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Merge pull request #6610 from donaldsharp/too_much_pim

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pimd: Poorly ported code fix
This commit is contained in:
Jafar Al-Gharaibeh 2020-06-18 23:39:41 -05:00 committed by GitHub
commit 868b5d2023
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 43 additions and 19 deletions
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62
pimd/pim_mlag.c
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@ -41,8 +41,7 @@ extern struct zclient *zclient;
"%s: add Dual-active Interface to %s " \
"to oil:%s", \
__func__, ch->interface->name, ch->sg_str); \
pim_channel_add_oif(ch_oil, ch->interface, \
PIM_OIF_FLAG_PROTO_IGMP, __func__); \
pim_channel_update_oif_mute(ch_oil, ch->interface->info); \
} while (0)
#define PIM_MLAG_DEL_OIF_TO_OIL(ch, ch_oil) \
@ -52,8 +51,7 @@ extern struct zclient *zclient;
"%s: del Dual-active Interface to %s " \
"to oil:%s", \
__func__, ch->interface->name, ch->sg_str); \
pim_channel_del_oif(ch_oil, ch->interface, \
PIM_OIF_FLAG_PROTO_IGMP, __func__); \
pim_channel_update_oif_mute(ch_oil, ch->interface->info); \
} while (0)
@ -91,14 +89,36 @@ static void pim_mlag_inherit_mlag_flags(struct pim_upstream *up, bool is_df)
{
struct listnode *listnode;
struct pim_upstream *child;
struct listnode *chnode;
struct listnode *chnextnode;
struct pim_ifchannel *ch;
struct pim_interface *pim_ifp = NULL;
struct channel_oil *ch_oil = NULL;
for (ALL_LIST_ELEMENTS_RO(up->sources, listnode, child)) {
PIM_UPSTREAM_FLAG_SET_MLAG_PEER(child->flags);
if (is_df)
PIM_UPSTREAM_FLAG_UNSET_MLAG_NON_DF(child->flags);
else
PIM_UPSTREAM_FLAG_SET_MLAG_NON_DF(child->flags);
pim_mlag_calculate_df_for_ifchannels(child, is_df);
if (PIM_DEBUG_MLAG)
zlog_debug("%s: Updating DF for uptream:%s childs", __func__,
up->sg_str);
for (ALL_LIST_ELEMENTS(up->ifchannels, chnode, chnextnode, ch)) {
pim_ifp = (ch->interface) ? ch->interface->info : NULL;
if (!pim_ifp || !PIM_I_am_DualActive(pim_ifp))
continue;
for (ALL_LIST_ELEMENTS_RO(up->sources, listnode, child)) {
if (PIM_DEBUG_MLAG)
zlog_debug("%s: Updating DF for child:%s",
__func__, child->sg_str);
ch_oil = (child) ? child->channel_oil : NULL;
if (!ch_oil)
continue;
if (is_df)
PIM_MLAG_ADD_OIF_TO_OIL(ch, ch_oil);
else
PIM_MLAG_DEL_OIF_TO_OIL(ch, ch_oil);
}
}
}
@ -134,8 +154,8 @@ bool pim_mlag_up_df_role_update(struct pim_instance *pim,
* Interface configuration
*/
if (PIM_UPSTREAM_FLAG_TEST_MLAG_INTERFACE(up->flags)) {
pim_mlag_calculate_df_for_ifchannels(up, is_df);
pim_mlag_inherit_mlag_flags(up, is_df);
pim_mlag_calculate_df_for_ifchannels(up, is_df);
}
/* If the DF role has changed check if ipmr-lo needs to be
@ -170,8 +190,7 @@ static bool pim_mlag_up_df_role_elect(struct pim_instance *pim,
uint32_t local_cost;
bool rv;
if (!pim_up_mlag_is_local(up)
&& !PIM_UPSTREAM_FLAG_TEST_MLAG_INTERFACE(up->flags))
if (!pim_up_mlag_is_local(up))
return false;
/* We are yet to rx a status update from the local MLAG daemon so
@ -501,8 +520,7 @@ static void pim_mlag_up_local_replay(void)
RB_FOREACH(vrf, vrf_name_head, &vrfs_by_name) {
pim = vrf->info;
frr_each (rb_pim_upstream, &pim->upstream_head, up) {
if (pim_up_mlag_is_local(up)
|| PIM_UPSTREAM_FLAG_TEST_MLAG_INTERFACE(up->flags))
if (pim_up_mlag_is_local(up))
pim_mlag_up_local_add_send(pim, up);
}
}
@ -523,9 +541,7 @@ static void pim_mlag_up_local_reeval(bool mlagd_send, const char *reason_code)
RB_FOREACH(vrf, vrf_name_head, &vrfs_by_name) {
pim = vrf->info;
frr_each (rb_pim_upstream, &pim->upstream_head, up) {
if (!pim_up_mlag_is_local(up)
&& !PIM_UPSTREAM_FLAG_TEST_MLAG_INTERFACE(
up->flags))
if (!pim_up_mlag_is_local(up))
continue;
/* if role changes re-send to peer */
if (pim_mlag_up_df_role_elect(pim, up) &&
@ -985,6 +1001,10 @@ void pim_if_configure_mlag_dualactive(struct pim_interface *pim_ifp)
if (!pim_ifp || !pim_ifp->pim || pim_ifp->activeactive == true)
return;
if (PIM_DEBUG_MLAG)
zlog_debug("%s: Configuring active-active on Interface: %s",
__func__, "NULL");
pim_ifp->activeactive = true;
if (pim_ifp->pim)
pim_ifp->pim->inst_mlag_intf_cnt++;
@ -1010,6 +1030,10 @@ void pim_if_unconfigure_mlag_dualactive(struct pim_interface *pim_ifp)
if (!pim_ifp || !pim_ifp->pim || pim_ifp->activeactive == false)
return;
if (PIM_DEBUG_MLAG)
zlog_debug("%s: UnConfiguring active-active on Interface: %s",
__func__, "NULL");
pim_ifp->activeactive = false;
pim_ifp->pim->inst_mlag_intf_cnt--;