lxc-test-unpriv revision ef4deb7f20dea12dd4225bbcc4ab471d0454289d
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass#!/bin/bash
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# lxc: linux Container library
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# Authors:
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# Serge Hallyn <serge.hallyn@ubuntu.com>
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass#
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# This is a test script for unprivileged containers
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# This library is free software; you can redistribute it and/or
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# modify it under the terms of the GNU Lesser General Public
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# License as published by the Free Software Foundation; either
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# version 2.1 of the License, or (at your option) any later version.
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# This library is distributed in the hope that it will be useful,
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# but WITHOUT ANY WARRANTY; without even the implied warranty of
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# Lesser General Public License for more details.
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# You should have received a copy of the GNU Lesser General Public
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# License along with this library; if not, write to the Free Software
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# This test assumes an Ubuntu host
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassif [ $(id -u) -ne 0 ]; then
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass echo 'run as root'
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass exit 1
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassfi
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasswhich newuidmap >/dev/null 2>&1 || { echo "'newuidmap' command is missing" >&2; exit 1; }
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav GlassDONE=0
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasscleanup() {
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass cd
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass run_cmd lxc-stop -n c1 -k
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass pkill -u $(id -u $TUSER) -9
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass sed -i '/lxcunpriv/d' /run/lxc/nics /etc/lxc/lxc-usernet
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass sed -i '/^lxcunpriv:/d' /etc/subuid /etc/subgid
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass rm -Rf $HDIR /run/user/$(id -u $TUSER)
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass deluser $TUSER
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass if [ $DONE -eq 0 ]; then
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass echo "FAIL"
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass exit 1
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass fi
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass echo "PASS"
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass}
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassrun_cmd() {
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass sudo -i -u $TUSER \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass env http_proxy=${http_proxy:-} https_proxy=${https_proxy:-} \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass XDG_RUNTIME_DIR=/run/user/$(id -u $TUSER) $*
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass}
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass# create a test user
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav GlassTUSER=lxcunpriv
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav GlassHDIR=/home/$TUSER
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav GlassARCH=i386
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassif type dpkg >/dev/null 2>&1; then
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass ARCH=$(dpkg --print-architecture)
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassfi
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasstrap cleanup EXIT SIGHUP SIGINT SIGTERM
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassset -eu
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassdeluser $TUSER && rm -Rf $HDIR || true
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassuseradd $TUSER
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassmkdir -p $HDIR
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassecho "$TUSER veth lxcbr0 2" > /etc/lxc/lxc-usernet
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasssed -i '/^lxcunpriv:/d' /etc/subuid /etc/subgid
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassusermod -v 910000-919999 -w 910000-919999 $TUSER
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassmkdir -p $HDIR/.config/lxc/
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasscat > $HDIR/.config/lxc/default.conf << EOF
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasslxc.network.type = veth
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasslxc.network.link = lxcbr0
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasslxc.id_map = u 0 910000 9999
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasslxc.id_map = g 0 910000 9999
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav GlassEOF
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasschown -R $TUSER $HDIR
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassmkdir -p /run/user/$(id -u $TUSER)
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasschown -R $TUSER /run/user/$(id -u $TUSER)
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasscd $HDIR
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glassif [ -e /sys/fs/cgroup/cgmanager/sock ]; then
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass for d in $(cut -d : -f 2 /proc/self/cgroup); do
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass --type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.Create \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass string:$d string:$TUSER >/dev/null
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass --type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.Chown \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass string:$d string:$TUSER int32:$(id -u $TUSER) int32:$(id -g $TUSER) >/dev/null
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass --type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.MovePid \
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass string:$d string:$TUSER int32:$$ >/dev/null
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass done
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glasselse
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass for d in /sys/fs/cgroup/*; do
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass [ ! -d $d/lxctest ] && mkdir $d/lxctest
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass chown -R $TUSER $d/lxctest
c3573884ddb87405d819f8c70cb7fed1ff8f471eDav Glass echo $$ > $d/lxctest/tasks
done
fi
run_cmd lxc-create -t download -n c1 -- -d ubuntu -r trusty -a $ARCH
run_cmd lxc-start -n c1 -d
p1=$(run_cmd lxc-info -n c1 -p -H)
[ "$p1" != "-1" ] || { echo "Failed to start container c1"; false; }
run_cmd lxc-info -n c1
run_cmd lxc-attach -n c1 -- /bin/true
DONE=1