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The code for extracting sub-mounts would just do a STRPREFIX check on the mount. This was flawed because if there were the following mounts /etc/aliases /etc/aliases.db and '/etc/aliases' was asked for, it would return both even though the latter isn't a sub-mount. Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
133 lines
4.3 KiB
C
133 lines
4.3 KiB
C
/*
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* Copyright (C) 2013 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Author: Daniel P. Berrange <berrange@redhat.com>
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*/
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#include <config.h>
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#include <stdlib.h>
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#include "testutils.h"
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#include "virfile.h"
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#include "virstring.h"
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#if defined HAVE_MNTENT_H && defined HAVE_GETMNTENT_R
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static int testFileCheckMounts(const char *prefix,
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char **gotmounts,
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size_t gotnmounts,
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const char *const*wantmounts,
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size_t wantnmounts)
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{
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size_t i;
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if (gotnmounts != wantnmounts) {
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fprintf(stderr, "Expected %zu mounts under %s, but got %zu\n",
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wantnmounts, prefix, gotnmounts);
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return -1;
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}
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for (i = 0; i < gotnmounts; i++) {
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if (STRNEQ(gotmounts[i], wantmounts[i])) {
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fprintf(stderr, "Expected mount[%zu] '%s' but got '%s'\n",
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i, wantmounts[i], gotmounts[i]);
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return -1;
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}
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}
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return 0;
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}
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struct testFileGetMountSubtreeData {
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const char *path;
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const char *prefix;
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const char *const *mounts;
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size_t nmounts;
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bool rev;
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};
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static int testFileGetMountSubtree(const void *opaque)
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{
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int ret = -1;
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char **gotmounts = NULL;
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size_t gotnmounts = 0;
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const struct testFileGetMountSubtreeData *data = opaque;
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if (data->rev) {
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if (virFileGetMountReverseSubtree(data->path,
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data->prefix,
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&gotmounts,
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&gotnmounts) < 0)
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goto cleanup;
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} else {
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if (virFileGetMountSubtree(data->path,
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data->prefix,
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&gotmounts,
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&gotnmounts) < 0)
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goto cleanup;
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}
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ret = testFileCheckMounts(data->prefix,
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gotmounts, gotnmounts,
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data->mounts, data->nmounts);
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cleanup:
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virStringFreeList(gotmounts);
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return ret;
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}
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#endif /* ! defined HAVE_MNTENT_H && defined HAVE_GETMNTENT_R */
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static int
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mymain(void)
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{
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int ret = 0;
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#if defined HAVE_MNTENT_H && defined HAVE_GETMNTENT_R
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# define MTAB_PATH1 abs_srcdir "/virfiledata/mounts1.txt"
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# define MTAB_PATH2 abs_srcdir "/virfiledata/mounts2.txt"
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static const char *wantmounts1[] = {
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"/proc", "/proc/sys/fs/binfmt_misc", "/proc/sys/fs/binfmt_misc",
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};
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static const char *wantmounts1rev[] = {
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"/proc/sys/fs/binfmt_misc", "/proc/sys/fs/binfmt_misc", "/proc"
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};
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static const char *wantmounts2a[] = {
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"/etc/aliases"
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};
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static const char *wantmounts2b[] = {
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"/etc/aliases.db"
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};
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# define DO_TEST_MOUNT_SUBTREE(name, path, prefix, mounts, rev) \
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do { \
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struct testFileGetMountSubtreeData data = { \
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path, prefix, mounts, ARRAY_CARDINALITY(mounts), rev \
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}; \
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if (virtTestRun(name, testFileGetMountSubtree, &data) < 0) \
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ret = -1; \
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} while (0)
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DO_TEST_MOUNT_SUBTREE("/proc normal", MTAB_PATH1, "/proc", wantmounts1, false);
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DO_TEST_MOUNT_SUBTREE("/proc reverse", MTAB_PATH1, "/proc", wantmounts1rev, true);
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DO_TEST_MOUNT_SUBTREE("/etc/aliases", MTAB_PATH2, "/etc/aliases", wantmounts2a, false);
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DO_TEST_MOUNT_SUBTREE("/etc/aliases.db", MTAB_PATH2, "/etc/aliases.db", wantmounts2b, false);
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#endif /* ! defined HAVE_MNTENT_H && defined HAVE_GETMNTENT_R */
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return ret != 0 ? EXIT_FAILURE : EXIT_SUCCESS;
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}
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VIRT_TEST_MAIN(mymain)
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