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Merge pull request #337 from donaldsharp/more_spt_more

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More spt more
This commit is contained in:
David Lamparter 2017-04-05 22:32:46 +02:00 committed by GitHub
commit 606eb3ad7c
8 changed files with 173 additions and 30 deletions
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41
pimd/pim_cmd.c
View File

@ -1040,6 +1040,7 @@ static void pim_show_interfaces(struct vty *vty, u_char uj)
struct pim_upstream *up;
int fhr = 0;
int pim_nbrs = 0;
int pim_ifchannels = 0;
json_object *json = NULL;
json_object *json_row = NULL;
json_object *json_tmp;
@ -1056,6 +1057,7 @@ static void pim_show_interfaces(struct vty *vty, u_char uj)
continue;
pim_nbrs = pim_ifp->pim_neighbor_list->count;
pim_ifchannels = pim_ifp->pim_ifchannel_list->count;
fhr = 0;
for (ALL_LIST_ELEMENTS_RO(pim_upstream_list, upnode, up))
@ -1066,6 +1068,7 @@ static void pim_show_interfaces(struct vty *vty, u_char uj)
json_row = json_object_new_object();
json_object_pim_ifp_add(json_row, ifp);
json_object_int_add(json_row, "pimNeighbors", pim_nbrs);
json_object_int_add(json_row, "pimIfChannels", pim_ifchannels);
json_object_int_add(json_row, "firstHopRouter", fhr);
json_object_string_add(json_row, "pimDesignatedRouter", inet_ntoa(pim_ifp->pim_dr_addr));
@ -1078,7 +1081,7 @@ static void pim_show_interfaces(struct vty *vty, u_char uj)
if (uj) {
vty_out (vty, "%s%s", json_object_to_json_string_ext(json, JSON_C_TO_STRING_PRETTY), VTY_NEWLINE);
} else {
vty_out(vty, "Interface State Address PIM Nbrs PIM DR FHR%s", VTY_NEWLINE);
vty_out(vty, "Interface State Address PIM Nbrs PIM DR FHR IfChannels%s", VTY_NEWLINE);
json_object_object_foreach(json, key, val) {
vty_out(vty, "%-9s ", key);
@ -1100,7 +1103,10 @@ static void pim_show_interfaces(struct vty *vty, u_char uj)
}
json_object_object_get_ex(val, "firstHopRouter", &json_tmp);
vty_out(vty, "%3d%s", json_object_get_int(json_tmp), VTY_NEWLINE);
vty_out(vty, "%3d ", json_object_get_int(json_tmp));
json_object_object_get_ex(val, "pimIfChannels", &json_tmp);
vty_out(vty, "%9d%s", json_object_get_int(json_tmp), VTY_NEWLINE);
}
}
@ -3410,6 +3416,35 @@ pim_rp_cmd_worker (struct vty *vty, const char *rp, const char *group, const cha
return CMD_SUCCESS;
}
DEFUN (ip_pim_spt_switchover_infinity,
ip_pim_spt_switchover_infinity_cmd,
"ip pim spt-switchover infinity-and-beyond",
IP_STR
PIM_STR
"SPT-Switchover\n"
"Never switch to SPT Tree\n")
{
pimg->spt_switchover = PIM_SPT_INFINITY;
pim_upstream_remove_lhr_star_pimreg();
return CMD_SUCCESS;
}
DEFUN (no_ip_pim_spt_switchover_infinity,
no_ip_pim_spt_switchover_infinity_cmd,
"no ip pim spt-switchover infinity-and-beyond",
NO_STR
IP_STR
PIM_STR
"SPT_Switchover\n"
"Never switch to SPT Tree\n")
{
pimg->spt_switchover = PIM_SPT_IMMEDIATE;
pim_upstream_add_lhr_star_pimreg();
return CMD_SUCCESS;
}
DEFUN (ip_pim_joinprune_time,
ip_pim_joinprune_time_cmd,
"ip pim join-prune-interval <60-600>",
@ -6181,6 +6216,8 @@ void pim_cmd_init()
install_element (CONFIG_NODE, &ip_pim_ssm_prefix_list_cmd);
install_element (CONFIG_NODE, &ip_pim_register_suppress_cmd);
install_element (CONFIG_NODE, &no_ip_pim_register_suppress_cmd);
install_element (CONFIG_NODE, &ip_pim_spt_switchover_infinity_cmd);
install_element (CONFIG_NODE, &no_ip_pim_spt_switchover_infinity_cmd);
install_element (CONFIG_NODE, &ip_pim_joinprune_time_cmd);
install_element (CONFIG_NODE, &no_ip_pim_joinprune_time_cmd);
install_element (CONFIG_NODE, &ip_pim_keep_alive_cmd);

2
pimd/pim_ifchannel.c
View File

@ -1006,6 +1006,8 @@ pim_ifchannel_local_membership_add(struct interface *ifp,
pim_upstream_switch (child, PIM_UPSTREAM_JOINED);
}
}
if (pimg->spt_switchover != PIM_SPT_INFINITY)
pim_channel_add_oif(up->channel_oil, pim_regiface, PIM_OIF_FLAG_PROTO_IGMP);
}
return 1;

24
pimd/pim_mroute.c
View File

@ -200,6 +200,30 @@ pim_mroute_msg_wholepkt (int fd, struct interface *ifp, const char *buf)
up = pim_upstream_find(&sg);
if (!up) {
struct prefix_sg star = sg;
star.src.s_addr = INADDR_ANY;
up = pim_upstream_find(&star);
if (up && PIM_UPSTREAM_FLAG_TEST_SRC_IGMP(up->flags))
{
up = pim_upstream_add (&sg, ifp, PIM_UPSTREAM_FLAG_MASK_SRC_LHR, __PRETTY_FUNCTION__);
if (!up)
{
if (PIM_DEBUG_MROUTE)
zlog_debug ("%s: Unable to create upstream information for %s",
__PRETTY_FUNCTION__, pim_str_sg_dump (&sg));
return 0;
}
pim_upstream_keep_alive_timer_start (up, qpim_keep_alive_time);
pim_upstream_inherited_olist (up);
pim_upstream_switch(up, PIM_UPSTREAM_JOINED);
if (PIM_DEBUG_MROUTE)
zlog_debug ("%s: Creating %s upstream on LHR",
__PRETTY_FUNCTION__, up->sg_str);
return 0;
}
if (PIM_DEBUG_MROUTE_DETAIL) {
zlog_debug("%s: Unable to find upstream channel WHOLEPKT%s",
__PRETTY_FUNCTION__, pim_str_sg_dump (&sg));

59
pimd/pim_upstream.c
View File

@ -198,7 +198,20 @@ pim_upstream_del(struct pim_upstream *up, const char *name)
upstream_channel_oil_detach(up);
if (up->sources)
{
struct listnode *node, *nnode;
struct pim_upstream *child;
for (ALL_LIST_ELEMENTS (up->sources, node, nnode, child))
{
if (PIM_UPSTREAM_FLAG_TEST_SRC_LHR(child->flags))
{
PIM_UPSTREAM_FLAG_UNSET_SRC_LHR(child->flags);
pim_upstream_del(child, __PRETTY_FUNCTION__);
}
}
list_delete (up->sources);
}
up->sources = NULL;
/*
@ -1103,6 +1116,11 @@ pim_upstream_keep_alive_timer (struct thread *t)
PIM_UPSTREAM_FLAG_UNSET_SRC_STREAM(up->flags);
pim_upstream_del(up, __PRETTY_FUNCTION__);
}
else if (PIM_UPSTREAM_FLAG_TEST_SRC_LHR(up->flags))
{
PIM_UPSTREAM_FLAG_UNSET_SRC_LHR(up->flags);
pim_upstream_del(up, __PRETTY_FUNCTION__);
}
return 0;
}
@ -1633,7 +1651,8 @@ pim_upstream_sg_running (void *arg)
return;
}
if (pim_upstream_kat_start_ok(up)) {
if (pim_upstream_kat_start_ok(up))
{
/* Add a source reference to the stream if
* one doesn't already exist */
if (!PIM_UPSTREAM_FLAG_TEST_SRC_STREAM(up->flags))
@ -1647,6 +1666,8 @@ pim_upstream_sg_running (void *arg)
}
pim_upstream_keep_alive_timer_start(up, qpim_keep_alive_time);
}
else if (PIM_UPSTREAM_FLAG_TEST_SRC_LHR(up->flags))
pim_upstream_keep_alive_timer_start(up, qpim_keep_alive_time);
if (up->sptbit != PIM_UPSTREAM_SPTBIT_TRUE)
{
@ -1655,6 +1676,42 @@ pim_upstream_sg_running (void *arg)
return;
}
void
pim_upstream_add_lhr_star_pimreg (void)
{
struct pim_upstream *up;
struct listnode *node;
for (ALL_LIST_ELEMENTS_RO (pim_upstream_list, node, up))
{
if (up->sg.src.s_addr != INADDR_ANY)
continue;
if (!PIM_UPSTREAM_FLAG_TEST_SRC_IGMP (up->flags))
continue;
pim_channel_add_oif (up->channel_oil, pim_regiface, PIM_OIF_FLAG_PROTO_IGMP);
}
}
void
pim_upstream_remove_lhr_star_pimreg (void)
{
struct pim_upstream *up;
struct listnode *node;
for (ALL_LIST_ELEMENTS_RO (pim_upstream_list, node, up))
{
if (up->sg.src.s_addr != INADDR_ANY)
continue;
if (!PIM_UPSTREAM_FLAG_TEST_SRC_IGMP (up->flags))
continue;
pim_channel_del_oif (up->channel_oil, pim_regiface, PIM_OIF_FLAG_PROTO_IGMP);
}
}
void
pim_upstream_init (void)
{

8
pimd/pim_upstream.h
View File

@ -34,6 +34,8 @@
#define PIM_UPSTREAM_FLAG_MASK_SRC_STREAM (1 << 5)
#define PIM_UPSTREAM_FLAG_MASK_SRC_MSDP (1 << 6)
#define PIM_UPSTREAM_FLAG_MASK_SEND_SG_RPT_PRUNE (1 << 7)
#define PIM_UPSTREAM_FLAG_MASK_SRC_LHR (1 << 8)
#define PIM_UPSTREAM_FLAG_ALL 0xFFFFFFFF
#define PIM_UPSTREAM_FLAG_TEST_DR_JOIN_DESIRED(flags) ((flags) & PIM_UPSTREAM_FLAG_MASK_DR_JOIN_DESIRED)
#define PIM_UPSTREAM_FLAG_TEST_DR_JOIN_DESIRED_UPDATED(flags) ((flags) & PIM_UPSTREAM_FLAG_MASK_DR_JOIN_DESIRED_UPDATED)
@ -43,6 +45,7 @@
#define PIM_UPSTREAM_FLAG_TEST_SRC_STREAM(flags) ((flags) & PIM_UPSTREAM_FLAG_MASK_SRC_STREAM)
#define PIM_UPSTREAM_FLAG_TEST_SRC_MSDP(flags) ((flags) & PIM_UPSTREAM_FLAG_MASK_SRC_MSDP)
#define PIM_UPSTREAM_FLAG_TEST_SEND_SG_RPT_PRUNE(flags) ((flags) & PIM_UPSTREAM_FLAG_MASK_SEND_SG_RPT_PRUNE)
#define PIM_UPSTREAM_FLAG_TEST_SRC_LHR(flags) ((flags) & PIM_UPSTREAM_FLAG_MASK_SRC_LHR)
#define PIM_UPSTREAM_FLAG_SET_DR_JOIN_DESIRED(flags) ((flags) |= PIM_UPSTREAM_FLAG_MASK_DR_JOIN_DESIRED)
#define PIM_UPSTREAM_FLAG_SET_DR_JOIN_DESIRED_UPDATED(flags) ((flags) |= PIM_UPSTREAM_FLAG_MASK_DR_JOIN_DESIRED_UPDATED)
@ -52,6 +55,7 @@
#define PIM_UPSTREAM_FLAG_SET_SRC_STREAM(flags) ((flags) |= PIM_UPSTREAM_FLAG_MASK_SRC_STREAM)
#define PIM_UPSTREAM_FLAG_SET_SRC_MSDP(flags) ((flags) |= PIM_UPSTREAM_FLAG_MASK_SRC_MSDP)
#define PIM_UPSTREAM_FLAG_SET_SEND_SG_RPT_PRUNE(flags) ((flags) |= PIM_UPSTREAM_FLAG_MASK_SEND_SG_RPT_PRUNE)
#define PIM_UPSTREAM_FLAG_SET_SRC_LHR(flags) ((flags) |= PIM_UPSTREAM_FLAG_MASK_SRC_LHR)
#define PIM_UPSTREAM_FLAG_UNSET_DR_JOIN_DESIRED(flags) ((flags) &= ~PIM_UPSTREAM_FLAG_MASK_DR_JOIN_DESIRED)
#define PIM_UPSTREAM_FLAG_UNSET_DR_JOIN_DESIRED_UPDATED(flags) ((flags) &= ~PIM_UPSTREAM_FLAG_MASK_DR_JOIN_DESIRED_UPDATED)
@ -61,6 +65,7 @@
#define PIM_UPSTREAM_FLAG_UNSET_SRC_STREAM(flags) ((flags) &= ~PIM_UPSTREAM_FLAG_MASK_SRC_STREAM)
#define PIM_UPSTREAM_FLAG_UNSET_SRC_MSDP(flags) ((flags) &= ~PIM_UPSTREAM_FLAG_MASK_SRC_MSDP)
#define PIM_UPSTREAM_FLAG_UNSET_SEND_SG_RPT_PRUNE(flags) ((flags) &= ~PIM_UPSTREAM_FLAG_MASK_SEND_SG_RPT_PRUNE)
#define PIM_UPSTREAM_FLAG_UNSET_SRC_LHR(flags) ((flags) &= ~PIM_UPSTREAM_FLAG_MASK_SRC_LHR)
enum pim_upstream_state {
PIM_UPSTREAM_NOTJOINED,
@ -193,4 +198,7 @@ void pim_upstream_terminate (void);
void join_timer_start (struct pim_upstream *up);
int pim_upstream_compare (void *arg1, void *arg2);
void pim_upstream_register_reevaluate (void);
void pim_upstream_add_lhr_star_pimreg (void);
void pim_upstream_remove_lhr_star_pimreg (void);
#endif /* PIM_UPSTREAM_H */

6
pimd/pim_vty.c
View File

@ -182,6 +182,12 @@ int pim_global_config_write(struct vty *vty)
ssm->plist_name, VTY_NEWLINE);
++writes;
}
if (pimg->spt_switchover == PIM_SPT_INFINITY)
{
vty_out (vty, "ip pim spt-switchover infinity-and-beyond%s",
VTY_NEWLINE);
++writes;
}
if (qpim_ssmpingd_list) {
struct listnode *node;

1
pimd/pimd.c
View File

@ -249,6 +249,7 @@ pim_instance_init (vrf_id_t vrf_id, afi_t afi)
pim->vrf_id = vrf_id;
pim->afi = afi;
pim->spt_switchover = PIM_SPT_IMMEDIATE;
pim->rpf_hash = hash_create_size (256, pim_rpf_hash_key, pim_rpf_equal);
if (PIM_DEBUG_ZEBRA)

8
pimd/pimd.h
View File

@ -237,11 +237,19 @@ extern int32_t qpim_register_probe_time;
#define PIM_DONT_DEBUG_MSDP_PACKETS (qpim_debugs &= ~PIM_MASK_MSDP_PACKETS)
#define PIM_DONT_DEBUG_MSDP_INTERNAL (qpim_debugs &= ~PIM_MASK_MSDP_INTERNAL)
enum pim_spt_switchover {
PIM_SPT_IMMEDIATE,
PIM_SPT_INFINITY,
};
/* Per VRF PIM DB */
struct pim_instance
{
afi_t afi;
vrf_id_t vrf_id;
enum pim_spt_switchover spt_switchover;
struct hash *rpf_hash;
void *ssm_info; /* per-vrf SSM configuration */
};