fix(Api): Fixed the CloudEventPublisher to not retry retrieving the cloud event stream info

Signed-off-by: Charles d'Avernas <[email protected]>

Author: cdavernas

src/api/Synapse.Api.Application/Services/CloudEventPublisher.cs

@@ -91,18 +91,13 @@ public virtual async Task StartAsync(CancellationToken cancellationToken)
         var version = ((string)(this.Database.Execute("INFO", "server"))!).Split('\n').FirstOrDefault(line => line.StartsWith("redis_version:"))?[14..]?.Trim() ?? "undetermined";
         try
         {
-            while (true)
+            try
             {
-                try
-                {
-                    await this.Database.StreamInfoAsync(SynapseDefaults.CloudEvents.Bus.StreamName).ConfigureAwait(false);
-                    break;
-                }
-                catch (RedisServerException ex) when (ex.Message.StartsWith("ERR no such key")) 
-                {
-                    await Task.Delay(25, cancellationToken).ConfigureAwait(false);
-                    continue;
-                }
+                await this.Database.StreamInfoAsync(SynapseDefaults.CloudEvents.Bus.StreamName).ConfigureAwait(false);
+            }
+            catch (RedisServerException ex) when (ex.Message.StartsWith("ERR no such key"))
+            {
+                this.Logger.LogWarning("The cloud event stream is currently unavailable, but it should be created when cloud events are published or when correlators are activated");
             }
             this.SupportsStreaming = true;
             this.Logger.LogInformation("Redis server version '{version}' supports streaming commands. Streaming feature is enabled", version);
@@ -112,6 +107,10 @@ public virtual async Task StartAsync(CancellationToken cancellationToken)
             this.SupportsStreaming = false;
             this.Logger.LogInformation("Redis server version '{version}' does not support streaming commands. Streaming feature is emulated using lists", version);
         }
+        catch(Exception ex)
+        {
+            this.Logger.LogWarning("An error occurred while starting the cloud event publisher, possibly affecting the server's ability to publish cloud events to correlators: {ex}", ex);
+        }
     }
 
     /// <inheritdoc/>

src/core/Synapse.Core/Synapse.Core.csproj

@@ -46,6 +46,7 @@
   <ItemGroup>
     <None Remove="Resources\Correlation.yaml" />
     <None Remove="Resources\Correlator.yaml" />
+    <None Remove="Resources\CustomFunction.yaml" />
     <None Remove="Resources\Operator.yaml" />
     <None Remove="Resources\ServiceAccount.yaml" />
     <None Remove="Resources\Workflow.yaml" />
@@ -54,6 +55,7 @@
 
   <ItemGroup>
     <EmbeddedResource Include="Resources\Correlation.yaml" />
+    <EmbeddedResource Include="Resources\CustomFunction.yaml" />
     <EmbeddedResource Include="Resources\ServiceAccount.yaml" />
     <EmbeddedResource Include="Resources\Correlator.yaml" />
     <EmbeddedResource Include="Resources\Operator.yaml" />