Clemens Vasters Principal Technical Lead Microsoft SOA319

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This Session

Why?

What?

URI Is King: The Namespace

Federated Namespace

Federated Namespace

Service Registry

WCF Programming Experience Symmetry with all major WCF bindings Security, Binary, Streaming, Reliable Sessions No NAT mapping or open inbound ports

How WCF Listeners Work Service Bus Sender Receiver Backend Naming Routing Fabric Frontend Nodes Ctrl Forwarder outbound socket connect outbound socket rendezvous Ctrl NLB

NAT & Firewall Traversal Service Bus Receiver

Listening on the.NET Service Bus Clemens Vasters.NET Service Bus Technical Lead Microsoft.NET Services

Queues Service Bus Sender Receiver sb://solution.servicebus.windows.net/a/b/ HTTP(S) / net.tcp Backend Naming Routing Fabric Frontend Nodes HTTP(S) Dequeue Msg Dequeue Route Manager Queue Policy

Queues in the Service Registry My … … My Queue … …

Queue “Tail” Protocol Using alternate link: Anything but GET – ‘Enqueue’ Submits the message into the Queue No local semantics associates with methods Yields 202.

Queue “Head” Protocol Using queuehead link: POST – ‘PeekLock’ Yields entity body of the read message(s) ‘X-MS-Message-Lock’ header: URI of lock DELETE – ‘Destructive Read / Dequeue’ Yields entity body of the read message(s)

Queue “Lock” Protocol Using X-MS-Message-Lock URI: DELETE – ‘Delete Locked Message’ Deletes the lock and discards the message PUT –‘Release Lock’ Updates the lock to go into the ‘reverted’ state Message gets put back into the queue Lock goes from reverted to deleted afterwards

Routers Service Bus Sender sb://solution.servicebus.windows.net/a/b/ HTTP(S) / net.tcp Backend Naming Routing Fabric Frontend Nodes Msg Route Manager Router Policy Receiver Msg Subscribe

Routers Service Bus sb://solution.servicebus.windows.net/a/b/ Backend Naming Routing Fabric Frontend Nodes Manager Router Policy Receiver HTTPS Subscribe HTTP Push Msg Subscribe Sender HTTP(S) / net.tcp Msg Route

Routers in the Service Registry My … … My Router … …

Router Subscriptions Feed Subscriptions urn:uuid:82a76c80-d498-12d5-b91C e0ef6 … sub-id urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a {dateTime} GET (Enumerate)POST (Subscribe) DELETE (Unsubscribe)PUT (Renew)GET (GetStatus)

Queues and Routers Clemens Vasters.NET Service Bus Technical Lead Microsoft.NET Services

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