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-rw-r--r--nbd/server.c334
1 files changed, 241 insertions, 93 deletions
diff --git a/nbd/server.c b/nbd/server.c
index dc1d66fa47..d4225cdb55 100644
--- a/nbd/server.c
+++ b/nbd/server.c
@@ -76,7 +76,10 @@ struct NBDClient {
void (*close)(NBDClient *client);
NBDExport *exp;
- int sock;
+ QCryptoTLSCreds *tlscreds;
+ char *tlsaclname;
+ QIOChannelSocket *sioc; /* The underlying data channel */
+ QIOChannel *ioc; /* The current I/O channel which may differ (eg TLS) */
Coroutine *recv_coroutine;
@@ -96,45 +99,56 @@ static void nbd_set_handlers(NBDClient *client);
static void nbd_unset_handlers(NBDClient *client);
static void nbd_update_can_read(NBDClient *client);
-static void nbd_negotiate_continue(void *opaque)
+static gboolean nbd_negotiate_continue(QIOChannel *ioc,
+ GIOCondition condition,
+ void *opaque)
{
qemu_coroutine_enter(opaque, NULL);
+ return TRUE;
}
-static ssize_t nbd_negotiate_read(int fd, void *buffer, size_t size)
+static ssize_t nbd_negotiate_read(QIOChannel *ioc, void *buffer, size_t size)
{
ssize_t ret;
+ guint watch;
assert(qemu_in_coroutine());
/* Negotiation are always in main loop. */
- qemu_set_fd_handler(fd, nbd_negotiate_continue, NULL,
- qemu_coroutine_self());
- ret = read_sync(fd, buffer, size);
- qemu_set_fd_handler(fd, NULL, NULL, NULL);
+ watch = qio_channel_add_watch(ioc,
+ G_IO_IN,
+ nbd_negotiate_continue,
+ qemu_coroutine_self(),
+ NULL);
+ ret = read_sync(ioc, buffer, size);
+ g_source_remove(watch);
return ret;
}
-static ssize_t nbd_negotiate_write(int fd, void *buffer, size_t size)
+static ssize_t nbd_negotiate_write(QIOChannel *ioc, void *buffer, size_t size)
{
ssize_t ret;
+ guint watch;
assert(qemu_in_coroutine());
/* Negotiation are always in main loop. */
- qemu_set_fd_handler(fd, NULL, nbd_negotiate_continue,
- qemu_coroutine_self());
- ret = write_sync(fd, buffer, size);
- qemu_set_fd_handler(fd, NULL, NULL, NULL);
+ watch = qio_channel_add_watch(ioc,
+ G_IO_OUT,
+ nbd_negotiate_continue,
+ qemu_coroutine_self(),
+ NULL);
+ ret = write_sync(ioc, buffer, size);
+ g_source_remove(watch);
return ret;
}
-static ssize_t nbd_negotiate_drop_sync(int fd, size_t size)
+static ssize_t nbd_negotiate_drop_sync(QIOChannel *ioc, size_t size)
{
ssize_t ret, dropped = size;
uint8_t *buffer = g_malloc(MIN(65536, size));
while (size > 0) {
- ret = nbd_negotiate_read(fd, buffer, MIN(65536, size));
+ ret = nbd_negotiate_read(ioc, buffer, MIN(65536, size));
if (ret < 0) {
g_free(buffer);
return ret;
@@ -175,66 +189,69 @@ static ssize_t nbd_negotiate_drop_sync(int fd, size_t size)
*/
-static int nbd_negotiate_send_rep(int csock, uint32_t type, uint32_t opt)
+static int nbd_negotiate_send_rep(QIOChannel *ioc, uint32_t type, uint32_t opt)
{
uint64_t magic;
uint32_t len;
+ TRACE("Reply opt=%x type=%x", type, opt);
+
magic = cpu_to_be64(NBD_REP_MAGIC);
- if (nbd_negotiate_write(csock, &magic, sizeof(magic)) != sizeof(magic)) {
+ if (nbd_negotiate_write(ioc, &magic, sizeof(magic)) != sizeof(magic)) {
LOG("write failed (rep magic)");
return -EINVAL;
}
opt = cpu_to_be32(opt);
- if (nbd_negotiate_write(csock, &opt, sizeof(opt)) != sizeof(opt)) {
+ if (nbd_negotiate_write(ioc, &opt, sizeof(opt)) != sizeof(opt)) {
LOG("write failed (rep opt)");
return -EINVAL;
}
type = cpu_to_be32(type);
- if (nbd_negotiate_write(csock, &type, sizeof(type)) != sizeof(type)) {
+ if (nbd_negotiate_write(ioc, &type, sizeof(type)) != sizeof(type)) {
LOG("write failed (rep type)");
return -EINVAL;
}
len = cpu_to_be32(0);
- if (nbd_negotiate_write(csock, &len, sizeof(len)) != sizeof(len)) {
+ if (nbd_negotiate_write(ioc, &len, sizeof(len)) != sizeof(len)) {
LOG("write failed (rep data length)");
return -EINVAL;
}
return 0;
}
-static int nbd_negotiate_send_rep_list(int csock, NBDExport *exp)
+static int nbd_negotiate_send_rep_list(QIOChannel *ioc, NBDExport *exp)
{
uint64_t magic, name_len;
uint32_t opt, type, len;
+ TRACE("Advertizing export name '%s'", exp->name ? exp->name : "");
name_len = strlen(exp->name);
magic = cpu_to_be64(NBD_REP_MAGIC);
- if (nbd_negotiate_write(csock, &magic, sizeof(magic)) != sizeof(magic)) {
+ if (nbd_negotiate_write(ioc, &magic, sizeof(magic)) != sizeof(magic)) {
LOG("write failed (magic)");
return -EINVAL;
}
opt = cpu_to_be32(NBD_OPT_LIST);
- if (nbd_negotiate_write(csock, &opt, sizeof(opt)) != sizeof(opt)) {
+ if (nbd_negotiate_write(ioc, &opt, sizeof(opt)) != sizeof(opt)) {
LOG("write failed (opt)");
return -EINVAL;
}
type = cpu_to_be32(NBD_REP_SERVER);
- if (nbd_negotiate_write(csock, &type, sizeof(type)) != sizeof(type)) {
+ if (nbd_negotiate_write(ioc, &type, sizeof(type)) != sizeof(type)) {
LOG("write failed (reply type)");
return -EINVAL;
}
len = cpu_to_be32(name_len + sizeof(len));
- if (nbd_negotiate_write(csock, &len, sizeof(len)) != sizeof(len)) {
+ if (nbd_negotiate_write(ioc, &len, sizeof(len)) != sizeof(len)) {
LOG("write failed (length)");
return -EINVAL;
}
len = cpu_to_be32(name_len);
- if (nbd_negotiate_write(csock, &len, sizeof(len)) != sizeof(len)) {
+ if (nbd_negotiate_write(ioc, &len, sizeof(len)) != sizeof(len)) {
LOG("write failed (length)");
return -EINVAL;
}
- if (nbd_negotiate_write(csock, exp->name, name_len) != name_len) {
+ if (nbd_negotiate_write(ioc, exp->name, name_len) != name_len) {
LOG("write failed (buffer)");
return -EINVAL;
}
@@ -243,30 +260,29 @@ static int nbd_negotiate_send_rep_list(int csock, NBDExport *exp)
static int nbd_negotiate_handle_list(NBDClient *client, uint32_t length)
{
- int csock;
NBDExport *exp;
- csock = client->sock;
if (length) {
- if (nbd_negotiate_drop_sync(csock, length) != length) {
+ if (nbd_negotiate_drop_sync(client->ioc, length) != length) {
return -EIO;
}
- return nbd_negotiate_send_rep(csock, NBD_REP_ERR_INVALID, NBD_OPT_LIST);
+ return nbd_negotiate_send_rep(client->ioc,
+ NBD_REP_ERR_INVALID, NBD_OPT_LIST);
}
/* For each export, send a NBD_REP_SERVER reply. */
QTAILQ_FOREACH(exp, &exports, next) {
- if (nbd_negotiate_send_rep_list(csock, exp)) {
+ if (nbd_negotiate_send_rep_list(client->ioc, exp)) {
return -EINVAL;
}
}
/* Finish with a NBD_REP_ACK. */
- return nbd_negotiate_send_rep(csock, NBD_REP_ACK, NBD_OPT_LIST);
+ return nbd_negotiate_send_rep(client->ioc, NBD_REP_ACK, NBD_OPT_LIST);
}
static int nbd_negotiate_handle_export_name(NBDClient *client, uint32_t length)
{
- int rc = -EINVAL, csock = client->sock;
+ int rc = -EINVAL;
char name[256];
/* Client sends:
@@ -277,12 +293,14 @@ static int nbd_negotiate_handle_export_name(NBDClient *client, uint32_t length)
LOG("Bad length received");
goto fail;
}
- if (nbd_negotiate_read(csock, name, length) != length) {
+ if (nbd_negotiate_read(client->ioc, name, length) != length) {
LOG("read failed");
goto fail;
}
name[length] = '\0';
+ TRACE("Client requested export '%s'", name);
+
client->exp = nbd_export_find(name);
if (!client->exp) {
LOG("export not found");
@@ -296,10 +314,59 @@ fail:
return rc;
}
+
+static QIOChannel *nbd_negotiate_handle_starttls(NBDClient *client,
+ uint32_t length)
+{
+ QIOChannel *ioc;
+ QIOChannelTLS *tioc;
+ struct NBDTLSHandshakeData data = { 0 };
+
+ TRACE("Setting up TLS");
+ ioc = client->ioc;
+ if (length) {
+ if (nbd_negotiate_drop_sync(ioc, length) != length) {
+ return NULL;
+ }
+ nbd_negotiate_send_rep(ioc, NBD_REP_ERR_INVALID, NBD_OPT_STARTTLS);
+ return NULL;
+ }
+
+ nbd_negotiate_send_rep(client->ioc, NBD_REP_ACK, NBD_OPT_STARTTLS);
+
+ tioc = qio_channel_tls_new_server(ioc,
+ client->tlscreds,
+ client->tlsaclname,
+ NULL);
+ if (!tioc) {
+ return NULL;
+ }
+
+ TRACE("Starting TLS handshake");
+ data.loop = g_main_loop_new(g_main_context_default(), FALSE);
+ qio_channel_tls_handshake(tioc,
+ nbd_tls_handshake,
+ &data,
+ NULL);
+
+ if (!data.complete) {
+ g_main_loop_run(data.loop);
+ }
+ g_main_loop_unref(data.loop);
+ if (data.error) {
+ object_unref(OBJECT(tioc));
+ error_free(data.error);
+ return NULL;
+ }
+
+ return QIO_CHANNEL(tioc);
+}
+
+
static int nbd_negotiate_options(NBDClient *client)
{
- int csock = client->sock;
uint32_t flags;
+ bool fixedNewstyle = false;
/* Client sends:
[ 0 .. 3] client flags
@@ -315,23 +382,30 @@ static int nbd_negotiate_options(NBDClient *client)
... Rest of request
*/
- if (nbd_negotiate_read(csock, &flags, sizeof(flags)) != sizeof(flags)) {
+ if (nbd_negotiate_read(client->ioc, &flags, sizeof(flags)) !=
+ sizeof(flags)) {
LOG("read failed");
return -EIO;
}
TRACE("Checking client flags");
be32_to_cpus(&flags);
- if (flags != 0 && flags != NBD_FLAG_C_FIXED_NEWSTYLE) {
- LOG("Bad client flags received");
+ if (flags & NBD_FLAG_C_FIXED_NEWSTYLE) {
+ TRACE("Support supports fixed newstyle handshake");
+ fixedNewstyle = true;
+ flags &= ~NBD_FLAG_C_FIXED_NEWSTYLE;
+ }
+ if (flags != 0) {
+ TRACE("Unknown client flags 0x%x received", flags);
return -EIO;
}
while (1) {
int ret;
- uint32_t tmp, length;
+ uint32_t clientflags, length;
uint64_t magic;
- if (nbd_negotiate_read(csock, &magic, sizeof(magic)) != sizeof(magic)) {
+ if (nbd_negotiate_read(client->ioc, &magic, sizeof(magic)) !=
+ sizeof(magic)) {
LOG("read failed");
return -EINVAL;
}
@@ -341,38 +415,89 @@ static int nbd_negotiate_options(NBDClient *client)
return -EINVAL;
}
- if (nbd_negotiate_read(csock, &tmp, sizeof(tmp)) != sizeof(tmp)) {
+ if (nbd_negotiate_read(client->ioc, &clientflags,
+ sizeof(clientflags)) != sizeof(clientflags)) {
LOG("read failed");
return -EINVAL;
}
+ clientflags = be32_to_cpu(clientflags);
- if (nbd_negotiate_read(csock, &length,
- sizeof(length)) != sizeof(length)) {
+ if (nbd_negotiate_read(client->ioc, &length, sizeof(length)) !=
+ sizeof(length)) {
LOG("read failed");
return -EINVAL;
}
length = be32_to_cpu(length);
- TRACE("Checking option");
- switch (be32_to_cpu(tmp)) {
- case NBD_OPT_LIST:
- ret = nbd_negotiate_handle_list(client, length);
- if (ret < 0) {
- return ret;
+ TRACE("Checking option 0x%x", clientflags);
+ if (client->tlscreds &&
+ client->ioc == (QIOChannel *)client->sioc) {
+ QIOChannel *tioc;
+ if (!fixedNewstyle) {
+ TRACE("Unsupported option 0x%x", clientflags);
+ return -EINVAL;
+ }
+ switch (clientflags) {
+ case NBD_OPT_STARTTLS:
+ tioc = nbd_negotiate_handle_starttls(client, length);
+ if (!tioc) {
+ return -EIO;
+ }
+ object_unref(OBJECT(client->ioc));
+ client->ioc = QIO_CHANNEL(tioc);
+ break;
+
+ default:
+ TRACE("Option 0x%x not permitted before TLS", clientflags);
+ nbd_negotiate_send_rep(client->ioc, NBD_REP_ERR_TLS_REQD,
+ clientflags);
+ return -EINVAL;
+ }
+ } else if (fixedNewstyle) {
+ switch (clientflags) {
+ case NBD_OPT_LIST:
+ ret = nbd_negotiate_handle_list(client, length);
+ if (ret < 0) {
+ return ret;
+ }
+ break;
+
+ case NBD_OPT_ABORT:
+ return -EINVAL;
+
+ case NBD_OPT_EXPORT_NAME:
+ return nbd_negotiate_handle_export_name(client, length);
+
+ case NBD_OPT_STARTTLS:
+ if (client->tlscreds) {
+ TRACE("TLS already enabled");
+ nbd_negotiate_send_rep(client->ioc, NBD_REP_ERR_INVALID,
+ clientflags);
+ } else {
+ TRACE("TLS not configured");
+ nbd_negotiate_send_rep(client->ioc, NBD_REP_ERR_POLICY,
+ clientflags);
+ }
+ return -EINVAL;
+ default:
+ TRACE("Unsupported option 0x%x", clientflags);
+ nbd_negotiate_send_rep(client->ioc, NBD_REP_ERR_UNSUP,
+ clientflags);
+ return -EINVAL;
+ }
+ } else {
+ /*
+ * If broken new-style we should drop the connection
+ * for anything except NBD_OPT_EXPORT_NAME
+ */
+ switch (clientflags) {
+ case NBD_OPT_EXPORT_NAME:
+ return nbd_negotiate_handle_export_name(client, length);
+
+ default:
+ TRACE("Unsupported option 0x%x", clientflags);
+ return -EINVAL;
}
- break;
-
- case NBD_OPT_ABORT:
- return -EINVAL;
-
- case NBD_OPT_EXPORT_NAME:
- return nbd_negotiate_handle_export_name(client, length);
-
- default:
- tmp = be32_to_cpu(tmp);
- LOG("Unsupported option 0x%x", tmp);
- nbd_negotiate_send_rep(client->sock, NBD_REP_ERR_UNSUP, tmp);
- return -EINVAL;
}
}
}
@@ -385,13 +510,13 @@ typedef struct {
static coroutine_fn int nbd_negotiate(NBDClientNewData *data)
{
NBDClient *client = data->client;
- int csock = client->sock;
char buf[8 + 8 + 8 + 128];
int rc;
const int myflags = (NBD_FLAG_HAS_FLAGS | NBD_FLAG_SEND_TRIM |
NBD_FLAG_SEND_FLUSH | NBD_FLAG_SEND_FUA);
+ bool oldStyle;
- /* Negotiation header without options:
+ /* Old style negotiation header without options
[ 0 .. 7] passwd ("NBDMAGIC")
[ 8 .. 15] magic (NBD_CLIENT_MAGIC)
[16 .. 23] size
@@ -399,23 +524,25 @@ static coroutine_fn int nbd_negotiate(NBDClientNewData *data)
[26 .. 27] export flags
[28 .. 151] reserved (0)
- Negotiation header with options, part 1:
+ New style negotiation header with options
[ 0 .. 7] passwd ("NBDMAGIC")
[ 8 .. 15] magic (NBD_OPTS_MAGIC)
[16 .. 17] server flags (0)
-
- part 2 (after options are sent):
+ ....options sent....
[18 .. 25] size
[26 .. 27] export flags
[28 .. 151] reserved (0)
*/
+ qio_channel_set_blocking(client->ioc, false, NULL);
rc = -EINVAL;
TRACE("Beginning negotiation.");
memset(buf, 0, sizeof(buf));
memcpy(buf, "NBDMAGIC", 8);
- if (client->exp) {
+
+ oldStyle = client->exp != NULL && !client->tlscreds;
+ if (oldStyle) {
assert ((client->exp->nbdflags & ~65535) == 0);
stq_be_p(buf + 8, NBD_CLIENT_MAGIC);
stq_be_p(buf + 16, client->exp->size);
@@ -425,13 +552,17 @@ static coroutine_fn int nbd_negotiate(NBDClientNewData *data)
stw_be_p(buf + 16, NBD_FLAG_FIXED_NEWSTYLE);
}
- if (client->exp) {
- if (nbd_negotiate_write(csock, buf, sizeof(buf)) != sizeof(buf)) {
+ if (oldStyle) {
+ if (client->tlscreds) {
+ TRACE("TLS cannot be enabled with oldstyle protocol");
+ goto fail;
+ }
+ if (nbd_negotiate_write(client->ioc, buf, sizeof(buf)) != sizeof(buf)) {
LOG("write failed");
goto fail;
}
} else {
- if (nbd_negotiate_write(csock, buf, 18) != 18) {
+ if (nbd_negotiate_write(client->ioc, buf, 18) != 18) {
LOG("write failed");
goto fail;
}
@@ -444,8 +575,8 @@ static coroutine_fn int nbd_negotiate(NBDClientNewData *data)
assert ((client->exp->nbdflags & ~65535) == 0);
stq_be_p(buf + 18, client->exp->size);
stw_be_p(buf + 26, client->exp->nbdflags | myflags);
- if (nbd_negotiate_write(csock, buf + 18,
- sizeof(buf) - 18) != sizeof(buf) - 18) {
+ if (nbd_negotiate_write(client->ioc, buf + 18, sizeof(buf) - 18) !=
+ sizeof(buf) - 18) {
LOG("write failed");
goto fail;
}
@@ -475,13 +606,13 @@ int nbd_disconnect(int fd)
}
#endif
-static ssize_t nbd_receive_request(int csock, struct nbd_request *request)
+static ssize_t nbd_receive_request(QIOChannel *ioc, struct nbd_request *request)
{
uint8_t buf[NBD_REQUEST_SIZE];
uint32_t magic;
ssize_t ret;
- ret = read_sync(csock, buf, sizeof(buf));
+ ret = read_sync(ioc, buf, sizeof(buf));
if (ret < 0) {
return ret;
}
@@ -516,7 +647,7 @@ static ssize_t nbd_receive_request(int csock, struct nbd_request *request)
return 0;
}
-static ssize_t nbd_send_reply(int csock, struct nbd_reply *reply)
+static ssize_t nbd_send_reply(QIOChannel *ioc, struct nbd_reply *reply)
{
uint8_t buf[NBD_REPLY_SIZE];
ssize_t ret;
@@ -534,7 +665,7 @@ static ssize_t nbd_send_reply(int csock, struct nbd_reply *reply)
TRACE("Sending response to client");
- ret = write_sync(csock, buf, sizeof(buf));
+ ret = write_sync(ioc, buf, sizeof(buf));
if (ret < 0) {
return ret;
}
@@ -562,8 +693,12 @@ void nbd_client_put(NBDClient *client)
assert(client->closing);
nbd_unset_handlers(client);
- close(client->sock);
- client->sock = -1;
+ object_unref(OBJECT(client->sioc));
+ object_unref(OBJECT(client->ioc));
+ if (client->tlscreds) {
+ object_unref(OBJECT(client->tlscreds));
+ }
+ g_free(client->tlsaclname);
if (client->exp) {
QTAILQ_REMOVE(&client->exp->clients, client, next);
nbd_export_put(client->exp);
@@ -583,7 +718,8 @@ static void client_close(NBDClient *client)
/* Force requests to finish. They will drop their own references,
* then we'll close the socket and free the NBDClient.
*/
- shutdown(client->sock, 2);
+ qio_channel_shutdown(client->ioc, QIO_CHANNEL_SHUTDOWN_BOTH,
+ NULL);
/* Also tell the client, so that they release their reference. */
if (client->close) {
@@ -789,25 +925,25 @@ static ssize_t nbd_co_send_reply(NBDRequest *req, struct nbd_reply *reply,
int len)
{
NBDClient *client = req->client;
- int csock = client->sock;
ssize_t rc, ret;
+ g_assert(qemu_in_coroutine());
qemu_co_mutex_lock(&client->send_lock);
client->send_coroutine = qemu_coroutine_self();
nbd_set_handlers(client);
if (!len) {
- rc = nbd_send_reply(csock, reply);
+ rc = nbd_send_reply(client->ioc, reply);
} else {
- socket_set_cork(csock, 1);
- rc = nbd_send_reply(csock, reply);
+ qio_channel_set_cork(client->ioc, true);
+ rc = nbd_send_reply(client->ioc, reply);
if (rc >= 0) {
- ret = qemu_co_send(csock, req->data, len);
+ ret = write_sync(client->ioc, req->data, len);
if (ret != len) {
rc = -EIO;
}
}
- socket_set_cork(csock, 0);
+ qio_channel_set_cork(client->ioc, false);
}
client->send_coroutine = NULL;
@@ -819,14 +955,14 @@ static ssize_t nbd_co_send_reply(NBDRequest *req, struct nbd_reply *reply,
static ssize_t nbd_co_receive_request(NBDRequest *req, struct nbd_request *request)
{
NBDClient *client = req->client;
- int csock = client->sock;
uint32_t command;
ssize_t rc;
+ g_assert(qemu_in_coroutine());
client->recv_coroutine = qemu_coroutine_self();
nbd_update_can_read(client);
- rc = nbd_receive_request(csock, request);
+ rc = nbd_receive_request(client->ioc, request);
if (rc < 0) {
if (rc != -EAGAIN) {
rc = -EIO;
@@ -861,7 +997,7 @@ static ssize_t nbd_co_receive_request(NBDRequest *req, struct nbd_request *reque
if (command == NBD_CMD_WRITE) {
TRACE("Reading %u byte(s)", request->len);
- if (qemu_co_recv(csock, req->data, request->len) != request->len) {
+ if (read_sync(client->ioc, req->data, request->len) != request->len) {
LOG("reading from socket failed");
rc = -EIO;
goto out;
@@ -1056,7 +1192,7 @@ static void nbd_restart_write(void *opaque)
static void nbd_set_handlers(NBDClient *client)
{
if (client->exp && client->exp->ctx) {
- aio_set_fd_handler(client->exp->ctx, client->sock,
+ aio_set_fd_handler(client->exp->ctx, client->sioc->fd,
true,
client->can_read ? nbd_read : NULL,
client->send_coroutine ? nbd_restart_write : NULL,
@@ -1067,7 +1203,7 @@ static void nbd_set_handlers(NBDClient *client)
static void nbd_unset_handlers(NBDClient *client)
{
if (client->exp && client->exp->ctx) {
- aio_set_fd_handler(client->exp->ctx, client->sock,
+ aio_set_fd_handler(client->exp->ctx, client->sioc->fd,
true, NULL, NULL, NULL);
}
}
@@ -1109,7 +1245,11 @@ out:
g_free(data);
}
-void nbd_client_new(NBDExport *exp, int csock, void (*close_fn)(NBDClient *))
+void nbd_client_new(NBDExport *exp,
+ QIOChannelSocket *sioc,
+ QCryptoTLSCreds *tlscreds,
+ const char *tlsaclname,
+ void (*close_fn)(NBDClient *))
{
NBDClient *client;
NBDClientNewData *data = g_new(NBDClientNewData, 1);
@@ -1117,7 +1257,15 @@ void nbd_client_new(NBDExport *exp, int csock, void (*close_fn)(NBDClient *))
client = g_malloc0(sizeof(NBDClient));
client->refcount = 1;
client->exp = exp;
- client->sock = csock;
+ client->tlscreds = tlscreds;
+ if (tlscreds) {
+ object_ref(OBJECT(client->tlscreds));
+ }
+ client->tlsaclname = g_strdup(tlsaclname);
+ client->sioc = sioc;
+ object_ref(OBJECT(client->sioc));
+ client->ioc = QIO_CHANNEL(sioc);
+ object_ref(OBJECT(client->ioc));
client->can_read = true;
client->close = close_fn;
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-21 20:59:38 +0000