lxc-test-lxc-attach revision 8d1ea537851718553358a4a9767274f893b40420
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# lxc: linux Container library
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Christian Brauner <christian.brauner@mailbox.org>
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# This is a test script for the lxc-attach program. It tests whether I/O
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# redirection works correctly.
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# This library is free software; you can redistribute it and/or
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# modify it under the terms of the GNU Lesser General Public
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# License as published by the Free Software Foundation; either
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# version 2.1 of the License, or (at your option) any later version.
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# This library is distributed in the hope that it will be useful,
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# but WITHOUT ANY WARRANTY; without even the implied warranty of
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Lesser General Public License for more details.
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# You should have received a copy of the GNU Lesser General Public
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# License along with this library; if not, write to the Free Software
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Create a container, start it and wait for it to be in running state
8d1ea537851718553358a4a9767274f893b40420Christian Braunerlxc-create -t busybox -n busy || FAIL "creating busybox container"
8d1ea537851718553358a4a9767274f893b40420Christian Braunerlxc-start -n busy -d || FAIL "starting busybox container"
8d1ea537851718553358a4a9767274f893b40420Christian Braunerlxc-wait -n busy -s RUNNING || FAIL "waiting for busybox container to run"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test if simple attach is working
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$(lxc-attach -n busy -- hostname) # expect output
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test if we still receive output when stdin does not refer to a tty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$(lxc-attach -n busy -- hostname < /dev/null) # expect output
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " with stdin redirection < /dev/null"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test if we are silent when stdout does not refer to a tty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$(lxc-attach -n busy -- hostname > /dev/null) # expect no output
8d1ea537851718553358a4a9767274f893b40420Christian Braunerif [ -n "$attach" ]; then
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " with stdout redirection > /dev/null"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test if we are silent when stdout and stdin do not refer to a tty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$(lxc-attach -n busy -- hostname > /dev/null < /dev/null) # expect no output
8d1ea537851718553358a4a9767274f893b40420Christian Braunerif [ -n "$attach" ]; then
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " with stdin and stdout redirection > /dev/null < /dev/null"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test if we still receive output when stdin and stderr do not refer to a tty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$(lxc-attach -n busy -- hostname 2> /dev/null < /dev/null) # expect output
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " with stdin and stderr redirection 2> /dev/null < /dev/null"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - produce output on stderr in container
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - redirect stdout on host to /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - output on host should be received on stderr
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - to capture the ouput on stderr on the host we redirect stderr on the host to
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$( ( lxc-attach -n busy -- sh -c 'hostname >&2' > /dev/null ) 2>&1 )
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " bla sh -c 'hostname >&2' >/dev/null"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - produce output on stderr in container
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - redirect stderr on host to /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - no output from container should be received on stderr on host
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Braunerattach=$( ( lxc-attach -n busy -- sh -c 'hostname >&2' 2> /dev/null ) 2>&1 )
8d1ea537851718553358a4a9767274f893b40420Christian Braunerif [ -n "$attach" ]; then
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " bla sh -c 'hostname >&2' 2> /dev/null"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test file redirection
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> /dev/null
8d1ea537851718553358a4a9767274f893b40420Christian Braunerlxc-attach -n busy -- sh -c 'echo OUT; echo ERR >&2' > $out 2> $err
8d1ea537851718553358a4a9767274f893b40420Christian Braunerif [ "$outcontent" != "OUT" ] || [ "$errcontent" != "ERR" ]; then
8d1ea537851718553358a4a9767274f893b40420Christian Brauner FAIL " bla sh -c 'echo OUT; echo ERR >&2' > $out 2> $err"
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# Test stdin input
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdin --> $in
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stdout --> attached to pty
8d1ea537851718553358a4a9767274f893b40420Christian Brauner# - stderr --> attached to pty