etcd operator creates/configures/manages etcd clusters atop Kubernetes

Install a Kubernetes cluster the CoreOS Tectonic Way: HA, self-hosted, RBAC, etcd Operator, and more

A controller to deploy and manage etcd clusters inside of Kubernetes

Install a Kubernetes cluster the CoreOS Tectonic Way: HA, self-hosted, RBAC, etcd Operator, and more

An etcd operator to configure, provision, reconcile and monitor etcd clusters.

Operator to manage the lifecycle of the etcd members of an OpenShift cluster

Operator to manage Cilium's etcd cluster

Install a Kubernetes cluster the CoreOS Tectonic Way: HA, self-hosted, RBAC, etcd Operator, and more

kstone-etcd-operator is a subproject of etcd cluster management platform kstone. It's inspired by etcd-operator. And has more complete support for persistent storage and better disaster tolerance.

etcd-operator create/configure/manage etcd clusters atop Kubernetes

The Charmed etcd Operator deploys and operates the etcd software on VMs and machine clusters. This charm is a Python project that installs etcd from the etcd Snap, and provides lifecycle management and event handling.

Files to deploy an etcd cluster via etcd-operator for use by the Service Catalog

Kubernetes Install On Ubuntu 20.4 Install Docker ************************************************************ sudo apt-get remove docker docker-engine docker.io containerd runc sudo apt-get update curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \ $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null sudo apt-get update systemctl stauts docker systemctl status docker sudo mkdir /etc/docker cat <<EOF | sudo tee /etc/docker/daemon.json { "exec-opts": ["native.cgroupdriver=systemd"], "log-driver": "json-file", "log-opts": { "max-size": "100m" }, "storage-driver": "overlay2" } EOF sudo systemctl enable docker sudo systemctl daemon-reload sudo systemctl restart docker Follow the step for all nodes to install Kubernetes ******************************************** sudo apt update sudo apt -y upgrade && sudo systemctl reboot sudo apt install apt-transport-https curl curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add echo "deb https://apt.kubernetes.io/ kubernetes-xenial main" >> ~/kubernetes.list sudo apt update sudo mv ~/kubernetes.list /etc/apt/sources.list.d sudo apt update sudo apt-get install -y kubelet kubeadm kubectl kubernetes-cni docker version sudo swapoff -a vim /etc/fstab free -mh lsmod | grep br_netfilter sudo modprobe br_netfilter lsmod | grep br_netfilter sudo sysctl net.bridge.bridge-nf-call-iptables=1 ************************************************************ ********************************************************** *********************************************************** sudo kubeadm init --pod-network-cidr=10.244.0.0/16 mkdir -p $HOME/.kube kubectl get node kubectl get pod -A kubectl get node kubectl get pod -A kubectl get node kubectl get componentstatus kubectl get node kubectl get pod -A wget https://docs.projectcalico.org/manifests/custom-resources.yaml ;;;edit and set ip block is 10.244.0.0/16 wget https://docs.projectcalico.org/manifests/tigera-operator.yaml kubectl create -f tigera-operator.yaml kubectl create -f custom-resources.yaml Finally Check the Cluster Status *************************************************************************************** root@master:~# kubectl get pods --all-namespaces NAMESPACE NAME READY STATUS RESTARTS AGE calico-apiserver calico-apiserver-5b68b6b54-mp6zg 1/1 Running 0 20m calico-apiserver calico-apiserver-5b68b6b54-tgksb 1/1 Running 0 20m calico-system calico-kube-controllers-59c45ff85c-pfnvq 1/1 Running 0 22m calico-system calico-node-6b2p9 1/1 Running 0 22m calico-system calico-node-phsp7 1/1 Running 0 22m calico-system calico-node-r6w5p 1/1 Running 0 22m calico-system calico-typha-589df868cc-7s66z 1/1 Running 0 22m calico-system calico-typha-589df868cc-n4b97 1/1 Running 0 22m kube-system coredns-64897985d-7fjvc 1/1 Running 0 28m kube-system coredns-64897985d-d8t7c 1/1 Running 0 28m kube-system etcd-master 1/1 Running 0 29m kube-system kube-apiserver-master 1/1 Running 0 29m kube-system kube-controller-manager-master 1/1 Running 0 29m kube-system kube-proxy-7fwnf 1/1 Running 0 27m kube-system kube-proxy-hp4j8 1/1 Running 0 28m kube-system kube-proxy-xzq9f 1/1 Running 0 27m kube-system kube-scheduler-master 1/1 Running 0 29m tigera-operator tigera-operator-59d6fdcd79-ndwsk 1/1 Running 0 25m root@master:~# kubectl get componentstatus Warning: v1 ComponentStatus is deprecated in v1.19+ NAME STATUS MESSAGE ERROR controller-manager Healthy ok scheduler Healthy ok etcd-0 Healthy {"health":"true","reason":""} ******************************************************************************** Troubleshooting ************************************************************************************ kubeadm reset iptables -F && iptables -t nat -F && iptables -t mangle -F && iptables -X For Joining Token ******************************** kubeadm token create --print-join-command

Scripts to install etcd operator, etcd cluster and cilium

Install etcd operator and monitor etcd cluster with prometheus and grafana

rethinkdb operator creates/configures/manages etcd clusters atop Kubernetes

Ansible role for installing etcd-operator to a K8s cluster

Kubernetes Backup Operator for ETCD Clusters. Supports S3 and GCS as Backends