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authorGregor Kleen <gkleen@yggdrasil.li>2023-03-13 15:42:35 +0100
committerGregor Kleen <gkleen@yggdrasil.li>2023-03-13 15:42:35 +0100
commit6e820741126c9c8b156cf8f9fe285e96cafb3138 (patch)
treede2b4aeaff584420f2410ce47e0f906f68e79387 /modules/borgsnap/default.nix
parentb9e6f77db0871da3c72928619395590b28ea0181 (diff)
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spin off backup-utils
Diffstat (limited to 'modules/borgsnap/default.nix')
-rw-r--r--modules/borgsnap/default.nix116
1 files changed, 0 insertions, 116 deletions
diff --git a/modules/borgsnap/default.nix b/modules/borgsnap/default.nix
deleted file mode 100644
index 0a674e64..00000000
--- a/modules/borgsnap/default.nix
+++ /dev/null
@@ -1,116 +0,0 @@
1{ config, pkgs, lib, flakeInputs, hostName, ... }:
2
3with lib;
4
5let
6 borgsnap = flakeInputs.mach-nix.lib.${config.nixpkgs.system}.buildPythonPackage rec {
7 pname = "borgsnap";
8 src = ./borgsnap;
9 version = "0.0.0";
10 ignoreDataOutdated = true;
11
12 requirements = ''
13 atomicwrites
14 pyprctl
15 python-unshare
16 python-dateutil
17 '';
18 postInstall = ''
19 wrapProgram $out/bin/borgsnap \
20 --prefix PATH : ${makeBinPath (with pkgs; [config.boot.zfs.package util-linux borgbackup])}:${config.security.wrapperDir}
21 '';
22
23 providers.python-unshare = "nixpkgs";
24 overridesPre = [
25 (self: super: { python-unshare = super.python-unshare.overrideAttrs (oldAttrs: { name = "python-unshare-0.2.1"; version = "0.2.1"; }); })
26 ];
27
28 _.tomli.buildInputs.add = with pkgs."python3Packages"; [ flit-core ];
29 };
30
31 cfg = config.services.borgsnap;
32in {
33 options = {
34 services.borgsnap = {
35 enable = mkEnableOption "borgsnap service";
36
37 target = mkOption {
38 type = types.str;
39 };
40
41 archive-prefix = mkOption {
42 type = types.str;
43 default = "yggdrasil.${hostName}.";
44 };
45
46 extraConfig = mkOption {
47 type = with types; attrsOf str;
48 default = {
49 halfweekly = "8";
50 monthly = "-1";
51 };
52 };
53
54 verbosity = mkOption {
55 type = types.int;
56 default = config.services.zfssnap.verbosity;
57 };
58
59 sshConfig = mkOption {
60 type = with types; nullOr str;
61 default = null;
62 };
63
64 keyfile = mkOption {
65 type = with types; nullOr str;
66 default = null;
67 };
68
69 extraCreateArgs = mkOption {
70 type = with types; listOf str;
71 default = [];
72 };
73 extraCheckArgs = mkOption {
74 type = with types; listOf str;
75 default = [];
76 };
77
78 unknownUnencryptedRepoAccessOk = mkOption {
79 type = types.bool;
80 default = false;
81 };
82 hostnameIsUnique = mkOption {
83 type = types.bool;
84 default = true;
85 };
86 };
87 };
88
89 config = mkIf cfg.enable {
90 warnings = mkIf (!config.services.zfssnap.enable) [
91 "borgsnap will do nothing if zfssnap is not enabled"
92 ];
93
94 services.zfssnap.config.exec = {
95 check = "${borgsnap}/bin/borgsnap --verbosity=${toString cfg.verbosity} --target ${escapeShellArg cfg.target} --archive-prefix ${escapeShellArg cfg.archive-prefix} check --cache-file /run/zfssnap-prune/archives-cache.json ${escapeShellArgs cfg.extraCheckArgs}";
96 cmd = "${borgsnap}/bin/borgsnap --verbosity=${toString cfg.verbosity} --target ${escapeShellArg cfg.target} --archive-prefix ${escapeShellArg cfg.archive-prefix} create ${escapeShellArgs cfg.extraCreateArgs}";
97 } // cfg.extraConfig;
98
99 systemd.services."zfssnap-prune" = {
100 serviceConfig = {
101 Environment = [
102 "BORG_BASE_DIR=/var/lib/borg"
103 "BORG_CONFIG_DIR=/var/lib/borg/config"
104 "BORG_CACHE_DIR=/var/lib/borg/cache"
105 "BORG_SECURITY_DIR=/var/lib/borg/security"
106 "BORG_KEYS_DIR=/var/lib/borg/keys"
107 ]
108 ++ optional cfg.unknownUnencryptedRepoAccessOk "BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=yes"
109 ++ optional cfg.hostnameIsUnique "BORG_HOSTNAME_IS_UNIQUE=yes"
110 ++ optional (!(isNull cfg.sshConfig)) "BORG_RSH=\"${pkgs.openssh}/bin/ssh -F ${pkgs.writeText "config" cfg.sshConfig}\""
111 ++ optional (!(isNull cfg.keyfile)) "BORG_KEY_FILE=${cfg.keyfile}";
112 RuntimeDirectory = "zfssnap-prune";
113 };
114 };
115 };
116}