Merge pull request #6257 from blockscout/disable-instance-fetcher-env

DISABLE_TOKEN_INSTANCE_FETCHER env

CHANGELOG.md

@@ -9,6 +9,7 @@
 - [#6111](https://github.com/blockscout/blockscout/pull/6111) - Add Prometheus metrics to indexer
 - [#6168](https://github.com/blockscout/blockscout/pull/6168) - Token instance fetcher checks instance owner and updates current token balance
 - [#6209](https://github.com/blockscout/blockscout/pull/6209) - Add metrics for block import stages, runners, steps
+- [#6257](https://github.com/blockscout/blockscout/pull/6257) - DISABLE_TOKEN_INSTANCE_FETCHER env variable
 
 ### Fixes
 

apps/indexer/lib/indexer/supervisor.ex

@@ -92,21 +92,14 @@ defmodule Indexer.Supervisor do
 
     realtime_subscribe_named_arguments = realtime_overrides[:subscribe_named_arguments] || subscribe_named_arguments
 
-    realtime_fetcher =
-      if Application.get_env(:indexer, Realtime.Supervisor)[:enabled] do
-        [
-          {Realtime.Supervisor,
+    basic_fetchers =
       [
+        # Root fetchers
+        {PendingTransaction.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments]]},
+        configure(Realtime.Supervisor, [
           %{block_fetcher: realtime_block_fetcher, subscribe_named_arguments: realtime_subscribe_named_arguments},
           [name: Realtime.Supervisor]
-           ]}
-        ]
-      else
-        []
-      end
-
-    basic_fetchers = [
-      # Root fetchers
+        ]),
         {Catchup.Supervisor,
          [
            %{block_fetcher: block_fetcher, block_interval: block_interval, memory_monitor: memory_monitor},
@@ -115,16 +108,22 @@ defmodule Indexer.Supervisor do
 
         # Async catchup fetchers
         {UncleBlock.Supervisor, [[block_fetcher: block_fetcher, memory_monitor: memory_monitor]]},
-      {BlockReward.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
+        {BlockReward.Supervisor,
+         [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
         {InternalTransaction.Supervisor,
          [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
-      {CoinBalance.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
+        {CoinBalance.Supervisor,
+         [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
         {Token.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
-      {TokenInstance.Supervisor,
+        configure(TokenInstance.Supervisor, [
+          [json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]
+        ]),
+        {ContractCode.Supervisor,
+         [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
+        {TokenBalance.Supervisor,
+         [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
+        {TokenUpdater.Supervisor,
          [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
-      {ContractCode.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
-      {TokenBalance.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
-      {TokenUpdater.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
         {ReplacedTransaction.Supervisor, [[memory_monitor: memory_monitor]]},
 
         # Out-of-band fetchers
@@ -141,17 +140,19 @@ defmodule Indexer.Supervisor do
          [[json_rpc_named_arguments: json_rpc_named_arguments, memory_monitor: memory_monitor]]},
         {PendingOpsCleaner, [[], []]}
       ]
-
-    all_fetchers =
-      [
-        {PendingTransaction.Supervisor, [[json_rpc_named_arguments: json_rpc_named_arguments]]}
-      ] ++
-        realtime_fetcher ++
-        basic_fetchers
+      |> List.flatten()
 
     Supervisor.init(
-      all_fetchers,
+      basic_fetchers,
       strategy: :one_for_one
     )
   end
+
+  defp configure(process, opts \\ []) do
+    if Application.get_env(:indexer, process)[:enabled] do
+      [{process, opts}]
+    else
+      []
+    end
+  end
 end

config/runtime.exs

@@ -438,6 +438,9 @@ config :indexer, Indexer.Supervisor, enabled: System.get_env("DISABLE_INDEXER")
 
 config :indexer, Indexer.Block.Realtime.Supervisor, enabled: System.get_env("DISABLE_REALTIME_INDEXER") != "true"
 
+config :indexer, Indexer.Fetcher.TokenInstance.Supervisor,
+  enabled: System.get_env("DISABLE_TOKEN_INSTANCE_FETCHER") != "true"
+
 blocks_catchup_fetcher_batch_size_default_str = "10"
 blocks_catchup_fetcher_concurrency_default_str = "10"
 

docker-compose/envs/common-blockscout.env

@@ -79,6 +79,7 @@ DISABLE_READ_API=false
 DISABLE_WRITE_API=false
 DISABLE_INDEXER=false
 DISABLE_REALTIME_INDEXER=false
+DISABLE_TOKEN_INSTANCE_FETCHER=false
 INDEXER_DISABLE_PENDING_TRANSACTIONS_FETCHER=false
 INDEXER_DISABLE_INTERNAL_TRANSACTIONS_FETCHER=false
 # INDEXER_CATCHUP_BLOCKS_BATCH_SIZE=

docker/Makefile

@@ -181,6 +181,9 @@ endif
 ifdef DISABLE_REALTIME_INDEXER
 	BLOCKSCOUT_CONTAINER_PARAMS += -e 'DISABLE_REALTIME_INDEXER=$(DISABLE_REALTIME_INDEXER)'
 endif
+ifdef DISABLE_TOKEN_INSTANCE_FETCHER
+	BLOCKSCOUT_CONTAINER_PARAMS += -e 'DISABLE_TOKEN_INSTANCE_FETCHER=$(DISABLE_TOKEN_INSTANCE_FETCHER)'
+endif
 ifdef WEBAPP_URL
 	BLOCKSCOUT_CONTAINER_PARAMS += -e 'WEBAPP_URL=$(WEBAPP_URL)'
 endif