get_telemetry_data

in source/code/plugins/agent_topology_request_script.rb [32:90]

• 49 lines of code
• 23 McCabe index (conditional complexity)

  def get_telemetry_data(os_info, conf_omsadmin, pid_file)
    os = AgentTopologyRequestOperatingSystem.new
    telemetry = AgentTopologyRequestOperatingSystemTelemetry.new

    if !File.exist?(os_info) && !File.readable?(os_info)
      raise ArgumentError, " Unable to read file #{os_info}; telemetry information will not be sent to server"
    end

    if File.exist?('/var/opt/microsoft/docker-cimprov/state/containerhostname')
      os.InContainer = "True"
      containerimagetagfile = '/var/opt/microsoft/docker-cimprov/state/omscontainertag'
      if File.exist?(containerimagetagfile) && File.readable?(containerimagetagfile)
        os.InContainerVersion = File.read(containerimagetagfile)
      end
      if !ENV['AKS_RESOURCE_ID'].nil?
        os.IsAKSEnvironment = "True"
      end
      k8sversionfile = "/var/opt/microsoft/docker-cimprov/state/kubeletversion"
      if File.exist?(k8sversionfile) && File.readable?(k8sversionfile) 
        os.K8SVersion = File.read(k8sversionfile)
      end
    else
      os.InContainer = "False"
    end

    
    if ENV['TEST_WORKSPACE_ID'].nil? && ENV['TEST_SHARED_KEY'].nil? && File.exist?(conf_omsadmin)
      process_stats = ""
      
      if File.exist?(pid_file) and File.readable?(pid_file)
        pid = File.read(pid_file)
        process_stats = `/opt/omi/bin/omicli wql root/scx \"SELECT PercentUserTime, PercentPrivilegedTime, UsedMemory, PercentUsedMemory FROM SCX_UnixProcessStatisticalInformation where Handle='#{pid}'\" | grep =`
      end

      process_stats.each_line do |line|
        telemetry.PercentUserTime = line.sub("PercentUserTime=","").strip.to_i if line =~ /PercentUserTime/
        telemetry.PercentPrivilegedTime = line.sub("PercentPrivilegedTime=", "").strip.to_i if  line =~ /PercentPrivilegedTime/
        telemetry.UsedMemory = line.sub("UsedMemory=", "").strip.to_i if line =~ / UsedMemory/
        telemetry.PercentUsedMemory = line.sub("PercentUsedMemory=", "").strip.to_i if line =~ /PercentUsedMemory/
      end
    end

       # Get OS info from scx-release
    File.open(os_info).each_line do |line|
      os.Name = line.sub("OSName=","").strip if line =~ /OSName/
      os.Manufacturer = line.sub("OSManufacturer=","").strip if line =~ /OSManufacturer/
      os.Version = line.sub("OSVersion=","").strip if line =~ /OSVersion/
    end

    self.OperatingSystem = os
    os.Telemetry = telemetry
    os.ProcessorArchitecture = "x64"

    # If OperatingSystem is sent in the topology request with nil OS Name, Manufacturer or Version, we get HTTP 403 error
    if !os.Name || !os.Manufacturer || !os.Version
      self.OperatingSystem = nil
    end
  end