packages: cleanup

packages.nix

@@ -22,25 +22,23 @@ lib.attrsets.mapAttrs
   in
   overlayPkgs //
   {
-    host-registry = pkgs.runCommand "host-registry"
-      {
-        src = builtins.toFile "host-registry.nix" (
-          lib.generators.toPretty { } hostRegistry
-        );
-      }
-      ''
-        ln -s $src $out
-      '';
+    host-registry = pkgs.runCommand "host-registry" {
+      src = builtins.toFile "host-registry.nix" (
+        lib.generators.toPretty { } hostRegistry
+      );
+    } ''
+      ln -s $src $out
+    '';
 
     list-upgradable = pkgs.writeScriptBin "list-upgradable" ''
-      #! ${pkgs.runtimeShell}
+      set -eou pipefail
 
       NORMAL="\033[0m"
       RED="\033[0;31m"
       YELLOW="\033[0;33m"
       GREEN="\033[0;32m"
 
-      ${pkgs.lib.concatMapStringsSep "\n" (name:
+      ${lib.concatMapStringsSep "\n" (name:
         let
           addr = getHostAddr name;
         in lib.optionalString (addr != null) ''
@@ -69,25 +67,23 @@ lib.attrsets.mapAttrs
         '') (builtins.attrNames self.nixosConfigurations)}
     '';
 
-    prebuild-all = pkgs.runCommand "prebuild-all"
-      {
-        preferLocalBuild = true;
-      }
-      ''
-        mkdir $out
+    prebuild-all = pkgs.runCommand "prebuild-all" {
+      preferLocalBuild = true;
+    } ''
+      mkdir $out
 
-        ${pkgs.lib.concatMapStrings (name: ''
-          ln -s ${self.nixosConfigurations."${name}".config.system.build.toplevel} name
-        '') (builtins.attrNames self.nixosConfigurations)}
-      '';
+      ${pkgs.lib.concatMapStrings (name: ''
+        ln -s ${self.nixosConfigurations."${name}".config.system.build.toplevel} name
+      '') (builtins.attrNames self.nixosConfigurations)}
+    '';
 
     prebuild-all-remote = pkgs.writeScriptBin "prebuild-all" ''
-      #!${pkgs.runtimeShell} -e
+      set -eou pipefail
 
       nix copy --no-check-sigs --to ssh-ng://$1 ${inputPaths}
 
       ssh $1 -- nix build -L --no-link ${
-        pkgs.lib.concatMapStringsSep " " (name:
+        lib.concatMapStringsSep " " (name:
           "${self}#nixosConfigurations.${name}.config.system.build.toplevel"
         ) (builtins.attrNames self.nixosConfigurations)
       }
@@ -110,7 +106,7 @@ lib.attrsets.mapAttrs
         # remote machine and bulding and switching there.
         # Can be run with `nix run c3d2#…-nixos-rebuild switch`
         "${name}-nixos-rebuild" = pkgs.writeScriptBin "${name}-nixos-rebuild" ''
-          #!${pkgs.runtimeShell} -e
+          set -eou pipefail
 
           if nix eval .#nixosConfigurations.${name}.config.c3d2.deployment.server &>/dev/null; then
             echo "microvms cannot be updated with nixos-rebuild. Use nix run .#microvm-update-${name}"
@@ -126,9 +122,11 @@ lib.attrsets.mapAttrs
         '';
 
         "${name}-nixos-rebuild-hydra" = pkgs.writeScriptBin "${name}-nixos-rebuild" ''
-          #!${pkgs.runtimeShell} -e
+          set -eou pipefail
+
           echo Copying Flakes
           nix copy --no-check-sigs --to ssh-ng://root@hydra.serv.zentralwerk.org ${inputPaths}
+
           echo Building on Hydra
           ssh root@hydra.serv.zentralwerk.org -- \
             nix build -L -o /tmp/nixos-system-${name} \
@@ -136,12 +134,14 @@ lib.attrsets.mapAttrs
           echo Built. Obtaining link to data
           TOPLEVEL=$(ssh root@hydra.serv.zentralwerk.org \
             readlink /tmp/nixos-system-${name})
+
           echo Checking target ${name}
           ssh ${target} -- bash -e <<EOF
           [[ \$(cat /etc/hostname) == ${name} ]]
           echo Copying data from Hydra to ${name}
           nix copy --from https://nix-cache.hq.c3d2.de \
             $TOPLEVEL
+
           echo Activation on ${name}: "$@"
           nix-env -p /nix/var/nix/profiles/system --set $TOPLEVEL
           $TOPLEVEL/bin/switch-to-configuration "$@"
@@ -149,14 +149,15 @@ lib.attrsets.mapAttrs
         '';
 
         "${name}-nixos-rebuild-local" = pkgs.writeScriptBin "${name}-nixos-rebuild" ''
-          #!${pkgs.runtimeShell} -ex
+          set -eou pipefail
+
           [[ $1 == build || $(ssh ${target} cat /etc/hostname) == ${name} ]]
           # don't re-execute, otherwise we run the targetPlatform locally
           _NIXOS_REBUILD_REEXEC=1 ${pkgs.nixos-rebuild}/bin/nixos-rebuild ${rebuildArg} --target-host ${target} --use-remote-sudo "$@"
         '';
 
         "${name}-cleanup" = pkgs.writeScriptBin "${name}-cleanup" ''
-          #!${pkgs.runtimeShell} -ex
+          set -eou pipefail
           ssh ${target} "time nix-collect-garbage -d && time nix-store --optimise"
         '';