debian/patches/pve/0009-PVE-Up-qmp-add-get_link_status.patch

   1 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
   2 From: Wolfgang Bumiller <w.bumiller@proxmox.com>
   3 Date: Wed, 9 Dec 2015 16:34:41 +0100
   4 Subject: [PATCH] PVE: [Up] qmp: add get_link_status
   5
   6 ---
   7  net/net.c             | 27 +++++++++++++++++++++++++++
   8  qapi/net.json         | 15 +++++++++++++++
   9  qapi/qapi-schema.json |  1 +
  10  3 files changed, 43 insertions(+)
  11
  12 diff --git a/net/net.c b/net/net.c
  13 index 2a3133990c..cd9178d6c9 100644
  14 --- a/net/net.c
  15 +++ b/net/net.c
  16 @@ -1331,6 +1331,33 @@ void hmp_info_network(Monitor *mon, const QDict *qdict)
  17      }
  18  }
  19
  20 +int64_t qmp_get_link_status(const char *name, Error **errp)
  21 +{
  22 +    NetClientState *ncs[MAX_QUEUE_NUM];
  23 +    NetClientState *nc;
  24 +    int queues;
  25 +    bool ret;
  26 +
  27 +    queues = qemu_find_net_clients_except(name, ncs,
  28 +                                          NET_CLIENT_DRIVER__MAX,
  29 +                                          MAX_QUEUE_NUM);
  30 +
  31 +    if (queues == 0) {
  32 +        error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
  33 +                  "Device '%s' not found", name);
  34 +        return (int64_t) -1;
  35 +    }
  36 +
  37 +    nc = ncs[0];
  38 +    ret = ncs[0]->link_down;
  39 +
  40 +    if (nc->peer->info->type == NET_CLIENT_DRIVER_NIC) {
  41 +      ret = ncs[0]->peer->link_down;
  42 +    }
  43 +
  44 +    return (int64_t) ret ? 0 : 1;
  45 +}
  46 +
  47  void qmp_set_link(const char *name, bool up, Error **errp)
  48  {
  49      NetClientState *ncs[MAX_QUEUE_NUM];
  50 diff --git a/qapi/net.json b/qapi/net.json
  51 index c86f351161..9a69a3b0f7 100644
  52 --- a/qapi/net.json
  53 +++ b/qapi/net.json
  54 @@ -35,6 +35,21 @@
  55  { 'command': 'set_link', 'data': {'name': 'str', 'up': 'bool'} }
  56
  57  ##
  58 +# @get_link_status:
  59 +#
  60 +# Get the current link state of the nics or nic.
  61 +#
  62 +# @name: name of the nic you get the state of
  63 +#
  64 +# Return: If link is up 1
  65 +#         If link is down 0
  66 +#         If an error occure an empty string.
  67 +#
  68 +# Notes: this is an Proxmox VE extension and not offical part of Qemu.
  69 +##
  70 +{ 'command': 'get_link_status', 'data': {'name': 'str'}, 'returns': 'int'}
  71 +
  72 +##
  73  # @netdev_add:
  74  #
  75  # Add a network backend.
  76 diff --git a/qapi/qapi-schema.json b/qapi/qapi-schema.json
  77 index 65b6dc2f6f..4bc906bc7c 100644
  78 --- a/qapi/qapi-schema.json
  79 +++ b/qapi/qapi-schema.json
  80 @@ -61,6 +61,7 @@
  81          'query-migrate-cache-size',
  82          'query-tpm-models',
  83          'query-tpm-types',
  84 +        'get_link_status',
  85          'ringbuf-read' ],
  86      'name-case-whitelist': [
  87          'ACPISlotType',         # DIMM, visible through query-acpi-ospm-status
  88 --
  89 2.11.0
  90