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#!/usr/bin/env bash
# nbd client library in userspace
# Copyright Red Hat
#
# 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 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
# Test how nbdsh handles errors
. ../tests/functions.sh
set -xe
fail=0
out=test-error.out
err=test-error.err
files="$out $err"
cleanup_fn rm -f $files
rm -f $files
# Test behavior with unknown option. No python trace should be present.
nbdsh --no-such >$out 2>$err && fail=1
test ! -s $out
cat $err
grep Traceback $err && fail=1
grep '^nbdsh: .*unrecognized.*no-such' $err
# Triggering nbd.Error non-interactively (via -c) prints the error. The
# output includes the python trace when debugging is enabled (our default
# when run under 'make check', but set explicitly here to make sure).
LIBNBD_DEBUG=1 nbdsh -c 'h.is_read_only()' >$out 2>$err && fail=1
test ! -s $out
cat $err
grep Traceback $err
grep 'in is_read_only' $err
grep '^nbd\.Error: nbd_is_read_only: ' $err
# Without debugging, the error is succinct.
LIBNBD_DEBUG=0 nbdsh -c 'h.is_read_only()' >$out 2>$err && fail=1
test ! -s $out
cat $err
grep Traceback $err && fail=1
grep '^nbdsh: command line script failed: nbd_is_read_only: ' $err
# --verbose overrides environment to request debugging.
LIBNBD_DEBUG=0 nbdsh --verbose -c 'h.is_read_only()' >$out 2>$err && fail=1
test ! -s $out
cat $err
grep Traceback $err
grep 'in is_read_only' $err
grep '^nbd\.Error: nbd_is_read_only: ' $err
# Test behavior when -u fails; since it triggers nbd.Error, it should
# be succinct without debug.
LIBNBD_DEBUG=0 nbdsh -u 'nbd+unix:///?socket=/nosuchsock' >$out 2>$err && fail=1
test ! -s $out
cat $err
grep Traceback $err && fail=1
grep '^nbdsh: .*nbd_connect_uri: ' $err
exit $fail
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