Victor Baranov
5 years ago
parent
e0ec581557
commit
41dc4bdb4d
@ -0,0 +1,287 @@ |
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defmodule EthereumJSONRPC.Besu do |
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@moduledoc """ |
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Ethereum JSONRPC methods that are only supported by [Besu](https://besu.hyperledger.org/en/stable/Reference/API-Methods). |
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""" |
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require Logger |
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import EthereumJSONRPC, only: [id_to_params: 1, integer_to_quantity: 1, json_rpc: 2, request: 1] |
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|
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alias EthereumJSONRPC.Parity.{Traces} |
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alias EthereumJSONRPC.{Transaction, Transactions} |
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|
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@behaviour EthereumJSONRPC.Variant |
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|
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@impl EthereumJSONRPC.Variant |
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def fetch_beneficiaries(_block_range, _json_rpc_named_arguments), do: :ignore |
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|
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@impl EthereumJSONRPC.Variant |
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def fetch_internal_transactions(_transactions_params, _json_rpc_named_arguments), do: :ignore |
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|
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@doc """ |
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Fetches the `t:Explorer.Chain.InternalTransaction.changeset/2` params from the Besu trace URL. |
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""" |
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@impl EthereumJSONRPC.Variant |
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def fetch_block_internal_transactions(block_numbers, json_rpc_named_arguments) when is_list(block_numbers) do |
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id_to_params = id_to_params(block_numbers) |
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with {:ok, responses} <- |
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id_to_params |
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|> trace_replay_block_transactions_requests() |
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|> json_rpc(json_rpc_named_arguments) do |
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trace_replay_block_transactions_responses_to_internal_transactions_params(responses, id_to_params) |
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end |
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end |
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|
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@impl EthereumJSONRPC.Variant |
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def fetch_first_trace(transactions_params, json_rpc_named_arguments) when is_list(transactions_params) do |
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id_to_params = id_to_params(transactions_params) |
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trace_replay_transaction_response = |
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id_to_params |
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|> trace_replay_transaction_requests() |
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|> json_rpc(json_rpc_named_arguments) |
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|
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case trace_replay_transaction_response do |
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{:ok, responses} -> |
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case trace_replay_transaction_responses_to_first_trace_params(responses, id_to_params) do |
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{:ok, [first_trace]} -> |
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%{block_hash: block_hash} = |
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transactions_params |
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|> Enum.at(0) |
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{:ok, |
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[%{first_trace: first_trace, block_hash: block_hash, json_rpc_named_arguments: json_rpc_named_arguments}]} |
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{:error, error} -> |
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Logger.error(inspect(error)) |
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{:error, error} |
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end |
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|
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{:error, :econnrefused} -> |
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{:error, :econnrefused} |
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|
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{:error, [error]} -> |
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Logger.error(inspect(error)) |
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{:error, error} |
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end |
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end |
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|
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@doc """ |
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Fetches the pending transactions from the Besu node. |
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*NOTE*: The pending transactions are local to the node that is contacted and may not be consistent across nodes based |
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on the transactions that each node has seen and how each node prioritizes collating transactions into the next block. |
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""" |
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@impl EthereumJSONRPC.Variant |
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@spec fetch_pending_transactions(EthereumJSONRPC.json_rpc_named_arguments()) :: |
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{:ok, [Transaction.params()]} | {:error, reason :: term} |
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def fetch_pending_transactions(json_rpc_named_arguments) do |
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with {:ok, transactions} <- |
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%{id: 1, method: "txpool_besuTransactions", params: []} |
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|> request() |
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|> json_rpc(json_rpc_named_arguments) do |
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transactions_params = |
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transactions |
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|> Transactions.to_elixir() |
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|> Transactions.elixir_to_params() |
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{:ok, transactions_params} |
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end |
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end |
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|
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defp trace_replay_block_transactions_responses_to_internal_transactions_params(responses, id_to_params) |
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when is_list(responses) and is_map(id_to_params) do |
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with {:ok, traces} <- trace_replay_block_transactions_responses_to_traces(responses, id_to_params) do |
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params = |
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traces |
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|> Traces.to_elixir() |
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|> Traces.elixir_to_params() |
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{:ok, params} |
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end |
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end |
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defp trace_replay_block_transactions_responses_to_traces(responses, id_to_params) |
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when is_list(responses) and is_map(id_to_params) do |
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responses |
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|> Enum.map(&trace_replay_block_transactions_response_to_traces(&1, id_to_params)) |
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|> Enum.reduce( |
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{:ok, []}, |
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fn |
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{:ok, traces}, {:ok, acc_traces_list} -> |
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{:ok, [traces | acc_traces_list]} |
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{:ok, _}, {:error, _} = acc_error -> |
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acc_error |
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{:error, reason}, {:ok, _} -> |
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{:error, [reason]} |
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{:error, reason}, {:error, acc_reason} -> |
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{:error, [reason | acc_reason]} |
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end |
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) |
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|> case do |
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{:ok, traces_list} -> |
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traces = |
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traces_list |
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|> Enum.reverse() |
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|> List.flatten() |
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{:ok, traces} |
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{:error, reverse_reasons} -> |
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reasons = Enum.reverse(reverse_reasons) |
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{:error, reasons} |
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end |
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end |
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|
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defp trace_replay_block_transactions_response_to_traces(%{id: id, result: results}, id_to_params) |
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when is_list(results) and is_map(id_to_params) do |
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block_number = Map.fetch!(id_to_params, id) |
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annotated_traces = |
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results |
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|> Stream.with_index() |
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|> Enum.flat_map(fn {%{"trace" => traces, "transactionHash" => transaction_hash}, transaction_index} -> |
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traces |
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|> Stream.with_index() |
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|> Enum.map(fn {trace, index} -> |
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Map.merge(trace, %{ |
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"blockNumber" => block_number, |
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"transactionHash" => transaction_hash, |
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"transactionIndex" => transaction_index, |
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"index" => index |
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}) |
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end) |
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end) |
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{:ok, annotated_traces} |
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end |
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defp trace_replay_block_transactions_response_to_traces(%{id: id, error: error}, id_to_params) |
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when is_map(id_to_params) do |
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block_number = Map.fetch!(id_to_params, id) |
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annotated_error = |
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Map.put(error, :data, %{ |
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"blockNumber" => block_number |
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}) |
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{:error, annotated_error} |
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end |
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defp trace_replay_block_transactions_requests(id_to_params) when is_map(id_to_params) do |
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Enum.map(id_to_params, fn {id, block_number} -> |
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trace_replay_block_transactions_request(%{id: id, block_number: block_number}) |
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end) |
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end |
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defp trace_replay_block_transactions_request(%{id: id, block_number: block_number}) do |
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request(%{id: id, method: "trace_replayBlockTransactions", params: [integer_to_quantity(block_number), ["trace"]]}) |
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end |
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def trace_replay_transaction_responses_to_first_trace_params(responses, id_to_params) |
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when is_list(responses) and is_map(id_to_params) do |
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with {:ok, traces} <- trace_replay_transaction_responses_to_first_trace(responses, id_to_params) do |
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params = |
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traces |
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|> Traces.to_elixir() |
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|> Traces.elixir_to_params() |
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{:ok, params} |
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end |
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end |
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defp trace_replay_transaction_responses_to_first_trace(responses, id_to_params) |
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when is_list(responses) and is_map(id_to_params) do |
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responses |
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|> Enum.map(&trace_replay_transaction_response_to_first_trace(&1, id_to_params)) |
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|> Enum.reduce( |
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{:ok, []}, |
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fn |
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{:ok, traces}, {:ok, acc_traces_list} -> |
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{:ok, [traces | acc_traces_list]} |
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{:ok, _}, {:error, _} = acc_error -> |
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acc_error |
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{:error, reason}, {:ok, _} -> |
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{:error, [reason]} |
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{:error, reason}, {:error, acc_reason} -> |
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{:error, [reason | acc_reason]} |
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end |
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) |
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|> case do |
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{:ok, traces_list} -> |
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traces = |
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traces_list |
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|> Enum.reverse() |
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|> List.flatten() |
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{:ok, traces} |
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{:error, reverse_reasons} -> |
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reasons = Enum.reverse(reverse_reasons) |
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{:error, reasons} |
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end |
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end |
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defp trace_replay_transaction_response_to_first_trace(%{id: id, result: %{"trace" => traces}}, id_to_params) |
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when is_list(traces) and is_map(id_to_params) do |
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%{ |
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block_hash: block_hash, |
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block_number: block_number, |
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hash_data: transaction_hash, |
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transaction_index: transaction_index |
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} = Map.fetch!(id_to_params, id) |
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first_trace = |
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traces |
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|> Stream.with_index() |
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|> Enum.map(fn {trace, index} -> |
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Map.merge(trace, %{ |
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"blockHash" => block_hash, |
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"blockNumber" => block_number, |
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"index" => index, |
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"transactionIndex" => transaction_index, |
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"transactionHash" => transaction_hash |
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}) |
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end) |
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|> Enum.filter(fn trace -> |
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Map.get(trace, "index") == 0 |
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end) |
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{:ok, first_trace} |
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end |
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defp trace_replay_transaction_response_to_first_trace(%{id: id, error: error}, id_to_params) |
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when is_map(id_to_params) do |
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%{ |
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block_hash: block_hash, |
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block_number: block_number, |
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hash_data: transaction_hash, |
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transaction_index: transaction_index |
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} = Map.fetch!(id_to_params, id) |
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annotated_error = |
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Map.put(error, :data, %{ |
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"blockHash" => block_hash, |
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"blockNumber" => block_number, |
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"transactionIndex" => transaction_index, |
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"transactionHash" => transaction_hash |
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}) |
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{:error, annotated_error} |
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end |
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defp trace_replay_transaction_requests(id_to_params) when is_map(id_to_params) do |
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Enum.map(id_to_params, fn {id, %{hash_data: hash_data}} -> |
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trace_replay_transaction_request(%{id: id, hash_data: hash_data}) |
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end) |
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end |
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defp trace_replay_transaction_request(%{id: id, hash_data: hash_data}) do |
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request(%{id: id, method: "trace_replayTransaction", params: [hash_data, ["trace"]]}) |
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end |
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end |
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@ -0,0 +1,25 @@ |
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use Mix.Config |
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config :explorer, |
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json_rpc_named_arguments: [ |
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transport: EthereumJSONRPC.HTTP, |
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transport_options: [ |
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http: EthereumJSONRPC.HTTP.HTTPoison, |
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url: System.get_env("ETHEREUM_JSONRPC_HTTP_URL") || "http://localhost:8545", |
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method_to_url: [ |
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eth_call: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") || "http://localhost:8545", |
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eth_getBalance: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") || "http://localhost:8545", |
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trace_replayTransaction: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") || "http://localhost:8545" |
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], |
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http_options: [recv_timeout: :timer.minutes(1), timeout: :timer.minutes(1), hackney: [pool: :ethereum_jsonrpc]] |
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], |
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variant: EthereumJSONRPC.Besu |
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], |
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subscribe_named_arguments: [ |
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transport: EthereumJSONRPC.WebSocket, |
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transport_options: [ |
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web_socket: EthereumJSONRPC.WebSocket.WebSocketClient, |
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url: System.get_env("ETHEREUM_JSONRPC_WS_URL") |
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], |
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variant: EthereumJSONRPC.Besu |
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] |
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@ -0,0 +1,25 @@ |
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use Mix.Config |
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config :explorer, |
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json_rpc_named_arguments: [ |
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transport: EthereumJSONRPC.HTTP, |
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transport_options: [ |
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http: EthereumJSONRPC.HTTP.HTTPoison, |
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url: System.get_env("ETHEREUM_JSONRPC_HTTP_URL"), |
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method_to_url: [ |
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eth_call: System.get_env("ETHEREUM_JSONRPC_TRACE_URL"), |
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eth_getBalance: System.get_env("ETHEREUM_JSONRPC_TRACE_URL"), |
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trace_replayTransaction: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") |
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], |
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http_options: [recv_timeout: :timer.minutes(1), timeout: :timer.minutes(1), hackney: [pool: :ethereum_jsonrpc]] |
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], |
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variant: EthereumJSONRPC.Besu |
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], |
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subscribe_named_arguments: [ |
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transport: EthereumJSONRPC.WebSocket, |
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transport_options: [ |
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web_socket: EthereumJSONRPC.WebSocket.WebSocketClient, |
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url: System.get_env("ETHEREUM_JSONRPC_WS_URL") |
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], |
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variant: EthereumJSONRPC.Besu |
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] |
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@ -0,0 +1,14 @@ |
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use Mix.Config |
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config :explorer, |
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transport: EthereumJSONRPC.HTTP, |
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json_rpc_named_arguments: [ |
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transport: EthereumJSONRPC.Mox, |
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transport_options: [], |
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variant: EthereumJSONRPC.Besu |
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], |
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subscribe_named_arguments: [ |
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transport: EthereumJSONRPC.Mox, |
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transport_options: [], |
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variant: EthereumJSONRPC.Besu |
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] |
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@ -0,0 +1,30 @@ |
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use Mix.Config |
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config :indexer, |
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block_interval: :timer.seconds(5), |
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json_rpc_named_arguments: [ |
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transport: |
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if(System.get_env("ETHEREUM_JSONRPC_TRANSPORT", "http") == "http", |
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do: EthereumJSONRPC.HTTP, |
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else: EthereumJSONRPC.IPC |
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), |
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else: EthereumJSONRPC.IPC, |
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transport_options: [ |
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http: EthereumJSONRPC.HTTP.HTTPoison, |
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url: System.get_env("ETHEREUM_JSONRPC_HTTP_URL") || "http://localhost:8545", |
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method_to_url: [ |
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eth_getBalance: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") || "http://localhost:8545", |
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trace_block: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") || "http://localhost:8545", |
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trace_replayBlockTransactions: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") || "http://localhost:8545" |
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], |
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http_options: [recv_timeout: :timer.minutes(10), timeout: :timer.minutes(10), hackney: [pool: :ethereum_jsonrpc]] |
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], |
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variant: EthereumJSONRPC.Besu |
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], |
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subscribe_named_arguments: [ |
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transport: System.get_env("ETHEREUM_JSONRPC_WS_URL") && EthereumJSONRPC.WebSocket, |
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transport_options: [ |
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web_socket: EthereumJSONRPC.WebSocket.WebSocketClient, |
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url: System.get_env("ETHEREUM_JSONRPC_WS_URL") |
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] |
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] |
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@ -0,0 +1,29 @@ |
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use Mix.Config |
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config :indexer, |
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block_interval: :timer.seconds(5), |
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json_rpc_named_arguments: [ |
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transport: |
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if(System.get_env("ETHEREUM_JSONRPC_TRANSPORT", "http") == "http", |
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do: EthereumJSONRPC.HTTP, |
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else: EthereumJSONRPC.IPC |
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), |
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transport_options: [ |
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http: EthereumJSONRPC.HTTP.HTTPoison, |
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url: System.get_env("ETHEREUM_JSONRPC_HTTP_URL"), |
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method_to_url: [ |
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eth_getBalance: System.get_env("ETHEREUM_JSONRPC_TRACE_URL"), |
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trace_block: System.get_env("ETHEREUM_JSONRPC_TRACE_URL"), |
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trace_replayTransaction: System.get_env("ETHEREUM_JSONRPC_TRACE_URL") |
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], |
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http_options: [recv_timeout: :timer.minutes(10), timeout: :timer.minutes(10), hackney: [pool: :ethereum_jsonrpc]] |
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], |
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variant: EthereumJSONRPC.Besu |
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], |
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subscribe_named_arguments: [ |
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transport: System.get_env("ETHEREUM_JSONRPC_WS_URL") && EthereumJSONRPC.WebSocket, |
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transport_options: [ |
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web_socket: EthereumJSONRPC.WebSocket.WebSocketClient, |
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url: System.get_env("ETHEREUM_JSONRPC_WS_URL") |
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] |
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] |
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@ -0,0 +1,8 @@ |
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use Mix.Config |
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config :indexer, |
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json_rpc_named_arguments: [ |
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transport: EthereumJSONRPC.Mox, |
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transport_options: [], |
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variant: EthereumJSONRPC.Besu |
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] |
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Reference in new issue