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Merge pull request #136925 from Artturin/snapperfix

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nixos/snapper: change timer wantedBy to timers.target & add snapshotOnBoot
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markuskowa 2021-09-27 14:13:34 +02:00 committed by GitHub
commit e3e5fc9bf1
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1 changed files with 30 additions and 9 deletions
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39
nixos/modules/services/misc/snapper.nix
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@ -9,6 +9,14 @@ in
{
options.services.snapper = {
snapshotRootOnBoot = mkOption {
type = types.bool;
default = false;
description = ''
Whether to snapshot root on boot
'';
};
snapshotInterval = mkOption {
type = types.str;
default = "hourly";
@ -130,20 +138,22 @@ in
Type = "dbus";
BusName = "org.opensuse.Snapper";
ExecStart = "${pkgs.snapper}/bin/snapperd";
CapabilityBoundingSet = "CAP_DAC_OVERRIDE CAP_FOWNER CAP_CHOWN CAP_FSETID CAP_SETFCAP CAP_SYS_ADMIN CAP_SYS_MODULE CAP_IPC_LOCK CAP_SYS_NICE";
LockPersonality = true;
NoNewPrivileges = false;
PrivateNetwork = true;
ProtectHostname = true;
RestrictAddressFamilies = "AF_UNIX";
RestrictRealtime = true;
};
};
systemd.services.snapper-timeline = {
description = "Timeline of Snapper Snapshots";
inherit documentation;
requires = [ "local-fs.target" ];
serviceConfig.ExecStart = "${pkgs.snapper}/lib/snapper/systemd-helper --timeline";
};
systemd.timers.snapper-timeline = {
description = "Timeline of Snapper Snapshots";
inherit documentation;
wantedBy = [ "basic.target" ];
timerConfig.OnCalendar = cfg.snapshotInterval;
startAt = cfg.snapshotInterval;
};
systemd.services.snapper-cleanup = {
@ -155,10 +165,21 @@ in
systemd.timers.snapper-cleanup = {
description = "Cleanup of Snapper Snapshots";
inherit documentation;
wantedBy = [ "basic.target" ];
wantedBy = [ "timers.target" ];
requires = [ "local-fs.target" ];
timerConfig.OnBootSec = "10m";
timerConfig.OnUnitActiveSec = cfg.cleanupInterval;
};
systemd.services.snapper-boot = lib.optionalAttrs cfg.snapshotRootOnBoot {
description = "Take snapper snapshot of root on boot";
inherit documentation;
serviceConfig.ExecStart = "${pkgs.snapper}/bin/snapper --config root create --cleanup-algorithm number --description boot";
serviceConfig.type = "oneshot";
requires = [ "local-fs.target" ];
wantedBy = [ "multi-user.target" ];
unitConfig.ConditionPathExists = "/etc/snapper/configs/root";
};
});
}