Tekton Pipelines — Cloud-Native CI/CD Primitives for Kubernetes
Tekton Pipelines is a powerful, flexible, open-source framework for creating CI/CD systems. It runs pipelines as native Kubernetes resources using Tasks, Pipelines and TaskRuns.
What it is
Tekton Pipelines is an open-source framework for creating CI/CD systems that run as native Kubernetes resources. Originally born from Knative Build at Google, Tekton became a standalone CNCF project and now powers pipeline engines in Jenkins X, OpenShift Pipelines, and IBM Cloud.
Tekton is built for platform engineers and DevOps teams who want their CI/CD system to be a first-class citizen in Kubernetes rather than a bolt-on monolithic server.
How it saves time or tokens
Tekton eliminates the need to maintain a separate CI server. Because Tasks and Pipelines are Kubernetes CRDs, they inherit cluster scheduling, resource limits, and RBAC. Each step runs in its own container, so language and tooling isolation is free. Typed parameters, results, and workspaces enforce contracts between steps, reducing debugging time on data-passing bugs.
How to use
- Install Tekton Pipelines into your cluster:
kubectl apply -f https://storage.googleapis.com/tekton-releases/pipeline/latest/release.yaml
- Install the tkn CLI for interacting with pipeline runs:
brew install tektoncd-cli
- Create and run a simple TaskRun:
apiVersion: tekton.dev/v1
kind: TaskRun
metadata:
generateName: hello-
spec:
taskSpec:
steps:
- name: echo
image: alpine
script: echo Hello Tekton
kubectl apply -f taskrun.yaml
tkn taskrun logs --last -f
Example
A minimal pipeline that clones a repo, runs tests, and builds a container image:
apiVersion: tekton.dev/v1
kind: Pipeline
metadata:
name: build-and-test
spec:
params:
- name: repo-url
type: string
workspaces:
- name: shared-data
tasks:
- name: fetch-source
taskRef:
name: git-clone
workspaces:
- name: output
workspace: shared-data
params:
- name: url
value: $(params.repo-url)
- name: run-tests
runAfter: [fetch-source]
taskRef:
name: run-tests
workspaces:
- name: source
workspace: shared-data
Related on TokRepo
- DevOps automation tools — broader automation category for CI/CD and infrastructure workflows
- Coding tools for AI-assisted development — related tooling for developer productivity
Common pitfalls
- Forgetting to set resource requests on TaskRun steps, which can cause scheduling failures on constrained clusters
- Not using workspaces for data passing between tasks; relying on results alone hits size limits quickly
- Overlooking Tekton Chains for supply-chain security; without it, pipeline outputs lack signed provenance
Frequently Asked Questions
A Task is a single unit of work with one or more sequential steps, each running in its own container. A Pipeline composes multiple Tasks into a directed acyclic graph, defining ordering, parameters, and data flow between them via workspaces and results.
Tekton provides the primitives, not a full CI/CD product with a UI. Projects like Jenkins X and OpenShift Pipelines build on Tekton to offer a Jenkins-like or GitHub Actions-like experience. You can use Tekton directly for maximum control or adopt a higher-level product built on it.
Tekton uses standard Kubernetes Secrets. You mount them into Task steps via workspaces or environment variables. Tekton also supports annotation-based credential selection where Secrets are matched to ServiceAccounts automatically.
No. Tekton is deeply integrated with the Kubernetes API and scheduler. Every TaskRun is a set of Pods. If you need CI/CD without Kubernetes, tools like GitHub Actions or Dagger are better suited.
Tekton Chains is a companion project that automatically signs TaskRun results and generates in-toto attestations for SLSA compliance. It observes completed TaskRuns and produces signed provenance metadata without modifying your pipeline definitions.
Citations (3)
- Tekton GitHub— Tekton Pipelines is a Kubernetes-native CI/CD framework
- Tekton Chains GitHub— Tekton Chains provides SLSA-compliant supply chain security
- CNCF Tekton Page— CNCF project for cloud-native CI/CD
Related on TokRepo
Discussion
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