ostree/tests/test-pull-summary-sigs.sh
Dan Nicholson 0fbfc0b207 lib/gpg: Add more specific OstreeGpgError codes
Currently `ostree_gpg_verify_result_require_valid_signature` always
returns an error that the key used for the signature is missing from the
keyring. However, all that's been determined is that there are no valid
signatures. The error could also be from an expired signature, an
expired key, a revoked key or an invalid signature.

Provide values for these missing errors and return them from
`ostree_gpg_verify_result_require_valid_signature`. The description of
each result is appended to the error message, but since the result can
contain more than one signature but only a single error can be returned,
the status of the last signature is used for the error code. See the
comment for rationale.

Related: flatpak/flatpak#1450
2020-01-24 13:02:17 -07:00

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#!/bin/bash
#
# Copyright (C) 2014 Colin Walters <walters@verbum.org>
#
# SPDX-License-Identifier: LGPL-2.0+
#
# 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., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
set -euo pipefail
. $(dirname $0)/libtest.sh
COMMIT_SIGN=""
if has_gpgme; then
COMMIT_SIGN="--gpg-homedir=${TEST_GPG_KEYHOME} --gpg-sign=${TEST_GPG_KEYID_1}"
echo "1..10"
else
# Only one test don't need GPG support
echo "1..1"
fi
setup_fake_remote_repo1 "archive" "${COMMIT_SIGN}"
# Now, setup multiple branches
mkdir ${test_tmpdir}/ostree-srv/other-files
cd ${test_tmpdir}/ostree-srv/other-files
echo 'hello world another object' > hello-world
${CMD_PREFIX} ostree --repo=${test_tmpdir}/ostree-srv/gnomerepo commit ${COMMIT_SIGN} -b other -s "A commit" -m "Another Commit body"
mkdir ${test_tmpdir}/ostree-srv/yet-other-files
cd ${test_tmpdir}/ostree-srv/yet-other-files
echo 'hello world yet another object' > yet-another-hello-world
${CMD_PREFIX} ostree --repo=${test_tmpdir}/ostree-srv/gnomerepo commit ${COMMIT_SIGN} -b yet-another -s "A commit" -m "Another Commit body"
${CMD_PREFIX} ostree --repo=${test_tmpdir}/ostree-srv/gnomerepo summary -u
prev_dir=`pwd`
cd ${test_tmpdir}
ostree_repo_init repo --mode=archive
${CMD_PREFIX} ostree --repo=repo remote add --set=gpg-verify=false origin $(cat httpd-address)/ostree/gnomerepo
${CMD_PREFIX} ostree --repo=repo pull --mirror origin
assert_has_file repo/summary
${CMD_PREFIX} ostree --repo=repo checkout -U main main-copy
assert_file_has_content main-copy/baz/cow "moo"
${CMD_PREFIX} ostree --repo=repo checkout -U other other-copy
assert_file_has_content other-copy/hello-world "hello world another object"
${CMD_PREFIX} ostree --repo=repo checkout -U yet-another yet-another-copy
assert_file_has_content yet-another-copy/yet-another-hello-world "hello world yet another object"
${CMD_PREFIX} ostree --repo=repo fsck
echo "ok pull mirror summary"
if ! has_gpgme; then
exit 0;
fi
cd $prev_dir
${OSTREE} --repo=${test_tmpdir}/ostree-srv/gnomerepo summary -u ${COMMIT_SIGN}
repo_reinit () {
cd ${test_tmpdir}
rm -rf repo
mkdir repo
ostree_repo_init repo --mode=archive
${OSTREE} --repo=repo remote add --set=gpg-verify-summary=true origin $(cat httpd-address)/ostree/gnomerepo
}
cd ${test_tmpdir}
repo_reinit
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
rm repo/tmp/cache/summaries/origin
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
echo "ok pull with signed summary"
touch repo/tmp/cache/summaries/foo
touch repo/tmp/cache/summaries/foo.sig
${OSTREE} --repo=repo prune
assert_not_has_file repo/tmp/cache/summaries/foo
assert_not_has_file repo/tmp/cache/summaries/foo.sig
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
echo "ok prune summary cache"
cd ${test_tmpdir}
repo_reinit
mkdir cachedir
${OSTREE} --repo=repo pull --cache-dir=cachedir origin main
assert_not_has_file repo/tmp/cache/summaries/origin
assert_not_has_file repo/tmp/cache/summaries/origin.sig
assert_has_file cachedir/summaries/origin
assert_has_file cachedir/summaries/origin.sig
rm cachedir/summaries/origin
${OSTREE} --repo=repo pull --cache-dir=cachedir origin main
assert_not_has_file repo/tmp/cache/summaries/origin
assert_has_file cachedir/summaries/origin
echo "ok pull with signed summary and cachedir"
cd ${test_tmpdir}
repo_reinit
mv ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{,.good}
echo invalid > ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig
if ${OSTREE} --repo=repo pull origin main 2>err.txt; then
assert_not_reached "Successful pull with invalid GPG sig"
fi
assert_file_has_content err.txt "no signatures found"
mv ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.good,}
echo "ok pull with invalid summary gpg signature fails"
cd ${test_tmpdir}
repo_reinit
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{,.good}
# Some leading garbage
(echo invalid && cat ${test_tmpdir}/ostree-srv/gnomerepo/summary) > summary.bad.tmp && mv summary.bad.tmp ${test_tmpdir}/ostree-srv/gnomerepo/summary
if ${OSTREE} --repo=repo pull origin main; then
assert_not_reached "Successful pull with invalid summary"
fi
mv ${test_tmpdir}/ostree-srv/gnomerepo/summary{.good,}
echo "ok pull with invalid summary (leading garbage) fails"
# Generate a delta
${OSTREE} --repo=${test_tmpdir}/ostree-srv/gnomerepo static-delta generate --empty main
${OSTREE} --repo=${test_tmpdir}/ostree-srv/gnomerepo summary -u ${COMMIT_SIGN}
cd ${test_tmpdir}
repo_reinit
${OSTREE} --repo=repo pull origin main
echo "ok pull delta with signed summary"
# Verify 'ostree remote summary' output.
${OSTREE} --repo=repo remote summary origin > summary.txt
assert_file_has_content summary.txt "* main"
assert_file_has_content summary.txt "* other"
assert_file_has_content summary.txt "* yet-another"
assert_file_has_content summary.txt "found 1 signature"
assert_file_has_content summary.txt "Good signature from \"Ostree Tester <test@test\.com>\""
grep static-deltas summary.txt > static-deltas.txt
assert_file_has_content static-deltas.txt \
$(${OSTREE} --repo=repo rev-parse origin:main)
## Tests for handling of cached summaries while racing with remote summary updates
# Make 2 different but valid summary/signature pairs to test races with
${OSTREE} --repo=${test_tmpdir}/ostree-srv/gnomerepo summary -u ${COMMIT_SIGN}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{,.1}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{,.1}
mkdir ${test_tmpdir}/ostree-srv/even-another-files
cd ${test_tmpdir}/ostree-srv/even-another-files
echo 'hello world even another object' > even-another-hello-world
${OSTREE} --repo=${test_tmpdir}/ostree-srv/gnomerepo commit ${COMMIT_SIGN} -b even-another -s "A commit" -m "Another Commit body"
${OSTREE} --repo=${test_tmpdir}/ostree-srv/gnomerepo summary -u ${COMMIT_SIGN}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{,.2}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{,.2}
cd ${test_tmpdir}
# Reset to the old valid summary and pull to cache it
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{.1,}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.1,}
repo_reinit
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.1 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
# Simulate a pull race where the client gets the old summary and the new
# summary signature since it was generated on the server between the
# requests
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.2,}
if ${OSTREE} --repo=repo pull origin main 2>err.txt; then
assert_not_reached "Successful pull with old summary"
fi
assert_file_has_content err.txt "BAD signature"
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.1 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
# Publish correct summary and check that subsequent pull succeeds
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{.2,}
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.2 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.2 >&2
echo "ok pull with signed summary remote old summary"
# Reset to the old valid summary and pull to cache it
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{.1,}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.1,}
repo_reinit
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.1 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
# Simulate a pull race where the client gets the new summary and the old
# summary signature. This is unlikely to happen except if the web server
# is caching the old signature. This should succeed because the cached
# old summary is used.
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{.2,}
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.1 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
# Publish correct signature and check that subsequent pull succeeds
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.2,}
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.2 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.2 >&2
echo "ok pull with signed summary remote old summary signature"
# Reset to the old valid summary and pull to cache it
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{.1,}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.1,}
repo_reinit
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.1 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
# Simulate a broken summary cache to see if it can be recovered from.
# Prior to commit c4c2b5eb the client would save the summary to the
# cache before validating the signature. That would mean the cache would
# have mismatched summary and signature and ostree would remain
# deadlocked there until the remote published a new signature.
#
# First pull with OSTREE_REPO_TEST_ERROR=invalid-cache to see the
# invalid cache is detected. Then pull again to check if it can be
# recovered from.
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.2 repo/tmp/cache/summaries/origin
if OSTREE_REPO_TEST_ERROR=invalid-cache ${OSTREE} --repo=repo pull origin main 2>err.txt; then
assert_not_reached "Should have hit OSTREE_REPO_TEST_ERROR_INVALID_CACHE"
fi
assert_file_has_content err.txt "OSTREE_REPO_TEST_ERROR_INVALID_CACHE"
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.2 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.1 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.1 >&2
# Publish new signature and check that subsequent pull succeeds
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary{.2,}
cp ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig{.2,}
${OSTREE} --repo=repo pull origin main
assert_has_file repo/tmp/cache/summaries/origin
assert_has_file repo/tmp/cache/summaries/origin.sig
cmp repo/tmp/cache/summaries/origin ${test_tmpdir}/ostree-srv/gnomerepo/summary.2 >&2
cmp repo/tmp/cache/summaries/origin.sig ${test_tmpdir}/ostree-srv/gnomerepo/summary.sig.2 >&2
echo "ok pull with signed summary broken cache"