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Blockchain explorer for Ethereum based network and a tool for inspecting and analyzing EVM based blockchains.
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blockscout/config/runtime.exs

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import Config
import Bitwise
indexer_memory_limit =
"INDEXER_MEMORY_LIMIT"
|> System.get_env("1")
|> Integer.parse()
|> case do
{integer, ""} -> integer
_ -> 1
end
config :indexer,
memory_limit: indexer_memory_limit <<< 30
indexer_empty_blocks_sanitizer_batch_size =
if System.get_env("INDEXER_EMPTY_BLOCKS_SANITIZER_BATCH_SIZE") do
case Integer.parse(System.get_env("INDEXER_EMPTY_BLOCKS_SANITIZER_BATCH_SIZE")) do
{integer, ""} -> integer
_ -> 100
end
else
100
end
config :indexer, Indexer.Fetcher.EmptyBlocksSanitizer, batch_size: indexer_empty_blocks_sanitizer_batch_size
config :block_scout_web, :footer,
chat_link: System.get_env("FOOTER_CHAT_LINK", "https://discord.gg/XmNatGKbPS"),
forum_link: System.get_env("FOOTER_FORUM_LINK", "https://forum.poa.network/c/blockscout"),
github_link: System.get_env("FOOTER_GITHUB_LINK", "https://github.com/blockscout/blockscout")
######################
### BlockScout Web ###
######################
config :block_scout_web,
version: System.get_env("BLOCKSCOUT_VERSION"),
release_link: System.get_env("RELEASE_LINK"),
decompiled_smart_contract_token: System.get_env("DECOMPILED_SMART_CONTRACT_TOKEN"),
show_percentage: if(System.get_env("SHOW_ADDRESS_MARKETCAP_PERCENTAGE", "true") == "false", do: false, else: true),
checksum_address_hashes: if(System.get_env("CHECKSUM_ADDRESS_HASHES", "true") == "false", do: false, else: true)
config :block_scout_web, BlockScoutWeb.Chain,
network: System.get_env("NETWORK"),
subnetwork: System.get_env("SUBNETWORK"),
network_icon: System.get_env("NETWORK_ICON"),
logo: System.get_env("LOGO"),
logo_footer: System.get_env("LOGO_FOOTER"),
logo_text: System.get_env("LOGO_TEXT"),
has_emission_funds: false,
show_maintenance_alert: System.get_env("SHOW_MAINTENANCE_ALERT", "false") == "true",
enable_testnet_label: System.get_env("SHOW_TESTNET_LABEL", "false") == "true",
testnet_label_text: System.get_env("TESTNET_LABEL_TEXT", "Testnet")
config :block_scout_web,
link_to_other_explorers: System.get_env("LINK_TO_OTHER_EXPLORERS") == "true",
other_explorers: System.get_env("OTHER_EXPLORERS"),
other_networks: System.get_env("SUPPORTED_CHAINS"),
webapp_url: System.get_env("WEBAPP_URL"),
api_url: System.get_env("API_URL"),
apps_menu: if(System.get_env("APPS_MENU", "false") == "true", do: true, else: false),
external_apps: System.get_env("EXTERNAL_APPS"),
gas_price: System.get_env("GAS_PRICE", nil),
restricted_list: System.get_env("RESTRICTED_LIST", nil),
restricted_list_key: System.get_env("RESTRICTED_LIST_KEY", nil),
dark_forest_addresses: System.get_env("CUSTOM_CONTRACT_ADDRESSES_DARK_FOREST"),
dark_forest_addresses_v_0_5: System.get_env("CUSTOM_CONTRACT_ADDRESSES_DARK_FOREST_V_0_5"),
circles_addresses: System.get_env("CUSTOM_CONTRACT_ADDRESSES_CIRCLES"),
test_tokens_addresses: System.get_env("CUSTOM_CONTRACT_ADDRESSES_TEST_TOKEN"),
max_size_to_show_array_as_is: Integer.parse(System.get_env("MAX_SIZE_UNLESS_HIDE_ARRAY", "50")),
max_length_to_show_string_without_trimming: System.get_env("MAX_STRING_LENGTH_WITHOUT_TRIMMING", "2040"),
re_captcha_secret_key: System.get_env("RE_CAPTCHA_SECRET_KEY", nil),
re_captcha_client_key: System.get_env("RE_CAPTCHA_CLIENT_KEY", nil),
chain_id: System.get_env("CHAIN_ID"),
json_rpc: System.get_env("JSON_RPC")
default_api_rate_limit = 50
default_api_rate_limit_str = Integer.to_string(default_api_rate_limit)
global_api_rate_limit_value =
"API_RATE_LIMIT"
|> System.get_env(default_api_rate_limit_str)
|> Integer.parse()
|> case do
{integer, ""} -> integer
_ -> default_api_rate_limit
end
api_rate_limit_by_key_value =
"API_RATE_LIMIT_BY_KEY"
|> System.get_env(default_api_rate_limit_str)
|> Integer.parse()
|> case do
{integer, ""} -> integer
_ -> default_api_rate_limit
end
api_rate_limit_by_ip_value =
"API_RATE_LIMIT_BY_IP"
|> System.get_env(default_api_rate_limit_str)
|> Integer.parse()
|> case do
{integer, ""} -> integer
_ -> default_api_rate_limit
end
config :block_scout_web, :api_rate_limit,
global_limit: global_api_rate_limit_value,
limit_by_key: api_rate_limit_by_key_value,
limit_by_ip: api_rate_limit_by_ip_value,
static_api_key: System.get_env("API_RATE_LIMIT_STATIC_API_KEY", nil),
whitelisted_ips: System.get_env("API_RATE_LIMIT_WHITELISTED_IPS", nil)
config :block_scout_web, BlockScoutWeb.Endpoint,
server: true,
url: [
scheme: System.get_env("BLOCKSCOUT_PROTOCOL") || "http",
host: System.get_env("BLOCKSCOUT_HOST") || "localhost"
]
# Configures History
price_chart_config =
if System.get_env("SHOW_PRICE_CHART", "false") != "false" do
%{market: [:price, :market_cap]}
else
%{}
end
tx_chart_config =
if System.get_env("SHOW_TXS_CHART", "true") == "true" do
%{transactions: [:transactions_per_day]}
else
%{}
end
config :block_scout_web,
chart_config: Map.merge(price_chart_config, tx_chart_config)
config :block_scout_web, BlockScoutWeb.Chain.Address.CoinBalance,
# days
coin_balance_history_days: System.get_env("COIN_BALANCE_HISTORY_DAYS", "10")
########################
### Ethereum JSONRPC ###
########################
config :ethereum_jsonrpc,
rpc_transport: if(System.get_env("ETHEREUM_JSONRPC_TRANSPORT", "http") == "http", do: :http, else: :ipc),
ipc_path: System.get_env("IPC_PATH"),
disable_archive_balances?: System.get_env("ETHEREUM_JSONRPC_DISABLE_ARCHIVE_BALANCES", "false") == "true"
debug_trace_transaction_timeout = System.get_env("ETHEREUM_JSONRPC_DEBUG_TRACE_TRANSACTION_TIMEOUT", "5s")
config :ethereum_jsonrpc, EthereumJSONRPC.Geth, debug_trace_transaction_timeout: debug_trace_transaction_timeout
################
### Explorer ###
################
disable_indexer = System.get_env("DISABLE_INDEXER")
disable_webapp = System.get_env("DISABLE_WEBAPP")
healthy_blocks_period =
System.get_env("HEALTHY_BLOCKS_PERIOD", "5")
|> Integer.parse()
|> elem(0)
|> :timer.minutes()
config :explorer,
coin: System.get_env("COIN") || "POA",
coin_name: System.get_env("COIN_NAME") || System.get_env("COIN") || "POA",
allowed_evm_versions:
System.get_env("ALLOWED_EVM_VERSIONS") ||
"homestead,tangerineWhistle,spuriousDragon,byzantium,constantinople,petersburg,istanbul,berlin,london,default",
include_uncles_in_average_block_time:
if(System.get_env("UNCLES_IN_AVERAGE_BLOCK_TIME") == "true", do: true, else: false),
healthy_blocks_period: healthy_blocks_period,
realtime_events_sender:
if(disable_webapp != "true",
do: Explorer.Chain.Events.SimpleSender,
else: Explorer.Chain.Events.DBSender
)
config :explorer, Explorer.Chain.Events.Listener,
enabled:
if(disable_webapp == "true" && disable_indexer == "true",
do: false,
else: true
)
config :explorer, Explorer.ChainSpec.GenesisData,
chain_spec_path: System.get_env("CHAIN_SPEC_PATH"),
emission_format: System.get_env("EMISSION_FORMAT", "DEFAULT"),
rewards_contract_address: System.get_env("REWARDS_CONTRACT", "0xeca443e8e1ab29971a45a9c57a6a9875701698a5")
config :explorer, Explorer.Chain.Cache.BlockNumber,
ttl_check_interval: if(disable_indexer == "true", do: :timer.seconds(1), else: false),
global_ttl: if(disable_indexer == "true", do: :timer.seconds(5))
address_sum_global_ttl =
"CACHE_ADDRESS_SUM_PERIOD"
|> System.get_env("")
|> Integer.parse()
|> case do
{integer, ""} -> :timer.seconds(integer)
_ -> :timer.minutes(60)
end
config :explorer, Explorer.Chain.Cache.AddressSum, global_ttl: address_sum_global_ttl
config :explorer, Explorer.Chain.Cache.AddressSumMinusBurnt, global_ttl: address_sum_global_ttl
config :explorer, Explorer.ExchangeRates,
store: :ets,
enabled: System.get_env("DISABLE_EXCHANGE_RATES") != "true",
coingecko_coin_id: System.get_env("EXCHANGE_RATES_COINGECKO_COIN_ID"),
coingecko_api_key: System.get_env("EXCHANGE_RATES_COINGECKO_API_KEY"),
coinmarketcap_api_key: System.get_env("EXCHANGE_RATES_COINMARKETCAP_API_KEY"),
fetch_btc_value: System.get_env("EXCHANGE_RATES_FETCH_BTC_VALUE") == "true"
exchange_rates_source =
cond do
System.get_env("EXCHANGE_RATES_SOURCE") == "coin_gecko" -> Explorer.ExchangeRates.Source.CoinGecko
System.get_env("EXCHANGE_RATES_SOURCE") == "coin_market_cap" -> Explorer.ExchangeRates.Source.CoinMarketCap
true -> Explorer.ExchangeRates.Source.CoinGecko
end
config :explorer, Explorer.ExchangeRates.Source, source: exchange_rates_source
config :explorer, Explorer.KnownTokens, enabled: System.get_env("DISABLE_KNOWN_TOKENS") != "true", store: :ets
config :explorer, Explorer.Market.History.Cataloger, enabled: disable_indexer != "true"
txs_stats_init_lag =
System.get_env("TXS_HISTORIAN_INIT_LAG", "0")
|> Integer.parse()
|> elem(0)
|> :timer.minutes()
txs_stats_days_to_compile_at_init =
System.get_env("TXS_STATS_DAYS_TO_COMPILE_AT_INIT", "40")
|> Integer.parse()
|> elem(0)
config :explorer, Explorer.Chain.Transaction.History.Historian,
enabled: System.get_env("ENABLE_TXS_STATS", "true") != "false",
init_lag: txs_stats_init_lag,
days_to_compile_at_init: txs_stats_days_to_compile_at_init
history_fetch_interval =
case Integer.parse(System.get_env("HISTORY_FETCH_INTERVAL", "")) do
{mins, ""} -> mins
_ -> 60
end
|> :timer.minutes()
config :explorer, Explorer.History.Process, history_fetch_interval: history_fetch_interval
if System.get_env("METADATA_CONTRACT") && System.get_env("VALIDATORS_CONTRACT") do
config :explorer, Explorer.Validator.MetadataRetriever,
metadata_contract_address: System.get_env("METADATA_CONTRACT"),
validators_contract_address: System.get_env("VALIDATORS_CONTRACT")
config :explorer, Explorer.Validator.MetadataProcessor, enabled: disable_indexer != "true"
else
config :explorer, Explorer.Validator.MetadataProcessor, enabled: false
end
config :explorer, Explorer.Chain.Block.Reward,
validators_contract_address: System.get_env("VALIDATORS_CONTRACT"),
keys_manager_contract_address: System.get_env("KEYS_MANAGER_CONTRACT")
case System.get_env("SUPPLY_MODULE") do
"rsk" ->
config :explorer, supply: Explorer.Chain.Supply.RSK
_ ->
:ok
end
config :explorer,
checksum_function: System.get_env("CHECKSUM_FUNCTION") && String.to_atom(System.get_env("CHECKSUM_FUNCTION"))
config :explorer, Explorer.Chain.Cache.Blocks,
ttl_check_interval: if(disable_indexer == "true", do: :timer.seconds(1), else: false),
global_ttl: if(disable_indexer == "true", do: :timer.seconds(5))
config :explorer, Explorer.Chain.Cache.Transactions,
ttl_check_interval: if(disable_indexer == "true", do: :timer.seconds(1), else: false),
global_ttl: if(disable_indexer == "true", do: :timer.seconds(5))
config :explorer, Explorer.Chain.Cache.Accounts,
ttl_check_interval: if(disable_indexer == "true", do: :timer.seconds(1), else: false),
global_ttl: if(disable_indexer == "true", do: :timer.seconds(5))
config :explorer, Explorer.Chain.Cache.Uncles,
ttl_check_interval: if(disable_indexer == "true", do: :timer.seconds(1), else: false),
global_ttl: if(disable_indexer == "true", do: :timer.seconds(5))
config :explorer, Explorer.ThirdPartyIntegrations.Sourcify,
server_url: System.get_env("SOURCIFY_SERVER_URL") || "https://sourcify.dev/server",
enabled: System.get_env("ENABLE_SOURCIFY_INTEGRATION") == "true",
chain_id: System.get_env("CHAIN_ID"),
repo_url: System.get_env("SOURCIFY_REPO_URL") || "https://repo.sourcify.dev/contracts"
config :explorer, Explorer.SmartContract.RustVerifierInterface,
service_url: System.get_env("RUST_VERIFICATION_SERVICE_URL"),
enabled: System.get_env("ENABLE_RUST_VERIFICATION_SERVICE") == "true"
###############
### Indexer ###
###############
block_transformers = %{
"clique" => Indexer.Transform.Blocks.Clique,
"base" => Indexer.Transform.Blocks.Base
}
# Compile time environment variable access requires recompilation.
configured_transformer = System.get_env("BLOCK_TRANSFORMER") || "base"
block_transformer =
case Map.get(block_transformers, configured_transformer) do
nil ->
raise """
No such block transformer: #{configured_transformer}.
Valid values are:
#{Enum.join(Map.keys(block_transformers), "\n")}
Please update environment variable BLOCK_TRANSFORMER accordingly.
"""
transformer ->
transformer
end
config :indexer,
block_transformer: block_transformer,
metadata_updater_seconds_interval:
String.to_integer(System.get_env("TOKEN_METADATA_UPDATE_INTERVAL") || "#{2 * 24 * 60 * 60}"),
block_ranges: System.get_env("BLOCK_RANGES") || "",
first_block: System.get_env("FIRST_BLOCK") || "",
last_block: System.get_env("LAST_BLOCK") || "",
trace_first_block: System.get_env("TRACE_FIRST_BLOCK") || "",
trace_last_block: System.get_env("TRACE_LAST_BLOCK") || "",
fetch_rewards_way: System.get_env("FETCH_REWARDS_WAY", "trace_block")
config :indexer, Indexer.Fetcher.PendingTransaction.Supervisor,
disabled?:
System.get_env("ETHEREUM_JSONRPC_VARIANT") == "besu" ||
System.get_env("INDEXER_DISABLE_PENDING_TRANSACTIONS_FETCHER", "false") == "true"
token_balance_on_demand_fetcher_threshold_minutes = System.get_env("TOKEN_BALANCE_ON_DEMAND_FETCHER_THRESHOLD_MINUTES")
token_balance_on_demand_fetcher_threshold =
case token_balance_on_demand_fetcher_threshold_minutes &&
Integer.parse(token_balance_on_demand_fetcher_threshold_minutes) do
{integer, ""} -> integer
_ -> 60
end
config :indexer, Indexer.Fetcher.TokenBalanceOnDemand, threshold: token_balance_on_demand_fetcher_threshold
coin_balance_on_demand_fetcher_threshold_minutes = System.get_env("COIN_BALANCE_ON_DEMAND_FETCHER_THRESHOLD_MINUTES")
coin_balance_on_demand_fetcher_threshold =
case coin_balance_on_demand_fetcher_threshold_minutes &&
Integer.parse(coin_balance_on_demand_fetcher_threshold_minutes) do
{integer, ""} -> integer
_ -> 60
end
config :indexer, Indexer.Fetcher.CoinBalanceOnDemand, threshold: coin_balance_on_demand_fetcher_threshold
config :indexer, Indexer.Fetcher.BlockReward.Supervisor,
disabled?: System.get_env("INDEXER_DISABLE_BLOCK_REWARD_FETCHER", "false") == "true"
config :indexer, Indexer.Fetcher.InternalTransaction.Supervisor,
disabled?: System.get_env("INDEXER_DISABLE_INTERNAL_TRANSACTIONS_FETCHER", "false") == "true"
config :indexer, Indexer.Fetcher.CoinBalance.Supervisor,
disabled?: System.get_env("INDEXER_DISABLE_ADDRESS_COIN_BALANCE_FETCHER", "false") == "true"
config :indexer, Indexer.Fetcher.TokenUpdater.Supervisor,
disabled?: System.get_env("INDEXER_DISABLE_CATALOGED_TOKEN_UPDATER_FETCHER", "false") == "true"
config :indexer, Indexer.Fetcher.EmptyBlocksSanitizer.Supervisor,
disabled?: System.get_env("INDEXER_DISABLE_EMPTY_BLOCK_SANITIZER", "false") == "true"
config :indexer, Indexer.Supervisor, enabled: System.get_env("DISABLE_INDEXER") != "true"
config :indexer, Indexer.Block.Realtime.Supervisor, enabled: System.get_env("DISABLE_REALTIME_INDEXER") != "true"
Code.require_file("#{config_env()}.exs", "config/runtime")
for config <- "../apps/*/config/runtime/#{config_env()}.exs" |> Path.expand(__DIR__) |> Path.wildcard() do
Code.require_file("#{config_env()}.exs", Path.dirname(config))
end