static void
__osm_ucast_mgr_process_tbl(IN cl_map_item_t * const p_map_item,
IN void *context)
{
osm_ucast_mgr_t *p_mgr = context;
osm_switch_t *const p_sw = (osm_switch_t *) p_map_item;
unsigned i, lids_per_port;
OSM_LOG_ENTER(p_mgr->p_log);
CL_ASSERT(p_sw && p_sw->p_node);
OSM_LOG(p_mgr->p_log, OSM_LOG_DEBUG,
"Processing switch 0x%" PRIx64 "\n",
cl_ntoh64(osm_node_get_node_guid(p_sw->p_node)));
/* Initialize LIDs in buffer to invalid port number. */
memset(p_sw->new_lft, OSM_NO_PATH, IB_LID_UCAST_END_HO + 1);
if (p_mgr->p_subn->opt.lmc)
alloc_ports_priv(p_mgr);
/*
Iterate through every port setting LID routes for each
port based on base LID and LMC value.
*/
lids_per_port = 1 << p_mgr->p_subn->opt.lmc;
for (i = 0; i < lids_per_port; i++) {
cl_qlist_t *list = &p_mgr->port_order_list;
cl_list_item_t *item;
for (item = cl_qlist_head(list); item != cl_qlist_end(list);
item = cl_qlist_next(item)) {
osm_port_t *port = cl_item_obj(item, port, list_item);
__osm_ucast_mgr_process_port(p_mgr, p_sw, port, i);
}
}
osm_ucast_mgr_set_fwd_table(p_mgr, p_sw);
if (p_mgr->p_subn->opt.lmc)
free_ports_priv(p_mgr);
OSM_LOG_EXIT(p_mgr->p_log);
}
static int do_ucast_file_load(void *context)
{
char line[1024];
char *file_name;
FILE *file;
ib_net64_t sw_guid, port_guid;
osm_opensm_t *p_osm = context;
osm_switch_t *p_sw;
uint16_t lid;
uint8_t port_num;
unsigned lineno;
file_name = p_osm->subn.opt.lfts_file;
if (!file_name) {
OSM_LOG(&p_osm->log, OSM_LOG_VERBOSE,
"LFTs file name is not given; "
"using default routing algorithm\n");
return 1;
}
file = fopen(file_name, "r");
if (!file) {
OSM_LOG(&p_osm->log, OSM_LOG_ERROR | OSM_LOG_SYS, "ERR 6302: "
"cannot open ucast dump file \'%s\': %m\n", file_name);
return -1;
}
lineno = 0;
p_sw = NULL;
while (fgets(line, sizeof(line) - 1, file) != NULL) {
char *p, *q;
lineno++;
p = line;
while (isspace(*p))
p++;
if (*p == '#')
continue;
if (!strncmp(p, "Multicast mlids", 15)) {
OSM_LOG(&p_osm->log, OSM_LOG_ERROR | OSM_LOG_SYS,
"ERR 6303: "
"Multicast dump file detected; "
"skipping parsing. Using default "
"routing algorithm\n");
} else if (!strncmp(p, "Unicast lids", 12)) {
if (p_sw)
osm_ucast_mgr_set_fwd_table(&p_osm->sm.
ucast_mgr, p_sw);
q = strstr(p, " guid 0x");
if (!q) {
OSM_LOG(&p_osm->log, OSM_LOG_ERROR,
"PARSE ERROR: %s:%u: "
"cannot parse switch definition\n",
file_name, lineno);
return -1;
}
p = q + 8;
sw_guid = strtoull(p, &q, 16);
if (q == p || !isspace(*q)) {
OSM_LOG(&p_osm->log, OSM_LOG_ERROR,
"PARSE ERROR: %s:%u: "
"cannot parse switch guid: \'%s\'\n",
file_name, lineno, p);
return -1;
}
sw_guid = cl_hton64(sw_guid);
p_sw = osm_get_switch_by_guid(&p_osm->subn, sw_guid);
if (!p_sw) {
OSM_LOG(&p_osm->log, OSM_LOG_VERBOSE,
"cannot find switch %016" PRIx64 "\n",
cl_ntoh64(sw_guid));
continue;
}
memset(p_sw->new_lft, OSM_NO_PATH,
IB_LID_UCAST_END_HO + 1);
} else if (p_sw && !strncmp(p, "0x", 2)) {
p += 2;
lid = (uint16_t) strtoul(p, &q, 16);
if (q == p || !isspace(*q)) {
OSM_LOG(&p_osm->log, OSM_LOG_ERROR,
"PARSE ERROR: %s:%u: "
"cannot parse lid: \'%s\'\n",
file_name, lineno, p);
return -1;
}
p = q;
while (isspace(*p))
p++;
port_num = (uint8_t) strtoul(p, &q, 10);
if (q == p || !isspace(*q)) {
OSM_LOG(&p_osm->log, OSM_LOG_ERROR,
"PARSE ERROR: %s:%u: "
"cannot parse port: \'%s\'\n",
file_name, lineno, p);
return -1;
}
p = q;
/* additionally try to exract guid */
q = strstr(p, " portguid 0x");
if (!q) {
OSM_LOG(&p_osm->log, OSM_LOG_VERBOSE,
"PARSE WARNING: %s:%u: "
"cannot find port guid "
"(maybe broken dump): \'%s\'\n",
file_name, lineno, p);
port_guid = 0;
} else {
p = q + 12;
port_guid = strtoull(p, &q, 16);
if (q == p || (!isspace(*q) && *q != ':')) {
OSM_LOG(&p_osm->log, OSM_LOG_VERBOSE,
"PARSE WARNING: %s:%u: "
"cannot parse port guid "
"(maybe broken dump): \'%s\'\n",
file_name, lineno, p);
port_guid = 0;
}
}
port_guid = cl_hton64(port_guid);
add_path(p_osm, p_sw, lid, port_num, port_guid);
}
}
if (p_sw)
osm_ucast_mgr_set_fwd_table(&p_osm->sm.ucast_mgr, p_sw);
fclose(file);
return 0;
}
