Class: Billy::Commands::Hello

Inherits:
Command
  • Object
show all
Defined in:
lib/billy/commands/hello.rb

Instance Method Summary collapse

Methods inherited from Command

instance, #name, register_self!

Instance Method Details

#billy_say_hello ⇒ Object 



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# File 'lib/billy/commands/hello.rb', line 20

def billy_say_hello
  print "Hi! I'm Billy, simple deploy tool.\n"
  print "Usage:\n"
  print "  * billy hello (path) -- init billy in {path} folder. Inites in current if no one given.\n"
  print "  * billy eat {cfg_path} -- parse and save billy config in current folder. {cfg_path} here means remote file url or local one.\n"
  print "  * billy walk {application_name} -- deploy HEAD version in repository to remote server.\n"
end

#get_init_path(arguments) ⇒ Object 



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# File 'lib/billy/commands/hello.rb', line 62

def get_init_path( arguments )
  ( path = arguments.shift ) unless arguments.nil?
  if path.nil? || path.empty?
    print "Billy will be inited in current directory. Proceed?(y/n): "
    confirm = get_confirmation
    if !confirm
      print "Billy has nothing to do. Bye-bye."
    end
    path = Dir.pwd
  end
  File.expand_path( path )
end

#offer_ssh_keygen ⇒ Object 



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# File 'lib/billy/commands/hello.rb', line 49

def offer_ssh_keygen
  print "Billy did not find your ssh key. Would you like to create it now?(y/n): "
  confirm = get_confirmation
  if !confirm
    print "Ssh key should be generated before we continue. Please generate it.\n"
    exit 1
  end
  enc_type = 'rsa'
  print "Billy creates ssh keys for you...\n"
  system "ssh-keygen -t #{enc_type} -N '' -f ~/.ssh/id_#{enc_type}"
  print "All done!"
end

#proceed!(arguments = nil) ⇒ Object 



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# File 'lib/billy/commands/hello.rb', line 7

def proceed!( arguments = nil )
  billy_say_hello
  path = get_init_path( arguments )
  config = Billy::Config.instance
  config.save!( path, true )
  if !ssh_command_exists?
    suggest_install_ssh
    exit 1
  end
  offer_ssh_keygen unless ssh_key_exists?
  print "All done!\n"
end

#ssh_command_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/billy/commands/hello.rb', line 28

def ssh_command_exists?
  res = true
  %w(ssh ssh-keygen).each do |cmd|
    res &= system( "which #{cmd} 2>&1 > /dev/null" )
  end
  res
end

#ssh_key_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/billy/commands/hello.rb', line 36

def ssh_key_exists?
  ssh_root_path = File.expand_path( "~/.ssh" )
  res = true
  res &= File.exists?( ssh_root_path )
  res &= File.directory?( ssh_root_path )
  res &= Dir[ ssh_root_path + "/*.pub" ].any?
  res
end

#suggest_install_ssh ⇒ Object 



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# File 'lib/billy/commands/hello.rb', line 45

def suggest_install_ssh
  print "Billy wants you to install ssh command. Please do it first.\n"
end