#ifndef PIM_VXLAN_H
#define PIM_VXLAN_H
+/* global timer used for miscellaneous staggered processing */
+#define PIM_VXLAN_WORK_TIME 1
+/* number of SG entries processed at one shot */
+#define PIM_VXLAN_WORK_MAX 500
+/* frequency of periodic NULL registers */
+#define PIM_VXLAN_NULL_REG_INTERVAL 60 /* seconds */
+
+#define vxlan_mlag (vxlan_info.mlag)
+
enum pim_vxlan_sg_flags {
PIM_VXLAN_SGF_NONE = 0,
PIM_VXLAN_SGF_DEL_IN_PROG = (1 << 0),
enum pim_vxlan_sg_flags flags;
struct pim_upstream *up;
+ struct listnode *work_node; /* to pim_vxlan.work_list */
/* termination info (only applicable to termination XG mroutes)
* term_if - termination device ipmr-lo is added to the OIL
struct interface *orig_oif;
};
+enum pim_vxlan_mlag_flags {
+ PIM_VXLAN_MLAGF_NONE = 0,
+ PIM_VXLAN_MLAGF_ENABLED = (1 << 0)
+};
+
+enum pim_vxlan_mlag_role {
+ PIM_VXLAN_MLAG_ROLE_SECONDARY = 0,
+ PIM_VXLAN_MLAG_ROLE_PRIMARY
+};
+
+struct pim_vxlan_mlag {
+ enum pim_vxlan_mlag_flags flags;
+ enum pim_vxlan_mlag_role role;
+ bool peer_state;
+ /* routed interface setup on top of MLAG peerlink */
+ struct interface *peerlink_rif;
+ struct in_addr reg_addr;
+};
+
+enum pim_vxlan_flags {
+ PIM_VXLANF_NONE = 0,
+ PIM_VXLANF_WORK_INITED = (1 << 0)
+};
+
+struct pim_vxlan {
+ enum pim_vxlan_flags flags;
+
+ struct thread *work_timer;
+ struct list *work_list;
+ struct listnode *next_work;
+ int max_work_cnt;
+
+ struct pim_vxlan_mlag mlag;
+};
+
+/* zebra adds-
+ * 1. one (S, G) entry where S=local-VTEP-IP and G==BUM-mcast-grp for
+ * each BUM MDT. This is the origination entry.
+ * 2. and one (*, G) entry each MDT. This is the termination place holder.
+ *
+ * Note: This doesn't mean that only (*, G) mroutes are used for tunnel
+ * termination. (S, G) mroutes with ipmr-lo in the OIL can also be
+ * used for tunnel termiation if SPT switchover happens; however such
+ * SG entries are created by traffic and will NOT be a part of the vxlan SG
+ * database.
+ */
+static inline bool pim_vxlan_is_orig_mroute(struct pim_vxlan_sg *vxlan_sg)
+{
+ return (vxlan_sg->sg.src.s_addr != 0);
+}
+
+extern struct pim_vxlan *pim_vxlan_p;
extern struct pim_vxlan_sg *pim_vxlan_sg_find(struct pim_instance *pim,
struct prefix_sg *sg);
extern struct pim_vxlan_sg *pim_vxlan_sg_add(struct pim_instance *pim,
struct prefix_sg *sg);
extern void pim_vxlan_sg_del(struct pim_instance *pim, struct prefix_sg *sg);
+extern void pim_vxlan_update_sg_reg_state(struct pim_instance *pim,
+ struct pim_upstream *up, bool reg_join);
+extern struct pim_interface *pim_vxlan_get_term_ifp(struct pim_instance *pim);
+extern void pim_vxlan_add_vif(struct interface *ifp);
+extern void pim_vxlan_del_vif(struct interface *ifp);
+extern void pim_vxlan_add_term_dev(struct pim_instance *pim,
+ struct interface *ifp);
+extern void pim_vxlan_del_term_dev(struct pim_instance *pim);
+extern bool pim_vxlan_get_register_src(struct pim_instance *pim,
+ struct pim_upstream *up, struct in_addr *src_p);
+extern void pim_vxlan_mlag_update(bool enable, bool peer_state, uint32_t role,
+ struct interface *peerlink_rif,
+ struct in_addr *reg_addr);
+extern void pim_vxlan_config_write(struct vty *vty, char *spaces, int *writes);
#endif /* PIM_VXLAN_H */