1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* PIM for Quagga
* Copyright (C) 2008 Everton da Silva Marques
*/
#ifndef PIM_IFACE_H
#define PIM_IFACE_H
#include <zebra.h>
#include "if.h"
#include "vty.h"
#include "vrf.h"
#include "zclient.h"
#include "ferr.h"
#include "pim_igmp.h"
#include "pim_upstream.h"
#include "bfd.h"
#include "pim_str.h"
#define PIM_IF_IS_DELETED(ifp) ((ifp)->ifindex == IFINDEX_INTERNAL)
#define PIM_I_am_DR(pim_ifp) \
!pim_addr_cmp((pim_ifp)->pim_dr_addr, (pim_ifp)->primary_address)
#define PIM_I_am_DualActive(pim_ifp) (pim_ifp)->activeactive == true
/* Macros for interface flags */
/*
* PIM needs to know if hello is required to send before other PIM messages
* like Join, prune, assert would go out
*/
#define PIM_IF_FLAG_HELLO_SENT (1 << 0)
#define PIM_IF_FLAG_TEST_HELLO_SENT(flags) ((flags)&PIM_IF_FLAG_HELLO_SENT)
#define PIM_IF_FLAG_SET_HELLO_SENT(flags) ((flags) |= PIM_IF_FLAG_HELLO_SENT)
#define PIM_IF_FLAG_UNSET_HELLO_SENT(flags) ((flags) &= ~PIM_IF_FLAG_HELLO_SENT)
struct pim_iface_upstream_switch {
pim_addr address;
struct list *us;
};
enum pim_secondary_addr_flags {
PIM_SEC_ADDRF_NONE = 0,
PIM_SEC_ADDRF_STALE = (1 << 0)
};
struct pim_secondary_addr {
struct prefix addr;
enum pim_secondary_addr_flags flags;
};
struct gm_if;
struct pim_interface {
bool pim_enable : 1;
bool pim_can_disable_join_suppression : 1;
bool pim_passive_enable : 1;
bool gm_enable : 1;
ifindex_t mroute_vif_index;
struct pim_instance *pim;
#if PIM_IPV == 6
/* link-locals: MLD uses lowest addr, PIM uses highest... */
pim_addr ll_lowest;
pim_addr ll_highest;
#endif
pim_addr primary_address; /* remember addr to detect change */
struct list *sec_addr_list; /* list of struct pim_secondary_addr */
pim_addr update_source; /* user can statically set the primary
* address of the interface */
int igmp_version; /* IGMP version */
int mld_version;
int gm_default_robustness_variable; /* IGMP or MLD QRV */
int gm_default_query_interval; /* IGMP or MLD secs between general
queries */
int gm_query_max_response_time_dsec; /* IGMP or MLD Max Response Time in
dsecs for general queries */
int gm_specific_query_max_response_time_dsec; /* IGMP or MLD Max
Response Time in dsecs
called as last member
query interval, defines
the maximum response
time advertised in IGMP
group-specific
queries */
int gm_last_member_query_count; /* IGMP or MLD last member
query count
*/
struct list *gm_socket_list; /* list of struct IGMP or MLD sock */
struct list *gm_join_list; /* list of struct IGMP or MLD join */
struct list *gm_group_list; /* list of struct IGMP or MLD group */
struct hash *gm_group_hash;
struct gm_if *mld;
int pim_sock_fd; /* PIM socket file descriptor */
struct event *t_pim_sock_read; /* thread for reading PIM socket */
int64_t pim_sock_creation; /* timestamp of PIM socket creation */
struct event *t_pim_hello_timer;
int pim_hello_period;
int pim_default_holdtime;
int pim_triggered_hello_delay;
uint32_t pim_generation_id;
uint16_t pim_propagation_delay_msec; /* config */
uint16_t pim_override_interval_msec; /* config */
struct list *pim_neighbor_list; /* list of struct pim_neighbor */
struct list *upstream_switch_list;
struct pim_ifchannel_rb ifchannel_rb;
/* neighbors without lan_delay */
int pim_number_of_nonlandelay_neighbors;
uint16_t pim_neighbors_highest_propagation_delay_msec;
uint16_t pim_neighbors_highest_override_interval_msec;
/* DR Election */
int64_t pim_dr_election_last; /* timestamp */
int pim_dr_election_count;
int pim_dr_election_changes;
pim_addr pim_dr_addr;
uint32_t pim_dr_priority; /* config */
int pim_dr_num_nondrpri_neighbors; /* neighbors without dr_pri */
/* boundary prefix-list */
char *boundary_oil_plist;
/* Turn on Active-Active for this interface */
bool activeactive;
bool am_i_dr;
int64_t pim_ifstat_start; /* start timestamp for stats */
uint64_t pim_ifstat_bsm_rx;
uint64_t pim_ifstat_bsm_tx;
uint32_t pim_ifstat_hello_sent;
uint32_t pim_ifstat_hello_sendfail;
uint32_t pim_ifstat_hello_recv;
uint32_t pim_ifstat_hello_recvfail;
uint32_t pim_ifstat_join_recv;
uint32_t pim_ifstat_join_send;
uint32_t pim_ifstat_prune_recv;
uint32_t pim_ifstat_prune_send;
uint32_t pim_ifstat_reg_recv;
uint32_t pim_ifstat_reg_send;
uint32_t pim_ifstat_reg_stop_recv;
uint32_t pim_ifstat_reg_stop_send;
uint32_t pim_ifstat_assert_recv;
uint32_t pim_ifstat_assert_send;
uint32_t pim_ifstat_bsm_cfg_miss;
uint32_t pim_ifstat_ucast_bsm_cfg_miss;
uint32_t pim_ifstat_bsm_invalid_sz;
uint8_t flags;
bool bsm_enable; /* bsm processing enable */
bool ucast_bsm_accept; /* ucast bsm processing */
uint32_t igmp_ifstat_joins_sent;
uint32_t igmp_ifstat_joins_failed;
uint32_t igmp_peak_group_count;
struct {
bool enabled;
uint32_t min_rx;
uint32_t min_tx;
uint8_t detection_multiplier;
char *profile;
} bfd_config;
};
/*
* if default_holdtime is set (>= 0), use it;
* otherwise default_holdtime is 3.5 * hello_period
*/
#define PIM_IF_DEFAULT_HOLDTIME(pim_ifp) \
(((pim_ifp)->pim_default_holdtime < 0) \
? ((pim_ifp)->pim_hello_period * 7 / 2) \
: ((pim_ifp)->pim_default_holdtime))
void pim_if_init(struct pim_instance *pim);
void pim_if_terminate(struct pim_instance *pim);
struct pim_interface *pim_if_new(struct interface *ifp, bool igmp, bool pim,
bool ispimreg, bool is_vxlan_term);
void pim_if_delete(struct interface *ifp);
void pim_if_addr_add(struct connected *ifc);
void pim_if_addr_del(struct connected *ifc, int force_prim_as_any);
void pim_if_addr_add_all(struct interface *ifp);
void pim_if_addr_del_all(struct interface *ifp);
void pim_if_addr_del_all_igmp(struct interface *ifp);
int pim_if_add_vif(struct interface *ifp, bool ispimreg, bool is_vxlan_term);
int pim_if_del_vif(struct interface *ifp);
void pim_if_add_vif_all(struct pim_instance *pim);
void pim_if_del_vif_all(struct pim_instance *pim);
struct interface *pim_if_find_by_vif_index(struct pim_instance *pim,
ifindex_t vif_index);
int pim_if_find_vifindex_by_ifindex(struct pim_instance *pim,
ifindex_t ifindex);
int pim_if_lan_delay_enabled(struct interface *ifp);
uint16_t pim_if_effective_propagation_delay_msec(struct interface *ifp);
uint16_t pim_if_effective_override_interval_msec(struct interface *ifp);
uint16_t pim_if_jp_override_interval_msec(struct interface *ifp);
struct pim_neighbor *pim_if_find_neighbor(struct interface *ifp, pim_addr addr);
long pim_if_t_suppressed_msec(struct interface *ifp);
int pim_if_t_override_msec(struct interface *ifp);
pim_addr pim_find_primary_addr(struct interface *ifp);
ferr_r pim_if_gm_join_add(struct interface *ifp, pim_addr group_addr,
pim_addr source_addr);
int pim_if_gm_join_del(struct interface *ifp, pim_addr group_addr,
pim_addr source_addr);
void pim_if_update_could_assert(struct interface *ifp);
void pim_if_assert_on_neighbor_down(struct interface *ifp, pim_addr neigh_addr);
void pim_if_rpf_interface_changed(struct interface *old_rpf_ifp,
struct pim_upstream *up);
void pim_if_update_join_desired(struct pim_interface *pim_ifp);
void pim_if_update_assert_tracking_desired(struct interface *ifp);
void pim_if_create_pimreg(struct pim_instance *pim);
struct prefix *pim_if_connected_to_source(struct interface *ifp, pim_addr src);
int pim_update_source_set(struct interface *ifp, pim_addr source);
bool pim_if_is_vrf_device(struct interface *ifp);
int pim_if_ifchannel_count(struct pim_interface *pim_ifp);
void pim_iface_init(void);
void pim_pim_interface_delete(struct interface *ifp);
void pim_gm_interface_delete(struct interface *ifp);
#endif /* PIM_IFACE_H */
|
