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libvirt/tests/viriscsitest.c

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/*
* Copyright (C) 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, see
* <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include "testutils.h"
#ifdef WIN32
int
main(void)
{
return EXIT_AM_SKIP;
}
#else
# define LIBVIRT_VIRCOMMANDPRIV_H_ALLOW
# include "vircommandpriv.h"
# include "viriscsi.h"
# define VIR_FROM_THIS VIR_FROM_NONE
static const char *iscsiadmSessionOutput =
"tcp: [1] 10.20.30.40:3260,1 iqn.2004-06.example:example1:iscsi.test\n"
"tcp: [2] 10.20.30.41:3260,1 iqn.2005-05.example:example1:iscsi.hello\n"
"tcp: [3] 10.20.30.42:3260,1 iqn.2006-04.example:example1:iscsi.world\n"
"tcp: [5] 10.20.30.43:3260,1 iqn.2007-04.example:example1:iscsi.foo\n"
"tcp: [6] 10.20.30.44:3260,1 iqn.2008-04.example:example1:iscsi.bar\n"
"tcp: [7] 10.20.30.45:3260,1 iqn.2009-04.example:example1:iscsi.seven\n";
static const char *iscsiadmSessionOutputNonFlash =
"tcp: [1] 10.20.30.40:3260,1 iqn.2004-06.example:example1:iscsi.test (non-flash)\n"
"tcp: [2] 10.20.30.41:3260,1 iqn.2005-05.example:example1:iscsi.hello (non-flash)\n"
"tcp: [3] 10.20.30.42:3260,1 iqn.2006-04.example:example1:iscsi.world (non-flash)\n"
"tcp: [5] 10.20.30.43:3260,1 iqn.2007-04.example:example1:iscsi.foo (non-flash)\n"
"tcp: [6] 10.20.30.44:3260,1 iqn.2008-04.example:example1:iscsi.bar (non-flash)\n"
"tcp: [7] 10.20.30.45:3260,1 iqn.2009-04.example:example1:iscsi.seven (non-flash)\n";
const char *iscsiadmSendtargetsOutput =
"10.20.30.40:3260,1 iqn.2004-06.example:example1:iscsi.test\n"
"10.20.30.40:3260,1 iqn.2005-05.example:example1:iscsi.hello\n"
"10.20.30.40:3260,1 iqn.2006-04.example:example1:iscsi.world\n"
"10.20.30.40:3260,1 iqn.2007-04.example:example1:iscsi.foo\n"
"10.20.30.40:3260,1 iqn.2008-04.example:example1:iscsi.bar\n"
"10.20.30.40:3260,1 iqn.2009-04.example:example1:iscsi.seven\n";
const char *iscsiadmIfaceDefaultOutput =
"default tcp,<empty>,<empty>,<empty>,<empty>\n"
"iser iser,<empty>,<empty>,<empty>,<empty>\n";
const char *iscsiadmIfaceIfaceOutput =
"default tcp,<empty>,<empty>,<empty>,<empty>\n"
"iser iser,<empty>,<empty>,<empty>,<empty>\n"
"libvirt-iface-03020100 tcp,<empty>,<empty>,<empty>,iqn.2004-06.example:example1:initiator\n";
struct testIscsiadmCbData {
bool output_version;
bool iface_created;
};
static void testIscsiadmCb(const char *const*args,
const char *const*env G_GNUC_UNUSED,
const char *input G_GNUC_UNUSED,
char **output,
char **error G_GNUC_UNUSED,
int *status,
void *opaque)
{
struct testIscsiadmCbData *data = opaque;
if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "session") &&
args[3] == NULL) {
if (data->output_version)
*output = g_strdup(iscsiadmSessionOutputNonFlash);
else
*output = g_strdup(iscsiadmSessionOutput);
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "discovery") &&
args[3] && STREQ(args[3], "--type") &&
args[4] && STREQ(args[4], "sendtargets") &&
args[5] && STREQ(args[5], "--portal") &&
args[6] && STREQ(args[6], "10.20.30.40:3260,1") &&
args[7] && STREQ(args[7], "--op") &&
args[8] && STREQ(args[8], "nonpersistent") &&
args[9] == NULL) {
*output = g_strdup(iscsiadmSendtargetsOutput);
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "node") &&
args[3] && STREQ(args[3], "--portal") &&
args[4] && STREQ(args[4], "10.20.30.40:3260,1") &&
args[5] && STREQ(args[5], "--targetname") &&
args[6] && STREQ(args[6], "iqn.2004-06.example:example1:iscsi.test") &&
args[7] && STREQ(args[7], "--login") &&
args[8] == NULL) {
/* Mocking real environment output is not needed for now.
* Example output from real environment:
*
* Logging in to [iface: default, \
* target: iqn.2004-06.example:example1:iscsi.test, \
* portal: 10.20.30.40:3260,1] (multiple)
* Login to [iface: default, \
* target: iqn.2004-06.example:example1:iscsi.test, \
* portal: 10.20.30.40:3260,1] successful.
*/
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "iface") &&
args[3] == NULL) {
if (data->iface_created)
*output = g_strdup(iscsiadmIfaceIfaceOutput);
else
*output = g_strdup(iscsiadmIfaceDefaultOutput);
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "iface") &&
args[3] && STREQ(args[3], "--interface") &&
args[4] && STREQ(args[4], "libvirt-iface-03020100") &&
args[5] && STREQ(args[5], "--op") &&
args[6] && STREQ(args[6], "new") &&
args[7] == NULL) {
/* Mocking real environment output is not needed for now.
* Example output from real environment:
*
* New interface libvirt-iface-03020100 added
*/
data->iface_created = true;
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "iface") &&
args[3] && STREQ(args[3], "--interface") &&
args[4] && STREQ(args[4], "libvirt-iface-03020100") &&
args[5] && STREQ(args[5], "--op") &&
args[6] && STREQ(args[6], "update") &&
args[7] && STREQ(args[7], "--name") &&
args[8] && STREQ(args[8], "iface.initiatorname") &&
args[9] && STREQ(args[9], "--value") &&
args[10] && STREQ(args[10], "iqn.2004-06.example:example1:initiator") &&
args[11] == NULL &&
data->iface_created) {
/* Mocking real environment output is not needed for now.
* Example output from real environment:
*
* libvirt-iface-03020100 updated.
*/
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "discovery") &&
args[3] && STREQ(args[3], "--type") &&
args[4] && STREQ(args[4], "sendtargets") &&
args[5] && STREQ(args[5], "--portal") &&
args[6] && STREQ(args[6], "10.20.30.40:3260,1") &&
args[7] && STREQ(args[7], "--interface") &&
args[8] && STREQ(args[8], "libvirt-iface-03020100") &&
args[9] == NULL &&
data->iface_created) {
*output = g_strdup(iscsiadmSendtargetsOutput);
} else if (args[0] && STREQ(args[0], ISCSIADM) &&
args[1] && STREQ(args[1], "--mode") &&
args[2] && STREQ(args[2], "node") &&
args[3] && STREQ(args[3], "--portal") &&
args[4] && STREQ(args[4], "10.20.30.40:3260,1") &&
args[5] && STREQ(args[5], "--targetname") &&
args[6] && STREQ(args[6], "iqn.2004-06.example:example1:iscsi.test") &&
args[7] && STREQ(args[7], "--login") &&
args[8] && STREQ(args[8], "--interface") &&
args[9] && STREQ(args[9], "libvirt-iface-03020100") &&
args[10] == NULL &&
data->iface_created) {
/* Mocking real environment output is not needed for now.
* Example output from real environment:
*
* Logging in to [iface: libvirt-iface-03020100, \
* target: iqn.2004-06.example:example1:iscsi.test, \
* portal: 10.20.30.40:3260,1] (multiple)
* Login to [iface: libvirt-iface-03020100, \
* target: iqn.2004-06.example:example1:iscsi.test, \
* portal: 10.20.30.40:3260,1] successful.
*/
} else {
*status = -1;
}
}
struct testSessionInfo {
const char *device_path;
bool output_version;
const char *expected_session;
};
static int
testISCSIGetSession(const void *data)
{
const struct testSessionInfo *info = data;
struct testIscsiadmCbData cbData = { 0 };
char *actual_session = NULL;
int ret = -1;
cbData.output_version = info->output_version;
virCommandSetDryRun(NULL, testIscsiadmCb, &cbData);
actual_session = virISCSIGetSession(info->device_path, true);
if (STRNEQ_NULLABLE(actual_session, info->expected_session)) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"Expected session: '%s' got: '%s'",
NULLSTR(info->expected_session),
NULLSTR(actual_session));
goto cleanup;
}
ret = 0;
cleanup:
virCommandSetDryRun(NULL, NULL, NULL);
VIR_FREE(actual_session);
return ret;
}
struct testScanTargetsInfo {
const char *fake_cmd_output;
const char *portal;
const char **expected_targets;
size_t nexpected;
};
static int
testISCSIScanTargets(const void *data)
{
const struct testScanTargetsInfo *info = data;
size_t ntargets = 0;
char **targets = NULL;
int ret = -1;
size_t i;
virCommandSetDryRun(NULL, testIscsiadmCb, NULL);
if (virISCSIScanTargets(info->portal, NULL,
false, &ntargets, &targets) < 0)
goto cleanup;
if (info->nexpected != ntargets) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"Expected %zu targets, got %zu",
info->nexpected, ntargets);
goto cleanup;
}
for (i = 0; i < ntargets; i++) {
if (STRNEQ(info->expected_targets[i], targets[i])) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"Expected target '%s', got '%s'",
info->expected_targets[i], targets[i]);
goto cleanup;
}
}
ret = 0;
cleanup:
virCommandSetDryRun(NULL, NULL, NULL);
for (i = 0; i < ntargets; i++)
VIR_FREE(targets[i]);
VIR_FREE(targets);
return ret;
}
struct testConnectionInfoLogin {
const char *portal;
const char *initiatoriqn;
const char *target;
};
static int
testISCSIConnectionLogin(const void *data)
{
const struct testConnectionInfoLogin *info = data;
struct testIscsiadmCbData cbData = { 0 };
int ret = -1;
virCommandSetDryRun(NULL, testIscsiadmCb, &cbData);
if (virISCSIConnectionLogin(info->portal, info->initiatoriqn, info->target) < 0)
goto cleanup;
ret = 0;
cleanup:
virCommandSetDryRun(NULL, NULL, NULL);
return ret;
}
static int
testISCSIScanTargetsTests(void)
{
const char *targets[] = {
"iqn.2004-06.example:example1:iscsi.test",
"iqn.2005-05.example:example1:iscsi.hello",
"iqn.2006-04.example:example1:iscsi.world",
"iqn.2007-04.example:example1:iscsi.foo",
"iqn.2008-04.example:example1:iscsi.bar",
"iqn.2009-04.example:example1:iscsi.seven"
};
struct testScanTargetsInfo infoTargets = {
.fake_cmd_output = "iscsiadm_sendtargets",
.portal = "10.20.30.40:3260,1",
.expected_targets = targets,
.nexpected = G_N_ELEMENTS(targets),
};
if (virTestRun("ISCSI scan targets", testISCSIScanTargets, &infoTargets) < 0)
return -1;
return 0;
}
static int
mymain(void)
{
int rv = 0;
# define DO_SESSION_TEST(name, session) \
do { \
struct testSessionInfo info = {name, false, session}; \
if (virTestRun("ISCSI get session test" name, \
testISCSIGetSession, &info) < 0) \
rv = -1; \
info.output_version = true; \
if (virTestRun("ISCSI get (non-flash) session test" name, \
testISCSIGetSession, &info) < 0) \
rv = -1; \
} while (0)
DO_SESSION_TEST("iqn.2004-06.example:example1:iscsi.test", "1");
DO_SESSION_TEST("iqn.2009-04.example:example1:iscsi.seven", "7");
DO_SESSION_TEST("iqn.2009-04.example:example1:iscsi.eight", NULL);
if (testISCSIScanTargetsTests() < 0)
rv = -1;
# define DO_LOGIN_TEST(portal, iqn, target) \
do { \
struct testConnectionInfoLogin info = {portal, iqn, target }; \
if (virTestRun("ISCSI login " portal, \
testISCSIConnectionLogin, &info) < 0) \
rv = -1; \
} while (0)
DO_LOGIN_TEST("10.20.30.40:3260,1", NULL, "iqn.2004-06.example:example1:iscsi.test");
DO_LOGIN_TEST("10.20.30.40:3260,1", "iqn.2004-06.example:example1:initiator",
"iqn.2004-06.example:example1:iscsi.test");
if (rv < 0)
return EXIT_FAILURE;
return EXIT_SUCCESS;
}
VIR_TEST_MAIN_PRELOAD(mymain, VIR_TEST_MOCK("virrandom"))
#endif /* WIN32 */
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