hmp: add NBD server commands
Signed-off-by: Paolo Bonzini <[email protected]>
diff --git a/hmp-commands.hx b/hmp-commands.hx
index f916385..b74ef75 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1310,6 +1310,51 @@
policy back to @code{deny}.
ETEXI
+ {
+ .name = "nbd_server_start",
+ .args_type = "all:-a,writable:-w,uri:s",
+ .params = "nbd_server_start [-a] [-w] host:port",
+ .help = "serve block devices on the given host and port",
+ .mhandler.cmd = hmp_nbd_server_start,
+ },
+STEXI
+@item nbd_server_start @var{host}:@var{port}
+@findex nbd_server_start
+Start an NBD server on the given host and/or port. If the @option{-a}
+option is included, all of the virtual machine's block devices that
+have an inserted media on them are automatically exported; in this case,
+the @option{-w} option makes the devices writable too.
+ETEXI
+
+ {
+ .name = "nbd_server_add",
+ .args_type = "writable:-w,device:B",
+ .params = "nbd_server_add [-w] device",
+ .help = "export a block device via NBD",
+ .mhandler.cmd = hmp_nbd_server_add,
+ },
+STEXI
+@item nbd_server_add @var{device}
+@findex nbd_server_add
+Export a block device through QEMU's NBD server, which must be started
+beforehand with @command{nbd_server_start}. The @option{-w} option makes the
+exported device writable too.
+ETEXI
+
+ {
+ .name = "nbd_server_stop",
+ .args_type = "",
+ .params = "nbd_server_stop",
+ .help = "stop serving block devices using the NBD protocol",
+ .mhandler.cmd = hmp_nbd_server_stop,
+ },
+STEXI
+@item nbd_server_stop
+@findex nbd_server_stop
+Stop the QEMU embedded NBD server.
+ETEXI
+
+
#if defined(TARGET_I386)
{
