[cherry pick]fix: private key hex with zero paddings

nekoyume/Assets/Planetarium/Nekoyume/Editor/HeadlessTool.cs

@@ -5,6 +5,7 @@
 using System.IO;
 using System.Runtime.InteropServices;
 using Libplanet.Common;
+using Nekoyume;
 using Nekoyume.Blockchain;
 using UnityEditor;
 using UnityEngine;
@@ -195,7 +196,7 @@ public static void Initialize()
                     $"run -c DevEx --project NineChronicles.Headless.Executable -C appsettings.local.json --genesis-block-path {Path.Combine(_genesisPath, "genesis-block")} --store-path {Path.Combine(_docsRoot, "planetarium", _storeName)} --store-type memory",
             };
 
-            var pkHex = ByteUtil.Hex(Agent.ProposerKey.ByteArray);
+            var pkHex = Agent.ProposerKey.ToHexWithZeroPaddings();
             startInfo.Arguments +=
                 $" --miner-private-key {pkHex} --consensus-private-key {pkHex} --consensus-seed {Agent.ProposerKey.PublicKey},localhost,60000";
 

nekoyume/Assets/Planetarium/Nekoyume/Editor/LibplanetEditor.cs

@@ -2,6 +2,7 @@
 using System.IO;
 using Libplanet.Common;
 using Libplanet.Crypto;
+using Nekoyume;
 using Nekoyume.Blockchain;
 using Nekoyume.Model;
 using Nekoyume.Model.State;
@@ -15,7 +16,7 @@ public static class LibplanetEditor
         private static PublicKey GetOrCreateInitialValidator()
         {
             var pk = Agent.ProposerKey;
-            Debug.Log($"Private Key of initialValidator: {ByteUtil.Hex(pk.ByteArray)}");
+            Debug.Log($"Private Key of initialValidator: {pk.ToHexWithZeroPaddings()}");
             Debug.Log($"Public Key of initialValidator: {pk.PublicKey}");
             return pk.PublicKey;
         }

nekoyume/Assets/Tests/EditMode/Extensions/PrivateKeyExtensionsTest.cs

@@ -0,0 +1,23 @@
+using System;
+using Libplanet.Common;
+using Libplanet.Crypto;
+using Nekoyume;
+using NUnit.Framework;
+
+namespace Tests.EditMode.Extensions
+{
+    public class PrivateKeyExtensionsTest
+    {
+        [Test]
+        public void ToHexWithZeroPaddings()
+        {
+            const string hexWithZeroPaddings =
+                "00000102030405060708090a0102030405060708090b0102030405060708090c";
+            var privateKey = new PrivateKey(hexWithZeroPaddings);
+            Assert.AreNotEqual(hexWithZeroPaddings, ByteUtil.Hex(privateKey.ByteArray));
+            Assert.Throws<ArgumentOutOfRangeException>(() => new PrivateKey(ByteUtil.Hex(privateKey.ByteArray)));
+            Assert.AreEqual(hexWithZeroPaddings, privateKey.ToHexWithZeroPaddings());
+            Assert.DoesNotThrow(() => new PrivateKey(privateKey.ToHexWithZeroPaddings()));
+        }
+    }
+}

nekoyume/Assets/_Scripts/Extensions/PrivateKeyExtensions.cs

@@ -0,0 +1,14 @@
+using Libplanet.Common;
+using Libplanet.Crypto;
+
+namespace Nekoyume
+{
+    public static class PrivateKeyExtensions
+    {
+        public static string ToHexWithZeroPaddings(this PrivateKey privateKey)
+        {
+            var hex = ByteUtil.Hex(privateKey.ByteArray);
+            return hex.PadLeft(64, '0');
+        }
+    }
+}

nekoyume/Assets/_Scripts/Game/Game.cs

@@ -413,7 +413,7 @@ private IEnumerator Start()
                 {
                     Debug.Log("[Game] Start()... CommandLineOptions.PrivateKey is empty." +
                               " Set local private key instead.");
-                    _commandLineOptions.PrivateKey = ByteUtil.Hex(loginSystem.GetPrivateKey().ByteArray);
+                    _commandLineOptions.PrivateKey = loginSystem.GetPrivateKey().ToHexWithZeroPaddings();
                 }
             }
 #endif
@@ -1508,7 +1508,7 @@ private IEnumerator CoLogin(PlanetContext planetContext, Action<bool> callback)
                     Debug.Log("[Game] CoLogin()... WaitUntil LoginPopup.Login. Done.");
 
                     // NOTE: Update CommandlineOptions.PrivateKey finally.
-                    _commandLineOptions.PrivateKey = ByteUtil.Hex(loginSystem.GetPrivateKey().ByteArray);
+                    _commandLineOptions.PrivateKey = loginSystem.GetPrivateKey().ToHexWithZeroPaddings();
                     Debug.Log("[Game] CoLogin()... CommandLineOptions.PrivateKey finally updated" +
                               $" to ({loginSystem.GetPrivateKey().ToAddress()}).");
                 }
@@ -1547,7 +1547,7 @@ private IEnumerator CoLogin(PlanetContext planetContext, Action<bool> callback)
                 var pk = loginSystem.GetPrivateKey();
 
                 // NOTE: Update CommandlineOptions.PrivateKey.
-                _commandLineOptions.PrivateKey = ByteUtil.Hex(pk.ByteArray);
+                _commandLineOptions.PrivateKey = pk.ToHexWithZeroPaddings();
                 Debug.Log("[Game] CoLogin()... CommandLineOptions.PrivateKey updated" +
                           $" to ({pk.ToAddress()}).");
 
@@ -1571,7 +1571,7 @@ private IEnumerator CoLogin(PlanetContext planetContext, Action<bool> callback)
 
                 introScreen.SetData(
                     _commandLineOptions.KeyStorePath,
-                    ByteUtil.Hex(pk.ByteArray),
+                    pk.ToHexWithZeroPaddings(),
                     planetContext);
             }
             else
@@ -1592,15 +1592,15 @@ private IEnumerator CoLogin(PlanetContext planetContext, Action<bool> callback)
                 var pk = loginSystem.GetPrivateKey();
                 introScreen.Show(
                     _commandLineOptions.KeyStorePath,
-                    ByteUtil.Hex(pk.ByteArray),
+                    pk.ToHexWithZeroPaddings(),
                     planetContext);
 
                 Debug.Log("[Game] CoLogin()... WaitUntil introScreen.OnClickStart.");
                 yield return introScreen.OnClickStart.AsObservable().First().StartAsCoroutine();
                 Debug.Log("[Game] CoLogin()... WaitUntil introScreen.OnClickStart. Done.");
 
                 // NOTE: Update CommandlineOptions.PrivateKey finally.
-                _commandLineOptions.PrivateKey = ByteUtil.Hex(pk.ByteArray);
+                _commandLineOptions.PrivateKey = pk.ToHexWithZeroPaddings();
                 Debug.Log("[Game] CoLogin()... CommandLineOptions.PrivateKey finally updated" +
                           $" to ({pk.ToAddress()}).");
 
@@ -1809,7 +1809,7 @@ private IEnumerator CoLogin(PlanetContext planetContext, Action<bool> callback)
             Debug.Log("[Game] CoLogin()... WaitUntil loginPopup.Login. Done.");
 
             // NOTE: Update CommandlineOptions.PrivateKey finally.
-            _commandLineOptions.PrivateKey = ByteUtil.Hex(loginSystem.GetPrivateKey().ByteArray);
+            _commandLineOptions.PrivateKey = loginSystem.GetPrivateKey().ToHexWithZeroPaddings();
             Debug.Log("[Game] CoLogin()... CommandLineOptions.PrivateKey finally updated" +
                       $" to ({loginSystem.GetPrivateKey().ToAddress()}).");
 

nekoyume/Assets/_Scripts/Helper/HeadlessHelper.cs

@@ -49,7 +49,7 @@ public static bool CheckHeadlessSettings()
 
         public static void RunLocalHeadless()
         {
-            var pkHex = ByteUtil.Hex(Agent.ProposerKey.ByteArray);
+            var pkHex = Agent.ProposerKey.ToHexWithZeroPaddings();
             try
             {
                 Debug.Log(Path.Combine(_genesisPath, "genesis-block"));

nekoyume/Assets/_Scripts/UI/Widget/Popup/SettingPopup.cs

@@ -215,20 +215,21 @@ public override void Show(bool ignoreStartAnimation = false)
             if (!(_privateKey is null))
             {
                 addressContentInputField.text = _privateKey.ToAddress().ToString();
-                privateKeyContentInputField.text = ByteUtil.Hex(_privateKey.ByteArray);
+                privateKeyContentInputField.text = _privateKey.ToHexWithZeroPaddings();
             }
             else
             {
-                if (Game.Game.instance.Agent.PrivateKey is null)
+                var agent = Game.Game.instance.Agent;
+                if (agent?.PrivateKey is null)
                 {
                     addressContentInputField.text = string.Empty;
                     privateKeyContentInputField.text = string.Empty;
                 }
                 else
                 {
-                    addressContentInputField.text = Game.Game.instance.Agent.Address.ToString();
-                    privateKeyContentInputField.text =
-                        ByteUtil.Hex(Game.Game.instance.Agent.PrivateKey.ByteArray);
+
+                    addressContentInputField.text = agent.Address.ToString();
+                    privateKeyContentInputField.text = agent.PrivateKey.ToHexWithZeroPaddings();
                 }
             }