pve-qemu/debian/patches/pve/0012-qmp-add-get_link_statu...

78 lines
1.9 KiB
Diff

From 0000000000000000000000000000000000000000 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] qmp: add get_link_status
---
net/net.c | 27 +++++++++++++++++++++++++++
qapi/net.json | 15 +++++++++++++++
2 files changed, 42 insertions(+)
diff --git a/net/net.c b/net/net.c
index 39ef546708..3681aa2173 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1399,6 +1399,33 @@ 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/net.json b/qapi/net.json
index 4beff5d582..73334c8f3c 100644
--- a/qapi/net.json
+++ b/qapi/net.json
@@ -35,6 +35,21 @@
{ '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'}
+
+##
# @netdev_add:
#
# Add a network backend.
--
2.11.0