S3 returns a 403 instead of a 404 when the user doesn’t have permission to list the bucket contents. If you query for an object and receive a 404, then you know that object doesn’t exist. This is information you shouldn’t know if you don’t have permission to list the bucket contents so instead of … Read more
I’ve been trying this for a while and finally came up with a working solution. You must use different “Resources” depending on the kind of action you’re performing. Also I included some missing actions in the previous answer (like DeleteObject) and restricting some more (like PutBucketAcl). The following IAM policy is working for me now: … Read more
S3 doesn’t understand route open when you reload and open in new tab. You need to tell S3 is for this route used index.html.Whenever new route open its gives 403 [access denied ] error. for this you need to do setting CloudFront to set 403 error page redirect to index.html Go to aws cloud front … Read more
AWS’s documentation of ETag says: The entity tag is a hash of the object. The ETag reflects changes only to the contents of an object, not its metadata. The ETag may or may not be an MD5 digest of the object data. Whether or not it is depends on how the object was created and … Read more
I’d recommend using boto. Then it’s a quick couple of lines of python: from boto.s3.connection import S3Connection conn = S3Connection(‘access-key’,’secret-access-key’) bucket = conn.get_bucket(‘bucket’) for key in bucket.list(): print(key.name.encode(‘utf-8’)) Save this as list.py, open a terminal, and then run: $ python list.py > results.txt
On June 26, 2014 AWS released proper Vary: Origin behavior on CloudFront so now you just Set a CORS Configuration for your S3 bucket including <AllowedOrigin>*</AllowedOrigin> In CloudFront -> Distribution -> Behaviors for this origin Allowed HTTP Methods: +OPTIONS Cached HTTP Methods +OPTIONS Cache Based on Selected Request Headers: Whitelist the Origin header. Wait for … Read more
There are now 3 ways to get this done: via the AWS Console, via the command line, or via the s3cmd command line tool. AWS Console Instructions This is now the recommended solution. It is straight forward, but it can take some time. Log in to AWS Management Console Go into S3 bucket Select all … Read more
There is no concept of folders or directories in S3. You can create file names like “abc/xys/uvw/123.jpg”, which many S3 access tools like S3Fox show like a directory structure, but it’s actually just a single file in a bucket.
Say you uploaded a 14MB file to a bucket without server-side encryption, and your part size is 5MB. Calculate 3 MD5 checksums corresponding to each part, i.e. the checksum of the first 5MB, the second 5MB, and the last 4MB. Then take the checksum of their concatenation. MD5 checksums are often printed as hex representations … Read more