Add EIP_1559_ELASTICITY_MULTIPLIER env

apps/block_scout_web/lib/block_scout_web/views/api/v2/block_view.ex

@@ -84,7 +84,7 @@ defmodule BlockScoutWeb.API.V2.BlockView do
   end
 
   def gas_target(block) do
-    elasticity_multiplier = 2
+    elasticity_multiplier = Application.get_env(:explorer, :elasticity_multiplier)
     ratio = Decimal.div(block.gas_used, Decimal.div(block.gas_limit, elasticity_multiplier))
     ratio |> Decimal.sub(1) |> Decimal.mult(100) |> Decimal.to_float()
   end

config/runtime.exs

@@ -176,7 +176,8 @@ config :explorer,
   implementation_data_fetching_timeout: :timer.seconds(2),
   restricted_list: System.get_env("RESTRICTED_LIST"),
   restricted_list_key: System.get_env("RESTRICTED_LIST_KEY"),
-  checksum_function: System.get_env("CHECKSUM_FUNCTION") && String.to_atom(System.get_env("CHECKSUM_FUNCTION"))
+  checksum_function: System.get_env("CHECKSUM_FUNCTION") && String.to_atom(System.get_env("CHECKSUM_FUNCTION")),
+  elasticity_multiplier: ConfigHelper.parse_integer_env_var("EIP_1559_ELASTICITY_MULTIPLIER", 2)
 
 config :explorer, Explorer.Chain.Events.Listener,
   enabled:

docker-compose/envs/common-blockscout.env

@@ -183,3 +183,4 @@ ACCOUNT_REDIS_URL=redis://redis_db:6379
 # MIXPANEL_URL=
 # AMPLITUDE_API_KEY=
 # AMPLITUDE_URL=
+EIP_1559_ELASTICITY_MULTIPLIER=2

docker/Makefile

@@ -657,6 +657,9 @@ endif
 ifdef CONTRACT_DISABLE_INTERACTION
 	BLOCKSCOUT_CONTAINER_PARAMS += -e 'CONTRACT_DISABLE_INTERACTION=$(CONTRACT_DISABLE_INTERACTION)'
 endif
+ifdef EIP_1559_ELASTICITY_MULTIPLIER
+	BLOCKSCOUT_CONTAINER_PARAMS += -e 'EIP_1559_ELASTICITY_MULTIPLIER=$(EIP_1559_ELASTICITY_MULTIPLIER)'
+endif
 
 HAS_BLOCKSCOUT_IMAGE := $(shell docker images | grep -sw "${BS_CONTAINER_IMAGE} ")
 build: