DISABLE_KNOWN_TOKENS env var

CHANGELOG.md

@@ -36,6 +36,7 @@
 - [#3335](https://github.com/poanetwork/blockscout/pull/3335) - MarketCap calculation: check that ETS tables exist before inserting new data or lookup from the table
 
 ### Chore
+- [#3404](https://github.com/poanetwork/blockscout/pull/3404) - DISABLE_KNOWN_TOKENS env var
 - [#3403](https://github.com/poanetwork/blockscout/pull/3403) - Refactor Coingecko interaction
 - [#3394](https://github.com/poanetwork/blockscout/pull/3394) - Actualize docker vars list
 - [#3372](https://github.com/poanetwork/blockscout/pull/3372), [#3380](https://github.com/poanetwork/blockscout/pull/3380) - Improve all lists header container

apps/explorer/config/config.exs

@@ -125,7 +125,7 @@ config :explorer, Explorer.Counters.Bridge,
 
 config :explorer, Explorer.ExchangeRates, enabled: System.get_env("DISABLE_EXCHANGE_RATES") != "true", store: :ets
 
-config :explorer, Explorer.KnownTokens, enabled: true, store: :ets
+config :explorer, Explorer.KnownTokens, enabled: System.get_env("DISABLE_KNOWN_TOKENS") != "true", store: :ets
 
 config :explorer, Explorer.Integrations.EctoLogger, query_time_ms_threshold: :timer.seconds(2)
 

docker/Makefile

@@ -269,6 +269,9 @@ endif
 ifdef TOTAL_GAS_USAGE_CACHE_PERIOD
 	BLOCKSCOUT_CONTAINER_PARAMS += -e 'TOTAL_GAS_USAGE_CACHE_PERIOD=$(TOTAL_GAS_USAGE_CACHE_PERIOD)'
 endif
+ifdef DISABLE_KNOWN_TOKENS
+	BLOCKSCOUT_CONTAINER_PARAMS += -e 'DISABLE_KNOWN_TOKENS=$(DISABLE_KNOWN_TOKENS)'
+endif
 
 HAS_BLOCKSCOUT_IMAGE := $(shell docker images | grep ${DOCKER_IMAGE})
 build: