server.txt

curl -sfL https://get.k3s.io | K3S_TOKEN=nEbzYHXdmj47FMRb sh -s - server --cluster-init --disable servicelb --write-kubeconfig-mode 644 --kube-apiserver-arg default-not-ready-toleration-seconds=30 --kube-apiserver-arg default-unreachable-toleration-seconds=30 --kube-controller-arg node-monitor-period=20s --kube-controller-arg node-monitor-grace-period=20s --kubelet-arg node-status-update-frequency=5s

curl -sfL https://get.k3s.io | K3S_TOKEN=nEbzYHXdmj47FMRb sh -s - server --server https://<ip or hostname of server1>:6443 --disable servicelb --write-kubeconfig-mode 644 --kube-apiserver-arg default-not-ready-toleration-seconds=30 --kube-apiserver-arg default-unreachable-toleration-seconds=30 --kube-controller-arg node-monitor-period=20s --kube-controller-arg node-monitor-grace-period=20s --kubelet-arg node-status-update-frequency=5s

curl -sfL https://get.k3s.io | K3S_URL=https://<ip or hostname of server1>:6443 K3S_TOKEN=nEbzYHXdmj47FMRb sh -s - --kubelet-arg node-status-update-frequency=5s


curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
chmod 700 get_helm.sh
./get_helm.sh
cp /etc/rancher/k3s/k3s.yaml ~/.kube/config
helm repo add mongodb https://mongodb.github.io/helm-charts
helm install community-operator mongodb/community-operator

k apply -f mongodb.com_v1_mongodbcommunity_cr.yaml


kubectl exec -it mongosh -- mongosh  "mongodb+srv://mongodb:mongodb@mongodb-svc.default.svc.cluster.local/admin?replicaSet=mongodb&ssl=false"
db.getMongo().setReadPref("primaryPreferred")
db.getMongo().setReadPref("nearest")

## crontab
* * * * * sleep 5 && bash /root/rollout.sh
* * * * * sleep 15 && bash /root/rollout.sh
* * * * * sleep 25 && bash /root/rollout.sh
* * * * * sleep 35 && bash /root/rollout.sh
* * * * * sleep 45 && bash /root/rollout.sh
* * * * * sleep 55 && bash /root/rollout.sh


change imagePullPolicy

helm repo add dandydev https://dandydeveloper.github.io/charts
helm install redis dandydev/redis-ha