Module: Awsome::Debian

Defined in:
lib/awsome/debian.rb

Class Method Summary collapse

Class Method Details

.describe_debian_packages(hostname) ⇒ Object 



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# File 'lib/awsome/debian.rb', line 3

def self.describe_debian_packages(hostname)
  if Awsome::Ssh.scp("#{hostname}:/home/ubuntu/packages.csv", './packages.csv')
    File.open('./packages.csv', 'r').read.strip.split(',')
  else
    []
  end
end

.install_debian_packages(hostname, *packages) ⇒ Object 



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# File 'lib/awsome/debian.rb', line 24

def self.install_debian_packages(hostname, *packages)
  installed = describe_debian_packages(hostname)
  remaining = installed.to_set + packages.to_set

  Awsome::Ssh.ssh hostname, "sudo apt-get update"

  remaining.each { |p| Awsome::Ssh.ssh hostname, "sudo apt-get install -y --force-yes #{p}" }

  Awsome::Ssh.ssh hostname, "echo #{remaining.to_a.join(',')} > ~/packages.csv"
end

.remove_debian_packages(hostname, *packages) ⇒ Object 



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# File 'lib/awsome/debian.rb', line 11

def self.remove_debian_packages(hostname, *packages)
  installed = describe_debian_packages(hostname)
  remaining = installed.to_set - packages.to_set

  return if packages.empty?

  Awsome::Ssh.ssh hostname, "sudo apt-get update"

  packages.each { |p| Awsome::Ssh.ssh hostname, "sudo apt-get remove -y --force-yes #{p}" }

  Awsome::Ssh.ssh hostname, "echo #{remaining.to_a.join(',')} > ~/packages.csv"
end