How to use Duplex MEP to communicate with BizTalk from a .NET application or a WF workflow running inside AppFabric Part 3

Introduction In the first article of the series we discussed how to exchange messages with an orchestration via a two-way WCF Receive Location using the Duplex Message Exchange Pattern. This form of bi-directional communication is characterized by the ability of both the service and the client to send messages to each other independently either using…

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Running .NET4 Windows Workflows in Azure

This blog reviews the current (January 2011) set of options available for hosting existing .NET4 Workflow (WF) programs in Windows Azure and also provides a roadmap to the upcoming features that will further enhance support for hosting and monitoring the Workflow programs. The code snippets included below are also available as an attachment for you…

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How to use Duplex MEP to communicate with BizTalk from a .NET application or a WF workflow running inside AppFabric Part 2

Introduction In the first article of the series we discussed how to exchange messages with an orchestration via a two-way WCF Receive Location using the Duplex Message Exchange Pattern. This form of bi-directional communication is characterized by the ability of both the service and the client to send messages to each other independently either using…

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AD FS 2.0 to secure WCF and Workflow Services hosted in Windows Server AppFabric

This blog entry is a sequel to the October 30th Blog “Securing WCF Services hosted in Windows Server AppFabric with Windows Identity Foundation (WIF)” where we demonstrated how to use WIF to secure Services hosted in AppFabric.  And in this blog post we extend the same scenario to demonstrate how you can leverage Active Directory…

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Logging and Counters in App Fabric Cache

  The following is a good place to get started with how to go about collecting basic information for monitoring and/or troubleshooting an App Fabric (AF) cache setup (Host/Cluster and clients). It starts by pointing to some resources on the different available logging features and then, via a sample scenario, goes over the decision taken…

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Basics on how to setup an App Fabric Cache server and API usage

  At this year’s SQL PASS summit, I had the opportunity to talk with customers about App Fabric Cache and in preparation for the event, I put a demo to show some of the characteristics of the available APIs. The following is an explanation on how to setup the demo, what to expect when running…

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Hybrid Cloud Solutions With Windows Azure AppFabric Middleware

Abstract (updated version) Technical and commercial forces are causing Enterprise Architects to evaluate moving established on-premises applications into the cloud – the Microsoft Windows Azure Platform. This blog post will demonstrate that there are established application architectural patterns that can get the best of both worlds: applications that continue to live on-premises while interacting with…

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How to use Duplex MEP to communicate with BizTalk from a .NET application or a WF workflow running inside AppFabric Part 1

Introduction Some time ago, I was asked by a customer whether or not BizTalk WCF Adapters support the Duplex Message Exchange Pattern. The latter is characterized by the ability of both the service and the client to send messages to each other independently either using one-way or request/reply messaging. This form of bi-directional communication is…

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Disaster Recovery for AppFabric Caching configuration DB (SQL Mirroring)

  In the middle tier AppFabric (AF) Caching can be setup in High Availability (HA) mode which is the feature that improves resiliency in the case a cache server goes down and for the backed, when using SQL for your configuration database, the simplest answer is to use mirroring. You may use SQL cluster but…

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