forked from mirrors/nixpkgs
08bbd123d5
This fixes the qemu-kvm wrapper we add for convenience silently not using KVM, when the system would support it by at least leaving an indication in the log that the build ran slower because it ran without KVM.
276 lines
12 KiB
Nix
276 lines
12 KiB
Nix
{ lib, stdenv, fetchurl, fetchpatch, python, zlib, pkg-config, glib
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, perl, pixman, vde2, alsa-lib, texinfo, flex
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, bison, lzo, snappy, libaio, libtasn1, gnutls, nettle, curl, ninja, meson, sigtool
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, makeWrapper, autoPatchelfHook, runtimeShell
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, attr, libcap, libcap_ng
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, CoreServices, Cocoa, Hypervisor, rez, setfile
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, numaSupport ? stdenv.isLinux && !stdenv.isAarch32, numactl
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, seccompSupport ? stdenv.isLinux, libseccomp
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, alsaSupport ? lib.hasSuffix "linux" stdenv.hostPlatform.system && !nixosTestRunner
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, pulseSupport ? !stdenv.isDarwin && !nixosTestRunner, libpulseaudio
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, sdlSupport ? !stdenv.isDarwin && !nixosTestRunner, SDL2, SDL2_image
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, gtkSupport ? !stdenv.isDarwin && !xenSupport && !nixosTestRunner, gtk3, gettext, vte, wrapGAppsHook
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, vncSupport ? !nixosTestRunner, libjpeg, libpng
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, smartcardSupport ? !nixosTestRunner, libcacard
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, spiceSupport ? !stdenv.isDarwin && !nixosTestRunner, spice, spice-protocol
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, ncursesSupport ? !nixosTestRunner, ncurses
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, usbredirSupport ? spiceSupport, usbredir
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, xenSupport ? false, xen
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, cephSupport ? false, ceph
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, glusterfsSupport ? false, glusterfs, libuuid
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, openGLSupport ? sdlSupport, mesa, libepoxy, libdrm
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, virglSupport ? openGLSupport, virglrenderer
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, libiscsiSupport ? true, libiscsi
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, smbdSupport ? false, samba
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, tpmSupport ? true
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, uringSupport ? stdenv.isLinux, liburing
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, hostCpuOnly ? false
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, hostCpuTargets ? (if hostCpuOnly
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then (lib.optional stdenv.isx86_64 "i386-softmmu"
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++ ["${stdenv.hostPlatform.qemuArch}-softmmu"])
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else null)
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, nixosTestRunner ? false
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}:
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let
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audio = lib.optionalString alsaSupport "alsa,"
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+ lib.optionalString pulseSupport "pa,"
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+ lib.optionalString sdlSupport "sdl,";
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in
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stdenv.mkDerivation rec {
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pname = "qemu"
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+ lib.optionalString xenSupport "-xen"
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+ lib.optionalString hostCpuOnly "-host-cpu-only"
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+ lib.optionalString nixosTestRunner "-for-vm-tests";
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version = "6.1.0";
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src = fetchurl {
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url= "https://download.qemu.org/qemu-${version}.tar.xz";
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sha256 = "15iw7982g6vc4jy1l9kk1z9sl5bm1bdbwr74y7nvwjs1nffhig7f";
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};
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nativeBuildInputs = [ makeWrapper python python.pkgs.sphinx python.pkgs.sphinx_rtd_theme pkg-config flex bison meson ninja ]
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++ lib.optionals gtkSupport [ wrapGAppsHook ]
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++ lib.optionals stdenv.isLinux [ autoPatchelfHook ]
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++ lib.optionals stdenv.isDarwin [ sigtool ];
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buildInputs = [ zlib glib perl pixman
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vde2 texinfo lzo snappy libtasn1
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gnutls nettle curl
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]
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++ lib.optionals ncursesSupport [ ncurses ]
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++ lib.optionals stdenv.isDarwin [ CoreServices Cocoa Hypervisor rez setfile ]
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++ lib.optionals seccompSupport [ libseccomp ]
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++ lib.optionals numaSupport [ numactl ]
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++ lib.optionals alsaSupport [ alsa-lib ]
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++ lib.optionals pulseSupport [ libpulseaudio ]
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++ lib.optionals sdlSupport [ SDL2 SDL2_image ]
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++ lib.optionals gtkSupport [ gtk3 gettext vte ]
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++ lib.optionals vncSupport [ libjpeg libpng ]
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++ lib.optionals smartcardSupport [ libcacard ]
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++ lib.optionals spiceSupport [ spice-protocol spice ]
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++ lib.optionals usbredirSupport [ usbredir ]
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++ lib.optionals stdenv.isLinux [ libaio libcap_ng libcap attr ]
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++ lib.optionals xenSupport [ xen ]
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++ lib.optionals cephSupport [ ceph ]
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++ lib.optionals glusterfsSupport [ glusterfs libuuid ]
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++ lib.optionals openGLSupport [ mesa libepoxy libdrm ]
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++ lib.optionals virglSupport [ virglrenderer ]
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++ lib.optionals libiscsiSupport [ libiscsi ]
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++ lib.optionals smbdSupport [ samba ]
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++ lib.optionals uringSupport [ liburing ];
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dontUseMesonConfigure = true; # meson's configurePhase isn't compatible with qemu build
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outputs = [ "out" "ga" ];
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patches = [
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./fix-qemu-ga.patch
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./9p-ignore-noatime.patch
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# Cocoa clipboard support only works on macOS 10.14+
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(fetchpatch {
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url = "https://gitlab.com/qemu-project/qemu/-/commit/7e3e20d89129614f4a7b2451fe321cc6ccca3b76.diff";
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sha256 = "09xz06g57wxbacic617pq9c0qb7nly42gif0raplldn5lw964xl2";
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revert = true;
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})
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(fetchpatch {
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name = "CVE-2021-3713.patch"; # remove with next release
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url = "https://gitlab.com/qemu-project/qemu/-/commit/13b250b12ad3c59114a6a17d59caf073ce45b33a.patch";
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sha256 = "0lkzfc7gdlvj4rz9wk07fskidaqysmx8911g914ds1jnczgk71mf";
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})
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# Fixes a crash that frequently happens in some setups that share /nix/store over 9p like nixos tests
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# on some systems. Remove with next release.
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(fetchpatch {
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name = "fix-crash-in-v9fs_walk.patch";
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url = "https://gitlab.com/qemu-project/qemu/-/commit/f83df00900816476cca41bb536e4d532b297d76e.patch";
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sha256 = "sha256-LYGbBLS5YVgq8Bf7NVk7HBFxXq34NmZRPCEG79JPwk8=";
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})
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# Fixes an io error on discard/unmap operation for aio/file backend. Remove with next release.
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(fetchpatch {
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name = "fix-aio-discard-return-value.patch";
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url = "https://gitlab.com/qemu-project/qemu/-/commit/13a028336f2c05e7ff47dfdaf30dfac7f4883e80.patch";
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sha256 = "sha256-23xVixVl+JDBNdhe5j5WY8CB4MsnUo+sjrkAkG+JS6M=";
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})
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# Fixes managedsave (snapshot creation) with QXL video device. Remove with next release.
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(fetchpatch {
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name = "qxl-fix-pre-save-logic.patch";
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url = "https://gitlab.com/qemu-project/qemu/-/commit/eb94846280df3f1e2a91b6179fc05f9890b7e384.patch";
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sha256 = "sha256-p31fd47RTSw928DOMrubQQybnzDAGm23z4Yhe+hGJQ8=";
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})
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] ++ lib.optional nixosTestRunner ./force-uid0-on-9p.patch
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++ lib.optionals stdenv.hostPlatform.isMusl [
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./sigrtminmax.patch
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(fetchpatch {
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url = "https://raw.githubusercontent.com/alpinelinux/aports/2bb133986e8fa90e2e76d53369f03861a87a74ef/main/qemu/fix-sigevent-and-sigval_t.patch";
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sha256 = "0wk0rrcqywhrw9hygy6ap0lfg314m9z1wr2hn8338r5gfcw75mav";
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})
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] ++ lib.optionals stdenv.isDarwin [
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# The Hypervisor.framework support patch converted something that can be applied:
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# * https://patchwork.kernel.org/project/qemu-devel/list/?series=548227
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# The base revision is whatever commit there is before the series starts:
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# * https://github.com/patchew-project/qemu/commits/patchew/20210916155404.86958-1-agraf%40csgraf.de
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# The target revision is what patchew has as the series tag from patchwork:
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# * https://github.com/patchew-project/qemu/releases/tag/patchew%2F20210916155404.86958-1-agraf%40csgraf.de
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(fetchpatch {
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url = "https://github.com/patchew-project/qemu/compare/7adb961995a3744f51396502b33ad04a56a317c3..d2603c06d9c4a28e714b9b70fe5a9d0c7b0f934d.diff";
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sha256 = "sha256-nSi5pFf9+EefUmyJzSEKeuxOt39ztgkXQyUB8fTHlcY=";
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})
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];
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postPatch = ''
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# Otherwise tries to ensure /var/run exists.
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sed -i "/install_subdir('run', install_dir: get_option('localstatedir'))/d" \
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qga/meson.build
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# glibc 2.33 compat fix: if `has_statx = true` is set, `tools/virtiofsd/passthrough_ll.c` will
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# rely on `stx_mnt_id`[1] which is not part of glibc's `statx`-struct definition.
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#
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# `has_statx` will be set to `true` if a simple C program which uses a few `statx`
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# consts & struct fields successfully compiles. It seems as this only builds on glibc-2.33
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# since most likely[2] and because of that, the problematic code-path will be used.
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#
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# [1] https://github.com/torvalds/linux/commit/fa2fcf4f1df1559a0a4ee0f46915b496cc2ebf60#diff-64bab5a0a3fcb55e1a6ad77b1dfab89d2c9c71a770a07ecf44e6b82aae76a03a
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# [2] https://sourceware.org/git/?p=glibc.git;a=blobdiff;f=io/bits/statx-generic.h;h=c34697e3c1fd79cddd60db294302e461ed8db6e2;hp=7a09e94be2abb92d2df612090c132e686a24d764;hb=88a2cf6c4bab6e94a65e9c0db8813709372e9180;hpb=c4e4b2e149705559d28b16a9b47ba2f6142d6a6c
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substituteInPlace meson.build \
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--replace 'has_statx = cc.links(statx_test)' 'has_statx = false'
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'';
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preConfigure = ''
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unset CPP # intereferes with dependency calculation
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# this script isn't marked as executable b/c it's indirectly used by meson. Needed to patch its shebang
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chmod +x ./scripts/shaderinclude.pl
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patchShebangs .
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# avoid conflicts with libc++ include for <version>
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mv VERSION QEMU_VERSION
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substituteInPlace configure \
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--replace '$source_path/VERSION' '$source_path/QEMU_VERSION'
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substituteInPlace meson.build \
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--replace "'VERSION'" "'QEMU_VERSION'"
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'' + lib.optionalString stdenv.hostPlatform.isMusl ''
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NIX_CFLAGS_COMPILE+=" -D_LINUX_SYSINFO_H"
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'';
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configureFlags = [
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"--audio-drv-list=${audio}"
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"--enable-docs"
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"--enable-tools"
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"--enable-guest-agent"
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"--localstatedir=/var"
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"--sysconfdir=/etc"
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# Always use our Meson, not the bundled version, which doesn't
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# have our patches and will be subtly broken because of that.
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"--meson=meson"
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] ++ lib.optional numaSupport "--enable-numa"
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++ lib.optional seccompSupport "--enable-seccomp"
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++ lib.optional smartcardSupport "--enable-smartcard"
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++ lib.optional spiceSupport "--enable-spice"
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++ lib.optional usbredirSupport "--enable-usb-redir"
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++ lib.optional (hostCpuTargets != null) "--target-list=${lib.concatStringsSep "," hostCpuTargets}"
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++ lib.optional stdenv.isDarwin "--enable-cocoa"
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++ lib.optional stdenv.isDarwin "--enable-hvf"
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++ lib.optional stdenv.isLinux "--enable-linux-aio"
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++ lib.optional gtkSupport "--enable-gtk"
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++ lib.optional xenSupport "--enable-xen"
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++ lib.optional cephSupport "--enable-rbd"
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++ lib.optional glusterfsSupport "--enable-glusterfs"
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++ lib.optional openGLSupport "--enable-opengl"
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++ lib.optional virglSupport "--enable-virglrenderer"
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++ lib.optional tpmSupport "--enable-tpm"
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++ lib.optional libiscsiSupport "--enable-libiscsi"
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++ lib.optional smbdSupport "--smbd=${samba}/bin/smbd"
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++ lib.optional uringSupport "--enable-linux-io-uring";
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doCheck = false; # tries to access /dev
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dontWrapGApps = true;
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# QEMU attaches entitlements with codesign and strip removes those,
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# voiding the entitlements and making it non-operational.
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# The alternative is to re-sign with entitlements after stripping:
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# * https://github.com/qemu/qemu/blob/v6.1.0/scripts/entitlement.sh#L25
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dontStrip = stdenv.isDarwin;
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postFixup = ''
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# the .desktop is both invalid and pointless
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rm -f $out/share/applications/qemu.desktop
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# copy qemu-ga (guest agent) to separate output
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mkdir -p $ga/bin
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cp $out/bin/qemu-ga $ga/bin/
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'' + lib.optionalString gtkSupport ''
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# wrap GTK Binaries
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for f in $out/bin/qemu-system-*; do
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wrapGApp $f
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done
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'';
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preBuild = "cd build";
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# Add a ‘qemu-kvm’ wrapper for compatibility/convenience.
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postInstall = ''
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cp -- $emitKvmWarningsPath $out/libexec/emit-kvm-warnings
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chmod a+x -- $out/libexec/emit-kvm-warnings
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if [ -x $out/bin/qemu-system-${stdenv.hostPlatform.qemuArch} ]; then
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makeWrapper $out/bin/qemu-system-${stdenv.hostPlatform.qemuArch} \
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$out/bin/qemu-kvm \
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--run $out/libexec/emit-kvm-warnings \
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--add-flags "\$([ -r /dev/kvm -a -w /dev/kvm ] && echo -enable-kvm)"
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fi
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'';
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passthru = {
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qemu-system-i386 = "bin/qemu-system-i386";
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};
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# Builds in ~3h with 2 cores, and ~20m with a big-parallel builder.
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requiredSystemFeatures = [ "big-parallel" ];
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emitKvmWarnings = ''
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#!${runtimeShell}
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WARNCOL='\033[1;35m'
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NEUTRALCOL='\033[0m'
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WARNING="''${WARNCOL}warning:''${NEUTRALCOL}"
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if [ ! -e /dev/kvm ]; then
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echo -e "''${WARNING} KVM is not available - execution will be slow" >&2
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echo "Consider installing KVM for hardware-accelerated execution." >&2
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echo "If KVM is already installed make sure the kernel module is loaded." >&2
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elif [ ! -r /dev/kvm -o ! -w /dev/kvm ]; then
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echo -e "''${WARNING} /dev/kvm is not read-/writable - execution will be slow" >&2
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echo "/dev/kvm needs to be read-/writable by the user executing QEMU." >&2
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echo "" >&2
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echo "For hardware-acceleration inside the nix build sandbox /dev/kvm" >&2
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echo "must be world-read-/writable (rw-rw-rw-)." >&2
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fi
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'';
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passAsFile = [ "emitKvmWarnings" ];
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meta = with lib; {
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homepage = "http://www.qemu.org/";
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description = "A generic and open source machine emulator and virtualizer";
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license = licenses.gpl2Plus;
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maintainers = with maintainers; [ eelco qyliss ];
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platforms = platforms.unix;
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};
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}
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