Class: Baha::PreBuild::Module::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/baha/pre_build/command.rb

Constant Summary collapse

LOG = 
Baha::Log.for_name("Module::Command")

Class Method Summary collapse

Class Method Details

.execute(mod) ⇒ Object 



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# File 'lib/baha/pre_build/command.rb', line 8

def self.execute(mod)
  LOG.debug("execute(#{mod.args.inspect})")
  command = mod.args['command']
  creates = mod.args['creates']
  onlyif  = mod.args['only_if']

  cwd = mod.image.workspace.expand_path

  if creates
    filepath = cwd + creates
    LOG.debug { "Checking if file exists #{filepath}"}
    if filepath.exist?
      LOG.info("#{creates} exists - skipping command")
      return
    end
  end

  if onlyif
    exit_status = 0
    LOG.info { "Running test [onlyif] #{onlyif.inspect}" }
    Open3.popen2e(onlyif,:chdir=>cwd.to_s) do |stdin, oe, wait_thr|
      oe.each do |line|
        LOG.debug { "++ " + line }
      end
      exit_status = wait_thr.value # Process::Status object returned.
    end
    unless exit_status.success?
      LOG.debug { "onlyif did not exist successfully - skipping command" }
      return
    end
  end

  LOG.info { "Running command #{command.inspect}" }
  Open3.popen2e(command,:chdir=>cwd.to_s) do |stdin, oe, wait_thr|
    oe.each do |line|
      LOG.debug { "++ " + line.chomp }
    end
  end

end