diff options
author | V3n3RiX <venerix@koprulu.sector> | 2021-12-22 14:08:05 +0000 |
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committer | V3n3RiX <venerix@koprulu.sector> | 2021-12-22 14:08:05 +0000 |
commit | 93a93e9a3b53c1a73142a305ea1f8136846942ee (patch) | |
tree | b9791a06ab3284e27b568412c59316c66240c682 /app-containers/lxc/files | |
parent | 2771f79232c273bc2a57d23bf335dd81ccf6af28 (diff) |
gentoo resync : 22.12.2021
Diffstat (limited to 'app-containers/lxc/files')
-rw-r--r-- | app-containers/lxc/files/lxc-2.0.5-omit-sysconfig.patch | 5 | ||||
-rw-r--r-- | app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch | 29 | ||||
-rw-r--r-- | app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch | 28 | ||||
-rw-r--r-- | app-containers/lxc/files/lxc.initd.8 | 131 | ||||
-rw-r--r-- | app-containers/lxc/files/lxc_at.service.4.0.0 | 15 |
5 files changed, 208 insertions, 0 deletions
diff --git a/app-containers/lxc/files/lxc-2.0.5-omit-sysconfig.patch b/app-containers/lxc/files/lxc-2.0.5-omit-sysconfig.patch new file mode 100644 index 000000000000..3ec81356499e --- /dev/null +++ b/app-containers/lxc/files/lxc-2.0.5-omit-sysconfig.patch @@ -0,0 +1,5 @@ +--- /config/Makefile.am.orig 2016-05-19 02:56:11.891113982 +0000 ++++ /config/Makefile.am 2016-05-19 02:56:32.596115476 +0000 +@@ -1 +1 @@ +-SUBDIRS = apparmor bash etc init selinux templates yum sysconfig ++SUBDIRS = apparmor bash etc init selinux templates yum diff --git a/app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch b/app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch new file mode 100644 index 000000000000..cd497a755523 --- /dev/null +++ b/app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync1.patch @@ -0,0 +1,29 @@ +From aac3f106ff012e1d6835b20c250dcf09c364530c Mon Sep 17 00:00:00 2001 +From: Christian Brauner <christian.brauner@ubuntu.com> +Date: Thu, 28 Oct 2021 17:39:11 +0200 +Subject: [PATCH] mainloop: make sure that descr->ring is allocated + +This is future proofing more than anything else. + +Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com> +--- + src/lxc/mainloop.c | 6 ++++-- + 1 file changed, 4 insertions(+), 2 deletions(-) + +diff --git a/src/lxc/mainloop.c b/src/lxc/mainloop.c +index 7c8f5d86af..17a4d55293 100644 +--- a/src/lxc/mainloop.c ++++ b/src/lxc/mainloop.c +@@ -515,8 +515,10 @@ void lxc_mainloop_close(struct lxc_async_descr *descr) + + if (descr->type == LXC_MAINLOOP_IO_URING) { + #if HAVE_LIBURING +- io_uring_queue_exit(descr->ring); +- munmap(descr->ring, sizeof(struct io_uring)); ++ if (descr->ring) { ++ io_uring_queue_exit(descr->ring); ++ munmap(descr->ring, sizeof(struct io_uring)); ++ } + #else + ERROR("Unsupported io_uring mainloop"); + #endif diff --git a/app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch b/app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch new file mode 100644 index 000000000000..33b8554193d3 --- /dev/null +++ b/app-containers/lxc/files/lxc-4.0.11_p1-liburing-sync2.patch @@ -0,0 +1,28 @@ +From a585382b972c25ee8489147d94918d001ef439a7 Mon Sep 17 00:00:00 2001 +From: Christian Brauner <christian.brauner@ubuntu.com> +Date: Thu, 28 Oct 2021 17:39:42 +0200 +Subject: [PATCH] start: check event loop type before closing fd + +Since this is a union we might otherwise stomp on io_uring mmap()ed +memory. + +Fixes: #4016 +Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com> +--- + src/lxc/start.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/src/lxc/start.c b/src/lxc/start.c +index 8f7173ec8c..1a6046c7a4 100644 +--- a/src/lxc/start.c ++++ b/src/lxc/start.c +@@ -629,7 +629,8 @@ int lxc_poll(const char *name, struct lxc_handler *handler) + TRACE("Mainloop is ready"); + + ret = lxc_mainloop(&descr, -1); +- close_prot_errno_disarm(descr.epfd); ++ if (descr.type == LXC_MAINLOOP_EPOLL) ++ close_prot_errno_disarm(descr.epfd); + if (ret < 0 || !handler->init_died) + goto out_mainloop_console; + diff --git a/app-containers/lxc/files/lxc.initd.8 b/app-containers/lxc/files/lxc.initd.8 new file mode 100644 index 000000000000..727f6d504fb3 --- /dev/null +++ b/app-containers/lxc/files/lxc.initd.8 @@ -0,0 +1,131 @@ +#!/sbin/openrc-run +# Copyright 1999-2019 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +CONTAINER=${SVCNAME#*.} + +LXC_PATH=`lxc-config lxc.lxcpath` + +lxc_get_configfile() { + if [ -f "${LXC_PATH}/${CONTAINER}.conf" ]; then + echo "${LXC_PATH}/${CONTAINER}.conf" + elif [ -f "${LXC_PATH}/${CONTAINER}/config" ]; then + echo "${LXC_PATH}/${CONTAINER}/config" + else + eerror "Unable to find a suitable configuration file." + eerror "If you set up the container in a non-standard" + eerror "location, please set the CONFIGFILE variable." + return 1 + fi +} + +[ $CONTAINER != $SVCNAME ] && CONFIGFILE=${CONFIGFILE:-$(lxc_get_configfile)} + +lxc_get_var() { + awk 'BEGIN { FS="[ \t]*=[ \t]*" } $1 == "'$1'" { print $2; exit }' ${CONFIGFILE} +} + +lxc_get_net_link_type() { + awk 'BEGIN { FS="[ \t]*=[ \t]*"; _link=""; _type="" } + $1 == "lxc.network.type" {_type=$2;} + $1 == "lxc.network.link" {_link=$2;} + match($1, /lxc\.net\.[[:digit:]]+\.type/) {_type=$2;} + match($1, /lxc\.net\.[[:digit:]]+\.link/) {_link=$2;} + {if(_link != "" && _type != ""){ + printf("%s:%s\n", _link, _type ); + _link=""; _type=""; + }; }' <${CONFIGFILE} +} + +checkconfig() { + if [ ${CONTAINER} = ${SVCNAME} ]; then + eerror "You have to create an init script for each container:" + eerror " ln -s lxc /etc/init.d/lxc.container" + return 1 + fi + + # no need to output anything, the function takes care of that. + [ -z "${CONFIGFILE}" ] && return 1 + + utsname=$(lxc_get_var lxc.uts.name) + if [ -z "$utsname" ] ; then + utsname=$(lxc_get_var lxc.utsname) + fi + + if [ "${CONTAINER}" != "${utsname}" ]; then + eerror "You should use the same name for the service and the" + eerror "container. Right now the container is called ${utsname}" + return 1 + fi +} + +depend() { + # be quiet, since we have to run depend() also for the + # non-muxed init script, unfortunately. + checkconfig 2>/dev/null || return 0 + + config ${CONFIGFILE} + need localmount + use lxcfs + + local _x _if + for _x in $(lxc_get_net_link_type); do + _if=${_x%:*} + case "${_x##*:}" in + # when the network type is set to phys, we can make use of a + # network service (for instance to set it up before we disable + # the net_admin capability), but we might also not set it up + # at all on the host and leave the net_admin capable service + # to take care of it. + phys) use net.${_if} ;; + *) need net.${_if} ;; + esac + done +} + +start() { + checkconfig || return 1 + rm -f /var/log/lxc/${CONTAINER}.log + + rootpath=$(lxc_get_var lxc.rootfs) + + # Check the format of our init and the chroot's init, to see + # if we have to use linux32 or linux64; always use setarch + # when required, as that makes it easier to deal with + # x32-based containers. + case $(scanelf -BF '%a#f' ${rootpath}/sbin/init) in + EM_X86_64) setarch=linux64;; + EM_386) setarch=linux32;; + esac + + ebegin "Starting LXC container ${CONTAINER}" + env -i ${setarch} $(which lxc-start) -n ${CONTAINER} -f ${CONFIGFILE} -d -o /var/log/lxc/${CONTAINER}.log + sleep 1 + + # lxc-start -d will _always_ report a correct startup, even if it + # failed, so rather than trust that, check that the cgroup exists. + # fix for LXC 3.1 + + STATE="$(lxc-info -s -H ${CONTAINER})" + [ "$STATE" = "RUNNING" ] + + eend $? +} + +stop() { + checkconfig || return 1 + + STATE="$(lxc-info -s -H ${CONTAINER})" + + if ! [ "$STATE" = "RUNNING" ]; then + ewarn "${CONTAINER} doesn't seem to be started." + return 0 + fi + + # 30s should be enough to shut everything down + # lxc-stop will return back anyway as soon as successful shutdown + # after 30s, lxc-stop sends SIGKILL (dirty shotdown) + ebegin "Stopping LXC container ${CONTAINER}" + lxc-stop -t 30 -n ${CONTAINER} + eend $? +} diff --git a/app-containers/lxc/files/lxc_at.service.4.0.0 b/app-containers/lxc/files/lxc_at.service.4.0.0 new file mode 100644 index 000000000000..b354bc53e080 --- /dev/null +++ b/app-containers/lxc/files/lxc_at.service.4.0.0 @@ -0,0 +1,15 @@ +[Unit] +Description=Linux Container %i +After=network.target +Wants=lxcfs.service + +[Service] +Type=forking +ExecStart=/usr/bin/lxc-start -d -n %i -p /run/lxc-%i.pid +PIDFile=/run/lxc-%i.pid +ExecStop=/usr/bin/lxc-stop -n %i +Delegate=true +TasksMax=32768 + +[Install] +WantedBy=multi-user.target |