2  * QTest testcase for VirtIO 9P
7  * See the COPYING file in the top-level directory.
11  * Not so fast! You might want to read the 9p developer docs first:
12  * https://wiki.qemu.org/Documentation/9p
17 #include "libqos/virtio-9p-client.h"
38     size_t tag_len = qvirtio_config_readw(v9p->vdev, 0);  in pci_config()
45     for (i = 0; i < tag_len; i++) {  in pci_config()
46         tag[i] = qvirtio_config_readb(v9p->vdev, i + 2);  in pci_config()
54     return a[0] == b[0] && memcmp(&a[5], &b[5], 8) == 0;  in is_same_qid()
78     for (i = 0; i < P9_MAXWELEM; i++) {  in fs_walk()
84         .client = v9p, .fid = 0, .newfid = 1,  in fs_walk()
91     for (i = 0; i < P9_MAXWELEM; i++) {  in fs_walk()
98     for (; e; e = e->next) {  in fs_dirents_contain_name()
99         if (!strcmp(e->name, name)) {  in fs_dirents_contain_name()
119         .client = v9p, .fid = 0, .newfid = 1,  in fs_readdir()
129      * submit count = msize - 11, because 11 is the header size of Rreaddir  in fs_readdir()
132         .client = v9p, .fid = 1, .offset = 0, .count = P9_MAX_SIZE - 11,  in fs_readdir()
153     for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) {  in fs_readdir()
160     g_free(wnames[0]);  in fs_readdir()
177     offset = 0;  in do_readdir_split()
179     nentries = 0;  in do_readdir_split()
183         .client = v9p, .fid = 0, .newfid = fid,  in do_readdir_split()
197         npartialentries = 0;  in do_readdir_split()
207         if (npartialentries > 0 && partialentries) {  in do_readdir_split()
213                 tail->next = partialentries;  in do_readdir_split()
216             while (tail->next) {  in do_readdir_split()
217                 tail = tail->next;  in do_readdir_split()
219             offset = tail->offset;  in do_readdir_split()
236     for (int i = 0; i < QTEST_V9FS_SYNTH_READDIR_NFILES; ++i) {  in do_readdir_split()
244     g_free(wnames[0]);  in do_readdir_split()
255         .client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames,  in fs_walk_no_slash()
259     g_free(wnames[0]);  in fs_walk_no_slash()
269      * The 9p2000 protocol spec says: "If the first element cannot be walked  in fs_walk_nonexistent()
272     twalk({ .client = v9p, .path = "non-existent", .expectErr = ENOENT });  in fs_walk_nonexistent()
285         QTEST_V9FS_SYNTH_WALK_FILE "/non-existent", 0  in fs_walk_2nd_nonexistent()
294      * The 9p2000 protocol spec says: "nwqid is therefore either nwname or the  in fs_walk_2nd_nonexistent()
299     /* returned QID wqid[0] is file ID of 1st subdir */  in fs_walk_2nd_nonexistent()
300     g_assert(wqid && wqid[0] && !is_same_qid(root_qid, wqid[0]));  in fs_walk_2nd_nonexistent()
319         .client = v9p, .fid = 0, .n_uname = getuid(),  in fs_walk_none()
324         .client = v9p, .fid = 0, .newfid = 1, .nwname = 0, .wnames = NULL,  in fs_walk_none()
328     /* special case: no QID is returned if nwname=0 was sent */  in fs_walk_none()
349         .client = v9p, .fid = 0, .n_uname = getuid(),  in fs_walk_dotdot()
354         .client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames,  in fs_walk_dotdot()
358     g_assert_cmpmem(&root_qid, 13, wqid[0], 13);  in fs_walk_dotdot()
360     g_free(wnames[0]);  in fs_walk_dotdot()
371         .client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames  in fs_lopen()
376     g_free(wnames[0]);  in fs_lopen()
390         .client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames  in fs_write()
396         .client = v9p, .fid = 1, .offset = 0, .count = write_count,  in fs_write()
401     g_free(wnames[0]);  in fs_write()
415         .client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames  in fs_flush_success()
420     /* This will cause the 9p server to try to write data to the backend,  in fs_flush_success()
425         .client = v9p, .fid = 1, .offset = 0,  in fs_flush_success()
431         .client = v9p, .oldtag = req->tag, .tag = 1, .requestOnly = true  in fs_flush_success()
438     g_assert_cmpint(reply_len, ==, 0);  in fs_flush_success()
442     g_free(wnames[0]);  in fs_flush_success()
456         .client = v9p, .fid = 0, .newfid = 1, .nwname = 1, .wnames = wnames  in fs_flush_ignored()
464     should_block = 0;  in fs_flush_ignored()
466         .client = v9p, .fid = 1, .offset = 0,  in fs_flush_ignored()
472         .client = v9p, .oldtag = req->tag, .tag = 1, .requestOnly = true  in fs_flush_ignored()
483     g_free(wnames[0]);  in fs_flush_ignored()
508 /* tests using the 9pfs 'local' fs driver */
524     g_assert(stat(new_dir, &st) == 0);  in fs_create_dir()
543     g_assert(stat(new_dir, &st) == 0);  in fs_unlinkat_dir()
552     g_assert(stat(new_dir, &st) != 0);  in fs_unlinkat_dir()
567     g_assert(stat(new_file, &st) == 0);  in fs_create_file()
584     g_assert(stat(new_file, &st) == 0);  in fs_unlinkat_file()
590     g_assert(stat(new_file, &st) != 0);  in fs_unlinkat_file()
604     g_assert(stat(real_file, &st) == 0);  in fs_symlink_file()
613     g_assert(stat(symlink_file, &st) == 0);  in fs_symlink_file()
628     g_assert(stat(real_file, &st) == 0);  in fs_unlinkat_symlink()
635     g_assert(stat(symlink_file, &st) == 0);  in fs_unlinkat_symlink()
639     g_assert(stat(symlink_file, &st) != 0);  in fs_unlinkat_symlink()
653     g_assert(stat(real_file, &st_real) == 0);  in fs_hardlink_file()
662     g_assert(stat(hardlink_file, &st_link) == 0);  in fs_hardlink_file()
681     g_assert(stat(real_file, &st_real) == 0);  in fs_unlinkat_hardlink()
688     g_assert(stat(hardlink_file, &st_link) == 0);  in fs_unlinkat_hardlink()
692     g_assert(stat(hardlink_file, &st_link) != 0);  in fs_unlinkat_hardlink()
694     g_assert(stat(real_file, &st_real) == 0);  in fs_unlinkat_hardlink()
715     g_assert(stat(real_file, &st_file) == 0);  in fs_use_after_unlink()
720         .client = v9p, .fid = 0, .path = "09/doa_file"  in fs_use_after_unlink()
722     g_assert(fid_file != 0);  in fs_use_after_unlink()
735         .client = v9p, .fid = fid_file, .offset = 0, .count = write_count,  in fs_use_after_unlink()
747     /* truncate apparently succeeded, let's double-check the size */  in fs_use_after_unlink()
766     virtio_9p_assign_local_driver(cmd_line, "security_model=mapped-xattr");  in assign_9p_local_driver()
778     /* 9pfs test cases using the 'synth' filesystem driver */  in register_virtio_9p_test()
779     qos_add_test("synth/config", "virtio-9p", pci_config, &opts);  in register_virtio_9p_test()
780     qos_add_test("synth/version/basic", "virtio-9p", fs_version,  &opts);  in register_virtio_9p_test()
781     qos_add_test("synth/attach/basic", "virtio-9p", fs_attach,  &opts);  in register_virtio_9p_test()
782     qos_add_test("synth/walk/basic", "virtio-9p", fs_walk,  &opts);  in register_virtio_9p_test()
783     qos_add_test("synth/walk/no_slash", "virtio-9p", fs_walk_no_slash,  in register_virtio_9p_test()
785     qos_add_test("synth/walk/none", "virtio-9p", fs_walk_none, &opts);  in register_virtio_9p_test()
786     qos_add_test("synth/walk/dotdot_from_root", "virtio-9p",  in register_virtio_9p_test()
788     qos_add_test("synth/walk/non_existent", "virtio-9p", fs_walk_nonexistent,  in register_virtio_9p_test()
790     qos_add_test("synth/walk/2nd_non_existent", "virtio-9p",  in register_virtio_9p_test()
792     qos_add_test("synth/lopen/basic", "virtio-9p", fs_lopen,  &opts);  in register_virtio_9p_test()
793     qos_add_test("synth/write/basic", "virtio-9p", fs_write,  &opts);  in register_virtio_9p_test()
794     qos_add_test("synth/flush/success", "virtio-9p", fs_flush_success,  in register_virtio_9p_test()
796     qos_add_test("synth/flush/ignored", "virtio-9p", fs_flush_ignored,  in register_virtio_9p_test()
798     qos_add_test("synth/readdir/basic", "virtio-9p", fs_readdir,  &opts);  in register_virtio_9p_test()
799     qos_add_test("synth/readdir/split_512", "virtio-9p",  in register_virtio_9p_test()
801     qos_add_test("synth/readdir/split_256", "virtio-9p",  in register_virtio_9p_test()
803     qos_add_test("synth/readdir/split_128", "virtio-9p",  in register_virtio_9p_test()
807     /* 9pfs test cases using the 'local' filesystem driver */  in register_virtio_9p_test()
809     qos_add_test("local/config", "virtio-9p", pci_config,  &opts);  in register_virtio_9p_test()
810     qos_add_test("local/create_dir", "virtio-9p", fs_create_dir, &opts);  in register_virtio_9p_test()
811     qos_add_test("local/unlinkat_dir", "virtio-9p", fs_unlinkat_dir, &opts);  in register_virtio_9p_test()
812     qos_add_test("local/create_file", "virtio-9p", fs_create_file, &opts);  in register_virtio_9p_test()
813     qos_add_test("local/unlinkat_file", "virtio-9p", fs_unlinkat_file, &opts);  in register_virtio_9p_test()
814     qos_add_test("local/symlink_file", "virtio-9p", fs_symlink_file, &opts);  in register_virtio_9p_test()
815     qos_add_test("local/unlinkat_symlink", "virtio-9p", fs_unlinkat_symlink,  in register_virtio_9p_test()
817     qos_add_test("local/hardlink_file", "virtio-9p", fs_hardlink_file, &opts);  in register_virtio_9p_test()
818     qos_add_test("local/unlinkat_hardlink", "virtio-9p", fs_unlinkat_hardlink,  in register_virtio_9p_test()
820     qos_add_test("local/use_after_unlink", "virtio-9p", fs_use_after_unlink,  in register_virtio_9p_test()