From: Jes Sorensen <jes.soren...@redhat.com>
Add QMP bits for snapshot_blkdev command. This is the same as
snapshot_blkdev in the human monitor. The command is synchronous. In
the future async commands may be added with the name _async/-async.
Signed-off-by: Jes Sorensen <jes.soren...@redhat.com>
---
qmp-commands.hx | 38 ++++++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/qmp-commands.hx b/qmp-commands.hx
index fbd98ee..24e9c3e 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -667,6 +667,44 @@ Example:
EQMP
{
+ .name = "blockdev-snapshot",
+ .args_type = "device:B,snapshot_file:s?,format:s?",
+ .params = "device [new-image-file] [format]",
+ .help = "initiates a live snapshot\n\t\t\t"
+ "of device. If a new image file is specified,
the\n\t\t\t"
+ "new image file will become the new root image.\n\t\t\t"
+ "If format is specified, the snapshot file will\n\t\t\t"
+ "be created in that format. Otherwise the\n\t\t\t"
+ "snapshot will be internal! (currently unsupported)",
+ .user_print = monitor_user_noop,
+ .mhandler.cmd_new = do_snapshot_blkdev,
+ },
+
+SQMP
+blockdev-snapshot-sync
+----------------------
+
+Synchronous snapshot of block device, using snapshot file as target,
+if provided.
+
+Arguments:
+
+- "device": device name to snapshot (json-string)
+- "snapshot_file": name of new image file (json-string)
+- "format": format of now image (json-string)
+
+Example:
+
+-> { "execute": "blockdev-snapshot", "arguments": { "device": "ide-hd0",
+ "snapshot_file":
+ "/some/place/my-image",
+ "format": "qcow2"
+ } }
+<- { "return": {} }
+
+EQMP
+
+ {
.name = "balloon",
.args_type = "value:M",
.params = "target",
--
1.7.4.4
