kubernetes

KUBERNETES, HEROKU

# https://github.com/helm/chartste
helm install --name odoo4 -f values.yaml  stable/odoo
helm install --name odoo stable/odoo


kubectl get nodes -o yaml |less
kubectl describe node 192.168.1.157

ssh administrator@192.168.1.157


kubectl apply -f  multi-app-ingress2.yaml

kubectl config view
kubectl config --kubeconfig=config-demo use-context <cluster>


helm install --name ingress stable/nginx-ingress -f nginx-ingree.yaml

helm reset --force
helm ls --all
helm del --purge odoo
helm repo update
helm install --name nginx-ingress stable/nginx-ingress
helm version
helm update
helm search odoo
helm repo add azure-marketplace https://marketplace.azurecr.io/helm/v1/repo
helm install azure-marketplace/odoo


kubectl get deployments
kubectl get nodes
kubectl get services/svc   
kubectl get ns
kubectl get po
kubectl get pv
kubectl get deployments --all-namespaces
kubectl get secrets
kubectl describe secrets/NAME
kubectl port-forward jenkins-5564885478-mqtdp 9000:8080
kubectl get secret --namespace default jenkins -o jsonpath="{.data.jenkins-admin-password}" | base64 --decode; echo

kubectl create secret generic db-user-pass --from-file=./username.txt --from-file=./password.txt
kubectl create secret generic dev-db-secret --from-literal=username=devuser --from-literal=password=S\\!B\\\*d\\$zDsb

cambiar clave:

echo -n 3.14159Rj! |base64
—_> passwd en B64
My4xNDE1OVJqIQ==
kubectl edit secret --namespace default jenkins


kubectl set image deployments/kubernetes-bootcamp kubernetes-bootcamp=jocatalin/kubernetes-bootcamp:v2

kubectl rollout status deployments/kubernetes-bootcamp
kubectl rollout undo deployments/kubernetes-bootcamp



kubectl logs -f hopping-liger-odoo-2143957105-3319b


kubectl create secret generic db-secret --from-literal user=odoo --from-literal password=odoo
kubectl get secret db-secret-o yaml
kubectl get secret my-secret -o json | jq '.data | map_values(@base64d)'





kubectl describe pvc 
kubectl describe sc
kubectl describe pvc odoo (persisten volumes)

kubectl delete pv xxx
kubectl delete pod/po xxx
kubectl delete namespace/ns xxx

kubectl exec -it odoo5-odoo-786fff55dd-hsxq6 -- /bin/bash

kubectl exec -it odoo4-odoo-8ff7c54b-g8m9m -- /bin/sh -c "kill 1"

kubectl apply -f

kubectl cp ~/Downloads/inectheme.rar odoo5-odoo-786fff55dd-hsxq6:/bitnami/odoo/addons




gcloud components update




NOTAS / ERRORES:

Error: could not find tiller
sol:
——
$ kubectl get all --all-namespaces | grep tiller
$ kubectl delete deployment tiller-deploy -n kube-system
$ kubectl delete service tiller-deploy -n kube-system
$ kubectl get all --all-namespaces | grep tiller
——>Initialize it again:
$ helm init



Error: configmaps is forbidden: User "system:serviceaccount:kube-system:default" cannot list resource "configmaps" in API group "" in the namespace "kube-system"
SOL:
kubectl --namespace kube-system create serviceaccount tiller

kubectl create clusterrolebinding tiller-cluster-rule \
 --clusterrole=cluster-admin --serviceaccount=kube-system:tiller

kubectl --namespace kube-system patch deploy tiller-deploy \
 -p '{"spec":{"template":{"spec":{"serviceAccount":"tiller"}}}}' 

…
helm list
helm repo update
…
helm install --name nginx-ingress stable/nginx-ingress




cat <<EOF > docker-say.yaml
apiVersion: v1
kind: Secret
metadata:
  name: webcontainers-config-docker-say
  namespace: webcontainers
type: Opaque
data:
  image: ZGFuaWxsb3V6L2RvY2tlci1zYXk=
EOF
—
kubectl create -f docker-say.yaml -n webcontainers


————


1. Export existing app’s variables to config.txt
heroku config -s -a existing-heroku-app > config.txt
2. Review and push to another app
cat config.txt | tr '\n' ' ' | xargs heroku config:set -a new-heroku-app