[libvirt] [PATCH v4 RESEND] openvswitch: Add new port VLAN mode "dot1q-tunnel"(802.1ad double-tagged)
John Ferlan
jferlan at redhat.com
Wed Feb 13 17:00:24 UTC 2019
On 12/11/18 7:26 AM, luzhipeng at uniudc.com wrote:
> From: ZhiPeng Lu <luzhipeng at uniudc.com>
>
> This patch adds functionality to allow libvirt to configure the 'dot1q-tunnel'
> modes(802.1ad double-tagged) on openvswitch networks.
> For example:
> <interface type='bridge'>
> <mac address='2c:da:41:1d:05:42'/>
> <source bridge='ovs0'/>
> <vlan>
> <tag id='41' nativeMode='dot1q-tunnel'/>
> </vlan>
> <virtualport type='openvswitch'>
> <parameters interfaceid='6401a152-0b99-40b5-92be-858810aa6d37'/>
> </virtualport>
> <model type='virtio'/>
> <driver name='vhost'/>
> <alias name='net0'/>
> </interface>
>
> Signed-off-by: ZhiPeng Lu <luzhipeng at uniudc.com>
> ---
> v1->v2:
> 1. Fix "make syntax-check" failure
> v2->v3:
> 1. remove other_config when updating vlan
> v3->v4:
> 1. add commit message that has a brief description of the new
> feature
> 2. add tests for 'dot1q-tunnel' vlan mode
>
Seems this was lost/dropped over the holidays. In any case it doesn't
apply to current top of tree, can you update and resend please.
Hopefully this time it won't get lost and apologies in advance for not
addressing in a more timely manner.
Tks,
John
> docs/formatdomain.html.in | 20 ++++++++++++++------
> docs/formatnetwork.html.in | 20 +++++++++++---------
> docs/schemas/networkcommon.rng | 1 +
> src/conf/netdev_vlan_conf.c | 2 +-
> src/util/virnetdevopenvswitch.c | 7 +++++++
> src/util/virnetdevvlan.h | 1 +
> tests/networkxml2xmlin/openvswitch-net.xml | 9 +++++++++
> tests/networkxml2xmlout/openvswitch-net.xml | 9 +++++++++
> .../openvswitch-net-modified.xml | 9 +++++++++
> .../openvswitch-net-more-portgroups.xml | 9 +++++++++
> .../openvswitch-net-without-alice.xml | 9 +++++++++
> 11 files changed, 80 insertions(+), 16 deletions(-)
>
> diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
> index 84259c4..ced21c0 100644
> --- a/docs/formatdomain.html.in
> +++ b/docs/formatdomain.html.in
> @@ -6085,8 +6085,14 @@ qemu-kvm -net nic,model=? /dev/null
> <b><tag id='42'/></b>
> <b><tag id='123' nativeMode='untagged'/></b>
> <b></vlan></b>
> - ...
> </interface>
> + <interface type='bridge'>
> + <b><vlan trunk='yes'></b>
> + <b><tag id='42'/></b>
> + <b><tag id='123' nativeMode='dot1q-tunnel'/></b>
> + <b></vlan></b>
> + </interface>
> +...
> </devices>
> ...</pre>
>
> @@ -6122,11 +6128,13 @@ qemu-kvm -net nic,model=? /dev/null
> </p>
> <p>
> For network connections using Open vSwitch it is also possible
> - to configure 'native-tagged' and 'native-untagged' VLAN modes
> - <span class="since">Since 1.1.0.</span> This is done with the
> - optional <code>nativeMode</code> attribute on
> - the <code><tag></code> subelement: <code>nativeMode</code>
> - may be set to 'tagged' or 'untagged'. The <code>id</code>
> + to configure 'native-tagged' and 'native-untagged'
> + <span class="since">Since 1.1.0.</span> and 'dot1q-tunnel'
> + (802.1ad double-tagged) <span class="since">Since 5.0.0.</span>
> + VLAN modes This is done with the optional <code>nativeMode</code>
> + attribute on the <code><tag></code> subelement:
> + <code>nativeMode</code> may be set to 'tagged' or 'untagged' or
> + 'dot1q-tunnel'. The <code>id</code>
> attribute of the <code><tag></code> subelement
> containing <code>nativeMode</code> sets which VLAN is considered
> to be the "native" VLAN for this interface, and
> diff --git a/docs/formatnetwork.html.in b/docs/formatnetwork.html.in
> index 363a72b..d9ac9f7 100644
> --- a/docs/formatnetwork.html.in
> +++ b/docs/formatnetwork.html.in
> @@ -688,16 +688,18 @@
> </p>
> <p>
> For network connections using Open vSwitch it is also possible
> - to configure 'native-tagged' and 'native-untagged' VLAN modes
> - <span class="since">Since 1.1.0.</span> This is done with the
> - optional <code>nativeMode</code> attribute on
> - the <code><tag></code> subelement: <code>nativeMode</code>
> - may be set to 'tagged' or 'untagged'. The <code>id</code>
> - attribute of the <code><tag></code> subelement
> - containing <code>nativeMode</code> sets which VLAN is considered
> - to be the "native" VLAN for this interface, and
> + to configure 'native-tagged' and 'native-untagged'
> + <span class="since">Since 1.1.0.</span>
> + and 'dot1q-tunnel'(802.1ad double-tagged) VLAN modes.
> + <span class="since">Since 5.0.0.</span> This is done with the
> + optional <code>nativeMode</code> attribute on the
> + <code><tag></code> subelement: <code>nativeMode</code>
> + may be set to 'tagged' or 'untagged' or 'dot1q-tunnel'.
> + The <code>id</code> attribute of the <code><tag></code>
> + subelement containing <code>nativeMode</code> sets which VLAN is
> + considered to be the "native" VLAN for this interface, and
> the <code>nativeMode</code> attribute determines whether or not
> - traffic for that VLAN will be tagged.
> + traffic for that VLAN will be tagged or QinQ.
> </p>
> <p>
> <code><vlan></code> elements can also be specified in
> diff --git a/docs/schemas/networkcommon.rng b/docs/schemas/networkcommon.rng
> index 2699555..11c48ff 100644
> --- a/docs/schemas/networkcommon.rng
> +++ b/docs/schemas/networkcommon.rng
> @@ -223,6 +223,7 @@
> <choice>
> <value>tagged</value>
> <value>untagged</value>
> + <value>dot1q-tunnel</value>
> </choice>
> </attribute>
> </optional>
> diff --git a/src/conf/netdev_vlan_conf.c b/src/conf/netdev_vlan_conf.c
> index dff49c6..79710d9 100644
> --- a/src/conf/netdev_vlan_conf.c
> +++ b/src/conf/netdev_vlan_conf.c
> @@ -29,7 +29,7 @@
> #define VIR_FROM_THIS VIR_FROM_NONE
>
> VIR_ENUM_IMPL(virNativeVlanMode, VIR_NATIVE_VLAN_MODE_LAST,
> - "default", "tagged", "untagged")
> + "default", "tagged", "untagged", "dot1q-tunnel")
>
> int
> virNetDevVlanParse(xmlNodePtr node, xmlXPathContextPtr ctxt, virNetDevVlanPtr def)
> diff --git a/src/util/virnetdevopenvswitch.c b/src/util/virnetdevopenvswitch.c
> index 8fe06fd..2cc576f 100644
> --- a/src/util/virnetdevopenvswitch.c
> +++ b/src/util/virnetdevopenvswitch.c
> @@ -91,6 +91,11 @@ virNetDevOpenvswitchConstructVlans(virCommandPtr cmd, virNetDevVlanPtr virtVlan)
> virCommandAddArg(cmd, "vlan_mode=native-untagged");
> virCommandAddArgFormat(cmd, "tag=%d", virtVlan->nativeTag);
> break;
> + case VIR_NATIVE_VLAN_MODE_DOT1Q_TUNNEL:
> + virCommandAddArg(cmd, "vlan_mode=dot1q-tunnel");
> + virCommandAddArg(cmd, "other_config:qinq-ethtype=802.1q");
> + virCommandAddArgFormat(cmd, "tag=%d", virtVlan->nativeTag);
> + break;
> case VIR_NATIVE_VLAN_MODE_DEFAULT:
> default:
> break;
> @@ -504,6 +509,8 @@ int virNetDevOpenvswitchUpdateVlan(const char *ifname,
> "--", "--if-exists", "clear", "Port", ifname, "tag",
> "--", "--if-exists", "clear", "Port", ifname, "trunk",
> "--", "--if-exists", "clear", "Port", ifname, "vlan_mode",
> + "--", "--if-exists", "remove", "Port", ifname, "other_config",
> + "qinq-ethtype",
> "--", "--if-exists", "set", "Port", ifname, NULL);
>
> if (virNetDevOpenvswitchConstructVlans(cmd, virtVlan) < 0)
> diff --git a/src/util/virnetdevvlan.h b/src/util/virnetdevvlan.h
> index be85f59..0667f9d 100644
> --- a/src/util/virnetdevvlan.h
> +++ b/src/util/virnetdevvlan.h
> @@ -29,6 +29,7 @@ typedef enum {
> VIR_NATIVE_VLAN_MODE_DEFAULT = 0,
> VIR_NATIVE_VLAN_MODE_TAGGED,
> VIR_NATIVE_VLAN_MODE_UNTAGGED,
> + VIR_NATIVE_VLAN_MODE_DOT1Q_TUNNEL,
>
> VIR_NATIVE_VLAN_MODE_LAST
> } virNativeVlanMode;
> diff --git a/tests/networkxml2xmlin/openvswitch-net.xml b/tests/networkxml2xmlin/openvswitch-net.xml
> index 2f6084d..0952859 100644
> --- a/tests/networkxml2xmlin/openvswitch-net.xml
> +++ b/tests/networkxml2xmlin/openvswitch-net.xml
> @@ -30,4 +30,13 @@
> <parameters profileid='native-profile'/>
> </virtualport>
> </portgroup>
> + <portgroup name='8021ad'>
> + <vlan trunk='yes'>
> + <tag id='555' nativeMode='dot1q-tunnel'/>
> + <tag id='666'/>
> + </vlan>
> + <virtualport>
> + <parameters profileid='8021ad-profile'/>
> + </virtualport>
> + </portgroup>
> </network>
> diff --git a/tests/networkxml2xmlout/openvswitch-net.xml b/tests/networkxml2xmlout/openvswitch-net.xml
> index 2f6084d..0952859 100644
> --- a/tests/networkxml2xmlout/openvswitch-net.xml
> +++ b/tests/networkxml2xmlout/openvswitch-net.xml
> @@ -30,4 +30,13 @@
> <parameters profileid='native-profile'/>
> </virtualport>
> </portgroup>
> + <portgroup name='8021ad'>
> + <vlan trunk='yes'>
> + <tag id='555' nativeMode='dot1q-tunnel'/>
> + <tag id='666'/>
> + </vlan>
> + <virtualport>
> + <parameters profileid='8021ad-profile'/>
> + </virtualport>
> + </portgroup>
> </network>
> diff --git a/tests/networkxml2xmlupdateout/openvswitch-net-modified.xml b/tests/networkxml2xmlupdateout/openvswitch-net-modified.xml
> index cc0c344..e5794fc 100644
> --- a/tests/networkxml2xmlupdateout/openvswitch-net-modified.xml
> +++ b/tests/networkxml2xmlupdateout/openvswitch-net-modified.xml
> @@ -30,4 +30,13 @@
> <parameters profileid='native-profile'/>
> </virtualport>
> </portgroup>
> + <portgroup name='8021ad'>
> + <vlan trunk='yes'>
> + <tag id='555' nativeMode='dot1q-tunnel'/>
> + <tag id='666'/>
> + </vlan>
> + <virtualport>
> + <parameters profileid='8021ad-profile'/>
> + </virtualport>
> + </portgroup>
> </network>
> diff --git a/tests/networkxml2xmlupdateout/openvswitch-net-more-portgroups.xml b/tests/networkxml2xmlupdateout/openvswitch-net-more-portgroups.xml
> index 7c19ad9..3df0b96 100644
> --- a/tests/networkxml2xmlupdateout/openvswitch-net-more-portgroups.xml
> +++ b/tests/networkxml2xmlupdateout/openvswitch-net-more-portgroups.xml
> @@ -41,4 +41,13 @@
> <parameters profileid='native-profile'/>
> </virtualport>
> </portgroup>
> + <portgroup name='8021ad'>
> + <vlan trunk='yes'>
> + <tag id='555' nativeMode='dot1q-tunnel'/>
> + <tag id='666'/>
> + </vlan>
> + <virtualport>
> + <parameters profileid='8021ad-profile'/>
> + </virtualport>
> + </portgroup>
> </network>
> diff --git a/tests/networkxml2xmlupdateout/openvswitch-net-without-alice.xml b/tests/networkxml2xmlupdateout/openvswitch-net-without-alice.xml
> index 4104424..38846aa 100644
> --- a/tests/networkxml2xmlupdateout/openvswitch-net-without-alice.xml
> +++ b/tests/networkxml2xmlupdateout/openvswitch-net-without-alice.xml
> @@ -20,4 +20,13 @@
> <parameters profileid='native-profile'/>
> </virtualport>
> </portgroup>
> + <portgroup name='8021ad'>
> + <vlan trunk='yes'>
> + <tag id='555' nativeMode='dot1q-tunnel'/>
> + <tag id='666'/>
> + </vlan>
> + <virtualport>
> + <parameters profileid='8021ad-profile'/>
> + </virtualport>
> + </portgroup>
> </network>
>
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