Ahoy

Install Pyenv on RHEL 8

Install Docker-CE engine on RHEL 8

Learn how to inject secrets into CDK apps

So the other day I attempted to upgrade my ZFS zpool on FreeBSD. After the move, it's been quite hecting and I have not had the time to do some TLC housekeeping on my BSD farm. The systems returned a message saying that I have to update my boot code …

AWS released a new feature of SSM Systems Manager on September 11th, 2018. This new feature allows organizations to control access to the EC2 instances using a secure manner. Some of the top features are:

• Fine-tuned granular control to instances using IAM policies
  • Support for tags, users, instance IDs, etc …

1. Environment variables such as AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY
2. Application code properties (like boto3.session(region_name='us-west-2', profile_name='account01'))
   • profile_name='' and --profile are used for assuming other roles if you are using API key-based authentication.
3. Local credentials profile file (~/.aws/credentials)
   • You can set credential profiles within ~/.aws/credentials by using [default …

Oh boy!

AWS DeepLens - Deep Learning-enabled Wireless Camera

Below python oneliner will show you YUM variables typically defined in /etc/yum.conf and used by YUM/RPM. Very cool.

$ python -c 'import yum, pprint; yb = yum.YumBase(); pprint.pprint(yb.conf.yumvar, width=1)'

Output:

Loaded plugins: langpacks, update-motd
{'arch': 'ia32e',
'awsdomain': 'amazonaws.com',
'awsregion': 'us-west-2',
'basearch': 'x86_64' …

AWS Parameter Store is a hidden gem in the vast array of AWS services. Most engineers will never notice it unless someone tells them about it. After all, it is inconspicuously located within the Systems Manager Shared Resources section of the EC2 Console.

The Parameter store can be used for …