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Temporal with Go

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Architecture

Overview

01 · The big picture

02 · Temporal SDKs

03 · The Temporal Client

04 · Inside the Temporal Server

05 · Workers

06 · Life of a Workflow Execution, step by step

07 · Commands, Events and Replay

08 · Running it for real

Workflows

Overview

01 · What is a Workflow, and why does it exist?

02 · Defining Workflows in Go

03 · Determinism and replay

04 · Workflow Executions

05 · Timers, Selectors and concurrency inside a Workflow

06 · Message passing

07 · Child Workflows

08 · Cancel, Terminate, Pause and Reset

09 · Continue-As-New

10 · Schedules, Start Delay & Cron Jobs

11 · Versioning

12 · Dynamic Workflows

13 · Workflow Streams

Activities

Overview

01 · What is an Activity, and why does it exist?

02 · Defining Activities in Go

03 · Calling Activities from a Workflow (Workflow Activities)

04 · Timeouts, Retry Policies & Heartbeats

05 · Failures, Cancellation & Benign errors

06 · Standalone Activities

07 · Local Activities

08 · Asynchronous Activity Completion

09 · Dynamic Activities

10 · Activity Operations

Client

Overview

01 · What is a Temporal Client, and why does it exist?

02 · Connecting

03 · Connecting to Temporal Cloud and secured Services

04 · Starting Workflow Executions

05 · Workflow IDs and duplicate starts

06 · StartWorkflowOptions in practice

07 · Getting Workflow results

08 · Interacting with and managing running Workflows

09 · The Client in production

Workers

Overview

01 · What is a Worker?

02 · Tasks

03 · Task Queues

04 · Running a Worker in Go

05 · Worker options

06 · Sticky Execution and the Workflow cache

07 · Task Routing

08 · Worker Sessions

09 · Interceptors

10 · Graceful shutdown

11 · Worker Versioning

12 · Serverless Workers

Error Handling

Overview

01 · Platform failures vs application failures

02 · Temporal's error types in Go

03 · Workflow Task failure vs Workflow Execution failure

04 · Raising application errors

05 · Handling errors in Workflows

06 · Wrapping errors without losing retryability

07 · Retry Policies

08 · Detecting failures with timeouts and Heartbeats

09 · Backward recovery and an error strategy

Testing

Overview

01 · Testing strategy

02 · The Workflow test environment

03 · Mocking Activities and Child Workflows

04 · Testing Activities

05 · Time, Signals, Queries and Updates

06 · Mocking Nexus Operations

07 · Replay testing

08 · End-to-end tests with a dev server

09 · Debugging Workflows

Observability

Overview

01 · Observability in Temporal

02 · Logging

03 · Context propagation

04 · Context propagation in depth

05 · Metrics

06 · Tracing with OpenTelemetry

07 · Tracing options, baggage and migration

08 · Observability in production

Namespaces

Overview

01 · What is a Namespace?

02 · Using a Namespace from Go

03 · Registering a Namespace

04 · Describing, updating and listing Namespaces

05 · Deprecating and deleting Namespaces

06 · Designing your Namespaces

Temporal with Go

A progressive roadmap to Temporal for Go developers. Pick a section to start.

Architecture8 chapters Workflows13 chapters Activities10 chapters Client9 chapters Workers12 chapters Error Handling9 chapters Testing9 chapters Observability8 chapters Namespaces6 chapters