Class: Pkgr::Config

Inherits:
OpenStruct
  • Object
show all
Defined in:
lib/pkgr/config.rb

Constant Summary collapse

DISTRO_COMPATIBILITY_MAPPING = 
{
  "ubuntu-lucid" => "ubuntu-10.04",
  "ubuntu-precise" => "ubuntu-12.04",
  "debian-squeeze" => "debian-6",
  "debian-wheezy" => "debian-7"
}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.load_file(path, distribution) ⇒ Object 



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# File 'lib/pkgr/config.rb', line 16

def load_file(path, distribution)
  config = YAML.load_file(path) || {}
  Pkgr.debug "Configuration from file: #{config.inspect} - Distribution: #{distribution.inspect}."

  targets = config.delete("targets") || {}

  # backward compatibility
  DISTRO_COMPATIBILITY_MAPPING.each do |from, to|
    if targets.has_key?(from)
      targets[to] = targets.delete(from)
    end
  end

  (targets[distribution.to_s] || {}).each do |k,v|
    config[k] = v
  end

  self.new(config)
end

Instance Method Details

#after_hook ⇒ Object 



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# File 'lib/pkgr/config.rb', line 131

def after_hook
  if after_precompile.nil? || after_precompile.empty?
    after_steps = self.after || []

    if after_steps.empty?
      nil
    else
      tmpfile = Tempfile.new(["after_hook", ".sh"])
      after_steps.each{|step| tmpfile.puts step}
      tmpfile.close
      tmpfile.path
    end
  else
    after_precompile
  end
end

#after_install ⇒ Object 



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# File 'lib/pkgr/config.rb', line 153

def after_install
  return nil if @table[:after_install].nil?
  Pathname.new(source_dir).join(@table[:after_install]).realpath.to_s
end

#architecture ⇒ Object 



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# File 'lib/pkgr/config.rb', line 79

def architecture
  @table[:architecture] || "x86_64"
end

#before_hook ⇒ Object 



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# File 'lib/pkgr/config.rb', line 114

def before_hook
  if before_precompile.nil? || before_precompile.empty?
    before_steps = self.before || []

    if before_steps.empty?
      nil
    else
      tmpfile = Tempfile.new(["before_hook", ".sh"])
      before_steps.each{|step| tmpfile.puts step}
      tmpfile.close
      tmpfile.path
    end
  else
    before_precompile
  end
end

#before_install ⇒ Object 



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# File 'lib/pkgr/config.rb', line 148

def before_install
  return nil if @table[:before_install].nil?
  Pathname.new(source_dir).join(@table[:before_install]).realpath.to_s
end

#delete(key) ⇒ Object 



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# File 'lib/pkgr/config.rb', line 63

def delete(key)
  @table.delete(key)
end

#description ⇒ Object 



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# File 'lib/pkgr/config.rb', line 87

def description
  @table[:description] || "No description given"
end

#each ⇒ Object 



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# File 'lib/pkgr/config.rb', line 56

def each
  @table.each do |k,v|
    next if v.nil?
    yield k, v
  end
end

#env ⇒ Object 



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# File 'lib/pkgr/config.rb', line 95

def env
  Pkgr::Env.new(@table[:env])
end

#errors ⇒ Object 



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# File 'lib/pkgr/config.rb', line 110

def errors
  @errors ||= []
end

#group ⇒ Object 



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# File 'lib/pkgr/config.rb', line 75

def group
  @table[:group] || user
end

#home ⇒ Object 



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# File 'lib/pkgr/config.rb', line 67

def home
  "/opt/#{name}"
end

#homepage ⇒ Object 



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# File 'lib/pkgr/config.rb', line 83

def homepage
  @table[:homepage] || "http://example.com/no-uri-given"
end

#maintainer ⇒ Object 



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# File 'lib/pkgr/config.rb', line 91

def maintainer
  @table[:maintainer] || "<someone@pkgr>"
end

#merge(other) ⇒ Object 



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# File 'lib/pkgr/config.rb', line 41

def merge(other)
  new_config = self.class.new
  self.each{|k,v|
    new_value = case v
    when Array
      v | (other.delete(k) || [])
    else
      v
    end
    new_config.send("#{k}=".to_sym, new_value)
  }
  other.each{|k,v| new_config.send("#{k}=".to_sym, v)}
  new_config
end

#sesame ⇒ Object 



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# File 'lib/pkgr/config.rb', line 37

def sesame
  binding
end

#to_args ⇒ Object

TODO: DRY this with cli.rb



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# File 'lib/pkgr/config.rb', line 159

def to_args
  args = [
    "--name \"#{name}\"",
    "--version \"#{version}\"",
    "--user \"#{user}\"",
    "--group \"#{group}\"",
    "--iteration \"#{iteration}\"",
    "--homepage \"#{homepage}\"",
    "--architecture \"#{architecture}\"",
    "--description \"#{description}\"",
    "--maintainer \"#{maintainer}\""
  ]
  args.push "--dependencies #{dependencies.map{|d| "\"#{d}\""}.join}" unless dependencies.nil? || dependencies.empty?
  args.push "--build-dependencies #{build_dependencies.map{|d| "\"#{d}\""}.join}" unless build_dependencies.nil? || build_dependencies.empty?
  args.push "--compile-cache-dir \"#{compile_cache_dir}\"" unless compile_cache_dir.nil? || compile_cache_dir.empty?
  args.push "--before-precompile \"#{before_precompile}\"" unless before_precompile.nil? || before_precompile.empty?
  args.push "--after-precompile \"#{after_precompile}\"" unless after_precompile.nil? || after_precompile.empty?
  args.push "--before-install \"#{before_install}\"" unless before_install.nil? || before_install.empty?
  args.push "--after-install \"#{after_install}\"" unless after_install.nil? || after_install.empty?
  args.push "--license \"#{license}\"" unless license.nil? || license.empty?
  args.push "--buildpack \"#{buildpack}\"" unless buildpack.nil? || buildpack.empty?
  args.push "--buildpack_list \"#{buildpack_list}\"" unless buildpack_list.nil? || buildpack_list.empty?
  args.push "--force-os \"#{force_os}\"" unless force_os.nil? || force_os.empty?
  args.push "--runner \"#{runner}\"" unless runner.nil? || runner.empty?
  args.push "--env #{env.variables.map{|v| "\"#{v}\""}.join(" ")}" if env.present?
  args.push "--auto" if auto
  args.push "--verbose" if verbose
  args.push "--debug" if debug
  args.push "--no-clean" if !clean
  args.push "--no-edge" if !edge
  args
end

#user ⇒ Object 



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# File 'lib/pkgr/config.rb', line 71

def user
  @table[:user] || name
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pkgr/config.rb', line 99

def valid?
  @errors = []
  @errors.push("name can't be blank") if name.nil? || name.empty?
  @errors.push("version can't be blank") if version.nil? || version.empty?
  @errors.push("version must start with a digit") if !version.empty? && version !~ /^\d/
  @errors.push("iteration can't be blank") if iteration.nil? || iteration.empty?
  @errors.push("user can't be blank") if user.nil? || user.empty?
  @errors.push("group can't be blank") if group.nil? || group.empty?
  @errors.empty?
end