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Merge pull request #5880 from patrasar/2371558

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pimd: fix OIL not removed after IGMP prune
This commit is contained in:
Donald Sharp 2020-03-17 13:40:53 -04:00 committed by GitHub
commit 7967afda07
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 40 additions and 5 deletions
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5
pimd/pim_cmd.c
View File

@ -1706,7 +1706,10 @@ static void pim_show_join_helper(struct vty *vty, struct pim_interface *pim_ifp,
pim_ifchannel_ifjoin_name(ch->ifjoin_state, ch->flags));
if (PIM_IF_FLAG_TEST_S_G_RPT(ch->flags))
json_object_int_add(json_row, "SGRpt", 1);
if (PIM_IF_FLAG_TEST_PROTO_PIM(ch->flags))
json_object_int_add(json_row, "protocolPim", 1);
if (PIM_IF_FLAG_TEST_PROTO_IGMP(ch->flags))
json_object_int_add(json_row, "protocolIgmp", 1);
json_object_object_get_ex(json_iface, ch_grp_str, &json_grp);
if (!json_grp) {
json_grp = json_object_new_object();

6
pimd/pim_ifchannel.c
View File

@ -628,6 +628,12 @@ struct pim_ifchannel *pim_ifchannel_add(struct interface *ifp,
up->dualactive_ifchannel_count, up->flags);
}
if (up_flags == PIM_UPSTREAM_FLAG_MASK_SRC_PIM)
PIM_IF_FLAG_SET_PROTO_PIM(ch->flags);
if (up_flags == PIM_UPSTREAM_FLAG_MASK_SRC_IGMP)
PIM_IF_FLAG_SET_PROTO_IGMP(ch->flags);
if (PIM_DEBUG_PIM_TRACE)
zlog_debug("%s: ifchannel %s(%s) is created ", __func__,
ch->sg_str, ch->interface->name);

19
pimd/pim_ifchannel.h
View File

@ -69,13 +69,30 @@ struct pim_assert_metric {
#define PIM_IF_FLAG_UNSET_ASSERT_TRACKING_DESIRED(flags) ((flags) &= ~PIM_IF_FLAG_MASK_ASSERT_TRACKING_DESIRED)
/*
* Flat to tell us if the ifchannel is (S,G,rpt)
* Flag to tell us if the ifchannel is (S,G,rpt)
*/
#define PIM_IF_FLAG_MASK_S_G_RPT (1 << 2)
#define PIM_IF_FLAG_TEST_S_G_RPT(flags) ((flags) & PIM_IF_FLAG_MASK_S_G_RPT)
#define PIM_IF_FLAG_SET_S_G_RPT(flags) ((flags) |= PIM_IF_FLAG_MASK_S_G_RPT)
#define PIM_IF_FLAG_UNSET_S_G_RPT(flags) ((flags) &= ~PIM_IF_FLAG_MASK_S_G_RPT)
/*
* Flag to tell us if the ifchannel is proto PIM
*/
#define PIM_IF_FLAG_MASK_PROTO_PIM (1 << 3)
#define PIM_IF_FLAG_TEST_PROTO_PIM(flags) ((flags)&PIM_IF_FLAG_MASK_PROTO_PIM)
#define PIM_IF_FLAG_SET_PROTO_PIM(flags) ((flags) |= PIM_IF_FLAG_MASK_PROTO_PIM)
#define PIM_IF_FLAG_UNSET_PROTO_PIM(flags) \
((flags) &= ~PIM_IF_FLAG_MASK_PROTO_PIM)
/*
* Flag to tell us if the ifchannel is proto IGMP
*/
#define PIM_IF_FLAG_MASK_PROTO_IGMP (1 << 4)
#define PIM_IF_FLAG_TEST_PROTO_IGMP(flags) ((flags)&PIM_IF_FLAG_MASK_PROTO_IGMP)
#define PIM_IF_FLAG_SET_PROTO_IGMP(flags) \
((flags) |= PIM_IF_FLAG_MASK_PROTO_IGMP)
#define PIM_IF_FLAG_UNSET_PROTO_IGMP(flags) \
((flags) &= ~PIM_IF_FLAG_MASK_PROTO_IGMP)
/*
Per-interface (S,G) state
*/

8
pimd/pim_upstream.c
View File

@ -1794,10 +1794,16 @@ int pim_upstream_inherited_olist_decide(struct pim_instance *pim,
continue;
if (pim_upstream_evaluate_join_desired_interface(up, ch,
starch)) {
int flag = PIM_OIF_FLAG_PROTO_PIM;
int flag = 0;
if (!ch)
flag = PIM_OIF_FLAG_PROTO_STAR;
else {
if (PIM_IF_FLAG_TEST_PROTO_IGMP(ch->flags))
flag = PIM_OIF_FLAG_PROTO_IGMP;
if (PIM_IF_FLAG_TEST_PROTO_PIM(ch->flags))
flag |= PIM_OIF_FLAG_PROTO_PIM;
}
pim_channel_add_oif(up->channel_oil, ifp, flag,
__func__);

7
pimd/pim_zebra.c
View File

@ -835,7 +835,7 @@ void igmp_source_forward_stop(struct igmp_source *source)
void pim_forward_start(struct pim_ifchannel *ch)
{
struct pim_upstream *up = ch->upstream;
uint32_t mask = PIM_OIF_FLAG_PROTO_PIM;
uint32_t mask = 0;
if (PIM_DEBUG_PIM_TRACE) {
char source_str[INET_ADDRSTRLEN];
@ -853,9 +853,12 @@ void pim_forward_start(struct pim_ifchannel *ch)
inet_ntoa(up->upstream_addr));
}
if (up->flags & PIM_UPSTREAM_FLAG_MASK_SRC_IGMP)
if (PIM_IF_FLAG_TEST_PROTO_IGMP(ch->flags))
mask = PIM_OIF_FLAG_PROTO_IGMP;
if (PIM_IF_FLAG_TEST_PROTO_PIM(ch->flags))
mask |= PIM_OIF_FLAG_PROTO_PIM;
pim_channel_add_oif(up->channel_oil, ch->interface,
mask, __func__);
}