Merge branch 'master' into ab-add-contract-code

CHANGELOG.md

@@ -4,6 +4,32 @@
 
 ### Fixes
 
+### Chore
+
+
+## 1.3.6-beta
+
+### Features
+
+ - [#1589](https://github.com/poanetwork/blockscout/pull/1589) - RPC endpoint to list addresses
+ - [#1567](https://github.com/poanetwork/blockscout/pull/1567) - Allow setting different configuration just for realtime fetcher
+ - [#1562](https://github.com/poanetwork/blockscout/pull/1562) - Add incoming transactions count to contract view
+
+### Fixes
+
+ - [#1595](https://github.com/poanetwork/blockscout/pull/1595) - Reduce block_rewards in the catchup fetcher
+ - [#1590](https://github.com/poanetwork/blockscout/pull/1590) - Added guard for fetching blocks with invalid number
+ - [#1588](https://github.com/poanetwork/blockscout/pull/1588) - Fix usd value on address page
+ - [#1586](https://github.com/poanetwork/blockscout/pull/1586) - Exact timestamp display
+ - [#1581](https://github.com/poanetwork/blockscout/pull/1581) - Consider `creates` param when fetching transactions
+ - [#1559](https://github.com/poanetwork/blockscout/pull/1559) - Change v column type for Transactions table
+
+### Chore
+
+ - [#1579](https://github.com/poanetwork/blockscout/pull/1579) - Add SpringChain to the list of Additional Chains Utilizing BlockScout
+ - [#1578](https://github.com/poanetwork/blockscout/pull/1578) - Refine contributing procedure
+ - [#1572](https://github.com/poanetwork/blockscout/pull/1572) - Add option to disable block rewards in indexer config
+
 
 ## 1.3.5-beta
 

README.md

@@ -60,6 +60,8 @@ Currently available block explorers (i.e. Etherscan and Etherchain) are closed s
 * [ARTIS](https://explorer.sigma1.artis.network)
 * [SafeChain](https://explorer.safechain.io)
 * [SpringChain](https://explorer.springrole.com/)
+* [PIRL](http://pirl.es/)
+
 
 ### Visual Interface
 

apps/block_scout_web/lib/block_scout_web/controllers/api/rpc/address_controller.ex

@@ -4,6 +4,20 @@ defmodule BlockScoutWeb.API.RPC.AddressController do
   alias Explorer.{Chain, Etherscan}
   alias Explorer.Chain.{Address, Wei}
 
+  def listaccounts(conn, params) do
+    options =
+      params
+      |> optional_params()
+      |> Map.put_new(:page_number, 0)
+      |> Map.put_new(:page_size, 10)
+
+    accounts = list_accounts(options)
+
+    conn
+    |> put_status(200)
+    |> render(:listaccounts, %{accounts: accounts})
+  end
+
   def balance(conn, params, template \\ :balance) do
     with {:address_param, {:ok, address_param}} <- fetch_address(params),
          {:format, {:ok, address_hashes}} <- to_address_hashes(address_param) do
@@ -260,6 +274,13 @@ defmodule BlockScoutWeb.API.RPC.AddressController do
     Enum.any?(address_hashes, &(&1 == :error))
   end
 
+  defp list_accounts(%{page_number: page_number, page_size: page_size}) do
+    offset = (max(page_number, 1) - 1) * page_size
+
+    # limit is just page_size
+    Chain.list_ordered_addresses(offset, page_size)
+  end
+
   defp hashes_to_addresses(address_hashes) do
     address_hashes
     |> Chain.hashes_to_addresses()

apps/block_scout_web/lib/block_scout_web/etherscan.ex

@@ -168,6 +168,17 @@ defmodule BlockScoutWeb.Etherscan do
     ]
   }
 
+  @account_listaccounts_example_value %{
+    "status" => "1",
+    "message" => "OK",
+    "result" => [
+      %{
+        "address" => "0x0000000000000000000000000000000000000000",
+        "balance" => "135499"
+      }
+    ]
+  }
+
   @account_getminedblocks_example_value_error %{
     "status" => "0",
     "message" => "No blocks found",
@@ -720,6 +731,14 @@ defmodule BlockScoutWeb.Etherscan do
     }
   }
 
+  @account_model %{
+    name: "Account",
+    fields: %{
+      "address" => @address_hash_type,
+      "balance" => @wei_type
+    }
+  }
+
   @contract_model %{
     name: "Contract",
     fields: %{
@@ -1289,6 +1308,50 @@ defmodule BlockScoutWeb.Etherscan do
     ]
   }
 
+  @account_listaccounts_action %{
+    name: "listaccounts",
+    description:
+      "Get a list of accounts and their balances, sorted ascending by the time they were first seen by the explorer.",
+    required_params: [],
+    optional_params: [
+      %{
+        key: "page",
+        type: "integer",
+        description:
+          "A nonnegative integer that represents the page number to be used for pagination. 'offset' must be provided in conjunction."
+      },
+      %{
+        key: "offset",
+        type: "integer",
+        description:
+          "A nonnegative integer that represents the maximum number of records to return when paginating. 'page' must be provided in conjunction."
+      }
+    ],
+    responses: [
+      %{
+        code: "200",
+        description: "successful operation",
+        example_value: Jason.encode!(@account_listaccounts_example_value),
+        model: %{
+          name: "Result",
+          fields: %{
+            status: @status_type,
+            message: @message_type,
+            result: %{
+              type: "array",
+              array_type: @account_model
+            }
+          }
+        }
+      },
+      %{
+        code: "200",
+        description: "error",
+        example_value: Jason.encode!(@account_getminedblocks_example_value_error)
+      }
+    ]
+  }
+
   @logs_getlogs_action %{
     name: "getLogs",
     description: "Get event logs for an address and/or topics. Up to a maximum of 1,000 event logs.",
@@ -1767,7 +1830,8 @@ defmodule BlockScoutWeb.Etherscan do
       @account_tokentx_action,
       @account_tokenbalance_action,
       @account_tokenlist_action,
-      @account_getminedblocks_action
+      @account_getminedblocks_action,
+      @account_listaccounts_action
     ]
   }
 

apps/block_scout_web/lib/block_scout_web/views/api/rpc/address_view.ex

@@ -3,6 +3,11 @@ defmodule BlockScoutWeb.API.RPC.AddressView do
 
   alias BlockScoutWeb.API.RPC.RPCView
 
+  def render("listaccounts.json", %{accounts: accounts}) do
+    accounts = Enum.map(accounts, &prepare_account/1)
+    RPCView.render("show.json", data: accounts)
+  end
+
   def render("balance.json", %{addresses: [address]}) do
     RPCView.render("show.json", data: "#{address.fetched_coin_balance.value}")
   end
@@ -56,6 +61,13 @@ defmodule BlockScoutWeb.API.RPC.AddressView do
     RPCView.render("error.json", assigns)
   end
 
+  defp prepare_account(address) do
+    %{
+      "balance" => to_string(address.fetched_coin_balance.value),
+      "address" => to_string(address.hash)
+    }
+  end
+
   defp prepare_transaction(transaction) do
     %{
       "blockNumber" => "#{transaction.block_number}",

apps/block_scout_web/test/block_scout_web/controllers/api/rpc/address_controller_test.exs

@@ -6,6 +6,49 @@ defmodule BlockScoutWeb.API.RPC.AddressControllerTest do
   alias Explorer.Chain.{Transaction, Wei}
   alias BlockScoutWeb.API.RPC.AddressController
 
+  describe "listaccounts" do
+    setup do
+      %{params: %{"module" => "account", "action" => "listaccounts"}}
+    end
+
+    test "with no addresses", %{params: params, conn: conn} do
+      response =
+        conn
+        |> get("/api", params)
+        |> json_response(200)
+
+      assert response["message"] == "OK"
+      assert response["status"] == "1"
+      assert response["result"] == []
+    end
+
+    test "with existing addresses", %{params: params, conn: conn} do
+      first_address = insert(:address, fetched_coin_balance: 10, inserted_at: Timex.shift(Timex.now(), minutes: -10))
+      second_address = insert(:address, fetched_coin_balance: 100, inserted_at: Timex.shift(Timex.now(), minutes: -5))
+      first_address_hash = to_string(first_address.hash)
+      second_address_hash = to_string(second_address.hash)
+
+      response =
+        conn
+        |> get("/api", params)
+        |> json_response(200)
+
+      assert response["message"] == "OK"
+      assert response["status"] == "1"
+
+      assert [
+               %{
+                 "address" => ^first_address_hash,
+                 "balance" => "10"
+               },
+               %{
+                 "address" => ^second_address_hash,
+                 "balance" => "100"
+               }
+             ] = response["result"]
+    end
+  end
+
   describe "balance" do
     test "with missing address hash", %{conn: conn} do
       params = %{

apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/transaction.ex

@@ -149,23 +149,25 @@ defmodule EthereumJSONRPC.Transaction do
     elixir_to_params(%{transaction | "input" => "0x"})
   end
 
-  def elixir_to_params(%{
-        "blockHash" => block_hash,
-        "blockNumber" => block_number,
-        "from" => from_address_hash,
-        "gas" => gas,
-        "gasPrice" => gas_price,
-        "hash" => hash,
-        "input" => input,
-        "nonce" => nonce,
-        "r" => r,
-        "s" => s,
-        "to" => to_address_hash,
-        "transactionIndex" => index,
-        "v" => v,
-        "value" => value
-      }) do
-    %{
+  def elixir_to_params(
+        %{
+          "blockHash" => block_hash,
+          "blockNumber" => block_number,
+          "from" => from_address_hash,
+          "gas" => gas,
+          "gasPrice" => gas_price,
+          "hash" => hash,
+          "input" => input,
+          "nonce" => nonce,
+          "r" => r,
+          "s" => s,
+          "to" => to_address_hash,
+          "transactionIndex" => index,
+          "v" => v,
+          "value" => value
+        } = transaction
+      ) do
+    result = %{
       block_hash: block_hash,
       block_number: block_number,
       from_address_hash: from_address_hash,
@@ -182,6 +184,12 @@ defmodule EthereumJSONRPC.Transaction do
       value: value,
       transaction_index: index
     }
+
+    if transaction["creates"] do
+      Map.put(result, :created_contract_address_hash, transaction["creates"])
+    else
+      result
+    end
   end
 
   # Ganache bug. it return `to: "0x0"` except of `to: null`

apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/transactions.ex

@@ -56,7 +56,8 @@ defmodule EthereumJSONRPC.Transactions do
           to_address_hash: nil,
           v: "0xbd",
           value: 0,
-          transaction_index: 0
+          transaction_index: 0,
+          created_contract_address_hash: "0xffc87239eb0267bc3ca2cd51d12fbf278e02ccb4"
         }
       ]
 

apps/explorer/lib/explorer/chain.ex

@@ -724,6 +724,19 @@ defmodule Explorer.Chain do
     Repo.all(query)
   end
 
+  @spec list_ordered_addresses(non_neg_integer(), non_neg_integer()) :: [Address.t()]
+  def list_ordered_addresses(offset, limit) do
+    query =
+      from(
+        address in Address,
+        order_by: [asc: address.inserted_at],
+        offset: ^offset,
+        limit: ^limit
+      )
+
+    Repo.all(query)
+  end
+
   def find_contract_address(%Hash{byte_count: unquote(Hash.Address.byte_count())} = hash) do
     query =
       from(

apps/explorer/priv/repo/migrations/20190318151809_add_inserted_at_index_to_accounts.exs

@@ -0,0 +1,7 @@
+defmodule Explorer.Repo.Migrations.AddInsertedAtIndexToAccounts do
+  use Ecto.Migration
+
+  def change do
+    create(index(:addresses, :inserted_at))
+  end
+end

apps/indexer/lib/indexer/block/fetcher.ex

@@ -14,7 +14,7 @@ defmodule Indexer.Block.Fetcher do
   alias Indexer.{AddressExtraction, CoinBalance, MintTransfer, ReplacedTransaction, Token, TokenTransfers, Tracer}
   alias Indexer.Address.{CoinBalances, TokenBalances}
   alias Indexer.Block.Fetcher.Receipts
-  alias Indexer.Block.Transform
+  alias Indexer.Block.{Reward, Transform}
 
   @type address_hash_to_fetched_balance_block_number :: %{String.t() => Block.block_number()}
 
@@ -127,7 +127,10 @@ defmodule Indexer.Block.Fetcher do
              transactions_params: transactions_with_receipts
            }
            |> CoinBalances.params_set(),
-         beneficiaries_with_gas_payment <- add_gas_payments(beneficiary_params_set, transactions_with_receipts),
+         beneficiaries_with_gas_payment <-
+           beneficiary_params_set
+           |> add_gas_payments(transactions_with_receipts)
+           |> Reward.Fetcher.reduce_uncle_rewards(),
          address_token_balances = TokenBalances.params_set(%{token_transfers_params: token_transfers}),
          {:ok, inserted} <-
            __MODULE__.import(

apps/indexer/lib/indexer/block/fetcher/receipts.ex

@@ -42,7 +42,14 @@ defmodule Indexer.Block.Fetcher.Receipts do
       end)
 
     Enum.map(transactions_params, fn %{hash: transaction_hash} = transaction_params ->
-      Map.merge(transaction_params, Map.fetch!(transaction_hash_to_receipt_params, transaction_hash))
+      receipts_params = Map.fetch!(transaction_hash_to_receipt_params, transaction_hash)
+      merged_params = Map.merge(transaction_params, receipts_params)
+
+      if transaction_params[:created_contract_address_hash] && is_nil(receipts_params[:created_contract_address_hash]) do
+        Map.put(merged_params, :created_contract_address_hash, transaction_params[:created_contract_address_hash])
+      else
+        merged_params
+      end
     end)
   end
 

apps/indexer/lib/indexer/block/reward/fetcher.ex

@@ -204,7 +204,7 @@ defmodule Indexer.Block.Reward.Fetcher do
     end)
   end
 
-  defp reduce_uncle_rewards(beneficiaries_params) do
+  def reduce_uncle_rewards(beneficiaries_params) do
     beneficiaries_params
     |> Enum.reduce([], fn %{address_type: address_type} = beneficiary, acc ->
       current =

apps/indexer/test/indexer/block/fetcher_test.exs

@@ -609,6 +609,102 @@ defmodule Indexer.Block.FetcherTest do
           raise ArgumentError, "Unsupported variant (#{variant})"
       end
     end
+
+    @tag :no_geth
+    test "correctly imports blocks with multiple uncle rewards for the same address", %{
+      block_fetcher: %Fetcher{json_rpc_named_arguments: json_rpc_named_arguments} = block_fetcher
+    } do
+      block_number = 7_374_455
+
+      if json_rpc_named_arguments[:transport] == EthereumJSONRPC.Mox do
+        EthereumJSONRPC.Mox
+        |> expect(:json_rpc, 2, fn requests, _options ->
+          {:ok,
+           Enum.map(requests, fn
+             %{id: id, method: "eth_getBlockByNumber", params: ["0x708677", true]} ->
+               %{
+                 id: id,
+                 result: %{
+                   "author" => "0x5a0b54d5dc17e0aadc383d2db43b0a0d3e029c4c",
+                   "difficulty" => "0x6bc767dd80781",
+                   "extraData" => "0x5050594520737061726b706f6f6c2d6574682d7477",
+                   "gasLimit" => "0x7a121d",
+                   "gasUsed" => "0x79cbe9",
+                   "hash" => "0x1b6fb99af0b51af6685a191b2f7bcba684f8565629bf084c70b2530479407455",
+                   "logsBloom" =>
+                     "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",
+                   "miner" => "0x5a0b54d5dc17e0aadc383d2db43b0a0d3e029c4c",
+                   "mixHash" => "0xda53ae7c2b3c529783d6cdacdb90587fd70eb651c0f04253e8ff17de97844010",
+                   "nonce" => "0x0946e5f01fce12bc",
+                   "number" => "0x708677",
+                   "parentHash" => "0x62543e836e0ef7edfa9e38f26526092c4be97efdf5ba9e0f53a4b0b7d5bc930a",
+                   "receiptsRoot" => "0xa7d2b82bd8526de11736c18bd5cc8cfe2692106c4364526f3310ad56d78669c4",
+                   "sealFields" => [
+                     "0xa0da53ae7c2b3c529783d6cdacdb90587fd70eb651c0f04253e8ff17de97844010",
+                     "0x880946e5f01fce12bc"
+                   ],
+                   "sha3Uncles" => "0x483a8a21a5825ad270f358b3ea56e060bbb8b3082d9a92ec8fa17a5c7e6fc1b6",
+                   "size" => "0x544c",
+                   "stateRoot" => "0x85daa9cd528004c1609d4cb3520fd958e85983bb4183124a4a9f7137fd39c691",
+                   "timestamp" => "0x5c8bc76e",
+                   "totalDifficulty" => "0x201a42c35142ae94458",
+                   "transactions" => [],
+                   "transactionsRoot" => "0xcd6c12fa43cd4e92ad5c0bf232b30488bbcbfe273c5b4af0366fced0767d54db",
+                   "uncles" => []
+                 }
+               }
+
+             %{id: id, method: "trace_block"} ->
+               %{
+                 id: id,
+                 result: [
+                   %{
+                     "action" => %{
+                       "author" => "0x5a0b54d5dc17e0aadc383d2db43b0a0d3e029c4c",
+                       "rewardType" => "block",
+                       "value" => "0x1d7d843dc3b48000"
+                     },
+                     "blockHash" => "0x1b6fb99af0b51af6685a191b2f7bcba684f8565629bf084c70b2530479407455",
+                     "blockNumber" => block_number,
+                     "subtraces" => 0,
+                     "traceAddress" => [],
+                     "type" => "reward"
+                   },
+                   %{
+                     "action" => %{
+                       "author" => "0xea674fdde714fd979de3edf0f56aa9716b898ec8",
+                       "rewardType" => "uncle",
+                       "value" => "0x14d1120d7b160000"
+                     },
+                     "blockHash" => "0x1b6fb99af0b51af6685a191b2f7bcba684f8565629bf084c70b2530479407455",
+                     "blockNumber" => block_number,
+                     "subtraces" => 0,
+                     "traceAddress" => [],
+                     "type" => "reward"
+                   },
+                   %{
+                     "action" => %{
+                       "author" => "0xea674fdde714fd979de3edf0f56aa9716b898ec8",
+                       "rewardType" => "uncle",
+                       "value" => "0x18493fba64ef0000"
+                     },
+                     "blockHash" => "0x1b6fb99af0b51af6685a191b2f7bcba684f8565629bf084c70b2530479407455",
+                     "blockNumber" => block_number,
+                     "subtraces" => 0,
+                     "traceAddress" => [],
+                     "type" => "reward"
+                   }
+                 ]
+               }
+           end)}
+        end)
+      end
+
+      assert {:ok, %{errors: [], inserted: %{block_rewards: block_rewards}}} =
+               Fetcher.fetch_and_import_range(block_fetcher, block_number..block_number)
+
+      assert Repo.one!(select(Chain.Block.Reward, fragment("COUNT(*)"))) == 2
+    end
   end
 
   defp wait_until(timeout, producer) do