edupr91

How to create a self-signed SSL Certificate with SubjectAltName(SAN)

After Chrome 58, self-signed certificate without SAN is not valid anymore.

Step 1: Generate a Private Key

openssl genrsa -des3 -out example.com.key 2048

Step 2: Generate a CSR (Certificate Signing Request)

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#!/usr/bin/env ruby
#
# Nagios plugin to monitor Redis sentinel
#
# Checks general connectivity to a Redis sentinel server and will go critical
# for any of the following conditions:
#   * Inability to connect to the sentinel server
#   * Sentinel reports it isn't monitoring any masters
#   * Sentinel has entered TILT mode
#

edupr91

# Start the old vagrant
$ vagrant init centos-6.3
$ vagrant up

# You should see a message like:
#  [default] The guest additions on this VM do not match the install version of
#  VirtualBox! This may cause things such as forwarded ports, shared
#  folders, and more to not work properly. If any of those things fail on
#  this machine, please update the guest additions and repackage the
#  box.