Class: CF::App::Base

Inherits:
CLI
  • Object
show all
Defined in:
lib/cf/cli/app/base.rb

Instance Method Summary collapse

Methods inherited from CLI

#check_logged_in, #check_target, client, #client, client=, #client_target, #color_enabled?, #debug?, #default_action, #ensure_config_dir, #err, #execute, #fail, #fail_unknown, #force?, #invalidate_client, #log_error, #name_list, #normalize_targets_info, #one_of, #precondition, #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

#app_status(a) ⇒ Object 



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# File 'lib/cf/cli/app/base.rb', line 24

def app_status(a)
  health = a.health

  if a.debug_mode == "suspend" && health == "0%"
    c("suspended", :neutral)
  else
    c(health.downcase, state_color(health))
  end
end

#human_mb(num) ⇒ Object 



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# File 'lib/cf/cli/app/base.rb', line 58

def human_mb(num)
  human_size(num * 1024 * 1024, 0)
end

#human_size(num, precision = 1) ⇒ Object 



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# File 'lib/cf/cli/app/base.rb', line 62

def human_size(num, precision = 1)
  sizes = %w(G M K)
  sizes.each.with_index do |suf, i|
    pow = sizes.size - i
    unit = 1024.0 ** pow
    if num >= unit
      return format("%.#{precision}f%s", num / unit, suf)
    end
  end

  format("%.#{precision}fB", num)
end

#megabytes(str) ⇒ Object 



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# File 'lib/cf/cli/app/base.rb', line 75

def megabytes(str)
  if str =~ /T$/i
    str.to_i * 1024 * 1024
  elsif str =~ /G$/i
    str.to_i * 1024
  elsif str =~ /M$/i
    str.to_i
  elsif str =~ /K$/i
    str.to_i / 1024
  else # assume megabytes
    str.to_i
  end
end

#memory_choices(exclude = 0) ⇒ Object 



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# File 'lib/cf/cli/app/base.rb', line 34

def memory_choices(exclude = 0)
  info = client.info

  usage = info[:usage]
  limit = info[:limits][:memory]

  ceiling =
    if usage
      used = usage[:memory]
      limit - used + exclude
    else
      limit
    end

  mem = 64
  choices = []
  until mem > ceiling
    choices << human_mb(mem)
    mem *= 2
  end

  choices
end

#state_color(s) ⇒ Object

choose the right color for app/instance state



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# File 'lib/cf/cli/app/base.rb', line 7

def state_color(s)
  case s
  when "STARTING"
    :neutral
  when "STARTED", "RUNNING"
    :good
  when "DOWN"
    :bad
  when "FLAPPING"
    :error
  when "N/A"
    :unknown
  else
    :warning
  end
end