Accessing Private S3 Buckets Without Credentials

A short video where I explain how you can access an s3 bucket by using a pre-signed url to upload a file. The example provided is based on python and use boto3 SDK. Errors: If you get this error: <Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your key and […]

Trigger a Lambda Function to Protect Your S3 bucket

In this video I’ll show you how to trigger a python lambda function to protect your bucket. This lambda function that will automatically remove any executable file from your bucket… Of course, you can do the same using an IAM policy, but with lambda function, it’s quite a fun way to do it. 😝

Controlling User Actions Using AWS Tags

AWS tags can be used to organize your deployed resources, for billing for example, but they can also be used as a condition for policies. This will allow you to allow or deny an action based on the tag value. In this video, I explain the concept of using AWS tags for that purpose. If […]

What is a VPC Interface Endpoint

In this video, I’ll explain: The concept of an AWS VPC interface endpoint How to create an endpoint How to use it for secure communications. My objective is to simplify the concept as much as possible. Please share your comment about the video and if you want to see another subject, if the mood strike, […]

How To Synchronize Your Forked GitHub Project

In this short video, I’ll explain how to update/synchronize you forked project with an upstream repository. Sometimes, you would like to keep some libraries up-to-date from the source project while you work locally on your own copy. This is one way of doing it 👇

Unable To Remove a Bridge From an AHV Host

Incorrect bridge configuration on an AHV host can break a lot of functionalities, even if your cluster show nothing abnormal and all data replication is OK. If you go through the Prism interface and you verify: The network configuration CVM and hosts availability Cluster status and data redundancy Everything’s will look fine and this can […]

AWX Installation: Failed to import the required Python library

During AWX installation (which is the equivalent of tower for managing Ansible using the graphical interface) I got stopped with the following error: If you try to install docker, you will end up with another error about dependency: I was able to bypass this error by ignoring the already installed package, this is a Dev […]

Could not detect which major revision of yum is in use

If you are working with Ansible and trying to run a playbook on a remote Linux machine, you may get the following error: This is due to the absence of the sudo privilege on the remote machine, just go and add the Ansible user to the sudoer file or add it to the correct group.

Avi Network Integration With Nutanix Calm

This will be a short blog post that show how easily you can integrate Avi Network solution (Avi Vantage) with Nutanix Calm. I also provide a video demo and the source code used at the end of this post. a brief description from Avi Network website about Avi Vantage: Avi Vantage delivers multi-cloud application services […]

How Much Complexity Can You Handle With Calm?

It’s power in its simplicity, simple to use doesn’t mean it can’t handle complex automation scenario. Think of this, you use some automation tool to deploy some resources, most of the case, you deploy x number of virtual machines (hold your horses container guys, people still deploy virtual machines) , you install and configure some […]