Rubber + EC2 + Rails + Oracle + nginx + Passenger

Deploying rails app into EC2 using Rubber

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Step 1 
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Get the key from aws and store it in ~/.ec2 folder  

         chmod 400 keyname

Generate the publickey     

         ssh-keygen -y -f keyname > keyname.pub

Step 2
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Add rubber gem in your gemfile

        gem rubber

and do 

         bundle install

Step 3
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Now do vulcanize. Am using nginx and passenger 

        rails g vulcanize minimal_passenger_nginx

Step 4
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Now edit following fields in config/rubber/rubber.yml

       access key
       secret access key
       account name
       app name
       app user
       image id
       image type

Step 5 : 
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Deploy Part :
  
       cap rubber:create
       cap rubber:bootstrap 
       cap deploy

If you are using oracle instant client set the environment variable in server and then do 'cap deploy'


Here is the way to bypass fingerprint authentication prompt : 

add these two lines in deploy script. 

ssh_options[:keys] = [File.join(ENV["HOME"], ".ssh", "id_rsa")] 

set :deploy_to, "your_deploy_folder"