Re: [PATCH] more interface functions; some needed for VEPA

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>
> 1. 'Port profile'  comprising of :
>     VSI Manager ID      1 octet
>     VSI Type ID         3 octets
>     VSI Type ID Version 1 octet
>     VSI Instance ID    16 octets
>
> Therefore need to extend the domain xml to take the above 4 values.
>
> reference, Pg 50 of the proposal here
>     http://www.ieee802.org/1/files/public/docs2010/bg-joint-evb-0410v1.pdf

Gerhard and I defined the following XML for the above:

    <interface type='direct'>
     <source dev='static' mode='vepa'/>
-->   <vsi managerid='12' typeid='1193046' typeidversion='1'
instanceid='fa9b7fff-b0a0-4893-8e0e-beef4ff18f8f'/>    <--
   </interface>

(whether above node is called 'vsi' or 'vdp' -- I don't care either way, but
'vsi' for now)

yes, vsi is fine.


following this schema and corresponding (self-explanatory) data types:

+  <define name="vsiProfile">
+    <element name="vsi">
+      <attribute name="managerid">
+        <ref name="uint8range"/>
+      </attribute>
+      <attribute name="typeid">
+        <ref name="uint24range"/>
+      </attribute>
+      <attribute name="typeidversion">
+        <ref name="uint8range"/>
+      </attribute>
+      <attribute name="instanceid">
+        <ref name="UUID"/>
+      </attribute>
+    </element>
+  </define>

So the previous switchport and profile are gone.

yes, nice.

thanks!

Vivek

Regards,
    Stefan


>
> 2. MAC address (of the virtual interface)
>
> 3. VLAN tag  (associtaed with the virtual interface)
>
> thanks
>     Vivek
>
>
>
> >
> > On cygwin for example none of the newly added functions are available.
> > The flags related function could not be exported due to missing
> > PF_PACKET -- or maybe other type of protocol that needs to be used when
> > opening the socket for running the ioctl() on.
> >
> > Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxx>
> >
> <..snip>
> > +
> > +#ifdef __linux__
> > +int
> > +ifaceGetVlanID(const char *vlanifname, int *vlanid) {
> > +    struct vlan_ioctl_args vlanargs = {
> > +      .cmd = GET_VLAN_VID_CMD,
> > +    };
> > +    int rc = 0;
> > +    int fd = socket(PF_PACKET, SOCK_DGRAM, 0);
> > +
> > +    if (fd < 0)
> > +        return errno;
> > +
> > +    if (virStrcpyStatic(vlanargs.device1, vlanifname) == NULL) {
> > +        rc = EINVAL;
> > +        goto err_exit;
> > +    }
> > +
> > +    if (ioctl(fd, SIOCGIFVLAN, &vlanargs) != 0) {
> > +        rc = errno;
> > +        goto err_exit;
> > +    }
> > +
> > +    *vlanid = vlanargs.u.VID;
> > +
> > + err_exit:
> > +    close(fd);
> > +
> > +    return rc;
> > +}
> > +
> > +#else
> > +
> > +int
> > +ifaceGetVlanID(const char *vlanifname ATTRIBUTE_UNUSED,
> > +               int *vlanid ATTRIBUTE_UNUSED) {
> > +
> > +    ifaceError(VIR_ERR_INTERNAL_ERROR, "%s",
> > +               _("ifaceGetVlanID is not supported on non-linux
> platforms"));
> > +
> > +    return ENOSYS;
> > +}
> > +#endif /* __linux__ */
> > Index: libvirt-acl/src/util/interface.h
> > ===================================================================
> > --- libvirt-acl.orig/src/util/interface.h
> > +++ libvirt-acl/src/util/interface.h
> > @@ -12,6 +12,9 @@
> >
> > # include "datatypes.h"
> >
> > +int ifaceGetFlags(const char *name, short *flags);
> > +int ifaceIsUp(const char *name, bool *up);
> > +
> > int ifaceCtrl(const char *name, bool up);
> >
> > static inline int ifaceUp(const char *name) {
> > @@ -27,4 +30,6 @@ int ifaceCheck(bool reportError, const c
> >
> > int ifaceGetIndex(bool reportError, const char *ifname, int *ifindex);
> >
> > +int ifaceGetVlanID(const char *vlanifname, int *vlanid);
> > +
> > #endif /* __VIR_INTERFACE_H__ */
> > Index: libvirt-acl/src/libvirt_private.syms
> > ===================================================================
> > --- libvirt-acl.orig/src/libvirt_private.syms
> > +++ libvirt-acl/src/libvirt_private.syms
> > @@ -685,6 +685,9 @@ virArgvToString;
> > ifaceCtrl;
> > ifaceCheck;
> > ifaceGetIndex;
> > +ifaceGetFlags;
> > +ifaceIsUp;
> > +ifaceGetVlanID;
> >
> > # usb.h
> > usbGetDevice;
> >
> > --
> > libvir-list mailing list
> > libvir-list@xxxxxxxxxx
> > https://www.redhat.com/mailman/listinfo/libvir-list
> >

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