[virt-tools-list] [virt-manager PATCH v2 2/2] host: Show details about the network of SR-IOV VF pool

Pavel Hrdina phrdina at redhat.com
Tue Oct 3 08:51:02 UTC 2017


From: Lin Ma <lma at suse.com>

Signed-off-by: Lin Ma <lma at suse.com>
Signed-off-by: Pavel Hrdina <phrdina at redhat.com>
---

Notes:
    Changes in v2:
        - renamed object IDs from generic ones to specific names
        - the list of VFs doesn't have a header and contains only VFs names
          instead of PCI addresses
        - renamed the "VF pool information" into "SR-IOV information"

 ui/host.ui             | 102 +++++++++++++++++++++++++++++++++++++++++++++++++
 virtManager/host.py    |  46 ++++++++++++++++++++++
 virtManager/network.py |  12 ++++++
 3 files changed, 160 insertions(+)

diff --git a/ui/host.ui b/ui/host.ui
index 2e5ea496..f5ea3905 100644
--- a/ui/host.ui
+++ b/ui/host.ui
@@ -1117,6 +1117,108 @@
                                     <property name="position">3</property>
                                   </packing>
                                 </child>
+                                <child>
+                                  <object class="GtkExpander" id="net-sriov-expander">
+                                    <property name="visible">True</property>
+                                    <property name="can_focus">True</property>
+                                    <child>
+                                      <object class="GtkBox" id="net-sriov-box">
+                                        <property name="visible">True</property>
+                                        <property name="can_focus">False</property>
+                                        <property name="orientation">vertical</property>
+                                        <property name="spacing">3</property>
+                                        <child>
+                                          <object class="GtkGrid" id="pf-table">
+                                            <property name="visible">True</property>
+                                            <property name="can_focus">False</property>
+                                            <property name="row_spacing">5</property>
+                                            <property name="column_spacing">6</property>
+                                            <child>
+                                              <object class="GtkLabel" id="pf-name">
+                                                <property name="visible">True</property>
+                                                <property name="can_focus">False</property>
+                                                <property name="halign">start</property>
+                                                <property name="label">label</property>
+                                                <property name="selectable">True</property>
+                                              </object>
+                                              <packing>
+                                                <property name="left_attach">1</property>
+                                                <property name="top_attach">0</property>
+                                              </packing>
+                                            </child>
+                                            <child>
+                                              <object class="GtkLabel" id="pf-name-label">
+                                                <property name="visible">True</property>
+                                                <property name="can_focus">False</property>
+                                                <property name="halign">start</property>
+                                                <property name="label" translatable="yes">Physical Function:</property>
+                                              </object>
+                                              <packing>
+                                                <property name="left_attach">0</property>
+                                                <property name="top_attach">0</property>
+                                              </packing>
+                                            </child>
+                                          </object>
+                                          <packing>
+                                            <property name="expand">False</property>
+                                            <property name="fill">True</property>
+                                            <property name="position">0</property>
+                                          </packing>
+                                        </child>
+                                        <child>
+                                          <object class="GtkLabel" id="vf-scroll-label">
+                                            <property name="visible">True</property>
+                                            <property name="can_focus">False</property>
+                                            <property name="halign">start</property>
+                                            <property name="label" translatable="yes">Virtual Functions:</property>
+                                            <property name="use_markup">True</property>
+                                          </object>
+                                          <packing>
+                                            <property name="expand">False</property>
+                                            <property name="fill">True</property>
+                                            <property name="position">1</property>
+                                          </packing>
+                                        </child>
+                                        <child>
+                                          <object class="GtkScrolledWindow" id="vf-scroll">
+                                            <property name="height_request">144</property>
+                                            <property name="visible">True</property>
+                                            <property name="can_focus">True</property>
+                                            <property name="shadow_type">in</property>
+                                            <child>
+                                              <object class="GtkTreeView" id="vf-list">
+                                                <property name="visible">True</property>
+                                                <property name="can_focus">True</property>
+                                                <child internal-child="selection">
+                                                  <object class="GtkTreeSelection" id="vf-selection"/>
+                                                </child>
+                                              </object>
+                                            </child>
+                                          </object>
+                                          <packing>
+                                            <property name="expand">True</property>
+                                            <property name="fill">True</property>
+                                            <property name="position">2</property>
+                                          </packing>
+                                        </child>
+                                      </object>
+                                    </child>
+                                    <child type="label">
+                                      <object class="GtkLabel" id="net-sriov-expander-label">
+                                        <property name="visible">True</property>
+                                        <property name="can_focus">False</property>
+                                        <property name="label" translatable="yes"><b>_SR-IOV information</b></property>
+                                        <property name="use_markup">True</property>
+                                        <property name="use_underline">True</property>
+                                      </object>
+                                    </child>
+                                  </object>
+                                  <packing>
+                                    <property name="expand">True</property>
+                                    <property name="fill">True</property>
+                                    <property name="position">4</property>
+                                  </packing>
+                                </child>
                               </object>
                             </child>
                           </object>
diff --git a/virtManager/host.py b/virtManager/host.py
index 84e8865c..560bc0a6 100644
--- a/virtManager/host.py
+++ b/virtManager/host.py
@@ -24,6 +24,7 @@ from gi.repository import GObject
 from gi.repository import Gtk
 
 from virtinst import Interface
+from virtinst import NodeDevice
 from virtinst import util
 
 from . import uiutil
@@ -167,6 +168,20 @@ class vmmHost(vmmGObjectUI):
         self.widget("net-list").append_column(netCol)
         netListModel.set_sort_column_id(1, Gtk.SortType.ASCENDING)
 
+        # Virtual Function list
+        # [vf-name]
+        vf_list = self.widget("vf-list")
+        vf_list_model = Gtk.ListStore(str)
+        vf_list.set_model(vf_list_model)
+        vf_list.set_headers_visible(False)
+
+        vfTextCol = Gtk.TreeViewColumn()
+        vf_txt = Gtk.CellRendererText()
+        vfTextCol.pack_start(vf_txt, True)
+        vfTextCol.add_attribute(vf_txt, 'text', 0)
+        vf_list.append_column(vfTextCol)
+
+
     def init_storage_state(self):
         self.storagelist = vmmStorageList(self.conn, self.builder, self.topwin)
         self.widget("storage-align").add(self.storagelist.top_box)
@@ -398,6 +413,7 @@ class vmmHost(vmmGObjectUI):
             return
 
         logging.debug("Stopping network '%s'", net.get_name())
+        self.widget("vf-list").get_model().clear()
         vmmAsyncJob.simple_async_noshow(net.stop, [], self,
                             _("Error stopping network '%s'") % net.get_name())
 
@@ -613,6 +629,35 @@ class vmmHost(vmmGObjectUI):
         self.widget("qos-outbound-peak").set_text(qos.outbound_peak or "")
         self.widget("qos-outbound-burst").set_text(qos.outbound_burst or "")
 
+    def _populate_sriov_state(self, net):
+        (is_vf_pool, pf_name, vfs) = net.get_sriov_vf_networks()
+
+        self.widget("net-sriov-expander").set_visible(is_vf_pool)
+        if not pf_name:
+            self.widget("pf-name").set_text("N/A")
+            return
+
+        self.widget("pf-name").set_text(pf_name)
+
+        vf_list_model = self.widget("vf-list").get_model()
+        vf_list_model.clear()
+        for vf in vfs:
+            addrStr = "%x:%x:%x.%x" % (vf.domain, vf.bus, vf.slot, vf.function)
+            pcidev = NodeDevice.lookupNodedevFromString(self.conn.get_backend(),
+                                                        addrStr)
+
+            vf_name = None
+
+            netdevs = self.conn.filter_nodedevs("net")
+            for netdev in netdevs:
+                logging.debug(netdev.xmlobj.parent)
+                if pcidev.name == netdev.xmlobj.parent:
+                    vf_name = netdev.xmlobj.interface
+                    break
+
+            vf_list_model.append([vf_name or addrStr])
+
+
     def populate_net_state(self, net):
         active = net.is_active()
 
@@ -642,6 +687,7 @@ class vmmHost(vmmGObjectUI):
         self._populate_net_ipv4_state(net)
         self._populate_net_ipv6_state(net)
         self._populate_qos_state(net)
+        self._populate_sriov_state(net)
 
 
     def reset_net_state(self):
diff --git a/virtManager/network.py b/virtManager/network.py
index cb260497..4c937e0e 100644
--- a/virtManager/network.py
+++ b/virtManager/network.py
@@ -182,3 +182,15 @@ class vmmNetwork(vmmLibvirtObject):
     def get_ipv6_network(self):
         ret = self._get_network("ipv6")
         return ret + [self._get_static_route("ipv6")]
+
+    def get_sriov_vf_networks(self):
+        xmlobj = self.get_xmlobj()
+        pf_name = None
+        vfs = None
+        ret = False
+        if xmlobj.forward.mode == "hostdev":
+            ret = True
+            if xmlobj.forward.pf:
+                pf_name = xmlobj.forward.pf[0].dev
+                vfs = xmlobj.forward.vfs
+        return (ret, pf_name, vfs)
-- 
2.13.6




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