Merge branch 'chainstate-update'

Framework/DiscordRewards/CheckConfig.cs

@@ -13,9 +13,9 @@ namespace DiscordRewards
     public enum CheckType
     {
         Uninitialized,
-        FilledSlot,
+        HostFilledSlot,
-        FinishedSlot,
+        HostFinishedSlot,
-        PostedContract,
+        ClientPostedContract,
-        StartedContract,
+        ClientStartedContract,
     }
 }

Framework/DiscordRewards/GiveRewardsCommand.cs

@@ -5,6 +5,11 @@
         public RewardUsersCommand[] Rewards { get; set; } = Array.Empty<RewardUsersCommand>();
         public MarketAverage[] Averages { get; set; } = Array.Empty<MarketAverage>();
         public string[] EventsOverview { get; set; } = Array.Empty<string>();
+
+        public bool HasAny()
+        {
+            return Rewards.Any() || Averages.Any() || EventsOverview.Any();
+        }
     }
 
     public class RewardUsersCommand

Framework/DiscordRewards/RewardRepo.cs

@@ -11,19 +11,19 @@ namespace DiscordRewards
             // Filled any slot
             new RewardConfig(1187039439558541498, $"{Tag} successfully filled their first slot!", new CheckConfig
             {
-                Type = CheckType.FilledSlot
+                Type = CheckType.HostFilledSlot
             }),
 
             // Finished any slot
             new RewardConfig(1202286165630390339, $"{Tag} successfully finished their first slot!", new CheckConfig
             {
-                Type = CheckType.FinishedSlot
+                Type = CheckType.HostFinishedSlot
             }),
 
             // Finished a sizable slot
             new RewardConfig(1202286218738405418, $"{Tag} finished their first 1GB-24h slot! (10mb/5mins for test)", new CheckConfig
             {
-                Type = CheckType.FinishedSlot,
+                Type = CheckType.HostFinishedSlot,
                 MinSlotSize = 10.MB(),
                 MinDuration = TimeSpan.FromMinutes(5.0),
             }),
@@ -31,19 +31,19 @@ namespace DiscordRewards
             // Posted any contract
             new RewardConfig(1202286258370383913, $"{Tag} posted their first contract!", new CheckConfig
             {
-                Type = CheckType.PostedContract
+                Type = CheckType.ClientPostedContract
             }),
 
             // Started any contract
             new RewardConfig(1202286330873126992, $"A contract created by {Tag} reached Started state for the first time!", new CheckConfig
             {
-                Type = CheckType.StartedContract
+                Type = CheckType.ClientStartedContract
             }),
 
             // Started a sizable contract
             new RewardConfig(1202286381670608909, $"A large contract created by {Tag} reached Started state for the first time! (10mb/5mins for test)", new CheckConfig
             {
-                Type = CheckType.StartedContract,
+                Type = CheckType.ClientStartedContract,
                 MinNumberOfHosts = 4,
                 MinSlotSize = 10.MB(),
                 MinDuration = TimeSpan.FromMinutes(5.0),

Framework/NethereumWorkflow/NethereumInteraction.cs

@@ -117,6 +117,7 @@ namespace NethereumWorkflow
             }
 
             return new BlockInterval(
+                timeRange: timeRange,
                 from: fromBlock.Value,
                 to: toBlock.Value
             );

Framework/Utils/BlockInterval.cs

@@ -2,7 +2,7 @@
 {
     public class BlockInterval
     {
-        public BlockInterval(ulong from, ulong to)
+        public BlockInterval(TimeRange timeRange, ulong from, ulong to)
         {
             if (from < to)
             {
@@ -14,10 +14,13 @@
                 From = to;
                 To = from;
             }
+            TimeRange = timeRange;
         }
 
         public ulong From { get; }
         public ulong To { get; }
+        public TimeRange TimeRange { get; }
+        public ulong NumberOfBlocks => To - From;
 
         public override string ToString()
         {

ProjectPlugins/CodexContractsPlugin/ChainMonitor/ChainEvents.cs

@@ -0,0 +1,68 @@
+using CodexContractsPlugin.Marketplace;
+using Utils;
+
+namespace CodexContractsPlugin.ChainMonitor
+{
+    public class ChainEvents
+    {
+        private ChainEvents(
+            BlockInterval blockInterval,
+            Request[] requests,
+            RequestFulfilledEventDTO[] fulfilled,
+            RequestCancelledEventDTO[] cancelled,
+            SlotFilledEventDTO[] slotFilled,
+            SlotFreedEventDTO[] slotFreed
+            )
+        {
+            BlockInterval = blockInterval;
+            Requests = requests;
+            Fulfilled = fulfilled;
+            Cancelled = cancelled;
+            SlotFilled = slotFilled;
+            SlotFreed = slotFreed;
+        }
+
+        public BlockInterval BlockInterval { get; }
+        public Request[] Requests { get; }
+        public RequestFulfilledEventDTO[] Fulfilled { get; }
+        public RequestCancelledEventDTO[] Cancelled { get; }
+        public SlotFilledEventDTO[] SlotFilled { get; }
+        public SlotFreedEventDTO[] SlotFreed { get; }
+
+        public IHasBlock[] All
+        {
+            get
+            {
+                var all = new List<IHasBlock>();
+                all.AddRange(Requests);
+                all.AddRange(Fulfilled);
+                all.AddRange(Cancelled);
+                all.AddRange(SlotFilled);
+                all.AddRange(SlotFreed);
+                return all.ToArray();
+            }
+        }
+
+        public static ChainEvents FromBlockInterval(ICodexContracts contracts, BlockInterval blockInterval)
+        {
+            return FromContractEvents(contracts.GetEvents(blockInterval));
+        }
+
+        public static ChainEvents FromTimeRange(ICodexContracts contracts, TimeRange timeRange)
+        {
+            return FromContractEvents(contracts.GetEvents(timeRange));
+        }
+
+        public static ChainEvents FromContractEvents(ICodexContractsEvents events)
+        {
+            return new ChainEvents(
+                events.BlockInterval,
+                events.GetStorageRequests(),
+                events.GetRequestFulfilledEvents(),
+                events.GetRequestCancelledEvents(),
+                events.GetSlotFilledEvents(),
+                events.GetSlotFreedEvents()
+            );
+        }
+    }
+}

ProjectPlugins/CodexContractsPlugin/ChainMonitor/ChainState.cs

@@ -0,0 +1,156 @@
+using CodexContractsPlugin.Marketplace;
+using Logging;
+using System.Numerics;
+using Utils;
+
+namespace CodexContractsPlugin.ChainMonitor
+{
+    public interface IChainStateChangeHandler
+    {
+        void OnNewRequest(IChainStateRequest request);
+        void OnRequestFinished(IChainStateRequest request);
+        void OnRequestFulfilled(IChainStateRequest request);
+        void OnRequestCancelled(IChainStateRequest request);
+        void OnSlotFilled(IChainStateRequest request, BigInteger slotIndex);
+        void OnSlotFreed(IChainStateRequest request, BigInteger slotIndex);
+    }
+
+    public class ChainState
+    {
+        private readonly List<ChainStateRequest> requests = new List<ChainStateRequest>();
+        private readonly ILog log;
+        private readonly ICodexContracts contracts;
+        private readonly IChainStateChangeHandler handler;
+
+        public ChainState(ILog log, ICodexContracts contracts, IChainStateChangeHandler changeHandler, DateTime startUtc)
+        {
+            this.log = new LogPrefixer(log, "(ChainState) ");
+            this.contracts = contracts;
+            handler = changeHandler;
+            StartUtc = startUtc;
+            TotalSpan = new TimeRange(startUtc, startUtc);
+        }
+
+        public TimeRange TotalSpan { get; private set; }
+        public IChainStateRequest[] Requests => requests.ToArray();
+
+        public DateTime StartUtc { get; }
+
+        public void Update()
+        {
+            Update(DateTime.UtcNow);
+        }
+
+        public void Update(DateTime toUtc)
+        {
+            var span = new TimeRange(TotalSpan.To, toUtc);
+            var events = ChainEvents.FromTimeRange(contracts, span);
+            Apply(events);
+
+            TotalSpan = new TimeRange(TotalSpan.From, span.To);
+        }
+
+        private void Apply(ChainEvents events)
+        {
+            if (events.BlockInterval.TimeRange.From < TotalSpan.From)
+                throw new Exception("Attempt to update ChainState with set of events from before its current record.");
+
+            log.Log($"ChainState updating: {events.BlockInterval}");
+
+            // Run through each block and apply the events to the state in order.
+            var span = events.BlockInterval.TimeRange.Duration;
+            var numBlocks = events.BlockInterval.NumberOfBlocks;
+            var spanPerBlock = span / numBlocks;
+
+            var eventUtc = events.BlockInterval.TimeRange.From;
+            for (var b = events.BlockInterval.From; b <= events.BlockInterval.To; b++)
+            {
+                var blockEvents = events.All.Where(e => e.Block.BlockNumber == b).ToArray();
+                ApplyEvents(b, blockEvents, eventUtc);
+
+                eventUtc += spanPerBlock;
+            }
+        }
+
+        private void ApplyEvents(ulong blockNumber, IHasBlock[] blockEvents, DateTime eventsUtc)
+        {
+            foreach (var e in blockEvents)
+            {
+                dynamic d = e;
+                ApplyEvent(d);
+            }
+
+            ApplyTimeImplicitEvents(blockNumber, eventsUtc);
+        }
+
+        private void ApplyEvent(Request request)
+        {
+            if (requests.Any(r => Equal(r.Request.RequestId, request.RequestId)))
+                throw new Exception("Received NewRequest event for id that already exists.");
+
+            var newRequest = new ChainStateRequest(log, request, RequestState.New);
+            requests.Add(newRequest);
+
+            handler.OnNewRequest(newRequest);
+        }
+
+        private void ApplyEvent(RequestFulfilledEventDTO request)
+        {
+            var r = FindRequest(request.RequestId);
+            if (r == null) return;
+            r.UpdateState(request.Block.BlockNumber, RequestState.Started);
+            handler.OnRequestFulfilled(r);
+        }
+
+        private void ApplyEvent(RequestCancelledEventDTO request)
+        {
+            var r = FindRequest(request.RequestId);
+            if (r == null) return;
+            r.UpdateState(request.Block.BlockNumber, RequestState.Cancelled);
+            handler.OnRequestCancelled(r);
+        }
+
+        private void ApplyEvent(SlotFilledEventDTO request)
+        {
+            var r = FindRequest(request.RequestId);
+            if (r == null) return;
+            r.Hosts.Add(request.Host, (int)request.SlotIndex);
+            r.Log($"[{request.Block.BlockNumber}] SlotFilled (host:'{request.Host}', slotIndex:{request.SlotIndex})");
+            handler.OnSlotFilled(r, request.SlotIndex);
+        }
+
+        private void ApplyEvent(SlotFreedEventDTO request)
+        {
+            var r = FindRequest(request.RequestId);
+            if (r == null) return;
+            r.Hosts.RemoveHost((int)request.SlotIndex);
+            r.Log($"[{request.Block.BlockNumber}] SlotFreed (slotIndex:{request.SlotIndex})");
+            handler.OnSlotFreed(r, request.SlotIndex);
+        }
+
+        private void ApplyTimeImplicitEvents(ulong blockNumber, DateTime eventsUtc)
+        {
+            foreach (var r in requests)
+            {
+                if (r.State == RequestState.Started
+                    && r.FinishedUtc < eventsUtc)
+                {
+                    r.UpdateState(blockNumber, RequestState.Finished);
+                    handler.OnRequestFinished(r);
+                }
+            }
+        }
+
+        private ChainStateRequest? FindRequest(byte[] requestId)
+        {
+            var r = requests.SingleOrDefault(r => Equal(r.Request.RequestId, requestId));
+            if (r == null) log.Log("Unable to find request by ID!");
+            return r;
+        }
+
+        private bool Equal(byte[] a, byte[] b)
+        {
+            return a.SequenceEqual(b);
+        }
+    }
+}

ProjectPlugins/CodexContractsPlugin/ChainMonitor/ChainStateRequest.cs

@@ -0,0 +1,80 @@
+using CodexContractsPlugin.Marketplace;
+using GethPlugin;
+using Logging;
+
+namespace CodexContractsPlugin.ChainMonitor
+{
+    public interface IChainStateRequest
+    {
+        Request Request { get; }
+        RequestState State { get; }
+        DateTime ExpiryUtc { get; }
+        DateTime FinishedUtc { get; }
+        EthAddress Client { get; }
+        RequestHosts Hosts { get; }
+    }
+
+    public class ChainStateRequest : IChainStateRequest
+    {
+        private readonly ILog log;
+
+        public ChainStateRequest(ILog log, Request request, RequestState state)
+        {
+            this.log = log;
+            Request = request;
+            State = state;
+
+            ExpiryUtc = request.Block.Utc + TimeSpan.FromSeconds((double)request.Expiry);
+            FinishedUtc = request.Block.Utc + TimeSpan.FromSeconds((double)request.Ask.Duration);
+
+            Log($"[{request.Block.BlockNumber}] Created as {State}.");
+
+            Client = new EthAddress(request.Client);
+            Hosts = new RequestHosts();
+        }
+
+        public Request Request { get; }
+        public RequestState State { get; private set; }
+        public DateTime ExpiryUtc { get; }
+        public DateTime FinishedUtc { get; }
+        public EthAddress Client { get; }
+        public RequestHosts Hosts { get; }
+
+        public void UpdateState(ulong blockNumber, RequestState newState)
+        {
+            Log($"[{blockNumber}] Transit: {State} -> {newState}");
+            State = newState;
+        }
+
+        public void Log(string msg)
+        {
+            log.Log($"Request '{Request.Id}': {msg}");
+        }
+    }
+
+    public class RequestHosts
+    {
+        private readonly Dictionary<int, EthAddress> hosts = new Dictionary<int, EthAddress>();
+
+        public void Add(EthAddress host, int index)
+        {
+            hosts.Add(index, host);
+        }
+        
+        public void RemoveHost(int index)
+        {
+            hosts.Remove(index);
+        }
+
+        public EthAddress? GetHost(int index)
+        {
+            if (!hosts.ContainsKey(index)) return null;
+            return hosts[index];
+        }
+
+        public EthAddress[] GetHosts()
+        {
+            return hosts.Values.ToArray();
+        }
+    }
+}

ProjectPlugins/CodexContractsPlugin/ChainMonitor/DoNothingChainEventHandler.cs

@@ -0,0 +1,31 @@
+using System.Numerics;
+
+namespace CodexContractsPlugin.ChainMonitor
+{
+    public class DoNothingChainEventHandler : IChainStateChangeHandler
+    {
+        public void OnNewRequest(IChainStateRequest request)
+        {
+        }
+
+        public void OnRequestCancelled(IChainStateRequest request)
+        {
+        }
+
+        public void OnRequestFinished(IChainStateRequest request)
+        {
+        }
+
+        public void OnRequestFulfilled(IChainStateRequest request)
+        {
+        }
+
+        public void OnSlotFilled(IChainStateRequest request, BigInteger slotIndex)
+        {
+        }
+
+        public void OnSlotFreed(IChainStateRequest request, BigInteger slotIndex)
+        {
+        }
+    }
+}

ProjectPlugins/CodexContractsPlugin/CodexContractsAccess.cs

@@ -2,10 +2,8 @@
 using GethPlugin;
 using Logging;
 using Nethereum.ABI;
-using Nethereum.Hex.HexTypes;
 using Nethereum.Util;
 using NethereumWorkflow;
-using NethereumWorkflow.BlockUtils;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Converters;
 using Utils;
@@ -22,13 +20,10 @@ namespace CodexContractsPlugin
         TestToken GetTestTokenBalance(IHasEthAddress owner);
         TestToken GetTestTokenBalance(EthAddress ethAddress);
 
-        Request[] GetStorageRequests(BlockInterval blockRange);
+        ICodexContractsEvents GetEvents(TimeRange timeRange);
+        ICodexContractsEvents GetEvents(BlockInterval blockInterval);
         EthAddress? GetSlotHost(Request storageRequest, decimal slotIndex);
         RequestState GetRequestState(Request request);
-        RequestFulfilledEventDTO[] GetRequestFulfilledEvents(BlockInterval blockRange);
-        RequestCancelledEventDTO[] GetRequestCancelledEvents(BlockInterval blockRange);
-        SlotFilledEventDTO[] GetSlotFilledEvents(BlockInterval blockRange);
-        SlotFreedEventDTO[] GetSlotFreedEvents(BlockInterval blockRange);
     }
 
     [JsonConverter(typeof(StringEnumConverter))]
@@ -81,65 +76,14 @@ namespace CodexContractsPlugin
             return balance.TstWei();
         }
 
-        public Request[] GetStorageRequests(BlockInterval blockRange)
+        public ICodexContractsEvents GetEvents(TimeRange timeRange)
         {
-            var events = gethNode.GetEvents<StorageRequestedEventDTO>(Deployment.MarketplaceAddress, blockRange);
+            return GetEvents(gethNode.ConvertTimeRangeToBlockRange(timeRange));
-            var i = StartInteraction();
-            return events
-                    .Select(e =>
-                    {
-                        var requestEvent = i.GetRequest(Deployment.MarketplaceAddress, e.Event.RequestId);
-                        var result = requestEvent.ReturnValue1;
-                        result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
-                        result.RequestId = e.Event.RequestId;
-                        return result;
-                    })
-                    .ToArray();
         }
 
-        public RequestFulfilledEventDTO[] GetRequestFulfilledEvents(BlockInterval blockRange)
+        public ICodexContractsEvents GetEvents(BlockInterval blockInterval)
         {
-            var events = gethNode.GetEvents<RequestFulfilledEventDTO>(Deployment.MarketplaceAddress, blockRange);
+            return new CodexContractsEvents(log, gethNode, Deployment, blockInterval);
-            return events.Select(e =>
-            {
-                var result = e.Event;
-                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
-                return result;
-            }).ToArray();
-        }
-
-        public RequestCancelledEventDTO[] GetRequestCancelledEvents(BlockInterval blockRange)
-        {
-            var events = gethNode.GetEvents<RequestCancelledEventDTO>(Deployment.MarketplaceAddress, blockRange);
-            return events.Select(e =>
-            {
-                var result = e.Event;
-                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
-                return result;
-            }).ToArray();
-        }
-
-        public SlotFilledEventDTO[] GetSlotFilledEvents(BlockInterval blockRange)
-        {
-            var events = gethNode.GetEvents<SlotFilledEventDTO>(Deployment.MarketplaceAddress, blockRange);
-            return events.Select(e =>
-            {
-                var result = e.Event;
-                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
-                result.Host = GetEthAddressFromTransaction(e.Log.TransactionHash);
-                return result;
-            }).ToArray();
-        }
-
-        public SlotFreedEventDTO[] GetSlotFreedEvents(BlockInterval blockRange)
-        {
-            var events = gethNode.GetEvents<SlotFreedEventDTO>(Deployment.MarketplaceAddress, blockRange);
-            return events.Select(e =>
-            {
-                var result = e.Event;
-                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
-                return result;
-            }).ToArray();
         }
 
         public EthAddress? GetSlotHost(Request storageRequest, decimal slotIndex)
@@ -170,17 +114,6 @@ namespace CodexContractsPlugin
             return gethNode.Call<RequestStateFunction, RequestState>(Deployment.MarketplaceAddress, func);
         }
 
-        private BlockTimeEntry GetBlock(ulong number)
-        {
-            return gethNode.GetBlockForNumber(number);
-        }
-
-        private EthAddress GetEthAddressFromTransaction(string transactionHash)
-        {
-            var transaction = gethNode.GetTransaction(transactionHash);
-            return new EthAddress(transaction.From);
-        }
-
         private ContractInteractions StartInteraction()
         {
             return new ContractInteractions(log, gethNode);

ProjectPlugins/CodexContractsPlugin/CodexContractsEvents.cs

@@ -0,0 +1,108 @@
+using CodexContractsPlugin.Marketplace;
+using GethPlugin;
+using Logging;
+using Nethereum.Hex.HexTypes;
+using NethereumWorkflow.BlockUtils;
+using Utils;
+
+namespace CodexContractsPlugin
+{
+    public interface ICodexContractsEvents
+    {
+        BlockInterval BlockInterval { get; }
+        Request[] GetStorageRequests();
+        RequestFulfilledEventDTO[] GetRequestFulfilledEvents();
+        RequestCancelledEventDTO[] GetRequestCancelledEvents();
+        SlotFilledEventDTO[] GetSlotFilledEvents();
+        SlotFreedEventDTO[] GetSlotFreedEvents();
+    }
+
+    public class CodexContractsEvents : ICodexContractsEvents
+    {
+        private readonly ILog log;
+        private readonly IGethNode gethNode;
+        private readonly CodexContractsDeployment deployment;
+
+        public CodexContractsEvents(ILog log, IGethNode gethNode, CodexContractsDeployment deployment, BlockInterval blockInterval)
+        {
+            this.log = log;
+            this.gethNode = gethNode;
+            this.deployment = deployment;
+            BlockInterval = blockInterval;
+        }
+        
+        public BlockInterval BlockInterval { get; }
+
+        public Request[] GetStorageRequests()
+        {
+            var events = gethNode.GetEvents<StorageRequestedEventDTO>(deployment.MarketplaceAddress, BlockInterval);
+            var i = new ContractInteractions(log, gethNode);
+            return events
+            .Select(e =>
+            {
+                        var requestEvent = i.GetRequest(deployment.MarketplaceAddress, e.Event.RequestId);
+                        var result = requestEvent.ReturnValue1;
+                        result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
+                        result.RequestId = e.Event.RequestId;
+                        return result;
+                    })
+                    .ToArray();
+        }
+
+        public RequestFulfilledEventDTO[] GetRequestFulfilledEvents()
+        {
+            var events = gethNode.GetEvents<RequestFulfilledEventDTO>(deployment.MarketplaceAddress, BlockInterval);
+            return events.Select(e =>
+            {
+                var result = e.Event;
+                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
+                return result;
+            }).ToArray();
+        }
+
+        public RequestCancelledEventDTO[] GetRequestCancelledEvents()
+        {
+            var events = gethNode.GetEvents<RequestCancelledEventDTO>(deployment.MarketplaceAddress, BlockInterval);
+            return events.Select(e =>
+            {
+                var result = e.Event;
+                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
+                return result;
+            }).ToArray();
+        }
+
+        public SlotFilledEventDTO[] GetSlotFilledEvents()
+        {
+            var events = gethNode.GetEvents<SlotFilledEventDTO>(deployment.MarketplaceAddress, BlockInterval);
+            return events.Select(e =>
+            {
+                var result = e.Event;
+                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
+                result.Host = GetEthAddressFromTransaction(e.Log.TransactionHash);
+                return result;
+            }).ToArray();
+        }
+
+        public SlotFreedEventDTO[] GetSlotFreedEvents()
+        {
+            var events = gethNode.GetEvents<SlotFreedEventDTO>(deployment.MarketplaceAddress, BlockInterval);
+            return events.Select(e =>
+            {
+                var result = e.Event;
+                result.Block = GetBlock(e.Log.BlockNumber.ToUlong());
+                return result;
+            }).ToArray();
+        }
+
+        private BlockTimeEntry GetBlock(ulong number)
+        {
+            return gethNode.GetBlockForNumber(number);
+        }
+
+        private EthAddress GetEthAddressFromTransaction(string transactionHash)
+        {
+            var transaction = gethNode.GetTransaction(transactionHash);
+            return new EthAddress(transaction.From);
+        }
+    }
+}

ProjectPlugins/CodexContractsPlugin/Marketplace/Customizations.cs

@@ -5,35 +5,49 @@ using Newtonsoft.Json;
 
 namespace CodexContractsPlugin.Marketplace
 {
-    public partial class Request : RequestBase
+    public interface IHasBlock
+    {
+        BlockTimeEntry Block { get; set; }
+    }
+
+    public partial class Request : RequestBase, IHasBlock
     {
         [JsonIgnore]
         public BlockTimeEntry Block { get; set; }
         public byte[] RequestId { get; set; }
 
         public EthAddress ClientAddress { get { return new EthAddress(Client); } }
+
+        [JsonIgnore]
+        public string Id
+        {
+            get
+            {
+                return BitConverter.ToString(RequestId).Replace("-", "").ToLowerInvariant();
+            }
+        }
     }
 
-    public partial class RequestFulfilledEventDTO
+    public partial class RequestFulfilledEventDTO : IHasBlock
     {
         [JsonIgnore]
         public BlockTimeEntry Block { get; set; }
     }
 
-    public partial class RequestCancelledEventDTO
+    public partial class RequestCancelledEventDTO : IHasBlock
     {
         [JsonIgnore]
         public BlockTimeEntry Block { get; set; }
     }
 
-    public partial class SlotFilledEventDTO
+    public partial class SlotFilledEventDTO : IHasBlock
     {
         [JsonIgnore]
         public BlockTimeEntry Block { get; set; }
         public EthAddress Host { get; set; }
     }
 
-    public partial class SlotFreedEventDTO
+    public partial class SlotFreedEventDTO : IHasBlock
     {
         [JsonIgnore]
         public BlockTimeEntry Block { get; set; }

ProjectPlugins/CodexDiscordBotPlugin/CodexDiscordBotPlugin.cs

@@ -1,11 +1,13 @@
 using Core;
 using KubernetesWorkflow;
 using KubernetesWorkflow.Types;
+using Utils;
 
 namespace CodexDiscordBotPlugin
 {
     public class CodexDiscordBotPlugin : IProjectPlugin, IHasLogPrefix, IHasMetadata
     {
+        private const string ExpectedStartupMessage = "Debug option is set. Discord connection disabled!";
         private readonly IPluginTools tools;
 
         public CodexDiscordBotPlugin(IPluginTools tools)
@@ -46,14 +48,59 @@ namespace CodexDiscordBotPlugin
             var startupConfig = new StartupConfig();
             startupConfig.NameOverride = config.Name;
             startupConfig.Add(config);
-            return workflow.Start(1, new DiscordBotContainerRecipe(), startupConfig).WaitForOnline();
+            var pod = workflow.Start(1, new DiscordBotContainerRecipe(), startupConfig).WaitForOnline();
+            WaitForStartupMessage(workflow, pod);
+            workflow.CreateCrashWatcher(pod.Containers.Single()).Start();
+            return pod;
         }
 
         private RunningPod StartRewarderContainer(IStartupWorkflow workflow, RewarderBotStartupConfig config)
         {
             var startupConfig = new StartupConfig();
+            startupConfig.NameOverride = config.Name;
             startupConfig.Add(config);
-            return workflow.Start(1, new RewarderBotContainerRecipe(), startupConfig).WaitForOnline();
+            var pod = workflow.Start(1, new RewarderBotContainerRecipe(), startupConfig).WaitForOnline();
+            workflow.CreateCrashWatcher(pod.Containers.Single()).Start();
+            return pod;
+        }
+
+        private void WaitForStartupMessage(IStartupWorkflow workflow, RunningPod pod)
+        {
+            var finder = new LogLineFinder(ExpectedStartupMessage, workflow);
+            Time.WaitUntil(() =>
+            {
+                finder.FindLine(pod);
+                return finder.Found;
+            }, nameof(WaitForStartupMessage));
+        }
+
+        public class LogLineFinder : LogHandler
+        {
+            private readonly string message;
+            private readonly IStartupWorkflow workflow;
+
+            public LogLineFinder(string message, IStartupWorkflow workflow)
+            {
+                this.message = message;
+                this.workflow = workflow;
+            }
+
+            public void FindLine(RunningPod pod)
+            {
+                Found = false;
+                foreach (var c in pod.Containers)
+                {
+                    workflow.DownloadContainerLog(c, this);
+                    if (Found) return;
+                }
+            }
+
+            public bool Found { get; private set; }
+
+            protected override void ProcessLine(string line)
+            {
+                if (!Found && line.Contains(message)) Found = true;
+            }
         }
     }
 }

ProjectPlugins/CodexDiscordBotPlugin/DiscordBotContainerRecipe.cs

@@ -7,7 +7,7 @@ namespace CodexDiscordBotPlugin
     public class DiscordBotContainerRecipe : ContainerRecipeFactory
     {
         public override string AppName => "discordbot-bibliotech";
-        public override string Image => "codexstorage/codex-discordbot:sha-8c64352";
+        public override string Image => "codexstorage/codex-discordbot:sha-22cf82b";
 
         public static string RewardsPort = "bot_rewards_port";
 
@@ -33,6 +33,8 @@ namespace CodexDiscordBotPlugin
             AddEnvVar("CODEXCONTRACTS_TOKENADDRESS", gethInfo.TokenAddress);
             AddEnvVar("CODEXCONTRACTS_ABI", gethInfo.Abi);
 
+            AddEnvVar("NODISCORD", "1");
+
             AddInternalPortAndVar("REWARDAPIPORT", RewardsPort);
 
             if (!string.IsNullOrEmpty(config.DataPath))

ProjectPlugins/CodexDiscordBotPlugin/DiscordBotStartupConfig.cs

@@ -27,8 +27,9 @@
 
     public class RewarderBotStartupConfig
     {
-        public RewarderBotStartupConfig(string discordBotHost, int discordBotPort, string intervalMinutes, DateTime historyStartUtc, DiscordBotGethInfo gethInfo, string? dataPath)
+        public RewarderBotStartupConfig(string name, string discordBotHost, int discordBotPort, int intervalMinutes, DateTime historyStartUtc, DiscordBotGethInfo gethInfo, string? dataPath)
         {
+            Name = name;
             DiscordBotHost = discordBotHost;
             DiscordBotPort = discordBotPort;
             IntervalMinutes = intervalMinutes;
@@ -37,9 +38,10 @@
             DataPath = dataPath;
         }
 
+        public string Name { get; }
         public string DiscordBotHost { get; }
         public int DiscordBotPort { get; }
-        public string IntervalMinutes { get; }
+        public int IntervalMinutes { get; }
         public DateTime HistoryStartUtc { get; }
         public DiscordBotGethInfo GethInfo { get; }
         public string? DataPath { get; set; }

ProjectPlugins/CodexDiscordBotPlugin/RewarderBotContainerRecipe.cs

@@ -7,7 +7,8 @@ namespace CodexDiscordBotPlugin
     public class RewarderBotContainerRecipe : ContainerRecipeFactory
     {
         public override string AppName => "discordbot-rewarder";
-        public override string Image => "codexstorage/codex-rewarderbot:sha-2ab84e2";
+        public override string Image => "thatbenbierens/codex-rewardbot:newstate";
+            //"codexstorage/codex-rewarderbot:sha-12dc7ef";
 
         protected override void Initialize(StartupConfig startupConfig)
         {
@@ -17,7 +18,7 @@ namespace CodexDiscordBotPlugin
 
             AddEnvVar("DISCORDBOTHOST", config.DiscordBotHost);
             AddEnvVar("DISCORDBOTPORT", config.DiscordBotPort.ToString());
-            AddEnvVar("INTERVALMINUTES", config.IntervalMinutes);
+            AddEnvVar("INTERVALMINUTES", config.IntervalMinutes.ToString());
             var offset = new DateTimeOffset(config.HistoryStartUtc);
             AddEnvVar("CHECKHISTORY", offset.ToUnixTimeSeconds().ToString());
 

ProjectPlugins/CodexPlugin/CodexContainerRecipe.cs

@@ -109,8 +109,9 @@ namespace CodexPlugin
 
                 // Custom scripting in the Codex test image will write this variable to a private-key file,
                 // and pass the correct filename to Codex.
-                AddEnvVar("PRIV_KEY", marketplaceSetup.EthAccount.PrivateKey);
+                var account = marketplaceSetup.EthAccountSetup.GetNew();
-                Additional(marketplaceSetup.EthAccount);
+                AddEnvVar("PRIV_KEY", account.PrivateKey);
+                Additional(account);
 
                 SetCommandOverride(marketplaceSetup);
                 if (marketplaceSetup.IsValidator)

ProjectPlugins/CodexPlugin/CodexNode.cs

@@ -26,13 +26,13 @@ namespace CodexPlugin
         CrashWatcher CrashWatcher { get; }
         PodInfo GetPodInfo();
         ITransferSpeeds TransferSpeeds { get; }
+        EthAccount EthAccount { get; }
 
         /// <summary>
         /// Warning! The node is not usable after this.
         /// TODO: Replace with delete-blocks debug call once available in Codex.
         /// </summary>
         void DeleteRepoFolder();
-
         void Stop(bool waitTillStopped);
     }
 
@@ -40,13 +40,13 @@ namespace CodexPlugin
     {
         private const string UploadFailedMessage = "Unable to store block";
         private readonly IPluginTools tools;
-        private readonly EthAddress? ethAddress;
+        private readonly EthAccount? ethAccount;
         private readonly TransferSpeeds transferSpeeds;
 
-        public CodexNode(IPluginTools tools, CodexAccess codexAccess, CodexNodeGroup group, IMarketplaceAccess marketplaceAccess, EthAddress? ethAddress)
+        public CodexNode(IPluginTools tools, CodexAccess codexAccess, CodexNodeGroup group, IMarketplaceAccess marketplaceAccess, EthAccount? ethAccount)
         {
             this.tools = tools;
-            this.ethAddress = ethAddress;
+            this.ethAccount = ethAccount;
             CodexAccess = codexAccess;
             Group = group;
             Marketplace = marketplaceAccess;
@@ -76,8 +76,17 @@ namespace CodexPlugin
         {
             get
             {
-                if (ethAddress == null) throw new Exception("Marketplace is not enabled for this Codex node. Please start it with the option '.EnableMarketplace(...)' to enable it.");
+                EnsureMarketplace();
-                return ethAddress;
+                return ethAccount!.EthAddress;
+            }
+        }
+
+        public EthAccount EthAccount
+        {
+            get
+            {
+                EnsureMarketplace();
+                return ethAccount!;
             }
         }
 
@@ -231,6 +240,11 @@ namespace CodexPlugin
             CodexAccess.LogDiskSpace("After download");
         }
 
+        private void EnsureMarketplace()
+        {
+            if (ethAccount == null) throw new Exception("Marketplace is not enabled for this Codex node. Please start it with the option '.EnableMarketplace(...)' to enable it.");
+        }
+
         private void Log(string msg)
         {
             tools.GetLog().Log($"{GetName()}: {msg}");

ProjectPlugins/CodexPlugin/CodexNodeFactory.cs

@@ -22,22 +22,22 @@ namespace CodexPlugin
 
         public CodexNode CreateOnlineCodexNode(CodexAccess access, CodexNodeGroup group)
         {
-            var ethAddress = GetEthAddress(access);
+            var ethAccount = GetEthAccount(access);
-            var marketplaceAccess = GetMarketplaceAccess(access, ethAddress);
+            var marketplaceAccess = GetMarketplaceAccess(access, ethAccount);
-            return new CodexNode(tools, access, group, marketplaceAccess, ethAddress);
+            return new CodexNode(tools, access, group, marketplaceAccess, ethAccount);
         }
 
-        private IMarketplaceAccess GetMarketplaceAccess(CodexAccess codexAccess, EthAddress? ethAddress)
+        private IMarketplaceAccess GetMarketplaceAccess(CodexAccess codexAccess, EthAccount? ethAccount)
         {
-            if (ethAddress == null) return new MarketplaceUnavailable();
+            if (ethAccount == null) return new MarketplaceUnavailable();
             return new MarketplaceAccess(tools.GetLog(), codexAccess);
         }
 
-        private EthAddress? GetEthAddress(CodexAccess access)
+        private EthAccount? GetEthAccount(CodexAccess access)
         {
             var ethAccount = access.Container.Containers.Single().Recipe.Additionals.Get<EthAccount>();
             if (ethAccount == null) return null;
-            return ethAccount.EthAddress;
+            return ethAccount;
         }
 
         public CrashWatcher CreateCrashWatcher(RunningContainer c)

ProjectPlugins/CodexPlugin/CodexSetup.cs

@@ -169,7 +169,7 @@ namespace CodexPlugin
         public bool IsValidator { get; private set; }
         public Ether InitialEth { get; private set; } = 0.Eth();
         public TestToken InitialTestTokens { get; private set; } = 0.Tst();
-        public EthAccount EthAccount { get; private set; } = EthAccount.GenerateNew();
+        public EthAccountSetup EthAccountSetup { get; private set; } = new EthAccountSetup();
 
         public IMarketplaceSetup AsStorageNode()
         {
@@ -185,7 +185,7 @@ namespace CodexPlugin
 
         public IMarketplaceSetup WithAccount(EthAccount account)
         {
-            EthAccount = account;
+            EthAccountSetup.Pin(account);
             return this;
         }
 
@@ -201,10 +201,41 @@ namespace CodexPlugin
             var result = "[(clientNode)"; // When marketplace is enabled, being a clientNode is implicit.
             result += IsStorageNode ? "(storageNode)" : "()";
             result += IsValidator ? "(validator)" : "() ";
-            result += $"Address: '{EthAccount.EthAddress}' ";
+            result += $"Address: '{EthAccountSetup}' ";
             result += $"{InitialEth.Eth} / {InitialTestTokens}";
             result += "] ";
             return result;
         }
     }
+
+    public class EthAccountSetup
+    {
+        private readonly List<EthAccount> accounts = new List<EthAccount>();
+        private bool pinned = false;
+
+        public void Pin(EthAccount account)
+        {
+            accounts.Add(account);
+            pinned = true;
+        }
+
+        public EthAccount GetNew()
+        {
+            if (pinned) return accounts.Last();
+
+            var a = EthAccount.GenerateNew();
+            accounts.Add(a);
+            return a;
+        }
+
+        public EthAccount[] GetAll()
+        {
+            return accounts.ToArray();
+        }
+
+        public override string ToString()
+        {
+            return string.Join(",", accounts.Select(a => a.ToString()).ToArray());
+        }
+    }
 }

ProjectPlugins/CodexPlugin/MarketplaceAccess.cs

@@ -1,5 +1,4 @@
 using Logging;
-using Newtonsoft.Json;
 using Utils;
 
 namespace CodexPlugin
@@ -7,7 +6,7 @@ namespace CodexPlugin
     public interface IMarketplaceAccess
     {
         string MakeStorageAvailable(StorageAvailability availability);
-        StoragePurchaseContract RequestStorage(StoragePurchaseRequest purchase);
+        IStoragePurchaseContract RequestStorage(StoragePurchaseRequest purchase);
     }
 
     public class MarketplaceAccess : IMarketplaceAccess
@@ -21,7 +20,7 @@ namespace CodexPlugin
             this.codexAccess = codexAccess;
         }
 
-        public StoragePurchaseContract RequestStorage(StoragePurchaseRequest purchase)
+        public IStoragePurchaseContract RequestStorage(StoragePurchaseRequest purchase)
         {
             purchase.Log(log);
 
@@ -68,7 +67,7 @@ namespace CodexPlugin
             throw new NotImplementedException();
         }
 
-        public StoragePurchaseContract RequestStorage(StoragePurchaseRequest purchase)
+        public IStoragePurchaseContract RequestStorage(StoragePurchaseRequest purchase)
         {
             Unavailable();
             throw new NotImplementedException();
@@ -80,134 +79,4 @@ namespace CodexPlugin
             throw new InvalidOperationException();
         }
     }
-
-    public class StoragePurchaseContract
-    {
-        private readonly ILog log;
-        private readonly CodexAccess codexAccess;
-        private readonly TimeSpan gracePeriod = TimeSpan.FromSeconds(30);
-        private readonly DateTime contractPendingUtc = DateTime.UtcNow;
-        private DateTime? contractSubmittedUtc = DateTime.UtcNow;
-        private DateTime? contractStartedUtc;
-        private DateTime? contractFinishedUtc;
-
-        public StoragePurchaseContract(ILog log, CodexAccess codexAccess, string purchaseId, StoragePurchaseRequest purchase)
-        {
-            this.log = log;
-            this.codexAccess = codexAccess;
-            PurchaseId = purchaseId;
-            Purchase = purchase;
-
-            ContentId = new ContentId(codexAccess.GetPurchaseStatus(purchaseId).Request.Content.Cid);
-        }
-
-        public string PurchaseId { get; }
-        public StoragePurchaseRequest Purchase { get; }
-        public ContentId ContentId { get; }
-
-        public TimeSpan? PendingToSubmitted => contractSubmittedUtc - contractPendingUtc;
-        public TimeSpan? SubmittedToStarted => contractStartedUtc - contractSubmittedUtc;
-        public TimeSpan? SubmittedToFinished => contractFinishedUtc - contractSubmittedUtc;
-
-        public void WaitForStorageContractSubmitted()
-        {
-            WaitForStorageContractState(gracePeriod, "submitted", sleep: 200);
-            contractSubmittedUtc = DateTime.UtcNow;
-            LogSubmittedDuration();
-            AssertDuration(PendingToSubmitted, gracePeriod, nameof(PendingToSubmitted));
-        }
-
-        public void WaitForStorageContractStarted()
-        {
-            var timeout = Purchase.Expiry + gracePeriod;
-
-            WaitForStorageContractState(timeout, "started");
-            contractStartedUtc = DateTime.UtcNow;
-            LogStartedDuration();
-            AssertDuration(SubmittedToStarted, timeout, nameof(SubmittedToStarted));
-        }
-
-        public void WaitForStorageContractFinished()
-        {
-            if (!contractStartedUtc.HasValue)
-            {
-                WaitForStorageContractStarted();
-            }
-            var currentContractTime = DateTime.UtcNow - contractSubmittedUtc!.Value;
-            var timeout = (Purchase.Duration - currentContractTime) + gracePeriod;
-            WaitForStorageContractState(timeout, "finished");
-            contractFinishedUtc = DateTime.UtcNow;
-            LogFinishedDuration();
-            AssertDuration(SubmittedToFinished, timeout, nameof(SubmittedToFinished));
-        }
-
-        public StoragePurchase GetPurchaseStatus(string purchaseId)
-        {
-            return codexAccess.GetPurchaseStatus(purchaseId);
-        }
-
-        private void WaitForStorageContractState(TimeSpan timeout, string desiredState, int sleep = 1000)
-        {
-            var lastState = "";
-            var waitStart = DateTime.UtcNow;
-
-            Log($"Waiting for {Time.FormatDuration(timeout)} to reach state '{desiredState}'.");
-            while (lastState != desiredState)
-            {
-                var purchaseStatus = codexAccess.GetPurchaseStatus(PurchaseId);
-                var statusJson = JsonConvert.SerializeObject(purchaseStatus);
-                if (purchaseStatus != null && purchaseStatus.State != lastState)
-                {
-                    lastState = purchaseStatus.State;
-                    log.Debug("Purchase status: " + statusJson);
-                }
-
-                Thread.Sleep(sleep);
-
-                if (lastState == "errored")
-                {
-                    FrameworkAssert.Fail("Contract errored: " + statusJson);
-                }
-
-                if (DateTime.UtcNow - waitStart > timeout)
-                {
-                    FrameworkAssert.Fail($"Contract did not reach '{desiredState}' within {Time.FormatDuration(timeout)} timeout. {statusJson}");
-                }
-            }
-        }
-
-        private void LogSubmittedDuration()
-        {
-            Log($"Pending to Submitted in {Time.FormatDuration(PendingToSubmitted)} " +
-                $"( < {Time.FormatDuration(gracePeriod)})");
-        }
-
-        private void LogStartedDuration()
-        {
-            Log($"Submitted to Started in {Time.FormatDuration(SubmittedToStarted)} " +
-                $"( < {Time.FormatDuration(Purchase.Expiry + gracePeriod)})");
-        }
-
-        private void LogFinishedDuration()
-        {
-            Log($"Submitted to Finished in {Time.FormatDuration(SubmittedToFinished)} " +
-                $"( < {Time.FormatDuration(Purchase.Duration + gracePeriod)})");
-        }
-
-        private void AssertDuration(TimeSpan? span, TimeSpan max, string message)
-        {
-            if (span == null) throw new ArgumentNullException(nameof(MarketplaceAccess) + ": " + message + " (IsNull)");
-            if (span.Value.TotalDays >= max.TotalSeconds)
-            {
-                throw new Exception(nameof(MarketplaceAccess) + 
-                    $": Duration out of range. Max: {Time.FormatDuration(max)} but was: {Time.FormatDuration(span.Value)} " +
-                    message);
-            }
-        }
-
-        private void Log(string msg)
-        {
-            log.Log($"[{PurchaseId}] {msg}");
-        }
-    }
 }

ProjectPlugins/CodexPlugin/StoragePurchaseContract.cs

@@ -0,0 +1,146 @@
+using Logging;
+using Newtonsoft.Json;
+using Utils;
+
+namespace CodexPlugin
+{
+    public interface IStoragePurchaseContract
+    {
+        string PurchaseId { get; }
+        StoragePurchaseRequest Purchase { get; }
+        ContentId ContentId { get; }
+        void WaitForStorageContractSubmitted();
+        void WaitForStorageContractStarted();
+        void WaitForStorageContractFinished();
+    }
+
+    public class StoragePurchaseContract : IStoragePurchaseContract
+    {
+        private readonly ILog log;
+        private readonly CodexAccess codexAccess;
+        private readonly TimeSpan gracePeriod = TimeSpan.FromSeconds(30);
+        private readonly DateTime contractPendingUtc = DateTime.UtcNow;
+        private DateTime? contractSubmittedUtc = DateTime.UtcNow;
+        private DateTime? contractStartedUtc;
+        private DateTime? contractFinishedUtc;
+
+        public StoragePurchaseContract(ILog log, CodexAccess codexAccess, string purchaseId, StoragePurchaseRequest purchase)
+        {
+            this.log = log;
+            this.codexAccess = codexAccess;
+            PurchaseId = purchaseId;
+            Purchase = purchase;
+
+            ContentId = new ContentId(codexAccess.GetPurchaseStatus(purchaseId).Request.Content.Cid);
+        }
+
+        public string PurchaseId { get; }
+        public StoragePurchaseRequest Purchase { get; }
+        public ContentId ContentId { get; }
+
+        public TimeSpan? PendingToSubmitted => contractSubmittedUtc - contractPendingUtc;
+        public TimeSpan? SubmittedToStarted => contractStartedUtc - contractSubmittedUtc;
+        public TimeSpan? SubmittedToFinished => contractFinishedUtc - contractSubmittedUtc;
+
+        public void WaitForStorageContractSubmitted()
+        {
+            WaitForStorageContractState(gracePeriod, "submitted", sleep: 200);
+            contractSubmittedUtc = DateTime.UtcNow;
+            LogSubmittedDuration();
+            AssertDuration(PendingToSubmitted, gracePeriod, nameof(PendingToSubmitted));
+        }
+
+        public void WaitForStorageContractStarted()
+        {
+            var timeout = Purchase.Expiry + gracePeriod;
+
+            WaitForStorageContractState(timeout, "started");
+            contractStartedUtc = DateTime.UtcNow;
+            LogStartedDuration();
+            AssertDuration(SubmittedToStarted, timeout, nameof(SubmittedToStarted));
+        }
+
+        public void WaitForStorageContractFinished()
+        {
+            if (!contractStartedUtc.HasValue)
+            {
+                WaitForStorageContractStarted();
+            }
+            var currentContractTime = DateTime.UtcNow - contractSubmittedUtc!.Value;
+            var timeout = (Purchase.Duration - currentContractTime) + gracePeriod;
+            WaitForStorageContractState(timeout, "finished");
+            contractFinishedUtc = DateTime.UtcNow;
+            LogFinishedDuration();
+            AssertDuration(SubmittedToFinished, timeout, nameof(SubmittedToFinished));
+        }
+
+        public StoragePurchase GetPurchaseStatus(string purchaseId)
+        {
+            return codexAccess.GetPurchaseStatus(purchaseId);
+        }
+
+        private void WaitForStorageContractState(TimeSpan timeout, string desiredState, int sleep = 1000)
+        {
+            var lastState = "";
+            var waitStart = DateTime.UtcNow;
+
+            Log($"Waiting for {Time.FormatDuration(timeout)} to reach state '{desiredState}'.");
+            while (lastState != desiredState)
+            {
+                var purchaseStatus = codexAccess.GetPurchaseStatus(PurchaseId);
+                var statusJson = JsonConvert.SerializeObject(purchaseStatus);
+                if (purchaseStatus != null && purchaseStatus.State != lastState)
+                {
+                    lastState = purchaseStatus.State;
+                    log.Debug("Purchase status: " + statusJson);
+                }
+
+                Thread.Sleep(sleep);
+
+                if (lastState == "errored")
+                {
+                    FrameworkAssert.Fail("Contract errored: " + statusJson);
+                }
+
+                if (DateTime.UtcNow - waitStart > timeout)
+                {
+                    FrameworkAssert.Fail($"Contract did not reach '{desiredState}' within {Time.FormatDuration(timeout)} timeout. {statusJson}");
+                }
+            }
+        }
+
+        private void LogSubmittedDuration()
+        {
+            Log($"Pending to Submitted in {Time.FormatDuration(PendingToSubmitted)} " +
+                $"( < {Time.FormatDuration(gracePeriod)})");
+        }
+
+        private void LogStartedDuration()
+        {
+            Log($"Submitted to Started in {Time.FormatDuration(SubmittedToStarted)} " +
+                $"( < {Time.FormatDuration(Purchase.Expiry + gracePeriod)})");
+        }
+
+        private void LogFinishedDuration()
+        {
+            Log($"Submitted to Finished in {Time.FormatDuration(SubmittedToFinished)} " +
+                $"( < {Time.FormatDuration(Purchase.Duration + gracePeriod)})");
+        }
+
+        private void AssertDuration(TimeSpan? span, TimeSpan max, string message)
+        {
+            if (span == null) throw new ArgumentNullException(nameof(MarketplaceAccess) + ": " + message + " (IsNull)");
+            if (span.Value.TotalDays >= max.TotalSeconds)
+            {
+                throw new Exception(nameof(MarketplaceAccess) +
+                    $": Duration out of range. Max: {Time.FormatDuration(max)} but was: {Time.FormatDuration(span.Value)} " +
+                    message);
+            }
+        }
+
+        private void Log(string msg)
+        {
+            log.Log($"[{PurchaseId}] {msg}");
+        }
+    }
+}

ProjectPlugins/GethPlugin/EthAccount.cs

@@ -24,5 +24,10 @@ namespace GethPlugin
 
             return new EthAccount(ethAddress, account.PrivateKey);
         }
+
+        public override string ToString()
+        {
+            return EthAddress.ToString();
+        }
     }
 }

Tests/CodexTests/BasicTests/MarketplaceTests.cs

@@ -65,8 +65,8 @@ namespace CodexTests.BasicTests
                 MinRequiredNumberOfNodes = 5,
                 NodeFailureTolerance = 2,
                 ProofProbability = 5,
-                Duration = TimeSpan.FromMinutes(5),
+                Duration = TimeSpan.FromMinutes(6),
-                Expiry = TimeSpan.FromMinutes(4)
+                Expiry = TimeSpan.FromMinutes(5)
             };
 
             var purchaseContract = client.Marketplace.RequestStorage(purchase);
@@ -129,8 +129,8 @@ namespace CodexTests.BasicTests
         {
             Time.Retry(() =>
             {
-                var blockRange = geth.ConvertTimeRangeToBlockRange(GetTestRunTimeRange());
+                var events = contracts.GetEvents(GetTestRunTimeRange());
-                var slotFilledEvents = contracts.GetSlotFilledEvents(blockRange);
+                var slotFilledEvents = events.GetSlotFilledEvents();
 
                 var msg = $"SlotFilledEvents: {slotFilledEvents.Length} - NumSlots: {purchase.MinRequiredNumberOfNodes}";
                 Debug(msg);
@@ -147,7 +147,8 @@ namespace CodexTests.BasicTests
 
         private Request GetOnChainStorageRequest(ICodexContracts contracts, IGethNode geth)
         {
-            var requests = contracts.GetStorageRequests(geth.ConvertTimeRangeToBlockRange(GetTestRunTimeRange()));
+            var events = contracts.GetEvents(GetTestRunTimeRange());
+            var requests = events.GetStorageRequests();
             Assert.That(requests.Length, Is.EqualTo(1));
             return requests.Single();
         }

Tests/CodexTests/CodexTests.csproj

@@ -13,11 +13,13 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\Framework\DiscordRewards\DiscordRewards.csproj" />
     <ProjectReference Include="..\..\ProjectPlugins\CodexContractsPlugin\CodexContractsPlugin.csproj" />
     <ProjectReference Include="..\..\ProjectPlugins\CodexDiscordBotPlugin\CodexDiscordBotPlugin.csproj" />
     <ProjectReference Include="..\..\ProjectPlugins\CodexPlugin\CodexPlugin.csproj" />
     <ProjectReference Include="..\..\ProjectPlugins\GethPlugin\GethPlugin.csproj" />
     <ProjectReference Include="..\..\ProjectPlugins\MetricsPlugin\MetricsPlugin.csproj" />
+    <ProjectReference Include="..\..\Tools\TestNetRewarder\TestNetRewarder.csproj" />
     <ProjectReference Include="..\DistTestCore\DistTestCore.csproj" />
   </ItemGroup>
 

Tests/CodexTests/UtilityTests/DiscordBotTests.cs

@@ -1,7 +1,13 @@
 using CodexContractsPlugin;
 using CodexDiscordBotPlugin;
 using CodexPlugin;
+using Core;
+using DiscordRewards;
+using DistTestCore;
 using GethPlugin;
+using KubernetesWorkflow.Types;
+using Logging;
+using Newtonsoft.Json;
 using NUnit.Framework;
 using Utils;
 
@@ -10,21 +16,155 @@ namespace CodexTests.UtilityTests
     [TestFixture]
     public class DiscordBotTests : AutoBootstrapDistTest
     {
+        private readonly RewardRepo repo = new RewardRepo();
+        private readonly TestToken hostInitialBalance = 3000000.TstWei();
+        private readonly TestToken clientInitialBalance = 1000000000.TstWei();
+        private readonly EthAccount clientAccount = EthAccount.GenerateNew();
+        private readonly List<EthAccount> hostAccounts = new List<EthAccount>();
+        private readonly List<ulong> rewardsSeen = new List<ulong>();
+        private readonly TimeSpan rewarderInterval = TimeSpan.FromMinutes(1);
+        private readonly List<string> receivedEvents = new List<string>();
+        private readonly List<MarketAverage> receivedAverages = new List<MarketAverage>();
+ 
         [Test]
-        [Ignore("Used for debugging bots")]
+        [DontDownloadLogs]
         public void BotRewardTest()
         {
-            var myAccount = EthAccount.GenerateNew();
-
-            var sellerInitialBalance = 234.TstWei();
-            var buyerInitialBalance = 100000.TstWei();
-            var fileSize = 11.MB();
-
             var geth = Ci.StartGethNode(s => s.IsMiner().WithName("disttest-geth"));
             var contracts = Ci.StartCodexContracts(geth);
+            var gethInfo = CreateGethInfo(geth, contracts);
 
-            // start bot and rewarder
+            var botContainer = StartDiscordBot(gethInfo);
-            var gethInfo = new DiscordBotGethInfo(
+            var rewarderContainer = StartRewarderBot(gethInfo, botContainer);
+
+            StartHosts(geth, contracts);
+            var client = StartClient(geth, contracts);
+
+            var apiCalls = new RewardApiCalls(GetTestLog(), Ci, botContainer);
+            apiCalls.Start(OnCommand);
+
+            var purchaseContract = ClientPurchasesStorage(client);
+            purchaseContract.WaitForStorageContractStarted();
+            purchaseContract.WaitForStorageContractFinished();
+            Thread.Sleep(rewarderInterval * 3);
+
+            apiCalls.Stop();
+
+            AssertEventOccurance("Created as New.", 1);
+            AssertEventOccurance("SlotFilled", Convert.ToInt32(GetNumberOfRequiredHosts()));
+            AssertEventOccurance("Transit: New -> Started", 1);
+            AssertEventOccurance("Transit: Started -> Finished", 1);
+
+            AssertMarketAverage();
+
+            foreach (var r in repo.Rewards)
+            {
+                var seen = rewardsSeen.Any(s => r.RoleId == s);
+
+                Log($"{Lookup(r.RoleId)} = {seen}");
+            }
+
+            Assert.That(repo.Rewards.All(r => rewardsSeen.Contains(r.RoleId)));
+        }
+
+        private string Lookup(ulong rewardId)
+        {
+            var reward = repo.Rewards.Single(r => r.RoleId == rewardId);
+            return $"({rewardId})'{reward.Message}'";
+        }
+
+        private void AssertEventOccurance(string msg, int expectedCount)
+        {
+            Assert.That(receivedEvents.Count(e => e.Contains(msg)), Is.EqualTo(expectedCount),
+                $"Event '{msg}' did not occure correct number of times.");
+        }
+
+        private void AssertMarketAverage()
+        {
+            Assert.That(receivedAverages.Count, Is.EqualTo(1));
+            var a = receivedAverages.Single();
+
+            Assert.That(a.NumberOfFinished, Is.EqualTo(1));
+            Assert.That(a.TimeRangeSeconds, Is.EqualTo(5760));
+            Assert.That(a.Price, Is.EqualTo(2.0f).Within(0.1f));
+            Assert.That(a.Size, Is.EqualTo(GetMinFileSize().SizeInBytes).Within(1.0f));
+            Assert.That(a.Duration, Is.EqualTo(GetMinRequiredRequestDuration().TotalSeconds).Within(1.0f));
+            Assert.That(a.Collateral, Is.EqualTo(10.0f).Within(0.1f));
+            Assert.That(a.ProofProbability, Is.EqualTo(5.0f).Within(0.1f));
+        }
+
+        private void OnCommand(string timestamp, GiveRewardsCommand call)
+        {
+            Log($"<API call {timestamp}>");
+            receivedAverages.AddRange(call.Averages);
+            foreach (var a in call.Averages)
+            {
+                Log("\tAverage: " + JsonConvert.SerializeObject(a));
+            }
+            receivedEvents.AddRange(call.EventsOverview);
+            foreach (var e in call.EventsOverview)
+            {
+                Log("\tEvent: " + e);
+            }
+            foreach (var r in call.Rewards)
+            {
+                var reward = repo.Rewards.Single(a => a.RoleId == r.RewardId);
+                if (r.UserAddresses.Any()) rewardsSeen.Add(reward.RoleId);
+                foreach (var address in r.UserAddresses)
+                {
+                    var user = IdentifyAccount(address);
+                    Log("\tReward: " + user + ": " + reward.Message);
+                }
+            }
+            Log($"</API call>");
+        }
+
+        private IStoragePurchaseContract ClientPurchasesStorage(ICodexNode client)
+        {
+            var testFile = GenerateTestFile(GetMinFileSize());
+            var contentId = client.UploadFile(testFile);
+            var purchase = new StoragePurchaseRequest(contentId)
+            {
+                PricePerSlotPerSecond = 2.TstWei(),
+                RequiredCollateral = 10.TstWei(),
+                MinRequiredNumberOfNodes = GetNumberOfRequiredHosts(),
+                NodeFailureTolerance = 2,
+                ProofProbability = 5,
+                Duration = GetMinRequiredRequestDuration(),
+                Expiry = GetMinRequiredRequestDuration() - TimeSpan.FromMinutes(1)
+            };
+
+            return client.Marketplace.RequestStorage(purchase);
+        }
+
+        private ICodexNode StartClient(IGethNode geth, ICodexContracts contracts)
+        {
+            var node = StartCodex(s => s
+                .WithName("Client")
+                .EnableMarketplace(geth, contracts, m => m
+                    .WithAccount(clientAccount)
+                    .WithInitial(10.Eth(), clientInitialBalance)));
+
+            Log($"Client {node.EthAccount.EthAddress}");
+            return node;
+        }
+
+        private RunningPod StartRewarderBot(DiscordBotGethInfo gethInfo, RunningContainer botContainer)
+        {
+            return Ci.DeployRewarderBot(new RewarderBotStartupConfig(
+                name: "rewarder-bot",
+                discordBotHost: botContainer.GetInternalAddress(DiscordBotContainerRecipe.RewardsPort).Host,
+                discordBotPort: botContainer.GetInternalAddress(DiscordBotContainerRecipe.RewardsPort).Port,
+                intervalMinutes: Convert.ToInt32(Math.Round(rewarderInterval.TotalMinutes)),
+                historyStartUtc: DateTime.UtcNow,
+                gethInfo: gethInfo,
+                dataPath: null
+            ));
+        }
+
+        private DiscordBotGethInfo CreateGethInfo(IGethNode geth, ICodexContracts contracts)
+        {
+            return new DiscordBotGethInfo(
                 host: geth.Container.GetInternalAddress(GethContainerRecipe.HttpPortTag).Host,
                 port: geth.Container.GetInternalAddress(GethContainerRecipe.HttpPortTag).Port,
                 privKey: geth.StartResult.Account.PrivateKey,
@@ -32,8 +172,12 @@ namespace CodexTests.UtilityTests
                 tokenAddress: contracts.Deployment.TokenAddress,
                 abi: contracts.Deployment.Abi
             );
+        }
+
+        private RunningContainer StartDiscordBot(DiscordBotGethInfo gethInfo)
+        {
             var bot = Ci.DeployCodexDiscordBot(new DiscordBotStartupConfig(
-                name: "bot",
+                name: "discord-bot",
                 token: "aaa",
                 serverName: "ThatBen's server",
                 adminRoleName: "bottest-admins",
@@ -42,70 +186,190 @@ namespace CodexTests.UtilityTests
                 kubeNamespace: "notneeded",
                 gethInfo: gethInfo
             ));
-            var botContainer = bot.Containers.Single();
+            return bot.Containers.Single();
-            Ci.DeployRewarderBot(new RewarderBotStartupConfig(
+        }
-                //discordBotHost: "http://" + botContainer.GetAddress(GetTestLog(), DiscordBotContainerRecipe.RewardsPort).Host,
-                //discordBotPort: botContainer.GetAddress(GetTestLog(), DiscordBotContainerRecipe.RewardsPort).Port,
-                discordBotHost: botContainer.GetInternalAddress(DiscordBotContainerRecipe.RewardsPort).Host,
-                discordBotPort: botContainer.GetInternalAddress(DiscordBotContainerRecipe.RewardsPort).Port,
-                intervalMinutes: "1",
-                historyStartUtc: GetTestRunTimeRange().From - TimeSpan.FromMinutes(3),
-                gethInfo: gethInfo,
-                dataPath: null
-            ));
 
-            var numberOfHosts = 3;
+        private void StartHosts(IGethNode geth, ICodexContracts contracts)
-
-            for (var i = 0; i < numberOfHosts; i++)
         {
-                var seller = StartCodex(s => s
+            var hosts = StartCodex(GetNumberOfLiveHosts(), s => s
-                    .WithName("Seller")
+                .WithName("Host")
                 .WithLogLevel(CodexLogLevel.Trace, new CodexLogCustomTopics(CodexLogLevel.Error, CodexLogLevel.Error, CodexLogLevel.Warn)
                 {
                     ContractClock = CodexLogLevel.Trace,
                 })
-                    .WithStorageQuota(11.GB())
+                .WithStorageQuota(Mult(GetMinFileSizePlus(50), GetNumberOfLiveHosts()))
                 .EnableMarketplace(geth, contracts, m => m
-                        .WithAccount(myAccount)
+                    .WithInitial(10.Eth(), hostInitialBalance)
-                        .WithInitial(10.Eth(), sellerInitialBalance)
                     .AsStorageNode()
                     .AsValidator()));
 
             var availability = new StorageAvailability(
-                    totalSpace: 10.GB(),
+                totalSpace: Mult(GetMinFileSize(), GetNumberOfLiveHosts()),
                 maxDuration: TimeSpan.FromMinutes(30),
                 minPriceForTotalSpace: 1.TstWei(),
-                    maxCollateral: 20.TstWei()
+                maxCollateral: hostInitialBalance
             );
-                seller.Marketplace.MakeStorageAvailable(availability);
-            }
 
-            var testFile = GenerateTestFile(fileSize);
+            foreach (var host in hosts)
-
-            var buyer = StartCodex(s => s
-                .WithName("Buyer")
-                .EnableMarketplace(geth, contracts, m => m
-                    .WithAccount(myAccount)
-                    .WithInitial(10.Eth(), buyerInitialBalance)));
-
-            var contentId = buyer.UploadFile(testFile);
-
-            var purchase = new StoragePurchaseRequest(contentId)
             {
-                PricePerSlotPerSecond = 2.TstWei(),
+                hostAccounts.Add(host.EthAccount);
-                RequiredCollateral = 10.TstWei(),
+                host.Marketplace.MakeStorageAvailable(availability);
-                MinRequiredNumberOfNodes = 5,
+            }
-                NodeFailureTolerance = 2,
+        }
-                ProofProbability = 5,
-                Duration = TimeSpan.FromMinutes(6),
-                Expiry = TimeSpan.FromMinutes(5)
-            };
 
-            var purchaseContract = buyer.Marketplace.RequestStorage(purchase);
+        private int GetNumberOfLiveHosts()
+        {
+            return Convert.ToInt32(GetNumberOfRequiredHosts()) + 3;
+        }
 
-            purchaseContract.WaitForStorageContractStarted();
+        private ByteSize Mult(ByteSize size, int mult)
+        {
+            return new ByteSize(size.SizeInBytes * mult);
+        }
 
-            purchaseContract.WaitForStorageContractFinished();
+        private ByteSize GetMinFileSizePlus(int plusMb)
+        {
+            return new ByteSize(GetMinFileSize().SizeInBytes + plusMb.MB().SizeInBytes);
+        }
+
+        private ByteSize GetMinFileSize()
+        {
+            ulong minSlotSize = 0;
+            ulong minNumHosts = 0;
+            foreach (var r in repo.Rewards)
+            {
+                var s = Convert.ToUInt64(r.CheckConfig.MinSlotSize.SizeInBytes);
+                var h = r.CheckConfig.MinNumberOfHosts;
+                if (s > minSlotSize) minSlotSize = s;
+                if (h > minNumHosts) minNumHosts = h;
+            }
+
+            var minFileSize = ((minSlotSize + 1024) * minNumHosts);
+            return new ByteSize(Convert.ToInt64(minFileSize));
+        }
+
+        private uint GetNumberOfRequiredHosts()
+        {
+            return Convert.ToUInt32(repo.Rewards.Max(r => r.CheckConfig.MinNumberOfHosts));
+        }
+
+        private TimeSpan GetMinRequiredRequestDuration()
+        {
+            return repo.Rewards.Max(r => r.CheckConfig.MinDuration) + TimeSpan.FromSeconds(10);
+        }
+
+        private string IdentifyAccount(string address)
+        {
+            if (address == clientAccount.EthAddress.Address) return "Client";
+            try
+            {
+                var index = hostAccounts.FindIndex(a => a.EthAddress.Address == address);
+                return "Host" + index;
+            }
+            catch
+            {
+                return "UNKNOWN";
+            }
+        }
+
+        public class RewardApiCalls
+        {
+            private readonly ContainerFileMonitor monitor;
+
+            public RewardApiCalls(ILog log, CoreInterface ci, RunningContainer botContainer)
+            {
+                monitor = new ContainerFileMonitor(log, ci, botContainer, "/app/datapath/logs/discordbot.log");
+            }
+
+            public void Start(Action<string, GiveRewardsCommand> onCommand)
+            {
+                monitor.Start(line => ParseLine(line, onCommand));
+            }
+
+            public void Stop()
+            {
+                monitor.Stop();
+            }
+
+            private void ParseLine(string line, Action<string, GiveRewardsCommand> onCommand)
+            {
+                try
+                {
+                    var timestamp = line.Substring(0, 30);
+                    var json = line.Substring(31);
+
+                    var cmd = JsonConvert.DeserializeObject<GiveRewardsCommand>(json);
+                    if (cmd != null)
+                    {
+                        onCommand(timestamp, cmd);
+                    }
+                }
+                catch
+                {
+                }
+            }
+        }
+
+        public class ContainerFileMonitor
+        {
+            private readonly ILog log;
+            private readonly CoreInterface ci;
+            private readonly RunningContainer botContainer;
+            private readonly string filePath;
+            private readonly CancellationTokenSource cts = new CancellationTokenSource();
+            private readonly List<string> seenLines = new List<string>();
+            private Task worker = Task.CompletedTask;
+            private Action<string> onNewLine = c => { };
+
+            public ContainerFileMonitor(ILog log, CoreInterface ci, RunningContainer botContainer, string filePath)
+            {
+                this.log = log;
+                this.ci = ci;
+                this.botContainer = botContainer;
+                this.filePath = filePath;
+            }
+
+            public void Start(Action<string> onNewLine)
+            {
+                this.onNewLine = onNewLine;
+                worker = Task.Run(Worker);
+            }
+
+            public void Stop()
+            {
+                cts.Cancel();
+                worker.Wait();
+            }
+
+            // did any container crash? that's why it repeats?
+
+
+            private void Worker()
+            {
+                while (!cts.IsCancellationRequested)
+                {
+                    Update();
+                }
+            }
+
+            private void Update()
+            {
+                Thread.Sleep(TimeSpan.FromSeconds(10));
+                if (cts.IsCancellationRequested) return;
+
+                var botLog = ci.ExecuteContainerCommand(botContainer, "cat", filePath);
+                var lines = botLog.Split(Environment.NewLine, StringSplitOptions.RemoveEmptyEntries);
+                foreach (var line in lines)
+                {
+                    // log.Log("line: " + line);
+
+                    if (!seenLines.Contains(line))
+                    {
+                        seenLines.Add(line);
+                        onNewLine(line);
+                    }
+                }
+            }
         }
     }
 }

Tools/BiblioTech/Configuration.cs

@@ -35,28 +35,12 @@ namespace BiblioTech
         [Uniform("mint-tt", "mt", "MINTTT", true, "Amount of TSTWEI minted by the mint command.")]
         public BigInteger MintTT { get; set; } = 1073741824;
 
-        public string EndpointsPath
+        [Uniform("no-discord", "nd", "NODISCORD", false, "For debugging: Bypasses all Discord API calls.")]
-        {
+        public int NoDiscord { get; set; } = 0;
-            get
-            {
-                return Path.Combine(DataPath, "endpoints");
-            }
-        }
 
-        public string UserDataPath
+        public string EndpointsPath => Path.Combine(DataPath, "endpoints");
-        {
+        public string UserDataPath => Path.Combine(DataPath, "users");
-            get
+        public string LogPath => Path.Combine(DataPath, "logs");
-            {
+        public bool DebugNoDiscord => NoDiscord == 1;
-                return Path.Combine(DataPath, "users");
-            }
-        }
-
-        public string LogPath
-        {
-            get
-            {
-                return Path.Combine(DataPath, "logs");
-            }
-        }
     }
 }

Tools/BiblioTech/LoggingRoleDriver.cs

@@ -0,0 +1,24 @@
+using BiblioTech.Rewards;
+using DiscordRewards;
+using Logging;
+using Newtonsoft.Json;
+
+namespace BiblioTech
+{
+    public class LoggingRoleDriver : IDiscordRoleDriver
+    {
+        private readonly ILog log;
+
+        public LoggingRoleDriver(ILog log)
+        {
+            this.log = log;
+        }
+
+        public async Task GiveRewards(GiveRewardsCommand rewards)
+        {
+            await Task.CompletedTask;
+
+            log.Log(JsonConvert.SerializeObject(rewards, Formatting.None));
+        }
+    }
+}

Tools/BiblioTech/Program.cs

@@ -41,6 +41,32 @@ namespace BiblioTech
         public async Task MainAsync(string[] args)
         {
             Log.Log("Starting Codex Discord Bot...");
+            if (Config.DebugNoDiscord)
+            {
+                Log.Log("Debug option is set. Discord connection disabled!");
+                RoleDriver = new LoggingRoleDriver(Log);
+            }
+            else
+            {
+                await StartDiscordBot();
+            }
+
+            var builder = WebApplication.CreateBuilder(args);
+            builder.WebHost.ConfigureKestrel((context, options) =>
+            {
+                options.ListenAnyIP(Config.RewardApiPort);
+            });
+            builder.Services.AddControllers();
+            var app = builder.Build();
+            app.MapControllers();
+
+            Log.Log("Running...");
+            await app.RunAsync();
+            await Task.Delay(-1);
+        }
+
+        private async Task StartDiscordBot()
+        {
             client = new DiscordSocketClient();
             client.Log += ClientLog;
 
@@ -60,19 +86,6 @@ namespace BiblioTech
             await client.LoginAsync(TokenType.Bot, Config.ApplicationToken);
             await client.StartAsync();
             AdminChecker = new AdminChecker();
-
-            var builder = WebApplication.CreateBuilder(args);
-            builder.WebHost.ConfigureKestrel((context, options) =>
-            {
-                options.ListenAnyIP(Config.RewardApiPort);
-            });
-            builder.Services.AddControllers();
-            var app = builder.Build();
-            app.MapControllers();
-
-            Log.Log("Running...");
-            await app.RunAsync();
-            await Task.Delay(-1);
         }
 
         private static void PrintHelp()

Tools/TestNetRewarder/BufferLogger.cs

@@ -0,0 +1,41 @@
+using Logging;
+
+namespace TestNetRewarder
+{
+    public class BufferLogger : ILog
+    {
+        private readonly List<string> lines = new List<string>();
+
+        public void AddStringReplace(string from, string to)
+        {
+            throw new NotImplementedException();
+        }
+
+        public LogFile CreateSubfile(string ext = "log")
+        {
+            throw new NotImplementedException();
+        }
+
+        public void Debug(string message = "", int skipFrames = 0)
+        {
+            lines.Add(message);
+        }
+
+        public void Error(string message)
+        {
+            lines.Add($"Error: {message}");
+        }
+
+        public void Log(string message)
+        {
+            lines.Add(message);
+        }
+
+        public string[] Get()
+        {
+            var result = lines.ToArray();
+            lines.Clear();
+            return result;
+        }
+    }
+}

Tools/TestNetRewarder/ChainChangeMux.cs

@@ -0,0 +1,45 @@
+using CodexContractsPlugin.ChainMonitor;
+using System.Numerics;
+
+namespace TestNetRewarder
+{
+    public class ChainChangeMux : IChainStateChangeHandler
+    {
+        private readonly IChainStateChangeHandler[] handlers;
+
+        public ChainChangeMux(params IChainStateChangeHandler[] handlers)
+        {
+            this.handlers = handlers;
+        }
+
+        public void OnNewRequest(IChainStateRequest request)
+        {
+            foreach (var handler in handlers) handler.OnNewRequest(request);
+        }
+
+        public void OnRequestCancelled(IChainStateRequest request)
+        {
+            foreach (var handler in handlers) handler.OnRequestCancelled(request);
+        }
+
+        public void OnRequestFinished(IChainStateRequest request)
+        {
+            foreach (var handler in handlers) handler.OnRequestFinished(request);
+        }
+
+        public void OnRequestFulfilled(IChainStateRequest request)
+        {
+            foreach (var handler in handlers) handler.OnRequestFulfilled(request);
+        }
+
+        public void OnSlotFilled(IChainStateRequest request, BigInteger slotIndex)
+        {
+            foreach (var handler in handlers) handler.OnSlotFilled(request, slotIndex);
+        }
+
+        public void OnSlotFreed(IChainStateRequest request, BigInteger slotIndex)
+        {
+            foreach (var handler in handlers) handler.OnSlotFreed(request, slotIndex);
+        }
+    }
+}

Tools/TestNetRewarder/ChainState.cs

@@ -1,151 +0,0 @@
-using CodexContractsPlugin;
-using CodexContractsPlugin.Marketplace;
-using NethereumWorkflow.BlockUtils;
-using Newtonsoft.Json;
-using Utils;
-
-namespace TestNetRewarder
-{
-    public class ChainState
-    {
-        private readonly HistoricState historicState;
-        private readonly string[] colorIcons = new[]
-        {
-            "🔴",
-            "🟠",
-            "🟡",
-            "🟢",
-            "🔵",
-            "🟣",
-            "🟤",
-            "⚫",
-            "⚪",
-            "🟥",
-            "🟧",
-            "🟨",
-            "🟩",
-            "🟦",
-            "🟪",
-            "🟫",
-            "⬛",
-            "⬜",
-            "🔶",
-            "🔷"
-        };
-
-        public ChainState(HistoricState historicState, ICodexContracts contracts, BlockInterval blockRange)
-        {
-            this.historicState = historicState;
-
-            NewRequests = contracts.GetStorageRequests(blockRange);
-            historicState.CleanUpOldRequests();
-            historicState.ProcessNewRequests(NewRequests);
-            historicState.UpdateStorageRequests(contracts);
-
-            StartedRequests = historicState.StorageRequests.Where(r => r.RecentlyStarted).ToArray();
-            FinishedRequests = historicState.StorageRequests.Where(r => r.RecentlyFinished).ToArray();
-            RequestFulfilledEvents = contracts.GetRequestFulfilledEvents(blockRange);
-            RequestCancelledEvents = contracts.GetRequestCancelledEvents(blockRange);
-            SlotFilledEvents = contracts.GetSlotFilledEvents(blockRange);
-            SlotFreedEvents = contracts.GetSlotFreedEvents(blockRange);
-        }
-
-        public Request[] NewRequests { get; }
-        public StorageRequest[] AllRequests => historicState.StorageRequests;
-        public StorageRequest[] StartedRequests { get; private set; }
-        public StorageRequest[] FinishedRequests { get; private set; }
-        public RequestFulfilledEventDTO[] RequestFulfilledEvents { get; }
-        public RequestCancelledEventDTO[] RequestCancelledEvents { get; }
-        public SlotFilledEventDTO[] SlotFilledEvents { get; }
-        public SlotFreedEventDTO[] SlotFreedEvents { get; }
-
-        public string[] GenerateOverview()
-        {
-            var entries = new List<StringBlockNumberPair>();
-
-            entries.AddRange(NewRequests.Select(ToPair));
-            entries.AddRange(RequestFulfilledEvents.Select(ToPair));
-            entries.AddRange(RequestCancelledEvents.Select(ToPair));
-            entries.AddRange(SlotFilledEvents.Select(ToPair));
-            entries.AddRange(SlotFreedEvents.Select(ToPair));
-            entries.AddRange(FinishedRequests.Select(ToPair));
-
-            entries.Sort(new StringUtcComparer());
-
-            return entries.Select(ToLine).ToArray();
-        }
-
-        private StringBlockNumberPair ToPair(Request r)
-        {
-            return new StringBlockNumberPair("NewRequest", JsonConvert.SerializeObject(r), r.Block, r.RequestId);
-        }
-
-        public StringBlockNumberPair ToPair(StorageRequest r)
-        {
-            return new StringBlockNumberPair("FinishedRequest", JsonConvert.SerializeObject(r), r.Request.Block, r.Request.RequestId);
-        }
-
-        private StringBlockNumberPair ToPair(RequestFulfilledEventDTO r)
-        {
-            return new StringBlockNumberPair("Fulfilled", JsonConvert.SerializeObject(r), r.Block, r.RequestId);
-        }
-
-        private StringBlockNumberPair ToPair(RequestCancelledEventDTO r)
-        {
-            return new StringBlockNumberPair("Cancelled", JsonConvert.SerializeObject(r), r.Block, r.RequestId);
-        }
-
-        private StringBlockNumberPair ToPair(SlotFilledEventDTO r)
-        {
-            return new StringBlockNumberPair("SlotFilled", JsonConvert.SerializeObject(r), r.Block, r.RequestId);
-        }
-
-        private StringBlockNumberPair ToPair(SlotFreedEventDTO r)
-        {
-            return new StringBlockNumberPair("SlotFreed", JsonConvert.SerializeObject(r), r.Block, r.RequestId);
-        }
-
-        private string ToLine(StringBlockNumberPair pair)
-        {
-            var nl = Environment.NewLine;
-            var colorIcon = GetColorIcon(pair.RequestId);
-            return $"{colorIcon} {pair.Block} ({pair.Name}){nl}" +
-                $"```json{nl}" +
-                $"{pair.Str}{nl}" +
-                $"```";
-        }
-
-        private string GetColorIcon(byte[] requestId)
-        {
-            var index = requestId[0] % colorIcons.Length;
-            return colorIcons[index];
-        }
-
-        public class StringBlockNumberPair
-        {
-            public StringBlockNumberPair(string name, string str, BlockTimeEntry block, byte[] requestId)
-            {
-                Name = name;
-                Str = str;
-                Block = block;
-                RequestId = requestId;
-            }
-
-            public string Name { get; }
-            public string Str { get; }
-            public BlockTimeEntry Block { get; }
-            public byte[] RequestId { get; }
-        }
-
-        public class StringUtcComparer : IComparer<StringBlockNumberPair>
-        {
-            public int Compare(StringBlockNumberPair? x, StringBlockNumberPair? y)
-            {
-                if (x == null && y == null) return 0;
-                if (x == null) return 1;
-                if (y == null) return -1;
-                return x.Block.BlockNumber.CompareTo(y.Block.BlockNumber);
-            }
-        }
-    }
-}

Tools/TestNetRewarder/Checks.cs

@@ -1,141 +0,0 @@
-using CodexContractsPlugin.Marketplace;
-using GethPlugin;
-using NethereumWorkflow;
-using Utils;
-
-namespace TestNetRewarder
-{
-    public interface ICheck
-    {
-        EthAddress[] Check(ChainState state); 
-    }
-
-    public class FilledAnySlotCheck : ICheck
-    {
-        public EthAddress[] Check(ChainState state)
-        {
-            return state.SlotFilledEvents.Select(e => e.Host).ToArray();
-        }
-    }
-
-    public class FinishedSlotCheck : ICheck
-    {
-        private readonly ByteSize minSize;
-        private readonly TimeSpan minDuration;
-
-        public FinishedSlotCheck(ByteSize minSize, TimeSpan minDuration)
-        {
-            this.minSize = minSize;
-            this.minDuration = minDuration;
-        }
-
-        public EthAddress[] Check(ChainState state)
-        {
-            return state.FinishedRequests
-                .Where(r =>
-                    MeetsSizeRequirement(r) &&
-                    MeetsDurationRequirement(r))
-                .SelectMany(r => r.Hosts)
-                .ToArray();
-        }
-
-        private bool MeetsSizeRequirement(StorageRequest r)
-        {
-            var slotSize = r.Request.Ask.SlotSize.ToDecimal();
-            decimal min = minSize.SizeInBytes;
-            return slotSize >= min;
-        }
-
-        private bool MeetsDurationRequirement(StorageRequest r)
-        {
-            var duration = TimeSpan.FromSeconds((double)r.Request.Ask.Duration);
-            return duration >= minDuration;
-        }
-    }
-
-    public class PostedContractCheck : ICheck
-    {
-        private readonly ulong minNumberOfHosts;
-        private readonly ByteSize minSlotSize;
-        private readonly TimeSpan minDuration;
-
-        public PostedContractCheck(ulong minNumberOfHosts, ByteSize minSlotSize, TimeSpan minDuration)
-        {
-            this.minNumberOfHosts = minNumberOfHosts;
-            this.minSlotSize = minSlotSize;
-            this.minDuration = minDuration;
-        }
-
-        public EthAddress[] Check(ChainState state)
-        {
-            return state.NewRequests
-                .Where(r =>
-                    MeetsNumSlotsRequirement(r) &&
-                    MeetsSizeRequirement(r) &&
-                    MeetsDurationRequirement(r))
-                .Select(r => r.ClientAddress)
-                .ToArray();
-        }
-
-        private bool MeetsNumSlotsRequirement(Request r)
-        {
-            return r.Ask.Slots >= minNumberOfHosts;
-        }
-
-        private bool MeetsSizeRequirement(Request r)
-        {
-            var slotSize = r.Ask.SlotSize.ToDecimal();
-            decimal min = minSlotSize.SizeInBytes;
-            return slotSize >= min;
-        }
-
-        private bool MeetsDurationRequirement(Request r)
-        {
-            var duration = TimeSpan.FromSeconds((double)r.Ask.Duration);
-            return duration >= minDuration;
-        }
-    }
-
-    public class StartedContractCheck : ICheck
-    {
-        private readonly ulong minNumberOfHosts;
-        private readonly ByteSize minSlotSize;
-        private readonly TimeSpan minDuration;
-
-        public StartedContractCheck(ulong minNumberOfHosts, ByteSize minSlotSize, TimeSpan minDuration)
-        {
-            this.minNumberOfHosts = minNumberOfHosts;
-            this.minSlotSize = minSlotSize;
-            this.minDuration = minDuration;
-        }
-
-        public EthAddress[] Check(ChainState state)
-        {
-            return state.StartedRequests
-                .Where(r =>
-                    MeetsNumSlotsRequirement(r) &&
-                    MeetsSizeRequirement(r) &&
-                    MeetsDurationRequirement(r))
-                .Select(r => r.Request.ClientAddress)
-                .ToArray();
-        }
-
-        private bool MeetsNumSlotsRequirement(StorageRequest r)
-        {
-            return r.Request.Ask.Slots >= minNumberOfHosts;
-        }
-
-        private bool MeetsSizeRequirement(StorageRequest r)
-        {
-            var slotSize = r.Request.Ask.SlotSize.ToDecimal();
-            decimal min = minSlotSize.SizeInBytes;
-            return slotSize >= min;
-        }
-
-        private bool MeetsDurationRequirement(StorageRequest r)
-        {
-            var duration = TimeSpan.FromSeconds((double)r.Request.Ask.Duration);
-            return duration >= minDuration;
-        }
-    }
-}

Tools/TestNetRewarder/Configuration.cs

@@ -40,5 +40,14 @@ namespace TestNetRewarder
                 return TimeSpan.FromMinutes(IntervalMinutes);
             }
         }
+
+        public DateTime HistoryStartUtc
+        {
+            get
+            {
+                if (CheckHistoryTimestamp == 0) throw new Exception("'check-history' unix timestamp is required. Set it to the start/launch moment of the testnet.");
+                return DateTimeOffset.FromUnixTimeSeconds(CheckHistoryTimestamp).UtcDateTime;
+            }
+        }
     }
 }

Tools/TestNetRewarder/HistoricState.cs

@@ -29,6 +29,20 @@ namespace TestNetRewarder
                 r.State == RequestState.Failed
             );
         }
+
+        public string EntireString()
+        {
+            return JsonConvert.SerializeObject(StorageRequests);
+        }
+
+        public HistoricState()
+        {
+        }
+
+        public HistoricState(StorageRequest[] requests)
+        {
+            storageRequests.AddRange(requests);
+        }
     }
 
     public class StorageRequest

Tools/TestNetRewarder/MarketBuffer.cs

@@ -0,0 +1,74 @@
+using CodexContractsPlugin.ChainMonitor;
+using CodexContractsPlugin.Marketplace;
+using DiscordRewards;
+using System.Numerics;
+
+namespace TestNetRewarder
+{
+    public class MarketBuffer
+    {
+        private readonly List<IChainStateRequest> requests = new List<IChainStateRequest>();
+        private readonly TimeSpan bufferSpan;
+
+        public MarketBuffer(TimeSpan bufferSpan)
+        {
+            this.bufferSpan = bufferSpan;
+        }
+
+        public void Add(IChainStateRequest request)
+        {
+            requests.Add(request);
+        }
+
+        public void Update()
+        {
+            var now = DateTime.UtcNow;
+            requests.RemoveAll(r => (now - r.FinishedUtc) > bufferSpan);
+        }
+
+        public MarketAverage? GetAverage()
+        {
+            if (requests.Count == 0) return null;
+
+            return new MarketAverage
+            {
+                NumberOfFinished = requests.Count,
+                TimeRangeSeconds = (int)bufferSpan.TotalSeconds,
+                Price = Average(s => s.Request.Ask.Reward),
+                Duration = Average(s => s.Request.Ask.Duration),
+                Size = Average(s => GetTotalSize(s.Request.Ask)),
+                Collateral = Average(s => s.Request.Ask.Collateral),
+                ProofProbability = Average(s => s.Request.Ask.ProofProbability)
+            };
+        }
+
+        private float Average(Func<IChainStateRequest, BigInteger> getValue)
+        {
+            return Average(s =>
+            {
+                var value = getValue(s);
+                return (int)value;
+            });
+        }
+
+        private float Average(Func<IChainStateRequest, int> getValue)
+        {
+            var sum = 0.0f;
+            float count = requests.Count;
+            foreach (var r in requests)
+            {
+                sum += getValue(r);
+            }
+
+            if (count < 1.0f) return 0.0f;
+            return sum / count;
+        }
+
+        private int GetTotalSize(Ask ask)
+        {
+            var nSlots = Convert.ToInt32(ask.Slots);
+            var slotSize = (int)ask.SlotSize;
+            return nSlots * slotSize;
+        }
+    }
+}

Tools/TestNetRewarder/MarketTracker.cs

@@ -1,122 +1,71 @@
-using CodexContractsPlugin.Marketplace;
+using CodexContractsPlugin.ChainMonitor;
 using DiscordRewards;
+using Logging;
 using System.Numerics;
 
 namespace TestNetRewarder
 {
-    public class MarketTracker
+    public class MarketTracker : IChainStateChangeHandler
     {
-        private readonly List<ChainState> buffer = new List<ChainState>();
+        private readonly List<MarketBuffer> buffers = new List<MarketBuffer>();
+        private readonly ILog log;
 
-        public MarketAverage[] ProcessChainState(ChainState chainState)
+        public MarketTracker(Configuration config, ILog log)
         {
-            var intervalCounts = GetInsightCounts();
+            var intervals = GetInsightCounts(config);
-            if (!intervalCounts.Any()) return Array.Empty<MarketAverage>();
 
-            UpdateBuffer(chainState, intervalCounts.Max());
+            foreach (var i in intervals)
-            var result = intervalCounts
+            {
-                .Select(GenerateMarketAverage)
+                buffers.Add(new MarketBuffer(
-                .Where(a => a != null)
+                    config.Interval * i
-                .Cast<MarketAverage>()
+                ));
-                .ToArray();
-
-            if (!result.Any()) result = Array.Empty<MarketAverage>();
-            return result;
             }
 
-        private void UpdateBuffer(ChainState chainState, int maxNumberOfIntervals)
+            this.log = log;
-        {
-            buffer.Add(chainState);
-            while (buffer.Count > maxNumberOfIntervals)
-            {
-                buffer.RemoveAt(0);
-            }
         }
 
-        private MarketAverage? GenerateMarketAverage(int numberOfIntervals)
+        public MarketAverage[] GetAverages()
         {
-            var states = SelectStates(numberOfIntervals);
+            foreach (var b in buffers) b.Update();
-            return CreateAverage(states);
+
+            return buffers.Select(b => b.GetAverage()).Where(a => a != null).Cast<MarketAverage>().ToArray();
         }
 
-        private ChainState[] SelectStates(int numberOfIntervals)
+        public void OnNewRequest(IChainStateRequest request)
         {
-            if (numberOfIntervals < 1) return Array.Empty<ChainState>();
-            if (numberOfIntervals > buffer.Count) return Array.Empty<ChainState>();
-            return buffer.TakeLast(numberOfIntervals).ToArray();
         }
 
-        private MarketAverage? CreateAverage(ChainState[] states)
+        public void OnRequestFinished(IChainStateRequest request)
+        {
+            foreach (var b in buffers) b.Add(request);
+        }
+
+        public void OnRequestFulfilled(IChainStateRequest request)
+        {
+        }
+
+        public void OnRequestCancelled(IChainStateRequest request)
+        {
+        }
+
+        public void OnSlotFilled(IChainStateRequest request, BigInteger slotIndex)
+        {
+        }
+
+        public void OnSlotFreed(IChainStateRequest request, BigInteger slotIndex)
+        {
+        }
+
+        private int[] GetInsightCounts(Configuration config)
         {
             try
             {
-                return new MarketAverage
+                var tokens = config.MarketInsights.Split(';').ToArray();
-                {
-                    NumberOfFinished = CountNumberOfFinishedRequests(states),
-                    TimeRangeSeconds = GetTotalTimeRange(states),
-                    Price = Average(states, s => s.Request.Ask.Reward),
-                    Duration = Average(states, s => s.Request.Ask.Duration),
-                    Size = Average(states, s => GetTotalSize(s.Request.Ask)),
-                    Collateral = Average(states, s => s.Request.Ask.Collateral),
-                    ProofProbability = Average(states, s => s.Request.Ask.ProofProbability)
-                };
-            }
-            catch (Exception ex)
-            {
-                Program.Log.Error($"Exception in CreateAverage: {ex}");
-                return null;
-            }
-        }
-
-        private int GetTotalSize(Ask ask)
-        {
-            var nSlots = Convert.ToInt32(ask.Slots);
-            var slotSize = Convert.ToInt32(ask.SlotSize);
-            return nSlots * slotSize;
-        }
-
-        private float Average(ChainState[] states, Func<StorageRequest, BigInteger> getValue)
-        {
-            return Average(states, s => Convert.ToInt32(getValue(s)));
-        }
-
-        private float Average(ChainState[] states, Func<StorageRequest, int> getValue)
-        {
-            var sum = 0.0f;
-            var count = 0.0f;
-            foreach (var state in states)
-            {
-                foreach (var finishedRequest in state.FinishedRequests)
-                {
-                    sum += getValue(finishedRequest);
-                    count++;
-                }
-            }
-
-            if (count < 1.0f) return 0.0f;
-            return sum / count;
-        }
-
-        private int GetTotalTimeRange(ChainState[] states)
-        {
-            return Convert.ToInt32((Program.Config.Interval * states.Length).TotalSeconds);
-        }
-
-        private int CountNumberOfFinishedRequests(ChainState[] states)
-        {
-            return states.Sum(s => s.FinishedRequests.Length);
-        }
-
-        private int[] GetInsightCounts()
-        {
-            try
-            {
-                var tokens = Program.Config.MarketInsights.Split(';').ToArray();
                 return tokens.Select(t => Convert.ToInt32(t)).ToArray();
             }
             catch (Exception ex)
             {
-                Program.Log.Error($"Exception when parsing MarketInsights config parameters: {ex}");
+                log.Error($"Exception when parsing MarketInsights config parameters: {ex}");
             }
             return Array.Empty<int>();
         }

Tools/TestNetRewarder/Processor.cs

@@ -1,146 +1,67 @@
-using DiscordRewards;
+using CodexContractsPlugin;
-using GethPlugin;
+using CodexContractsPlugin.ChainMonitor;
 using Logging;
-using Newtonsoft.Json;
 using Utils;
 
 namespace TestNetRewarder
 {
-    public class Processor
+    public class Processor : ITimeSegmentHandler
     {
-        private static readonly HistoricState historicState = new HistoricState();
+        private readonly RequestBuilder builder;
-        private static readonly RewardRepo rewardRepo = new RewardRepo();
+        private readonly RewardChecker rewardChecker;
-        private static readonly MarketTracker marketTracker = new MarketTracker();
+        private readonly MarketTracker marketTracker;
+        private readonly BufferLogger bufferLogger;
+        private readonly ChainState chainState;
+        private readonly BotClient client;
         private readonly ILog log;
-        private BlockInterval? lastBlockRange;
 
-        public Processor(ILog log)
+        public Processor(Configuration config, BotClient client, ICodexContracts contracts, ILog log)
         {
+            this.client = client;
             this.log = log;
+
+            builder = new RequestBuilder();
+            rewardChecker = new RewardChecker(builder);
+            marketTracker = new MarketTracker(config, log);
+            bufferLogger = new BufferLogger();
+
+            var handler = new ChainChangeMux(
+                rewardChecker.Handler,
+                marketTracker
+            );
+
+            chainState = new ChainState(new LogSplitter(log, bufferLogger), contracts, handler, config.HistoryStartUtc);
         }
 
-        public async Task ProcessTimeSegment(TimeRange timeRange)
+        public async Task OnNewSegment(TimeRange timeRange)
         {
-            var connector = GethConnector.GethConnector.Initialize(log);
-            if (connector == null) throw new Exception("Invalid Geth information");
-
             try
             {
-                var blockRange = connector.GethNode.ConvertTimeRangeToBlockRange(timeRange);
+                chainState.Update(timeRange.To);
-                if (!IsNewBlockRange(blockRange))
-                {
-                    log.Log($"Block range {blockRange} was previously processed. Skipping...");
-                    return;
-                }
 
-                var chainState = new ChainState(historicState, connector.CodexContracts, blockRange);
+                var averages = marketTracker.GetAverages();
-                await ProcessChainState(chainState);
+                var lines = RemoveFirstLine(bufferLogger.Get());
+
+                var request = builder.Build(averages, lines);
+                if (request.HasAny())
+                {
+                    await client.SendRewards(request);
+                }
             }
             catch (Exception ex)
             {
-                log.Error("Exception processing time segment: " + ex);
+                var msg = "Exception processing time segment: " + ex;
+                log.Error(msg); 
+                bufferLogger.Error(msg);
                 throw;
             }
         }
 
-        private bool IsNewBlockRange(BlockInterval blockRange)
+        private string[] RemoveFirstLine(string[] lines)
         {
-            if (lastBlockRange == null ||
+            //if (!lines.Any()) return Array.Empty<string>();
-                lastBlockRange.From != blockRange.From || 
+            //return lines.Skip(1).ToArray();
-                lastBlockRange.To != blockRange.To)
+            return lines;
-            {
-                lastBlockRange = blockRange;
-                return true;
-            }
-
-            return false;
-        }
-
-        private async Task ProcessChainState(ChainState chainState)
-        {
-            var outgoingRewards = new List<RewardUsersCommand>();
-            foreach (var reward in rewardRepo.Rewards)
-            {
-                ProcessReward(outgoingRewards, reward, chainState);
-            }
-
-            var marketAverages = GetMarketAverages(chainState);
-            var eventsOverview = GenerateEventsOverview(chainState);
-
-            log.Log($"Found {outgoingRewards.Count} rewards. " +
-                $"Found {marketAverages.Length} market averages. " +
-                $"Found {eventsOverview.Length} events.");
-
-            if (outgoingRewards.Any() || marketAverages.Any() || eventsOverview.Any())
-            {
-                if (!await SendRewardsCommand(outgoingRewards, marketAverages, eventsOverview))
-                {
-                    log.Error("Failed to send reward command.");
-                }
-            }
-        }
-
-        private string[] GenerateEventsOverview(ChainState chainState)
-        {
-            return chainState.GenerateOverview();
-        }
-
-        private MarketAverage[] GetMarketAverages(ChainState chainState)
-        {
-            return marketTracker.ProcessChainState(chainState);
-        }
-
-        private async Task<bool> SendRewardsCommand(List<RewardUsersCommand> outgoingRewards, MarketAverage[] marketAverages, string[] eventsOverview)
-        {
-            var cmd = new GiveRewardsCommand
-            {
-                Rewards = outgoingRewards.ToArray(),
-                Averages = marketAverages.ToArray(),
-                EventsOverview = eventsOverview
-            };
-
-            log.Debug("Sending rewards: " + JsonConvert.SerializeObject(cmd));
-            return await Program.BotClient.SendRewards(cmd);
-        }
-
-        private void ProcessReward(List<RewardUsersCommand> outgoingRewards, RewardConfig reward, ChainState chainState)
-        {
-            var winningAddresses = PerformCheck(reward, chainState);
-            foreach (var win in winningAddresses)
-            {
-                log.Log($"Address '{win.Address}' wins '{reward.Message}'");
-            }
-            if (winningAddresses.Any())
-            {
-                outgoingRewards.Add(new RewardUsersCommand
-                {
-                    RewardId = reward.RoleId,
-                    UserAddresses = winningAddresses.Select(a => a.Address).ToArray()
-                });
-            }
-        }
-
-        private EthAddress[] PerformCheck(RewardConfig reward, ChainState chainState)
-        {
-            var check = GetCheck(reward.CheckConfig);
-            return check.Check(chainState).Distinct().ToArray();
-        }
-
-        private ICheck GetCheck(CheckConfig config)
-        {
-            switch (config.Type)
-            {
-                case CheckType.FilledSlot:
-                    return new FilledAnySlotCheck();
-                case CheckType.FinishedSlot:
-                    return new FinishedSlotCheck(config.MinSlotSize, config.MinDuration);
-                case CheckType.PostedContract:
-                    return new PostedContractCheck(config.MinNumberOfHosts, config.MinSlotSize, config.MinDuration);
-                case CheckType.StartedContract:
-                    return new StartedContractCheck(config.MinNumberOfHosts, config.MinSlotSize, config.MinDuration);
-            }
-
-            throw new Exception("Unknown check type: " + config.Type);
         }
     }
 }

Tools/TestNetRewarder/Program.cs

@@ -6,10 +6,10 @@ namespace TestNetRewarder
 {
     public class Program
     {
-        public static Configuration Config { get; private set; } = null!;
+        public static CancellationToken CancellationToken;
-        public static ILog Log { get; private set; } = null!;
+        private static Configuration Config = null!;
-        public static CancellationToken CancellationToken { get; private set; }
+        private static ILog Log = null!;
-        public static BotClient BotClient { get; private set; } = null!;
+        private static BotClient BotClient = null!;
         private static Processor processor = null!;
         private static DateTime lastCheck = DateTime.MinValue;
 
@@ -27,8 +27,11 @@ namespace TestNetRewarder
                 new ConsoleLog()
             );
 
+            var connector = GethConnector.GethConnector.Initialize(Log);
+            if (connector == null) throw new Exception("Invalid Geth information");
+
             BotClient = new BotClient(Config, Log);
-            processor = new Processor(Log);
+            processor = new Processor(Config, BotClient, connector.CodexContracts, Log);
 
             EnsurePath(Config.DataPath);
             EnsurePath(Config.LogPath);
@@ -41,12 +44,12 @@ namespace TestNetRewarder
             EnsureGethOnline();
 
             Log.Log("Starting TestNet Rewarder...");
-            var segmenter = new TimeSegmenter(Log, Config);
+            var segmenter = new TimeSegmenter(Log, Config, processor);
          
             while (!CancellationToken.IsCancellationRequested)
             {
                 await EnsureBotOnline();
-                await segmenter.WaitForNextSegment(processor.ProcessTimeSegment);
+                await segmenter.ProcessNextSegment();
                 await Task.Delay(100, CancellationToken);
             }
         }

Tools/TestNetRewarder/RequestBuilder.cs

@@ -0,0 +1,40 @@
+using DiscordRewards;
+using GethPlugin;
+
+namespace TestNetRewarder
+{
+    public class RequestBuilder : IRewardGiver
+    {
+        private readonly Dictionary<ulong, List<EthAddress>> rewards = new Dictionary<ulong, List<EthAddress>>();
+
+        public void Give(RewardConfig reward, EthAddress receiver)
+        {
+            if (rewards.ContainsKey(reward.RoleId))
+            {
+                rewards[reward.RoleId].Add(receiver);
+            }
+            else
+            {
+                rewards.Add(reward.RoleId, new List<EthAddress> { receiver });
+            }
+        }
+
+        public GiveRewardsCommand Build(MarketAverage[] marketAverages, string[] lines)
+        {
+            var result = new GiveRewardsCommand
+            {
+                Rewards = rewards.Select(p => new RewardUsersCommand
+                {
+                    RewardId = p.Key,
+                    UserAddresses = p.Value.Select(v => v.Address).ToArray()
+                }).ToArray(),
+                Averages = marketAverages,
+                EventsOverview = lines
+            };
+
+            rewards.Clear();
+
+            return result;
+        }
+    }
+}

Tools/TestNetRewarder/RewardCheck.cs

@@ -0,0 +1,98 @@
+using CodexContractsPlugin.ChainMonitor;
+using DiscordRewards;
+using GethPlugin;
+using NethereumWorkflow;
+using System.Numerics;
+
+namespace TestNetRewarder
+{
+    public interface IRewardGiver
+    {
+        void Give(RewardConfig reward, EthAddress receiver);
+    }
+
+    public class RewardCheck : IChainStateChangeHandler
+    {
+        private readonly RewardConfig reward;
+        private readonly IRewardGiver giver;
+
+        public RewardCheck(RewardConfig reward, IRewardGiver giver)
+        {
+            this.reward = reward;
+            this.giver = giver;
+        }
+
+        public void OnNewRequest(IChainStateRequest request)
+        {
+            if (MeetsRequirements(CheckType.ClientPostedContract, request))
+            {
+                GiveReward(reward, request.Client);
+            }
+        }
+
+        public void OnRequestCancelled(IChainStateRequest request)
+        {
+        }
+
+        public void OnRequestFinished(IChainStateRequest request)
+        {
+            if (MeetsRequirements(CheckType.HostFinishedSlot, request))
+            {
+                foreach (var host in request.Hosts.GetHosts())
+                {
+                    GiveReward(reward, host);
+                }
+            }
+        }
+
+        public void OnRequestFulfilled(IChainStateRequest request)
+        {
+            if (MeetsRequirements(CheckType.ClientStartedContract, request))
+            {
+                GiveReward(reward, request.Client);
+            }
+        }
+
+        public void OnSlotFilled(IChainStateRequest request, BigInteger slotIndex)
+        {
+            if (MeetsRequirements(CheckType.HostFilledSlot, request))
+            {
+                var host = request.Hosts.GetHost((int)slotIndex);
+                if (host != null)
+                {
+                    GiveReward(reward, host);
+                }
+            }
+        }
+
+        public void OnSlotFreed(IChainStateRequest request, BigInteger slotIndex)
+        {
+        }
+
+        private void GiveReward(RewardConfig reward, EthAddress receiver)
+        {
+            giver.Give(reward, receiver);
+        }
+
+        private bool MeetsRequirements(CheckType type, IChainStateRequest request)
+        {
+            return
+                reward.CheckConfig.Type == type &&
+                MeetsDurationRequirement(request) &&
+                MeetsSizeRequirement(request);
+        }
+
+        private bool MeetsSizeRequirement(IChainStateRequest r)
+        {
+            var slotSize = r.Request.Ask.SlotSize.ToDecimal();
+            decimal min = reward.CheckConfig.MinSlotSize.SizeInBytes;
+            return slotSize >= min;
+        }
+
+        private bool MeetsDurationRequirement(IChainStateRequest r)
+        {
+            var duration = TimeSpan.FromSeconds((double)r.Request.Ask.Duration);
+            return duration >= reward.CheckConfig.MinDuration;
+        }
+    }
+}

Tools/TestNetRewarder/RewardChecker.cs

@@ -0,0 +1,17 @@
+using CodexContractsPlugin.ChainMonitor;
+using DiscordRewards;
+
+namespace TestNetRewarder
+{
+    public class RewardChecker
+    {
+        public RewardChecker(IRewardGiver giver)
+        {
+            var repo = new RewardRepo();
+            var checks = repo.Rewards.Select(r => new RewardCheck(r, giver)).ToArray();
+            Handler = new ChainChangeMux(checks);
+        }
+
+        public IChainStateChangeHandler Handler { get; }
+    }
+}

Tools/TestNetRewarder/TimeSegmenter.cs

@@ -3,51 +3,60 @@ using Utils;
 
 namespace TestNetRewarder
 {
+    public interface ITimeSegmentHandler
+    {
+        Task OnNewSegment(TimeRange timeRange);
+    }
+
     public class TimeSegmenter
     {
         private readonly ILog log;
+        private readonly ITimeSegmentHandler handler;
         private readonly TimeSpan segmentSize;
-        private DateTime start;
+        private DateTime latest;
 
-        public TimeSegmenter(ILog log, Configuration configuration)
+        public TimeSegmenter(ILog log, Configuration configuration, ITimeSegmentHandler handler)
         {
             this.log = log;
-
+            this.handler = handler;
             if (configuration.IntervalMinutes < 0) configuration.IntervalMinutes = 1;
-            if (configuration.CheckHistoryTimestamp == 0) throw new Exception("'check-history' unix timestamp is required. Set it to the start/launch moment of the testnet.");
 
             segmentSize = configuration.Interval;
-            start = DateTimeOffset.FromUnixTimeSeconds(configuration.CheckHistoryTimestamp).UtcDateTime;
+            latest = configuration.HistoryStartUtc;
 
-            log.Log("Starting time segments at " + start);
+            log.Log("Starting time segments at " + latest);
             log.Log("Segment size: " + Time.FormatDuration(segmentSize));
         }
 
-        public async Task WaitForNextSegment(Func<TimeRange, Task> onSegment)
+        public async Task ProcessNextSegment()
         {
-            var now = DateTime.UtcNow;
+            var end = latest + segmentSize;
-            var end = start + segmentSize;
+            var waited = await WaitUntilTimeSegmentInPast(end);
-            var waited = false;
-            if (end > now)
-            {
-                // Wait for the entire time segment to be in the past.
-                var delay = end - now;
-                waited = true;
-                log.Log($"Waiting till time segment is in the past... {Time.FormatDuration(delay)}");
-                await Task.Delay(delay, Program.CancellationToken);
-            }
-            await Task.Delay(TimeSpan.FromSeconds(3), Program.CancellationToken);
 
             if (Program.CancellationToken.IsCancellationRequested) return;
 
             var postfix = "(Catching up...)";
             if (waited) postfix = "(Real-time)";
+            log.Log($"Time segment [{latest} to {end}] {postfix}");
             
-            log.Log($"Time segment [{start} to {end}] {postfix}");
+            var range = new TimeRange(latest, end);
-            var range = new TimeRange(start, end);
+            latest = end;
-            start = end;
 
-            await onSegment(range);
+            await handler.OnNewSegment(range);
+        }
+
+        private async Task<bool> WaitUntilTimeSegmentInPast(DateTime end)
+        {
+            await Task.Delay(TimeSpan.FromSeconds(3), Program.CancellationToken);
+
+            var now = DateTime.UtcNow;
+            while (end > now)
+            {
+                var delay = (end - now) + TimeSpan.FromSeconds(3);
+                await Task.Delay(delay, Program.CancellationToken);
+                return true;
+            }
+            return false;
         }
     }
 }