void
count_ifNumber(int32_t *ifNumber) {
lagopus_result_t ret = LAGOPUS_RESULT_ANY_FAILURES;
size_t v;
if (ifNumber != NULL) {
struct port_stat *port_stat;
if ((ret = dp_get_port_stat(&port_stat)) == LAGOPUS_RESULT_OK) {
dataplane_count_ifNumber(port_stat, &v);
*ifNumber = (int32_t)v;
port_stat_release(port_stat);
free(port_stat);
} else {
lagopus_msg_error("cannot count ports: %s\n",
lagopus_error_get_string(ret));
}
}
}
static void
check_status_and_send_traps(void) {
lagopus_result_t ret = LAGOPUS_RESULT_ANY_FAILURES;
struct port_stat *port_stat;
size_t index;
char ifname[IFNAMSIZ + 1];
size_t len = 0;
struct ifTable_entry *entry = NULL;
int32_t ifAdminStatus, ifOperStatus;
int32_t old_ifAdminStatus, old_ifOperStatus;
if ((ret = dp_get_port_stat(&port_stat)) == LAGOPUS_RESULT_OK) {
/* check each port_stat, send trap if needed! */
for (index = 0;
dataplane_interface_get_ifDescr(
port_stat, index, ifname, &len) == LAGOPUS_RESULT_OK;
index++) {
if (len > 0) {
int32_t ifIndex = (int32_t) (index + 1);
if (dataplane_interface_get_ifAdminStatus(
port_stat, index, &ifAdminStatus) == LAGOPUS_RESULT_OK
&& dataplane_interface_get_ifOperStatus(
port_stat, index, &ifOperStatus) == LAGOPUS_RESULT_OK) {
/* Note:
* index may be changed if a port is attached/detacched to vSwitch,
* so use ifName as key.
*/
ret = lagopus_hashmap_find(&iftable_entry_hash,
(void *)ifname,
(void *)&entry);
if (ret == LAGOPUS_RESULT_OK) {
old_ifAdminStatus = entry->ifAdminStatus;
old_ifOperStatus = entry->ifOperStatus;
entry->ifAdminStatus = ifAdminStatus;
entry->ifOperStatus = ifOperStatus;
if (ifOperStatus != old_ifOperStatus) {
/* operation status prior to administration status */
if (ifOperStatus == up) { /* is up */
(void)send_linkUp_trap(ifIndex, ifAdminStatus, ifOperStatus);
} else if (ifOperStatus != up && old_ifOperStatus == up) {
(void)send_linkDown_trap(ifIndex, ifAdminStatus, ifOperStatus);
}
} else if (ifAdminStatus != old_ifAdminStatus) {
if (ifAdminStatus == up) {
(void)send_linkUp_trap(ifIndex, ifAdminStatus, ifOperStatus);
} else if (ifAdminStatus != up && old_ifAdminStatus == up) {
(void)send_linkDown_trap(ifIndex, ifAdminStatus, ifOperStatus);
}
}
} else {
/* The entry does not exist in previous status checking, */
/* so the port_stat is attached recentry. */
if (ifOperStatus == up) {
(void)send_linkUp_trap(ifIndex, ifAdminStatus, ifOperStatus);
}
if ((entry = (struct ifTable_entry *)
malloc (sizeof(*entry))) != NULL) {
entry->ifAdminStatus = ifAdminStatus;
entry->ifOperStatus = ifOperStatus;
if ((ret = lagopus_hashmap_add(&iftable_entry_hash,
(void *)ifname,
(void **)&entry, false))
!= LAGOPUS_RESULT_OK) {
lagopus_perror(ret);
free(entry);
}
} else {
lagopus_perror(LAGOPUS_RESULT_NO_MEMORY);
}
}
}
}
}
}
}
