From d19cdcc8f52932a08e7cd886663e793a6179070f Mon Sep 17 00:00:00 2001
From: Malte Brandy <malte.brandy@maralorn.de>
Date: Sat, 9 May 2020 14:45:58 +0200
Subject: [PATCH] Build symlinks on apollo to always have all modes in a
 gc-root

---
 home.nix | 200 +++++++++++++++++++++++++++++++------------------------
 1 file changed, 114 insertions(+), 86 deletions(-)

diff --git a/home.nix b/home.nix
index 7f7d7e38..35b6964d 100644
--- a/home.nix
+++ b/home.nix
@@ -1,98 +1,117 @@
 let
+  inherit (import <nixpkgs> { }) lib;
   makeConfig = hostName: imports:
     { ... }: {
       imports = imports ++ [ ./home ];
       m-0.hostName = hostName;
     };
-  setStartpage = startpage:
-    { ... }: {
-      programs.firefox.profiles."fz2sm95u.default".settings = {
-        "browser.startup.homepage" = startpage;
-      };
+  wrapWithOthers = config: all:
+    { lib, ... }: {
+      imports = [ config ];
+      home.file = lib.listToAttrs (builtins.map (name: {
+        inherit name;
+        value = {
+          source = (import <home-manager/home-manager/home-manager.nix> {
+            confPath = ~/git/config/home.nix;
+            confAttr = "apollo-${name}-without-symlinks";
+          }).activationPackage;
+          target = ".gc-roots-home/${name}";
+        };
+      }) (lib.attrNames all));
     };
-  makeBlock = list:
-    { pkgs, lib, ... }: {
-      systemd.user = {
-        services.blockserver = {
-          Unit = { Description = "Serve a blocklist"; };
-          Service = {
-            ExecStart = "${pkgs.python3}/bin/python -m http.server 8842 -d ${
-                pkgs.writeTextDir "blocklist" (lib.concatStringsSep "\r\n" list)
-              }";
-            Restart = "always";
-          };
-          Install = { WantedBy = [ "default.target" ]; };
+  apollo = let
+    setStartpage = startpage:
+      { ... }: {
+        programs.firefox.profiles."fz2sm95u.default".settings = {
+          "browser.startup.homepage" = startpage;
         };
       };
-    };
-  tinkerPages = [
-    "reddit.com"
-    "github.com"
-    "*.ccc.de"
-    "haskell.org"
-    "*.haskell.org"
-    "*.nixos.org"
-    "nixos.org"
-    "matrix.org"
-    "riot.im"
-  ];
-  leisurePages = [
-    "zeit.de"
-    "heise.de"
-    "spiegel.de"
-    "youtube.de"
-    "youtube.com"
-    "xkcd.com"
-    "smbc-comics.com"
-    "tagesschau.de"
-    "welt.de"
-    "ndr.de"
-    "ard.de"
-    "zdf.de"
-    "twitter.com"
-    "chaos.social"
-  ];
-  apolloConfig = imports:
-    makeConfig "apollo" (imports ++ [
-      home/battery.nix
-      home/mpd.nix
-      home/mpclient.nix
-      home/on-my-machine.nix
-      home/desktop
-      home/firefox.nix
-      home/git-sign.nix
-      home/laptop.nix
-    ]);
+    makeBlock = list:
+      { pkgs, lib, ... }: {
+        systemd.user = {
+          services.blockserver = {
+            Unit = { Description = "Serve a blocklist"; };
+            Service = {
+              ExecStart = "${pkgs.python3}/bin/python -m http.server 8842 -d ${
+                  pkgs.writeTextDir "blocklist"
+                  (lib.concatStringsSep "\r\n" list)
+                }";
+              Restart = "always";
+            };
+            Install = { WantedBy = [ "default.target" ]; };
+          };
+        };
+      };
+    tinkerPages = [
+      "reddit.com"
+      "github.com"
+      "*.ccc.de"
+      "haskell.org"
+      "*.haskell.org"
+      "*.nixos.org"
+      "nixos.org"
+      "matrix.org"
+      "riot.im"
+    ];
+    leisurePages = [
+      "zeit.de"
+      "heise.de"
+      "spiegel.de"
+      "youtube.de"
+      "youtube.com"
+      "xkcd.com"
+      "smbc-comics.com"
+      "tagesschau.de"
+      "welt.de"
+      "ndr.de"
+      "ard.de"
+      "zdf.de"
+      "twitter.com"
+      "chaos.social"
+    ];
+    apolloConfig = imports:
+      makeConfig "apollo" (imports ++ [
+        home/battery.nix
+        home/mpd.nix
+        home/mpclient.nix
+        home/on-my-machine.nix
+        home/desktop
+        home/firefox.nix
+        home/git-sign.nix
+        home/laptop.nix
+      ]);
+  in {
+    orga = apolloConfig [
+      home/accounting.nix
+      home/mail.nix
+      home/pythia.nix
+      home/update_tasks.nix
+      (setStartpage "https://cloud.maralorn.de/apps/calendar")
+      (makeBlock (tinkerPages ++ leisurePages))
+    ];
+    research = apolloConfig [
+      home/latex.nix
+      (makeBlock (tinkerPages ++ leisurePages))
+      (setStartpage "http://localhost:8042")
+    ];
+
+    tinkering = apolloConfig [
+      home/mail.nix
+      home/update-script.nix
+      home/tinkering.nix
+      home/chat.nix
+      (makeBlock leisurePages)
+      (setStartpage "https://stats.maralorn.de/d/health-status")
+    ];
+    leisure = apolloConfig [
+      home/games.nix
+      home/chat.nix
+      (makeBlock [ ])
+      (setStartpage "https://stats.maralorn.de/d/health-status")
+    ];
+  };
+
 in {
-  apollo-orga = apolloConfig [
-    home/accounting.nix
-    home/mail.nix
-    home/pythia.nix
-    home/update_tasks.nix
-    (setStartpage "https://cloud.maralorn.de/apps/calendar")
-    (makeBlock (tinkerPages ++ leisurePages))
-  ];
-  apollo-research = apolloConfig [
-    home/latex.nix
-    (makeBlock (tinkerPages ++ leisurePages))
-    (setStartpage "http://localhost:8042")
-  ];
-
-  apollo-tinkering = apolloConfig [
-    home/mail.nix
-    home/update-script.nix
-    home/tinkering.nix
-    home/chat.nix
-    (makeBlock leisurePages)
-    (setStartpage "https://stats.maralorn.de/d/health-status")
-  ];
-  apollo-leisure = apolloConfig [
-    home/games.nix
-    home/chat.nix
-    (makeBlock [ ])
-    (setStartpage "https://stats.maralorn.de/d/health-status")
-  ];
-
   hera = makeConfig "hera" [
     ./home
     home/on-my-machine.nix
@@ -102,4 +121,13 @@ in {
     home/headless-mpd.nix
     home/mail.nix
   ];
-}
+} // lib.listToAttrs (lib.flatten (lib.mapAttrsToList (name: config: [
+  {
+    name = "apollo-${name}";
+    value = wrapWithOthers config apollo;
+  }
+  {
+    name = "apollo-${name}-without-symlinks";
+    value = config;
+  }
+]) apollo))