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Merge pull request #3772 from pguibert6WIND/vrf_backend_unknown

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Vrf backend unknown
This commit is contained in:
Donald Sharp 2019-03-25 08:13:16 -04:00 committed by GitHub
commit c9146c85a0
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3 changed files with 13 additions and 2 deletions
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6
lib/if.c
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@ -396,6 +396,7 @@ struct interface *if_get_by_name(const char *name, vrf_id_t vrf_id)
struct interface *ifp;
switch (vrf_get_backend()) {
case VRF_BACKEND_UNKNOWN:
case VRF_BACKEND_NETNS:
ifp = if_lookup_by_name(name, vrf_id);
if (ifp)
@ -1279,6 +1280,11 @@ static int lib_interface_create(enum nb_event event,
vrf->name);
return NB_ERR_VALIDATION;
}
/* if VRF is netns or not yet known - init for instance
* then assumption is that passed config is exact
* then the user intent was not to use an other iface
*/
if (vrf_get_backend() == VRF_BACKEND_VRF_LITE) {
ifp = if_lookup_by_name_all_vrf(ifname);
if (ifp && ifp->vrf_id != vrf->vrf_id) {

4
lib/vrf.c
View File

@ -56,6 +56,7 @@ struct vrf_id_head vrfs_by_id = RB_INITIALIZER(&vrfs_by_id);
struct vrf_name_head vrfs_by_name = RB_INITIALIZER(&vrfs_by_name);
static int vrf_backend;
static int vrf_backend_configured;
static struct zebra_privs_t *vrf_daemon_privs;
static char vrf_default_name[VRF_NAMSIZ] = VRF_DEFAULT_NAME_INTERNAL;
@ -613,12 +614,15 @@ int vrf_is_backend_netns(void)
int vrf_get_backend(void)
{
if (!vrf_backend_configured)
return VRF_BACKEND_UNKNOWN;
return vrf_backend;
}
void vrf_configure_backend(int vrf_backend_netns)
{
vrf_backend = vrf_backend_netns;
vrf_backend_configured = 1;
}
int vrf_handler_create(struct vty *vty, const char *vrfname,

1
lib/vrf.h
View File

@ -103,6 +103,7 @@ DECLARE_QOBJ_TYPE(vrf)
/* Allow VRF with netns as backend */
#define VRF_BACKEND_VRF_LITE 0
#define VRF_BACKEND_NETNS 1
#define VRF_BACKEND_UNKNOWN 2
extern struct vrf_id_head vrfs_by_id;
extern struct vrf_name_head vrfs_by_name;