Class: CF::App::Files

Inherits:
Base
  • Object
show all
Defined in:
lib/cf/cli/app/files.rb

Instance Method Summary collapse

Methods inherited from Base

#app_status, #human_mb, #human_size, #megabytes, #memory_choices, #state_color

Methods included from LoginRequirements

#precondition

Methods inherited from CLI

#add_exception_name_to_msg, #build_client, #check_logged_in, #check_target, client, #client, client=, #client_target, #color_enabled?, #debug?, #default_action, #ensure_config_dir, #err, #execute, #fail, #fail_unknown, #force?, #formatted_exception_output, #help, #help_header, #invalidate_client, #log_error, #log_error_and_dump_crashlog, #name_list, #normalize_targets_info, #one_of, #quiet?, #remove_target_info, #sane_target_url, #save_target_info, #save_targets, #save_token_if_it_changes, #set_target, #table, #target_info, #targets_info, #user_colors, #verbose?, #wrap_errors

Methods included from Spacing

#indented, #justify, #line, #lines, #quiet?, #spaced, #start_line, #tabular, #text_width, #trim_escapes

Methods included from Interactive

#ask, #handler, #input_state, #list_choices, #prompt, #show_default

Instance Method Details

#fileObject



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# File 'lib/cf/cli/app/files.rb', line 12

def file
  app = input[:app]
  path = input[:path]

  file =
    with_progress("Getting file contents") do
      app.file(*path.split("/"))
    end

  if quiet?
    print file
  else
    line

    file.split("\n").each do |l|
      line l
    end
  end
rescue CFoundry::NotFound
  fail "Invalid path #{b(path)} for app #{b(app.name)}"
rescue CFoundry::FileError => e
  fail e.description
end

#filesObject



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# File 'lib/cf/cli/app/files.rb', line 42

def files
  app = input[:app]
  path = input[:path]

  if quiet?
    files =
      with_progress("Getting file listing") do
        app.files(*path.split("/"))
      end

    files.each do |file|
      line file.join("/")
    end
  else
    invoke :file, :app => app, :path => path
  end
rescue CFoundry::NotFound
  fail "Invalid path #{b(path)} for app #{b(app.name)}"
rescue CFoundry::FileError => e
  fail e.description
end

#stream_path(lines, instance, path) ⇒ Object



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# File 'lib/cf/cli/app/files.rb', line 113

def stream_path(lines, instance, path)
  if verbose?
    lines << [instance, path, c("streaming...", :good) + "\n"]
  end

  instance.stream_file(*path) do |contents|
    contents.each_line do |line|
      lines << [instance, path, line]
    end
  end

  lines << [instance, path, c("end of file", :bad) + "\n"]
rescue Timeout::Error
  if verbose?
    lines << [
      instance,
      path,
      c("timed out; reconnecting...", :bad) + "\n"
    ]
  end

  retry
end

#tailObject



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# File 'lib/cf/cli/app/files.rb', line 69

def tail
  app = input[:app]

  lines = Queue.new
  max_len = 0

  if path = input[:path]
    max_len = path.size
    app.instances.each do |i|
      Thread.new do
        stream_path(lines, i, path.split("/"))
      end
    end
  else
    app.instances.each do |i|
      i.files("logs").each do |path|
        len = path.join("/").size
        max_len = len if len > max_len

        Thread.new do
          stream_path(lines, i, path)
        end
      end
    end
  end

  while line = lines.pop
    instance, path, log = line

    unless log.end_with?("\n")
      log += i("%") if color?
      log += "\n"
    end

    print "\##{c(instance.id, :instance)}  "
    print "#{c(path.join("/").ljust(max_len), :name)}  "
    print log
  end
rescue CFoundry::NotFound
  fail "Invalid path #{b(path)} for app #{b(app.name)}"
rescue CFoundry::FileError => e
  fail e.description
end