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What happens if I push all of nixpkgs
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Nix
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129# Create an initramfs containing the closure of the specified# file system objects. An initramfs is used during the initial# stages of booting a Linux system. It is loaded by the boot loader# along with the kernel image. It's supposed to contain everything# (such as kernel modules) necessary to allow us to mount the root# file system. Once the root file system is mounted, the `real' boot# script can be called.## An initramfs is a cpio archive, and may be compressed with a number# of algorithms.let # Some metadata on various compression programs, relevant to naming # the initramfs file and, if applicable, generating a u-boot image # from it. compressors = import ./initrd-compressor-meta.nix; # Get the basename of the actual compression program from the whole # compression command, for the purpose of guessing the u-boot # compression type and filename extension. compressorName = fullCommand: builtins.elemAt (builtins.match "([^ ]*/)?([^ ]+).*" fullCommand) 1;in{ stdenvNoCC, cpio, ubootTools, lib, pkgsBuildHost, # Name of the derivation (not of the resulting file!) name ? "initrd",
# Program used to compress the cpio archive; use "cat" for no compression. # This can also be a function which takes a package set and returns the path to the compressor, # such as `pkgs: "${pkgs.lzop}/bin/lzop"`. compressor ? "gzip", _compressorFunction ? if lib.isFunction compressor then compressor else if !builtins.hasContext compressor && builtins.hasAttr compressor compressors then compressors.${compressor}.executable else _: compressor, _compressorExecutable ? _compressorFunction pkgsBuildHost, _compressorName ? compressorName _compressorExecutable, _compressorMeta ? compressors.${_compressorName} or { },
# List of arguments to pass to the compressor program, or null to use its defaults compressorArgs ? null, _compressorArgsReal ? if compressorArgs == null then _compressorMeta.defaultArgs or [ ] else compressorArgs,
# Filename extension to use for the compressed initramfs. This is # included for clarity, but $out/initrd will always be a symlink to # the final image. # If this isn't guessed, you may want to complete the metadata above and send a PR :) extension ? _compressorMeta.extension or (throw "Unrecognised compressor ${_compressorName}, please specify filename extension"),
# List of { object = path_or_derivation; symlink = "/path"; } # The paths are copied into the initramfs in their nix store path # form, then linked at the root according to `symlink`. contents,
# List of uncompressed cpio files to prepend to the initramfs. This # can be used to add files in specified paths without them becoming # symlinks to store paths. prepend ? [ ],
# Whether to wrap the initramfs in a u-boot image. makeUInitrd ? stdenvNoCC.hostPlatform.linux-kernel.target or "dummy" == "uImage",
# If generating a u-boot image, the architecture to use. The default # guess may not align with u-boot's nomenclature correctly, so it can # be overridden. # See https://gitlab.denx.de/u-boot/u-boot/-/blob/9bfb567e5f1bfe7de8eb41f8c6d00f49d2b9a426/common/image.c#L81-106 for a list. uInitrdArch ? stdenvNoCC.hostPlatform.linuxArch,
# The name of the compression, as recognised by u-boot. # See https://gitlab.denx.de/u-boot/u-boot/-/blob/9bfb567e5f1bfe7de8eb41f8c6d00f49d2b9a426/common/image.c#L195-204 for a list. # If this isn't guessed, you may want to complete the metadata above and send a PR :) uInitrdCompression ? _compressorMeta.ubootName or (throw "Unrecognised compressor ${_compressorName}, please specify uInitrdCompression"),}:let # !!! Move this into a public lib function, it is probably useful for others toValidStoreName = x: with builtins; lib.concatStringsSep "-" (filter (x: !(isList x)) (split "[^a-zA-Z0-9_=.?-]+" x));
instdenvNoCC.mkDerivation ( rec { inherit name makeUInitrd extension uInitrdArch prepend ;
builder = ./make-initrd.sh;
nativeBuildInputs = [ cpio ] ++ lib.optional makeUInitrd ubootTools;
compress = "${_compressorExecutable} ${lib.escapeShellArgs _compressorArgsReal}";
# Pass the function through, for reuse in append-initrd-secrets. The # function is used instead of the string, in order to support # cross-compilation (append-initrd-secrets running on a different # architecture than what the main initramfs is built on). passthru = { compressorExecutableFunction = _compressorFunction; compressorArgs = _compressorArgsReal; };
# !!! should use XML. objects = map (x: x.object) contents; symlinks = map (x: x.symlink) contents; suffices = map (x: if x ? suffix then x.suffix else "none") contents;
closureInfo = "${pkgsBuildHost.closureInfo { rootPaths = objects; }}"; } // lib.optionalAttrs makeUInitrd { uInitrdCompression = uInitrdCompression; })