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#!/usr/bin/env bash
BASHTARD_PLAYBOOK_VARS[$BASHTARD_PLAYBOOK.cert-hash]="required"
BASHTARD_PLAYBOOK_VARS[$BASHTARD_PLAYBOOK.master.address]="required"
BASHTARD_PLAYBOOK_VARS[$BASHTARD_PLAYBOOK.token]="required"
playbook_add() {
local version
version="1.29"
case "${BASHTARD_PLATFORM[key]}" in
linux-debian_gnu_linux)
# Fetch the apt key
info "$BASHTARD_PLAYBOOK" "Adding apt repository"
mkdir -pv -m 755 -- /etc/apt/keyrings
curl -fsSL "https://pkgs.k8s.io/core:/stable:/v$version/deb/Release.key" \
| gpg --dearmor \
> /etc/apt/keyrings/kubernetes-apt-keyring.gpg
printf "deb [signed-by=%s] %s /\n" \
"/etc/apt/keyrings/kubernetes-apt-keyring.gpg" \
"https://pkgs.k8s.io/core:/stable:/v$version/deb/" \
> /etc/apt/sources.list.d/kubernetes.list
apt update
;;
esac
pkg install containerd
pkg install kubeadm
pkg install kubectl
pkg install kubelet
info "$BASHTARD_PLAYBOOK" "Enabling forwarding"
cat <<-EOF > "$(config "fs.etcdir")/sysctl.d/kubernetes.conf"
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.ipv4.ip_forward = 1
net.ipv6.conf.all.forwarding = 1
EOF
sysctl --system
info "$BASHTARD_PLAYBOOK" "Enabling kernel modules"
cat <<-EOF > "$(config "fs.etcdir")/modules-load.d/kubernetes.conf"
br_netfilter
overlay
EOF
modprobe overlay
modprobe br_netfilter
if [[ "$(config "$BASHTARD_PLAYBOOK.node-ip" "")" != "" ]]
then
notice "$BASHTARD_PLAYBOOK" "Setting node ip in $(config "fs.etcdir")/default/kubelet"
cat <<-EOF > "$(config "fs.etcdir")/default/kubelet"
KUBELET_EXTRA_ARGS="--node-ip=$(config "$BASHTARD_PLAYBOOK.node-ip")"
EOF
fi
notice "$BASHTARD_PLAYBOOK" "Initialize kubeadm"
kubeadm join \
--discovery-token-ca-cert-hash "$(config "$BASHTARD_PLAYBOOK.cert-hash")" \
--node-name="${BASHTARD_PLATFORM[fqdn]}" \
--token "$(config "$BASHTARD_PLAYBOOK.token")" \
"$(config "$BASHTARD_PLAYBOOK.master.address"):$(config "$BASHTARD_PLAYBOOK.master.port" "6443")"
}
playbook_sync() {
:;
}
playbook_del() {
kubectl drain "${BASHTARD_PLATFORM[fqdn]}" \
--delete-emptydir-data \
--force \
--ignore-daemonsets
kubeadm reset --force
iptables -F && iptables -t nat -F && iptables -t mangle -F && iptables -X
ipvsadm -C
rm -fr -- \
"$(config "fs.etcdir")/modules-load.d/kubernetes.conf" \
"$(config "fs.etcdir")/sysctl.d/kubernetes.conf" \
"$(config "fs.etcdir")/cni/net.d" \
"$(config "fs.etcdir")/kubernetes" \
"/var/lib/etcd" \
"/var/lib/cni"
pkg uninstall kubectl
pkg uninstall kubeadm
pkg uninstall kubelet
pkg uninstall containerd
case "${BASHTARD_PLATFORM[key]}" in
linux-debian_gnu_linux)
# Fetch the apt key
info "$BASHTARD_PLAYBOOK" "Removing apt repository"
rm -fr -- \
/etc/apt/keyrings/kubernetes-apt-keyring.gpg \
/etc/apt/sources.list.d/kubernetes.list
;;
esac
}
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