From 43c9825e49d25fbd2c19abcdeb8f73aee8be2a4c Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Wed, 14 May 2025 10:50:27 +0200
Subject: ...

---
 hosts/vidhar/network/dhcp/default.nix | 88 +++++++++++++++++------------------
 1 file changed, 42 insertions(+), 46 deletions(-)

(limited to 'hosts/vidhar/network/dhcp/default.nix')

diff --git a/hosts/vidhar/network/dhcp/default.nix b/hosts/vidhar/network/dhcp/default.nix
index 098d3061..11460393 100644
--- a/hosts/vidhar/network/dhcp/default.nix
+++ b/hosts/vidhar/network/dhcp/default.nix
@@ -306,32 +306,30 @@ in {
               pkgs.symlinkJoin {
                 name = "installer-${system}";
                 paths = [
-                  (let
-                    installerBuild = (flake.nixosConfigurations.${"installer-${system}-nfsroot"}.extendModules {
+                  (builtins.addErrorContext "while evaluating installer-${system}-nfsroot" (let
+                    installerBuild' = (flake.nixosConfigurations.${"installer-${system}-nfsroot"}.extendModules {
                       modules = [
                         ({ ... }: {
                           config.nfsroot.storeDevice = "${nfsIp}:nix-store";
                           config.nfsroot.registrationUrl = "${nfsrootBaseUrl}/installer-${system}/registration";
+                          config.system.nixos.label = "installer-${system}";
                         })
                       ];
-                    }).config.system.build;
-                  in builtins.toPath (pkgs.runCommandLocal "install-${system}" {} ''
+                    });
+                    installerBuild = installerBuild'.config.system.build;
+                  in builtins.toPath (pkgs.runCommandLocal "installer-${system}" {} ''
                     mkdir -p $out/installer-${system}
                     install -m 0444 -t $out/installer-${system} \
                       ${installerBuild.initialRamdisk}/initrd \
                       ${installerBuild.kernel}/bzImage \
                       ${installerBuild.netbootIpxeScript}/netboot.ipxe \
                       ${pkgs.closureInfo { rootPaths = installerBuild.storeContents; }}/registration
-                  ''))
-                  (pkgs.writeTextFile {
-                    name = "installer-${system}.menu.ipxe";
-                    destination = "/installer-${system}.menu.ipxe";
-                    text = ''
+                    install -m 0444 ${pkgs.writeText "installer-${system}.menu.ipxe" ''
                       #!ipxe
 
                       :start
                       menu iPXE boot menu for installer-${system}
-                      item installer installer-${system}
+                      item installer ${with installerBuild'; "${config.system.nixos.distroName} ${config.system.nixos.codeName} ${config.system.nixos.label} (Linux ${config.boot.kernelPackages.kernel.modDirVersion})"}
                       item memtest memtest86plus
                       item netboot netboot.xyz
                       item shell iPXE shell
@@ -353,8 +351,8 @@ in {
                       :memtest
                       iseq ''${platform} efi && chain --autofree memtest.efi || chain --autofree memtest.bin
                       goto start
-                    '';
-                  })
+                    ''} $out/installer-${system}.menu.ipxe
+                  '')))
                 ];
               }) ["x86_64-linux"]
             ) ++ [
@@ -366,15 +364,17 @@ in {
                 install -m 0444 ${sources.netbootxyz-efi.src} $out/netboot.xyz.efi
                 install -m 0444 ${sources.netbootxyz-lkrn.src} $out/netboot.xyz.lkrn
               '')
-              (let
-                 eostreBuild = (flake.nixosConfigurations.eostre.extendModules {
+              (builtins.addErrorContext "while evaluating eostre" (let
+                 eostreBuild' = (flake.nixosConfigurations.eostre.extendModules {
                    modules = [
                      ({ ... }: {
                        config.nfsroot.storeDevice = "${nfsIp}:nix-store";
                        config.nfsroot.registrationUrl = "${nfsrootBaseUrl}/eostre/registration";
+                       config.system.nixos.label = "eostre";
                      })
                    ];
-                 }).config.system.build;
+                 });
+                 eostreBuild = eostreBuild'.config.system.build;
                in builtins.toPath (pkgs.runCommandLocal "eostre" {} ''
                     mkdir -p $out/eostre
                     install -m 0444 -t $out/eostre \
@@ -382,43 +382,39 @@ in {
                       ${eostreBuild.kernel}/bzImage \
                       ${eostreBuild.netbootIpxeScript}/netboot.ipxe \
                       ${pkgs.closureInfo { rootPaths = eostreBuild.storeContents; }}/registration
-                  ''))
-              (pkgs.writeTextFile {
-                name = "eostre.menu.ipxe";
-                destination = "/eostre.menu.ipxe";
-                text = ''
-                  #!ipxe
+                    install -m 0444 ${pkgs.writeText "eostre.menu.ipxe" ''
+                      #!ipxe
 
-                  set menu-timeout 5000
+                      set menu-timeout 5000
 
-                  :start
-                  menu iPXE boot menu for eostre
-                  item eostre eostre
-                  item memtest memtest86plus
-                  item netboot netboot.xyz
-                  item shell iPXE shell
-                  choose --timeout ''${menu-timeout} --default eostre selected || goto shell
-                  set menu-timeout 0
-                  goto ''${selected}
+                      :start
+                      menu iPXE boot menu for eostre
+                      item eostre ${with eostreBuild'; "${config.system.nixos.distroName} ${config.system.nixos.codeName} ${config.system.nixos.label} (Linux ${config.boot.kernelPackages.kernel.modDirVersion})"}
+                      item memtest memtest86plus
+                      item netboot netboot.xyz
+                      item shell iPXE shell
+                      choose --timeout ''${menu-timeout} --default eostre selected || goto shell
+                      set menu-timeout 0
+                      goto ''${selected}
 
-                  :shell
-                  set menu-timeout 0
-                  shell
-                  goto start
+                      :shell
+                      set menu-timeout 0
+                      shell
+                      goto start
 
-                  :eostre
-                  chain eostre/netboot.ipxe
-                  goto start
+                      :eostre
+                      chain eostre/netboot.ipxe
+                      goto start
 
-                  :netboot
-                  iseq ''${platform} efi && chain --autofree netboot.xyz.efi || chain --autofree netboot.xyz.lkrn
-                  goto start
+                      :netboot
+                      iseq ''${platform} efi && chain --autofree netboot.xyz.efi || chain --autofree netboot.xyz.lkrn
+                      goto start
 
-                  :memtest
-                  iseq ''${platform} efi && chain --autofree memtest.efi || chain --autofree memtest.bin
-                  goto start
-                '';
-              })
+                      :memtest
+                      iseq ''${platform} efi && chain --autofree memtest.efi || chain --autofree memtest.bin
+                      goto start
+                    ''} $out/eostre.menu.ipxe
+                  '')))
             ];
         };
       };
-- 
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