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Harden default for A2A hosting by using an IsolationKeyScopedAgentSessionStore when no store is available.

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This commit is contained in:
Jacob Alber
2026-05-13 11:30:42 -04:00
Unverified
parent 240f36b24d
commit a61e0f24d6
1 changed files with 9 additions and 1 deletions
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dotnet/src/Microsoft.Agents.AI.Hosting.A2A/A2AServerServiceCollectionExtensions.cs
+9 -1
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@@ -140,9 +140,17 @@ public static class A2AServerServiceCollectionExtensions
var agentSessionStore = serviceProvider.GetKeyedService<AgentSessionStore>(agent.Name);
var runMode = options?.AgentRunMode ?? AgentRunMode.DisallowBackground;
// Ensure that we have an IsolationKeyScopedAgentSessionStore registered.
var isolationKeyProvider = serviceProvider.GetService<SessionIsolationKeyProvider>();
if (agentSessionStore?.GetService<IsolationKeyScopedAgentSessionStore>() is null)
{
agentSessionStore ??= new InMemoryAgentSessionStore();
agentSessionStore = new IsolationKeyScopedAgentSessionStore(agentSessionStore, isolationKeyProvider, new());
}
var hostAgent = new AIHostAgent(
innerAgent: agent,
sessionStore: agentSessionStore ?? new InMemoryAgentSessionStore());
sessionStore: agentSessionStore);
agentHandler = new A2AAgentHandler(hostAgent, runMode);
}