92 lines
2.4 KiB
Diff
92 lines
2.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Wolfgang Bumiller <w.bumiller@proxmox.com>
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Date: Wed, 9 Dec 2015 16:34:41 +0100
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Subject: [PATCH] PVE: [Up] qmp: add get_link_status
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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
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---
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net/net.c | 27 +++++++++++++++++++++++++++
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qapi/net.json | 15 +++++++++++++++
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qapi/qapi-schema.json | 1 +
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3 files changed, 43 insertions(+)
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diff --git a/net/net.c b/net/net.c
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index f3a3c5444c..1023cff921 100644
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--- a/net/net.c
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+++ b/net/net.c
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@@ -1346,6 +1346,33 @@ void hmp_info_network(Monitor *mon, const QDict *qdict)
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}
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}
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+int64_t qmp_get_link_status(const char *name, Error **errp)
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+{
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+ NetClientState *ncs[MAX_QUEUE_NUM];
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+ NetClientState *nc;
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+ int queues;
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+ bool ret;
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+
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+ queues = qemu_find_net_clients_except(name, ncs,
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+ NET_CLIENT_DRIVER__MAX,
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+ MAX_QUEUE_NUM);
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+
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+ if (queues == 0) {
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+ error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
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+ "Device '%s' not found", name);
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+ return (int64_t) -1;
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+ }
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+
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+ nc = ncs[0];
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+ ret = ncs[0]->link_down;
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+
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+ if (nc->peer->info->type == NET_CLIENT_DRIVER_NIC) {
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+ ret = ncs[0]->peer->link_down;
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+ }
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+
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+ return (int64_t) ret ? 0 : 1;
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+}
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+
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void colo_notify_filters_event(int event, Error **errp)
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{
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NetClientState *nc;
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diff --git a/qapi/net.json b/qapi/net.json
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index 5f7bff1637..5991d1e5b8 100644
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--- a/qapi/net.json
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+++ b/qapi/net.json
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@@ -34,6 +34,21 @@
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##
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{ 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
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+##
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+# @get_link_status:
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+#
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+# Get the current link state of the nics or nic.
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+#
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+# @name: name of the nic you get the state of
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+#
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+# Return: If link is up 1
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+# If link is down 0
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+# If an error occure an empty string.
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+#
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+# Notes: this is an Proxmox VE extension and not offical part of Qemu.
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+##
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+{ 'command': 'get_link_status', 'data': {'name': 'str'}, 'returns': 'int'}
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+
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##
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# @netdev_add:
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#
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diff --git a/qapi/qapi-schema.json b/qapi/qapi-schema.json
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index 4bd1223637..d8facba0a2 100644
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--- a/qapi/qapi-schema.json
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+++ b/qapi/qapi-schema.json
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@@ -61,6 +61,7 @@
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'query-migrate-cache-size',
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'query-tpm-models',
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'query-tpm-types',
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+ 'get_link_status',
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'ringbuf-read' ],
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'name-case-whitelist': [
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'ACPISlotType', # DIMM, visible through query-acpi-ospm-status
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--
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2.20.1
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