mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-09-09 09:14:57 +00:00
Meson doesn't use .libs directory, everything is placed directly into directories where meson.build file is used. In order to have working tests and running libvirt directly from GIT we need to fix all the paths pointing '.libs' directory. Signed-off-by: Pavel Hrdina <phrdina@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com> Reviewed-by: Peter Krempa <pkrempa@redhat.com> Reviewed-by: Neal Gompa <ngompa13@gmail.com>
378 lines
9.6 KiB
C
378 lines
9.6 KiB
C
/*
|
|
* Copyright (C) 2011-2014 Red Hat, Inc.
|
|
*
|
|
* 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 2.1 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
|
|
* License along with this library; If not, see
|
|
* <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
|
|
#include <config.h>
|
|
|
|
#include <time.h>
|
|
|
|
#include <selinux/selinux.h>
|
|
#include <selinux/context.h>
|
|
#include <sys/xattr.h>
|
|
|
|
#include "internal.h"
|
|
#include "testutils.h"
|
|
#include "testutilsqemu.h"
|
|
#include "qemu/qemu_domain.h"
|
|
#include "viralloc.h"
|
|
#include "virerror.h"
|
|
#include "virfile.h"
|
|
#include "virlog.h"
|
|
#include "security/security_manager.h"
|
|
#include "virstring.h"
|
|
|
|
#define VIR_FROM_THIS VIR_FROM_NONE
|
|
|
|
VIR_LOG_INIT("tests.securityselinuxlabeltest");
|
|
|
|
static virQEMUDriver driver;
|
|
|
|
static virSecurityManagerPtr mgr;
|
|
|
|
typedef struct testSELinuxFile testSELinuxFile;
|
|
|
|
struct testSELinuxFile {
|
|
char *file;
|
|
char *context;
|
|
};
|
|
|
|
static int
|
|
testUserXattrEnabled(void)
|
|
{
|
|
int ret = -1;
|
|
ssize_t len;
|
|
const char *con_value = "system_u:object_r:svirt_image_t:s0:c41,c264";
|
|
char *path = NULL;
|
|
path = g_strdup_printf("%s/securityselinuxlabeldata/testxattr", abs_builddir);
|
|
|
|
if (virFileMakePath(abs_builddir "/securityselinuxlabeldata") < 0 ||
|
|
virFileTouch(path, 0600) < 0)
|
|
goto cleanup;
|
|
|
|
len = setxattr(path, "user.libvirt.selinux", con_value,
|
|
strlen(con_value), 0);
|
|
if (len < 0) {
|
|
if (errno == EOPNOTSUPP)
|
|
ret = 0;
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = 1;
|
|
|
|
cleanup:
|
|
unlink(path);
|
|
rmdir(abs_builddir "/securityselinuxlabeldata");
|
|
VIR_FREE(path);
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
testSELinuxMungePath(char **path)
|
|
{
|
|
char *tmp;
|
|
|
|
tmp = g_strdup_printf("%s/securityselinuxlabeldata%s", abs_builddir, *path);
|
|
|
|
VIR_FREE(*path);
|
|
*path = tmp;
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
testSELinuxLoadFileList(const char *testname,
|
|
testSELinuxFile **files,
|
|
size_t *nfiles)
|
|
{
|
|
int ret = -1;
|
|
char *path = NULL;
|
|
FILE *fp = NULL;
|
|
char *line = NULL;
|
|
|
|
*files = NULL;
|
|
*nfiles = 0;
|
|
|
|
path = g_strdup_printf("%s/securityselinuxlabeldata/%s.txt", abs_srcdir,
|
|
testname);
|
|
|
|
if (!(fp = fopen(path, "r")))
|
|
goto cleanup;
|
|
|
|
if (VIR_ALLOC_N(line, 1024) < 0)
|
|
goto cleanup;
|
|
|
|
while (!feof(fp)) {
|
|
char *file = NULL, *context = NULL, *tmp;
|
|
if (!fgets(line, 1024, fp)) {
|
|
if (!feof(fp))
|
|
goto cleanup;
|
|
break;
|
|
}
|
|
|
|
tmp = strchr(line, ';');
|
|
if (!tmp) {
|
|
virReportError(VIR_ERR_INTERNAL_ERROR,
|
|
"unexpected format for line '%s'",
|
|
line);
|
|
goto cleanup;
|
|
}
|
|
*tmp = '\0';
|
|
tmp++;
|
|
|
|
file = g_strdup_printf("%s/securityselinuxlabeldata%s", abs_builddir,
|
|
line);
|
|
if (*tmp != '\0' && *tmp != '\n') {
|
|
context = g_strdup(tmp);
|
|
|
|
tmp = strchr(context, '\n');
|
|
if (tmp)
|
|
*tmp = '\0';
|
|
}
|
|
|
|
if (VIR_EXPAND_N(*files, *nfiles, 1) < 0) {
|
|
VIR_FREE(file);
|
|
VIR_FREE(context);
|
|
goto cleanup;
|
|
}
|
|
|
|
(*files)[(*nfiles)-1].file = file;
|
|
(*files)[(*nfiles)-1].context = context;
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
VIR_FORCE_FCLOSE(fp);
|
|
VIR_FREE(path);
|
|
VIR_FREE(line);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static virDomainDefPtr
|
|
testSELinuxLoadDef(const char *testname)
|
|
{
|
|
char *xmlfile = NULL;
|
|
virDomainDefPtr def = NULL;
|
|
size_t i;
|
|
|
|
xmlfile = g_strdup_printf("%s/securityselinuxlabeldata/%s.xml", abs_srcdir,
|
|
testname);
|
|
|
|
if (!(def = virDomainDefParseFile(xmlfile, driver.xmlopt,
|
|
NULL, 0)))
|
|
goto cleanup;
|
|
|
|
for (i = 0; i < def->ndisks; i++) {
|
|
if (def->disks[i]->src->type != VIR_STORAGE_TYPE_FILE &&
|
|
def->disks[i]->src->type != VIR_STORAGE_TYPE_BLOCK)
|
|
continue;
|
|
|
|
if (testSELinuxMungePath(&def->disks[i]->src->path) < 0)
|
|
goto cleanup;
|
|
}
|
|
|
|
for (i = 0; i < def->nserials; i++) {
|
|
if (def->serials[i]->source->type != VIR_DOMAIN_CHR_TYPE_FILE &&
|
|
def->serials[i]->source->type != VIR_DOMAIN_CHR_TYPE_PIPE &&
|
|
def->serials[i]->source->type != VIR_DOMAIN_CHR_TYPE_DEV &&
|
|
def->serials[i]->source->type != VIR_DOMAIN_CHR_TYPE_UNIX)
|
|
continue;
|
|
|
|
if (def->serials[i]->source->type == VIR_DOMAIN_CHR_TYPE_UNIX) {
|
|
if (testSELinuxMungePath(&def->serials[i]->source->data.nix.path) < 0)
|
|
goto cleanup;
|
|
} else {
|
|
if (testSELinuxMungePath(&def->serials[i]->source->data.file.path) < 0)
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
if (def->os.kernel &&
|
|
testSELinuxMungePath(&def->os.kernel) < 0)
|
|
goto cleanup;
|
|
if (def->os.initrd &&
|
|
testSELinuxMungePath(&def->os.initrd) < 0)
|
|
goto cleanup;
|
|
|
|
cleanup:
|
|
VIR_FREE(xmlfile);
|
|
return def;
|
|
}
|
|
|
|
|
|
static int
|
|
testSELinuxCreateDisks(testSELinuxFile *files, size_t nfiles)
|
|
{
|
|
size_t i;
|
|
|
|
if (virFileMakePath(abs_builddir "/securityselinuxlabeldata/nfs") < 0)
|
|
return -1;
|
|
|
|
for (i = 0; i < nfiles; i++) {
|
|
if (virFileTouch(files[i].file, 0600) < 0)
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
testSELinuxDeleteDisks(testSELinuxFile *files, size_t nfiles)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < nfiles; i++) {
|
|
if (unlink(files[i].file) < 0)
|
|
return -1;
|
|
}
|
|
if (rmdir(abs_builddir "/securityselinuxlabeldata/nfs") < 0)
|
|
return -1;
|
|
/* Ignore failure to remove non-empty directory with in-tree build */
|
|
rmdir(abs_builddir "/securityselinuxlabeldata");
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
testSELinuxCheckLabels(testSELinuxFile *files, size_t nfiles)
|
|
{
|
|
size_t i;
|
|
char *ctx;
|
|
|
|
for (i = 0; i < nfiles; i++) {
|
|
ctx = NULL;
|
|
if (getfilecon(files[i].file, &ctx) < 0) {
|
|
if (errno == ENODATA) {
|
|
/* nothing to do */
|
|
} else if (errno == EOPNOTSUPP) {
|
|
ctx = g_strdup("EOPNOTSUPP");
|
|
} else {
|
|
virReportSystemError(errno,
|
|
"Cannot read label on %s",
|
|
files[i].file);
|
|
return -1;
|
|
}
|
|
}
|
|
if (STRNEQ_NULLABLE(files[i].context, ctx)) {
|
|
virReportError(VIR_ERR_INTERNAL_ERROR,
|
|
"File %s context '%s' did not match expected '%s'",
|
|
files[i].file, ctx, files[i].context);
|
|
VIR_FREE(ctx);
|
|
return -1;
|
|
}
|
|
VIR_FREE(ctx);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
testSELinuxLabeling(const void *opaque)
|
|
{
|
|
const char *testname = opaque;
|
|
int ret = -1;
|
|
testSELinuxFile *files = NULL;
|
|
size_t nfiles = 0;
|
|
size_t i;
|
|
virDomainDefPtr def = NULL;
|
|
|
|
if (testSELinuxLoadFileList(testname, &files, &nfiles) < 0)
|
|
goto cleanup;
|
|
|
|
if (testSELinuxCreateDisks(files, nfiles) < 0)
|
|
goto cleanup;
|
|
|
|
if (!(def = testSELinuxLoadDef(testname)))
|
|
goto cleanup;
|
|
|
|
if (virSecurityManagerSetAllLabel(mgr, def, NULL, false, false) < 0)
|
|
goto cleanup;
|
|
|
|
if (testSELinuxCheckLabels(files, nfiles) < 0)
|
|
goto cleanup;
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
if (testSELinuxDeleteDisks(files, nfiles) < 0)
|
|
VIR_WARN("unable to fully clean up");
|
|
|
|
virDomainDefFree(def);
|
|
for (i = 0; i < nfiles; i++) {
|
|
VIR_FREE(files[i].file);
|
|
VIR_FREE(files[i].context);
|
|
}
|
|
VIR_FREE(files);
|
|
if (ret < 0)
|
|
VIR_TEST_VERBOSE("%s", virGetLastErrorMessage());
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
mymain(void)
|
|
{
|
|
int ret = 0;
|
|
int rc = testUserXattrEnabled();
|
|
g_autoptr(virQEMUCaps) qemuCaps = NULL;
|
|
|
|
if (rc < 0)
|
|
return EXIT_FAILURE;
|
|
if (!rc)
|
|
return EXIT_AM_SKIP;
|
|
|
|
if (!(mgr = virSecurityManagerNew("selinux", "QEMU",
|
|
VIR_SECURITY_MANAGER_DEFAULT_CONFINED |
|
|
VIR_SECURITY_MANAGER_PRIVILEGED))) {
|
|
VIR_TEST_VERBOSE("Unable to initialize security driver: %s",
|
|
virGetLastErrorMessage());
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
if (qemuTestDriverInit(&driver) < 0)
|
|
return EXIT_FAILURE;
|
|
|
|
if (!(qemuCaps = virQEMUCapsNew()))
|
|
return EXIT_FAILURE;
|
|
|
|
virQEMUCapsSet(qemuCaps, QEMU_CAPS_DEVICE_CIRRUS_VGA);
|
|
virQEMUCapsSet(qemuCaps, QEMU_CAPS_VNC);
|
|
|
|
if (qemuTestCapsCacheInsert(driver.qemuCapsCache, qemuCaps) < 0)
|
|
return EXIT_FAILURE;
|
|
|
|
#define DO_TEST_LABELING(name) \
|
|
if (virTestRun("Labelling " # name, testSELinuxLabeling, name) < 0) \
|
|
ret = -1;
|
|
|
|
setcon("system_r:system_u:libvirtd_t:s0:c0.c1023");
|
|
|
|
DO_TEST_LABELING("disks");
|
|
DO_TEST_LABELING("kernel");
|
|
DO_TEST_LABELING("chardev");
|
|
DO_TEST_LABELING("nfs");
|
|
|
|
qemuTestDriverFree(&driver);
|
|
|
|
return (ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|
|
|
|
VIR_TEST_MAIN_PRELOAD(mymain,
|
|
VIR_TEST_MOCK("domaincaps"),
|
|
abs_builddir "/libsecurityselinuxhelper.so")
|