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libvirt/tests/storagevolxml2argvtest.c
John Ferlan b975afc725 storage: Allow inputvol to be encrypted
https://bugzilla.redhat.com/show_bug.cgi?id=1613737

When processing the inputvol for encryption, we need to handle
the case where the inputvol is encrypted. This then allows for
the encrypted inputvol to be used either for an output encrypted
volume or an output volume of some XML provided type.

Add tests to show the various conversion options when either input
or output is encrypted. This includes when both are encrypted.

Signed-off-by: John Ferlan <jferlan@redhat.com>
ACKed-by: Michal Privoznik <mprivozn@redhat.com>
2018-09-12 07:24:04 -04:00

308 lines
9.4 KiB
C

#include <config.h>
#include "internal.h"
#include "testutils.h"
#include "datatypes.h"
#include "storage/storage_util.h"
#include "testutilsqemu.h"
#include "virstring.h"
#define VIR_FROM_THIS VIR_FROM_NONE
const char create_tool[] = "qemu-img";
/* createVol sets this on volume creation */
static void
testSetVolumeType(virStorageVolDefPtr vol,
virStoragePoolDefPtr pool)
{
if (!vol || !pool)
return;
switch (pool->type) {
case VIR_STORAGE_POOL_DIR:
case VIR_STORAGE_POOL_FS:
case VIR_STORAGE_POOL_NETFS:
vol->type = VIR_STORAGE_VOL_FILE;
return;
case VIR_STORAGE_POOL_LOGICAL:
vol->type = VIR_STORAGE_VOL_BLOCK;
return;
}
}
static int
testCompareXMLToArgvFiles(bool shouldFail,
const char *poolxml,
const char *volxml,
const char *inputpoolxml,
const char *inputvolxml,
const char *cmdline,
unsigned int flags,
unsigned long parse_flags)
{
char *actualCmdline = NULL;
virStorageVolEncryptConvertStep convertStep = VIR_STORAGE_VOL_ENCRYPT_NONE;
int ret = -1;
virCommandPtr cmd = NULL;
virStorageVolDefPtr vol = NULL, inputvol = NULL;
virStoragePoolDefPtr def = NULL;
virStoragePoolDefPtr inputpool = NULL;
virStoragePoolObjPtr obj = NULL;
if (!(def = virStoragePoolDefParseFile(poolxml)))
goto cleanup;
if (!(obj = virStoragePoolObjNew())) {
virStoragePoolDefFree(def);
goto cleanup;
}
virStoragePoolObjSetDef(obj, def);
if (inputpoolxml) {
if (!(inputpool = virStoragePoolDefParseFile(inputpoolxml)))
goto cleanup;
}
if (inputvolxml)
parse_flags |= VIR_VOL_XML_PARSE_NO_CAPACITY;
if (!(vol = virStorageVolDefParseFile(def, volxml, parse_flags)))
goto cleanup;
if (inputvolxml &&
!(inputvol = virStorageVolDefParseFile(inputpool, inputvolxml, 0)))
goto cleanup;
testSetVolumeType(vol, def);
testSetVolumeType(inputvol, inputpool);
/* Using an input file for encryption requires a multi-step process
* to create an image of the same size as the inputvol and then to
* convert the inputvol afterwards. Since we only care about the
* command line we have to copy code from storageBackendCreateQemuImg
* and adjust it for the test needs. */
if (inputvol && (vol->target.encryption || inputvol->target.encryption))
convertStep = VIR_STORAGE_VOL_ENCRYPT_CREATE;
do {
cmd = virStorageBackendCreateQemuImgCmdFromVol(obj, vol,
inputvol, flags,
create_tool,
"/path/to/secretFile",
"/path/to/inputSecretFile",
convertStep);
if (!cmd) {
if (shouldFail) {
virResetLastError();
ret = 0;
}
goto cleanup;
}
if (convertStep != VIR_STORAGE_VOL_ENCRYPT_CONVERT) {
if (!(actualCmdline = virCommandToString(cmd)))
goto cleanup;
} else {
char *createCmdline = actualCmdline;
char *cvtCmdline;
int rc;
if (!(cvtCmdline = virCommandToString(cmd)))
goto cleanup;
rc = virAsprintf(&actualCmdline, "%s\n%s",
createCmdline, cvtCmdline);
VIR_FREE(createCmdline);
VIR_FREE(cvtCmdline);
if (rc < 0)
goto cleanup;
}
if (convertStep == VIR_STORAGE_VOL_ENCRYPT_NONE)
convertStep = VIR_STORAGE_VOL_ENCRYPT_DONE;
else if (convertStep == VIR_STORAGE_VOL_ENCRYPT_CREATE)
convertStep = VIR_STORAGE_VOL_ENCRYPT_CONVERT;
else if (convertStep == VIR_STORAGE_VOL_ENCRYPT_CONVERT)
convertStep = VIR_STORAGE_VOL_ENCRYPT_DONE;
} while (convertStep != VIR_STORAGE_VOL_ENCRYPT_DONE);
if (virTestCompareToFile(actualCmdline, cmdline) < 0)
goto cleanup;
ret = 0;
cleanup:
virStoragePoolDefFree(inputpool);
virStorageVolDefFree(vol);
virStorageVolDefFree(inputvol);
virCommandFree(cmd);
VIR_FREE(actualCmdline);
virStoragePoolObjEndAPI(&obj);
return ret;
}
struct testInfo {
bool shouldFail;
const char *pool;
const char *vol;
const char *inputpool;
const char *inputvol;
const char *cmdline;
unsigned int flags;
unsigned long parseflags;
};
static int
testCompareXMLToArgvHelper(const void *data)
{
int result = -1;
const struct testInfo *info = data;
char *poolxml = NULL;
char *inputpoolxml = NULL;
char *volxml = NULL;
char *inputvolxml = NULL;
char *cmdline = NULL;
if (info->inputvol &&
virAsprintf(&inputvolxml, "%s/storagevolxml2xmlin/%s.xml",
abs_srcdir, info->inputvol) < 0)
goto cleanup;
if (info->inputpool &&
virAsprintf(&inputpoolxml, "%s/storagepoolxml2xmlin/%s.xml",
abs_srcdir, info->inputpool) < 0)
goto cleanup;
if (virAsprintf(&poolxml, "%s/storagepoolxml2xmlin/%s.xml",
abs_srcdir, info->pool) < 0 ||
virAsprintf(&volxml, "%s/storagevolxml2xmlin/%s.xml",
abs_srcdir, info->vol) < 0) {
goto cleanup;
}
if (virAsprintf(&cmdline, "%s/storagevolxml2argvdata/%s.argv",
abs_srcdir, info->cmdline) < 0 && !info->shouldFail)
goto cleanup;
result = testCompareXMLToArgvFiles(info->shouldFail, poolxml, volxml,
inputpoolxml, inputvolxml,
cmdline, info->flags,
info->parseflags);
cleanup:
VIR_FREE(poolxml);
VIR_FREE(volxml);
VIR_FREE(inputvolxml);
VIR_FREE(inputpoolxml);
VIR_FREE(cmdline);
return result;
}
static int
mymain(void)
{
int ret = 0;
unsigned int flags = VIR_STORAGE_VOL_CREATE_PREALLOC_METADATA;
#define DO_TEST_FULL(shouldFail, parseflags, pool, vol, inputpool, inputvol, \
cmdline, flags) \
do { \
struct testInfo info = { shouldFail, pool, vol, inputpool, inputvol, \
cmdline, flags, parseflags }; \
if (virTestRun("Storage Vol XML-2-argv " cmdline, \
testCompareXMLToArgvHelper, &info) < 0) \
ret = -1; \
} \
while (0);
#define DO_TEST(pool, ...) \
DO_TEST_FULL(false, 0, pool, __VA_ARGS__)
#define DO_TEST_FAIL(pool, ...) \
DO_TEST_FULL(true, 0, pool, __VA_ARGS__)
DO_TEST("pool-dir", "vol-qcow2",
NULL, NULL,
"qcow2-compat", 0);
DO_TEST("pool-dir", "vol-qcow2-nobacking",
NULL, NULL,
"qcow2-nobacking-prealloc-compat", flags);
DO_TEST("pool-dir", "vol-qcow2-nobacking",
"pool-dir", "vol-file",
"qcow2-nobacking-convert-prealloc-compat", flags);
DO_TEST("pool-dir", "vol-qcow2-lazy",
NULL, NULL,
"qcow2-lazy", 0);
DO_TEST("pool-dir", "vol-qcow2-1.1",
NULL, NULL,
"qcow2-1.1", 0);
DO_TEST_FAIL("pool-dir", "vol-qcow2-0.10-lazy",
NULL, NULL,
"qcow2-0.10-lazy", 0);
DO_TEST("pool-dir", "vol-qcow2-nobacking",
"pool-logical", "vol-logical",
"qcow2-from-logical-compat", 0);
DO_TEST("pool-logical", "vol-logical",
"pool-dir", "vol-qcow2-nobacking",
"logical-from-qcow2", 0);
DO_TEST("pool-dir", "vol-qcow2-nocow",
NULL, NULL,
"qcow2-nocow-compat", 0);
DO_TEST("pool-dir", "vol-qcow2-nocapacity",
"pool-dir", "vol-file",
"qcow2-nocapacity-convert-prealloc", flags);
DO_TEST("pool-dir", "vol-qcow2-zerocapacity",
NULL, NULL,
"qcow2-zerocapacity", 0);
DO_TEST_FULL(false, VIR_VOL_XML_PARSE_OPT_CAPACITY,
"pool-dir", "vol-qcow2-nocapacity-backing", NULL, NULL,
"qcow2-nocapacity", 0);
DO_TEST("pool-dir", "vol-file-iso",
NULL, NULL,
"iso", 0);
DO_TEST("pool-dir", "vol-file",
"pool-dir", "vol-file-iso",
"iso-input", 0);
DO_TEST_FAIL("pool-dir", "vol-qcow2-encryption",
NULL, NULL,
"qcow2-encryption", 0);
DO_TEST("pool-dir", "vol-luks",
NULL, NULL,
"luks", 0);
DO_TEST("pool-dir", "vol-luks-cipher",
NULL, NULL,
"luks-cipher", 0);
DO_TEST("pool-dir", "vol-luks-convert",
"pool-dir", "vol-file",
"luks-convert", 0);
DO_TEST("pool-dir", "vol-luks-convert",
"pool-dir", "vol-file-qcow2",
"luks-convert-qcow2", 0);
DO_TEST("pool-dir", "vol-encrypt2",
"pool-dir", "vol-encrypt1",
"luks-convert-encrypt", 0);
DO_TEST("pool-dir", "vol-file",
"pool-dir", "vol-encrypt2",
"luks-convert-encrypt2fileraw", 0);
DO_TEST("pool-dir", "vol-file-qcow2",
"pool-dir", "vol-encrypt2",
"luks-convert-encrypt2fileqcow2", 0);
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN(mymain)