virtinst/cli: add spice rendernode argument

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>

man/virt-install.pod

@@ -1010,6 +1010,10 @@ is used by 'vnc' and 'spice'
 Whether to use OpenGl accelerated rendering. Value is 'yes' or 'no'. This is
 used by 'spice'.
 
+=item B<rendernode>
+
+DRM render node path to use. This is used when 'gl' is enabled.
+
 =back
 
 Use --graphics=? to see a list of all available sub options. Complete details at L<http://libvirt.org/formatdomain.html#elementsGraphics>

tests/cli-test-xml/compare/virt-install-many-devices.xml

@@ -246,6 +246,11 @@
       <image compression="off"/>
       <listen type="none"/>
     </graphics>
+    <graphics type="spice">
+      <gl enable="yes" rendernode="/dev/dri/foo"/>
+      <image compression="off"/>
+      <listen type="none"/>
+    </graphics>
     <serial type="tcp">
       <source mode="bind" host="127.0.0.1" service="2222"/>
       <protocol type="telnet"/>

tests/clitest.py

@@ -485,6 +485,7 @@ c.add_compare(""" \
 --graphics spice,image_compression=foo,streaming_mode=bar,clipboard_copypaste=yes,mouse_mode=client,filetransfer_enable=on \
 --graphics spice,gl=yes,listen=socket \
 --graphics spice,gl=yes,listen=none \
+--graphics spice,gl=yes,listen=none,rendernode=/dev/dri/foo \
 \
 --controller usb,model=ich9-ehci1,address=0:0:4.7,index=0 \
 --controller usb,model=ich9-uhci1,address=0:0:4.0,index=0,master=0 \

tests/xmlparse-xml/change-graphics-out.xml

@@ -39,7 +39,7 @@
       <channel name="cursor" mode="any"/>
       <channel name="playback" mode="insecure"/>
       <channel name="display" mode="secure"/>
-      <gl enable="yes"/>
+      <gl enable="yes" rendernode="/dev/dri/foo"/>
       <image compression="auto_glz"/>
       <streaming mode="filter"/>
       <clipboard copypaste="yes"/>

tests/xmlparse.py

@@ -651,6 +651,7 @@ class XMLParseTest(unittest.TestCase):
         check("mouse_mode", None, "client")
         check("filetransfer_enable", None, False)
         check("gl", None, True)
+        check("rendernode", None, "/dev/dri/foo")
 
         self._alter_compare(guest.get_xml_config(), outfile)
 

virtinst/cli.py

@@ -2183,6 +2183,12 @@ class ParserGraphics(VirtCLIParser):
             elif not inst.conn.check_support(
                     inst.conn.SUPPORT_CONN_SPICE_GL):
                 logging.warn("qemu/libvirt version may not support spice GL")
+        if inst.conn.is_qemu() and inst.rendernode:
+            if inst.type != "spice":
+                logging.warn("graphics type=%s does not support rendernode", inst.type)
+            elif not inst.conn.check_support(
+                    inst.conn.SUPPORT_CONN_SPICE_RENDERNODE):
+                logging.warn("qemu/libvirt version may not support rendernode")
 
         return ret
 
@@ -2206,6 +2212,7 @@ ParserGraphics.add_arg("mouse_mode", "mouse_mode")
 ParserGraphics.add_arg("filetransfer_enable", "filetransfer_enable",
             is_onoff=True)
 ParserGraphics.add_arg("gl", "gl", is_onoff=True)
+ParserGraphics.add_arg("rendernode", "rendernode")
 
 
 ########################

virtinst/devicegraphics.py

@@ -244,5 +244,6 @@ class VirtualGraphics(VirtualDevice):
     mouse_mode = XMLProperty("./mouse/@mode")
     filetransfer_enable = XMLProperty("./filetransfer/@enable", is_yesno=True)
     gl = XMLProperty("./gl/@enable", is_yesno=True)
+    rendernode = XMLProperty("./gl/@rendernode")
 
 VirtualGraphics.register_type()

virtinst/support.py

@@ -315,6 +315,8 @@ SUPPORT_CONN_MEM_STATS_PERIOD = _make(
 # first version that sorts out the qemu:///system + cgroup issues
 SUPPORT_CONN_SPICE_GL = _make(version="3.1.0",
     hv_version={"qemu": "2.6.0", "test": 0})
+SUPPORT_CONN_SPICE_RENDERNODE = _make(version="3.1.0",
+    hv_version={"qemu": "2.9.0", "test": 0})
 SUPPORT_CONN_VIDEO_VIRTIO_ACCEL3D = _make(version="1.3.0",
     hv_version={"qemu": "2.5.0", "test": 0})
 SUPPORT_CONN_GRAPHICS_LISTEN_NONE = _make(version="2.0.0")