54 lines
1.2 KiB
Nix
54 lines
1.2 KiB
Nix
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{
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config,
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lib,
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options,
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pkgs,
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self,
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...
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}:
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let
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cfg = config.qois.backup-server or { };
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in
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with lib;
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{
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options.qois.backup-server = {
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enable = mkEnableOption "Enable backup hosting";
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backupStorageRoot = mkOption {
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type = with types; nullOr str;
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default = "/mnt/backup";
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example = "/mnt/nas/backup";
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description = "Path where backups are stored if this host is used as a backup target.";
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};
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hosts = options.qois.meta.hosts // {
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default = config.qois.meta.hosts;
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};
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};
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config = lib.mkIf cfg.enable {
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services.borgbackup.repos =
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let
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hasSshKey = hostName: cfg.hosts.${hostName}.sshKey != null;
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mkRepo =
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hostName:
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(
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let
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name = "system-${hostName}";
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in
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{
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inherit name;
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value = {
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path = "${cfg.backupStorageRoot}/${name}";
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authorizedKeys = [ cfg.hosts.${hostName}.sshKey ];
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};
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}
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);
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hostsWithSshKeys = lib.filter hasSshKey (lib.attrNames cfg.hosts);
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in
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lib.listToAttrs (map mkRepo hostsWithSshKeys);
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};
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}
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