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tests/9p: merge v9fs_tmkdir() and do_mkdir()

Browse source 
As with previous patches, unify those 2 functions into a single function
v9fs_tmkdir() by using a declarative function arguments approach.

Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Message-Id: <b87b2c972921df980440ff5b2d3e6bb8163d6551.1664917004.git.qemu_oss@crudebyte.com>
This commit is contained in:
Christian Schoenebeck 2022-10-04 22:54:06 +02:00
parent d89146fd16
commit e11680102a
3 changed files with 78 additions and 30 deletions
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42
tests/qtest/libqos/virtio-9p-client.c
View file

@ -766,10 +766,26 @@ void v9fs_rflush(P9Req *req)
}
/* size[4] Tmkdir tag[2] dfid[4] name[s] mode[4] gid[4] */
P9Req *v9fs_tmkdir(QVirtio9P *v9p, uint32_t dfid, const char *name,
uint32_t mode, uint32_t gid, uint16_t tag)
TMkdirRes v9fs_tmkdir(TMkdirOpt opt)
{
P9Req *req;
uint32_t err;
g_autofree char *name = g_strdup(opt.name);
g_assert(opt.client);
/* expecting either hi-level atPath or low-level dfid, but not both */
g_assert(!opt.atPath || !opt.dfid);
/* expecting either Rmkdir or Rlerror, but obviously not both */
g_assert(!opt.expectErr || !opt.rmkdir.qid);
if (opt.atPath) {
opt.dfid = v9fs_twalk((TWalkOpt) { .client = opt.client,
.path = opt.atPath }).newfid;
}
if (!opt.mode) {
opt.mode = 0750;
}
uint32_t body_size = 4 + 4 + 4;
uint16_t string_size = v9fs_string_size(name);
@ -777,13 +793,25 @@ P9Req *v9fs_tmkdir(QVirtio9P *v9p, uint32_t dfid, const char *name,
g_assert_cmpint(body_size, <=, UINT32_MAX - string_size);
body_size += string_size;
req = v9fs_req_init(v9p, body_size, P9_TMKDIR, tag);
v9fs_uint32_write(req, dfid);
req = v9fs_req_init(opt.client, body_size, P9_TMKDIR, opt.tag);
v9fs_uint32_write(req, opt.dfid);
v9fs_string_write(req, name);
v9fs_uint32_write(req, mode);
v9fs_uint32_write(req, gid);
v9fs_uint32_write(req, opt.mode);
v9fs_uint32_write(req, opt.gid);
v9fs_req_send(req);
return req;
if (!opt.requestOnly) {
v9fs_req_wait_for_reply(req, NULL);
if (opt.expectErr) {
v9fs_rlerror(req, &err);
g_assert_cmpint(err, ==, opt.expectErr);
} else {
v9fs_rmkdir(req, opt.rmkdir.qid);
}
req = NULL; /* request was freed */
}
return (TMkdirRes) { .req = req };
}
/* size[4] Rmkdir tag[2] qid[13] */

36
tests/qtest/libqos/virtio-9p-client.h
View file

@ -287,6 +287,39 @@ typedef struct TFlushRes {
P9Req *req;
} TFlushRes;
/* options for 'Tmkdir' 9p request */
typedef struct TMkdirOpt {
/* 9P client being used (mandatory) */
QVirtio9P *client;
/* user supplied tag number being returned with response (optional) */
uint16_t tag;
/* low level variant of directory where new one shall be created */
uint32_t dfid;
/* high-level variant of directory where new one shall be created */
const char *atPath;
/* New directory's name (required) */
const char *name;
/* Linux mkdir(2) mode bits (optional) */
uint32_t mode;
/* effective group ID of caller */
uint32_t gid;
/* data being received from 9p server as 'Rmkdir' response (optional) */
struct {
/* QID of newly created directory */
v9fs_qid *qid;
} rmkdir;
/* only send Tmkdir request but not wait for a reply? (optional) */
bool requestOnly;
/* do we expect an Rlerror response, if yes which error code? (optional) */
uint32_t expectErr;
} TMkdirOpt;
/* result of 'TMkdir' 9p request */
typedef struct TMkdirRes {
/* if requestOnly was set: request object for further processing */
P9Req *req;
} TMkdirRes;
void v9fs_set_allocator(QGuestAllocator *t_alloc);
void v9fs_memwrite(P9Req *req, const void *addr, size_t len);
void v9fs_memskip(P9Req *req, size_t len);
@ -326,8 +359,7 @@ TWriteRes v9fs_twrite(TWriteOpt);
void v9fs_rwrite(P9Req *req, uint32_t *count);
TFlushRes v9fs_tflush(TFlushOpt);
void v9fs_rflush(P9Req *req);
P9Req *v9fs_tmkdir(QVirtio9P *v9p, uint32_t dfid, const char *name,
uint32_t mode, uint32_t gid, uint16_t tag);
TMkdirRes v9fs_tmkdir(TMkdirOpt);
void v9fs_rmkdir(P9Req *req, v9fs_qid *qid);
P9Req *v9fs_tlcreate(QVirtio9P *v9p, uint32_t fid, const char *name,
uint32_t flags, uint32_t mode, uint32_t gid,

30
tests/qtest/virtio-9p-test.c
View file

@ -24,6 +24,7 @@
#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__)
static void pci_config(void *obj, void *data, QGuestAllocator *t_alloc)
{
@ -477,19 +478,6 @@ static void fs_flush_ignored(void *obj, void *data, QGuestAllocator *t_alloc)
g_free(wnames[0]);
}
static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname)
{
g_autofree char *name = g_strdup(cname);
uint32_t fid;
P9Req *req;
fid = twalk({ .client = v9p, .path = path }).newfid;
req = v9fs_tmkdir(v9p, fid, name, 0750, 0, 0);
v9fs_req_wait_for_reply(req, NULL);
v9fs_rmkdir(req, NULL);
}
/* create a regular file with Tlcreate and return file's fid */
static uint32_t do_lcreate(QVirtio9P *v9p, const char *path,
const char *cname)
@ -587,7 +575,7 @@ static void fs_create_dir(void *obj, void *data, QGuestAllocator *t_alloc)
g_assert(root_path != NULL);
tattach({ .client = v9p });
do_mkdir(v9p, "/", "01");
tmkdir({ .client = v9p, .atPath = "/", .name = "01" });
/* check if created directory really exists now ... */
g_assert(stat(new_dir, &st) == 0);
@ -606,7 +594,7 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc)
g_assert(root_path != NULL);
tattach({ .client = v9p });
do_mkdir(v9p, "/", "02");
tmkdir({ .client = v9p, .atPath = "/", .name = "02" });
/* check if created directory really exists now ... */
g_assert(stat(new_dir, &st) == 0);
@ -626,7 +614,7 @@ static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc)
g_autofree char *new_file = virtio_9p_test_path("03/1st_file");
tattach({ .client = v9p });
do_mkdir(v9p, "/", "03");
tmkdir({ .client = v9p, .atPath = "/", .name = "03" });
do_lcreate(v9p, "03", "1st_file");
/* check if created file exists now ... */
@ -643,7 +631,7 @@ static void fs_unlinkat_file(void *obj, void *data, QGuestAllocator *t_alloc)
g_autofree char *new_file = virtio_9p_test_path("04/doa_file");
tattach({ .client = v9p });
do_mkdir(v9p, "/", "04");
tmkdir({ .client = v9p, .atPath = "/", .name = "04" });
do_lcreate(v9p, "04", "doa_file");
/* check if created file exists now ... */
@ -665,7 +653,7 @@ static void fs_symlink_file(void *obj, void *data, QGuestAllocator *t_alloc)
g_autofree char *symlink_file = virtio_9p_test_path("05/symlink_file");
tattach({ .client = v9p });
do_mkdir(v9p, "/", "05");
tmkdir({ .client = v9p, .atPath = "/", .name = "05" });
do_lcreate(v9p, "05", "real_file");
g_assert(stat(real_file, &st) == 0);
g_assert((st.st_mode & S_IFMT) == S_IFREG);
@ -686,7 +674,7 @@ static void fs_unlinkat_symlink(void *obj, void *data,
g_autofree char *symlink_file = virtio_9p_test_path("06/symlink_file");
tattach({ .client = v9p });
do_mkdir(v9p, "/", "06");
tmkdir({ .client = v9p, .atPath = "/", .name = "06" });
do_lcreate(v9p, "06", "real_file");
g_assert(stat(real_file, &st) == 0);
g_assert((st.st_mode & S_IFMT) == S_IFREG);
@ -708,7 +696,7 @@ static void fs_hardlink_file(void *obj, void *data, QGuestAllocator *t_alloc)
g_autofree char *hardlink_file = virtio_9p_test_path("07/hardlink_file");
tattach({ .client = v9p });
do_mkdir(v9p, "/", "07");
tmkdir({ .client = v9p, .atPath = "/", .name = "07" });
do_lcreate(v9p, "07", "real_file");
g_assert(stat(real_file, &st_real) == 0);
g_assert((st_real.st_mode & S_IFMT) == S_IFREG);
@ -733,7 +721,7 @@ static void fs_unlinkat_hardlink(void *obj, void *data,
g_autofree char *hardlink_file = virtio_9p_test_path("08/hardlink_file");
tattach({ .client = v9p });
do_mkdir(v9p, "/", "08");
tmkdir({ .client = v9p, .atPath = "/", .name = "08" });
do_lcreate(v9p, "08", "real_file");
g_assert(stat(real_file, &st_real) == 0);
g_assert((st_real.st_mode & S_IFMT) == S_IFREG);