feat: Public IPFS gateway URL (#10511)

apps/block_scout_web/lib/block_scout_web/views/nft_helper.ex

@@ -84,6 +84,12 @@ defmodule BlockScoutWeb.NFTHelper do
   defp ipfs_link(image_url, prefix) do
     ipfs_uid = String.slice(image_url, String.length(prefix)..-1//1)
 
-    "https://ipfs.io/ipfs/" <> ipfs_uid
+    public_ipfs_gateway_url =
+      :indexer
+      |> Application.get_env(:ipfs)
+      |> Keyword.get(:public_gateway_url)
+      |> String.trim_trailing("/")
+
+    public_ipfs_gateway_url <> "/" <> ipfs_uid
   end
 end

config/runtime.exs

@@ -646,7 +646,8 @@ config :indexer, :ipfs,
   gateway_url_param_key: System.get_env("IPFS_GATEWAY_URL_PARAM_KEY"),
   gateway_url_param_value: System.get_env("IPFS_GATEWAY_URL_PARAM_VALUE"),
   gateway_url_param_location:
-    ConfigHelper.parse_catalog_value("IPFS_GATEWAY_URL_PARAM_LOCATION", ["query", "header"], true)
+    ConfigHelper.parse_catalog_value("IPFS_GATEWAY_URL_PARAM_LOCATION", ["query", "header"], true),
+  public_gateway_url: System.get_env("IPFS_PUBLIC_GATEWAY_URL", "https://ipfs.io/ipfs")
 
 config :indexer, Indexer.Supervisor, enabled: !ConfigHelper.parse_bool_env_var("DISABLE_INDEXER")
 

docker-compose/envs/common-blockscout.env

@@ -367,6 +367,10 @@ EIP_1559_ELASTICITY_MULTIPLIER=2
 # AMPLITUDE_API_KEY=
 # AMPLITUDE_URL=
 # IPFS_GATEWAY_URL=
+# IPFS_GATEWAY_URL_PARAM_KEY=
+# IPFS_GATEWAY_URL_PARAM_VALUE=
+# IPFS_GATEWAY_URL_PARAM_LOCATION=
+# IPFS_PUBLIC_GATEWAY_URL=
 # ADDRESSES_TABS_COUNTERS_TTL=10m
 # DENORMALIZATION_MIGRATION_BATCH_SIZE=
 # DENORMALIZATION_MIGRATION_CONCURRENCY=