Ruby post-commit script for puppet repos

post-commit.rb

#!/usr/bin/env ruby
# -*- coding: utf-8 -*-
#
# Parse all manifests. Send notification if errors exist.
#
# author: Thomas Van Doren

require 'puppet/face'

# Email sending config
SEND_MAIL=false
SMTP_HOST='localhost'
RECIPIENTS=''

busted_manifests = []
errors = []

# Iterate through all manifests, recording which ones fail.
Dir.glob('**/{manifests,tests}/**/*.pp').each do |manifest|
  pparse = Puppet::Face['parser', :current]
  begin
    pparse.validate(manifest)
  rescue Puppet::Error => e
    busted_manifests << manifest
    errors << e.to_s
  end
end

if not busted_manifests.empty?
  subject = "#{busted_manifests.length} busted manifests..."
  body = busted_manifests.join(', ') + "\n\n" + errors.join("\n\n")

  puts subject + "\n\n" + body + "\n"

  if SEND_MAIL
    # Send some email.
    require 'net/smtp'
    require 'socket'
    sender = "repo@#{Socket.gethostname}"
    message = <<EOM
From: #{sender}
To: #{RECIPIENTS}
Subject: #{subject}

#{body}
EOM

    Net::SMTP.start(SMTP_HOST) do |smtp|
      smtp.send_message message, sender, RECIPIENTS
    end
  end
end