/usr/bin/lxc-test-unpriv is in lxc-tests 1.0.3-0ubuntu3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | #!/bin/bash
# lxc: linux Container library
# Authors:
# Serge Hallyn <serge.hallyn@ubuntu.com>
#
# This is a test script for unprivileged containers
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
# This test assumes an Ubuntu host
if [ $(id -u) -ne 0 ]; then
echo 'run as root'
exit 1
fi
which newuidmap >/dev/null 2>&1 || { echo "'newuidmap' command is missing" >&2; exit 1; }
DONE=0
cleanup() {
cd
run_cmd lxc-stop -n c1 -k
pkill -u $(id -u $TUSER) -9
sed -i '/lxcunpriv/d' /run/lxc/nics /etc/lxc/lxc-usernet
sed -i '/^lxcunpriv:/d' /etc/subuid /etc/subgid
rm -Rf $HDIR /run/user/$(id -u $TUSER)
deluser $TUSER
if [ $DONE -eq 0 ]; then
echo "FAIL"
exit 1
fi
echo "PASS"
}
run_cmd() {
sudo -i -u $TUSER \
env http_proxy=${http_proxy:-} https_proxy=${https_proxy:-} \
XDG_RUNTIME_DIR=/run/user/$(id -u $TUSER) $*
}
# create a test user
TUSER=lxcunpriv
HDIR=/home/$TUSER
ARCH=i386
if type dpkg >/dev/null 2>&1; then
ARCH=$(dpkg --print-architecture)
fi
trap cleanup EXIT SIGHUP SIGINT SIGTERM
set -eu
deluser $TUSER && rm -Rf $HDIR || true
useradd $TUSER
mkdir -p $HDIR
echo "$TUSER veth lxcbr0 2" > /etc/lxc/lxc-usernet
sed -i '/^lxcunpriv:/d' /etc/subuid /etc/subgid
usermod -v 910000-919999 -w 910000-919999 $TUSER
mkdir -p $HDIR/.config/lxc/
cat > $HDIR/.config/lxc/default.conf << EOF
lxc.network.type = veth
lxc.network.link = lxcbr0
lxc.id_map = u 0 910000 9999
lxc.id_map = g 0 910000 9999
EOF
chown -R $TUSER $HDIR
mkdir -p /run/user/$(id -u $TUSER)
chown -R $TUSER /run/user/$(id -u $TUSER)
cd $HDIR
if [ -e /sys/fs/cgroup/cgmanager/sock ]; then
for d in $(grep -v ^# /proc/cgroups | awk '{print $1}'); do
dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
--type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.Create \
string:$d string:$TUSER >/dev/null
dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
--type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.Chown \
string:$d string:$TUSER int32:$(id -u $TUSER) int32:$(id -g $TUSER) >/dev/null
dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
--type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.MovePid \
string:$d string:$TUSER int32:$$ >/dev/null
done
else
for d in /sys/fs/cgroup/*; do
[ ! -d $d/lxctest ] && mkdir $d/lxctest
chown -R $TUSER $d/lxctest
echo $$ > $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
|