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Azure Service Bus
Enterprise messaging with queues and pub/sub topics.
When to Use
- Reliable message delivery
- Pub/sub messaging patterns
- Message ordering requirements
- Dead-letter handling
- Transaction support
- Enterprise integration
Required Supporting Resources
| Resource |
Purpose |
| None required |
Service Bus is self-contained |
| Key Vault |
Store connection strings (legacy) |
SKU Selection
| SKU |
Features |
Use Case |
| Basic |
Queues only, 256KB messages |
Simple messaging |
| Standard |
Topics, 256KB messages |
Pub/sub patterns |
| Premium |
100MB messages, VNET, zones |
Enterprise, high throughput |
Environment Variables
Managed Identity (Recommended)
| Variable |
Value |
SERVICEBUS__fullyQualifiedNamespace |
<namespace>.servicebus.windows.net |
SERVICEBUS_NAMESPACE |
Namespace name (for SDK) |
SERVICEBUS_QUEUE |
Queue name |
Required RBAC roles:
Azure Service Bus Data Sender (69a216fc-b8fb-44d8-bc22-1f3c2cd27a39) - for sending
Azure Service Bus Data Receiver (4f6d3b9b-027b-4f4c-9142-0e5a2a2247e0) - for receiving
Connection String (Legacy)
| Variable |
Value |
SERVICEBUS_CONNECTION_STRING |
Connection string (Key Vault) |
SERVICEBUS_NAMESPACE |
Namespace name |
SERVICEBUS_QUEUE |
Queue name |
References