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jobs: configure local backups

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This commit is contained in:
Michele Guerini Rocco 2024-03-19 14:09:33 +01:00
parent b853f2523e
commit 73f26c0186
Signed by: rnhmjoj
GPG Key ID: BFBAF4C975F76450
1 changed files with 20 additions and 20 deletions
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jobs.nix
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@ -55,17 +55,12 @@ with lib;
'';
};
system.fsPackages = [ pkgs.nfs-utils ];
systemd.mounts = lib.singleton
{
description = "backup NFS volume";
after = [ "network-online.target" ];
what = "192.168.1.3:/maxwell";
where = "/mnt/backup";
type = "nfs";
options = "nolock";
description = "backup volume";
what = "/dev/mapper/backup-maxwell";
where = "/mnt/backup";
partOf = [ "backup.service" ];
};
systemd.services.backup =
@ -86,8 +81,8 @@ with lib;
in {
description = "system backup";
after = [ "network-online.target" "mnt-backup.mount" ];
bindsTo = [ "mnt-backup.mount" ];
after = [ "mnt-backup.mount" ];
requires = [ "mnt-backup.mount" ];
startAt = "*-*-* 03:00"; # every day at 3:00
onFailure = [ "notify-failed@backup.service" ];
@ -109,15 +104,16 @@ with lib;
# build indices and save
while read -r dir; do
name=$(basename "$dir")
{
name=$(basename "$dir")
echo indexing $name...
bup index "$dir" --exclude-from="${excluded}"
echo done
echo indexing $name...
bup index "$dir" --exclude-from="${excluded}"
echo done
echo saving $name...
bup save -n "$name" "$dir"
echo done
echo saving $name...
bup save -n "$name" "$dir" || true
echo done
} || true
done < "${saved}"
# postgresql backup
@ -125,7 +121,7 @@ with lib;
mkdir -p "$dir"
echo dumping databases...
sudo -u postgres pg_dumpall | gzip > "$dir"/db.bak
sudo -u postgres pg_dumpall > "$dir"/db.bak
echo done
echo saving...
@ -133,6 +129,10 @@ with lib;
bup save -n postgresql "$dir" --strip-path=/tmp
echo done
echo generating par2 files...
bup fsck -j 8 -g
echo done
# prune backups every week
if test $(( $(date +%s) / 86400 % 7 )) -eq 0; then
echo pruning...