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Original file line number | Diff line number | Diff line change |
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{ config, lib, pkgs, ... }: | ||
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with lib; | ||
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let | ||
cfg = config.virtualisation.cri-o; | ||
in | ||
{ | ||
options.virtualisation.cri-o = { | ||
enable = mkEnableOption "Container Runtime Interface for OCI (CRI-O)"; | ||
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storageDriver = mkOption { | ||
type = types.enum ["btrfs" "overlay" "vfs"]; | ||
default = "overlay"; | ||
description = "Storage driver to be used"; | ||
}; | ||
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logLevel = mkOption { | ||
type = types.enum ["trace" "debug" "info" "warn" "error" "fatal"]; | ||
default = "info"; | ||
description = "Log level to be used"; | ||
}; | ||
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pauseImage = mkOption { | ||
type = types.str; | ||
default = "k8s.gcr.io/pause:3.1"; | ||
description = "Pause image for pod sandboxes to be used"; | ||
}; | ||
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pauseCommand = mkOption { | ||
type = types.str; | ||
default = "/pause"; | ||
description = "Pause command to be executed"; | ||
}; | ||
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registries = mkOption { | ||
type = types.listOf types.str; | ||
default = [ "docker.io" "quay.io" ]; | ||
description = "Registries to be configured for unqualified image pull"; | ||
}; | ||
}; | ||
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config = mkIf cfg.enable { | ||
environment.systemPackages = with pkgs; | ||
[ cri-o cri-tools conmon cni-plugins iptables runc utillinux ]; | ||
environment.etc."crictl.yaml".text = '' | ||
runtime-endpoint: unix:///var/run/crio/crio.sock | ||
''; | ||
environment.etc."crio/crio.conf".text = '' | ||
[crio] | ||
storage_driver = "${cfg.storageDriver}" | ||
[crio.image] | ||
pause_image = "${cfg.pauseImage}" | ||
pause_command = "${cfg.pauseCommand}" | ||
registries = [ | ||
${concatMapStringsSep ", " (x: "\"" + x + "\"") cfg.registries} | ||
] | ||
[crio.runtime] | ||
conmon = "${pkgs.conmon}/bin/conmon" | ||
log_level = "${cfg.logLevel}" | ||
manage_network_ns_lifecycle = true | ||
''; | ||
environment.etc."containers/policy.json".text = '' | ||
{"default": [{"type": "insecureAcceptAnything"}]} | ||
''; | ||
environment.etc."cni/net.d/20-cri-o-bridge.conf".text = '' | ||
{ | ||
"cniVersion": "0.3.1", | ||
"name": "crio-bridge", | ||
"type": "bridge", | ||
"bridge": "cni0", | ||
"isGateway": true, | ||
"ipMasq": true, | ||
"ipam": { | ||
"type": "host-local", | ||
"subnet": "10.88.0.0/16", | ||
"routes": [ | ||
{ "dst": "0.0.0.0/0" } | ||
] | ||
} | ||
} | ||
''; | ||
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systemd.services.crio = { | ||
description = "Container Runtime Interface for OCI (CRI-O)"; | ||
documentation = [ "https://github.com/cri-o/cri-o" ]; | ||
wantedBy = [ "multi-user.target" ]; | ||
after = [ "network.target" ]; | ||
path = [ pkgs.utillinux pkgs.runc pkgs.iptables ]; | ||
serviceConfig = { | ||
Type = "notify"; | ||
ExecStart = "${pkgs.cri-o}/bin/crio"; | ||
ExecReload = "/bin/kill -s HUP $MAINPID"; | ||
TasksMax = "infinity"; | ||
LimitNOFILE = "1048576"; | ||
LimitNPROC = "1048576"; | ||
LimitCORE = "infinity"; | ||
OOMScoreAdjust = "-999"; | ||
TimeoutStartSec = "0"; | ||
Restart = "on-abnormal"; | ||
}; | ||
}; | ||
}; | ||
} |
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