gitlab_rails[‘smtp_enable‘]=true
gitlab_rails[‘smtp_address‘]="smtp.exmail.qq.com"
gitlab_rails[‘smtp_port‘]=465
gitlab_rails[‘smtp_user_name‘]="name@domain.com"
gitlab_rails[‘smtp_password‘]="pass"
gitlab_rails[‘smtp_domain‘]="doamin.com"
gitlab_rails[‘smtp_authentication‘]="login"
gitlab_rails[‘smtp_enable_starttls_auto‘]=true
gitlab_rails[‘smtp_tls‘]=true
gitlab_rails[‘gitlab_email_from‘]="name@domain.com"

sudo gitlab-rails console production

irb(main):001:0> ActionMailer::Base.delivery_method
=> :smtp

irb(main):002:0> ActionMailer::Base.smtp_settings
=> {:address=>"localhost", :port=>25, :domain=>"localhost.localdomain", :user_name=>nil, :password=>nil, :authentication=>nil, :enable_starttls_auto=>true}`

irb(main):003:0> Notify.test_email(‘youremail@email.com‘, ‘Hello World‘, ‘This is a test message‘).deliver_now