nixos-config/services/postgresql-backup.nix

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{
config,
lib,
pkgs,
...
}: let
inherit
(lib)
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mkEnableOption
mkIf
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;
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cfg = config.my.services.postgresql-backup;
in {
options.my.services.postgresql-backup = {
enable = mkEnableOption "Backup SQL databases";
};
config = mkIf cfg.enable {
services.postgresqlBackup = {
enable = true;
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# Restic backup starts at midnight so create DB dump just before
startAt = "*-*-* 23:30:00";
};
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my.services.restic-backup = mkIf cfg.enable {
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paths = ["/var/backup/postgresql"];
# no need to store previously backed up files, as borg does the snapshoting
# for us
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exclude = ["/var/backup/postgresql/*.prev.sql.gz"];
};
};
}