consider whisper data when verifying constructor arguments

apps/explorer/lib/explorer/smart_contract/verifier.ex

@@ -38,10 +38,11 @@ defmodule Explorer.SmartContract.Verifier do
     "0x" <> blockchain_bytecode =
       address_hash
       |> Chain.smart_contract_bytecode()
-      |> extract_bytecode
+
+    blockchain_bytecode_without_whisper = extract_bytecode(blockchain_bytecode)
 
     cond do
-      generated_bytecode != blockchain_bytecode ->
+      generated_bytecode != blockchain_bytecode_without_whisper ->
         {:error, :generated_bytecode}
 
       !ConstructorArguments.verify(address_hash, blockchain_bytecode, arguments_data) ->

apps/explorer/test/explorer/smart_contract/publisher_test.exs

@@ -7,7 +7,6 @@ defmodule Explorer.SmartContract.PublisherTest do
 
   alias Explorer.Chain.SmartContract
   alias Explorer.SmartContract.Publisher
-  alias Explorer.SmartContract.Verifier
   alias Explorer.Factory
 
   describe "publish/2" do
@@ -53,7 +52,7 @@ defmodule Explorer.SmartContract.PublisherTest do
       :transaction
       |> insert(
         created_contract_address_hash: contract_address.hash,
-        input: Verifier.extract_bytecode(contract_code_info.bytecode) <> constructor_arguments
+        input: contract_code_info.bytecode <> constructor_arguments
       )
       |> with_block()
 

apps/explorer/test/explorer/smart_contract/solidity/code_compiler_test.exs

@@ -163,9 +163,12 @@ defmodule Explorer.SmartContract.Solidity.CodeCompilerTest do
   end
 
   defp remove_init_data_and_whisper_data(code) do
-    code
-    |> String.split("0029")
-    |> List.first()
-    |> String.split_at(-64)
+    {res, _} =
+      code
+      |> String.split("0029")
+      |> List.first()
+      |> String.split_at(-64)
+
+    res
   end
 end

apps/explorer/test/explorer/smart_contract/verifier/constructor_arguments_test.exs

@@ -7,7 +7,7 @@ defmodule Explorer.SmartContract.Verifier.ConstructorArgumentsTest do
   alias Explorer.SmartContract.Verifier.ConstructorArguments
 
   describe "verify/3" do
-    test "verifies construct arguments" do
+    test "verifies constructor arguments" do
       bytecode = "0x0102030"
       constructor_arguments = "0x405"
       address = insert(:address)
@@ -23,4 +23,22 @@ defmodule Explorer.SmartContract.Verifier.ConstructorArgumentsTest do
       assert ConstructorArguments.verify(address.hash, bytecode, constructor_arguments)
     end
   end
+
+  test "veriies constructor constructor arguments with whisper data" do
+    bytecode = "0x0102035d943c575be8a2aee2bb7737a765fdd2c6e49b74cd2c92ab0fa8e4282d1a75ae0029"
+    constructor_arguments = "0x0405"
+    address = insert(:address)
+
+    input = %Data{
+      bytes:
+        <<1, 2, 3, 93, 148, 60, 87, 91, 232, 162, 174, 226, 187, 119, 55, 167, 101, 253, 210, 198, 228, 155, 116, 205,
+          44, 146, 171, 15, 168, 228, 40, 45, 26, 117, 174, 0, 41, 4, 5>>
+    }
+
+    :transaction
+    |> insert(created_contract_address_hash: address.hash, input: input)
+    |> with_block()
+
+    assert ConstructorArguments.verify(address.hash, bytecode, constructor_arguments)
+  end
 end

apps/explorer/test/explorer/smart_contract/verifier_test.exs

@@ -74,7 +74,7 @@ defmodule Explorer.SmartContract.VerifierTest do
       :transaction
       |> insert(
         created_contract_address_hash: contract_address.hash,
-        input: Verifier.extract_bytecode(contract_code_info.bytecode) <> constructor_arguments
+        input: contract_code_info.bytecode <> constructor_arguments
       )
       |> with_block()