| Purpose / Command | Expected outout |
Services, Deployments, pods in one go
kubectl get svc,deployments,pods |
svc/cloud NodePort 10.111.53.220 |
Get Pods
kubectl get pods --all-namespaces |
NAMESPACE NAME READY STATUS RESTARTS AGE IP NODE default mock-resetserver-deployment-85c949bf7-lsmq8 1/1 Running 0 13h 10.244.10.234 ldn02 default sites-deployment-7c9c6869dc-4k2qz 1/1 Running 0 7h 10.244.6.74 bru03 kube-system etcd-jas03 1/1 Running 4 51d 192.168.1.24 jas03 kube-system kube-apiserver-jas03 1/1 Running 4 51d 192.168.1.24 jas03 |
Get Deployments
kubectl get deployments --all-namespaces |
NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE mock-resetserver-deployment 1 1 1 1 11d sites-deployment 1 1 1 1 8h |
Get Services
kubectl get svc --all-namespaces |
NAMESPACE NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE default kubernetes ClusterIP 10.96.0.1 none 443/TCP 47d default www NodePort 10.111.37.176 none 80:30689/TCP 1h kube-system tiller-deploy ClusterIP 10.98.228.118 none 44134/TCP 28d |
Get name spaces
kubectl get ns |
NAME STATUS AGE blue Active 47d default Active 49d devops Active 47d green Active 47d integration Active 47d kube-public Active 49d kube-system Active 49d |
Get All Nodes
kubectl get nodes |
NAME STATUS ROLES AGE VERSION EXTERNAL-IP OS-IMAGE KERNEL-VERSION CONTAINER-RUNTIME bru01 Ready none 45d v1.9.3 none CentOS Linux 7 (Core) 3.10.0-693.11.6.el7.x86_64 docker://1.12.6 bru02 Ready none 45d v1.9.3 none CentOS Linux 7 (Core) 3.10.0-693.11.6.el7.x86_64 docker://1.12.6 bru03 Ready none 45d v1.9.3 none CentOS Linux 7 (Core) 3.10.0-693.11.6.el7.x86_64 docker://1.12.6 ldn01 Ready none 44d v1.9.3 none CentOS Linux 7 (Core) 3.10.0-693.11.6.el7.x86_64 docker://1.12.6 ldn02 Ready none 44d v1.9.3 none CentOS Linux 7 (Core) 3.10.0-693.11.6.el7.x86_64 docker://1.12.6 ldn03 Ready none 44d v1.9.3 none CentOS Linux 7 (Core) 3.10.0-693.11.6.el7.x86_64 docker://1.12.6 |
Get Supported API
kubectl api-versions |
admissionregistration.k8s.io/v1beta1 apiextensions.k8s.io/v1beta1 apiregistration.k8s.io/v1beta1 apps/v1 apps/v1beta1 apps/v1beta2 authentication.k8s.io/v1 authentication.k8s.io/v1beta1 authorization.k8s.io/v1 authorization.k8s.io/v1beta1 autoscaling/v1 autoscaling/v2beta1 batch/v1 batch/v1beta1 certificates.k8s.io/v1beta1 events.k8s.io/v1beta1 extensions/v1beta1 networking.k8s.io/v1 policy/v1beta1 rbac.authorization.k8s.io/v1 rbac.authorization.k8s.io/v1beta1 storage.k8s.io/v1 storage.k8s.io/v1beta1 v1 |
Get Persistent Volumes
kubectl get pv |
NAME CAPACITY ACCESS MODES RECLAIM POLICY STATUS CLAIM STORAGECLASS REASON AGE integration.search.storage 150Gi RWO Retain Available 24d primary.jenkins.storage 150Gi RWO Retain Bound devops/primary.jenkins.claim 83d primary.postgres.storage 150Gi RWO Retain Bound devops/primary.postgres.claim 83d primary.sonar.storage 150Gi RWO Retain Bound devops/primary.sonar.claim 83d prod.search.storage 150Gi RWO Retain Available 24d secondary.jenkins.storage 150Gi RWO Retain Bound devops/secondary.jenkins.claim 83d secondary.postgres.storage 150Gi RWO Retain Bound devops/secondary.postgres.claim 83d secondary.sonar.storage 150Gi RWO Retain Bound devops/secondary.sonar.claim 83d |
Show all contexts
kubectl config get-contexts |
CURRENT NAME CLUSTER AUTHINFO NAMESPACE
all kube.alacritysys.com kubernetes-admin
blue kube.alacritysys.com kubernetes-admin blue
* dev kube.alacritysys.com kubernetes-admin default
devops kube.alacritysys.com kubernetes-admin devops
green kube.alacritysys.com kubernetes-admin green
integration kube.alacritysys.com kubernetes-admin integration
public kube.alacritysys.com kubernetes-admin kube-public
system kube.alacritysys.com kubernetes-admin kube-system
|
Switch between contexts (e.g dev)
kubectl config use-context dev |
Switched to context "dev". |