kingsd041

RKE2 commands

Install

curl -sL https://get.rke2.io | sh
systemctl daemon-reload
systemctl start rke2-server

OndrejValenta

Install Zsh and Oh-my-zsh on CentOS 7

Based on this article

ALL INSTALLATIONS ASSUME YES WHEN PROMPTED, that's what -y does

This script can be copy paste to ssh as is. No hands installation. :-)

yum install zsh -y

pkazi

AbortDocumentVersionUpload
AbortEnvironmentUpdate
AbortMultipartUpload
AbortVaultLock
AcceptAccountMapping
AcceptCertificateTransfer
AcceptDelegate
AcceptDirectConnectGatewayAssociationProposal
AcceptFxPaymentCurrencyTermsAndConditions
AcceptHandshake

pydevops

• 0.1. References
• 0.2. Other cheatsheets
• 0.3. Manage multiple gcloud config configurations
  • 0.3.1. Switch gcloud context with gcloud config
• 0.4. Credentials
• 0.5. info
• 0.6. projects
• 0.7. zones & regions
• 0.8. Organization
• 0.9. billing

so0k

Kubectl output options

Let's look at some basic kubectl output options.

Our intention is to list nodes (with their AWS InstanceId) and Pods (sorted by node).

We can start with:

kubectl get no

magnetikonline

Python AWS CloudTrail parser

Python parser class for CloudTrail event archives, previously dumped to an S3 bucket. Class provides an iterator which will:

• Scan a given directory for archive files matching the required pattern.
• Decompress each archive in memory.
• Parse JSON payload and return each event in turn.

Parser contained in cloudtrailparser.py, with timezone.py used as a simple datetime.tzinfo concrete class implement to provide UTC timezone.

gdamjan

from dns.resolver import Resolver

# make a system resolver using /etc/resolv.conf
sys_r = Resolver()
dns = ['ns1.dreamhost.com', 'ns2.dreamhost.com', 'ns3.dreamhost.com']

dreamhost_dns = [ item.address for server in dns for item in sys_r.query(server) ]

# a resolver using dreamhost dns server
dreamhost_r = Resolver()

malero

# Sort a list of dictionary objects by a key - case sensitive
from operator import itemgetter
mylist = sorted(mylist, key=itemgetter('name'))

# Sort a list of dictionary objects by a key - case insensitive 
mylist = sorted(mylist, key=lambda k: k['name'].lower())