Merge branch 'testnet' into 1795-fixexamples-use-correct-verifybatchinclusion-function-and-update-python-scripts-on-examplesverify

Author: MauroToscano

explorer/lib/explorer_web/router.ex

@@ -29,6 +29,7 @@ defmodule ExplorerWeb.Router do
   end
 
   pipeline :api do
+    plug CORSPlug, origin: "*"
     plug :accepts, ["json"]
   end
 

explorer/mix.exs

@@ -62,7 +62,8 @@ defmodule Explorer.MixProject do
       {:postgrex, ">= 0.0.0"},
       {:cachex, "~> 3.6"},
       {:mutex, "~> 2.0"},
-      {:tails, "~> 0.1.5"}
+      {:tails, "~> 0.1.5"},
+      {:cors_plug, "~> 3.0"},
     ]
   end
 

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