yatender-oktalk

defmodule ExChain.BlockChain.Block do
  @moduledoc """
    This module is the single block struct in a blockchain
  """
  
  defstruct ~w(timestamp last_hash hash data)a
 end

yatender-oktalk

defmodule Alpha do
  @moduledoc """
  Documentation for `Alpha`.
  """

  require OpenTelemetry.Tracer

  def start_call() do
    OpenTelemetry.Tracer.with_span "alpha-span" do
      delay = 100

yatender-oktalk

defmodule Alpha.Application do
  ...
  def start(_type, _start) do
_ = OpenTelemetry.register_application_tracer(:alpha)

    children = [
      # Starts a worker by calling: Alpha.Worker.start_link(arg)
      # {Alpha.Worker, arg}
    ]

yatender-oktalk

import Config

config :opentelemetry,
       :processors,
       ot_batch_processor: %{
         exporter:
           {:opentelemetry_zipkin,
            %{
              address: 'http://localhost:9411/api/v2/spans',
              local_endpoint: %{service_name: "alpha"}

yatender-oktalk

defmodule Alpha.MixProject do

...
  defp deps do
    [
      {:opentelemetry, "~> 0.4.0"},
      {:opentelemetry_api, "~> 0.3.2"},
      {:opentelemetry_zipkin, "~> 0.2.0"}
    ]
  end

yatender-oktalk

defmodule OpenTelemetryDemo.Application do
  # See https://hexdocs.pm/elixir/Application.html
  # for more information on OTP Applications
  @moduledoc """
  OpenTelemetryDemo entry point
  """

  use Application

  @impl true

yatender-oktalk

use Mix.Config

config :opentelemetry,
       :processors,
       ot_batch_processor: %{
         exporter:
           {:opentelemetry_zipkin,
            %{
              address: 'http://localhost:9411/api/v2/spans',
              local_endpoint: %{service_name: "open_telemetry_demo"}

yatender-oktalk

defmodule OpenTelemetryDemo do
  @moduledoc """
  Documentation for `OpenTelemetryDemo`.
  """
  require OpenTelemetry.Tracer
  require OpenTelemetry.Span

  @doc """
  random function just to show the open-telemetry demo,
  this function will mimic some working of the modules.

yatender-oktalk

def application do
  [
    extra_applications: [:lager, :logger, :inets, :opentelemetry]
    mod: {OpenTelemetryDemo.Application, []}
  ]
end

def deps do
  [
    # opentelemetry

yatender-oktalk

input {
    beats {
        type => beats
        port => 5060
    }
}

filter {
    dissect {
        mapping => {