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isisd: implement the 'if-state-change' notification

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Signed-off-by: Emanuele Di Pascale <emanuele@voltanet.io>
This commit is contained in:
Emanuele Di Pascale 2018-11-14 15:04:51 +01:00
parent 56e22fb62c
commit 392b89f39d
3 changed files with 33 additions and 0 deletions
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10
isisd/isis_circuit.c
View File

@ -667,11 +667,21 @@ int isis_circuit_up(struct isis_circuit *circuit)
circuit->tx_queue = isis_tx_queue_new(circuit, send_lsp);
#ifndef FABRICD
/* send northbound notification */
isis_notif_if_state_change(circuit, false);
#endif /* ifndef FABRICD */
return ISIS_OK;
}
void isis_circuit_down(struct isis_circuit *circuit)
{
#ifndef FABRICD
/* send northbound notification */
isis_notif_if_state_change(circuit, true);
#endif /* ifndef FABRICD */
/* Clear the flags for all the lsps of the circuit. */
isis_circuit_update_all_srmflags(circuit, 0);

21
isisd/isis_northbound.c
View File

@ -2529,6 +2529,27 @@ void isis_notif_lsp_too_large(const struct isis_circuit *circuit,
nb_notification_send(xpath, arguments);
}
/*
* XPath:
* /frr-isisd:if-state-change
*/
void isis_notif_if_state_change(const struct isis_circuit *circuit, bool down)
{
const char *xpath = "/frr-isisd:if-state-change";
struct list *arguments = yang_data_list_new();
char xpath_arg[XPATH_MAXLEN];
struct yang_data *data;
struct isis_area *area = circuit->area;
notif_prep_instance_hdr(xpath, area, "default", arguments);
notif_prepr_iface_hdr(xpath, circuit, arguments);
snprintf(xpath_arg, sizeof(xpath_arg), "%s/state", xpath);
data = yang_data_new_enum(xpath_arg, !!down);
listnode_add(arguments, data);
nb_notification_send(xpath, arguments);
}
/* clang-format off */
const struct frr_yang_module_info frr_isisd_info = {
.name = "frr-isisd",

2
isisd/isisd.h
View File

@ -225,6 +225,8 @@ extern void isis_northbound_init(void);
extern void isis_notif_db_overload(const struct isis_area *area, bool overload);
extern void isis_notif_lsp_too_large(const struct isis_circuit *circuit,
uint32_t pdu_size, const char *lsp_id);
extern void isis_notif_if_state_change(const struct isis_circuit *circuit,
bool down);
/* Master of threads. */
extern struct thread_master *master;