65 lines
2.6 KiB
Bash
65 lines
2.6 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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changed=0
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journald_changed=0
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k3s_changed=0
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k3s_agent_changed=0
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journald_dropin="/host/etc/systemd/journald.conf.d/99-logging.conf"
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k3s_dropin="/host/etc/systemd/system/k3s.service.d/99-logging.conf"
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k3s_agent_dropin="/host/etc/systemd/system/k3s-agent.service.d/99-logging.conf"
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k3s_image_gc_dropin="/host/etc/systemd/system/k3s.service.d/98-image-gc.conf"
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k3s_agent_image_gc_dropin="/host/etc/systemd/system/k3s-agent.service.d/98-image-gc.conf"
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if [ ! -f "${journald_dropin}" ]; then
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mkdir -p "$(dirname "${journald_dropin}")"
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printf "[Journal]\nStorage=volatile\nRuntimeMaxUse=200M\nRuntimeKeepFree=512M\nMaxFileSec=1h\n" > "${journald_dropin}"
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changed=1
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journald_changed=1
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fi
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if [ -f "/host/etc/systemd/system/k3s.service" ] && [ ! -f "${k3s_dropin}" ]; then
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mkdir -p "$(dirname "${k3s_dropin}")"
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printf "[Service]\nEnvironment=\"K3S_KUBELET_ARG=container-log-max-size=10Mi\"\nEnvironment=\"K3S_KUBELET_ARG=container-log-max-files=2\"\n" > "${k3s_dropin}"
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changed=1
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k3s_changed=1
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fi
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if [ -f "/host/etc/systemd/system/k3s.service" ] && [ ! -f "${k3s_image_gc_dropin}" ]; then
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mkdir -p "$(dirname "${k3s_image_gc_dropin}")"
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printf "[Service]\nEnvironment=\"K3S_KUBELET_ARG=image-gc-high-threshold=70\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-low-threshold=60\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-minimum-available=5Gi\"\n" > "${k3s_image_gc_dropin}"
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changed=1
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k3s_changed=1
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fi
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if [ -f "/host/etc/systemd/system/k3s-agent.service" ] && [ ! -f "${k3s_agent_dropin}" ]; then
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mkdir -p "$(dirname "${k3s_agent_dropin}")"
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printf "[Service]\nEnvironment=\"K3S_KUBELET_ARG=container-log-max-size=10Mi\"\nEnvironment=\"K3S_KUBELET_ARG=container-log-max-files=2\"\n" > "${k3s_agent_dropin}"
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changed=1
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k3s_agent_changed=1
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fi
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if [ -f "/host/etc/systemd/system/k3s-agent.service" ] && [ ! -f "${k3s_agent_image_gc_dropin}" ]; then
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mkdir -p "$(dirname "${k3s_agent_image_gc_dropin}")"
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printf "[Service]\nEnvironment=\"K3S_KUBELET_ARG=image-gc-high-threshold=70\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-low-threshold=60\"\nEnvironment=\"K3S_KUBELET_ARG=image-gc-minimum-available=5Gi\"\n" > "${k3s_agent_image_gc_dropin}"
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changed=1
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k3s_agent_changed=1
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fi
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if [ "${changed}" -eq 1 ]; then
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sleep "$(( (RANDOM % 300) + 10 ))"
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chroot /host /bin/systemctl daemon-reload
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if [ "${journald_changed}" -eq 1 ]; then
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chroot /host /bin/systemctl restart systemd-journald
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fi
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if [ "${k3s_changed}" -eq 1 ]; then
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chroot /host /bin/systemctl restart k3s
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fi
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if [ "${k3s_agent_changed}" -eq 1 ]; then
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chroot /host /bin/systemctl restart k3s-agent
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fi
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fi
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sleep infinity
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