Class: Bunchr::Software

Inherits:
Rake::TaskLib
  • Object
show all
Includes:
Utils
Defined in:
lib/bunchr/software.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Utils

#logger, #ohai, #sh

Constructor Details

#initialize {|_self| ... } ⇒ Software

Returns a new instance of Software.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/bunchr/software.rb', line 16

def initialize()
  @name = nil
  @version = nil
  @install_commands = []
  @build_commands = []
  @download_commands = []
  @install_environment = {}
  @build_environment = {}
  @download_environment = {}
  yield self if block_given?
  define unless name.nil?
end

Instance Attribute Details

#build_commands ⇒ Object

Returns the value of attribute build_commands.



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# File 'lib/bunchr/software.rb', line 13

def build_commands
  @build_commands
end

#build_environment ⇒ Object

Returns the value of attribute build_environment.



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# File 'lib/bunchr/software.rb', line 14

def build_environment
  @build_environment
end

#download_commands ⇒ Object

Returns the value of attribute download_commands.



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# File 'lib/bunchr/software.rb', line 13

def download_commands
  @download_commands
end

#download_environment ⇒ Object

Returns the value of attribute download_environment.



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# File 'lib/bunchr/software.rb', line 14

def download_environment
  @download_environment
end

#install_commands ⇒ Object

Returns the value of attribute install_commands.



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# File 'lib/bunchr/software.rb', line 13

def install_commands
  @install_commands
end

#install_environment ⇒ Object

Returns the value of attribute install_environment.



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# File 'lib/bunchr/software.rb', line 14

def install_environment
  @install_environment
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/bunchr/software.rb', line 12

def name
  @name
end

#version ⇒ Object

Returns the value of attribute version.



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# File 'lib/bunchr/software.rb', line 12

def version
  @version
end

Instance Method Details

#build ⇒ Object

Execute all the build commands



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# File 'lib/bunchr/software.rb', line 133

def build
  build_commands.each do |cmd|
    sh(cmd, build_environment, work_dir)
  end
end

#define ⇒ Object

Define all the tasks in the namespace of the name of this task.

The dependency chain is:

:install => :build => :download



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# File 'lib/bunchr/software.rb', line 54

def define
  logger.debug "Defining tasks for software:#{name} #{version}"

  namespace 'software' do
    namespace name do
      define_download
      define_build
      define_install

      task :done    => "software:#{name}:install"
      task :default => "software:#{name}:done"
    end

    desc "Download, build, and install #{name} #{version}"
    task name => "#{name}:default"
  end

end

#define_build ⇒ Object 



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# File 'lib/bunchr/software.rb', line 92

def define_build
  desc "Build #{name} #{version}"
  task :build => dotfile('build') do
    logger.info "#{name} #{version} built"
  end

  file dotfile('build') => "software:#{name}:download" do
    logger.info "Building #{name} #{version}"
    Dir.chdir(work_dir) do
      build
    end
    dotfile!('build')
  end
  ::CLEAN << dotfile('build')
end

#define_download ⇒ Object 



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# File 'lib/bunchr/software.rb', line 73

def define_download
  directory download_dir

  desc "Download #{name} #{version}"
  task :download => dotfile('download') do
    logger.info "#{name} #{version} downloaded"
  end

  file dotfile('download') => download_dir do
    logger.info "Downloading #{name} #{version}"
    Dir.chdir(download_dir) do
      download
    end
    dotfile!('download')
  end
  ::CLEAN << dotfile('download')
  ::CLEAN << download_dir
end

#define_install ⇒ Object 



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# File 'lib/bunchr/software.rb', line 108

def define_install
  desc "Install #{name} #{version}"
  task :install => dotfile('install')  do
    logger.info "#{name} #{version} is installed"
  end

  file dotfile('install') => "software:#{name}:build" do
    logger.info "Installing #{name} #{version}"
    Dir.chdir(work_dir) do
      install
    end
    dotfile!('install')
  end
  ::CLEAN << dotfile('install')

end

#depends_on(dependency) ⇒ Object

depend on a Bunchr::Software object to be built and installed



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# File 'lib/bunchr/software.rb', line 147

def depends_on(dependency)
  namespace 'software' do
    namespace name do
      task :build => "software:#{dependency}:done"
    end
  end
end

#dotfile(name) ⇒ Object 



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# File 'lib/bunchr/software.rb', line 155

def dotfile(name)
  File.join(download_dir, ".#{name}")
end

#dotfile!(name) ⇒ Object 



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# File 'lib/bunchr/software.rb', line 159

def dotfile!(name)
  File.open(dotfile(name), "w") { |f| puts Time.now }
end

#download ⇒ Object

Execute all the build commands



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# File 'lib/bunchr/software.rb', line 126

def download
  download_commands.each do |cmd|
    sh(cmd, download_environment, download_dir)
  end
end

#download_dir ⇒ Object 



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# File 'lib/bunchr/software.rb', line 29

def download_dir
  File.join(Bunchr.build_dir, name)
end

#install ⇒ Object

Execute all the install commands



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# File 'lib/bunchr/software.rb', line 140

def install
  install_commands.each do |cmd|
    sh(cmd, install_environment, work_dir)
  end
end

#work_dir ⇒ Object

The directory this task unpacks into



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# File 'lib/bunchr/software.rb', line 34

def work_dir
  @work_dir ||= File.join(download_dir, "#{name + (version ? "-#{version}" : "") }")
end

#work_dir=(pd) ⇒ Object

override the directory that the local source unpacks into if it is not name-version. If pd is an absolute path, use it. Otherwise, prepend with



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# File 'lib/bunchr/software.rb', line 41

def work_dir=(pd)
  if pd =~ /^\//
    @work_dir = pd
  else
    @work_dir = File.join(download_dir, pd)
  end
end