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mpepping / rke2-commands.md
Created September 12, 2024 15:48 — forked from superseb/rke2-commands.md
RKE2 commands

RKE2 commands

  • Updated on May 29 to accommodate etcd container not having /bin/sh available anymore.

Install

curl -sL https://get.rke2.io | sh
systemctl daemon-reload
systemctl start rke2-server
@mpepping
mpepping / generate_new_kubeconfig.sh
Created May 25, 2023 08:37 — forked from Oats87/generate_new_kubeconfig.sh
This bash script will sign an x509 certificate using the kube-ca located on any rancher node. This allows you to gain access back to your RKE-created kubernetes cluster should you lose the kube_config and cluster.yml for it, but still have SSH access to the hosts.
#!/bin/bash
echo "This will generate a new kube config for accessing your RKE-created kubernetes cluster. This script MUST be run on a Kubernetes node."
echo "Please enter the IP of one of your control plane hosts, followed by [ENTER]:"
read cphost
openssl genrsa -out kube-admin.key 2048
openssl req -new -sha256 -key kube-admin.key -subj "/O=system:masters/CN=kube-admin" -out kube-admin.csr
sudo openssl x509 -req -in kube-admin.csr -CA /etc/kubernetes/ssl/kube-ca.pem -CAcreateserial -CAkey /etc/kubernetes/ssl/kube-ca-key.pem -out kube-admin.crt -days 365 -sha256
sudo rm -f /etc/kubernetes/ssl/kube-ca.srl
@mpepping
mpepping / 1password-backup.bash
Last active December 3, 2022 10:06 — forked from wincent/1password-backup.bash
#!/bin/bash
#
# https://support.1password.com/command-line-getting-started/
#
# Full docs: https://support.1password.com/command-line/
#
# gpg --receive-keys 3FEF9748469ADBE15DA7CA80AC2D62742012EA22
# gpg --verify op.sig op
#