1f32eb724d
This just adds complexity and confusion. Once-upon-a-time, there was no `package` and only `enableUnstable`, but now it is just confusing to have both, as it would be possible to do e.g. `package = pkgs.zfs` and `enableUnstable = true`, but then `enableUnstable` does nothing.
243 lines
9.6 KiB
Nix
243 lines
9.6 KiB
Nix
let
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genericBuild =
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{ pkgs, lib, stdenv, fetchFromGitHub, fetchpatch
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, autoreconfHook269, util-linux, nukeReferences, coreutils
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, perl
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, configFile ? "all"
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# Userspace dependencies
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, zlib, libuuid, python3, attr, openssl
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, libtirpc
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, nfs-utils, samba
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, gawk, gnugrep, gnused, systemd
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, smartmontools, enableMail ? false
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, sysstat, pkg-config
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, curl
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, pam
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# Kernel dependencies
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, kernel ? null
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, enablePython ? true
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, ...
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}@outerArgs:
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assert (configFile == "kernel") -> (kernel != null);
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{ version
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, hash
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, kernelModuleAttribute
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, extraPatches ? []
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, rev ? "zfs-${version}"
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, isUnstable ? false
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, latestCompatibleLinuxPackages
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, kernelCompatible ? null
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, maintainers ? (with lib.maintainers; [ amarshall adamcstephens ])
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, tests
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}@innerArgs:
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let
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inherit (lib) any optionalString optionals optional makeBinPath versionAtLeast;
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smartmon = smartmontools.override { inherit enableMail; };
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buildKernel = any (n: n == configFile) [ "kernel" "all" ];
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buildUser = any (n: n == configFile) [ "user" "all" ];
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isAtLeast22Series = versionAtLeast version "2.2.0";
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# XXX: You always want to build kernel modules with the same stdenv as the
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# kernel was built with. However, since zfs can also be built for userspace we
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# need to correctly pick between the provided/default stdenv, and the one used
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# by the kernel.
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# If you don't do this your ZFS builds will fail on any non-standard (e.g.
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# clang-built) kernels.
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stdenv' = if kernel == null then stdenv else kernel.stdenv;
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in
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stdenv'.mkDerivation {
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name = "zfs-${configFile}-${version}${optionalString buildKernel "-${kernel.version}"}";
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pname = "zfs";
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inherit version;
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src = fetchFromGitHub {
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owner = "openzfs";
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repo = "zfs";
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inherit rev hash;
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};
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patches = extraPatches;
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postPatch = optionalString buildKernel ''
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patchShebangs scripts
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# The arrays must remain the same length, so we repeat a flag that is
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# already part of the command and therefore has no effect.
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substituteInPlace ./module/os/linux/zfs/zfs_ctldir.c \
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--replace '"/usr/bin/env", "umount"' '"${util-linux}/bin/umount", "-n"' \
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--replace '"/usr/bin/env", "mount"' '"${util-linux}/bin/mount", "-n"'
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'' + optionalString buildUser ''
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substituteInPlace ./lib/libshare/os/linux/nfs.c --replace "/usr/sbin/exportfs" "${
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# We don't *need* python support, but we set it like this to minimize closure size:
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# If it's disabled by default, no need to enable it, even if we have python enabled
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# And if it's enabled by default, only change that if we explicitly disable python to remove python from the closure
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nfs-utils.override (old: { enablePython = old.enablePython or true && enablePython; })
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}/bin/exportfs"
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substituteInPlace ./lib/libshare/smb.h --replace "/usr/bin/net" "${samba}/bin/net"
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# Disable dynamic loading of libcurl
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substituteInPlace ./config/user-libfetch.m4 --replace "curl-config --built-shared" "true"
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substituteInPlace ./config/user-systemd.m4 --replace "/usr/lib/modules-load.d" "$out/etc/modules-load.d"
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substituteInPlace ./config/zfs-build.m4 --replace "\$sysconfdir/init.d" "$out/etc/init.d" \
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--replace "/etc/default" "$out/etc/default"
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substituteInPlace ./contrib/initramfs/Makefile.am \
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--replace "/usr/share/initramfs-tools" "$out/usr/share/initramfs-tools"
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'' + optionalString isAtLeast22Series ''
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substituteInPlace ./udev/vdev_id \
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--replace "PATH=/bin:/sbin:/usr/bin:/usr/sbin" \
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"PATH=${makeBinPath [ coreutils gawk gnused gnugrep systemd ]}"
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'' + optionalString (!isAtLeast22Series) ''
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substituteInPlace ./etc/zfs/Makefile.am --replace "\$(sysconfdir)/zfs" "$out/etc/zfs"
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find ./contrib/initramfs -name Makefile.am -exec sed -i -e 's|/usr/share/initramfs-tools|'$out'/share/initramfs-tools|g' {} \;
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substituteInPlace ./cmd/vdev_id/vdev_id \
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--replace "PATH=/bin:/sbin:/usr/bin:/usr/sbin" \
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"PATH=${makeBinPath [ coreutils gawk gnused gnugrep systemd ]}"
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'' + ''
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substituteInPlace ./config/zfs-build.m4 \
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--replace "bashcompletiondir=/etc/bash_completion.d" \
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"bashcompletiondir=$out/share/bash-completion/completions"
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'';
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nativeBuildInputs = [ autoreconfHook269 nukeReferences ]
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++ optionals buildKernel (kernel.moduleBuildDependencies ++ [ perl ])
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++ optional buildUser pkg-config;
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buildInputs = optionals buildUser [ zlib libuuid attr libtirpc pam ]
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++ optional buildUser openssl
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++ optional buildUser curl
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++ optional (buildUser && enablePython) python3;
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# for zdb to get the rpath to libgcc_s, needed for pthread_cancel to work
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NIX_CFLAGS_LINK = "-lgcc_s";
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hardeningDisable = [ "fortify" "stackprotector" "pic" ];
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configureFlags = [
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"--with-config=${configFile}"
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"--with-tirpc=1"
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(lib.withFeatureAs (buildUser && enablePython) "python" python3.interpreter)
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] ++ optionals buildUser [
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"--with-dracutdir=$(out)/lib/dracut"
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"--with-udevdir=$(out)/lib/udev"
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"--with-systemdunitdir=$(out)/etc/systemd/system"
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"--with-systemdpresetdir=$(out)/etc/systemd/system-preset"
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"--with-systemdgeneratordir=$(out)/lib/systemd/system-generator"
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"--with-mounthelperdir=$(out)/bin"
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"--libexecdir=$(out)/libexec"
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"--sysconfdir=/etc"
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"--localstatedir=/var"
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"--enable-systemd"
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"--enable-pam"
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] ++ optionals buildKernel ([
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"--with-linux=${kernel.dev}/lib/modules/${kernel.modDirVersion}/source"
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"--with-linux-obj=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
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] ++ kernel.makeFlags);
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makeFlags = optionals buildKernel kernel.makeFlags;
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enableParallelBuilding = true;
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installFlags = [
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"sysconfdir=\${out}/etc"
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"DEFAULT_INITCONF_DIR=\${out}/default"
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"INSTALL_MOD_PATH=\${out}"
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];
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preConfigure = ''
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# The kernel module builds some tests during the configurePhase, this envvar controls their parallelism
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export TEST_JOBS=$NIX_BUILD_CORES
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if [ -z "$enableParallelBuilding" ]; then
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export TEST_JOBS=1
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fi
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'';
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# Enabling BTF causes zfs to be build with debug symbols.
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# Since zfs compress kernel modules on installation, our strip hooks skip stripping them.
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# Hence we strip modules prior to compression.
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postBuild = optionalString buildKernel ''
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find . -name "*.ko" -print0 | xargs -0 -P$NIX_BUILD_CORES ${stdenv.cc.targetPrefix}strip --strip-debug
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'';
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postInstall = optionalString buildKernel ''
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# Add reference that cannot be detected due to compressed kernel module
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mkdir -p "$out/nix-support"
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echo "${util-linux}" >> "$out/nix-support/extra-refs"
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'' + optionalString buildUser ''
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# Remove provided services as they are buggy
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rm $out/etc/systemd/system/zfs-import-*.service
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for i in $out/etc/systemd/system/*; do
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if [ -L $i ]; then
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continue
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fi
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sed -i '/zfs-import-scan.service/d' $i
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substituteInPlace $i --replace "zfs-import-cache.service" "zfs-import.target"
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done
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# Remove tests because they add a runtime dependency on gcc
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rm -rf $out/share/zfs/zfs-tests
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# Add Bash completions.
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install -v -m444 -D -t $out/share/bash-completion/completions contrib/bash_completion.d/zfs
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(cd $out/share/bash-completion/completions; ln -s zfs zpool)
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'';
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postFixup = let
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path = "PATH=${makeBinPath [ coreutils gawk gnused gnugrep util-linux smartmon sysstat ]}:$PATH";
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in ''
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for i in $out/libexec/zfs/zpool.d/*; do
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sed -i '2i${path}' $i
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done
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'';
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outputs = [ "out" ] ++ optionals buildUser [ "dev" ];
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passthru = {
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inherit enableMail latestCompatibleLinuxPackages kernelModuleAttribute;
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# The corresponding userspace tools to this instantiation
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# of the ZFS package set.
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userspaceTools = genericBuild (outerArgs // {
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configFile = "user";
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}) innerArgs;
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inherit tests;
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};
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meta = {
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description = "ZFS Filesystem Linux" + (if buildUser then " Userspace Tools" else " Kernel Module");
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longDescription = ''
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ZFS is a filesystem that combines a logical volume manager with a
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Copy-On-Write filesystem with data integrity detection and repair,
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snapshotting, cloning, block devices, deduplication, and more.
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${if buildUser then "This is the userspace tools package." else "This is the kernel module package."}
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'';
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homepage = "https://github.com/openzfs/zfs";
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changelog = "https://github.com/openzfs/zfs/releases/tag/zfs-${version}";
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license = lib.licenses.cddl;
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# The case-block for TARGET_CPU has branches for only some CPU families,
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# which prevents ZFS from building on any other platform. Since the NixOS
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# `boot.zfs.enabled` property is `readOnly`, excluding platforms where ZFS
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# does not build is the only way to produce a NixOS installer on such
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# platforms.
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# https://github.com/openzfs/zfs/blob/6723d1110f6daf93be93db74d5ea9f6b64c9bce5/config/always-arch.m4#L12
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platforms =
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with lib.systems.inspect.patterns;
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map (p: p // isLinux) ([ isx86_32 isx86_64 isPower isAarch64 isSparc ] ++ isArmv7);
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inherit maintainers;
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mainProgram = "zfs";
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# If your Linux kernel version is not yet supported by zfs, try zfs_unstable.
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# On NixOS set the option `boot.zfs.package = pkgs.zfs_unstable`.
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broken = buildKernel && (kernelCompatible != null) && !kernelCompatible;
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};
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};
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in
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genericBuild
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