From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 668A81395E2 for ; Sat, 12 Nov 2016 17:29:04 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id B3F1921C1F1; Sat, 12 Nov 2016 17:29:03 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 8E07221C1F1 for ; Sat, 12 Nov 2016 17:29:03 +0000 (UTC) Received: from oystercatcher.gentoo.org (oystercatcher.gentoo.org [148.251.78.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id 8555F3415B6 for ; Sat, 12 Nov 2016 17:29:02 +0000 (UTC) Received: from localhost.localdomain (localhost [127.0.0.1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id E837186E for ; Sat, 12 Nov 2016 17:29:00 +0000 (UTC) From: "Matthias Maier" To: gentoo-commits@lists.gentoo.org Content-Transfer-Encoding: 8bit Content-type: text/plain; charset=UTF-8 Reply-To: gentoo-dev@lists.gentoo.org, "Matthias Maier" Message-ID: <1478971718.cad0a6324b5d4a5954893dfd29b5b97ee7a361d3.tamiko@gentoo> Subject: [gentoo-commits] repo/gentoo:master commit in: app-emulation/qemu/files/, app-emulation/qemu/ X-VCS-Repository: repo/gentoo X-VCS-Files: app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9102.patch app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9103.patch app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9104.patch app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9105.patch app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9106.patch app-emulation/qemu/qemu-2.7.0-r6.ebuild X-VCS-Directories: app-emulation/qemu/files/ app-emulation/qemu/ X-VCS-Committer: tamiko X-VCS-Committer-Name: Matthias Maier X-VCS-Revision: cad0a6324b5d4a5954893dfd29b5b97ee7a361d3 X-VCS-Branch: master Date: Sat, 12 Nov 2016 17:29:00 +0000 (UTC) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-commits@lists.gentoo.org X-Archives-Salt: f78cfdc3-1042-488c-9f01-3f333a461bb9 X-Archives-Hash: 863b135dd96f4ab697fd1ceb1c740cf7 commit: cad0a6324b5d4a5954893dfd29b5b97ee7a361d3 Author: Matthias Maier gentoo org> AuthorDate: Sat Nov 12 17:26:09 2016 +0000 Commit: Matthias Maier gentoo org> CommitDate: Sat Nov 12 17:28:38 2016 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=cad0a632 app-emulation/qemu: security fixes, bug #598772 CVE-2016-9102, bug #598328 CVE-2016-9103, bug #598328 CVE-2016-9104, bug #598328 CVE-2016-9105, bug #598328 CVE-2016-9106, bug #598772 Package-Manager: portage-2.3.0 .../qemu/files/qemu-2.7.0-CVE-2016-9102.patch | 21 + .../qemu/files/qemu-2.7.0-CVE-2016-9103.patch | 27 + .../qemu/files/qemu-2.7.0-CVE-2016-9104.patch | 92 +++ .../qemu/files/qemu-2.7.0-CVE-2016-9105.patch | 25 + .../qemu/files/qemu-2.7.0-CVE-2016-9106.patch | 27 + app-emulation/qemu/qemu-2.7.0-r6.ebuild | 708 +++++++++++++++++++++ 6 files changed, 900 insertions(+) diff --git a/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9102.patch b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9102.patch new file mode 100644 index 00000000..963eca9 --- /dev/null +++ b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9102.patch @@ -0,0 +1,21 @@ +From: Li Qiang + +The 'fs.xattr.value' field in V9fsFidState object doesn't consider the +situation that this field has been allocated previously. Every time, it +will be allocated directly. This leads a host memory leak issue. This +patch fix this. + +-- +1.8.3.1 +diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c +index 75ba5f1..a4c7109 100644 +--- a/hw/9pfs/9p.c ++++ b/hw/9pfs/9p.c +@@ -3269,6 +3269,7 @@ static void v9fs_xattrcreate(void *opaque) + xattr_fidp->fs.xattr.flags = flags; + v9fs_string_init(&xattr_fidp->fs.xattr.name); + v9fs_string_copy(&xattr_fidp->fs.xattr.name, &name); ++ g_free(xattr_fidp->fs.xattr.value); + xattr_fidp->fs.xattr.value = g_malloc(size); + err = offset; + put_fid(pdu, file_fidp); diff --git a/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9103.patch b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9103.patch new file mode 100644 index 00000000..7520863 --- /dev/null +++ b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9103.patch @@ -0,0 +1,27 @@ +Author: Li Qiang +Date: Mon Oct 17 14:13:58 2016 +0200 + + 9pfs: fix information leak in xattr read + + 9pfs uses g_malloc() to allocate the xattr memory space, if the guest + reads this memory before writing to it, this will leak host heap memory + to the guest. This patch avoid this. + + Signed-off-by: Li Qiang + Reviewed-by: Greg Kurz + Signed-off-by: Greg Kurz + +diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c +index 26aa7d5..bf23b01 100644 +--- a/hw/9pfs/9p.c ++++ b/hw/9pfs/9p.c +@@ -3269,8 +3269,8 @@ static void coroutine_fn v9fs_xattrcreate(void *opaque) + xattr_fidp->fs.xattr.flags = flags; + v9fs_string_init(&xattr_fidp->fs.xattr.name); + v9fs_string_copy(&xattr_fidp->fs.xattr.name, &name); + g_free(xattr_fidp->fs.xattr.value); +- xattr_fidp->fs.xattr.value = g_malloc(size); ++ xattr_fidp->fs.xattr.value = g_malloc0(size); + err = offset; + put_fid(pdu, file_fidp); + out_nofid: diff --git a/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9104.patch b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9104.patch new file mode 100644 index 00000000..f1aec55 --- /dev/null +++ b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9104.patch @@ -0,0 +1,92 @@ +From 7e55d65c56a03dcd2c5d7c49d37c5a74b55d4bd6 Mon Sep 17 00:00:00 2001 +From: Li Qiang +Date: Tue, 1 Nov 2016 12:00:40 +0100 +Subject: [PATCH] 9pfs: fix integer overflow issue in xattr read/write +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The v9fs_xattr_read() and v9fs_xattr_write() are passed a guest +originated offset: they must ensure this offset does not go beyond +the size of the extended attribute that was set in v9fs_xattrcreate(). +Unfortunately, the current code implement these checks with unsafe +calculations on 32 and 64 bit values, which may allow a malicious +guest to cause OOB access anyway. + +Fix this by comparing the offset and the xattr size, which are +both uint64_t, before trying to compute the effective number of bytes +to read or write. + +Suggested-by: Greg Kurz +Signed-off-by: Li Qiang +Reviewed-by: Greg Kurz +Reviewed-By: Guido Günther +Signed-off-by: Greg Kurz +--- + hw/9pfs/9p.c | 32 ++++++++++++-------------------- + 1 file changed, 12 insertions(+), 20 deletions(-) + +diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c +index ab18ef2..7705ead 100644 +--- a/hw/9pfs/9p.c ++++ b/hw/9pfs/9p.c +@@ -1637,20 +1637,17 @@ static int v9fs_xattr_read(V9fsState *s, V9fsPDU *pdu, V9fsFidState *fidp, + { + ssize_t err; + size_t offset = 7; +- int read_count; +- int64_t xattr_len; ++ uint64_t read_count; + V9fsVirtioState *v = container_of(s, V9fsVirtioState, state); + VirtQueueElement *elem = v->elems[pdu->idx]; + +- xattr_len = fidp->fs.xattr.len; +- read_count = xattr_len - off; ++ if (fidp->fs.xattr.len < off) { ++ read_count = 0; ++ } else { ++ read_count = fidp->fs.xattr.len - off; ++ } + if (read_count > max_count) { + read_count = max_count; +- } else if (read_count < 0) { +- /* +- * read beyond XATTR value +- */ +- read_count = 0; + } + err = pdu_marshal(pdu, offset, "d", read_count); + if (err < 0) { +@@ -1979,23 +1976,18 @@ static int v9fs_xattr_write(V9fsState *s, V9fsPDU *pdu, V9fsFidState *fidp, + { + int i, to_copy; + ssize_t err = 0; +- int write_count; +- int64_t xattr_len; ++ uint64_t write_count; + size_t offset = 7; + + +- xattr_len = fidp->fs.xattr.len; +- write_count = xattr_len - off; +- if (write_count > count) { +- write_count = count; +- } else if (write_count < 0) { +- /* +- * write beyond XATTR value len specified in +- * xattrcreate +- */ ++ if (fidp->fs.xattr.len < off) { + err = -ENOSPC; + goto out; + } ++ write_count = fidp->fs.xattr.len - off; ++ if (write_count > count) { ++ write_count = count; ++ } + err = pdu_marshal(pdu, offset, "d", write_count); + if (err < 0) { + return err; +-- +2.7.3 + diff --git a/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9105.patch b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9105.patch new file mode 100644 index 00000000..cddff97 --- /dev/null +++ b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9105.patch @@ -0,0 +1,25 @@ +From: Li Qiang + +In v9fs_link dispatch function, it doesn't put the 'oldfidp' +fid object, this will make the 'oldfidp->ref' never reach to 0, +thus leading a memory leak issue. This patch fix this. + +Signed-off-by: Li Qiang +--- + hw/9pfs/9p.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c +index 8b50bfb..29f8b7a 100644 +--- a/hw/9pfs/9p.c ++++ b/hw/9pfs/9p.c +@@ -2413,6 +2413,7 @@ static void v9fs_link(void *opaque) + if (!err) { + err = offset; + } ++ put_fid(pdu, oldfidp); + out: + put_fid(pdu, dfidp); + out_nofid: +-- +1.8.3.1 diff --git a/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9106.patch b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9106.patch new file mode 100644 index 00000000..137272d --- /dev/null +++ b/app-emulation/qemu/files/qemu-2.7.0-CVE-2016-9106.patch @@ -0,0 +1,27 @@ +Author: Li Qiang +Date: Mon Oct 17 14:13:58 2016 +0200 + + 9pfs: fix memory leak in v9fs_write + + If an error occurs when marshalling the transfer length to the guest, the + v9fs_write() function doesn't free an IO vector, thus leading to a memory + leak. This patch fixes the issue. + + Signed-off-by: Li Qiang + Reviewed-by: Greg Kurz + [groug, rephrased the changelog] + Signed-off-by: Greg Kurz + +diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c +index d43a552..e88cf25 100644 +--- a/hw/9pfs/9p.c ++++ b/hw/9pfs/9p.c +@@ -2090,7 +2090,7 @@ static void coroutine_fn v9fs_write(void *opaque) + offset = 7; + err = pdu_marshal(pdu, offset, "d", total); + if (err < 0) { +- goto out; ++ goto out_qiov; + } + err += offset; + diff --git a/app-emulation/qemu/qemu-2.7.0-r6.ebuild b/app-emulation/qemu/qemu-2.7.0-r6.ebuild new file mode 100644 index 00000000..40265bd --- /dev/null +++ b/app-emulation/qemu/qemu-2.7.0-r6.ebuild @@ -0,0 +1,708 @@ +# Copyright 1999-2016 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Id$ + +EAPI="5" + +PYTHON_COMPAT=( python2_7 ) +PYTHON_REQ_USE="ncurses,readline" + +PLOCALES="bg de_DE fr_FR hu it tr zh_CN" + +inherit eutils flag-o-matic linux-info toolchain-funcs multilib python-r1 \ + user udev fcaps readme.gentoo-r1 pax-utils l10n + +if [[ ${PV} = *9999* ]]; then + EGIT_REPO_URI="git://git.qemu.org/qemu.git" + inherit git-2 + SRC_URI="" +else + SRC_URI="http://wiki.qemu-project.org/download/${P}.tar.bz2" + KEYWORDS="~amd64 ~arm64 ~ppc ~ppc64 ~x86 ~x86-fbsd" +fi + +DESCRIPTION="QEMU + Kernel-based Virtual Machine userland tools" +HOMEPAGE="http://www.qemu.org http://www.linux-kvm.org" + +LICENSE="GPL-2 LGPL-2 BSD-2" +SLOT="0" +IUSE="accessibility +aio alsa bluetooth bzip2 +caps +curl debug +fdt glusterfs \ +gnutls gtk gtk2 infiniband iscsi +jpeg \ +kernel_linux kernel_FreeBSD lzo ncurses nfs nls numa opengl +pin-upstream-blobs ++png pulseaudio python \ +rbd sasl +seccomp sdl sdl2 selinux smartcard snappy spice ssh static static-softmmu +static-user systemtap tci test +threads usb usbredir +uuid vde +vhost-net \ +virgl virtfs +vnc vte xattr xen xfs" + +COMMON_TARGETS="aarch64 alpha arm cris i386 m68k microblaze microblazeel mips +mips64 mips64el mipsel or32 ppc ppc64 s390x sh4 sh4eb sparc sparc64 unicore32 +x86_64" +IUSE_SOFTMMU_TARGETS="${COMMON_TARGETS} lm32 moxie ppcemb tricore xtensa xtensaeb" +IUSE_USER_TARGETS="${COMMON_TARGETS} armeb mipsn32 mipsn32el ppc64abi32 ppc64le sparc32plus tilegx" + +use_softmmu_targets=$(printf ' qemu_softmmu_targets_%s' ${IUSE_SOFTMMU_TARGETS}) +use_user_targets=$(printf ' qemu_user_targets_%s' ${IUSE_USER_TARGETS}) +IUSE+=" ${use_softmmu_targets} ${use_user_targets}" + +# Allow no targets to be built so that people can get a tools-only build. +# Block USE flag configurations known to not work. +REQUIRED_USE="${PYTHON_REQUIRED_USE} + gtk2? ( gtk ) + qemu_softmmu_targets_arm? ( fdt ) + qemu_softmmu_targets_microblaze? ( fdt ) + qemu_softmmu_targets_ppc? ( fdt ) + qemu_softmmu_targets_ppc64? ( fdt ) + sdl2? ( sdl ) + static? ( static-softmmu static-user ) + static-softmmu? ( !alsa !pulseaudio !bluetooth !opengl !gtk !gtk2 ) + virtfs? ( xattr ) + vte? ( gtk )" + +# Yep, you need both libcap and libcap-ng since virtfs only uses libcap. +# +# The attr lib isn't always linked in (although the USE flag is always +# respected). This is because qemu supports using the C library's API +# when available rather than always using the extranl library. +# +# Older versions of gnutls are supported, but it's simpler to just require +# the latest versions. This is also why we require nettle. +# +# TODO: Split out tools deps into another var. e.g. bzip2 is only used by +# system binaries and tools, not user binaries. +COMMON_LIB_DEPEND=">=dev-libs/glib-2.0[static-libs(+)] + dev-libs/libpcre[static-libs(+)] + sys-libs/zlib[static-libs(+)] + bzip2? ( app-arch/bzip2[static-libs(+)] ) + xattr? ( sys-apps/attr[static-libs(+)] )" +SOFTMMU_LIB_DEPEND="${COMMON_LIB_DEPEND} + >=x11-libs/pixman-0.28.0[static-libs(+)] + accessibility? ( app-accessibility/brltty[static-libs(+)] ) + aio? ( dev-libs/libaio[static-libs(+)] ) + alsa? ( >=media-libs/alsa-lib-1.0.13 ) + bluetooth? ( net-wireless/bluez ) + caps? ( sys-libs/libcap-ng[static-libs(+)] ) + curl? ( >=net-misc/curl-7.15.4[static-libs(+)] ) + fdt? ( >=sys-apps/dtc-1.4.0[static-libs(+)] ) + glusterfs? ( >=sys-cluster/glusterfs-3.4.0[static-libs(+)] ) + gnutls? ( + dev-libs/nettle:=[static-libs(+)] + >=net-libs/gnutls-3.0:=[static-libs(+)] + ) + gtk? ( + gtk2? ( + x11-libs/gtk+:2 + vte? ( x11-libs/vte:0 ) + ) + !gtk2? ( + x11-libs/gtk+:3 + vte? ( x11-libs/vte:2.90 ) + ) + ) + infiniband? ( sys-fabric/librdmacm:=[static-libs(+)] ) + iscsi? ( net-libs/libiscsi ) + jpeg? ( virtual/jpeg:0=[static-libs(+)] ) + lzo? ( dev-libs/lzo:2[static-libs(+)] ) + ncurses? ( sys-libs/ncurses:0=[static-libs(+)] ) + nfs? ( >=net-fs/libnfs-1.9.3[static-libs(+)] ) + numa? ( sys-process/numactl[static-libs(+)] ) + opengl? ( + virtual/opengl + media-libs/libepoxy[static-libs(+)] + media-libs/mesa[static-libs(+)] + media-libs/mesa[egl,gles2,gbm] + ) + png? ( media-libs/libpng:0=[static-libs(+)] ) + pulseaudio? ( media-sound/pulseaudio ) + rbd? ( sys-cluster/ceph[static-libs(+)] ) + sasl? ( dev-libs/cyrus-sasl[static-libs(+)] ) + sdl? ( + !sdl2? ( + media-libs/libsdl[X] + >=media-libs/libsdl-1.2.11[static-libs(+)] + ) + sdl2? ( + media-libs/libsdl2[X] + media-libs/libsdl2[static-libs(+)] + ) + ) + seccomp? ( >=sys-libs/libseccomp-2.1.0[static-libs(+)] ) + smartcard? ( >=app-emulation/libcacard-2.5.0[static-libs(+)] ) + snappy? ( app-arch/snappy[static-libs(+)] ) + spice? ( + >=app-emulation/spice-protocol-0.12.3 + >=app-emulation/spice-0.12.0[static-libs(+)] + ) + ssh? ( >=net-libs/libssh2-1.2.8[static-libs(+)] ) + usb? ( >=virtual/libusb-1-r2[static-libs(+)] ) + usbredir? ( >=sys-apps/usbredir-0.6[static-libs(+)] ) + uuid? ( >=sys-apps/util-linux-2.16.0[static-libs(+)] ) + vde? ( net-misc/vde[static-libs(+)] ) + virgl? ( media-libs/virglrenderer[static-libs(+)] ) + virtfs? ( sys-libs/libcap ) + xfs? ( sys-fs/xfsprogs[static-libs(+)] )" +USER_LIB_DEPEND="${COMMON_LIB_DEPEND}" +X86_FIRMWARE_DEPEND=" + >=sys-firmware/ipxe-1.0.0_p20130624 + pin-upstream-blobs? ( + ~sys-firmware/seabios-1.8.2 + ~sys-firmware/sgabios-0.1_pre8 + ~sys-firmware/vgabios-0.7a + ) + !pin-upstream-blobs? ( + sys-firmware/seabios + sys-firmware/sgabios + sys-firmware/vgabios + )" +CDEPEND=" + !static-softmmu? ( $(printf "%s? ( ${SOFTMMU_LIB_DEPEND//\[static-libs(+)]} ) " ${use_softmmu_targets}) ) + !static-user? ( $(printf "%s? ( ${USER_LIB_DEPEND//\[static-libs(+)]} ) " ${use_user_targets}) ) + qemu_softmmu_targets_i386? ( ${X86_FIRMWARE_DEPEND} ) + qemu_softmmu_targets_x86_64? ( ${X86_FIRMWARE_DEPEND} ) + python? ( ${PYTHON_DEPS} ) + systemtap? ( dev-util/systemtap ) + xen? ( app-emulation/xen-tools:= )" +DEPEND="${CDEPEND} + dev-lang/perl + =dev-lang/python-2* + sys-apps/texinfo + virtual/pkgconfig + kernel_linux? ( >=sys-kernel/linux-headers-2.6.35 ) + gtk? ( nls? ( sys-devel/gettext ) ) + static-softmmu? ( $(printf "%s? ( ${SOFTMMU_LIB_DEPEND} ) " ${use_softmmu_targets}) ) + static-user? ( $(printf "%s? ( ${USER_LIB_DEPEND} ) " ${use_user_targets}) ) + test? ( + dev-libs/glib[utils] + sys-devel/bc + )" +RDEPEND="${CDEPEND} + selinux? ( sec-policy/selinux-qemu ) +" + +STRIP_MASK="/usr/share/qemu/palcode-clipper" + +QA_PREBUILT=" + usr/share/qemu/openbios-ppc + usr/share/qemu/openbios-sparc64 + usr/share/qemu/openbios-sparc32 + usr/share/qemu/palcode-clipper + usr/share/qemu/s390-ccw.img + usr/share/qemu/u-boot.e500 +" + +QA_WX_LOAD="usr/bin/qemu-i386 + usr/bin/qemu-x86_64 + usr/bin/qemu-alpha + usr/bin/qemu-arm + usr/bin/qemu-cris + usr/bin/qemu-m68k + usr/bin/qemu-microblaze + usr/bin/qemu-microblazeel + usr/bin/qemu-mips + usr/bin/qemu-mipsel + usr/bin/qemu-or32 + usr/bin/qemu-ppc + usr/bin/qemu-ppc64 + usr/bin/qemu-ppc64abi32 + usr/bin/qemu-sh4 + usr/bin/qemu-sh4eb + usr/bin/qemu-sparc + usr/bin/qemu-sparc64 + usr/bin/qemu-armeb + usr/bin/qemu-sparc32plus + usr/bin/qemu-s390x + usr/bin/qemu-unicore32" + +DOC_CONTENTS="If you don't have kvm compiled into the kernel, make sure +you have the kernel module loaded before running kvm. The easiest way to +ensure that the kernel module is loaded is to load it on boot.\n +For AMD CPUs the module is called 'kvm-amd'.\n +For Intel CPUs the module is called 'kvm-intel'.\n +Please review /etc/conf.d/modules for how to load these.\n\n +Make sure your user is in the 'kvm' group\n +Just run 'gpasswd -a kvm', then have re-login.\n\n +For brand new installs, the default permissions on /dev/kvm might not let you +access it. You can tell udev to reset ownership/perms:\n +udevadm trigger -c add /dev/kvm" + +qemu_support_kvm() { + if use qemu_softmmu_targets_x86_64 || use qemu_softmmu_targets_i386 \ + use qemu_softmmu_targets_ppc || use qemu_softmmu_targets_ppc64 \ + use qemu_softmmu_targets_s390x; then + return 0 + fi + + return 1 +} + +pkg_pretend() { + if use kernel_linux && kernel_is lt 2 6 25; then + eerror "This version of KVM requres a host kernel of 2.6.25 or higher." + elif use kernel_linux; then + if ! linux_config_exists; then + eerror "Unable to check your kernel for KVM support" + else + CONFIG_CHECK="~KVM ~TUN ~BRIDGE" + ERROR_KVM="You must enable KVM in your kernel to continue" + ERROR_KVM_AMD="If you have an AMD CPU, you must enable KVM_AMD in" + ERROR_KVM_AMD+=" your kernel configuration." + ERROR_KVM_INTEL="If you have an Intel CPU, you must enable" + ERROR_KVM_INTEL+=" KVM_INTEL in your kernel configuration." + ERROR_TUN="You will need the Universal TUN/TAP driver compiled" + ERROR_TUN+=" into your kernel or loaded as a module to use the" + ERROR_TUN+=" virtual network device if using -net tap." + ERROR_BRIDGE="You will also need support for 802.1d" + ERROR_BRIDGE+=" Ethernet Bridging for some network configurations." + use vhost-net && CONFIG_CHECK+=" ~VHOST_NET" + ERROR_VHOST_NET="You must enable VHOST_NET to have vhost-net" + ERROR_VHOST_NET+=" support" + + if use amd64 || use x86 || use amd64-linux || use x86-linux; then + CONFIG_CHECK+=" ~KVM_AMD ~KVM_INTEL" + fi + + use python && CONFIG_CHECK+=" ~DEBUG_FS" + ERROR_DEBUG_FS="debugFS support required for kvm_stat" + + # Now do the actual checks setup above + check_extra_config + fi + fi + + if grep -qs '/usr/bin/qemu-kvm' "${EROOT}"/etc/libvirt/qemu/*.xml; then + eerror "The kvm/qemu-kvm wrappers no longer exist, but your libvirt" + eerror "instances are still pointing to it. Please update your" + eerror "configs in /etc/libvirt/qemu/ to use the -enable-kvm flag" + eerror "and the right system binary (e.g. qemu-system-x86_64)." + die "update your virt configs to not use qemu-kvm" + fi +} + +pkg_setup() { + enewgroup kvm 78 +} + +# Sanity check to make sure target lists are kept up-to-date. +check_targets() { + local var=$1 mak=$2 + local detected sorted + + pushd "${S}"/default-configs >/dev/null || die + + # Force C locale until glibc is updated. #564936 + detected=$(echo $(printf '%s\n' *-${mak}.mak | sed "s:-${mak}.mak::" | LC_COLLATE=C sort -u)) + sorted=$(echo $(printf '%s\n' ${!var} | LC_COLLATE=C sort -u)) + if [[ ${sorted} != "${detected}" ]] ; then + eerror "The ebuild needs to be kept in sync." + eerror "${var}: ${sorted}" + eerror "$(printf '%-*s' ${#var} configure): ${detected}" + die "sync ${var} to the list of targets" + fi + + popd >/dev/null +} + +handle_locales() { + # Make sure locale list is kept up-to-date. + local detected sorted + detected=$(echo $(cd po && printf '%s\n' *.po | grep -v messages.po | sed 's:.po$::' | sort -u)) + sorted=$(echo $(printf '%s\n' ${PLOCALES} | sort -u)) + if [[ ${sorted} != "${detected}" ]] ; then + eerror "The ebuild needs to be kept in sync." + eerror "PLOCALES: ${sorted}" + eerror " po/*.po: ${detected}" + die "sync PLOCALES" + fi + + # Deal with selective install of locales. + if use nls ; then + # Delete locales the user does not want. #577814 + rm_loc() { rm po/$1.po || die; } + l10n_for_each_disabled_locale_do rm_loc + else + # Cheap hack to disable gettext .mo generation. + rm -f po/*.po + fi +} + +src_prepare() { + check_targets IUSE_SOFTMMU_TARGETS softmmu + check_targets IUSE_USER_TARGETS linux-user + + # Alter target makefiles to accept CFLAGS set via flag-o + sed -i -r \ + -e 's/^(C|OP_C|HELPER_C)FLAGS=/\1FLAGS+=/' \ + Makefile Makefile.target || die + + epatch "${FILESDIR}"/${PN}-2.5.0-cflags.patch + epatch "${FILESDIR}"/${PN}-2.5.0-sysmacros.patch + + epatch "${FILESDIR}"/${P}-CVE-2016-6836.patch # bug 591242 + epatch "${FILESDIR}"/${P}-CVE-2016-7155.patch # bug 593034 + epatch "${FILESDIR}"/${P}-CVE-2016-7156.patch # bug 593036 + epatch "${FILESDIR}"/${P}-CVE-2016-7157-1.patch # bug 593038 + epatch "${FILESDIR}"/${P}-CVE-2016-7157-2.patch # bug 593038 + epatch "${FILESDIR}"/${P}-CVE-2016-7170.patch # bug 593284 + epatch "${FILESDIR}"/${P}-CVE-2016-7421.patch # bug 593950 + epatch "${FILESDIR}"/${P}-CVE-2016-7422.patch # bug 593956 + epatch "${FILESDIR}"/${P}-CVE-2016-7423.patch # bug 594368 + epatch "${FILESDIR}"/${P}-CVE-2016-7466.patch # bug 594520 + epatch "${FILESDIR}"/${P}-CVE-2016-7907.patch # bug 596048 + epatch "${FILESDIR}"/${P}-CVE-2016-7908.patch # bug 596049 + epatch "${FILESDIR}"/${P}-CVE-2016-7909.patch # bug 596048 + epatch "${FILESDIR}"/${P}-CVE-2016-7994-1.patch # bug 596738 + epatch "${FILESDIR}"/${P}-CVE-2016-7994-2.patch # bug 596738 + epatch "${FILESDIR}"/${P}-CVE-2016-8576.patch # bug 596752 + epatch "${FILESDIR}"/${P}-CVE-2016-8577.patch # bug 596776 + epatch "${FILESDIR}"/${P}-CVE-2016-8578.patch # bug 596774 + epatch "${FILESDIR}"/${P}-CVE-2016-8668.patch # bug 597110 + epatch "${FILESDIR}"/${P}-CVE-2016-8669-1.patch # bug 597108 + epatch "${FILESDIR}"/${P}-CVE-2016-8669-2.patch # bug 597108 + epatch "${FILESDIR}"/${P}-CVE-2016-8909.patch # bug 598044 + epatch "${FILESDIR}"/${P}-CVE-2016-8910.patch # bug 598046 + epatch "${FILESDIR}"/${P}-CVE-2016-9102.patch # bug 598328 + epatch "${FILESDIR}"/${P}-CVE-2016-9103.patch # bug 598328 + epatch "${FILESDIR}"/${P}-CVE-2016-9104.patch # bug 598328 + epatch "${FILESDIR}"/${P}-CVE-2016-9105.patch # bug 598328 + epatch "${FILESDIR}"/${P}-CVE-2016-9106.patch # bug 598772 + + # Fix ld and objcopy being called directly + tc-export AR LD OBJCOPY + + # Verbose builds + MAKEOPTS+=" V=1" + + epatch_user + + # Run after we've applied all patches. + handle_locales +} + +## +# configures qemu based on the build directory and the build type +# we are using. +# +qemu_src_configure() { + debug-print-function ${FUNCNAME} "$@" + + local buildtype=$1 + local builddir="${S}/${buildtype}-build" + local static_flag="static-${buildtype}" + + mkdir "${builddir}" + + local conf_opts=( + --prefix=/usr + --sysconfdir=/etc + --libdir=/usr/$(get_libdir) + --docdir=/usr/share/doc/${PF}/html + --disable-bsd-user + --disable-guest-agent + --disable-strip + --disable-werror + # We support gnutls/nettle for crypto operations. It is possible + # to use gcrypt when gnutls/nettle are disabled (but not when they + # are enabled), but it's not really worth the hassle. Disable it + # all the time to avoid automatically detecting it. #568856 + --disable-gcrypt + --python="${PYTHON}" + --cc="$(tc-getCC)" + --cxx="$(tc-getCXX)" + --host-cc="$(tc-getBUILD_CC)" + $(use_enable debug debug-info) + $(use_enable debug debug-tcg) + --enable-docs + $(use_enable tci tcg-interpreter) + $(use_enable xattr attr) + ) + + # Disable options not used by user targets as the default configure + # options will autoprobe and try to link in a bunch of unused junk. + conf_softmmu() { + if [[ ${buildtype} == "user" ]] ; then + echo "--disable-${2:-$1}" + else + use_enable "$@" + fi + } + conf_opts+=( + $(conf_softmmu accessibility brlapi) + $(conf_softmmu aio linux-aio) + $(conf_softmmu bzip2) + $(conf_softmmu bluetooth bluez) + $(conf_softmmu caps cap-ng) + $(conf_softmmu curl) + $(conf_softmmu fdt) + $(conf_softmmu glusterfs) + $(conf_softmmu gnutls) + $(conf_softmmu gnutls nettle) + $(conf_softmmu gtk) + $(conf_softmmu infiniband rdma) + $(conf_softmmu iscsi libiscsi) + $(conf_softmmu jpeg vnc-jpeg) + $(conf_softmmu kernel_linux kvm) + $(conf_softmmu lzo) + $(conf_softmmu ncurses curses) + $(conf_softmmu nfs libnfs) + $(conf_softmmu numa) + $(conf_softmmu opengl) + $(conf_softmmu png vnc-png) + $(conf_softmmu rbd) + $(conf_softmmu sasl vnc-sasl) + $(conf_softmmu sdl) + $(conf_softmmu seccomp) + $(conf_softmmu smartcard) + $(conf_softmmu snappy) + $(conf_softmmu spice) + $(conf_softmmu ssh libssh2) + $(conf_softmmu usb libusb) + $(conf_softmmu usbredir usb-redir) + $(conf_softmmu uuid) + $(conf_softmmu vde) + $(conf_softmmu vhost-net) + $(conf_softmmu virgl virglrenderer) + $(conf_softmmu virtfs) + $(conf_softmmu vnc) + $(conf_softmmu vte) + $(conf_softmmu xen) + $(conf_softmmu xen xen-pci-passthrough) + $(conf_softmmu xfs xfsctl) + ) + + case ${buildtype} in + user) + conf_opts+=( + --enable-linux-user + --disable-system + --disable-blobs + --disable-tools + ) + ;; + softmmu) + # audio options + local audio_opts="oss" + use alsa && audio_opts="alsa,${audio_opts}" + use sdl && audio_opts="sdl,${audio_opts}" + use pulseaudio && audio_opts="pa,${audio_opts}" + + conf_opts+=( + --disable-linux-user + --enable-system + --with-system-pixman + --audio-drv-list="${audio_opts}" + ) + use gtk && conf_opts+=( --with-gtkabi=$(usex gtk2 2.0 3.0) ) + use sdl && conf_opts+=( --with-sdlabi=$(usex sdl2 2.0 1.2) ) + ;; + tools) + conf_opts+=( + --disable-linux-user + --disable-system + --disable-blobs + $(use_enable bzip2) + ) + static_flag="static" + ;; + esac + + local targets="${buildtype}_targets" + [[ -n ${targets} ]] && conf_opts+=( --target-list="${!targets}" ) + + # Add support for SystemTAP + use systemtap && conf_opts+=( --enable-trace-backend=dtrace ) + + # We always want to attempt to build with PIE support as it results + # in a more secure binary. But it doesn't work with static or if + # the current GCC doesn't have PIE support. + if use ${static_flag}; then + conf_opts+=( --static --disable-pie ) + else + gcc-specs-pie && conf_opts+=( --enable-pie ) + fi + + echo "../configure ${conf_opts[*]}" + cd "${builddir}" + ../configure "${conf_opts[@]}" || die "configure failed" + + # FreeBSD's kernel does not support QEMU assigning/grabbing + # host USB devices yet + use kernel_FreeBSD && \ + sed -i -E -e "s|^(HOST_USB=)bsd|\1stub|" "${S}"/config-host.mak +} + +src_configure() { + local target + + python_setup + + softmmu_targets= softmmu_bins=() + user_targets= user_bins=() + + for target in ${IUSE_SOFTMMU_TARGETS} ; do + if use "qemu_softmmu_targets_${target}"; then + softmmu_targets+=",${target}-softmmu" + softmmu_bins+=( "qemu-system-${target}" ) + fi + done + + for target in ${IUSE_USER_TARGETS} ; do + if use "qemu_user_targets_${target}"; then + user_targets+=",${target}-linux-user" + user_bins+=( "qemu-${target}" ) + fi + done + + softmmu_targets=${softmmu_targets#,} + user_targets=${user_targets#,} + + [[ -n ${softmmu_targets} ]] && qemu_src_configure "softmmu" + [[ -n ${user_targets} ]] && qemu_src_configure "user" + [[ -z ${softmmu_targets}${user_targets} ]] && qemu_src_configure "tools" +} + +src_compile() { + if [[ -n ${user_targets} ]]; then + cd "${S}/user-build" + default + fi + + if [[ -n ${softmmu_targets} ]]; then + cd "${S}/softmmu-build" + default + fi + + if [[ -z ${softmmu_targets}${user_targets} ]]; then + cd "${S}/tools-build" + default + fi +} + +src_test() { + if [[ -n ${softmmu_targets} ]]; then + cd "${S}/softmmu-build" + pax-mark m */qemu-system-* #515550 + emake -j1 check + emake -j1 check-report.html + fi +} + +qemu_python_install() { + python_domodule "${S}/scripts/qmp/qmp.py" + + python_doscript "${S}/scripts/kvm/vmxcap" + python_doscript "${S}/scripts/qmp/qmp-shell" + python_doscript "${S}/scripts/qmp/qemu-ga-client" +} + +src_install() { + if [[ -n ${user_targets} ]]; then + cd "${S}/user-build" + emake DESTDIR="${ED}" install + + # Install binfmt handler init script for user targets + newinitd "${FILESDIR}/qemu-binfmt.initd-r1" qemu-binfmt + fi + + if [[ -n ${softmmu_targets} ]]; then + cd "${S}/softmmu-build" + emake DESTDIR="${ED}" install + + # This might not exist if the test failed. #512010 + [[ -e check-report.html ]] && dohtml check-report.html + + if use kernel_linux; then + udev_dorules "${FILESDIR}"/65-kvm.rules + fi + + if use python; then + python_foreach_impl qemu_python_install + fi + fi + + if [[ -z ${softmmu_targets}${user_targets} ]]; then + cd "${S}/tools-build" + emake DESTDIR="${ED}" install + fi + + # Disable mprotect on the qemu binaries as they use JITs to be fast #459348 + pushd "${ED}"/usr/bin >/dev/null + pax-mark m "${softmmu_bins[@]}" "${user_bins[@]}" + popd >/dev/null + + # Install config file example for qemu-bridge-helper + insinto "/etc/qemu" + doins "${FILESDIR}/bridge.conf" + + # Remove the docdir placed qmp-commands.txt + mv "${ED}/usr/share/doc/${PF}/html/qmp-commands.txt" "${S}/docs/" || die + + cd "${S}" + dodoc Changelog MAINTAINERS docs/specs/pci-ids.txt + newdoc pc-bios/README README.pc-bios + dodoc docs/qmp-*.txt + + if [[ -n ${softmmu_targets} ]]; then + # Remove SeaBIOS since we're using the SeaBIOS packaged one + rm "${ED}/usr/share/qemu/bios.bin" + if use qemu_softmmu_targets_x86_64 || use qemu_softmmu_targets_i386; then + dosym ../seabios/bios.bin /usr/share/qemu/bios.bin + fi + + # Remove vgabios since we're using the vgabios packaged one + rm "${ED}/usr/share/qemu/vgabios.bin" + rm "${ED}/usr/share/qemu/vgabios-cirrus.bin" + rm "${ED}/usr/share/qemu/vgabios-qxl.bin" + rm "${ED}/usr/share/qemu/vgabios-stdvga.bin" + rm "${ED}/usr/share/qemu/vgabios-vmware.bin" + if use qemu_softmmu_targets_x86_64 || use qemu_softmmu_targets_i386; then + dosym ../vgabios/vgabios.bin /usr/share/qemu/vgabios.bin + dosym ../vgabios/vgabios-cirrus.bin /usr/share/qemu/vgabios-cirrus.bin + dosym ../vgabios/vgabios-qxl.bin /usr/share/qemu/vgabios-qxl.bin + dosym ../vgabios/vgabios-stdvga.bin /usr/share/qemu/vgabios-stdvga.bin + dosym ../vgabios/vgabios-vmware.bin /usr/share/qemu/vgabios-vmware.bin + fi + + # Remove sgabios since we're using the sgabios packaged one + rm "${ED}/usr/share/qemu/sgabios.bin" + if use qemu_softmmu_targets_x86_64 || use qemu_softmmu_targets_i386; then + dosym ../sgabios/sgabios.bin /usr/share/qemu/sgabios.bin + fi + + # Remove iPXE since we're using the iPXE packaged one + rm "${ED}"/usr/share/qemu/pxe-*.rom + if use qemu_softmmu_targets_x86_64 || use qemu_softmmu_targets_i386; then + dosym ../ipxe/8086100e.rom /usr/share/qemu/pxe-e1000.rom + dosym ../ipxe/80861209.rom /usr/share/qemu/pxe-eepro100.rom + dosym ../ipxe/10500940.rom /usr/share/qemu/pxe-ne2k_pci.rom + dosym ../ipxe/10222000.rom /usr/share/qemu/pxe-pcnet.rom + dosym ../ipxe/10ec8139.rom /usr/share/qemu/pxe-rtl8139.rom + dosym ../ipxe/1af41000.rom /usr/share/qemu/pxe-virtio.rom + fi + fi + + qemu_support_kvm && readme.gentoo_create_doc +} + +pkg_postinst() { + if qemu_support_kvm; then + readme.gentoo_print_elog + fi + + if [[ -n ${softmmu_targets} ]] && use kernel_linux; then + udev_reload + fi + + fcaps cap_net_admin /usr/libexec/qemu-bridge-helper +} + +pkg_info() { + echo "Using:" + echo " $(best_version app-emulation/spice-protocol)" + echo " $(best_version sys-firmware/ipxe)" + echo " $(best_version sys-firmware/seabios)" + if has_version 'sys-firmware/seabios[binary]'; then + echo " USE=binary" + else + echo " USE=''" + fi + echo " $(best_version sys-firmware/vgabios)" +}