cannot SSH into my instance - Operation timed out. What could be the reasons why, and what can I do to resolve it? Rebooting normally takes a long time to take effect, and might just makes things worst UPDATE: It is not about permissions - i can log in normally just fine. I suspect it might be because of memory issues ...
Hi, We are launching hadoop cluster on amazon ec2 and recently we are having network issues like master unable to connect to slave. We thought the reason is due to amazon throttling the network connections over a limit. So, we tried to establish a connection after a random delay from each slave node. But, that didn't help. Are there an...
Hi , Am doing one project , For that my client asked amazon payment gateway , So now i started exploring amazon payment gateway , This is the first time am looking the amazon payment gateway , I have registered in amazon , Please tell me PHP CODE snippet for amazon payment gateway , Thanks ...
Hi all, I know from communication with Mechanical Turk workers that there is a way to limit the number of HITs a specific worker can complete, but I cant figure out how to do it. Any help would be greatly appreciated! ...