default.rb

#
# Cookbook Name:: sensu-mailer-sample
# Recipe:: default
#

sensu_gem "mail"

mailer_rb_path = "#{node.sensu.directory}/handlers/mailer.rb"
cookbook_file mailer_rb_path do
  source "mailer.rb"
  owner "sensu"
  group "sensu"
  mode "0750"
end

cookbook_file "#{node.sensu.directory}/conf.d/mailer.json" do
  source "mailer.json"
  owner "sensu"
  group "sensu"
  mode "0640"
end

sensu_handler "mailer" do
  type "pipe"
  command mailer_rb_path
end

mailer.json

{
  "mailer": {
    "mail_from": "sensu@example.com",
    "mail_to": "member@example.com",
    "smtp_enable_starttls_auto": "false"
  }
}