change snapshot dir

This commit is contained in:
Motiejus Jakštys 2023-09-18 07:51:47 +03:00
parent afd2398378
commit 2c4598ba7b
1 changed files with 12 additions and 26 deletions

View File

@ -6,12 +6,13 @@
}: let }: let
mkPreHook = mountpoint: zfs_name: '' mkPreHook = mountpoint: zfs_name: ''
set -x set -x
mkdir "$RUNTIME_DIRECTORY/snapshot"
${pkgs.util-linux}/bin/mount \ ${pkgs.util-linux}/bin/mount \
-t zfs \ -t zfs \
-o ro \ -o ro \
$(${pkgs.zfs}/bin/zfs list -H -t snapshot -o name ${zfs_name} | sort | tail -1) \ $(${pkgs.zfs}/bin/zfs list -H -t snapshot -o name ${zfs_name} | sort | tail -1) \
${mountpoint}/.snapshot-latest "$RUNTIME_DIRECTORY/snapshot"
cd ${mountpoint}/.snapshot-latest cd "$RUNTIME_DIRECTORY/snapshot"
''; '';
in { in {
options.mj.base.zfsborg = with lib.types; { options.mj.base.zfsborg = with lib.types; {
@ -44,30 +45,15 @@ in {
config = with config.mj.base.zfsborg; config = with config.mj.base.zfsborg;
lib.mkIf enable { lib.mkIf enable {
systemd.services = systemd.services = lib.listToAttrs (lib.imap0 (
lib.listToAttrs (lib.imap0 ( i: attr: let
i: attr: svcName = "borgbackup-job-${lib.strings.sanitizeDerivationName attr.mountpoint}-${toString i}";
lib.nameValuePair "borgbackup-job-${lib.strings.sanitizeDerivationName attr.mountpoint}-${toString i}" { in
serviceConfig.TemporaryFileSystem = "${attr.mountpoint}/.snapshot-latest"; lib.nameValuePair svcName {
} serviceConfig.RuntimeDirectory = svcName;
) }
dirs) )
// { dirs);
"zfsborg-snapshot-dirs" = {
description = "zfsborg prepare snapshot directories";
wantedBy = ["multi-user.target"];
serviceConfig = {
Type = "oneshot";
ExecStart = let
mountpoints = lib.unique (lib.catAttrs "mountpoint" dirs);
in
builtins.map
(d: "${pkgs.coreutils}/bin/mkdir -p ${d}/.snapshot-latest")
mountpoints;
RemainAfterExit = true;
};
};
};
services.borgbackup.jobs = builtins.listToAttrs ( services.borgbackup.jobs = builtins.listToAttrs (
lib.imap0 ( lib.imap0 (