Volodymyr Sadkov swabb

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096

Postgres Master Slave Failover & Failback

start

docker run -it --rm -p 5551:5432 --name=db1 --hostname=db1 ubuntu:20.04 bash
docker run -it --rm -p 5552:5432 --name=db2 --hostname=db2 ubuntu:20.04 bash

	import yaml
	import json
	from jsonschema import validate, ValidationError

	with open('values.yaml', 'r') as yaml_file:
	yaml_content = yaml.safe_load(yaml_file)
	json_content = json.dumps(yaml_content)

	print(json_content)

	from __future__ import print_function, unicode_literals

	import calendar
	import datetime

	from collections import defaultdict

	import boto3