1 files changed, 43 insertions, 0 deletions
diff --git a/src/marlin.core/contracts/InstanceService.cs b/src/marlin.core/contracts/InstanceService.cs
new file mode 100644
index 0000000..73e7229
--- /dev/null
+++ b/src/marlin.core/contracts/InstanceService.cs
@@ -0,0 +1,43 @@
+namespace marlin.core.contracts;
+
+using System.Runtime.Serialization;
+using System.ServiceModel;
+using models;
+using ProtoBuf.Grpc;
+
+[ServiceContract]
+public interface IInstanceService
+{
+    [OperationContract]
+    Task SendLogEvent(LogEventRequest request, CallContext context = default);
+
+    [OperationContract]
+    Task SendStatusUpdate(StatusUpdateRequest request, CallContext context = default);
+}
+
+[DataContract]
+public class LogEventRequest
+{
+    [DataMember(Order = 1)]
+    public DateTime At
+    {
+        get => field;
+        set => field = DateTime.SpecifyKind(value, DateTimeKind.Utc);
+    }
+    
+    [DataMember(Order = 2)] 
+    public string Message { get; set; }
+    
+    [DataMember(Order = 3)] 
+    public bool Error { get; set; }
+    
+    [DataMember(Order = 4)]
+    public string StepId { get; set; }
+}
+
+[DataContract]
+public class StatusUpdateRequest
+{
+    [DataMember(Order = 1)]
+    public JobStatus Status { get; set; }
+}
+\ No newline at end of file