From 4767ec0056d8fa27ef31cfe2d48e799acaf2cc5b Mon Sep 17 00:00:00 2001
From: Roger Johansson <rogeralsing@gmail.com>
Date: Mon, 17 Oct 2022 10:25:48 +0200
Subject: [PATCH] di enabled cluster setup (#1823)

---
 .../ServiceCollectionExtensions.cs            | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/src/Proto.Cluster/ServiceCollectionExtensions.cs b/src/Proto.Cluster/ServiceCollectionExtensions.cs
index 30c897eb4b..d0090e493a 100644
--- a/src/Proto.Cluster/ServiceCollectionExtensions.cs
+++ b/src/Proto.Cluster/ServiceCollectionExtensions.cs
@@ -11,9 +11,60 @@
 
 namespace Proto.Cluster;
 
+[PublicAPI]
+public class HostedClusterConfig
+{
+    public string ClusterName { get; set; } = "MyCluster";
+    public string BindToHost { get; set; }= "localhost";
+    public int Port{ get; set; } = 0;
+    public Func<ActorSystemConfig, ActorSystemConfig>? ConfigureSystem { get; set; }
+    public Func<GrpcNetRemoteConfig, GrpcNetRemoteConfig>? ConfigureRemote { get; set; }
+    public Func<ClusterConfig, ClusterConfig>? ConfigureCluster { get; set; }
+    public IClusterProvider? ClusterProvider { get; set; }
+    public IIdentityLookup? IdentityLookup { get; set; }
+    public bool RunAsClient { get; set; }
+}
+
 [PublicAPI]
 public static class ServiceCollectionExtensions
 {
+    public static IServiceCollection AddProtoCluster(this IServiceCollection self, Action<IServiceProvider, HostedClusterConfig> configure)
+    {
+        var boot = new HostedClusterConfig();
+        self.AddSingleton(p =>
+        {
+            var loggerFactory = p.GetRequiredService<ILoggerFactory>();
+            Log.SetLoggerFactory(loggerFactory);
+
+    
+            configure(p, boot);
+
+            var s = new ActorSystemConfig();
+            s = boot.ConfigureSystem?.Invoke(s) ?? s;
+
+            var r = GrpcNetRemoteConfig.BindTo(boot.BindToHost, boot.Port);
+            r = boot.ConfigureRemote?.Invoke(r) ?? r;
+            boot.ClusterProvider ??= new SeedNodeClusterProvider();
+            boot.IdentityLookup ??= new PartitionIdentityLookup();
+
+            var c = ClusterConfig.Setup(boot.ClusterName, boot.ClusterProvider, boot.IdentityLookup);
+            c = boot.ConfigureCluster?.Invoke(c) ?? c;
+
+            var system = new ActorSystem(s)
+                .WithRemote(r)
+                .WithCluster(c)
+                .WithServiceProvider(p);
+
+            return system;
+        });
+
+        self.AddSingleton(p => p.GetRequiredService<ActorSystem>().Cluster());
+        self.AddSingleton(p => p.GetRequiredService<ActorSystem>().Root);
+        self.AddHostedService(p => new ProtoActorLifecycleHost(p.GetRequiredService<Cluster>(), boot.RunAsClient));
+
+        return self;
+    }
+    
     public static IServiceCollection AddProtoCluster(this IServiceCollection self, string clusterName,
         string bindToHost = "localhost", int port = 0,
         Func<ActorSystemConfig, ActorSystemConfig>? configureSystem = null,