{ lib, stdenv, fetchurl, fetchpatch, python3Packages, zlib, pkg-config, glib, overrideSDK, buildPackages , pixman, vde2, alsa-lib, flex, pcre2 , bison, lzo, snappy, libaio, libtasn1, gnutls, nettle, curl, dtc, ninja, meson , sigtool , makeWrapper, removeReferencesTo , attr, libcap, libcap_ng, socat, libslirp , CoreServices, Cocoa, Hypervisor, Kernel, rez, setfile, vmnet , guestAgentSupport ? (with stdenv.hostPlatform; isLinux || isNetBSD || isOpenBSD || isSunOS || isWindows) && !minimal , numaSupport ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAarch32 && !minimal, numactl , seccompSupport ? stdenv.hostPlatform.isLinux && !minimal, libseccomp , alsaSupport ? lib.hasSuffix "linux" stdenv.hostPlatform.system && !nixosTestRunner && !minimal , pulseSupport ? !stdenv.hostPlatform.isDarwin && !nixosTestRunner && !minimal, libpulseaudio , pipewireSupport ? !stdenv.hostPlatform.isDarwin && !nixosTestRunner && !minimal, pipewire , sdlSupport ? !stdenv.hostPlatform.isDarwin && !nixosTestRunner && !minimal, SDL2, SDL2_image , jackSupport ? !stdenv.hostPlatform.isDarwin && !nixosTestRunner && !minimal, libjack2 , gtkSupport ? !stdenv.hostPlatform.isDarwin && !xenSupport && !nixosTestRunner && !minimal, gtk3, gettext, vte, wrapGAppsHook3 , vncSupport ? !nixosTestRunner && !minimal, libjpeg, libpng , smartcardSupport ? !nixosTestRunner && !minimal, libcacard , spiceSupport ? true && !nixosTestRunner && !minimal, spice, spice-protocol , ncursesSupport ? !nixosTestRunner && !minimal, ncurses , usbredirSupport ? spiceSupport, usbredir , xenSupport ? false, xen , cephSupport ? false, ceph , glusterfsSupport ? false, glusterfs, libuuid , openGLSupport ? sdlSupport, mesa, libepoxy, libdrm , rutabagaSupport ? openGLSupport && !minimal && lib.meta.availableOn stdenv.hostPlatform rutabaga_gfx, rutabaga_gfx , virglSupport ? openGLSupport, virglrenderer , libiscsiSupport ? !minimal, libiscsi , smbdSupport ? false, samba , tpmSupport ? !minimal , uringSupport ? stdenv.hostPlatform.isLinux && !userOnly, liburing , canokeySupport ? !minimal, canokey-qemu , capstoneSupport ? !minimal, capstone , pluginsSupport ? !stdenv.hostPlatform.isStatic , enableDocs ? !minimal || toolsOnly , enableTools ? !minimal || toolsOnly , enableBlobs ? !minimal || toolsOnly , hostCpuOnly ? false , hostCpuTargets ? (if toolsOnly then [ ] else if hostCpuOnly then (lib.optional stdenv.hostPlatform.isx86_64 "i386-softmmu" ++ ["${stdenv.hostPlatform.qemuArch}-softmmu"]) else null) , nixosTestRunner ? false , toolsOnly ? false , userOnly ? false , minimal ? toolsOnly || userOnly , gitUpdater , qemu-utils # for tests attribute }: let hexagonSupport = hostCpuTargets == null || lib.elem "hexagon" hostCpuTargets; buildPlatformStdenv = if stdenv.buildPlatform.isDarwin then overrideSDK buildPackages.stdenv { # Keep these values in sync with `all-packages.nix`. darwinSdkVersion = "12.3"; darwinMinVersion = "12.0"; } else buildPackages.stdenv; in stdenv.mkDerivation (finalAttrs: { pname = "qemu" + lib.optionalString xenSupport "-xen" + lib.optionalString hostCpuOnly "-host-cpu-only" + lib.optionalString nixosTestRunner "-for-vm-tests" + lib.optionalString toolsOnly "-utils" + lib.optionalString userOnly "-user"; version = "9.1.0"; src = fetchurl { url = "https://download.qemu.org/qemu-${finalAttrs.version}.tar.xz"; hash = "sha256-gWtwIqi6fCrDDi4M+XPoJva8yFBTOWAyEsXt6OlNeDQ="; }; depsBuildBuild = [ buildPlatformStdenv.cc ] ++ lib.optionals hexagonSupport [ pkg-config ]; nativeBuildInputs = [ makeWrapper removeReferencesTo pkg-config flex bison meson ninja # Don't change this to python3 and python3.pkgs.*, breaks cross-compilation python3Packages.python ] ++ lib.optionals gtkSupport [ wrapGAppsHook3 ] ++ lib.optionals enableDocs [ python3Packages.sphinx python3Packages.sphinx-rtd-theme ] ++ lib.optionals hexagonSupport [ glib ] ++ lib.optionals stdenv.hostPlatform.isDarwin [ sigtool ] ++ lib.optionals (!userOnly) [ dtc ]; buildInputs = [ glib zlib ] ++ lib.optionals (!minimal) [ dtc pixman vde2 lzo snappy libtasn1 gnutls nettle libslirp ] ++ lib.optionals (!userOnly) [ curl ] ++ lib.optionals ncursesSupport [ ncurses ] ++ lib.optionals stdenv.hostPlatform.isDarwin [ CoreServices Cocoa Hypervisor Kernel rez setfile vmnet ] ++ lib.optionals seccompSupport [ libseccomp ] ++ lib.optionals numaSupport [ numactl ] ++ lib.optionals alsaSupport [ alsa-lib ] ++ lib.optionals pulseSupport [ libpulseaudio ] ++ lib.optionals pipewireSupport [ pipewire ] ++ lib.optionals sdlSupport [ SDL2 SDL2_image ] ++ lib.optionals jackSupport [ libjack2 ] ++ lib.optionals gtkSupport [ gtk3 gettext vte ] ++ lib.optionals vncSupport [ libjpeg libpng ] ++ lib.optionals smartcardSupport [ libcacard ] ++ lib.optionals spiceSupport [ spice-protocol spice ] ++ lib.optionals usbredirSupport [ usbredir ] ++ lib.optionals (stdenv.hostPlatform.isLinux && !userOnly) [ libcap_ng libcap attr libaio ] ++ lib.optionals xenSupport [ xen ] ++ lib.optionals cephSupport [ ceph ] ++ lib.optionals glusterfsSupport [ glusterfs libuuid ] ++ lib.optionals openGLSupport [ mesa libepoxy libdrm ] ++ lib.optionals rutabagaSupport [ rutabaga_gfx ] ++ lib.optionals virglSupport [ virglrenderer ] ++ lib.optionals libiscsiSupport [ libiscsi ] ++ lib.optionals smbdSupport [ samba ] ++ lib.optionals uringSupport [ liburing ] ++ lib.optionals canokeySupport [ canokey-qemu ] ++ lib.optionals capstoneSupport [ capstone ]; dontUseMesonConfigure = true; # meson's configurePhase isn't compatible with qemu build dontAddStaticConfigureFlags = true; outputs = [ "out" ] ++ lib.optional guestAgentSupport "ga"; # On aarch64-linux we would shoot over the Hydra's 2G output limit. separateDebugInfo = !(stdenv.hostPlatform.isAarch64 && stdenv.hostPlatform.isLinux); patches = [ ./fix-qemu-ga.patch # Workaround for upstream issue with nested virtualisation: https://gitlab.com/qemu-project/qemu/-/issues/1008 (fetchpatch { url = "https://gitlab.com/qemu-project/qemu/-/commit/3e4546d5bd38a1e98d4bd2de48631abf0398a3a2.diff"; sha256 = "sha256-oC+bRjEHixv1QEFO9XAm4HHOwoiT+NkhknKGPydnZ5E="; revert = true; }) ] ++ lib.optional nixosTestRunner ./force-uid0-on-9p.patch; postPatch = '' # Otherwise tries to ensure /var/run exists. sed -i "/install_emptydir(get_option('localstatedir') \/ 'run')/d" \ qga/meson.build ''; preConfigure = '' unset CPP # intereferes with dependency calculation # this script isn't marked as executable b/c it's indirectly used by meson. Needed to patch its shebang chmod +x ./scripts/shaderinclude.py patchShebangs . # avoid conflicts with libc++ include for mv VERSION QEMU_VERSION substituteInPlace configure \ --replace '$source_path/VERSION' '$source_path/QEMU_VERSION' substituteInPlace meson.build \ --replace "'VERSION'" "'QEMU_VERSION'" ''; configureFlags = [ "--disable-strip" # We'll strip ourselves after separating debug info. (lib.enableFeature enableDocs "docs") (lib.enableFeature enableTools "tools") "--localstatedir=/var" "--sysconfdir=/etc" "--cross-prefix=${stdenv.cc.targetPrefix}" (lib.enableFeature guestAgentSupport "guest-agent") ] ++ lib.optional numaSupport "--enable-numa" ++ lib.optional seccompSupport "--enable-seccomp" ++ lib.optional smartcardSupport "--enable-smartcard" ++ lib.optional spiceSupport "--enable-spice" ++ lib.optional usbredirSupport "--enable-usb-redir" ++ lib.optional (hostCpuTargets != null) "--target-list=${lib.concatStringsSep "," hostCpuTargets}" ++ lib.optionals stdenv.hostPlatform.isDarwin [ "--enable-cocoa" "--enable-hvf" ] ++ lib.optional (stdenv.hostPlatform.isLinux && !userOnly) "--enable-linux-aio" ++ lib.optional gtkSupport "--enable-gtk" ++ lib.optional xenSupport "--enable-xen" ++ lib.optional cephSupport "--enable-rbd" ++ lib.optional glusterfsSupport "--enable-glusterfs" ++ lib.optional openGLSupport "--enable-opengl" ++ lib.optional virglSupport "--enable-virglrenderer" ++ lib.optional tpmSupport "--enable-tpm" ++ lib.optional libiscsiSupport "--enable-libiscsi" ++ lib.optional smbdSupport "--smbd=${samba}/bin/smbd" ++ lib.optional uringSupport "--enable-linux-io-uring" ++ lib.optional canokeySupport "--enable-canokey" ++ lib.optional capstoneSupport "--enable-capstone" ++ lib.optional (!pluginsSupport) "--disable-plugins" ++ lib.optional (!enableBlobs) "--disable-install-blobs" ++ lib.optional userOnly "--disable-system" ++ lib.optional stdenv.hostPlatform.isStatic "--static"; dontWrapGApps = true; # QEMU attaches entitlements with codesign and strip removes those, # voiding the entitlements and making it non-operational. # The alternative is to re-sign with entitlements after stripping: # * https://github.com/qemu/qemu/blob/v6.1.0/scripts/entitlement.sh#L25 dontStrip = stdenv.hostPlatform.isDarwin; postFixup = '' # the .desktop is both invalid and pointless rm -f $out/share/applications/qemu.desktop '' + lib.optionalString guestAgentSupport '' # move qemu-ga (guest agent) to separate output mkdir -p $ga/bin mv $out/bin/qemu-ga $ga/bin/ ln -s $ga/bin/qemu-ga $out/bin remove-references-to -t $out $ga/bin/qemu-ga '' + lib.optionalString gtkSupport '' # wrap GTK Binaries for f in $out/bin/qemu-system-*; do wrapGApp $f done '' + lib.optionalString stdenv.hostPlatform.isStatic '' # HACK: Otherwise the result will have the entire buildInputs closure # injected by the pkgsStatic stdenv # rm -f $out/nix-support/propagated-build-inputs ''; preBuild = "cd build"; # tests can still timeout on slower systems doCheck = false; nativeCheckInputs = [ socat ]; preCheck = '' # time limits are a little meagre for a build machine that's # potentially under load. substituteInPlace ../tests/unit/meson.build \ --replace 'timeout: slow_tests' 'timeout: 50 * slow_tests' substituteInPlace ../tests/qtest/meson.build \ --replace 'timeout: slow_qtests' 'timeout: 50 * slow_qtests' substituteInPlace ../tests/fp/meson.build \ --replace 'timeout: 90)' 'timeout: 300)' # point tests towards correct binaries substituteInPlace ../tests/unit/test-qga.c \ --replace '/bin/bash' "$(type -P bash)" \ --replace '/bin/echo' "$(type -P echo)" substituteInPlace ../tests/unit/test-io-channel-command.c \ --replace '/bin/socat' "$(type -P socat)" # combined with a long package name, some temp socket paths # can end up exceeding max socket name len substituteInPlace ../tests/qtest/bios-tables-test.c \ --replace 'qemu-test_acpi_%s_tcg_%s' '%s_%s' # get-fsinfo attempts to access block devices, disallowed by sandbox sed -i -e '/\/qga\/get-fsinfo/d' -e '/\/qga\/blacklist/d' \ ../tests/unit/test-qga.c # xattrs are not allowed in the sandbox substituteInPlace ../tests/qtest/virtio-9p-test.c \ --replace-fail mapped-xattr mapped-file '' + lib.optionalString stdenv.hostPlatform.isDarwin '' # skip test that stalls on darwin, perhaps due to subtle differences # in fifo behaviour substituteInPlace ../tests/unit/meson.build \ --replace "'test-io-channel-command'" "#'test-io-channel-command'" ''; # Add a ‘qemu-kvm’ wrapper for compatibility/convenience. postInstall = lib.optionalString (!minimal) '' ln -s $out/bin/qemu-system-${stdenv.hostPlatform.qemuArch} $out/bin/qemu-kvm ''; passthru = { qemu-system-i386 = "bin/qemu-system-i386"; tests = lib.optionalAttrs (!toolsOnly) { qemu-tests = finalAttrs.finalPackage.overrideAttrs (_: { doCheck = true; }); qemu-utils-builds = qemu-utils; }; updateScript = gitUpdater { # No nicer place to find latest release. url = "https://gitlab.com/qemu-project/qemu.git"; rev-prefix = "v"; ignoredVersions = "(alpha|beta|rc).*"; }; }; # Builds in ~3h with 2 cores, and ~20m with a big-parallel builder. requiredSystemFeatures = [ "big-parallel" ]; meta = with lib; { homepage = "https://www.qemu.org/"; description = "Generic and open source machine emulator and virtualizer"; license = licenses.gpl2Plus; maintainers = with maintainers; [ qyliss ] ++ lib.optionals xenSupport xen.meta.maintainers; platforms = platforms.unix; } # toolsOnly: Does not have qemu-kvm and there's no main support tool # userOnly: There's one qemu- for every architecture // lib.optionalAttrs (!toolsOnly && !userOnly) { mainProgram = "qemu-kvm"; } # userOnly: https://qemu.readthedocs.io/en/v9.0.2/user/main.html // lib.optionalAttrs userOnly { platforms = with platforms; (linux ++ freebsd ++ openbsd ++ netbsd); description = "QEMU User space emulator - launch executables compiled for one CPU on another CPU"; }; })