AWS Pi Day 2022

awsPiDay2022Notes.md

AWS Pi Day 2022

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# Intelligent data tiering
aws s3api put-bucket-intelligent-tiering-configuration

New features

• Batch replication
• Checksums!
• Can disable access control lists to increase security.
• Training badge exercises

AWS Object Lambda for Microsoft Z3

The first line is optional to take command line arguments. They must be prefixed with ";ARGS "

;ARGS (your command line arguments here)
(Your SMTlib script here)

https://github.com/aws-samples/amazon-s3-object-lambda-default-configuration/blob/e8552a8354a453dd82dfc93c4efe4e4b48d36a1c/function/python_3_9/src/transform/transform.py#L8

# Python version (livecoding this during the day)
import re
# https://github.com/psf/requests 
# def transform_object(original_object: requests.?.response.content) -> ?:  
def transform_object(original_object):
    default_args = " -smt2 -in " 
    # TODO: Implement your own transform function
    #https://rubular.com
    x = re.search("\A(;ARG).*$", original_object)
    if x:
       print("use custom command line arguments")
     
    transformed_object = original_object
    return transformed_object

// Rust version (livecoding this during the day)

Misc notes

# Anonymous listing
aws s3 ls --no-sign-request s3://irs-form-990/

# Get a presigned URI to grant temporary permisssions for one week
aws s3 presign s3://awsexamplebucket/test2.txt --expires-in 604800

• Example of how to do HTTP range queries to walk a b-tree in a sqlite file on S3 and only download byte ranges you need instead of the whole file.

• Survey of S3, IOT, and Kinesis data ingress cost and performance.

• Knapkin Math Github repository. Contribute S3 latency/bandwidth numbers and compare to EBS, ECR, ...