added backup module and backups for box and curve

also put a reverse proxy infront of radicale

hosts/box/default.nix

@@ -12,4 +12,23 @@
   services."grasp".enable = true;
   services."grasp".path = "/home/anish/kitaab/grasp";
   services."grasp".user = "anish";
+
+  services.postgresqlBackup = {
+    enable = true;
+    databases = [ "wallabag" ];
+    location = "/var/backup/postgresql";
+  };
+
+  mossnet.backup = {
+    enable = true;
+    name = "mossnet";
+    paths = [
+      "/var/lib/taskserver" # taskwarrior
+      "/var/www/shaarli-config" # sharli
+      "/var/backup/postgresql" # wallabag
+      "/var/lib/radicale" # radicale
+    ];
+    # seafile?
+    # syncthing
+  };
 }

hosts/curve/default.nix

@@ -28,6 +28,12 @@
 
   boot.supportedFilesystems = [ "ntfs" ];
 
+  mossnet.backup = {
+    enable = true;
+    name = "curve";
+    paths = [ "/home/anish" ];
+  };
+
   # enable adb 
   # TODO move this (it's for KaiOS WebIDE devShell?)
   programs.adb.enable = true;

modules/backup.nix

@@ -0,0 +1,54 @@
+# Assumes the remote borg backup server has already been initialized
+# TODO: 
+# This currently works on a per host basis, and the host file has to define all the locations it wants to back up.
+# Ideally, this would create a job for each profile instead, so the backup strategy is included in the profile regardless of host
+{ config, lib, pkgs, ... }:
+with lib;
+let
+  cfg = config.mossnet.backup;
+in
+{
+  options = {
+    mossnet.backup = {
+      enable = mkEnableOption "Backup module using borg for Anish's computer nursery";
+      name = lib.mkOption {
+        type = types.str;
+        default = { };
+        example = literalExample ''
+          shaarli
+        '';
+        description = ''
+          name for the backup operator
+        '';
+      };
+      paths = lib.mkOption {
+        type = with types; attrsOf (listOf str);
+        default = { };
+        example = literalExample ''
+          [ "/home/anish/usr" ];
+        '';
+        description = ''
+          A list of folders to backup
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.borgbackup.jobs = {
+      "${cfg.name}" = {
+        paths = cfg.paths;
+        doInit = true;
+        repo = "20779@hk-s020.rsync.net:${cfg.name}";
+        encryption = {
+          mode = "repokey-blake2";
+          passCommand = "cat /run/keys/borg-password";
+        };
+        environment = { BORG_RSH = "ssh -i /root/borg/borg-key"; }; # YOU NEED TO PUT THIS HERE MANUALLY
+        compression = "auto,lzma";
+        startAt = "weekly";
+        extraArgs = "--remote-path=borg1";
+      };
+    };
+  };
+}

profiles/radicale/default.nix

@@ -7,5 +7,18 @@
       server.hosts = [ "0.0.0.0:5252" ];
     };
   };
+
   networking.firewall.allowedTCPPorts = [ 5252 ];
+
+  services.nginx.virtualHosts."cal.mossnet.lan" = {
+    enableACME = false;
+    forceSSL = false;
+
+    locations."/" = {
+      extraConfig = ''
+        proxy_pass http://localhost:5252/;
+        proxy_set_header X-Forwarded-Host $host;
+      '';
+    };
+  };
 }