Comandos

gistfile1.txt

Prerequisitos
- Cluster Kubernetes (>=v1.15) minikube, GKE, azure, https://www.katacoda.com/courses/kubernetes/playground (riesgo de desconexión)
- Editor de código
- kubectl
- cli tekton: https://github.com/tektoncd/cli
- cuenta en docker hub o algún registry
- crear namespace tekton-cicd
- crear secreto tipo kubernetes.io/dockerconfigjson con tales credenciales en su cluster en el namespace
tekton-cicd. En el caso de docker-hub:

export REGISTRY_SERVER=https://index.docker.io/v1/
# Replace `[...]` with the registry username
export REGISTRY_USER=[...]
# Replace `[...]` with the registry password
export REGISTRY_PASS=[...]
# Replace `[...]` with the registry email
export REGISTRY_EMAIL=[...] 


kubectl --namespace tekton-cicd \
    create secret \
    docker-registry regcred \
    --docker-server=$REGISTRY_SERVER \
    --docker-username=$REGISTRY_USER \
    --docker-password=$REGISTRY_PASS \
    --docker-email=$REGISTRY_EMAIL
    
kubectl create namespace staging

kubectl create namespace production

###########################
# Paso extra, solo si se usa katacoda
###########################
git clone https://github.com/tektoncd/website

mkdir /mnt/data && kubectl apply -f https://k8s.io/examples/pods/storage/pv-volume.yaml && \
kubectl apply -f website/tutorials/katacoda/getting-started/src/tekton-katacoda/init.yaml && \
kubectl delete configmap/config-artifact-pvc -n tekton-pipelines && \
kubectl create configmap config-artifact-pvc --from-literal=storageClassName=manual -n tekton-pipelines

###################
# Instalar tekton y dashboard
###################
kubectl apply --filename https://storage.googleapis.com/tekton-releases/pipeline/latest/release.yaml
kubectl apply --filename https://storage.googleapis.com/tekton-releases/dashboard/latest/tekton-dashboard-release.yaml

# test

$tkn version

###############
# Clonar repo 1: Ejemplos básicos
###############

$git clone git@github.com:enriquesoto/handson-tekton.git

$code handson-tekton

$tkn task start hello --showlog

$tkn pipeline start <name>

###################
# Clonar repo 2: Full pipeline
###################

$git clone git@github.com:enriquesoto/tekton-demo.git

cd tekton-demo

cat parallel.yaml

cat cd.yaml

kubectl apply --filename cd.yaml

kubectl --namespace tekton-cicd \
    get pipelines

############################
# Running Tekton pipelines #
############################

tkn --namespace tekton-cicd \
    pipeline start toolkit \
    --dry-run

cat cd-run.yaml

kubectl create --filename cd-run.yaml

tkn --namespace tekton-cicd \
    pipelinerun list

tkn --namespace tekton-cicd \
    pipelinerun logs --last --follow

kubectl --namespace tekton-cicd \
    get pods

##############
# Tekton dashboard
##############

kubectl port-forward -n tekton-cicd --address=0.0.0.0 service/tekton-dashboard 8080:9097