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commit: 190499d396a2eac96f71a02e4b9e65d1d169d0e7 |
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Author: Joonas Niilola <juippis <AT> gentoo <DOT> org> |
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AuthorDate: Fri Oct 29 07:11:32 2021 +0000 |
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Commit: Joonas Niilola <juippis <AT> gentoo <DOT> org> |
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CommitDate: Fri Oct 29 07:14:27 2021 +0000 |
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URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=190499d3 |
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|
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app-emulation/lxc: add io-uring patches for 4.0.11 |
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|
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Bug: https://bugs.gentoo.org/820545 |
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Signed-off-by: Joonas Niilola <juippis <AT> gentoo.org> |
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|
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.../lxc/files/lxc-4.0.11_p1-liburing-sync1.patch | 29 ++++ |
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.../lxc/files/lxc-4.0.11_p1-liburing-sync2.patch | 28 +++ |
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app-emulation/lxc/lxc-4.0.11_p1.ebuild | 188 +++++++++++++++++++++ |
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3 files changed, 245 insertions(+) |
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|
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diff --git a/app-emulation/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch b/app-emulation/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch |
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new file mode 100644 |
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index 00000000000..cd497a75552 |
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--- /dev/null |
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+++ b/app-emulation/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch |
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@@ -0,0 +1,29 @@ |
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+From aac3f106ff012e1d6835b20c250dcf09c364530c Mon Sep 17 00:00:00 2001 |
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+From: Christian Brauner <christian.brauner@××××××.com> |
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+Date: Thu, 28 Oct 2021 17:39:11 +0200 |
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+Subject: [PATCH] mainloop: make sure that descr->ring is allocated |
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+ |
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+This is future proofing more than anything else. |
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+ |
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+Signed-off-by: Christian Brauner <christian.brauner@××××××.com> |
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+--- |
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+ src/lxc/mainloop.c | 6 ++++-- |
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+ 1 file changed, 4 insertions(+), 2 deletions(-) |
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+ |
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+diff --git a/src/lxc/mainloop.c b/src/lxc/mainloop.c |
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+index 7c8f5d86af..17a4d55293 100644 |
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+--- a/src/lxc/mainloop.c |
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++++ b/src/lxc/mainloop.c |
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+@@ -515,8 +515,10 @@ void lxc_mainloop_close(struct lxc_async_descr *descr) |
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+ |
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+ if (descr->type == LXC_MAINLOOP_IO_URING) { |
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+ #if HAVE_LIBURING |
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+- io_uring_queue_exit(descr->ring); |
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+- munmap(descr->ring, sizeof(struct io_uring)); |
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++ if (descr->ring) { |
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++ io_uring_queue_exit(descr->ring); |
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++ munmap(descr->ring, sizeof(struct io_uring)); |
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++ } |
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+ #else |
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+ ERROR("Unsupported io_uring mainloop"); |
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+ #endif |
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|
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diff --git a/app-emulation/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch b/app-emulation/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch |
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new file mode 100644 |
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index 00000000000..33b8554193d |
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--- /dev/null |
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+++ b/app-emulation/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch |
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@@ -0,0 +1,28 @@ |
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+From a585382b972c25ee8489147d94918d001ef439a7 Mon Sep 17 00:00:00 2001 |
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+From: Christian Brauner <christian.brauner@××××××.com> |
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+Date: Thu, 28 Oct 2021 17:39:42 +0200 |
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+Subject: [PATCH] start: check event loop type before closing fd |
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+ |
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+Since this is a union we might otherwise stomp on io_uring mmap()ed |
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+memory. |
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+ |
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+Fixes: #4016 |
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+Signed-off-by: Christian Brauner <christian.brauner@××××××.com> |
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+--- |
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+ src/lxc/start.c | 3 ++- |
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+ 1 file changed, 2 insertions(+), 1 deletion(-) |
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+ |
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+diff --git a/src/lxc/start.c b/src/lxc/start.c |
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+index 8f7173ec8c..1a6046c7a4 100644 |
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+--- a/src/lxc/start.c |
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++++ b/src/lxc/start.c |
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+@@ -629,7 +629,8 @@ int lxc_poll(const char *name, struct lxc_handler *handler) |
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+ TRACE("Mainloop is ready"); |
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+ |
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+ ret = lxc_mainloop(&descr, -1); |
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+- close_prot_errno_disarm(descr.epfd); |
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++ if (descr.type == LXC_MAINLOOP_EPOLL) |
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++ close_prot_errno_disarm(descr.epfd); |
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+ if (ret < 0 || !handler->init_died) |
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+ goto out_mainloop_console; |
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+ |
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|
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diff --git a/app-emulation/lxc/lxc-4.0.11_p1.ebuild b/app-emulation/lxc/lxc-4.0.11_p1.ebuild |
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new file mode 100644 |
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index 00000000000..e7de06da0ae |
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--- /dev/null |
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+++ b/app-emulation/lxc/lxc-4.0.11_p1.ebuild |
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@@ -0,0 +1,188 @@ |
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+# Copyright 1999-2021 Gentoo Authors |
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+# Distributed under the terms of the GNU General Public License v2 |
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+ |
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+EAPI=7 |
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+ |
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+inherit autotools bash-completion-r1 linux-info flag-o-matic optfeature pam readme.gentoo-r1 systemd verify-sig |
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+ |
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+DESCRIPTION="A userspace interface for the Linux kernel containment features" |
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+HOMEPAGE="https://linuxcontainers.org/ https://github.com/lxc/lxc" |
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+SRC_URI="https://linuxcontainers.org/downloads/lxc/${P/_p1}.tar.gz |
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+ verify-sig? ( https://linuxcontainers.org/downloads/lxc/${P/_p1}.tar.gz.asc )" |
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+ |
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+KEYWORDS="~amd64 ~arm ~arm64 ~ppc64 ~riscv ~x86" |
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+ |
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+LICENSE="GPL-2 LGPL-2.1 LGPL-3" |
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+SLOT="0" |
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+IUSE="apparmor +caps doc io-uring man pam seccomp selinux +ssl +tools verify-sig" |
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+ |
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+RDEPEND="acct-group/lxc |
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+ acct-user/lxc |
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+ app-misc/pax-utils |
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+ sys-apps/util-linux |
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+ sys-libs/libcap |
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+ virtual/awk |
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+ caps? ( sys-libs/libcap ) |
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+ io-uring? ( sys-libs/liburing:= ) |
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+ pam? ( sys-libs/pam ) |
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+ seccomp? ( sys-libs/libseccomp ) |
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+ selinux? ( sys-libs/libselinux ) |
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+ ssl? ( |
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+ dev-libs/openssl:0= |
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+ )" |
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+DEPEND="${RDEPEND} |
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+ >=sys-kernel/linux-headers-4 |
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+ apparmor? ( sys-apps/apparmor )" |
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+BDEPEND="virtual/pkgconfig |
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+ doc? ( app-doc/doxygen[dot] ) |
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+ man? ( app-text/docbook-sgml-utils ) |
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+ verify-sig? ( app-crypt/openpgp-keys-linuxcontainers )" |
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+ |
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+CONFIG_CHECK="~!NETPRIO_CGROUP |
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+ ~CGROUPS |
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+ ~CGROUP_CPUACCT |
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+ ~CGROUP_DEVICE |
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+ ~CGROUP_FREEZER |
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+ |
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+ ~CGROUP_SCHED |
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+ ~CPUSETS |
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+ ~IPC_NS |
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+ ~MACVLAN |
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+ |
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+ ~MEMCG |
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+ ~NAMESPACES |
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+ ~NET_NS |
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+ ~PID_NS |
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+ |
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+ ~POSIX_MQUEUE |
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+ ~USER_NS |
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+ ~UTS_NS |
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+ ~VETH" |
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+ |
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+ERROR_CGROUP_FREEZER="CONFIG_CGROUP_FREEZER: needed to freeze containers" |
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+ERROR_MACVLAN="CONFIG_MACVLAN: needed for internal (inter-container) networking" |
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+ERROR_MEMCG="CONFIG_MEMCG: needed for memory resource control in containers" |
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+ERROR_NET_NS="CONFIG_NET_NS: needed for unshared network" |
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+ERROR_POSIX_MQUEUE="CONFIG_POSIX_MQUEUE: needed for lxc-execute command" |
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+ERROR_UTS_NS="CONFIG_UTS_NS: needed to unshare hostnames and uname info" |
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+ERROR_VETH="CONFIG_VETH: needed for internal (host-to-container) networking" |
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+ |
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+DOCS=( AUTHORS CONTRIBUTING MAINTAINERS NEWS README doc/FAQ.txt ) |
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+ |
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+pkg_setup() { |
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+ linux-info_pkg_setup |
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+} |
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+ |
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+PATCHES=( |
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+ "${FILESDIR}"/${PN}-2.0.5-omit-sysconfig.patch # bug 558854 |
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+ "${FILESDIR}"/${P}-liburing-sync1.patch #820545 |
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+ "${FILESDIR}"/${P}-liburing-sync2.patch #820545 |
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+) |
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+ |
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+VERIFY_SIG_OPENPGP_KEY_PATH=${BROOT}/usr/share/openpgp-keys/linuxcontainers.asc |
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+ |
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+S="${WORKDIR}/${PN}-${PV/_p1}" |
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+ |
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+src_prepare() { |
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+ default |
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+ |
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+ export bashcompdir="/etc/bash_completion.d" |
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+ eautoreconf |
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+} |
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+ |
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+src_configure() { |
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+ append-flags -fno-strict-aliasing |
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+ |
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+ local myeconfargs=( |
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+ --bindir=/usr/bin |
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+ --localstatedir=/var |
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+ --sbindir=/usr/bin |
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+ |
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+ --with-config-path=/var/lib/lxc |
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+ --with-distro=gentoo |
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+ --with-init-script=systemd |
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+ --with-rootfs-path=/var/lib/lxc/rootfs |
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+ --with-runtime-path=/run |
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+ --with-systemdsystemunitdir=$(systemd_get_systemunitdir) |
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+ |
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+ --disable-coverity-build |
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+ --disable-dlog |
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+ --disable-fuzzers |
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+ --disable-mutex-debugging |
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+ --disable-no-undefined |
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+ --disable-rpath |
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+ --disable-sanitizers |
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+ --disable-tests |
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+ --disable-werror |
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+ |
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+ --enable-bash |
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+ --enable-commands |
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+ --enable-memfd-rexec |
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+ --enable-thread-safety |
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+ |
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+ $(use_enable apparmor) |
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+ $(use_enable caps capabilities) |
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+ $(use_enable doc api-docs) |
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+ $(use_enable doc examples) |
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+ $(use_enable io-uring liburing) |
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+ $(use_enable man doc) |
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+ $(use_enable pam) |
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+ $(use_enable seccomp) |
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+ $(use_enable selinux) |
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+ $(use_enable ssl openssl) |
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+ $(use_enable tools) |
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+ |
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+ $(use_with pam pamdir $(getpam_mod_dir)) |
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+ ) |
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+ |
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+ econf "${myeconfargs[@]}" |
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+} |
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+ |
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+src_install() { |
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+ default |
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+ |
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+ # The main bash-completion file will collide with lxd, need to relocate and update symlinks. |
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+ mkdir -p "${ED}"/$(get_bashcompdir) || die "Failed to create bashcompdir." |
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+ mv "${ED}"/etc/bash_completion.d/lxc "${ED}"/$(get_bashcompdir)/lxc-start || die "Failed to relocate lxc bash-completion file." |
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+ rm -r "${ED}"/etc/bash_completion.d || die "Failed to remove wrong bash_completion.d content." |
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+ |
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+ if use tools; then |
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+ bashcomp_alias lxc-start lxc-{attach,cgroup,copy,console,create,destroy,device,execute,freeze,info,monitor,snapshot,stop,unfreeze,usernsexec,wait} |
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+ else |
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+ bashcomp_alias lxc-start lxc-usernsexec |
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+ fi |
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+ |
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+ keepdir /etc/lxc /var/lib/lxc/rootfs /var/log/lxc |
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+ rmdir "${D}"/var/cache/lxc "${D}"/var/cache || die "rmdir failed" |
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+ |
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+ find "${D}" -name '*.la' -delete -o -name '*.a' -delete || die |
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+ |
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+ # Gentoo-specific additions! |
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+ newinitd "${FILESDIR}/lxc.initd.8" lxc |
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+ |
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+ # Remember to compare our systemd unit file with the upstream one |
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+ # config/init/systemd/lxc.service.in |
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+ systemd_newunit "${FILESDIR}"/lxc_at.service.4.0.0 "lxc@.service" |
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+ |
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+ DOC_CONTENTS=" |
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+ For openrc, there is an init script provided with the package. |
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+ You should only need to symlink /etc/init.d/lxc to |
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+ /etc/init.d/lxc.configname to start the container defined in |
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+ /etc/lxc/configname.conf. |
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+ |
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+ Correspondingly, for systemd a service file lxc@.service is installed. |
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+ Enable and start lxc@configname in order to start the container defined |
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+ in /etc/lxc/configname.conf." |
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+ DISABLE_AUTOFORMATTING=true |
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+ readme.gentoo_create_doc |
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+} |
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+ |
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+pkg_postinst() { |
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+ readme.gentoo_print_elog |
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+ |
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+ elog "Please run 'lxc-checkconfig' to see optional kernel features." |
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+ elog |
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+ optfeature "automatic template scripts" app-emulation/lxc-templates |
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+ optfeature "Debian-based distribution container image support" dev-util/debootstrap |
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+ optfeature "snapshot & restore functionality" sys-process/criu |
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+} |