From 063c1b157444336b046955b943c96980be1d3db8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?m=C3=BCde?= <git@darkest.space>
Date: Sat, 26 Sep 2026 21:21:48 +0200
Subject: [PATCH] add preem bincache

---
 .forgejo/workflows/build.yaml       |  9 ++++++++-
 flake.lock                          | 21 +++++++++++++++++++++
 flake.nix                           |  4 ++++
 nixosConfigurations.nix             |  4 ++++
 nixosModules/distributed-builds.nix |  3 +++
 5 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
index 5282fda..36d9d80 100644
--- a/.forgejo/workflows/build.yaml
+++ b/.forgejo/workflows/build.yaml
@@ -15,7 +15,14 @@ jobs:
         # keep-sorted end
     steps:
       - uses: https://code.forgejo.org/actions/checkout@v4
-      - run: nix build --no-link .#nixosConfigurations.${{ matrix.host }}.config.system.build.toplevel
+      - run: nix build .#nixosConfigurations.${{ matrix.host }}.config.system.build.toplevel
+      - run: |
+          nix shell --inputs-from . nixpkgs#attic-client -c sh -c '
+            attic-client login preem https://preem-bincache.trollhive.monster "$PREEM_PUSH_TOKEN"
+            attic-client push preem:grid ./result
+          '
+        env:
+          PREEM_PUSH_TOKEN: ${{ secrets.PREEM_PUSH_TOKEN }}
 
   # nightly-flake-update.yaml opens PRs from flake-update-* branches; if
   # the build fails on one of those, close it rather than leaving a
diff --git a/flake.lock b/flake.lock
index 17c0891..378d6b4 100644
--- a/flake.lock
+++ b/flake.lock
@@ -736,6 +736,26 @@
         "type": "github"
       }
     },
+    "preem-bincache": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1790448186,
+        "narHash": "sha256-HujB2GINVEj4QdIa1KSTLwsGHYk0ywDBddfe9R1Z/9Y=",
+        "ref": "refs/heads/main",
+        "rev": "9a41a48cec4f11cf7dfae586482b6be150e6c80a",
+        "revCount": 12,
+        "type": "git",
+        "url": "https://forge.darkest.space/mara/preem-nix-bincache.git"
+      },
+      "original": {
+        "type": "git",
+        "url": "https://forge.darkest.space/mara/preem-nix-bincache.git"
+      }
+    },
     "quickshell": {
       "inputs": {
         "nixpkgs": [
@@ -772,6 +792,7 @@
         "nixpkgs-unstable": "nixpkgs-unstable",
         "nova-shell": "nova-shell",
         "nur": "nur",
+        "preem-bincache": "preem-bincache",
         "servicepoint-cli": "servicepoint-cli",
         "servicepoint-simulator": "servicepoint-simulator",
         "servicepoint-tanks": "servicepoint-tanks",
diff --git a/flake.nix b/flake.nix
index b386e1f..3123aaa 100644
--- a/flake.nix
+++ b/flake.nix
@@ -58,6 +58,10 @@
       url = "github:nix-community/NUR";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    preem-bincache = {
+      url = "git+https://forge.darkest.space/mara/preem-nix-bincache.git";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     servicepoint-cli = {
       url = "git+https://git.berlin.ccc.de/servicepoint/servicepoint-cli.git";
       inputs = {
diff --git a/nixosConfigurations.nix b/nixosConfigurations.nix
index b020cf7..c1107f9 100644
--- a/nixosConfigurations.nix
+++ b/nixosConfigurations.nix
@@ -6,15 +6,18 @@ let
   allDevices = import ./devices.nix { inherit (inputs) self; };
   inherit (inputs)
     self
+    # keep-sorted start
     home-manager
     lanzaboote
     nova-shell
+    preem-bincache
     servicepoint-cli
     servicepoint-simulator
     servicepoint-tanks
     stylix
     trollshell
     zerforschen-plus
+    # keep-sorted end
     ;
   forDevice = f: lib.mapAttrs (device: value: f (value // { inherit device; })) allDevices;
 in
@@ -46,6 +49,7 @@ forDevice (
       # keep-sorted start
       home-manager.nixosModules.home-manager
       lanzaboote.nixosModules.lanzaboote
+      preem-bincache.nixosModules.default
       stylix.nixosModules.stylix
       trollshell.nixosModules.default
       zerforschen-plus.nixosModules.default
diff --git a/nixosModules/distributed-builds.nix b/nixosModules/distributed-builds.nix
index 38edc14..7905608 100644
--- a/nixosModules/distributed-builds.nix
+++ b/nixosModules/distributed-builds.nix
@@ -154,6 +154,9 @@ in
         };
       })
 
+      {
+        preem-bincache.client.enable = true;
+      }
     ]
   );
 }