71 lines
1.8 KiB
Text
71 lines
1.8 KiB
Text
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#!/bin/sh
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[ $(id -u) -eq 0 ] || exec sudo $0 $@
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for bin in {{ k3s_runtime_config['data-dir'] | default(k3s_data_dir) }}/data/**/bin/; do
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[ -d $bin ] && export PATH=$PATH:$bin:$bin/aux
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done
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set -x
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for service in {{ k3s_systemd_unit_dir }}/k3s*.service; do
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[ -s $service ] && systemctl stop $(basename $service)
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done
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for service in /etc/init.d/k3s*; do
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[ -x $service ] && $service stop
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done
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pschildren() {
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ps -e -o ppid= -o pid= | \
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sed -e 's/^\s*//g; s/\s\s*/\t/g;' | \
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grep -w "^$1" | \
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cut -f2
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}
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pstree() {
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for pid in $@; do
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echo $pid
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for child in $(pschildren $pid); do
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pstree $child
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done
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done
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}
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killtree() {
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kill -9 $(
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{ set +x; } 2>/dev/null;
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pstree $@;
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set -x;
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) 2>/dev/null
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}
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getshims() {
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ps -e -o pid= -o args= | sed -e 's/^ *//; s/\s\s*/\t/;' | grep -w 'k3s/data/[^/]*/bin/containerd-shim' | cut -f1
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}
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killtree $({ set +x; } 2>/dev/null; getshims; set -x)
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do_unmount_and_remove() {
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awk -v path="$1" '$2 ~ ("^" path) { print $2 }' /proc/self/mounts | sort -r | xargs -r -t -n 1 sh -c 'umount "$0" && rm -rf "$0"'
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}
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do_unmount_and_remove '/run/k3s'
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do_unmount_and_remove '{{ k3s_runtime_config['data-dir'] | default(k3s_data_dir) }}'
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do_unmount_and_remove '/var/lib/kubelet/pods'
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do_unmount_and_remove '/var/lib/kubelet/plugins'
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do_unmount_and_remove '/run/netns/cni-'
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# Remove CNI namespaces
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ip netns show 2>/dev/null | grep cni- | xargs -r -t -n 1 ip netns delete
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# Delete network interface(s) that match 'master cni0'
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ip link show 2>/dev/null | grep 'master cni0' | while read ignore iface ignore; do
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iface=${iface%%@*}
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[ -z "$iface" ] || ip link delete $iface
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done
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ip link delete cni0
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ip link delete flannel.1
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rm -rf /var/lib/cni/
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iptables-save | grep -v KUBE- | grep -v CNI- | iptables-restore
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