hotfix(telemetry): do not discard operators without metadata (#1803)

Author: JuArce

telemetry_api/lib/telemetry_api/operators.ex

@@ -1,4 +1,6 @@
 defmodule TelemetryApi.Operators do
+  require Logger
+
   @moduledoc """
   The Operators context.
   """
@@ -130,6 +132,7 @@ defmodule TelemetryApi.Operators do
   #    {:error, string}
   #
   defp add_operator_metadata(op_data) do
+    Logger.info("Fetching metadata for operator: #{op_data.address}")
     with {:ok, url} <- DelegationManager.get_operator_url(op_data.address),
          {:ok, metadata} <- TelemetryApi.Utils.fetch_json_data(url) do
       operator = %{
@@ -140,6 +143,17 @@ defmodule TelemetryApi.Operators do
       }
 
       {:ok, operator}
+    else
+      {:error, reason} ->
+        Logger.error("Failed to fetch metadata for operator: #{op_data.address}. Reason: #{inspect(reason)}")
+        operator = %{
+          id: op_data.id,
+          address: op_data.address,
+          stake: op_data.stake,
+          name: op_data.address
+        }
+
+        {:ok, operator}
     end
   end
 

telemetry_api/lib/telemetry_api/utils.ex

@@ -1,4 +1,6 @@
 defmodule TelemetryApi.Utils do
+  require Logger
+  
   @moduledoc """
   Some utility functions
   """
@@ -15,6 +17,7 @@ defmodule TelemetryApi.Utils do
       {:error, message}
   """
   def fetch_json_data(url) do
+    Logger.info("Fetching data from #{url}")
     with {:ok, %HTTPoison.Response{status_code: 200, body: body}} <- HTTPoison.get(url) do
       Jason.decode(body)
     else