int main(int argc, char **argv)
{
struct ibnd_config config = { 0 };
int resolved = -1;
ib_portid_t portid = { 0 };
ib_portid_t self_portid = { 0 };
int rc = 0;
ibnd_fabric_t *fabric = NULL;
ib_gid_t self_gid;
int port = 0;
int mgmt_classes[4] = { IB_SMI_CLASS, IB_SMI_DIRECT_CLASS, IB_SA_CLASS,
IB_PERFORMANCE_CLASS
};
const struct ibdiag_opt opts[] = {
{"suppress", 's', 1, "<err1,err2,...>",
"suppress errors listed"},
{"suppress-common", 'c', 0, NULL,
"suppress some of the common counters"},
{"node-name-map", 1, 1, "<file>", "node name map file"},
{"port-guid", 'G', 1, "<port_guid>",
"report the node containing the port specified by <port_guid>"},
{"", 'S', 1, "<port_guid>",
"Same as \"-G\" for backward compatibility"},
{"Direct", 'D', 1, "<dr_path>",
"report the node containing the port specified by <dr_path>"},
{"skip-sl", 10, 0, NULL,"don't obtain SL to all destinations"},
{"report-port", 'r', 0, NULL,
"report port link information"},
{"threshold-file", 8, 1, NULL,
"specify an alternate threshold file, default: " DEF_THRES_FILE},
{"GNDN", 'R', 0, NULL,
"(This option is obsolete and does nothing)"},
{"data", 2, 0, NULL, "include data counters for ports with errors"},
{"switch", 3, 0, NULL, "print data for switches only"},
{"ca", 4, 0, NULL, "print data for CA's only"},
{"router", 5, 0, NULL, "print data for routers only"},
{"details", 6, 0, NULL, "include transmit discard details"},
{"counters", 9, 0, NULL, "print data counters only"},
{"clear-errors", 'k', 0, NULL,
"Clear error counters after read"},
{"clear-counts", 'K', 0, NULL,
"Clear data counters after read"},
{"load-cache", 7, 1, "<file>",
"filename of ibnetdiscover cache to load"},
{"outstanding_smps", 'o', 1, NULL,
"specify the number of outstanding SMP's which should be "
"issued during the scan"},
{0}
};
char usage_args[] = "";
memset(suppressed_fields, 0, sizeof suppressed_fields);
ibdiag_process_opts(argc, argv, &config, "cDGKLnRrSs", opts, process_opt,
usage_args, NULL);
argc -= optind;
argv += optind;
if (!node_type_to_print)
node_type_to_print = PRINT_ALL;
ibmad_port = mad_rpc_open_port(ibd_ca, ibd_ca_port, mgmt_classes, 4);
if (!ibmad_port)
IBEXIT("Failed to open port; %s:%d\n", ibd_ca, ibd_ca_port);
smp_mkey_set(ibmad_port, ibd_mkey);
if (ibd_timeout) {
mad_rpc_set_timeout(ibmad_port, ibd_timeout);
config.timeout_ms = ibd_timeout;
}
config.flags = ibd_ibnetdisc_flags;
config.mkey = ibd_mkey;
node_name_map = open_node_name_map(node_name_map_file);
if (dr_path && load_cache_file) {
fprintf(stderr, "Cannot specify cache and direct route path\n");
exit(-1);
}
if (resolve_self(ibd_ca, ibd_ca_port, &self_portid, &port, &self_gid.raw) < 0) {
IBEXIT("can't resolve self port %s", argv[0]);
goto close_port;
}
/* limit the scan the fabric around the target */
if (dr_path) {
if ((resolved =
resolve_portid_str(ibd_ca, ibd_ca_port, &portid, dr_path,
IB_DEST_DRPATH, NULL, ibmad_port)) < 0)
IBWARN("Failed to resolve %s; attempting full scan",
dr_path);
} else if (port_guid_str) {
if ((resolved =
resolve_portid_str(ibd_ca, ibd_ca_port, &portid,
port_guid_str, IB_DEST_GUID, ibd_sm_id,
ibmad_port)) < 0)
IBWARN("Failed to resolve %s; attempting full scan",
port_guid_str);
if(obtain_sl)
lid2sl_table[portid.lid] = portid.sl;
}
if (load_cache_file) {
if ((fabric = ibnd_load_fabric(load_cache_file, 0)) == NULL) {
fprintf(stderr, "loading cached fabric failed\n");
exit(-1);
}
} else {
if (resolved >= 0) {
if (!config.max_hops)
config.max_hops = 1;
if (!(fabric = ibnd_discover_fabric(ibd_ca, ibd_ca_port,
&portid, &config)))
IBWARN("Single node discover failed;"
" attempting full scan");
}
if (!fabric && !(fabric = ibnd_discover_fabric(ibd_ca,
ibd_ca_port,
NULL,
&config))) {
fprintf(stderr, "discover failed\n");
rc = -1;
goto close_port;
}
}
set_thresholds(threshold_file);
if (port_guid_str) {
ibnd_port_t *port = ibnd_find_port_guid(fabric, port_guid);
if (port)
print_node(port->node, NULL);
else
fprintf(stderr, "Failed to find node: %s\n",
port_guid_str);
} else if (dr_path) {
ibnd_port_t *port = ibnd_find_port_dr(fabric, dr_path);
uint8_t ni[IB_SMP_DATA_SIZE] = { 0 };
if (!smp_query_via(ni, &portid, IB_ATTR_NODE_INFO, 0,
ibd_timeout, ibmad_port)) {
rc = -1;
goto destroy_fabric;
}
mad_decode_field(ni, IB_NODE_PORT_GUID_F, &(port_guid));
port = ibnd_find_port_guid(fabric, port_guid);
if (port) {
if(obtain_sl)
if(path_record_query(self_gid,port->guid))
goto destroy_fabric;
print_node(port->node, NULL);
} else
fprintf(stderr, "Failed to find node: %s\n", dr_path);
} else {
if(obtain_sl)
if(path_record_query(self_gid,0))
goto destroy_fabric;
ibnd_iter_nodes(fabric, print_node, NULL);
}
rc = print_summary();
if (rc)
rc = 1;
destroy_fabric:
ibnd_destroy_fabric(fabric);
close_port:
mad_rpc_close_port(ibmad_port);
close_node_name_map(node_name_map);
exit(rc);
}
ibnd_fabric_t *ibnd_discover_fabric(char * ca_name, int ca_port,
ib_portid_t * from,
struct ibnd_config *cfg)
{
struct ibnd_config config = { 0 };
ibnd_fabric_t *fabric = NULL;
ib_portid_t my_portid = { 0 };
smp_engine_t engine;
ibnd_scan_t scan;
int nc = 2;
int mc[2] = { IB_SMI_CLASS, IB_SMI_DIRECT_CLASS };
/* If not specified start from "my" port */
if (!from)
from = &my_portid;
if (set_config(&config, cfg)) {
IBND_ERROR("Invalid ibnd_config\n");
return NULL;
}
fabric = calloc(1, sizeof(*fabric));
if (!fabric) {
IBND_ERROR("OOM: failed to calloc ibnd_fabric_t\n");
return NULL;
}
memset(fabric, 0, sizeof(*fabric));
memset(&scan.selfportid, 0, sizeof(scan.selfportid));
scan.fabric = fabric;
scan.cfg = &config;
scan.initial_hops = from->drpath.cnt;
if (smp_engine_init(&engine, ca_name, ca_port, &scan, &config)) {
free(fabric);
return (NULL);
}
scan.ibmad_port = mad_rpc_open_port(ca_name, ca_port, mc, nc);
if (!scan.ibmad_port) {
IBND_ERROR("can't open MAD port (%s:%d)\n", ca_name, ca_port);
smp_engine_destroy(&engine);
return (NULL);
}
mad_rpc_set_timeout(scan.ibmad_port, cfg->timeout_ms);
mad_rpc_set_retries(scan.ibmad_port, cfg->retries);
smp_mkey_set(scan.ibmad_port, cfg->mkey);
IBND_DEBUG("from %s\n", portid2str(from));
if (!query_node_info(&engine, from, NULL))
if (process_mads(&engine) != 0)
goto error;
fabric->total_mads_used = engine.total_smps;
fabric->maxhops_discovered += scan.initial_hops;
if (group_nodes(fabric))
goto error;
smp_engine_destroy(&engine);
mad_rpc_close_port(scan.ibmad_port);
return fabric;
error:
smp_engine_destroy(&engine);
mad_rpc_close_port(scan.ibmad_port);
ibnd_destroy_fabric(fabric);
return NULL;
}
