OCP
Managing Persistent Volumes: apiVersion: v1 kind: PersistentVolume metadata: name: strickland-pv spec: capacity: storage: 1Gi accessModes: - ReadWriteOnce nfs: path: /home/data/persistent01 server: ip-10-0-2-206.ec2.internal persistentVolumeReclaimPolicy: Recycle oc process openshift//mariadb-persistent --parameters oc new-app --template=mariadb-persistent --param=MYSQL_USER=optimoz \ --param=MYSQL_PASSWORD=pass123 --param=MYSQL_DATABASE=optimoz --param=MYSQL_ROOT_PASSWORD=pass123 Registry Volume: apiVersion: v1 kind: PersistentVolumeClaim metadata: name: registry-pvc spec: accessModes: - ReadWriteOnce resources: requests: storage: 10Gi Create a PV and PVC oc volume dc/docker-registry --add --name=registry-storage -t pvc --claim-name=registry-pvc --overwrite Create a secure route: oc new-project atmos —description=“Atmos” oc new-app centos/ruby-25-centos7~https://github.com/sclorg/ruby-ex.git --name="atmos" ./gen-certs.sh atmos.atmos.10.0.2.204.xip.io oc create route edge --service=atmos --cert=atmos.atmos.10.0.2.204.xip.io.crt --key=atmos.atmos.10.0.2.204.xip.io.key --hostname=atmos.atmos.10.0.2.204.xip.io Install Metrics: Create a 10Gi PV apiVersion: v1 kind: PersistentVolume metadata: name: metrics-pv spec: capacity: storage: 10Gi accessModes: - ReadWriteOnce nfs: path: /home/data/persistent04 server: ip-10-0-2-206.ec2.internal persistentVolumeReclaimPolicy: Recycle /etc/ansibe/hosts openshift_metrics_install_metrics=True openshift_metrics_hawkular_hostname=hawkular-metrics-openshift-infra.10.0.2.204.xip.io openshift_metrics_cassandra_storage_type=pv openshift_metrics_hawkular_limits_cpu=200m openshift_metrics_hawkular_requests_cpu=200m openshift_metrics_hawkular_requests_memory=1Gi openshift_metrics_heapster_limits_memory=1Gi openshift_metrics_heapster_requests_memory=1Gi openshift_metrics_hawkular_nodeselector={"region":"infra"} openshift_metrics_heapster_nodeselector={"region":"infra"} openshift_metrics_cassandra_nodeselector={"region":"infra"} openshift_metrics_image_version=v3.9 ansible-playbook /usr/share/ansible/openshift-ansible/playbooks/openshift-metrics/config.yml Create App from a 3rd Party Template: oc create -f template.yml oc process openshift//gogs —parameters oc new-app --template=gogs --param=DATABASE_VERSION=9.4 --param=HOSTNAME=gogs.atmos.okd.10.0.2.204.xip.io ResourceQuota and LimitRange: apiVersion: v1 kind: ResourceQuota metadata: name: c3h8 spec: hard: configmaps: "5" persistentvolumeclaims: "2" services: "5" apiVersion: v1 kind: LimitRange metadata: name: probot-rl spec: limits: - type: "Pod" max: cpu: "2" memory: "1Gi" min: cpu: "200m" memory: "6Mi" - type: "Container" max: cpu: "2" memory: "1Gi" min: cpu: "100m" memory: "4Mi" default: cpu: "300m" memory: "200Mi" defaultRequest: cpu: "200m" memory: "100Mi" maxLimitRequestRatio: cpu: "10" Create a new app, make a change and rebuild: oc new-app openshift/hello-openshift --name=howdy oc start-build bc/bc-name Scale up replicas: oc scale --replicas=5 dc/howdy
User Management
oc new-project atmos —description=“Atmos”
htpasswd -b /etc/origin/master/htpasswd user1 pass123
oc groups new atoms-group user1 user2 user2
oc describe rolebinding.rbac -n megalomart
oc adm policy remove-cluster-role-from-group self-provisioner system:authenticated system:authenticated:oauth
oc annotate clusterrolebinding.rbac self-provisioner ‘rbac.authorization.kubernetes.io/autoupdate=false’ –overwrite