How to destroy one specific resource from TF file in Terraform?
Terraform destroy is a command that allows you to destroy either a full stack (based on your TF files), or single resources, using the -target option. You can even do:…
Read more »Continuous integration using Bamboo – Crash Course – 1 Day
Following are the agenda which, I am going to cover in next week session for continuous integration using Bamboo – Crash Course – 1 Day. Introduction of Bamboo with CI…
Read more »PersistentVolume, PersistentVolumeClaim, volumes using hostPath
pv.yaml $ kubectl create -f pv.yaml $ kubectl get pv pvc.yaml $ kubectl create -f pvc.yaml $ kubectl get pvc pod.yaml $ kubectl create -f pod.yaml $ kubectl get pods…
Read more »Working with Kubernetes Cluster using Kubectl Part – 11 – Probes
container-probes.yaml Commands
Read more »Working with Kubernetes Cluster using Kubectl Part – 10 – Pods Life Cycle
pod-restart-policy.yaml
Read more »Working with Kubernetes Cluster using Kubectl Part – 9 – Multi Containers Pods
multicontainer-pod.yaml
Read more »Working with Kubernetes Cluster using Kubectl Part – 8 – Pods
pod.yaml deployment.yaml
Read more »Working with Kubernetes Cluster using Kubectl Part – 7 – Labels
PodsToNodes.yaml CreatePodsWithLabels.yaml deployment-label.yaml service.yaml Commands
Read more »Working with Kubernetes Cluster using Kubectl Part – 6 – Namespaces
namespace.yaml deployment.yaml Commands
Read more »Working with Kubernetes Cluster using Kubectl Part – 5 – Anatomy Api Request
deployment.yaml pod.yaml
Read more »Working with Kubernetes Cluster using Kubectl Part – 4 – Api Object Versions
deployment.yaml
Read more »Working with Kubernetes Cluster using Kubectl Part – 1
Listing and Inspecting your cluster, pods, services and more. kubectl cluster-info review status and roles kubectl get nodes Additional information about each node in the cluster. kubectl get nodes -o…
Read more »Setup Kubernetes Cluster using kubeadm, calico and rbac in Ubuntu
Prerequisite Setup Master Node Setup aka Kubernetes Control Panel Setup Worker Node Setup
Read more »Kubernetes volume hostPath explained with examples
The hostPath volume mounts a resource from the host node filesystem. the resources could be directory, file socket, character, or block device. These resources mu A hostPath volume mounts a…
Read more »Kubernetes volume emptyDir explained with examples
Here are the following facts for emptyDir storage type in Kubernetes An emptyDir volume is first created when a Pod is assigned to a Node and initially its empty A…
Read more »Working with multiple virtual Kubernetes clusters aka Namespaces
Kubernetes supports multiple virtual clusters backed by the same physical cluster. These virtual clusters are called namespaces. Namespaces ca be used in multiple environment with many users spread across multiple…
Read more »minikube error – VBoxManage.exe: error: DHCP server already exists
Error Message Solutions minikube stop minikube start
Read more »minikube error – CrashLoopBackOff: secrets is forbidden: User “system:serviceaccount:kube-system:default”
$ minikube dashboard Temporary Error: unexpected response code: 503 Temporary Error: unexpected response code: 503 Temporary Error: unexpected response code: 503 Temporary Error: unexpected response code: 503 Solution
Read more »How to check Containers readiness inside a pod using readinessProbe?
A Probe is a diagnostic performed periodically by the kubelet on a Container. To perform a diagnostic, the kubelet calls a Handler implemented by the Container. There are three types…
Read more »How to check Containers health inside a kubernetes pod using livenessProbe?
A Probe is a diagnostic performed periodically by the kubelet on a Container. To perform a diagnostic, the kubelet calls a Handler implemented by the Container. There are three types…
Read more »How to enable Elastic Search REST API Accessible using IP Address?
By default http transport and internal elasticsearch transport only listens to localhost. If you want to access Elasticsearch from the host other than localhost then try adding following configurations in…
Read more »Ansible Tower Install and Setup Quick Guide
Supported Operating Systems: Red Hat Enterprise Linux 6 64-bit Red Hat Enterprise Linux 7 64-bit CentOS 6 64-bit CentOS 7 64-bit Ubuntu 12.04 LTS 64-bit Ubuntu 14.04 LTS 64-bit Other…
Read more »Ansible Playbook Lab & Excercise – Part 3
Create a playbook where you should install a webserver into 2 OS type(Ubuntu and RHEL) with fact conditioning. and list out a directory which in “/etc” and display such as…
Read more »Ansible Windows Playbook Lab & Excercise – Part 4
Write a playbook to Create a dir, named with your-name inside C:\HPE and create a file named with “readme.txt” inside “C:\HPE\ and content of the file should be “I love…
Read more »Ansible Windows Adhoc Commands Lab & Excercise – Part 3
Write a Adhoc command to Create a dir, named with your-name inside C:\HPE and create a file named with “readme.txt” inside “C:\HPE\ and content of the file should be “I…
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Ansible Error while executing adhoc commands/playbook in windows remote
Error – Failed to connect to the host via ssh Solution – You need to set ansible_connection=winrm to connect to windows [windows] 13.233.160.153 [windows:vars] ansible_connection=winrm Error – auth method ssl…
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