Module: Morpheus::Cli::PrintHelper

Included in:
Credentials, ErrorHandler
Defined in:
lib/morpheus/cli/mixins/print_helper.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 7

def self.included(klass)
  klass.send :include, Term::ANSIColor
end

Instance Method Details

#generate_usage_bar(used_value, max_value, opts = {}) ⇒ Object

shows cyan, yellow, red progress bar where 50% looks like [||||| ] todo: render units used / available here too maybe



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 176

def generate_usage_bar(used_value, max_value, opts={})
  rainbow = opts[:rainbow] != false
  max_bars = opts[:max_bars] || 50
  out = ""
  bars = []
  percent = 0
  if max_value.to_i == 0
    percent = 0
  else
    percent = ((used_value.to_f / max_value.to_f) * 100)
  end
  percent_label = (used_value.nil? || max_value.to_f == 0.0) ? "n/a" : "#{percent.round(2)}%".rjust(6, ' ')
  bar_display = ""
  if percent > 100
    max_bars.times { bars << "|" }
    # percent = 100
  else
    n_bars = ((percent / 100.0) * max_bars).ceil
    n_bars.times { bars << "|" }
  end

  if rainbow
    rainbow_bar = ""
    cur_rainbow_color = white
    bars.each_with_index {|bar, i|
      reached_percent = (i / max_bars.to_f) * 100
      new_bar_color = cur_rainbow_color
      if reached_percent > 80
        new_bar_color = red
      elsif reached_percent > 50
        new_bar_color = yellow
      elsif reached_percent > 10
        new_bar_color = cyan
      end
      if cur_rainbow_color != new_bar_color
        cur_rainbow_color = new_bar_color
        rainbow_bar << cur_rainbow_color
      end
      rainbow_bar << bar
    }
    padding = max_bars - bars.size
    if padding > 0
      padding.times { rainbow_bar << " " }
      #rainbow_bar <<  " " * padding
    end
    rainbow_bar << reset
    bar_display = white + "[" + rainbow_bar + white + "]" + " #{cur_rainbow_color}#{percent_label}#{reset}"
    out << bar_display
  else
    bar_color = cyan
    if percent > 80
      bar_color = red
    elsif percent > 50
      bar_color = yellow
    end
    bar_display = white + "[" + bar_color + bars.join.ljust(max_bars, ' ') + white + "]" + " #{percent_label}" + reset
    out << bar_display
  end
  return out
end

#print_available_options(option_types) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 251

def print_available_options(option_types)
  option_lines = option_types.collect {|it| "\t-O #{it['fieldContext'] ? it['fieldContext'] + '.' : ''}#{it['fieldName']}=\"value\"" }.join("\n")
  puts "Available Options:\n#{option_lines}\n\n"
end

#print_dry_run(opts) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 129

def print_dry_run(opts)
  http_method = opts[:method]
  url = opts[:url]
  params = opts[:params]
  params = opts[:headers][:params] if opts[:headers] && opts[:headers][:params]
  query_string = params.respond_to?(:map) ? URI.encode_www_form(params) : query_string
  if query_string && !query_string.empty?
    url = "#{url}?#{query_string}"
  end
  request_string = "#{http_method.to_s.upcase} #{url}".strip
  payload = opts[:payload]
  print "\n" ,cyan, bold, "DRY RUN\n","==================", "\n\n", reset
  print cyan
  print "Request: ", "\n"
  print reset
  print request_string, "\n"
  print cyan
  if payload
    if payload.is_a?(String)
      begin
        payload = JSON.parse(payload)
      rescue => e
        #payload = "(unparsable) #{payload}"
      end
    end
    print "\n"
    print "JSON: ", "\n"
    print reset
    print JSON.pretty_generate(payload)
  end
  print "\n"
  print reset
end

#print_errors(response, options = {}) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 23

def print_errors(response, options={})
  begin
    if options[:json]
      print red
      print JSON.pretty_generate(response)
      print reset, "\n"
    else
      if !response['success']
        print red,bold
        if response['msg']
          puts response['msg']
        end
        if response['errors']
          response['errors'].each do |key, value|
            print "* #{key}: #{value}\n"
          end
        end
        print reset
      else
        # this should not really happen
        print cyan,bold, "\nSuccess!"
      end
    end
  ensure
    print reset
  end
end

#print_green_success(msg) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 19

def print_green_success(msg)
  print "#{green}#{msg}#{reset}\n"
end

#print_red_alert(msg) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 11

def print_red_alert(msg)
  print "#{red}#{msg}#{reset}\n"
end

#print_rest_exception(e, options = {}) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 51

def print_rest_exception(e, options={})
  if e.response
    if options[:debug]
      begin
        print_rest_exception_request_and_response(e)
      ensure
        print reset
      end
      return
    end
    if e.response.code == 400
      response = JSON.parse(e.response.to_s)
      print_errors(response, options)
    else
      print_red_alert "Error Communicating with the Appliance. #{e}"
      if options[:json] || options[:debug]
        begin
          response = JSON.parse(e.response.to_s)
          print red
          print JSON.pretty_generate(response)
          print reset, "\n"
        rescue TypeError, JSON::ParserError => ex
          print_red_alert "Failed to parse JSON response: #{ex}"
          print red
          print response.to_s
          print reset, "\n"
        ensure
          print reset
        end
      end
    end
  else
    print_red_alert "Error Communicating with the Appliance. #{e}"
  end
end

#print_rest_exception_request_and_response(e) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 118

def print_rest_exception_request_and_response(e)
  print_red_alert "Error Communicating with the Appliance. (#{e.response.code}) #{e}"
  response = e.response
  request = response.instance_variable_get("@request")
  print red
  print_rest_request(request)
  print "\n"
  print_rest_response(response)
  print reset
end

#print_rest_request(req) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 87

def print_rest_request(req)
  # JD: IOError when accessing payload... we should probably just be printing at the time the request is made..
  #out = []
  #out << "#{req.method} #{req.url.inspect}"
  #out << req.payload.short_inspect if req.payload
  # payload = req.instance_variable_get("@payload")
  # out << payload if payload
  #out << req.processed_headers.to_a.sort.map { |(k, v)| [k.inspect, v.inspect].join("=>") }.join(", ")
  #print out.join(', ') + "\n"
  print "Request:"
  print "\n"
  print "#{req.method.to_s.upcase} #{req.url.inspect}"
  print "\n"
end

#print_rest_response(res) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 102

def print_rest_response(res)
  # size = @raw_response ? File.size(@tf.path) : (res.body.nil? ? 0 : res.body.size)
  size = (res.body.nil? ? 0 : res.body.size)
  print "Response:"
  print "\n"
  display_size = Filesize.from("#{size} B").pretty rescue size
  print "HTTP #{res.net_http_res.code} - #{res.net_http_res.message} | #{(res['Content-type'] || '').gsub(/;.*$/, '')} #{display_size}"
  print "\n"
  begin
    print JSON.pretty_generate(JSON.parse(res.body))
  rescue
    print res.body.to_s
  end
  print "\n"
end

#print_results_pagination(json_response) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 163

def print_results_pagination(json_response)
  if json_response && json_response["meta"]
    print cyan,"\nViewing #{json_response['meta']['offset'].to_i + 1}-#{json_response['meta']['offset'].to_i + json_response['meta']['size'].to_i} of #{json_response['meta']['total']}\n"
  end
end

#print_stats_usage(stats, opts = {}) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 237

def print_stats_usage(stats, opts={})
  opts[:include] ||= [:memory, :storage, :cpu]
  if opts[:include].include?(:memory)
    print cyan, "Memory:".ljust(10, ' ')  + generate_usage_bar(stats['usedMemory'], stats['maxMemory']) + cyan + Filesize.from("#{stats['usedMemory']} B").pretty.strip.rjust(15, ' ')           + " / " + Filesize.from("#{stats['maxMemory']} B").pretty.strip.ljust(15, ' ')  + "\n"
  end
  if opts[:include].include?(:storage)
    print cyan, "Storage:".ljust(10, ' ') + generate_usage_bar(stats['usedStorage'], stats['maxStorage']) + cyan + Filesize.from("#{stats['usedStorage']} B").pretty.strip.rjust(15, ' ') + " / " + Filesize.from("#{stats['maxStorage']} B").pretty.strip.ljust(15, ' ') + "\n"
  end
  if opts[:include].include?(:cpu)
    cpu_usage = (stats['usedCpu'] || stats['cpuUsage'])
    print cyan, "CPU:".ljust(10, ' ')  + generate_usage_bar(cpu_usage.to_f, 100)  + "\n"
  end
end

#print_yellow_warning(msg) ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 15

def print_yellow_warning(msg)
  print "#{yellow}#{msg}#{reset}\n"
end

#required_blue_prompt ⇒ Object 



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# File 'lib/morpheus/cli/mixins/print_helper.rb', line 169

def required_blue_prompt
  "#{cyan}|#{reset}"
end