Class: KPM::System

Inherits:
Object
  • Object
show all
Defined in:
lib/kpm/system.rb

Constant Summary collapse

MAX_VALUE_COLUMN_WIDTH = 
60
DEFAULT_BUNDLE_DIR = 
Dir['/var' + File::SEPARATOR + 'lib' + File::SEPARATOR + 'killbill' + File::SEPARATOR + 'bundles'][0] || Dir['/var' + File::SEPARATOR + 'tmp' + File::SEPARATOR + 'bundles'][0]
DEFAULT_KAUI_SEARCH_BASE_DIR = 
'**' + File::SEPARATOR + 'kaui'
DEFAULT_KILLBILL_SEARCH_BASE_DIR = 
'**' + File::SEPARATOR + 'ROOT'

Instance Method Summary collapse

Constructor Details

#initialize(logger) ⇒ System

Returns a new instance of System.



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# File 'lib/kpm/system.rb', line 13

def initialize(logger)
  @logger = logger
  @formatter = KPM::Formatter.new
end

Instance Method Details

#information(bundles_dir = nil, output_as_json = false, config_file = nil, kaui_web_path = nil, killbill_web_path = nil) ⇒ Object 



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# File 'lib/kpm/system.rb', line 18

def information(bundles_dir = nil, output_as_json = false, config_file = nil, kaui_web_path = nil, killbill_web_path = nil)
  self.config = config_file
  killbill_information = show_killbill_information(kaui_web_path, killbill_web_path, output_as_json)

  java_version = `java -version 2>&1`.split("\n")[0].split('"')[1]

  environment_information = show_environment_information(java_version, output_as_json)
  os_information = show_os_information(output_as_json)
  cpu_information = show_cpu_information(output_as_json)
  memory_information = show_memory_information(output_as_json)
  disk_space_information = show_disk_space_information(output_as_json)
  entropy_available = show_entropy_available(output_as_json)

  unless java_version.nil?
    command = java_command
    java_system_information = show_java_system_information(command, output_as_json)
  end

  plugin_information = show_plugin_information(plugin_path || bundles_dir || DEFAULT_BUNDLE_DIR, output_as_json)

  json_data = {}
  json_data[:killbill_information] = killbill_information
  json_data[:environment_information] = environment_information
  json_data[:os_information] = os_information
  json_data[:cpu_information] = cpu_information
  json_data[:memory_information] = memory_information
  json_data[:disk_space_information] = disk_space_information
  json_data[:entropy_available] = entropy_available
  json_data[:java_system_information] = java_system_information
  json_data[:plugin_information] = plugin_information

  json_data.to_json
end

#show_cpu_information(output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 83

def show_cpu_information(output_as_json)
  cpu_information = KPM::SystemProxy::CpuInformation.new
  cpu_info = cpu_information.cpu_info
  labels = cpu_information.labels

  @formatter.format(cpu_info, labels) unless output_as_json

  cpu_info
end

#show_disk_space_information(output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 103

def show_disk_space_information(output_as_json)
  disk_space_information = KPM::SystemProxy::DiskSpaceInformation.new
  disk_space_info = disk_space_information.disk_space_info
  labels = disk_space_information.labels

  @formatter.format(disk_space_info, labels) unless output_as_json

  disk_space_info
end

#show_entropy_available(output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 113

def show_entropy_available(output_as_json)
  entropy_information = KPM::SystemProxy::EntropyAvailable.new
  entropy_available = entropy_information.entropy_available
  labels = entropy_information.labels

  @formatter.format(entropy_available, labels) unless output_as_json

  entropy_available
end

#show_environment_information(java_version, output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 71

def show_environment_information(java_version, output_as_json)
  environment = Hash[ruby: { environment: 'Ruby', version: RUBY_VERSION },
                     java: { environment: 'Java', version: java_version.nil? ? 'no version found' : java_version }]

  labels = [{ label: :environment },
            { label: :version }]

  @formatter.format(environment, labels) unless output_as_json

  environment
end

#show_java_system_information(command, output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 133

def show_java_system_information(command, output_as_json)
  java_system = {}
  property_count = 0
  last_key = ''

  `#{command}`.split("\n").each do |prop|
    break if prop.to_s.strip.empty?

    if property_count > 0
      props = prop.split('=')

      if !(props[1].nil? && props[1].to_s.strip.size > MAX_VALUE_COLUMN_WIDTH) && output_as_json == false

        chunks = ".{1,#{MAX_VALUE_COLUMN_WIDTH}}"
        props[1].to_s.scan(/#{chunks}/).each_with_index do |p, index|
          java_system[property_count] = { java_property: index.equal?(0) ? props[0] : '', value: p }
          property_count += 1
        end
      elsif output_as_json
        key = (props[1].nil? ? last_key : props[0]).to_s.strip
        value = props[1].nil? ? props[0] : props[1]

        if java_system.key?(key)
          java_system[key][:value] = java_system[key][:value].to_s.concat(' ').concat(value)
        else
          java_system[key] = { java_property: key, value: value }
        end

      else

        java_system[property_count] = { java_property: props[1].nil? ? '' : props[0], value: props[1].nil? ? props[0] : props[1] }

      end

      last_key = props[1].nil? ? last_key : props[0]
    end

    property_count += 1
  end
  labels = [{ label: :java_property },
            { label: :value }]

  @formatter.format(java_system, labels) unless output_as_json

  java_system
end

#show_killbill_information(kaui_web_path, killbill_web_path, output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 52

def show_killbill_information(kaui_web_path, killbill_web_path, output_as_json)
  kpm_version = KPM::VERSION
  kaui_version = kaui_version(kaui_web_path || kaui_web_path)
  killbill_version = killbill_version(killbill_web_path || killbill_web_path)
  kaui_standalone_version = kaui_standalone_version(kaui_web_path || kaui_web_path)

  environment = Hash[kpm: { system: 'KPM', version: kpm_version },
                     kaui: { system: 'Kaui', version: kaui_version.nil? ? 'not found' : kaui_version },
                     kaui_standalone: { system: 'Kaui standalone', version: kaui_standalone_version.nil? ? 'not found' : kaui_standalone_version },
                     killbill: { system: 'Killbill', version: killbill_version.nil? ? 'not found' : killbill_version }]

  labels = [{ label: :system },
            { label: :version }]

  @formatter.format(environment, labels) unless output_as_json

  environment
end

#show_memory_information(output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 93

def show_memory_information(output_as_json)
  memory_information = KPM::SystemProxy::MemoryInformation.new
  memory_info = memory_information.memory_info
  labels = memory_information.labels

  @formatter.format(memory_info, labels) unless output_as_json

  memory_info
end

#show_os_information(output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 123

def show_os_information(output_as_json)
  os_information = KPM::SystemProxy::OsInformation.new
  os_info = os_information.os_info
  labels = os_information.labels

  @formatter.format(os_info, labels) unless output_as_json

  os_info
end

#show_plugin_information(bundles_dir, output_as_json) ⇒ Object 



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# File 'lib/kpm/system.rb', line 180

def show_plugin_information(bundles_dir, output_as_json)
  if bundles_dir.nil?
    all_plugins = nil
  else
    inspector = KPM::Inspector.new
    all_plugins = inspector.inspect(bundles_dir)
  end

  unless output_as_json
    if all_plugins.nil? || all_plugins.empty?
      puts "\e[91;1mNo KB plugin information available\e[0m\n\n"
    else
      @formatter.format(all_plugins)
    end
  end

  all_plugins = 'No KB plugin information available' if output_as_json && (all_plugins.nil? || all_plugins.empty?)
  all_plugins
end