Renew Vault certificates automation - renew.py
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	dereckson
	Sun, Jun 2, 22:35

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Renew Vault certificates automation - renew.py
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	#!/usr/bin/env python3

	# -------------------------------------------------------------
	# Renew Vault HTTPS certificates
	# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	# Project: Nasqueron
	# Description: Connect to Vault
	# License: BSD-2-Clause
	# -------------------------------------------------------------


	import hvac
	import yaml
	import json
	import requests
	import sys

	from pprint import pprint


	# -------------------------------------------------------------
	# Certificates renewal
	# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -


	CERTIFICATES_FRAGMENTS = {
	"certificate": "certificate.pem",
	"issuing_ca": "ca.pem",
	"private_key": "private.key",
	}

	CERTIFICATES_FULLCHAIN = ["certificate", "issuing_ca"]


	def renew_vault_certificates(client):
	extra_params = {
	"ttl": "2160h",
	"ip_sans": "127.0.0.1,172.27.27.7",
	}

	response = client.secrets.pki.generate_certificate(
	name='nasqueron-drake',
	common_name='complector.nasqueron.drake',
	mount_point='pki_vault',
	extra_params=extra_params,
	)

	certificate = response["data"]

	for key, certificate_file in CERTIFICATES_FRAGMENTS.items():
	with open(certificate_file, "w") as fd:
	print(certificate[key], file=fd)

	with open("fullchain.pem", "w") as fd:
	for key in CERTIFICATES_FULLCHAIN:
	print(certificate[key], file=fd)


	# -------------------------------------------------------------
	# Application entry point
	# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -


	def run():
	client = hvac.Client(verify=False)

	renew_vault_certificates(client)


	if __name__ == "__main__":
	run()

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