| Message ID | 269cae0c00af941a3a4ae78f1e319f93462a7eb4.1603285620.git.qemu_oss@crudebyte.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | 9pfs: more local tests | expand |
On Wed, 21 Oct 2020 14:25:33 +0200 Christian Schoenebeck <qemu_oss@crudebyte.com> wrote: > This test case uses a Tlcreate 9p request to create a regular file inside > host's test directory. > > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> > --- Just one remark, see below. Reviewed-by: Greg Kurz <groug@kaod.org> > tests/qtest/virtio-9p-test.c | 77 ++++++++++++++++++++++++++++++++++++ > 1 file changed, 77 insertions(+) > > diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c > index abd7e44648..c030bc2a6c 100644 > --- a/tests/qtest/virtio-9p-test.c > +++ b/tests/qtest/virtio-9p-test.c > @@ -258,6 +258,7 @@ static const char *rmessage_name(uint8_t id) > id == P9_RLOPEN ? "RLOPEN" : > id == P9_RWRITE ? "RWRITE" : > id == P9_RMKDIR ? "RMKDIR" : > + id == P9_RLCREATE ? "RLCREATE" : > id == P9_RUNLINKAT ? "RUNLINKAT" : > id == P9_RFLUSH ? "RFLUSH" : > id == P9_RREADDIR ? "READDIR" : > @@ -694,6 +695,44 @@ static void v9fs_rmkdir(P9Req *req, v9fs_qid *qid) > v9fs_req_free(req); > } > > +/* size[4] Tlcreate tag[2] fid[4] name[s] flags[4] mode[4] gid[4] */ > +static P9Req *v9fs_tlcreate(QVirtio9P *v9p, uint32_t fid, const char *name, > + uint32_t flags, uint32_t mode, uint32_t gid, > + uint16_t tag) > +{ > + P9Req *req; > + > + uint32_t body_size = 4 + 4 + 4 + 4; > + uint16_t string_size = v9fs_string_size(name); > + > + g_assert_cmpint(body_size, <=, UINT32_MAX - string_size); > + body_size += string_size; > + > + req = v9fs_req_init(v9p, body_size, P9_TLCREATE, tag); > + v9fs_uint32_write(req, fid); > + v9fs_string_write(req, name); > + v9fs_uint32_write(req, flags); > + v9fs_uint32_write(req, mode); > + v9fs_uint32_write(req, gid); > + v9fs_req_send(req); > + return req; > +} > + > +/* size[4] Rlcreate tag[2] qid[13] iounit[4] */ > +static void v9fs_rlcreate(P9Req *req, v9fs_qid *qid, uint32_t *iounit) > +{ > + v9fs_req_recv(req, P9_RLCREATE); > + if (qid) { > + v9fs_memread(req, qid, 13); > + } else { > + v9fs_memskip(req, 13); > + } > + if (iounit) { > + v9fs_uint32_read(req, iounit); > + } > + v9fs_req_free(req); > +} > + > /* size[4] Tunlinkat tag[2] dirfd[4] name[s] flags[4] */ > static P9Req *v9fs_tunlinkat(QVirtio9P *v9p, uint32_t dirfd, const char *name, > uint32_t flags, uint16_t tag) > @@ -1032,6 +1071,24 @@ static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) > g_free(name); > } > > +/* create a regular file with Tlcreate and return file's fid */ > +static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > + const char *cname) > +{ > + char *const name = g_strdup(cname); > + uint32_t fid; > + P9Req *req; > + > + fid = do_walk(v9p, path); > + > + req = v9fs_tlcreate(v9p, fid, name, 0, 0750, 0, 0); Maybe it could make sense to make the mode a parameter of do_lcreate() in case someone wants to write a test case around that ? Same remark applies to do_mkdir() actually. No need to change this now anyway. > + v9fs_req_wait_for_reply(req, NULL); > + v9fs_rlcreate(req, NULL, NULL); > + > + g_free(name); > + return fid; > +} > + > static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char *rpath, > uint32_t flags) > { > @@ -1120,6 +1177,25 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) > g_free(root_path); > } > > +static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) > +{ > + QVirtio9P *v9p = obj; > + alloc = t_alloc; > + struct stat st; > + char *new_file = virtio_9p_test_path("03/1st_file"); > + > + do_attach(v9p); > + do_mkdir(v9p, "/", "03"); > + do_lcreate(v9p, "03", "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); > + > + g_free(new_file); > +} > + > static void *assign_9p_local_driver(GString *cmd_line, void *arg) > { > virtio_9p_assign_local_driver(cmd_line, "security_model=mapped-xattr"); > @@ -1161,6 +1237,7 @@ static void register_virtio_9p_test(void) > 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); > } > > libqos_init(register_virtio_9p_test);
On Donnerstag, 22. Oktober 2020 10:51:46 CEST Greg Kurz wrote: > On Wed, 21 Oct 2020 14:25:33 +0200 > > Christian Schoenebeck <qemu_oss@crudebyte.com> wrote: > > This test case uses a Tlcreate 9p request to create a regular file inside > > host's test directory. > > > > Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> > > --- > > Just one remark, see below. > > Reviewed-by: Greg Kurz <groug@kaod.org> > > > tests/qtest/virtio-9p-test.c | 77 ++++++++++++++++++++++++++++++++++++ > > 1 file changed, 77 insertions(+) > > > > diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c > > index abd7e44648..c030bc2a6c 100644 > > --- a/tests/qtest/virtio-9p-test.c > > +++ b/tests/qtest/virtio-9p-test.c > > @@ -258,6 +258,7 @@ static const char *rmessage_name(uint8_t id) > > > > id == P9_RLOPEN ? "RLOPEN" : > > id == P9_RWRITE ? "RWRITE" : > > > > id == P9_RMKDIR ? "RMKDIR" : > > + id == P9_RLCREATE ? "RLCREATE" : > > id == P9_RUNLINKAT ? "RUNLINKAT" : > > id == P9_RFLUSH ? "RFLUSH" : > > > > id == P9_RREADDIR ? "READDIR" : > > @@ -694,6 +695,44 @@ static void v9fs_rmkdir(P9Req *req, v9fs_qid *qid) > > > > v9fs_req_free(req); > > > > } > > > > +/* size[4] Tlcreate tag[2] fid[4] name[s] flags[4] mode[4] gid[4] */ > > +static P9Req *v9fs_tlcreate(QVirtio9P *v9p, uint32_t fid, const char > > *name, + uint32_t flags, uint32_t mode, > > uint32_t gid, + uint16_t tag) > > +{ > > + P9Req *req; > > + > > + uint32_t body_size = 4 + 4 + 4 + 4; > > + uint16_t string_size = v9fs_string_size(name); > > + > > + g_assert_cmpint(body_size, <=, UINT32_MAX - string_size); > > + body_size += string_size; > > + > > + req = v9fs_req_init(v9p, body_size, P9_TLCREATE, tag); > > + v9fs_uint32_write(req, fid); > > + v9fs_string_write(req, name); > > + v9fs_uint32_write(req, flags); > > + v9fs_uint32_write(req, mode); > > + v9fs_uint32_write(req, gid); > > + v9fs_req_send(req); > > + return req; > > +} > > + > > +/* size[4] Rlcreate tag[2] qid[13] iounit[4] */ > > +static void v9fs_rlcreate(P9Req *req, v9fs_qid *qid, uint32_t *iounit) > > +{ > > + v9fs_req_recv(req, P9_RLCREATE); > > + if (qid) { > > + v9fs_memread(req, qid, 13); > > + } else { > > + v9fs_memskip(req, 13); > > + } > > + if (iounit) { > > + v9fs_uint32_read(req, iounit); > > + } > > + v9fs_req_free(req); > > +} > > + > > > > /* size[4] Tunlinkat tag[2] dirfd[4] name[s] flags[4] */ > > static P9Req *v9fs_tunlinkat(QVirtio9P *v9p, uint32_t dirfd, const char > > *name,> > > uint32_t flags, uint16_t tag) > > > > @@ -1032,6 +1071,24 @@ static void do_mkdir(QVirtio9P *v9p, const char > > *path, const char *cname)> > > g_free(name); > > > > } > > > > +/* create a regular file with Tlcreate and return file's fid */ > > +static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, > > + const char *cname) > > +{ > > + char *const name = g_strdup(cname); > > + uint32_t fid; > > + P9Req *req; > > + > > + fid = do_walk(v9p, path); > > + > > + req = v9fs_tlcreate(v9p, fid, name, 0, 0750, 0, 0); > > Maybe it could make sense to make the mode a parameter of > do_lcreate() in case someone wants to write a test case > around that ? Same remark applies to do_mkdir() actually. > > No need to change this now anyway. Yeah, I thought about that for a moment, but decided if that's really needed one day, it'll be a trivial change, especially under the assumption that there will be probably not a lot of code using this function, even on the long-term. Thanks for looking at these patches! Best regards, Christian Schoenebeck
diff --git a/tests/qtest/virtio-9p-test.c b/tests/qtest/virtio-9p-test.c index abd7e44648..c030bc2a6c 100644 --- a/tests/qtest/virtio-9p-test.c +++ b/tests/qtest/virtio-9p-test.c @@ -258,6 +258,7 @@ static const char *rmessage_name(uint8_t id) id == P9_RLOPEN ? "RLOPEN" : id == P9_RWRITE ? "RWRITE" : id == P9_RMKDIR ? "RMKDIR" : + id == P9_RLCREATE ? "RLCREATE" : id == P9_RUNLINKAT ? "RUNLINKAT" : id == P9_RFLUSH ? "RFLUSH" : id == P9_RREADDIR ? "READDIR" : @@ -694,6 +695,44 @@ static void v9fs_rmkdir(P9Req *req, v9fs_qid *qid) v9fs_req_free(req); } +/* size[4] Tlcreate tag[2] fid[4] name[s] flags[4] mode[4] gid[4] */ +static P9Req *v9fs_tlcreate(QVirtio9P *v9p, uint32_t fid, const char *name, + uint32_t flags, uint32_t mode, uint32_t gid, + uint16_t tag) +{ + P9Req *req; + + uint32_t body_size = 4 + 4 + 4 + 4; + uint16_t string_size = v9fs_string_size(name); + + g_assert_cmpint(body_size, <=, UINT32_MAX - string_size); + body_size += string_size; + + req = v9fs_req_init(v9p, body_size, P9_TLCREATE, tag); + v9fs_uint32_write(req, fid); + v9fs_string_write(req, name); + v9fs_uint32_write(req, flags); + v9fs_uint32_write(req, mode); + v9fs_uint32_write(req, gid); + v9fs_req_send(req); + return req; +} + +/* size[4] Rlcreate tag[2] qid[13] iounit[4] */ +static void v9fs_rlcreate(P9Req *req, v9fs_qid *qid, uint32_t *iounit) +{ + v9fs_req_recv(req, P9_RLCREATE); + if (qid) { + v9fs_memread(req, qid, 13); + } else { + v9fs_memskip(req, 13); + } + if (iounit) { + v9fs_uint32_read(req, iounit); + } + v9fs_req_free(req); +} + /* size[4] Tunlinkat tag[2] dirfd[4] name[s] flags[4] */ static P9Req *v9fs_tunlinkat(QVirtio9P *v9p, uint32_t dirfd, const char *name, uint32_t flags, uint16_t tag) @@ -1032,6 +1071,24 @@ static void do_mkdir(QVirtio9P *v9p, const char *path, const char *cname) g_free(name); } +/* create a regular file with Tlcreate and return file's fid */ +static uint32_t do_lcreate(QVirtio9P *v9p, const char *path, + const char *cname) +{ + char *const name = g_strdup(cname); + uint32_t fid; + P9Req *req; + + fid = do_walk(v9p, path); + + req = v9fs_tlcreate(v9p, fid, name, 0, 0750, 0, 0); + v9fs_req_wait_for_reply(req, NULL); + v9fs_rlcreate(req, NULL, NULL); + + g_free(name); + return fid; +} + static void do_unlinkat(QVirtio9P *v9p, const char *atpath, const char *rpath, uint32_t flags) { @@ -1120,6 +1177,25 @@ static void fs_unlinkat_dir(void *obj, void *data, QGuestAllocator *t_alloc) g_free(root_path); } +static void fs_create_file(void *obj, void *data, QGuestAllocator *t_alloc) +{ + QVirtio9P *v9p = obj; + alloc = t_alloc; + struct stat st; + char *new_file = virtio_9p_test_path("03/1st_file"); + + do_attach(v9p); + do_mkdir(v9p, "/", "03"); + do_lcreate(v9p, "03", "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); + + g_free(new_file); +} + static void *assign_9p_local_driver(GString *cmd_line, void *arg) { virtio_9p_assign_local_driver(cmd_line, "security_model=mapped-xattr"); @@ -1161,6 +1237,7 @@ static void register_virtio_9p_test(void) 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); } libqos_init(register_virtio_9p_test);
This test case uses a Tlcreate 9p request to create a regular file inside host's test directory. Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com> --- tests/qtest/virtio-9p-test.c | 77 ++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+)