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tests: virtio-9p: add LOPEN operation test

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Trivial test of a successful open.

Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Greg Kurz 2018-02-01 21:21:28 +01:00
parent 2893ddd598
commit 82469aaefe
3 changed files with 53 additions and 0 deletions
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5
hw/9pfs/9p-synth.c
View File

@ -541,6 +541,11 @@ static int synth_init(FsContext *ctx, Error **errp)
assert(!ret);
g_free(name);
}
/* File for LOPEN test */
ret = qemu_v9fs_synth_add_file(NULL, 0, QTEST_V9FS_SYNTH_LOPEN_FILE,
NULL, NULL, ctx);
assert(!ret);
}
return 0;

1
hw/9pfs/9p-synth.h
View File

@ -52,5 +52,6 @@ int qemu_v9fs_synth_add_file(V9fsSynthNode *parent, int mode,
/* qtest stuff */
#define QTEST_V9FS_SYNTH_WALK_FILE "WALK%d"
#define QTEST_V9FS_SYNTH_LOPEN_FILE "LOPEN"
#endif

47
tests/virtio-9p-test.c
View File

@ -238,6 +238,7 @@ static const char *rmessage_name(uint8_t id)
id == P9_RVERSION ? "RVERSION" :
id == P9_RATTACH ? "RATTACH" :
id == P9_RWALK ? "RWALK" :
id == P9_RLOPEN ? "RLOPEN" :
"<unknown>";
}
@ -389,6 +390,34 @@ static void v9fs_rwalk(P9Req *req, uint16_t *nwqid, v9fs_qid **wqid)
v9fs_req_free(req);
}
/* size[4] Tlopen tag[2] fid[4] flags[4] */
static P9Req *v9fs_tlopen(QVirtIO9P *v9p, uint32_t fid, uint32_t flags,
uint16_t tag)
{
P9Req *req;
req = v9fs_req_init(v9p, 4 + 4, P9_TLOPEN, tag);
v9fs_uint32_write(req, fid);
v9fs_uint32_write(req, flags);
v9fs_req_send(req);
return req;
}
/* size[4] Rlopen tag[2] qid[13] iounit[4] */
static void v9fs_rlopen(P9Req *req, v9fs_qid *qid, uint32_t *iounit)
{
v9fs_req_recv(req, P9_RLOPEN);
if (qid) {
v9fs_memread(req, qid, 13);
} else {
v9fs_memskip(req, 13);
}
if (iounit) {
v9fs_uint32_read(req, iounit);
}
v9fs_req_free(req);
}
static void fs_version(QVirtIO9P *v9p)
{
const char *version = "9P2000.L";
@ -478,6 +507,23 @@ static void fs_walk_dotdot(QVirtIO9P *v9p)
g_free(wnames[0]);
}
static void fs_lopen(QVirtIO9P *v9p)
{
char *const wnames[] = { g_strdup(QTEST_V9FS_SYNTH_LOPEN_FILE) };
P9Req *req;
fs_attach(v9p);
req = v9fs_twalk(v9p, 0, 1, 1, wnames, 0);
v9fs_req_wait_for_reply(req);
v9fs_rwalk(req, NULL, NULL);
req = v9fs_tlopen(v9p, 1, O_WRONLY, 0);
v9fs_req_wait_for_reply(req);
v9fs_rlopen(req, NULL, NULL);
g_free(wnames[0]);
}
typedef void (*v9fs_test_fn)(QVirtIO9P *v9p);
static void v9fs_run_pci_test(gconstpointer data)
@ -507,6 +553,7 @@ int main(int argc, char **argv)
v9fs_qtest_pci_add("/virtio/9p/pci/fs/walk/no_slash", fs_walk_no_slash);
v9fs_qtest_pci_add("/virtio/9p/pci/fs/walk/dotdot_from_root",
fs_walk_dotdot);
v9fs_qtest_pci_add("/virtio/9p/pci/fs/lopen/basic", fs_lopen);
return g_test_run();
}