Add FunctionInvocationId header propagation for client operations #593
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Propagates the Azure Functions invocation ID to the Durable Functions host via the X-Azure-Functions-InvocationId HTTP header, enabling correlation between worker-side function invocations and host-side orchestration events. - Modified http_utils.py to accept optional function_invocation_id parameter - Updated DurableOrchestrationClient to pass invocation ID to HTTP calls - Added optional function_invocation_id parameter to DurableApp.client decorator - Added unit tests for header propagation Related to Azure/azure-functions-durable-extension#3317
nytian
approved these changes
Jan 26, 2026
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Summary
This PR adds support for propagating the Azure Functions invocation ID to the Durable Functions host via HTTP headers, enabling correlation between worker-side function invocations and host-side orchestration events.
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