nixpkgs/nixos/lib/make-iso9660-image.nix
2020-06-09 11:39:26 +02:00

66 lines
2.0 KiB
Nix

{ stdenv, closureInfo, xorriso, syslinux
, # The file name of the resulting ISO image.
isoName ? "cd.iso"
, # The files and directories to be placed in the ISO file system.
# This is a list of attribute sets {source, target} where `source'
# is the file system object (regular file or directory) to be
# grafted in the file system at path `target'.
contents
, # In addition to `contents', the closure of the store paths listed
# in `storeContents' are also placed in the Nix store of the CD.
# This is a list of attribute sets {object, symlink} where `object'
# is a store path whose closure will be copied, and `symlink' is a
# symlink to `object' that will be added to the CD.
storeContents ? []
, # Whether this should be an El-Torito bootable CD.
bootable ? false
, # Whether this should be an efi-bootable El-Torito CD.
efiBootable ? false
, # Whether this should be an hybrid CD (bootable from USB as well as CD).
usbBootable ? false
, # The path (in the ISO file system) of the boot image.
bootImage ? ""
, # The path (in the ISO file system) of the efi boot image.
efiBootImage ? ""
, # The path (outside the ISO file system) of the isohybrid-mbr image.
isohybridMbrImage ? ""
, # Whether to compress the resulting ISO image with zstd.
compressImage ? false, zstd
, # The volume ID.
volumeID ? ""
}:
assert bootable -> bootImage != "";
assert efiBootable -> efiBootImage != "";
assert usbBootable -> isohybridMbrImage != "";
stdenv.mkDerivation {
name = isoName;
builder = ./make-iso9660-image.sh;
buildInputs = [ xorriso syslinux zstd ];
inherit isoName bootable bootImage compressImage volumeID efiBootImage efiBootable isohybridMbrImage usbBootable;
# !!! should use XML.
sources = map (x: x.source) contents;
targets = map (x: x.target) contents;
# !!! should use XML.
objects = map (x: x.object) storeContents;
symlinks = map (x: x.symlink) storeContents;
# For obtaining the closure of `storeContents'.
closureInfo = closureInfo { rootPaths = map (x: x.object) storeContents; };
}