fix: remove local hostpath and cilium lb vars and update k0s (#1261)

Signed-off-by: Devin Buhl <devin@buhl.casa>
This commit is contained in:
Devin Buhl authored and GitHub committed 2024-01-26 17:28:36 -05:00
1 parent 95b0e2b0d8
commit 4ac206aef5
11 files changed
+32 -56

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@@ -0,0 +1,18 @@
#!/usr/bin/env bash
set -e
set -o noglob
[ $(id -u) -eq 0 ] || exec sudo $0 $@
# Create kube-vip directory
mkdir -p /var/lib/k0s/manifests/kube-vip
# Create kube-vip rbac
cat >/var/lib/k0s/manifests/kube-vip/kube-vip-rbac.yaml <<EOF
#% include 'partials/kube-vip-rbac.partial.yaml.j2' %#
EOF
# Create kube-vip daemonset
cat >/var/lib/k0s/manifests/kube-vip/kube-vip-ds.yaml <<EOF
#% include 'partials/kube-vip-ds.partial.yaml.j2' %#
EOF
@@ -0,0 +1,81 @@
#!/usr/bin/env bash
set -e
set -o noglob
[ $(id -u) -eq 0 ] || exec sudo $0 $@
K0S_HOSTNAME="$1"
# Prepare
sudo apt-get update -y
# Hostname
if [ -n "${K0S_HOSTNAME}" ] && [ "$(hostnamectl hostname)" != "${K0S_HOSTNAME}" ]; then
hostnamectl set-hostname "${K0S_HOSTNAME}"
cat >/etc/hosts <<EOF
127.0.0.1 localhost
127.0.1.1 $K0S_HOSTNAME
::1 localhost ip6-localhost ip6-loopback
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
EOF
fi
# Timezone
timedatectl set-timezone "#{ bootstrap_timezone }#"
# Install Packages
apt-get install -y --no-install-recommends \
apt-transport-https ca-certificates conntrack curl dirmngr gdisk gnupg hdparm htop \
iptables iputils-ping ipvsadm libseccomp2 lm-sensors net-tools nfs-common \
nvme-cli open-iscsi parted psmisc python3 python3-apt python3-kubernetes python3-yaml \
smartmontools socat software-properties-common unzip util-linux
#% if bootstrap_advanced_flags.update_resolv_conf|default(true) %#
# Update DNS
chattr -i /etc/resolv.conf
rm -f /etc/resolv.conf
cat >/etc/resolv.conf <<EOF
search .
nameserver #{ bootstrap_dns_server }#
EOF
chattr +i /etc/resolv.conf
#% endif %#
# Kernel Modules
for module in br_netfilter ceph ip_vs ip_vs_rr nbd overlay rbd; do
if ! test -f /etc/modules-load.d/$module.conf; then
echo $module > /etc/modules-load.d/$module.conf
fi
done
systemctl restart systemd-modules-load.service
# Sysctls
cat >/etc/sysctl.d/99-kubernetes.conf <<EOF
fs.inotify.max_queued_events = 65536
fs.inotify.max_user_watches = 524288
fs.inotify.max_user_instances = 8192
EOF
sysctl -p /etc/sysctl.d/99-kubernetes.conf
# Disable swap
swapoff -a
# Disable AppArmor
if systemctl is-enabled apparmor.service; then
systemctl mask apparmor.service
fi
# Create containerd config
mkdir -p /etc/k0s/containerd.d
cat >/etc/k0s/containerd.d/default.toml <<EOF
[plugins."io.containerd.grpc.v1.cri"]
enable_unprivileged_ports = true
enable_unprivileged_icmp = true
[plugins."io.containerd.grpc.v1.cri".registry]
config_path = "/var/lib/k0s/containerd/certs.d"
[plugins."io.containerd.grpc.v1.cri".containerd]
discard_unpacked_layers = false
[plugins."io.containerd.grpc.v1.cri".containerd.runtimes.runc]
discard_unpacked_layers = false
EOF
@@ -0,0 +1,40 @@
#!/usr/bin/env bash
set -e
set -o noglob
[ $(id -u) -eq 0 ] || exec sudo $0 $@
remove_interfaces() {
ip link show 2>/dev/null | grep 'cilium' | while read ignore iface ignore; do
iface=${iface%%@*}
[ -z "$iface" ] || (ip link delete $iface || true)
done
}
reset_iptables() {
iptables -t nat -F
iptables -t mangle -F
iptables -t filter -F
iptables -t raw -F
iptables -X
ip6tables -t nat -F
ip6tables -t mangle -F
ip6tables -t filter -F
ip6tables -t raw -F
ip6tables -X
}
do_unmount_and_remove() {
set +x
while read -r _ path _; do
case "$path" in $1*) echo "$path" ;; esac
done < /proc/self/mounts | sort -r | xargs -r -t -n 1 sh -c 'umount -f "$0" && rm -rf "$0"'
set -x
}
do_unmount_and_remove '/run/netns/cni-'
ip netns show 2>/dev/null | grep cni- | xargs -r -t -n 1 ip netns delete
remove_interfaces
reset_iptables
rm -rf /var/lib/cni
rm -rf /etc/cni/net.d
@@ -0,0 +1,14 @@
#!/usr/bin/env bash
set -e
set -o noglob
[ $(id -u) -eq 0 ] || exec sudo $0 $@
# Remove containerd config
rm -rf /etc/k0s/containerd.d
# Remove local storage data
rm -rf /var/openebs/local
# Reboot
(sleep 10 && systemctl reboot)&