add restic backups to s3 for immich

flake.nix

@@ -247,6 +247,7 @@
           mail.imapHost = "imap.purelymail.com";
           mail.smtpHost = "smtp.purelymail.com";
           dotfilesRepo = "https://github.com/nmasur/dotfiles";
+          backup.s3.glacierBucket = "noahmasur-archive";
           hostnames = {
             audiobooks = "read.${baseName}";
             files = "files.${baseName}";

modules/nixos/services/backups.nix

@@ -22,6 +22,11 @@
         description = "S3 access key ID for backups";
         default = null;
       };
+      glacierBucket = lib.mkOption {
+        type = lib.types.nullOr lib.types.str;
+        description = "S3 bucket for glacier backups";
+        default = null;
+      };
     };
   };
 
@@ -69,5 +74,30 @@
     #   timerConfig = { OnCalendar = "00:05:00"; };
     #   environmentFile = backup.s3File;
     # };
+
+    secrets.s3-glacier = {
+      source = ../../../private/s3-glacier.age;
+      dest = "${config.secretsDirectory}/s3-glacier";
+    };
+    secrets.restic = {
+      source = ../../../private/restic.age;
+      dest = "${config.secretsDirectory}/restic";
+    };
+
+    services.restic.backups = {
+      default = {
+        repository = "s3:s3.us-east-1.amazonaws.com/${config.backup.s3.glacierBucket}/restic";
+        paths = [ "/data/images" ];
+        environmentFile = config.secrets.s3-glacier.dest;
+        passwordFile = config.secrets.restic.dest;
+        pruneOpts = [
+          "--keep-daily 14"
+          "--keep-weekly 6"
+          "--keep-monthly 12"
+          "--keep-yearly 100"
+        ];
+      };
+    };
+
   };
 }

modules/nixos/services/immich.nix

@@ -40,6 +40,9 @@
     # Point localhost to the local domain
     networking.hosts."127.0.0.1" = [ config.hostnames.photos ];
 
+    # Backups
+    services.restic.backups.default.paths = [ "/data/images" ];
+
   };
 
 }

private/restic.age

@@ -0,0 +1,17 @@
+-----BEGIN AGE ENCRYPTED FILE-----
+YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IHNzaC1lZDI1NTE5IE1nSGFPdyAvWi9T
+NnFzUnlKUGord21NUy9OT1NDRjhIbFB6MUc3TzgwVzY3OHpFSlN3CmhuNFY1L1FB
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+0iP9cccbkUqLZJicpIlKAP+QsYM8Bfb/wYyaQPnh4vlKqil4LpQEfFW+/J82DIti
+8o/ddK8YDlLg3lwyiZ2dUm3O87jA7KEgd/g=
+-----END AGE ENCRYPTED FILE-----

private/s3-glacier.age

@@ -0,0 +1,18 @@
+-----BEGIN AGE ENCRYPTED FILE-----
+YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IHNzaC1lZDI1NTE5IE1nSGFPdyBuQTZM
+TTg0ai9yNi9Ia3pFNW0vb3JQczZtVEVyNkFNVzBlUVpVd3ZBbndrCklqdS8zeGky
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+xgDWhIHwzHLPvyseYNjRFy8GsYaP2tT9TGMrQHFTAKeuvA==
+-----END AGE ENCRYPTED FILE-----