From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56338) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZyLlo-0001Dd-0Y for qemu-devel@nongnu.org; Mon, 16 Nov 2015 10:32:41 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZyLlm-000320-V8 for qemu-devel@nongnu.org; Mon, 16 Nov 2015 10:32:39 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:4292 helo=relay.sw.ru) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZyLlm-00031r-Gr for qemu-devel@nongnu.org; Mon, 16 Nov 2015 10:32:38 -0500 From: "Denis V. Lunev" Date: Mon, 16 Nov 2015 18:32:28 +0300 Message-Id: <1447687950-29350-4-git-send-email-den@openvz.org> In-Reply-To: <1447687950-29350-1-git-send-email-den@openvz.org> References: <1447687950-29350-1-git-send-email-den@openvz.org> Subject: [Qemu-devel] [PATCH 3/5] qmp: create qmp_delvm command List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juan Quintela , qemu-devel@nongnu.org, Markus Armbruster , Amit Shah , "Denis V. Lunev" Signed-off-by: Denis V. Lunev CC: Juan Quintela CC: Amit Shah CC: Markus Armbruster CC: Eric Blake --- migration/savevm.c | 27 ++++++++++++++++++--------- qapi-schema.json | 13 +++++++++++++ qmp-commands.hx | 23 +++++++++++++++++++++++ 3 files changed, 54 insertions(+), 9 deletions(-) diff --git a/migration/savevm.c b/migration/savevm.c index 565b10a..90b6850 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -2115,17 +2115,26 @@ int load_vmstate(const char *name) return 0; } -void hmp_delvm(Monitor *mon, const QDict *qdict) +void qmp_delvm(const char *name, Error **errp) { BlockDriverState *bs; - Error *err; - const char *name = qdict_get_str(qdict, "name"); - - if (bdrv_all_delete_snapshot(name, &bs, &err) < 0) { - monitor_printf(mon, - "Error while deleting snapshot on device '%s': %s\n", - bdrv_get_device_name(bs), error_get_pretty(err)); - error_free(err); + Error *local_err = NULL; + + if (bdrv_all_delete_snapshot(name, &bs, errp) < 0) { + error_setg(errp, "Error while deleting snapshot on device '%s': %s", + bdrv_get_device_name(bs), error_get_pretty(local_err)); + error_free(local_err); + } +} + +void hmp_delvm(Monitor *mon, const QDict *qdict) +{ + Error *local_err = NULL; + qmp_delvm(qdict_get_str(qdict, "name"), &local_err); + + if (local_err != NULL) { + monitor_printf(mon, "%s\n", error_get_pretty(local_err)); + error_free(local_err); } } diff --git a/qapi-schema.json b/qapi-schema.json index 8cc8b44..193b34f 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -3975,3 +3975,16 @@ # Since 2.6 ## { 'command': 'savevm', 'data': {'*name': 'str'} } + +## +# @delvm +# +# Delete a VM snapshot +# +# @name: identifier of a snapshot to be deleted +# +# Returns: Nothing on success +# +# Since 2.6 +## +{ 'command': 'delvm', 'data': {'name': 'str'} } diff --git a/qmp-commands.hx b/qmp-commands.hx index cd895f6..b2b17ff 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -4764,3 +4764,26 @@ EQMP .args_type = "name:s?", .mhandler.cmd_new = qmp_marshal_savevm, }, + +SQMP +delvm +------------------ + +Delete a VM snapshot + +Arguments: + +- "name": snapshot name + +Example: + +-> { "execute": "delvm", "arguments": { "name": "snapshot1" } } +<- { "return": {} } + +EQMP + + { + .name = "delvm", + .args_type = "name:s", + .mhandler.cmd_new = qmp_marshal_delvm, + }, -- 2.5.0