Tana and Trevi represent converging forces in digital infrastructure, blending orchestration capabilities with secure transport layers. Together, they enable teams to manage complex workflows while maintaining strict compliance and auditability across distributed environments.
Organizations adopt this pairing to streamline service integration, reduce manual toil, and gain granular control over policy enforcement. The following sections detail operational profiles, configuration options, and strategic deployment guidance.
| Component | Role | Key Feature | Compliance Impact |
|---|---|---|---|
| Tana | Workflow Orchestration | Declarative pipelines | Audit trail retention |
| Trevi | Secure Proxy Gateway | mTLS termination | Encrypted in transit |
| Combined | Unified Control Plane | Policy as code | Regulatory alignment |
| Observability | Metrics & Traces | OpenTelemetry export | Incident forensics |
Operational Design of Tana
Pipeline Modeling
Tana enables users to define pipelines as code, with dependencies expressed as directed acyclic graphs. This model supports version control, peer review, and automated testing before promotion to production.
State Management
Built-in state tracking ensures that each execution can be replayed or diffed against prior runs. Teams benefit from deterministic runs and simplified debugging when anomalies occur.
Transport Security with Trevi
Envoy-Based Proxy
Trevi leverages Envoy data plane to provide low-latency routing, retry budgets, and circuit breaking. Policies such as rate limiting and authentication are enforced consistently across services.
Certificate Lifecycle
Integration with Vault or self-managed CAs allows automatic rotation of mTLS certificates. This reduces manual overhead and minimizes the window of exposure for compromised keys.
Deployment Architecture
Control and Data Planes
Separating the control plane from the data plane ensures that policy updates do not disrupt active connections. This design supports zero-downtime upgrades and scaled-out performance.
Multi-cluster Federation
Federated topologies let Tana and Trevi span multiple clusters or regions. Global load balancing and failover logic remain centralized while respecting locality and regulatory boundaries.
Operational Best Practices
- Define pipeline templates as reusable modules to accelerate onboarding.
- Enforce mTLS between all services managed by Trevi.
- Export metrics to a centralized observability platform for SLA tracking.
- Version control policies alongside application source code.
- Schedule regular rotation of cryptographic material via automation.
- Implement canary releases to validate changes in production-like subsets.
- Document exception workflows for emergency rollback scenarios.
Scaling and Resilience Planning
Strategic capacity planning for Tana and Trevi involves modeling peak concurrency, payload sizes, and latency budgets. Regular chaos testing validates failure modes and ensures that automated safeguards react as expected under stress.
FAQ
Reader questions
How does Tana coordinate long-running workflows without blocking Trevi traffic?
Tana orchestrates workflow steps asynchronously, storing state externally so that API requests handled by Trevi remain non-blocking and responsive.
Can Trevi enforce different policies for internal and external clients?
Yes, Trevi supports listener-level and route-level policies, enabling distinct authentication and rate-limiting rules based on source network or identity.
What happens to in-flight requests during a pipeline update in Tana?
In-flight requests continue on the previous version of the service graph, while new requests are routed to updated endpoints, ensuring continuity and zero dropped connections.
How are compliance reports generated across Tana and Trevi components?
Audit logs from Tana executions and Trevi access logs are correlated in a centralized data store, then rendered into compliance reports using predefined templates for regulators.