時代はk8sですと思ったら、すでに一回りしていてk3sとかあるらしいです。
k8s = Kubernetes
# curl -sfL https://get.k3s.io | sh -
[INFO] Finding latest release
[INFO] Using v0.6.1 as release
[INFO] Downloading hash https://github.com/rancher/k3s/releases/download/v0.6.1/sha256sum-amd64.txt
[INFO] Downloading binary https://github.com/rancher/k3s/releases/download/v0.6.1/k3s
[INFO] Verifying binary download
[INFO] Installing k3s to /usr/local/bin/k3s
[INFO] SeLinux is enabled, setting permissions
[INFO] Creating /usr/local/bin/kubectl symlink to k3s
[INFO] Creating /usr/local/bin/crictl symlink to k3s
[INFO] Creating killall script /usr/local/bin/k3s-killall.sh
[INFO] Creating uninstall script /usr/local/bin/k3s-uninstall.sh
[INFO] env: Creating environment file /etc/systemd/system/k3s.service.env
[INFO] systemd: Creating service file /etc/systemd/system/k3s.service
[INFO] systemd: Enabling k3s unit
Created symlink from /etc/systemd/system/multi-user.target.wants/k3s.service to /etc/systemd/system/k3s.service.
[INFO] systemd: Starting k3s
#
消し方
# /usr/local/bin/k3s-uninstall.sh ++ id -u + '[' 0 = 0 ']' + /usr/local/bin/k3s-killall.sh ++ id -u + '[' 0 = 0 ']' + for bin in '/var/lib/rancher/k3s/data/**/bin/' <snip> ++ basename /etc/systemd/system/k3s.service + systemctl stop k3s.service + for service in '/etc/init.d/k3s*' + '[' -x '/etc/init.d/k3s*' ']' ++ lsof ++ sed -e 's/^[^0-9]*//g; s/ */\t/g' ++ grep -w 'k3s/data/[^/]*/bin/containerd-shim' ++ cut -f1 ++ sort -n -u <snip> + '[' 13 -ne 0 ']' ++ set +x <snip> + do_unmount /run/k3s ++ sort -r ++ cat /proc/self/mounts ++ awk '{print $2}' ++ grep '^/run/k3s' <snip> + do_unmount /var/lib/rancher/k3s ++ cat /proc/self/mounts ++ awk '{print $2}' ++ grep '^/var/lib/rancher/k3s' ++ sort -r <snip> ++ ip link show ++ grep 'master cni0' ++ awk '-F: ' '{print $2}' ++ sed -e 's|@.*||' <snip> + rm -rf /var/lib/cni/ + which systemctl /usr/bin/systemctl + systemctl disable k3s Removed symlink /etc/systemd/system/multi-user.target.wants/k3s.service. + systemctl reset-failed k3s + systemctl daemon-reload + which rc-update which: no rc-update in (/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin) + rm -f /etc/systemd/system/k3s.service + rm -f /etc/systemd/system/k3s.service.env + trap remove_uninstall EXIT + '[' -L /usr/local/bin/kubectl ']' + rm -f /usr/local/bin/kubectl + '[' -L /usr/local/bin/crictl ']' + rm -f /usr/local/bin/crictl + rm -rf /etc/rancher/k3s + rm -rf /var/lib/rancher/k3s + rm -f /usr/local/bin/k3s + rm -f /usr/local/bin/k3s-killall.sh + remove_uninstall + rm -f /usr/local/bin/k3s-uninstall.sh
綺麗に消してくれる。