formats *: set filename to the fileending

all-formats.nix

@@ -31,9 +31,9 @@
 
   # attrset of formats to be exposed under config.system.formats
   formats = lib.flip lib.mapAttrs allConfigs (
-    formatName: conf: pkgs.runCommand formatName {} ''
+    formatName: conf: pkgs.runCommand "${conf.config.system.build.${conf.config.formatAttr}.name}${conf.config.filename}" {} ''
       set -efu
-      target=$(find '${conf.config.system.build.${conf.config.formatAttr}}' -wholename '${conf.config.filename}' -xtype f -print -quit)
+      target=$(find '${conf.config.system.build.${conf.config.formatAttr}}' -name '*${conf.config.filename}' -xtype f -print -quit)
       ln -s "$target" "$out"
     ''
   );

format-module.nix

@@ -10,7 +10,7 @@
     filename = lib.mkOption {
       type = lib.types.str;
       description = "Declare the path of the wanted file in the output directory";
-      default = "*";
+      default = "";
     };
     formatAttr = lib.mkOption {
       type = lib.types.str;

formats/amazon.nix

@@ -4,4 +4,5 @@
   ];
 
   formatAttr = "amazonImage";
+  filename = ".vhd";
 }

formats/do.nix

@@ -4,4 +4,5 @@
   ];
 
   formatAttr = "digitalOceanImage";
+  filename = ".qcow2.gz";
 }

formats/docker.nix

@@ -11,5 +11,5 @@
   services.journald.console = "/dev/console";
 
   formatAttr = "tarball";
-  filename = "*.tar.xz";
+  filename = ".tar.xz";
 }

formats/gce.nix

@@ -4,4 +4,5 @@
   ];
 
   formatAttr = "googleComputeImage";
+  filename = ".raw.tar.gz";
 }

formats/hyperv.nix

@@ -4,5 +4,5 @@
   ];
 
   formatAttr = "hypervImage";
-  filename = "*.vhdx";
+  filename = ".vhdx";
 }

formats/install-iso-hyperv.nix

@@ -13,5 +13,5 @@
   virtualisation.hypervGuest.enable = true;
 
   formatAttr = "isoImage";
-  filename = "*.iso";
+  filename = ".iso";
 }

formats/install-iso.nix

@@ -13,5 +13,5 @@
   systemd.services.sshd.wantedBy = lib.mkForce ["multi-user.target"];
 
   formatAttr = "isoImage";
-  filename = "*.iso";
+  filename = ".iso";
 }

formats/iso.nix

@@ -14,5 +14,5 @@
   isoImage.makeUsbBootable = true;
 
   formatAttr = "isoImage";
-  filename = "*.iso";
+  filename = ".iso";
 }

formats/kubevirt.nix

@@ -4,4 +4,5 @@
   ];
 
   formatAttr = "kubevirtImage";
+  filename = ".qcow2";
 }

formats/linode.nix

@@ -10,7 +10,7 @@
   ];
 
   formatAttr = "linode";
-  filename = "*.img.gz";
+  filename = ".img.gz";
 
   system.build.linode = import "${toString modulesPath}/../lib/make-disk-image.nix" {
     inherit lib config pkgs;

formats/lxc-metadata.nix

@@ -9,5 +9,5 @@
   ];
 
   formatAttr = "metadata";
-  filename = "*/tarball/*.tar.xz";
+  filename = ".tar.xz";
 }

formats/lxc.nix

@@ -10,5 +10,5 @@
   ];
 
   formatAttr = "tarball";
-  filename = "*/tarball/*.tar.xz";
+  filename = ".tar.xz";
 }

formats/openstack.nix

@@ -16,4 +16,5 @@ else {
     "${toString modulesPath}/../maintainers/scripts/openstack/openstack-image.nix"
   ];
   formatAttr = "openstackImage";
+  filename = ".qcow2";
 }

formats/proxmox-lxc.nix

@@ -3,5 +3,5 @@
     "${toString modulesPath}/virtualisation/proxmox-lxc.nix"
   ];
   formatAttr = "tarball";
-  filename = "*/tarball/*.tar.xz";
+  filename = ".tar.xz";
 }

formats/proxmox.nix

@@ -3,4 +3,5 @@
     "${toString modulesPath}/virtualisation/proxmox-image.nix"
   ];
   formatAttr = "VMA";
+  filename = ".vma.zst";
 }

formats/qcow.nix

@@ -35,4 +35,5 @@
   };
 
   formatAttr = "qcow";
+  filename = ".qcow2";
 }

formats/raw.nix

@@ -26,5 +26,5 @@
   };
 
   formatAttr = "raw";
-  filename = "*.img";
+  filename = ".img";
 }

formats/virtualbox.nix

@@ -4,5 +4,5 @@
   ];
 
   formatAttr = "virtualBoxOVA";
-  filename = "*.ova";
+  filename = ".ova";
 }

formats/vmware.nix

@@ -4,4 +4,5 @@
   ];
 
   formatAttr = "vmwareImage";
+  filename = ".vmdk";
 }

nixos-generate

@@ -169,7 +169,7 @@ out=$(nix-build "${nix_args[@]}" "${nix_build_args[@]}" -A "config.system.build.
 
 if [[ -z $run ]]; then
   # show the first file, ignoring nix-support
-  find "$out" -wholename "$filename" -xtype f -print -quit
+  find "$out" -name "*$filename" -xtype f -print -quit
 else
   runner=$(find "$out"/bin -type l -print -quit)
   exec "$runner"