Cross Reference: /lxc/src/tests/lxc-test-unpriv

	lxc-test-unpriv revision 42e5c9878f0d20b3e9682ef441afed2f0228b298
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn#!/bin/bash
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# lxc: linux Container library
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# Authors:
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# Serge Hallyn <serge.hallyn@ubuntu.com>
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn#
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# This is a test script for unprivileged containers
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# This library is free software; you can redistribute it and/or
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# modify it under the terms of the GNU Lesser General Public
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# License as published by the Free Software Foundation; either
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# version 2.1 of the License, or (at your option) any later version.
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# This library is distributed in the hope that it will be useful,
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# but WITHOUT ANY WARRANTY; without even the implied warranty of
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# Lesser General Public License for more details.
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# You should have received a copy of the GNU Lesser General Public
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# License along with this library; if not, write to the Free Software
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn# This test assumes an Ubuntu host
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynif [ $(id -u) -ne 0 ]; then
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    echo "ERROR: Must run as root."
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    exit 1
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynfi
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynwhich newuidmap >/dev/null 2>&1 || { echo "'newuidmap' command is missing" >&2; exit 1; }
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane GraberDONE=0
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Grabercleanup() {
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    cd /
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    run_cmd lxc-stop -n c2 -k || true
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    run_cmd lxc-stop -n c1 -k || true
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    pkill -u $(id -u $TUSER) -9
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    sed -i '/lxcunpriv/d' /run/lxc/nics /etc/lxc/lxc-usernet
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    sed -i '/^lxcunpriv:/d' /etc/subuid /etc/subgid
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    rm -Rf $HDIR /run/user/$(id -u $TUSER)
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    deluser $TUSER
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    if [ $DONE -eq 0 ]; then
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber        echo "FAIL"
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber        exit 1
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    fi
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    echo "PASS"
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber}
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynrun_cmd() {
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    sudo -i -u $TUSER \
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn        env http_proxy=${http_proxy:-} https_proxy=${https_proxy:-} \
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn            XDG_RUNTIME_DIR=/run/user/$(id -u $TUSER) $*
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn}
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber# create a test user
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge HallynTUSER=lxcunpriv
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane GraberHDIR=/home/$TUSER
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane GraberARCH=i386
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberif type dpkg >/dev/null 2>&1; then
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    ARCH=$(dpkg --print-architecture)
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynfi
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyntrap cleanup EXIT SIGHUP SIGINT SIGTERM
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynset -eu
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberdeluser $TUSER && rm -Rf $HDIR || true
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynuseradd $TUSER
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynmkdir -p $HDIR
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynecho "$TUSER veth lxcbr0 2" > /etc/lxc/lxc-usernet
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynsed -i '/^lxcunpriv:/d' /etc/subuid /etc/subgid
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberusermod -v 910000-919999 -w 910000-919999 $TUSER
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Grabermkdir -p $HDIR/.config/lxc/
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Grabercat > $HDIR/.config/lxc/default.conf << EOF
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberlxc.network.type = veth
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynlxc.network.link = lxcbr0
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynlxc.id_map = u 0 910000 9999
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberlxc.id_map = g 0 910000 9999
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge HallynEOF
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynchown -R $TUSER: $HDIR
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Grabermkdir -p /run/user/$(id -u $TUSER)
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberchown -R $TUSER: /run/user/$(id -u $TUSER)
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Grabercd $HDIR
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallynif which cgm >/dev/null 2>&1; then
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    cgm create all $TUSER
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    cgm chown all $TUSER $(id -u $TUSER) $(id -g $TUSER)
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graber    cgm movepid all $TUSER $$
73d3e0903c728d5fdc4591c5d7cd157004461230Stéphane Graberelif [ -e /sys/fs/cgroup/cgmanager/sock ]; then
d08363afbb40a7a8f579fe1ce60e40ffeaee5959Serge Hallyn    for d in $(cut -d : -f 2 /proc/self/cgroup); do
        dbus-send --print-reply --address=unix:path=/sys/fs/cgroup/cgmanager/sock \
            --type=method_call /org/linuxcontainers/cgmanager org.linuxcontainers.cgmanager0_0.Create \
            string:$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

# Copy the download template cache if available
run_cmd mkdir -p $HDIR/.cache/lxc
[ -d /var/cache/lxc/download ] && \
    cp -R /var/cache/lxc/download $HDIR/.cache/lxc && \
    chown -R $TUSER: $HDIR/.cache/lxc

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

run_cmd lxc-stop -n c1
run_cmd lxc-clone -s -o c1 -n c2
run_cmd lxc-start -n c2 -d
p1=$(run_cmd lxc-info -n c2 -p -H)
[ "$p1" != "-1" ] || { echo "Failed to start container c2"; false; }

run_cmd lxc-stop -n c2

DONE=1