Class: Capistrano::Deploy::Strategy::Fingerjam

Inherits:
Copy
  • Object
show all
Defined in:
lib/fingerjam/capistrano/strategy.rb

Instance Method Summary collapse

Instance Method Details

#deploy! ⇒ Object 



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# File 'lib/fingerjam/capistrano/strategy.rb', line 11

def deploy!
  if File.exists?(copy_cache)
    logger.debug "refreshing local cache to revision #{revision} at #{copy_cache}"
    system(source.sync(revision, copy_cache))
  else
    logger.debug "preparing local cache at #{copy_cache}"
    system(source.checkout(revision, copy_cache))
  end

  # Check the return code of last system command and rollback if not 0
  unless $? == 0
    raise Capistrano::Error, "shell command failed with return code #{$?}"
  end

  setup_fingerjam

  logger.debug "copying cache to deployment staging area #{destination}"
  Dir.chdir(copy_cache) do
    FileUtils.mkdir_p(destination)
    queue = Dir.glob("*", File::FNM_DOTMATCH)
    while queue.any?
      item = queue.shift
      name = File.basename(item)

      next if name == "." || name == ".."
      next if copy_exclude.any? { |pattern| File.fnmatch(pattern, item) }

      if File.symlink?(item)
        old_name = File.readlink(File.join(copy_cache, item))
        new_name = File.join(destination, item)

        if File.exists?(old_name)
          FileUtils.ln_s(old_name, new_name)
        end
      elsif File.directory?(item)
        queue += Dir.glob("#{item}/*", File::FNM_DOTMATCH)
        FileUtils.mkdir(File.join(destination, item))
      else
        FileUtils.ln(File.join(copy_cache, item), File.join(destination, item))
      end
    end
  end

  File.open(File.join(destination, "REVISION"), "w") { |f| f.puts(revision) }

  process_fingerjam

  logger.trace "compressing #{destination} to #{filename}"
  Dir.chdir(copy_dir) { system(compress(File.basename(destination), File.basename(filename)).join(" ")) }

  upload(filename, remote_filename)
  run "cd #{configuration[:releases_path]} && #{decompress(remote_filename).join(" ")} && rm #{remote_filename}"
ensure
  FileUtils.rm filename rescue nil
  FileUtils.rm_rf destination rescue nil
end

#process_fingerjam ⇒ Object 



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# File 'lib/fingerjam/capistrano/strategy.rb', line 76

def process_fingerjam
 logger.trace "packaging assets with fingerjam for #{cache_host} to #{destination}"

 ::Fingerjam::Base.package_and_lock!
end

#setup_fingerjam ⇒ Object 



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# File 'lib/fingerjam/capistrano/strategy.rb', line 68

def setup_fingerjam
  ::Fingerjam::Base.configure(
    :host      => cache_host,
    :protocol  => cache_protocol,
    :root_path => destination
  )
end