Doorway

Sane set of utility methods to provision remote servers over SSH and SCP.

Installation

Add this line to your application's Gemfile:

gem 'doorway'

And then execute:

$ bundle

Or install it yourself as:

$ gem install doorway

Usage

doorway = Doorway.connect(:root, "10.0.1.20", :ssh_key => "~/.keys/somekey.pem")
doorway.exec "ls -la"

# -or-

Doorway.connect(:deployer, "10.0.1.20", :ssh_key => "~/.keys/deployer.pem") do |conn|

    # Raw command execution

    conn.exec    "whoami"
    conn.exec_as :root, "REALLY_GEM_UPDATE_SYSTEM=y gem update --system"

    # Script execution

    conn.exec_script <<-EOS.strip_heredoc

        #!/bin/bash
        apt-get install -y some-package

    EOS

    conn.exec_script_as :git, "scripts/add-public-ip"

    # Remote files

    conn.remote_file "/etc/nginx/nginx.conf", "nginx/nginx.conf"
    conn.remote_file "/etc/init.d/nginx", "nginx/nginx.init.d"
    conn.append_from "/etc/nginx/nginx.conf", "nginx/include"

    # ERB templates 

    conn.remote_file "/etc/nginx/conf.d/site.conf",
        :template => "nginx/vhost.conf.erb",
        :server   => "www.example.org",
        :root     => "/var/www/example"

    conn.append_from "/etc/sudoers.d/my_sudoers",
        :template => "sudoers/god.erb",
        :user     => "fcoury",
        :allow    => "/var/bin/all_your_base"

    # Download a file to server

    conn.get "https://webbynode_packages.s3.amazonaws.com/icecream-8.30.tar.gz", "/usr/local/src"

    # Ubuntu specific package management

    conn.add_ppa "chris-lea/node.js"
    conn.install "nodejs"

    # Advanced commands

    conn.sed "/home/git/repo/.git/config", 
        /remote "github"/, 'remote "bitbucket"'
end

Contributing

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Added some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request