blob: 3c8cd235cf01f03c839cd8dd27163e610dd4e5db [file] [log] [blame]
/*
* QTest testcase for VirtIO 9P
*
* Copyright (c) 2014 SUSE LINUX Products GmbH
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
/*
* Not so fast! You might want to read the 9p developer docs first:
* https://wiki.qemu.org/Documentation/9p
*/
#include "qemu/osdep.h"
#include "qemu/module.h"
#include "libqos/virtio-9p-client.h"
#define twalk(...) v9fs_twalk((TWalkOpt) __VA_ARGS__)
#define tversion(...) v9fs_tversion((TVersionOpt) __VA_ARGS__)
#define tattach(...) v9fs_tattach((TAttachOpt) __VA_ARGS__)
#define tgetattr(...) v9fs_tgetattr((TGetAttrOpt) __VA_ARGS__)
#define treaddir(...) v9fs_treaddir((TReadDirOpt) __VA_ARGS__)
#define tlopen(...) v9fs_tlopen((TLOpenOpt) __VA_ARGS__)
#define twrite(...) v9fs_twrite((TWriteOpt) __VA_ARGS__)
#define tflush(...) v9fs_tflush((TFlushOpt) __VA_ARGS__)
#define tmkdir(...) v9fs_tmkdir((TMkdirOpt) __VA_ARGS__)
#define tlcreate(...) v9fs_tlcreate((TlcreateOpt) __VA_ARGS__)
#define tsymlink(...) v9fs_tsymlink((TsymlinkOpt) __VA_ARGS__)
#define tlink(...) v9fs_tlink((TlinkOpt) __VA_ARGS__)
#define tunlinkat(...) v9fs_tunlinkat((TunlinkatOpt) __VA_ARGS__)
static void pci_config(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
size_t tag_len = qvirtio_config_readw(v9p->vdev, 0);
g_autofree char *tag = NULL;
int i;
g_assert_cmpint(tag_len, ==, strlen(MOUNT_TAG));
tag = g_malloc(tag_len);
for (i = 0; i < tag_len; i++) {
tag[i] = qvirtio_config_readb(v9p->vdev, i + 2);
}
g_assert_cmpmem(tag, tag_len, MOUNT_TAG, tag_len);
}
static inline bool is_same_qid(v9fs_qid a, v9fs_qid b)
{
/* don't compare QID version for checking for file ID equalness */
return a[0] == b[0] && memcmp(&a[5], &b[5], 8) == 0;
}
static void fs_version(void *obj, void *data, QGuestAllocator *t_alloc)
{
v9fs_set_allocator(t_alloc);
tversion({ .client = obj });
}
static void fs_attach(void *obj, void *data, QGuestAllocator *t_alloc)
{
v9fs_set_allocator(t_alloc);
tattach({ .client = obj });
}
static void fs_walk(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[P9_MAXWELEM];
uint16_t nwqid;
g_autofree v9fs_qid *wqid = NULL;
int i;
for (i = 0; i < P9_MAXWELEM; i++) {
wnames[i] = g_strdup_printf(QTEST_V9FS_SYNTH_WALK_FILE, i);
}
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1,
.nwname = P9_MAXWELEM, .wnames = wnames,
.rwalk = { .nwqid = &nwqid, .wqid = &wqid }
});
g_assert_cmpint(nwqid, ==, P9_MAXWELEM);
for (i = 0; i < P9_MAXWELEM; i++) {
g_free(wnames[i]);
}
}
static bool fs_dirents_contain_name(struct V9fsDirent *e, const char* name)
{
for (; e; e = e->next) {
if (!strcmp(e->name, name)) {
return true;
}
}
return false;
}
/* basic readdir test where reply fits into a single response message */
static void fs_readdir(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[] = { g_strdup(QTEST_V9FS_SYNTH_READDIR_DIR) };
uint16_t nqid;
v9fs_qid qid;
uint32_t count, nentries;
struct V9fsDirent *entries = NULL;
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1,
.nwname = 1, .wnames = wnames, .rwalk.nwqid = &nqid
});
g_assert_cmpint(nqid, ==, 1);
tlopen({
.client = v9p, .fid = 1, .flags = O_DIRECTORY, .rlopen.qid = &qid
});
/*
* submit count = msize - 11, because 11 is the header size of Rreaddir
*/
treaddir({
.client = v9p, .fid = 1, .offset = 0, .count = P9_MAX_SIZE - 11,
.rreaddir = {
.count = &count, .nentries = &nentries, .entries = &entries
}
});
/*
* Assuming msize (P9_MAX_SIZE) is large enough so we can retrieve all
* dir entries with only one readdir request.
*/
g_assert_cmpint(
nentries, ==,
QTEST_V9FS_SYNTH_READDIR_NFILES + 2 /* "." and ".." */
);
/*
* Check all file names exist in returned entries, ignore their order
* though.
*/
g_assert_cmpint(fs_dirents_contain_name(entries, "."), ==, true);
g_assert_cmpint(fs_dirents_contain_name(entries, ".."), ==, true);
for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) {
g_autofree char *name =
g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i);
g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true);
}
v9fs_free_dirents(entries);
g_free(wnames[0]);
}
/* readdir test where overall request is split over several messages */
static void do_readdir_split(QVirtio9P *v9p, uint32_t count)
{
char *wnames[] = { g_strdup(QTEST_V9FS_SYNTH_READDIR_DIR) };
uint16_t nqid;
v9fs_qid qid;
uint32_t nentries, npartialentries;
struct V9fsDirent *entries, *tail, *partialentries;
int fid;
uint64_t offset;
tattach({ .client = v9p });
fid = 1;
offset = 0;
entries = NULL;
nentries = 0;
tail = NULL;
twalk({
.client = v9p, .fid = 0, .newfid = fid,
.nwname = 1, .wnames = wnames, .rwalk.nwqid = &nqid
});
g_assert_cmpint(nqid, ==, 1);
tlopen({
.client = v9p, .fid = fid, .flags = O_DIRECTORY, .rlopen.qid = &qid
});
/*
* send as many Treaddir requests as required to get all directory
* entries
*/
while (true) {
npartialentries = 0;
partialentries = NULL;
treaddir({
.client = v9p, .fid = fid, .offset = offset, .count = count,
.rreaddir = {
.count = &count, .nentries = &npartialentries,
.entries = &partialentries
}
});
if (npartialentries > 0 && partialentries) {
if (!entries) {
entries = partialentries;
nentries = npartialentries;
tail = partialentries;
} else {
tail->next = partialentries;
nentries += npartialentries;
}
while (tail->next) {
tail = tail->next;
}
offset = tail->offset;
} else {
break;
}
}
g_assert_cmpint(
nentries, ==,
QTEST_V9FS_SYNTH_READDIR_NFILES + 2 /* "." and ".." */
);
/*
* Check all file names exist in returned entries, ignore their order
* though.
*/
g_assert_cmpint(fs_dirents_contain_name(entries, "."), ==, true);
g_assert_cmpint(fs_dirents_contain_name(entries, ".."), ==, true);
for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) {
char *name = g_strdup_printf(QTEST_V9FS_SYNTH_READDIR_FILE, i);
g_assert_cmpint(fs_dirents_contain_name(entries, name), ==, true);
g_free(name);
}
v9fs_free_dirents(entries);
g_free(wnames[0]);
}
static void fs_walk_no_slash(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[] = { g_strdup(" /") };
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames,
.expectErr = ENOENT
});
g_free(wnames[0]);
}
static void fs_walk_nonexistent(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
tattach({ .client = v9p });
/*
* The 9p2000 protocol spec says: "If the first element cannot be walked
* for any reason, Rerror is returned."
*/
twalk({ .client = v9p, .path = "non-existent", .expectErr = ENOENT });
}
static void fs_walk_2nd_nonexistent(void *obj, void *data,
QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
v9fs_qid root_qid;
uint16_t nwqid;
uint32_t fid;
g_autofree v9fs_qid *wqid = NULL;
g_autofree char *path = g_strdup_printf(
QTEST_V9FS_SYNTH_WALK_FILE "/non-existent", 0
);
tattach({ .client = v9p, .rattach.qid = &root_qid });
fid = twalk({
.client = v9p, .path = path,
.rwalk = { .nwqid = &nwqid, .wqid = &wqid }
}).newfid;
/*
* The 9p2000 protocol spec says: "nwqid is therefore either nwname or the
* index of the first elementwise walk that failed."
*/
assert(nwqid == 1);
/* returned QID wqid[0] is file ID of 1st subdir */
g_assert(wqid && wqid[0] && !is_same_qid(root_qid, wqid[0]));
/* expect fid being unaffected by walk above */
tgetattr({
.client = v9p, .fid = fid, .request_mask = P9_GETATTR_BASIC,
.expectErr = ENOENT
});
}
static void fs_walk_none(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
v9fs_qid root_qid;
g_autofree v9fs_qid *wqid = NULL;
struct v9fs_attr attr;
tversion({ .client = v9p });
tattach({
.client = v9p, .fid = 0, .n_uname = getuid(),
.rattach.qid = &root_qid
});
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 0, .wnames = NULL,
.rwalk.wqid = &wqid
});
/* special case: no QID is returned if nwname=0 was sent */
g_assert(wqid == NULL);
tgetattr({
.client = v9p, .fid = 1, .request_mask = P9_GETATTR_BASIC,
.rgetattr.attr = &attr
});
g_assert(is_same_qid(root_qid, attr.qid));
}
static void fs_walk_dotdot(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[] = { g_strdup("..") };
v9fs_qid root_qid;
g_autofree v9fs_qid *wqid = NULL;
tversion({ .client = v9p });
tattach({
.client = v9p, .fid = 0, .n_uname = getuid(),
.rattach.qid = &root_qid
});
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames,
.rwalk.wqid = &wqid /* We now we'll get one qid */
});
g_assert_cmpmem(&root_qid, 13, wqid[0], 13);
g_free(wnames[0]);
}
static void fs_lopen(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[] = { g_strdup(QTEST_V9FS_SYNTH_LOPEN_FILE) };
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames
});
tlopen({ .client = v9p, .fid = 1, .flags = O_WRONLY });
g_free(wnames[0]);
}
static void fs_write(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
static const uint32_t write_count = P9_MAX_SIZE / 2;
char *wnames[] = { g_strdup(QTEST_V9FS_SYNTH_WRITE_FILE) };
g_autofree char *buf = g_malloc0(write_count);
uint32_t count;
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames
});
tlopen({ .client = v9p, .fid = 1, .flags = O_WRONLY });
count = twrite({
.client = v9p, .fid = 1, .offset = 0, .count = write_count,
.data = buf
}).count;
g_assert_cmpint(count, ==, write_count);
g_free(wnames[0]);
}
static void fs_flush_success(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[] = { g_strdup(QTEST_V9FS_SYNTH_FLUSH_FILE) };
P9Req *req, *flush_req;
uint32_t reply_len;
uint8_t should_block;
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames
});
tlopen({ .client = v9p, .fid = 1, .flags = O_WRONLY });
/* This will cause the 9p server to try to write data to the backend,
* until the write request gets cancelled.
*/
should_block = 1;
req = twrite({
.client = v9p, .fid = 1, .offset = 0,
.count = sizeof(should_block), .data = &should_block,
.requestOnly = true
}).req;
flush_req = tflush({
.client = v9p, .oldtag = req->tag, .tag = 1, .requestOnly = true
}).req;
/* The write request is supposed to be flushed: the server should just
* mark the write request as used and reply to the flush request.
*/
v9fs_req_wait_for_reply(req, &reply_len);
g_assert_cmpint(reply_len, ==, 0);
v9fs_req_free(req);
v9fs_rflush(flush_req);
g_free(wnames[0]);
}
static void fs_flush_ignored(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
char *wnames[] = { g_strdup(QTEST_V9FS_SYNTH_FLUSH_FILE) };
P9Req *req, *flush_req;
uint32_t count;
uint8_t should_block;
tattach({ .client = v9p });
twalk({
.client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames
});
tlopen({ .client = v9p, .fid = 1, .flags = O_WRONLY });
/* This will cause the write request to complete right away, before it
* could be actually cancelled.
*/
should_block = 0;
req = twrite({
.client = v9p, .fid = 1, .offset = 0,
.count = sizeof(should_block), .data = &should_block,
.requestOnly = true
}).req;
flush_req = tflush({
.client = v9p, .oldtag = req->tag, .tag = 1, .requestOnly = true
}).req;
/* The write request is supposed to complete. The server should
* reply to the write request and the flush request.
*/
v9fs_req_wait_for_reply(req, NULL);
v9fs_rwrite(req, &count);
g_assert_cmpint(count, ==, sizeof(should_block));
v9fs_rflush(flush_req);
g_free(wnames[0]);
}
static void fs_readdir_split_128(void *obj, void *data,
QGuestAllocator *t_alloc)
{
v9fs_set_allocator(t_alloc);
do_readdir_split(obj, 128);
}
static void fs_readdir_split_256(void *obj, void *data,
QGuestAllocator *t_alloc)
{
v9fs_set_allocator(t_alloc);
do_readdir_split(obj, 256);
}
static void fs_readdir_split_512(void *obj, void *data,
QGuestAllocator *t_alloc)
{
v9fs_set_allocator(t_alloc);
do_readdir_split(obj, 512);
}
/* tests using the 9pfs 'local' fs driver */
static void fs_create_dir(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st;
g_autofree char *root_path = virtio_9p_test_path("");
g_autofree char *new_dir = virtio_9p_test_path("01");
g_assert(root_path != NULL);
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "01" });
/* check if created directory really exists now ... */
g_assert(stat(new_dir, &st) == 0);
/* ... and is actually a directory */
g_assert((st.st_mode & S_IFMT) == S_IFDIR);
}
static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st;
g_autofree char *root_path = virtio_9p_test_path("");
g_autofree char *new_dir = virtio_9p_test_path("02");
g_assert(root_path != NULL);
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "02" });
/* check if created directory really exists now ... */
g_assert(stat(new_dir, &st) == 0);
/* ... and is actually a directory */
g_assert((st.st_mode & S_IFMT) == S_IFDIR);
tunlinkat({
.client = v9p, .atPath = "/", .name = "02",
.flags = P9_DOTL_AT_REMOVEDIR
});
/* directory should be gone now */
g_assert(stat(new_dir, &st) != 0);
}
static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st;
g_autofree char *new_file = virtio_9p_test_path("03/1st_file");
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "03" });
tlcreate({ .client = v9p, .atPath = "03", .name = "1st_file" });
/* check if created file exists now ... */
g_assert(stat(new_file, &st) == 0);
/* ... and is a regular file */
g_assert((st.st_mode & S_IFMT) == S_IFREG);
}
static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st;
g_autofree char *new_file = virtio_9p_test_path("04/doa_file");
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "04" });
tlcreate({ .client = v9p, .atPath = "04", .name = "doa_file" });
/* check if created file exists now ... */
g_assert(stat(new_file, &st) == 0);
/* ... and is a regular file */
g_assert((st.st_mode & S_IFMT) == S_IFREG);
tunlinkat({ .client = v9p, .atPath = "04", .name = "doa_file" });
/* file should be gone now */
g_assert(stat(new_file, &st) != 0);
}
static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st;
g_autofree char *real_file = virtio_9p_test_path("05/real_file");
g_autofree char *symlink_file = virtio_9p_test_path("05/symlink_file");
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "05" });
tlcreate({ .client = v9p, .atPath = "05", .name = "real_file" });
g_assert(stat(real_file, &st) == 0);
g_assert((st.st_mode & S_IFMT) == S_IFREG);
tsymlink({
.client = v9p, .atPath = "05", .name = "symlink_file",
.symtgt = "real_file"
});
/* check if created link exists now */
g_assert(stat(symlink_file, &st) == 0);
}
static void fs_unlinkat_symlink(void *obj, void *data,
QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st;
g_autofree char *real_file = virtio_9p_test_path("06/real_file");
g_autofree char *symlink_file = virtio_9p_test_path("06/symlink_file");
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "06" });
tlcreate({ .client = v9p, .atPath = "06", .name = "real_file" });
g_assert(stat(real_file, &st) == 0);
g_assert((st.st_mode & S_IFMT) == S_IFREG);
tsymlink({
.client = v9p, .atPath = "06", .name = "symlink_file",
.symtgt = "real_file"
});
g_assert(stat(symlink_file, &st) == 0);
tunlinkat({ .client = v9p, .atPath = "06", .name = "symlink_file" });
/* symlink should be gone now */
g_assert(stat(symlink_file, &st) != 0);
}
static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st_real, st_link;
g_autofree char *real_file = virtio_9p_test_path("07/real_file");
g_autofree char *hardlink_file = virtio_9p_test_path("07/hardlink_file");
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "07" });
tlcreate({ .client = v9p, .atPath = "07", .name = "real_file" });
g_assert(stat(real_file, &st_real) == 0);
g_assert((st_real.st_mode & S_IFMT) == S_IFREG);
tlink({
.client = v9p, .atPath = "07", .name = "hardlink_file",
.toPath = "07/real_file"
});
/* check if link exists now ... */
g_assert(stat(hardlink_file, &st_link) == 0);
/* ... and it's a hard link, right? */
g_assert((st_link.st_mode & S_IFMT) == S_IFREG);
g_assert(st_link.st_dev == st_real.st_dev);
g_assert(st_link.st_ino == st_real.st_ino);
}
static void fs_unlinkat_hardlink(void *obj, void *data,
QGuestAllocator *t_alloc)
{
QVirtio9P *v9p = obj;
v9fs_set_allocator(t_alloc);
struct stat st_real, st_link;
g_autofree char *real_file = virtio_9p_test_path("08/real_file");
g_autofree char *hardlink_file = virtio_9p_test_path("08/hardlink_file");
tattach({ .client = v9p });
tmkdir({ .client = v9p, .atPath = "/", .name = "08" });
tlcreate({ .client = v9p, .atPath = "08", .name = "real_file" });
g_assert(stat(real_file, &st_real) == 0);
g_assert((st_real.st_mode & S_IFMT) == S_IFREG);
tlink({
.client = v9p, .atPath = "08", .name = "hardlink_file",
.toPath = "08/real_file"
});
g_assert(stat(hardlink_file, &st_link) == 0);
tunlinkat({ .client = v9p, .atPath = "08", .name = "hardlink_file" });
/* symlink should be gone now */
g_assert(stat(hardlink_file, &st_link) != 0);
/* and old file should still exist */
g_assert(stat(real_file, &st_real) == 0);
}
static void cleanup_9p_local_driver(void *data)
{
/* remove previously created test dir when test is completed */
virtio_9p_remove_local_test_dir();
}
static void *assign_9p_local_driver(GString *cmd_line, void *arg)
{
/* make sure test dir for the 'local' tests exists */
virtio_9p_create_local_test_dir();
virtio_9p_assign_local_driver(cmd_line, "security_model=mapped-xattr");
g_test_queue_destroy(cleanup_9p_local_driver, NULL);
return arg;
}
static void register_virtio_9p_test(void)
{
QOSGraphTestOptions opts = {
};
/* 9pfs test cases using the 'synth' filesystem driver */
qos_add_test("synth/config", "virtio-9p", pci_config, &opts);
qos_add_test("synth/version/basic", "virtio-9p", fs_version, &opts);
qos_add_test("synth/attach/basic", "virtio-9p", fs_attach, &opts);
qos_add_test("synth/walk/basic", "virtio-9p", fs_walk, &opts);
qos_add_test("synth/walk/no_slash", "virtio-9p", fs_walk_no_slash,
&opts);
qos_add_test("synth/walk/none", "virtio-9p", fs_walk_none, &opts);
qos_add_test("synth/walk/dotdot_from_root", "virtio-9p",
fs_walk_dotdot, &opts);
qos_add_test("synth/walk/non_existent", "virtio-9p", fs_walk_nonexistent,
&opts);
qos_add_test("synth/walk/2nd_non_existent", "virtio-9p",
fs_walk_2nd_nonexistent, &opts);
qos_add_test("synth/lopen/basic", "virtio-9p", fs_lopen, &opts);
qos_add_test("synth/write/basic", "virtio-9p", fs_write, &opts);
qos_add_test("synth/flush/success", "virtio-9p", fs_flush_success,
&opts);
qos_add_test("synth/flush/ignored", "virtio-9p", fs_flush_ignored,
&opts);
qos_add_test("synth/readdir/basic", "virtio-9p", fs_readdir, &opts);
qos_add_test("synth/readdir/split_512", "virtio-9p",
fs_readdir_split_512, &opts);
qos_add_test("synth/readdir/split_256", "virtio-9p",
fs_readdir_split_256, &opts);
qos_add_test("synth/readdir/split_128", "virtio-9p",
fs_readdir_split_128, &opts);
/* 9pfs test cases using the 'local' filesystem driver */
opts.before = assign_9p_local_driver;
qos_add_test("local/config", "virtio-9p", pci_config, &opts);
qos_add_test("local/create_dir", "virtio-9p", fs_create_dir, &opts);
qos_add_test("local/unlinkat_dir", "virtio-9p", fs_unlinkat_dir, &opts);
qos_add_test("local/create_file", "virtio-9p", fs_create_file, &opts);
qos_add_test("local/unlinkat_file", "virtio-9p", fs_unlinkat_file, &opts);
qos_add_test("local/symlink_file", "virtio-9p", fs_symlink_file, &opts);
qos_add_test("local/unlinkat_symlink", "virtio-9p", fs_unlinkat_symlink,
&opts);
qos_add_test("local/hardlink_file", "virtio-9p", fs_hardlink_file, &opts);
qos_add_test("local/unlinkat_hardlink", "virtio-9p", fs_unlinkat_hardlink,
&opts);
}
libqos_init(register_virtio_9p_test);