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Allow network capabilities hostdev to configure IP addresses

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This commit is contained in:
Cédric Bosdonnat 2014-07-23 17:14:00 +02:00
parent 12a75f371c
commit 2811cc611e
5 changed files with 70 additions and 4 deletions
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8
docs/formatdomain.html.in
View File

@ -4330,6 +4330,14 @@ qemu-kvm -net nic,model=? /dev/null
<target dev='vnet0'/>
<b>&lt;ip family='ipv4' address='192.168.122.5' prefix='24'/&gt;</b>
&lt;/interface&gt;
...
&lt;hostdev mode='capabilities' type='net'&gt;
&lt;source&gt;
&lt;interface&gt;eth0&lt;/interface&gt;
&lt;/source&gt;
<b>&lt;ip family='ipv4' address='192.168.122.6' prefix='24'/&gt;</b>
&lt;/hostdev&gt;
&lt;/devices&gt;
...
</pre>

28
docs/schemas/domaincommon.rng
View File

@ -3808,11 +3808,31 @@
<attribute name="type">
<value>net</value>
</attribute>
<element name="source">
<element name="interface">
<ref name="deviceName"/>
<interleave>
<element name="source">
<element name="interface">
<ref name="deviceName"/>
</element>
</element>
</element>
<zeroOrMore>
<element name="ip">
<attribute name="address">
<ref name="ipAddr"/>
</attribute>
<optional>
<attribute name="family">
<ref name="addr-family"/>
</attribute>
</optional>
<optional>
<attribute name="prefix">
<ref name="ipPrefix"/>
</attribute>
</optional>
<empty/>
</element>
</zeroOrMore>
</interleave>
</define>
<define name="usbproduct">

34
src/conf/domain_conf.c
View File

@ -1818,6 +1818,8 @@ virDomainHostdevSubsysSCSIiSCSIClear(virDomainHostdevSubsysSCSIiSCSIPtr iscsisrc
void virDomainHostdevDefClear(virDomainHostdevDefPtr def)
{
size_t i;
if (!def)
return;
@ -1842,6 +1844,9 @@ void virDomainHostdevDefClear(virDomainHostdevDefPtr def)
break;
case VIR_DOMAIN_HOSTDEV_CAPS_TYPE_NET:
VIR_FREE(def->source.caps.u.net.iface);
for (i = 0; i < def->source.caps.u.net.nips; i++)
VIR_FREE(def->source.caps.u.net.ips[i]);
VIR_FREE(def->source.caps.u.net.ips);
break;
}
break;
@ -4833,6 +4838,8 @@ virDomainHostdevDefParseXMLCaps(xmlNodePtr node ATTRIBUTE_UNUSED,
virDomainHostdevDefPtr def)
{
xmlNodePtr sourcenode;
xmlNodePtr *ipnodes = NULL;
int nipnodes;
int ret = -1;
/* @type is passed in from the caller rather than read from the
@ -4887,6 +4894,26 @@ virDomainHostdevDefParseXMLCaps(xmlNodePtr node ATTRIBUTE_UNUSED,
_("Missing <interface> element in hostdev net device"));
goto error;
}
/* Parse possible IP addresses */
if ((nipnodes = virXPathNodeSet("./ip", ctxt, &ipnodes)) < 0)
goto error;
if (nipnodes) {
size_t i;
for (i = 0; i < nipnodes; i++) {
virDomainNetIpDefPtr ip = virDomainNetIpParseXML(ipnodes[i]);
if (!ip)
goto error;
if (VIR_APPEND_ELEMENT(def->source.caps.u.net.ips,
def->source.caps.u.net.nips, ip) < 0) {
VIR_FREE(ip);
goto error;
}
}
}
break;
default:
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
@ -4896,6 +4923,7 @@ virDomainHostdevDefParseXMLCaps(xmlNodePtr node ATTRIBUTE_UNUSED,
}
ret = 0;
error:
VIR_FREE(ipnodes);
return ret;
}
@ -17302,6 +17330,12 @@ virDomainHostdevDefFormatCaps(virBufferPtr buf,
virBufferAdjustIndent(buf, -2);
virBufferAddLit(buf, "</source>\n");
if (def->source.caps.type == VIR_DOMAIN_HOSTDEV_CAPS_TYPE_NET) {
virDomainNetIpsFormat(buf, def->source.caps.u.net.ips,
def->source.caps.u.net.nips);
}
return 0;
}

2
src/conf/domain_conf.h
View File

@ -498,6 +498,8 @@ struct _virDomainHostdevCaps {
} misc;
struct {
char *iface;
size_t nips;
virDomainNetIpDefPtr *ips;
} net;
} u;
};

2
tests/lxcxml2xmldata/lxc-hostdev.xml
View File

@ -35,6 +35,8 @@
<source>
<interface>eth0</interface>
</source>
<ip address='192.168.122.2' family='ipv4'/>
<ip address='2003:db8:1:0:214:1234:fe0b:3596' family='ipv6' prefix='24'/>
</hostdev>
</devices>
</domain>