37 lines
1.3 KiB
Bash
37 lines
1.3 KiB
Bash
|
#!/usr/bin/env bash
|
||
|
|
set -euo pipefail
|
||
|
|
|
||
|
|
changed=0
|
||
|
|
k3s_changed=0
|
||
|
|
k3s_agent_changed=0
|
||
|
|
|
||
|
|
k3s_dropin="/host/etc/systemd/system/k3s.service.d/98-image-gc.conf"
|
||
|
|
k3s_agent_dropin="/host/etc/systemd/system/k3s-agent.service.d/98-image-gc.conf"
|
||
|
|
|
||
|
|
if [ -f "/host/etc/systemd/system/k3s.service" ] && [ ! -f "${k3s_dropin}" ]; then
|
||
|
|
mkdir -p "$(dirname "${k3s_dropin}")"
|
||
|
|
printf "[Service]\nEnvironment=\"K3S_KUBELET_ARG=image-gc-high-threshold=70\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-low-threshold=60\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-minimum-available=5Gi\"\n" > "${k3s_dropin}"
|
||
|
|
changed=1
|
||
|
|
k3s_changed=1
|
||
|
|
fi
|
||
|
|
|
||
|
|
if [ -f "/host/etc/systemd/system/k3s-agent.service" ] && [ ! -f "${k3s_agent_dropin}" ]; then
|
||
|
|
mkdir -p "$(dirname "${k3s_agent_dropin}")"
|
||
|
|
printf "[Service]\nEnvironment=\"K3S_KUBELET_ARG=image-gc-high-threshold=70\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-low-threshold=60\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-minimum-available=5Gi\"\n" > "${k3s_agent_dropin}"
|
||
|
|
changed=1
|
||
|
|
k3s_agent_changed=1
|
||
|
|
fi
|
||
|
|
|
||
|
|
if [ "${changed}" -eq 1 ]; then
|
||
|
|
sleep "$(( (RANDOM % 300) + 10 ))"
|
||
|
|
chroot /host /bin/systemctl daemon-reload
|
||
|
|
if [ "${k3s_changed}" -eq 1 ]; then
|
||
|
|
chroot /host /bin/systemctl restart k3s
|
||
|
|
fi
|
||
|
|
if [ "${k3s_agent_changed}" -eq 1 ]; then
|
||
|
|
chroot /host /bin/systemctl restart k3s-agent
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
|
||
|
|
sleep infinity
|