在rails 4.2.2和ubuntu 12.04中，我正在尝试使用https://gist.github.com/the-teacher/6dfe0b2050dfa7092ccd实现电子邮件功能，现在当我通过rails console尝试时邮件没有发送，错误就像，
Net::OpenTimeout: execution expired
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/net/smtp.rb:541:in `initialize'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/net/smtp.rb:541:in `open'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/net/smtp.rb:541:in `tcp_socket'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/net/smtp.rb:551:in `block in do_start'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/timeout.rb:91:in `block in timeout'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/timeout.rb:101:in `call'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/timeout.rb:101:in `timeout'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/net/smtp.rb:550:in `do_start'
from /home/shruthi/.rvm/rubies/ruby-2.1.2/lib/ruby/2.1.0/net/smtp.rb:520:in `start'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/mail-2.6.3/lib/mail/network/delivery_methods/smtp.rb:112:in `deliver!'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/mail-2.6.3/lib/mail/message.rb:2141:in `do_delivery'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/mail-2.6.3/lib/mail/message.rb:236:in `block in deliver'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/actionmailer-4.2.2/lib/action_mailer/base.rb:543:in `block in deliver_mail'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/activesupport-4.2.2/lib/active_support/notifications.rb:164:in `block in instrument'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/activesupport-4.2.2/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/activesupport-4.2.2/lib/active_support/notifications.rb:164:in `instrument'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/actionmailer-4.2.2/lib/action_mailer/base.rb:541:in `deliver_mail'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/mail-2.6.3/lib/mail/message.rb:236:in `deliver'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/actionmailer-4.2.2/lib/action_mailer/message_delivery.rb:85:in `deliver_now'
from /home/shruthi/Projects/POC/file_system/app/models/email.rb:4:in `deliver_welcome_mail_to_user'
from (irb):2
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/railties-4.2.2/lib/rails/commands/console.rb:110:in `start'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/railties-4.2.2/lib/rails/commands/console.rb:9:in `start'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/railties-4.2.2/lib/rails/commands/commands_tasks.rb:68:in `console'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/railties-4.2.2/lib/rails/commands/commands_tasks.rb:39:in `run_command!'
from /home/shruthi/.rvm/gems/ruby-2.1.2/gems/railties-4.2.2/lib/rails/commands.rb:17:in `<top (required)>'
from bin/rails:4:in `require'
在development.rb中，
config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }
config.action_mailer.raise_delivery_errors = true
config.action_mailer.perform_deliveries = true
ActionMailer::Base.delivery_method = :smtp
ActionMailer::Base.smtp_settings = {
:address => "smtp.yandex.ru",
:port => 25,
:domain => "yandex.com",
:authentication => :plain,
:user_name => "shruthi@yandex.com",
:password => "sss123@"
}
在mailer.rb中，
class GeneralMailer < ActionMailer::Base
default :from=> "shruthi@yandex.com"
def welcome_email(user, password)
@user = user
@password = password
mail(:to =>"shruthi@yopmail.com", :subject =>"Welcome") do |format|
format.html { render :partial => "/emails/welcome", :layout=>false }
end
end
end
在config / settings / development.yml中，
mailer:
service: smtp
host: localhost:3000
sandmail:
location: '/usr/sbin/sendmail'
arguments: '-i -t'
smtp:
address: 'smtp.yandex.ru'
domain: 'yandex.ru'
port: 25
email: 'shruthi@yandex.com'
password: sss123@
authentication: plain
请帮我解决此电子邮件问题。