add script for testing app SMTP connections

app/mailers/app_mailer.rb

@@ -44,4 +44,8 @@ class AppMailer < ApplicationMailer
     mail :to => @server.organization.notification_addresses, :subject => "[#{server.full_permalink}] Your mail server has been suspended"
   end
 
+  def test_message(recipient)
+    mail :to => recipient, :subject => "Postal SMTP Test Message"
+  end
+
 end

app/views/app_mailer/test_message.text.erb

@@ -0,0 +1,3 @@
+This is a test message sent by Postal.
+
+If you have received this message your test has succeeded.

bin/postal

@@ -84,6 +84,10 @@ case "$1" in
         run "bundle exec ruby script/make_user.rb"
         ;;
 
+    test-app-smtp)
+        run "bundle exec ruby script/test_app_smtp.rb $2"
+        ;;
+
     bundle)
         if [ -n "$2" ]; then
           run "bundle install --path=$2 --without=development --jobs=4 --clean"

config/environments/development.rb

@@ -27,7 +27,7 @@ Rails.application.configure do
   end
 
   # Don't care if the mailer can't send.
-  config.action_mailer.raise_delivery_errors = false
+  config.action_mailer.raise_delivery_errors = true
 
   config.action_mailer.perform_caching = false
 

config/environments/production.rb

@@ -55,7 +55,7 @@ Rails.application.configure do
 
   # Ignore bad email addresses and do not raise email delivery errors.
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.
-  # config.action_mailer.raise_delivery_errors = false
+  config.action_mailer.raise_delivery_errors = true
 
   # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
   # the I18n.default_locale when a translation cannot be found).

script/test_app_smtp.rb

@@ -0,0 +1,29 @@
+#!/usr/bin/env ruby
+trap("INT") { puts ; exit }
+
+
+if ARGV[0].nil? || !(ARGV[0] =~ /@/)
+  puts "usage: postal test-app-smtp [email address]"
+  exit 1
+end
+
+require_relative '../config/environment'
+
+begin
+  Timeout.timeout(10) do
+    AppMailer.test_message(ARGV[0]).deliver
+  end
+
+  puts "\e[32mMessage has been sent successfully.\e[0m"
+rescue => e
+  puts "\e[31mMessage was not delivered successfully to SMTP server.\e[0m"
+  puts "Error: #{e.class} (#{e.message})"
+  puts
+  puts "  SMTP Host: #{Postal.config.smtp.host}"
+  puts "  SMTP Port: #{Postal.config.smtp.port}"
+  puts "  SMTP Username: #{Postal.config.smtp.username}"
+  puts "  SMTP Password: #{Postal.config.smtp.password}"
+  puts
+rescue Timeout::Error
+  puts "Sending timed out"
+end