virtinst: add <vmcoreinfo/> feature

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

tests/cli-test-xml/compare/virt-install-features-vmcoreinfo.xml

@@ -0,0 +1,28 @@
+<domain type="test">
+  <name>foobar</name>
+  <uuid>00000000-1111-2222-3333-444444444444</uuid>
+  <memory>65536</memory>
+  <currentMemory>65536</currentMemory>
+  <vcpu>1</vcpu>
+  <os>
+    <type arch="i686">hvm</type>
+    <boot dev="hd"/>
+  </os>
+  <features>
+    <pae/>
+    <vmcoreinfo/>
+  </features>
+  <clock offset="utc"/>
+  <pm>
+    <suspend-to-mem enabled="no"/>
+    <suspend-to-disk enabled="no"/>
+  </pm>
+  <devices>
+    <emulator>/usr/bin/test-hv</emulator>
+    <controller type="usb" index="0" model="none"/>
+    <interface type="user">
+      <mac address="00:11:22:33:44:55"/>
+    </interface>
+    <console type="pty"/>
+  </devices>
+</domain>

tests/clitest.py

@@ -582,6 +582,7 @@ c.add_compare(""" \
 c = vinst.add_category("features", "--nographics --noautoconsole --import --disk none --controller usb,model=none")
 c.add_compare("--features smm=on", "features-smm")
 c.add_invalid("--features smm=on --machine pc")
+c.add_compare("--features vmcoreinfo=on", "features-vmcoreinfo")
 
 
 ########################

virtinst/cli.py

@@ -1795,6 +1795,7 @@ ParserFeatures.add_arg("pvspinlock", "pvspinlock", is_onoff=True)
 ParserFeatures.add_arg("gic_version", "gic_version")
 
 ParserFeatures.add_arg("smm", "smm", is_onoff=True, cb=ParserFeatures.set_smm_cb)
+ParserFeatures.add_arg("vmcoreinfo", "vmcoreinfo", is_onoff=True)
 
 
 ###################

virtinst/domainfeatures.py

@@ -56,3 +56,5 @@ class DomainFeatures(XMLBuilder):
     pvspinlock = XMLProperty("./pvspinlock/@state", is_onoff=True)
 
     smm = XMLProperty("./smm/@state", is_onoff=True)
+    vmcoreinfo = XMLProperty("./vmcoreinfo", is_bool=True,
+                       default_name="default", default_cb=lambda s: False)