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libvirt/tests/virstoragetest.c

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/*
* Copyright (C) 2013-2014 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"
#include "vircommand.h"
#include "virerror.h"
#include "virfile.h"
#include "virlog.h"
#include "virstoragefile.h"
#include "virstring.h"
#include "dirname.h"
#include "storage/storage_driver.h"
#define VIR_FROM_THIS VIR_FROM_NONE
VIR_LOG_INIT("tests.storagetest");
#define datadir abs_builddir "/virstoragedata"
/* This test creates the following files, all in datadir:
* raw: 1024-byte raw file
* qcow2: qcow2 file with 'raw' as backing
* wrap: qcow2 file with 'qcow2' as backing
* qed: qed file with 'raw' as backing
* sub/link1: symlink to qcow2
* sub/link2: symlink to wrap
*
* Relative names to these files are known at compile time, but absolute
* names depend on where the test is run; for convenience,
* we pre-populate the computation of these names for use during the test.
*/
static char *qemuimg;
static char *absraw;
static char *absqcow2;
static char *abswrap;
static char *absqed;
static char *absdir;
static char *abslink2;
static void
testCleanupImages(void)
{
VIR_FREE(qemuimg);
VIR_FREE(absraw);
VIR_FREE(absqcow2);
VIR_FREE(abswrap);
VIR_FREE(absqed);
VIR_FREE(absdir);
VIR_FREE(abslink2);
if (chdir(abs_builddir) < 0) {
fprintf(stderr, "unable to return to correct directory, refusing to "
"clean up %s\n", datadir);
return;
}
virFileDeleteTree(datadir);
}
static virStorageSourcePtr
testStorageFileGetMetadata(const char *path,
int format,
uid_t uid, gid_t gid)
{
struct stat st;
g_autoptr(virStorageSource) def = NULL;
if (!(def = virStorageSourceNew()))
return NULL;
def->type = VIR_STORAGE_TYPE_FILE;
def->format = format;
if (stat(path, &st) == 0) {
if (S_ISDIR(st.st_mode)) {
def->type = VIR_STORAGE_TYPE_DIR;
} else if (S_ISBLK(st.st_mode)) {
def->type = VIR_STORAGE_TYPE_BLOCK;
}
}
def->path = g_strdup(path);
if (virStorageFileGetMetadata(def, uid, gid, false) < 0)
return NULL;
return g_steal_pointer(&def);
}
static int
testPrepImages(void)
{
int ret = EXIT_FAILURE;
bool compat = false;
g_autoptr(virCommand) cmd = NULL;
g_autofree char *buf = NULL;
qemuimg = virFindFileInPath("qemu-img");
if (!qemuimg)
goto skip;
/* Clean up from any earlier failed tests */
virFileDeleteTree(datadir);
/* See if qemu-img supports '-o compat=xxx'. If so, we force the
* use of both v2 and v3 files; if not, it is v2 only but the test
* still works. */
cmd = virCommandNewArgList(qemuimg, "create", "-f", "qcow2",
"-o?", "/dev/null", NULL);
virCommandSetOutputBuffer(cmd, &buf);
if (virCommandRun(cmd, NULL) < 0)
goto skip;
if (strstr(buf, "compat "))
compat = true;
VIR_FREE(buf);
absraw = g_strdup_printf("%s/raw", datadir);
absqcow2 = g_strdup_printf("%s/qcow2", datadir);
abswrap = g_strdup_printf("%s/wrap", datadir);
absqed = g_strdup_printf("%s/qed", datadir);
absdir = g_strdup_printf("%s/dir", datadir);
abslink2 = g_strdup_printf("%s/sub/link2", datadir);
if (virFileMakePath(datadir "/sub") < 0) {
fprintf(stderr, "unable to create directory %s\n", datadir "/sub");
goto cleanup;
}
if (virFileMakePath(datadir "/dir") < 0) {
fprintf(stderr, "unable to create directory %s\n", datadir "/dir");
goto cleanup;
}
if (chdir(datadir) < 0) {
fprintf(stderr, "unable to test relative backing chains\n");
goto cleanup;
}
buf = g_strdup_printf("%1024d", 0);
if (virFileWriteStr("raw", buf, 0600) < 0) {
fprintf(stderr, "unable to create raw file\n");
goto cleanup;
}
/* Create a qcow2 wrapping relative raw; later on, we modify its
* metadata to test other configurations */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "create", "-f", "qcow2", NULL);
virCommandAddArgFormat(cmd, "-obacking_file=raw,backing_fmt=raw%s",
compat ? ",compat=0.10" : "");
virCommandAddArg(cmd, "qcow2");
if (virCommandRun(cmd, NULL) < 0)
goto skip;
/* Make sure our later uses of 'qemu-img rebase' will work */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "raw", "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
goto skip;
/* Create a second qcow2 wrapping the first, to be sure that we
* can correctly avoid insecure probing. */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "create", "-f", "qcow2", NULL);
virCommandAddArgFormat(cmd, "-obacking_file=%s,backing_fmt=qcow2%s",
absqcow2, compat ? ",compat=1.1" : "");
virCommandAddArg(cmd, "wrap");
if (virCommandRun(cmd, NULL) < 0)
goto skip;
/* Create a qed file. */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "create", "-f", "qed", NULL);
virCommandAddArgFormat(cmd, "-obacking_file=%s,backing_fmt=raw",
absraw);
virCommandAddArg(cmd, "qed");
if (virCommandRun(cmd, NULL) < 0)
goto skip;
#ifdef HAVE_SYMLINK
/* Create some symlinks in a sub-directory. */
if (symlink("../qcow2", datadir "/sub/link1") < 0 ||
symlink("../wrap", datadir "/sub/link2") < 0) {
fprintf(stderr, "unable to create symlink");
goto cleanup;
}
#endif
ret = 0;
cleanup:
if (ret)
testCleanupImages();
return ret;
skip:
fputs("qemu-img is too old; skipping this test\n", stderr);
ret = EXIT_AM_SKIP;
goto cleanup;
}
/* Many fields of virStorageFileMetadata have the same content whether
* we access the file relatively or absolutely; but file names differ
* depending on how the chain was opened. For ease of testing, we
* test both relative and absolute starts, and use a flag to say which
* of the two variations to compare against. */
typedef struct _testFileData testFileData;
struct _testFileData
{
const char *expBackingStoreRaw;
unsigned long long expCapacity;
bool expEncrypted;
const char *pathRel;
const char *path;
int type;
int format;
const char *secret;
const char *hostname;
int protocol;
};
enum {
EXP_PASS = 0,
EXP_FAIL = 1,
EXP_WARN = 2,
ALLOW_PROBE = 4,
};
struct testChainData
{
const char *start;
virStorageFileFormat format;
const testFileData *files[4];
int nfiles;
unsigned int flags;
};
static const char testStorageChainFormat[] =
"chain member: %zu\n"
"path:%s\n"
"backingStoreRaw: %s\n"
"capacity: %lld\n"
"encryption: %d\n"
"relPath:%s\n"
"type:%d\n"
"format:%d\n"
"protocol:%s\n"
"hostname:%s\n";
static int
testStorageChain(const void *args)
{
const struct testChainData *data = args;
virStorageSourcePtr elt;
size_t i = 0;
g_autoptr(virStorageSource) meta = NULL;
g_autofree char *broken = NULL;
meta = testStorageFileGetMetadata(data->start, data->format, -1, -1);
if (!meta) {
if (data->flags & EXP_FAIL) {
virResetLastError();
return 0;
}
return -1;
} else if (data->flags & EXP_FAIL) {
fprintf(stderr, "call should have failed\n");
return -1;
}
if (data->flags & EXP_WARN) {
if (virGetLastErrorCode() == VIR_ERR_OK) {
fprintf(stderr, "call should have warned\n");
return -1;
}
virResetLastError();
if (virStorageFileChainGetBroken(meta, &broken) || !broken) {
fprintf(stderr, "call should identify broken part of chain\n");
return -1;
}
} else {
if (virGetLastErrorCode()) {
fprintf(stderr, "call should not have warned\n");
return -1;
}
if (virStorageFileChainGetBroken(meta, &broken) || broken) {
fprintf(stderr, "chain should not be identified as broken\n");
return -1;
}
}
elt = meta;
while (virStorageSourceIsBacking(elt)) {
g_autofree char *expect = NULL;
g_autofree char *actual = NULL;
if (i == data->nfiles) {
fprintf(stderr, "probed chain was too long\n");
return -1;
}
expect = g_strdup_printf(testStorageChainFormat, i,
NULLSTR(data->files[i]->path),
NULLSTR(data->files[i]->expBackingStoreRaw),
data->files[i]->expCapacity,
data->files[i]->expEncrypted,
NULLSTR(data->files[i]->pathRel),
data->files[i]->type,
data->files[i]->format,
virStorageNetProtocolTypeToString(data->files[i]->protocol),
NULLSTR(data->files[i]->hostname));
actual = g_strdup_printf(testStorageChainFormat, i,
NULLSTR(elt->path),
NULLSTR(elt->backingStoreRaw),
elt->capacity,
!!elt->encryption,
NULLSTR(elt->relPath),
elt->type,
elt->format,
virStorageNetProtocolTypeToString(elt->protocol),
NULLSTR(elt->nhosts ? elt->hosts[0].name : NULL));
if (STRNEQ(expect, actual)) {
virTestDifference(stderr, expect, actual);
return -1;
}
elt = elt->backingStore;
i++;
}
if (i != data->nfiles) {
fprintf(stderr, "probed chain was too short\n");
return -1;
}
return 0;
}
struct testLookupData
{
virStorageSourcePtr chain;
const char *target;
virStorageSourcePtr from;
const char *name;
unsigned int expIndex;
const char *expResult;
virStorageSourcePtr expMeta;
virStorageSourcePtr expParent;
};
static int
testStorageLookup(const void *args)
{
const struct testLookupData *data = args;
int ret = 0;
virStorageSourcePtr result;
virStorageSourcePtr actualParent;
unsigned int idx;
if (virStorageFileParseChainIndex(data->target, data->name, &idx) < 0 &&
data->expIndex) {
fprintf(stderr, "call should not have failed\n");
ret = -1;
}
if (idx != data->expIndex) {
fprintf(stderr, "index: expected %u, got %u\n", data->expIndex, idx);
ret = -1;
}
/* Test twice to ensure optional parameter doesn't cause NULL deref. */
result = virStorageFileChainLookup(data->chain, data->from,
idx ? NULL : data->name,
idx, NULL);
if (!data->expResult) {
if (virGetLastErrorCode() == VIR_ERR_OK) {
fprintf(stderr, "call should have failed\n");
ret = -1;
}
virResetLastError();
} else {
if (virGetLastErrorCode()) {
fprintf(stderr, "call should not have warned\n");
ret = -1;
}
}
if (!result) {
if (data->expResult) {
fprintf(stderr, "result 1: expected %s, got NULL\n",
data->expResult);
ret = -1;
}
} else if (STRNEQ_NULLABLE(data->expResult, result->path)) {
fprintf(stderr, "result 1: expected %s, got %s\n",
NULLSTR(data->expResult), NULLSTR(result->path));
ret = -1;
}
result = virStorageFileChainLookup(data->chain, data->from,
data->name, idx, &actualParent);
if (!data->expResult)
virResetLastError();
if (!result) {
if (data->expResult) {
fprintf(stderr, "result 2: expected %s, got NULL\n",
data->expResult);
ret = -1;
}
} else if (STRNEQ_NULLABLE(data->expResult, result->path)) {
fprintf(stderr, "result 2: expected %s, got %s\n",
NULLSTR(data->expResult), NULLSTR(result->path));
ret = -1;
}
if (data->expMeta != result) {
fprintf(stderr, "meta: expected %p, got %p\n",
data->expMeta, result);
ret = -1;
}
if (data->expParent != actualParent) {
fprintf(stderr, "parent: expected %s, got %s\n",
NULLSTR(data->expParent ? data->expParent->path : NULL),
NULLSTR(actualParent ? actualParent->path : NULL));
ret = -1;
}
return ret;
}
struct testPathCanonicalizeData
{
const char *path;
const char *expect;
};
static const char *testPathCanonicalizeSymlinks[][2] =
{
{"/path/blah", "/other/path/huzah"},
{"/path/to/relative/symlink", "../../actual/file"},
{"/cycle", "/cycle"},
{"/cycle2/link", "./link"},
};
static int
testPathCanonicalizeReadlink(const char *path,
char **linkpath,
void *data G_GNUC_UNUSED)
{
size_t i;
*linkpath = NULL;
for (i = 0; i < G_N_ELEMENTS(testPathCanonicalizeSymlinks); i++) {
if (STREQ(path, testPathCanonicalizeSymlinks[i][0])) {
*linkpath = g_strdup(testPathCanonicalizeSymlinks[i][1]);
return 0;
}
}
return 1;
}
static int
testPathCanonicalize(const void *args)
{
const struct testPathCanonicalizeData *data = args;
g_autofree char *canon = NULL;
canon = virStorageFileCanonicalizePath(data->path,
testPathCanonicalizeReadlink,
NULL);
if (STRNEQ_NULLABLE(data->expect, canon)) {
fprintf(stderr,
"path canonicalization of '%s' failed: expected '%s' got '%s'\n",
data->path, NULLSTR(data->expect), NULLSTR(canon));
return -1;
}
return 0;
}
static virStorageSource backingchain[12];
static void
testPathRelativePrepare(void)
{
size_t i;
for (i = 0; i < G_N_ELEMENTS(backingchain); i++) {
backingchain[i].type = VIR_STORAGE_TYPE_FILE;
if (i < G_N_ELEMENTS(backingchain) - 1)
backingchain[i].backingStore = &backingchain[i + 1];
else
backingchain[i].backingStore = NULL;
backingchain[i].relPath = NULL;
}
/* normal relative backing chain */
backingchain[0].path = (char *) "/path/to/some/img";
backingchain[1].path = (char *) "/path/to/some/asdf";
backingchain[1].relPath = (char *) "asdf";
backingchain[2].path = (char *) "/path/to/some/test";
backingchain[2].relPath = (char *) "test";
backingchain[3].path = (char *) "/path/to/some/blah";
backingchain[3].relPath = (char *) "blah";
/* ovirt's backing chain */
backingchain[4].path = (char *) "/path/to/volume/image1";
backingchain[5].path = (char *) "/path/to/volume/image2";
backingchain[5].relPath = (char *) "../volume/image2";
backingchain[6].path = (char *) "/path/to/volume/image3";
backingchain[6].relPath = (char *) "../volume/image3";
backingchain[7].path = (char *) "/path/to/volume/image4";
backingchain[7].relPath = (char *) "../volume/image4";
/* some arbitrarily crazy backing chains */
backingchain[8].path = (char *) "/crazy/base/image";
backingchain[9].path = (char *) "/crazy/base/directory/stuff/volumes/garbage/image2";
backingchain[9].relPath = (char *) "directory/stuff/volumes/garbage/image2";
backingchain[10].path = (char *) "/crazy/base/directory/image3";
backingchain[10].relPath = (char *) "../../../image3";
backingchain[11].path = (char *) "/crazy/base/blah/image4";
backingchain[11].relPath = (char *) "../blah/image4";
}
struct testPathRelativeBacking
{
virStorageSourcePtr top;
virStorageSourcePtr base;
const char *expect;
};
static int
testPathRelative(const void *args)
{
const struct testPathRelativeBacking *data = args;
g_autofree char *actual = NULL;
if (virStorageFileGetRelativeBackingPath(data->top,
data->base,
&actual) < 0) {
fprintf(stderr, "relative backing path resolution failed\n");
return -1;
}
if (STRNEQ_NULLABLE(data->expect, actual)) {
fprintf(stderr, "relative path resolution from '%s' to '%s': "
"expected '%s', got '%s'\n",
data->top->path, data->base->path,
NULLSTR(data->expect), NULLSTR(actual));
return -1;
}
return 0;
}
struct testBackingParseData {
const char *backing;
const char *expect;
int rv;
};
static int
testBackingParse(const void *args)
{
const struct testBackingParseData *data = args;
g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
g_autofree char *xml = NULL;
g_autoptr(virStorageSource) src = NULL;
int rc;
int erc = data->rv;
/* expect failure return code with NULL expected data */
if (!data->expect)
erc = -1;
if ((rc = virStorageSourceNewFromBackingAbsolute(data->backing, &src)) != erc) {
fprintf(stderr, "expected return value '%d' actual '%d'\n", erc, rc);
return -1;
}
if (!src)
return 0;
if (src && !data->expect) {
fprintf(stderr, "parsing of backing store string '%s' should "
"have failed\n", data->backing);
return -1;
}
if (virDomainDiskSourceFormat(&buf, src, "source", 0, false, 0, NULL) < 0 ||
!(xml = virBufferContentAndReset(&buf))) {
fprintf(stderr, "failed to format disk source xml\n");
return -1;
}
if (STRNEQ(xml, data->expect)) {
fprintf(stderr, "\n backing store string '%s'\n"
"expected storage source xml:\n%s\n"
"actual storage source xml:\n%s\n",
data->backing, data->expect, xml);
return -1;
}
return 0;
}
static int
mymain(void)
{
int ret;
struct testChainData data;
struct testLookupData data2;
struct testPathCanonicalizeData data3;
struct testPathRelativeBacking data4;
struct testBackingParseData data5;
virStorageSourcePtr chain2; /* short for chain->backingStore */
virStorageSourcePtr chain3; /* short for chain2->backingStore */
g_autoptr(virCommand) cmd = NULL;
g_autoptr(virStorageSource) chain = NULL;
if (storageRegisterAll() < 0)
return EXIT_FAILURE;
/* Prep some files with qemu-img; if that is not found on PATH, or
* if it lacks support for qcow2 and qed, skip this test. */
if ((ret = testPrepImages()) != 0)
return ret;
#define TEST_ONE_CHAIN(start, format, flags, ...) \
do { \
size_t i; \
memset(&data, 0, sizeof(data)); \
data = (struct testChainData){ \
start, format, { __VA_ARGS__ }, 0, flags, \
}; \
for (i = 0; i < G_N_ELEMENTS(data.files); i++) \
if (data.files[i]) \
data.nfiles++; \
if (virTestRun(virTestCounterNext(), \
testStorageChain, &data) < 0) \
ret = -1; \
} while (0)
#define VIR_FLATTEN_2(...) __VA_ARGS__
#define VIR_FLATTEN_1(_1) VIR_FLATTEN_2 _1
#define TEST_CHAIN(path, format, chain, flags) \
TEST_ONE_CHAIN(path, format, flags, VIR_FLATTEN_1(chain));
/* The actual tests, in several groups. */
virTestCounterReset("Storage backing chain ");
/* Missing file */
TEST_ONE_CHAIN("bogus", VIR_STORAGE_FILE_RAW, EXP_FAIL);
/* Raw image, whether with right format or no specified format */
testFileData raw = {
.path = absraw,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_RAW,
};
TEST_CHAIN(absraw, VIR_STORAGE_FILE_RAW, (&raw), EXP_PASS);
TEST_CHAIN(absraw, VIR_STORAGE_FILE_AUTO, (&raw), EXP_PASS);
/* Qcow2 file with relative raw backing, format provided */
raw.pathRel = "raw";
testFileData qcow2 = {
.expBackingStoreRaw = "raw",
.expCapacity = 1024,
.path = absqcow2,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_QCOW2,
};
testFileData qcow2_as_raw = {
.path = absqcow2,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_RAW,
};
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &raw), EXP_PASS);
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_AUTO, (&qcow2_as_raw), EXP_PASS);
/* Rewrite qcow2 file to use absolute backing name */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", absraw, "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = absraw;
raw.pathRel = NULL;
/* Qcow2 file with raw as absolute backing, backing format provided */
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &raw), EXP_PASS);
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_AUTO, (&qcow2_as_raw), EXP_PASS);
/* Wrapped file access */
testFileData wrap = {
.expBackingStoreRaw = absqcow2,
.expCapacity = 1024,
.path = abswrap,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_QCOW2,
};
TEST_CHAIN(abswrap, VIR_STORAGE_FILE_QCOW2, (&wrap, &qcow2, &raw), EXP_PASS);
/* Rewrite qcow2 and wrap file to omit backing file type */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-b", absraw, "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-b", absqcow2, "wrap", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
/* Qcow2 file with raw as absolute backing, backing format omitted */
testFileData wrap_as_raw = {
.expBackingStoreRaw = absqcow2,
.expCapacity = 1024,
.path = abswrap,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_QCOW2,
};
TEST_CHAIN(abswrap, VIR_STORAGE_FILE_QCOW2,
(&wrap_as_raw, &qcow2_as_raw), EXP_PASS);
/* Rewrite qcow2 to a missing backing file, with backing type */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", datadir "/bogus",
"qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = datadir "/bogus";
/* Qcow2 file with missing backing file but specified type */
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2), EXP_WARN);
/* Rewrite qcow2 to a missing backing file, without backing type */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-b", datadir "/bogus", "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
/* Qcow2 file with missing backing file and no specified type */
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2), EXP_WARN);
/* Rewrite qcow2 to use an nbd: protocol as backend */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "nbd:example.org:6000:exportname=blah",
"qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "nbd:example.org:6000:exportname=blah";
/* Qcow2 file with backing protocol instead of file */
testFileData nbd = {
.path = "blah",
.type = VIR_STORAGE_TYPE_NETWORK,
.format = VIR_STORAGE_FILE_RAW,
.protocol = VIR_STORAGE_NET_PROTOCOL_NBD,
.hostname = "example.org",
};
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &nbd), EXP_PASS);
/* Rewrite qcow2 to use an nbd: protocol as backend */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "nbd+tcp://example.org:6000/blah",
"qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "nbd+tcp://example.org:6000/blah";
/* Qcow2 file with backing protocol instead of file */
testFileData nbd2 = {
.path = "blah",
.type = VIR_STORAGE_TYPE_NETWORK,
.format = VIR_STORAGE_FILE_RAW,
.protocol = VIR_STORAGE_NET_PROTOCOL_NBD,
.hostname = "example.org",
};
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &nbd2), EXP_PASS);
/* Rewrite qcow2 to use an nbd: protocol without path as backend */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "nbd://example.org",
"qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "nbd://example.org";
nbd2.path = NULL;
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &nbd2), EXP_PASS);
/* qed file */
testFileData qed = {
.expBackingStoreRaw = absraw,
.expCapacity = 1024,
.path = absqed,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_QED,
};
testFileData qed_as_raw = {
.path = absqed,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_RAW,
};
TEST_CHAIN(absqed, VIR_STORAGE_FILE_QED, (&qed, &raw), EXP_PASS);
TEST_CHAIN(absqed, VIR_STORAGE_FILE_AUTO, (&qed_as_raw), EXP_PASS);
/* directory */
testFileData dir = {
.path = absdir,
.type = VIR_STORAGE_TYPE_DIR,
.format = VIR_STORAGE_FILE_DIR,
};
testFileData dir_as_raw = {
.path = absdir,
.type = VIR_STORAGE_TYPE_DIR,
.format = VIR_STORAGE_FILE_RAW,
};
TEST_CHAIN(absdir, VIR_STORAGE_FILE_RAW, (&dir_as_raw), EXP_PASS);
TEST_CHAIN(absdir, VIR_STORAGE_FILE_NONE, (&dir), EXP_PASS);
TEST_CHAIN(absdir, VIR_STORAGE_FILE_DIR, (&dir), EXP_PASS);
#ifdef HAVE_SYMLINK
/* Rewrite qcow2 and wrap file to use backing names relative to a
* symlink from a different directory */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "../raw", "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", "../sub/link1", "wrap",
NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
/* Behavior of symlinks to qcow2 with relative backing files */
testFileData link1 = {
.expBackingStoreRaw = "../raw",
.expCapacity = 1024,
.pathRel = "../sub/link1",
.path = datadir "/sub/../sub/link1",
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_QCOW2,
};
testFileData link2 = {
.expBackingStoreRaw = "../sub/link1",
.expCapacity = 1024,
.path = abslink2,
.type = VIR_STORAGE_TYPE_FILE,
.format = VIR_STORAGE_FILE_QCOW2,
};
raw.path = datadir "/sub/../sub/../raw";
raw.pathRel = "../raw";
TEST_CHAIN(abslink2, VIR_STORAGE_FILE_QCOW2,
(&link2, &link1, &raw), EXP_PASS);
#endif
/* Rewrite qcow2 to be a self-referential loop */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", "qcow2", "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "qcow2";
/* Behavior of an infinite loop chain */
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2), EXP_WARN);
/* Rewrite wrap and qcow2 to be mutually-referential loop */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", "wrap", "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", absqcow2, "wrap", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "wrap";
/* Behavior of an infinite loop chain */
TEST_CHAIN(abswrap, VIR_STORAGE_FILE_QCOW2, (&wrap, &qcow2), EXP_WARN);
/* Rewrite qcow2 to use an rbd: protocol as backend */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "rbd:testshare",
"qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "rbd:testshare";
/* Qcow2 file with backing protocol instead of file */
testFileData rbd1 = {
.path = "testshare",
.type = VIR_STORAGE_TYPE_NETWORK,
.format = VIR_STORAGE_FILE_RAW,
.protocol = VIR_STORAGE_NET_PROTOCOL_RBD,
};
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &rbd1), EXP_PASS);
/* Rewrite qcow2 to use an rbd: protocol as backend */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "rbd:testshare:id=asdf:mon_host=example.com",
"qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
qcow2.expBackingStoreRaw = "rbd:testshare:id=asdf:mon_host=example.com";
/* Qcow2 file with backing protocol instead of file */
testFileData rbd2 = {
.path = "testshare",
.type = VIR_STORAGE_TYPE_NETWORK,
.format = VIR_STORAGE_FILE_RAW,
.protocol = VIR_STORAGE_NET_PROTOCOL_RBD,
.secret = "asdf",
.hostname = "example.com",
};
TEST_CHAIN(absqcow2, VIR_STORAGE_FILE_QCOW2, (&qcow2, &rbd2), EXP_PASS);
/* Rewrite wrap and qcow2 back to 3-deep chain, absolute backing */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", absraw, "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
/* Test behavior of chain lookups, absolute backing from relative start */
chain = testStorageFileGetMetadata("wrap", VIR_STORAGE_FILE_QCOW2,
-1, -1);
if (!chain) {
ret = -1;
goto cleanup;
}
chain2 = chain->backingStore;
chain3 = chain2->backingStore;
#define TEST_LOOKUP_TARGET(id, target, from, name, index, result, \
meta, parent) \
do { \
data2 = (struct testLookupData){ \
chain, target, from, name, index, \
result, meta, parent, }; \
if (virTestRun("Chain lookup " #id, \
testStorageLookup, &data2) < 0) \
ret = -1; \
} while (0)
#define TEST_LOOKUP(id, from, name, result, meta, parent) \
TEST_LOOKUP_TARGET(id, NULL, from, name, 0, result, meta, parent)
TEST_LOOKUP(0, NULL, "bogus", NULL, NULL, NULL);
TEST_LOOKUP(1, chain, "bogus", NULL, NULL, NULL);
TEST_LOOKUP(2, NULL, "wrap", chain->path, chain, NULL);
TEST_LOOKUP(3, chain, "wrap", NULL, NULL, NULL);
TEST_LOOKUP(4, chain2, "wrap", NULL, NULL, NULL);
TEST_LOOKUP(5, NULL, abswrap, chain->path, chain, NULL);
TEST_LOOKUP(6, chain, abswrap, NULL, NULL, NULL);
TEST_LOOKUP(7, chain2, abswrap, NULL, NULL, NULL);
TEST_LOOKUP(8, NULL, "qcow2", chain2->path, chain2, chain);
TEST_LOOKUP(9, chain, "qcow2", chain2->path, chain2, chain);
TEST_LOOKUP(10, chain2, "qcow2", NULL, NULL, NULL);
TEST_LOOKUP(11, chain3, "qcow2", NULL, NULL, NULL);
TEST_LOOKUP(12, NULL, absqcow2, chain2->path, chain2, chain);
TEST_LOOKUP(13, chain, absqcow2, chain2->path, chain2, chain);
TEST_LOOKUP(14, chain2, absqcow2, NULL, NULL, NULL);
TEST_LOOKUP(15, chain3, absqcow2, NULL, NULL, NULL);
TEST_LOOKUP(16, NULL, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(17, chain, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(18, chain2, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(19, chain3, "raw", NULL, NULL, NULL);
TEST_LOOKUP(20, NULL, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(21, chain, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(22, chain2, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(23, chain3, absraw, NULL, NULL, NULL);
TEST_LOOKUP(24, NULL, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP(25, chain, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP(26, chain2, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP(27, chain3, NULL, NULL, NULL, NULL);
/* Rewrite wrap and qcow2 back to 3-deep chain, relative backing */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "raw", "-b", "raw", "qcow2", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", "qcow2", "wrap", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
/* Test behavior of chain lookups, relative backing from absolute start */
virObjectUnref(chain);
chain = testStorageFileGetMetadata(abswrap, VIR_STORAGE_FILE_QCOW2, -1, -1);
if (!chain) {
ret = -1;
goto cleanup;
}
chain2 = chain->backingStore;
chain3 = chain2->backingStore;
TEST_LOOKUP(28, NULL, "bogus", NULL, NULL, NULL);
TEST_LOOKUP(29, chain, "bogus", NULL, NULL, NULL);
TEST_LOOKUP(30, NULL, "wrap", chain->path, chain, NULL);
TEST_LOOKUP(31, chain, "wrap", NULL, NULL, NULL);
TEST_LOOKUP(32, chain2, "wrap", NULL, NULL, NULL);
TEST_LOOKUP(33, NULL, abswrap, chain->path, chain, NULL);
TEST_LOOKUP(34, chain, abswrap, NULL, NULL, NULL);
TEST_LOOKUP(35, chain2, abswrap, NULL, NULL, NULL);
TEST_LOOKUP(36, NULL, "qcow2", chain2->path, chain2, chain);
TEST_LOOKUP(37, chain, "qcow2", chain2->path, chain2, chain);
TEST_LOOKUP(38, chain2, "qcow2", NULL, NULL, NULL);
TEST_LOOKUP(39, chain3, "qcow2", NULL, NULL, NULL);
TEST_LOOKUP(40, NULL, absqcow2, chain2->path, chain2, chain);
TEST_LOOKUP(41, chain, absqcow2, chain2->path, chain2, chain);
TEST_LOOKUP(42, chain2, absqcow2, NULL, NULL, NULL);
TEST_LOOKUP(43, chain3, absqcow2, NULL, NULL, NULL);
TEST_LOOKUP(44, NULL, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(45, chain, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(46, chain2, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(47, chain3, "raw", NULL, NULL, NULL);
TEST_LOOKUP(48, NULL, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(49, chain, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(50, chain2, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(51, chain3, absraw, NULL, NULL, NULL);
TEST_LOOKUP(52, NULL, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP(53, chain, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP(54, chain2, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP(55, chain3, NULL, NULL, NULL, NULL);
/* Use link to wrap with cross-directory relative backing */
virCommandFree(cmd);
cmd = virCommandNewArgList(qemuimg, "rebase", "-u", "-f", "qcow2",
"-F", "qcow2", "-b", "../qcow2", "wrap", NULL);
if (virCommandRun(cmd, NULL) < 0)
ret = -1;
/* Test behavior of chain lookups, relative backing */
virObjectUnref(chain);
chain = testStorageFileGetMetadata("sub/link2", VIR_STORAGE_FILE_QCOW2,
-1, -1);
if (!chain) {
ret = -1;
goto cleanup;
}
chain2 = chain->backingStore;
chain3 = chain2->backingStore;
TEST_LOOKUP(56, NULL, "bogus", NULL, NULL, NULL);
TEST_LOOKUP(57, NULL, "sub/link2", chain->path, chain, NULL);
TEST_LOOKUP(58, NULL, "wrap", chain->path, chain, NULL);
TEST_LOOKUP(59, NULL, abswrap, chain->path, chain, NULL);
TEST_LOOKUP(60, NULL, "../qcow2", chain2->path, chain2, chain);
TEST_LOOKUP(61, NULL, "qcow2", NULL, NULL, NULL);
TEST_LOOKUP(62, NULL, absqcow2, chain2->path, chain2, chain);
TEST_LOOKUP(63, NULL, "raw", chain3->path, chain3, chain2);
TEST_LOOKUP(64, NULL, absraw, chain3->path, chain3, chain2);
TEST_LOOKUP(65, NULL, NULL, chain3->path, chain3, chain2);
TEST_LOOKUP_TARGET(66, "vda", NULL, "bogus[1]", 0, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(67, "vda", NULL, "vda[-1]", 0, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(68, "vda", NULL, "vda[1][1]", 0, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(69, "vda", NULL, "wrap", 0, chain->path, chain, NULL);
TEST_LOOKUP_TARGET(70, "vda", chain, "wrap", 0, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(71, "vda", chain2, "wrap", 0, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(72, "vda", NULL, "vda[0]", 0, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(73, "vda", NULL, "vda[1]", 1, chain2->path, chain2, chain);
TEST_LOOKUP_TARGET(74, "vda", chain, "vda[1]", 1, chain2->path, chain2, chain);
TEST_LOOKUP_TARGET(75, "vda", chain2, "vda[1]", 1, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(76, "vda", chain3, "vda[1]", 1, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(77, "vda", NULL, "vda[2]", 2, chain3->path, chain3, chain2);
TEST_LOOKUP_TARGET(78, "vda", chain, "vda[2]", 2, chain3->path, chain3, chain2);
TEST_LOOKUP_TARGET(79, "vda", chain2, "vda[2]", 2, chain3->path, chain3, chain2);
TEST_LOOKUP_TARGET(80, "vda", chain3, "vda[2]", 2, NULL, NULL, NULL);
TEST_LOOKUP_TARGET(81, "vda", NULL, "vda[3]", 3, NULL, NULL, NULL);
#define TEST_PATH_CANONICALIZE(id, PATH, EXPECT) \
do { \
data3.path = PATH; \
data3.expect = EXPECT; \
if (virTestRun("Path canonicalize " #id, \
testPathCanonicalize, &data3) < 0) \
ret = -1; \
} while (0)
TEST_PATH_CANONICALIZE(1, "/", "/");
TEST_PATH_CANONICALIZE(2, "/path", "/path");
TEST_PATH_CANONICALIZE(3, "/path/to/blah", "/path/to/blah");
TEST_PATH_CANONICALIZE(4, "/path/", "/path");
TEST_PATH_CANONICALIZE(5, "///////", "/");
TEST_PATH_CANONICALIZE(6, "//", "//");
TEST_PATH_CANONICALIZE(7, "", "");
TEST_PATH_CANONICALIZE(8, ".", ".");
TEST_PATH_CANONICALIZE(9, "../", "..");
TEST_PATH_CANONICALIZE(10, "../../", "../..");
TEST_PATH_CANONICALIZE(11, "../../blah", "../../blah");
TEST_PATH_CANONICALIZE(12, "/./././blah", "/blah");
TEST_PATH_CANONICALIZE(13, ".././../././../blah", "../../../blah");
TEST_PATH_CANONICALIZE(14, "/././", "/");
TEST_PATH_CANONICALIZE(15, "./././", ".");
TEST_PATH_CANONICALIZE(16, "blah/../foo", "foo");
TEST_PATH_CANONICALIZE(17, "foo/bar/../blah", "foo/blah");
TEST_PATH_CANONICALIZE(18, "foo/bar/.././blah", "foo/blah");
TEST_PATH_CANONICALIZE(19, "/path/to/foo/bar/../../../../../../../../baz", "/baz");
TEST_PATH_CANONICALIZE(20, "path/to/foo/bar/../../../../../../../../baz", "../../../../baz");
TEST_PATH_CANONICALIZE(21, "path/to/foo/bar", "path/to/foo/bar");
TEST_PATH_CANONICALIZE(22, "//foo//bar", "//foo/bar");
TEST_PATH_CANONICALIZE(23, "/bar//foo", "/bar/foo");
TEST_PATH_CANONICALIZE(24, "//../blah", "//blah");
/* test paths with symlinks */
TEST_PATH_CANONICALIZE(25, "/path/blah", "/other/path/huzah");
TEST_PATH_CANONICALIZE(26, "/path/to/relative/symlink", "/path/actual/file");
TEST_PATH_CANONICALIZE(27, "/path/to/relative/symlink/blah", "/path/actual/file/blah");
TEST_PATH_CANONICALIZE(28, "/path/blah/yippee", "/other/path/huzah/yippee");
TEST_PATH_CANONICALIZE(29, "/cycle", NULL);
TEST_PATH_CANONICALIZE(30, "/cycle2/link", NULL);
TEST_PATH_CANONICALIZE(31, "///", "/");
#define TEST_RELATIVE_BACKING(id, TOP, BASE, EXPECT) \
do { \
data4.top = &TOP; \
data4.base = &BASE; \
data4.expect = EXPECT; \
if (virTestRun("Path relative resolve " #id, \
testPathRelative, &data4) < 0) \
ret = -1; \
} while (0)
testPathRelativePrepare();
/* few negative tests first */
/* a non-relative image is in the backing chain span */
TEST_RELATIVE_BACKING(1, backingchain[0], backingchain[1], NULL);
TEST_RELATIVE_BACKING(2, backingchain[0], backingchain[2], NULL);
TEST_RELATIVE_BACKING(3, backingchain[0], backingchain[3], NULL);
TEST_RELATIVE_BACKING(4, backingchain[1], backingchain[5], NULL);
/* image is not in chain (specified backwards) */
TEST_RELATIVE_BACKING(5, backingchain[2], backingchain[1], NULL);
/* positive tests */
TEST_RELATIVE_BACKING(6, backingchain[1], backingchain[1], "asdf");
TEST_RELATIVE_BACKING(7, backingchain[1], backingchain[2], "test");
TEST_RELATIVE_BACKING(8, backingchain[1], backingchain[3], "blah");
TEST_RELATIVE_BACKING(9, backingchain[2], backingchain[2], "test");
TEST_RELATIVE_BACKING(10, backingchain[2], backingchain[3], "blah");
TEST_RELATIVE_BACKING(11, backingchain[3], backingchain[3], "blah");
/* oVirt spelling */
TEST_RELATIVE_BACKING(12, backingchain[5], backingchain[5], "../volume/image2");
TEST_RELATIVE_BACKING(13, backingchain[5], backingchain[6], "../volume/../volume/image3");
TEST_RELATIVE_BACKING(14, backingchain[5], backingchain[7], "../volume/../volume/../volume/image4");
TEST_RELATIVE_BACKING(15, backingchain[6], backingchain[6], "../volume/image3");
TEST_RELATIVE_BACKING(16, backingchain[6], backingchain[7], "../volume/../volume/image4");
TEST_RELATIVE_BACKING(17, backingchain[7], backingchain[7], "../volume/image4");
/* crazy spellings */
TEST_RELATIVE_BACKING(17, backingchain[9], backingchain[9], "directory/stuff/volumes/garbage/image2");
TEST_RELATIVE_BACKING(18, backingchain[9], backingchain[10], "directory/stuff/volumes/garbage/../../../image3");
TEST_RELATIVE_BACKING(19, backingchain[9], backingchain[11], "directory/stuff/volumes/garbage/../../../../blah/image4");
TEST_RELATIVE_BACKING(20, backingchain[10], backingchain[10], "../../../image3");
TEST_RELATIVE_BACKING(21, backingchain[10], backingchain[11], "../../../../blah/image4");
TEST_RELATIVE_BACKING(22, backingchain[11], backingchain[11], "../blah/image4");
virTestCounterReset("Backing store parse ");
#define TEST_BACKING_PARSE_FULL(bck, xml, rc) \
do { \
data5.backing = bck; \
data5.expect = xml; \
data5.rv = rc; \
if (virTestRun(virTestCounterNext(), \
testBackingParse, &data5) < 0) \
ret = -1; \
} while (0)
#define TEST_BACKING_PARSE(bck, xml) \
TEST_BACKING_PARSE_FULL(bck, xml, 0)
TEST_BACKING_PARSE("path", "<source file='path'/>\n");
TEST_BACKING_PARSE("://", NULL);
TEST_BACKING_PARSE("http://example.com",
"<source protocol='http' name=''>\n"
" <host name='example.com' port='80'/>\n"
"</source>\n");
TEST_BACKING_PARSE("http://example.com/",
"<source protocol='http' name=''>\n"
" <host name='example.com' port='80'/>\n"
"</source>\n");
TEST_BACKING_PARSE("http://example.com/file",
"<source protocol='http' name='file'>\n"
" <host name='example.com' port='80'/>\n"
"</source>\n");
TEST_BACKING_PARSE_FULL("http://user:pass@example.com/file",
"<source protocol='http' name='file'>\n"
" <host name='example.com' port='80'/>\n"
"</source>\n", 1);
TEST_BACKING_PARSE("rbd:testshare:id=asdf:mon_host=example.com",
"<source protocol='rbd' name='testshare'>\n"
" <host name='example.com'/>\n"
"</source>\n");
TEST_BACKING_PARSE("nbd:example.org:6000:exportname=blah",
"<source protocol='nbd' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("nbd:example.org:6000:exportname=:",
"<source protocol='nbd' name=':'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("nbd:example.org:6000:exportname=:test",
"<source protocol='nbd' name=':test'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("nbd://example.org:1234",
"<source protocol='nbd'>\n"
" <host name='example.org' port='1234'/>\n"
"</source>\n");
TEST_BACKING_PARSE("nbd://example.org:1234/",
"<source protocol='nbd'>\n"
" <host name='example.org' port='1234'/>\n"
"</source>\n");
TEST_BACKING_PARSE("nbd://example.org:1234/exportname",
"<source protocol='nbd' name='exportname'>\n"
" <host name='example.org' port='1234'/>\n"
"</source>\n");
TEST_BACKING_PARSE_FULL("iscsi://testuser:testpass@example.org:1234/exportname",
"<source protocol='iscsi' name='exportname'>\n"
" <host name='example.org' port='1234'/>\n"
"</source>\n", 1);
#ifdef WITH_YAJL
TEST_BACKING_PARSE("json:", NULL);
TEST_BACKING_PARSE("json:asdgsdfg", NULL);
TEST_BACKING_PARSE("json:{}", NULL);
TEST_BACKING_PARSE("json: { \"file.driver\":\"blah\"}", NULL);
TEST_BACKING_PARSE("json:{\"file.driver\":\"file\"}", NULL);
TEST_BACKING_PARSE("json:{\"file.driver\":\"file\", "
"\"file.filename\":\"/path/to/file\"}",
"<source file='/path/to/file'/>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"file\", "
"\"filename\":\"/path/to/file\"}", NULL);
TEST_BACKING_PARSE("json:{\"file\" : { \"driver\":\"file\","
"\"filename\":\"/path/to/file\""
"}"
"}",
"<source file='/path/to/file'/>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"host_device\", "
"\"file.filename\":\"/path/to/dev\"}",
"<source dev='/path/to/dev'/>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"host_cdrom\", "
"\"file.filename\":\"/path/to/cdrom\"}",
"<source dev='/path/to/cdrom'/>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"http\", "
"\"file.url\":\"http://example.com/file\"}",
"<source protocol='http' name='file'>\n"
" <host name='example.com' port='80'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{ \"driver\":\"http\","
"\"url\":\"http://example.com/file\""
"}"
"}",
"<source protocol='http' name='file'>\n"
" <host name='example.com' port='80'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"ftp\", "
"\"file.url\":\"http://example.com/file\"}",
NULL);
TEST_BACKING_PARSE("json:{\"file.driver\":\"gluster\", "
"\"file.filename\":\"gluster://example.com/vol/file\"}",
"<source protocol='gluster' name='vol/file'>\n"
" <host name='example.com' port='24007'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"gluster\","
"\"volume\":\"testvol\","
"\"path\":\"img.qcow2\","
"\"server\":[ { \"type\":\"tcp\","
"\"host\":\"example.com\","
"\"port\":\"1234\""
"},"
"{ \"type\":\"unix\","
"\"socket\":\"/path/socket\""
"},"
"{ \"type\":\"tcp\","
"\"host\":\"example.com\""
"}"
"]"
"}"
"}",
"<source protocol='gluster' name='testvol/img.qcow2'>\n"
" <host name='example.com' port='1234'/>\n"
" <host transport='unix' socket='/path/socket'/>\n"
" <host name='example.com' port='24007'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"gluster\","
"\"file.volume\":\"testvol\","
"\"file.path\":\"img.qcow2\","
"\"file.server\":[ { \"type\":\"tcp\","
"\"host\":\"example.com\","
"\"port\":\"1234\""
"},"
"{ \"type\":\"unix\","
"\"socket\":\"/path/socket\""
"},"
"{ \"type\":\"inet\","
"\"host\":\"example.com\""
"}"
"]"
"}",
"<source protocol='gluster' name='testvol/img.qcow2'>\n"
" <host name='example.com' port='1234'/>\n"
" <host transport='unix' socket='/path/socket'/>\n"
" <host name='example.com' port='24007'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"nbd\","
"\"path\":\"/path/to/socket\""
"}"
"}",
"<source protocol='nbd'>\n"
" <host transport='unix' socket='/path/to/socket'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"nbd\","
"\"file.path\":\"/path/to/socket\""
"}",
"<source protocol='nbd'>\n"
" <host transport='unix' socket='/path/to/socket'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"nbd\","
"\"export\":\"blah\","
"\"host\":\"example.org\","
"\"port\":\"6000\""
"}"
"}",
"<source protocol='nbd' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"nbd\","
"\"file.export\":\"blah\","
"\"file.host\":\"example.org\","
"\"file.port\":\"6000\""
"}",
"<source protocol='nbd' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"nbd\","
"\"export\":\"blah\","
"\"server\": { \"type\":\"inet\","
"\"host\":\"example.org\","
"\"port\":\"6000\""
"}"
"}"
"}",
"<source protocol='nbd' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"nbd\","
"\"server\": { \"type\":\"unix\","
"\"path\":\"/path/socket\""
"}"
"}"
"}",
"<source protocol='nbd'>\n"
" <host transport='unix' socket='/path/socket'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"ssh\","
"\"host\":\"example.org\","
"\"port\":\"6000\","
"\"path\":\"blah\","
"\"user\":\"user\""
"}"
"}",
"<source protocol='ssh' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"ssh\","
"\"file.host\":\"example.org\","
"\"file.port\":\"6000\","
"\"file.path\":\"blah\","
"\"file.user\":\"user\""
"}",
"<source protocol='ssh' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"ssh\","
"\"path\":\"blah\","
"\"server\":{ \"host\":\"example.org\","
"\"port\":\"6000\""
"},"
"\"user\":\"user\""
"}"
"}",
"<source protocol='ssh' name='blah'>\n"
" <host name='example.org' port='6000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file.driver\":\"rbd\","
"\"file.filename\":\"rbd:testshare:id=asdf:mon_host=example.com\""
"}",
"<source protocol='rbd' name='testshare'>\n"
" <host name='example.com'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"rbd\","
"\"image\":\"test\","
"\"pool\":\"libvirt\","
"\"conf\":\"/path/to/conf\","
"\"snapshot\":\"snapshotname\","
"\"server\":[ {\"host\":\"example.com\","
"\"port\":\"1234\""
"},"
"{\"host\":\"example2.com\""
"}"
"]"
"}"
"}",
"<source protocol='rbd' name='libvirt/test'>\n"
" <host name='example.com' port='1234'/>\n"
" <host name='example2.com'/>\n"
" <snapshot name='snapshotname'/>\n"
" <config file='/path/to/conf'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{ \"file\": { "
"\"driver\": \"raw\","
"\"file\": {"
"\"driver\": \"file\","
"\"filename\": \"/path/to/file\" } } }",
"<source file='/path/to/file'/>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"iscsi\","
"\"transport\":\"tcp\","
"\"portal\":\"test.org\","
"\"target\":\"iqn.2016-12.com.virttest:emulated-iscsi-noauth.target\""
"}"
"}",
"<source protocol='iscsi' name='iqn.2016-12.com.virttest:emulated-iscsi-noauth.target/0'>\n"
" <host name='test.org' port='3260'/>\n"
"</source>\n");
TEST_BACKING_PARSE_FULL("json:{\"file\":{\"driver\":\"iscsi\","
"\"transport\":\"tcp\","
"\"portal\":\"test.org\","
"\"user\":\"testuser\","
"\"target\":\"iqn.2016-12.com.virttest:emulated-iscsi-auth.target\""
"}"
"}",
"<source protocol='iscsi' name='iqn.2016-12.com.virttest:emulated-iscsi-auth.target/0'>\n"
" <host name='test.org' port='3260'/>\n"
"</source>\n", 1);
TEST_BACKING_PARSE_FULL("json:{\"file\":{\"driver\":\"iscsi\","
"\"transport\":\"tcp\","
"\"portal\":\"test.org\","
"\"password\":\"testpass\","
"\"target\":\"iqn.2016-12.com.virttest:emulated-iscsi-auth.target\""
"}"
"}",
"<source protocol='iscsi' name='iqn.2016-12.com.virttest:emulated-iscsi-auth.target/0'>\n"
" <host name='test.org' port='3260'/>\n"
"</source>\n", 1);
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"iscsi\","
"\"transport\":\"tcp\","
"\"portal\":\"test.org:1234\","
"\"target\":\"iqn.2016-12.com.virttest:emulated-iscsi-noauth.target\","
"\"lun\":\"6\""
"}"
"}",
"<source protocol='iscsi' name='iqn.2016-12.com.virttest:emulated-iscsi-noauth.target/6'>\n"
" <host name='test.org' port='1234'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"iscsi\","
"\"transport\":\"tcp\","
"\"portal\":\"[2001::0]:1234\","
"\"target\":\"iqn.2016-12.com.virttest:emulated-iscsi-noauth.target\","
"\"lun\":6"
"}"
"}",
"<source protocol='iscsi' name='iqn.2016-12.com.virttest:emulated-iscsi-noauth.target/6'>\n"
" <host name='[2001::0]' port='1234'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"iscsi\","
"\"transport\":\"tcp\","
"\"portal\":\"[2001::0]\","
"\"target\":\"iqn.2016-12.com.virttest:emulated-iscsi-noauth.target\","
"\"lun\":6"
"}"
"}",
"<source protocol='iscsi' name='iqn.2016-12.com.virttest:emulated-iscsi-noauth.target/6'>\n"
" <host name='[2001::0]' port='3260'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"sheepdog\","
"\"vdi\":\"test\","
"\"server\":{ \"type\":\"inet\","
"\"host\":\"example.com\","
"\"port\":\"321\""
"}"
"}"
"}",
"<source protocol='sheepdog' name='test'>\n"
" <host name='example.com' port='321'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"driver\": \"raw\","
"\"file\": {\"server.host\": \"10.10.10.10\","
"\"server.port\": \"7000\","
"\"tag\": \"\","
"\"driver\": \"sheepdog\","
"\"server.type\": \"inet\","
"\"vdi\": \"Alice\"}}",
"<source protocol='sheepdog' name='Alice'>\n"
" <host name='10.10.10.10' port='7000'/>\n"
"</source>\n");
TEST_BACKING_PARSE("json:{\"file\":{\"driver\":\"vxhs\","
"\"vdisk-id\":\"c6718f6b-0401-441d-a8c3-1f0064d75ee0\","
"\"server\": { \"host\":\"example.com\","
"\"port\":\"9999\""
"}"
"}"
"}",
"<source protocol='vxhs' name='c6718f6b-0401-441d-a8c3-1f0064d75ee0'>\n"
" <host name='example.com' port='9999'/>\n"
"</source>\n");
#endif /* WITH_YAJL */
cleanup:
/* Final cleanup */
testCleanupImages();
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}
VIR_TEST_MAIN(mymain)
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