pve-qemu-qoup/debian/patches/pve/0012-qmp-add-get_link_status.patch
2017-09-08 09:44:31 +02:00

86 lines
2.2 KiB
Diff

From a43e451816ebd6d961412b0d88597c79eb6dd478 Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <w.bumiller@proxmox.com>
Date: Wed, 9 Dec 2015 16:34:41 +0100
Subject: [PATCH 12/28] qmp: add get_link_status
---
net/net.c | 27 +++++++++++++++++++++++++++
qapi-schema.json | 16 ++++++++++++++++
2 files changed, 43 insertions(+)
diff --git a/net/net.c b/net/net.c
index 0ac3b9e80c..7410c1e5f3 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1373,6 +1373,33 @@ void hmp_info_network(Monitor *mon, const QDict *qdict)
}
}
+int64_t qmp_get_link_status(const char *name, Error **errp)
+{
+ NetClientState *ncs[MAX_QUEUE_NUM];
+ NetClientState *nc;
+ int queues;
+ bool ret;
+
+ queues = qemu_find_net_clients_except(name, ncs,
+ NET_CLIENT_DRIVER__MAX,
+ MAX_QUEUE_NUM);
+
+ if (queues == 0) {
+ error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
+ "Device '%s' not found", name);
+ return (int64_t) -1;
+ }
+
+ nc = ncs[0];
+ ret = ncs[0]->link_down;
+
+ if (nc->peer->info->type == NET_CLIENT_DRIVER_NIC) {
+ ret = ncs[0]->peer->link_down;
+ }
+
+ return (int64_t) ret ? 0 : 1;
+}
+
void qmp_set_link(const char *name, bool up, Error **errp)
{
NetClientState *ncs[MAX_QUEUE_NUM];
diff --git a/qapi-schema.json b/qapi-schema.json
index 361700d37c..5e82933ca1 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -56,6 +56,7 @@
{ 'pragma': {
# Commands allowed to return a non-dictionary:
'returns-whitelist': [
+ 'get_link_status',
'human-monitor-command',
'qom-get',
'query-migrate-cache-size',
@@ -2537,6 +2538,21 @@
{ 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
##
+# @get_link_status:
+#
+# Get the current link state of the nics or nic.
+#
+# @name: name of the nic you get the state of
+#
+# Return: If link is up 1
+# If link is down 0
+# If an error occure an empty string.
+#
+# Notes: this is an Proxmox VE extension and not offical part of Qemu.
+##
+{ 'command': 'get_link_status', 'data': {'name': 'str'}, 'returns': 'int'}
+
+##
# @balloon:
#
# Request the balloon driver to change its balloon size.
--
2.11.0