--- /dev/null
+/*
+ * Copyright (c) 2004-2007 Voltaire Inc. All rights reserved.
+ * Copyright (c) 2007 Xsigo Systems Inc. All rights reserved.
+ * Copyright (c) 2008 Lawrence Livermore National Lab. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif /* HAVE_CONFIG_H */
+
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <time.h>
+#include <string.h>
+#include <getopt.h>
+#include <errno.h>
+#include <inttypes.h>
+
+#include <complib/cl_nodenamemap.h>
+#include <infiniband/ibnetdisc.h>
+
+char *argv0 = "iblinkinfotest";
+static FILE *f;
+
+static char *node_name_map_file = NULL;
+static nn_map_t *node_name_map = NULL;
+
+static int timeout_ms = 500;
+
+static int down_links_only = 0;
+static int line_mode = 0;
+static int add_sw_settings = 0;
+static int print_port_guids = 0;
+
+static unsigned int
+get_max(unsigned int num)
+{
+ unsigned int v = num; // 32-bit word to find the log base 2 of
+ unsigned r = 0; // r will be lg(v)
+
+ while (v >>= 1) // unroll for more speed...
+ {
+ r++;
+ }
+
+ return (1 << r);
+}
+
+void
+get_msg(char *width_msg, char *speed_msg, int msg_size, ibnd_port_t *port)
+{
+ char buf[64];
+ uint32_t max_speed = 0;
+
+ uint32_t max_width = get_max(mad_get_field(port->info, 0,
+ IB_PORT_LINK_WIDTH_SUPPORTED_F)
+ & mad_get_field(port->remoteport->info, 0,
+ IB_PORT_LINK_WIDTH_SUPPORTED_F));
+ if ((max_width & mad_get_field(port->info, 0,
+ IB_PORT_LINK_WIDTH_ACTIVE_F)) == 0) {
+ // we are not at the max supported width
+ // print what we could be at.
+ snprintf(width_msg, msg_size, "Could be %s",
+ mad_dump_val(IB_PORT_LINK_WIDTH_ACTIVE_F,
+ buf, 64, &max_width));
+ }
+
+ max_speed = get_max(mad_get_field(port->info, 0,
+ IB_PORT_LINK_SPEED_SUPPORTED_F)
+ & mad_get_field(port->remoteport->info, 0,
+ IB_PORT_LINK_SPEED_SUPPORTED_F));
+ if ((max_speed & mad_get_field(port->info, 0,
+ IB_PORT_LINK_SPEED_ACTIVE_F)) == 0) {
+ // we are not at the max supported speed
+ // print what we could be at.
+ snprintf(speed_msg, msg_size, "Could be %s",
+ mad_dump_val(IB_PORT_LINK_SPEED_ACTIVE_F,
+ buf, 64, &max_speed));
+ }
+}
+
+void
+print_port(ibnd_node_t *node, ibnd_port_t *port)
+{
+ char width[64], speed[64], state[64], physstate[64];
+ char remote_guid_str[256];
+ char remote_str[256];
+ char link_str[256];
+ char width_msg[256];
+ char speed_msg[256];
+ char ext_port_str[256];
+ int iwidth, ispeed, istate, iphystate;
+ int n = 0;
+
+ if (!port)
+ return;
+
+ iwidth = mad_get_field(port->info, 0, IB_PORT_LINK_WIDTH_ACTIVE_F);
+ ispeed = mad_get_field(port->info, 0, IB_PORT_LINK_SPEED_ACTIVE_F);
+ istate = mad_get_field(port->info, 0, IB_PORT_STATE_F);
+ iphystate = mad_get_field(port->info, 0, IB_PORT_PHYS_STATE_F);
+
+ remote_guid_str[0] = '\0';
+ remote_str[0] = '\0';
+ link_str[0] = '\0';
+ width_msg[0] = '\0';
+ speed_msg[0] = '\0';
+
+ n = snprintf(link_str, 256, "(%3s %s %6s/%8s)",
+ mad_dump_val(IB_PORT_LINK_WIDTH_ACTIVE_F, width, 64, &iwidth),
+ mad_dump_val(IB_PORT_LINK_SPEED_ACTIVE_F, speed, 64, &ispeed),
+ mad_dump_val(IB_PORT_STATE_F, state, 64, &istate),
+ mad_dump_val(IB_PORT_PHYS_STATE_F, physstate, 64, &iphystate));
+
+ if (add_sw_settings)
+ snprintf(link_str+n, 256-n,
+ " (HOQ:%d VL_Stall:%d)",
+ mad_get_field(port->info, 0, IB_PORT_HOQ_LIFE_F),
+ mad_get_field(port->info, 0, IB_PORT_VL_STALL_COUNT_F));
+
+ if (port->remoteport) {
+ char *remap = remap_node_name(node_name_map, port->remoteport->node->guid,
+ port->remoteport->node->nodedesc);
+
+ if (port->remoteport->ext_portnum)
+ snprintf(ext_port_str, 256, "%d", port->remoteport->ext_portnum);
+ else
+ ext_port_str[0] = '\0';
+
+ get_msg(width_msg, speed_msg, 256, port);
+
+ if (line_mode) {
+ if (print_port_guids)
+ snprintf(remote_guid_str, 256, "0x%016"PRIx64" ",
+ port->remoteport->guid);
+ else
+ snprintf(remote_guid_str, 256, "0x%016"PRIx64" ",
+ port->remoteport->node->guid);
+ }
+
+ snprintf(remote_str, 256,
+ "%s%6d %4d[%2s] \"%s\" (%s %s)\n",
+ remote_guid_str,
+ port->remoteport->base_lid ? port->remoteport->base_lid :
+ port->remoteport->node->smalid,
+ port->remoteport->portnum,
+ ext_port_str,
+ remap,
+ width_msg,
+ speed_msg);
+ free(remap);
+ } else
+ snprintf(remote_str, 256, " [ ] \"\" ( )\n");
+
+ if (port->ext_portnum)
+ snprintf(ext_port_str, 256, "%d", port->ext_portnum);
+ else
+ ext_port_str[0] = '\0';
+
+ if (line_mode) {
+ char *remap = remap_node_name(node_name_map, node->guid,
+ node->nodedesc);
+ printf("0x%016"PRIx64" \"%30s\" ", node->guid, remap);
+ free(remap);
+ } else
+ printf(" ");
+
+ printf("%6d %4d[%2s] ==%s==> %s",
+ node->smalid, port->portnum, ext_port_str, link_str, remote_str);
+}
+
+void
+print_switch(ibnd_node_t *node, void *user_data)
+{
+ int i = 0;
+
+ if (!line_mode) {
+ char *remap = remap_node_name(node_name_map, node->guid,
+ node->nodedesc);
+ printf("Switch 0x%016"PRIx64" %s:\n", node->guid, remap);
+ free(remap);
+ }
+
+ for (i = 1; i <= node->numports; i++) {
+ ibnd_port_t *port = node->ports[i];
+ if (!port)
+ continue;
+ if (!down_links_only ||
+ mad_get_field(port->info, 0, IB_PORT_STATE_F) == IB_LINK_DOWN) {
+ print_port(node, port);
+ }
+ }
+}
+
+void
+usage(void)
+{
+ fprintf(stderr,
+ "Usage: %s [-hclp -S <guid> -D <direct route> -C <ca_name> -P <ca_port>]\n"
+ " Report link speed and connection for each port of each switch which is active\n"
+ " -h This help message\n"
+ " -S <guid> output only the node specified by guid\n"
+ " -D <direct route> print only node specified by <direct route>\n"
+ " -f <dr_path> specify node to start \"from\"\n"
+ " -n <hops> Number of hops to include away from specified node\n"
+ " -d print only down links\n"
+ " -l (line mode) print all information for each link on each line\n"
+ " -p print additional switch settings (PktLifeTime,HoqLife,VLStallCount)\n"
+
+
+ " -t <timeout_ms> timeout for any single fabric query\n"
+ " -s show progress during scan\n"
+ " --node-name-map <map_file> use specified node name map\n"
+
+ " -C <ca_name> use selected Channel Adaptor name for queries\n"
+ " -P <ca_port> use selected channel adaptor port for queries\n"
+ " -g print port guids instead of node guids\n"
+ " --debug print debug messages\n"
+ " -R (this option is obsolete and does nothing)\n"
+ ,
+ argv0);
+ exit(-1);
+}
+
+int
+main(int argc, char **argv)
+{
+ int rc = 0;
+ char *ca = 0;
+ int ca_port = 0;
+ ibnd_fabric_t *fabric = NULL;
+ uint64_t guid = 0;
+ char *dr_path = NULL;
+ char *from = NULL;
+ int hops = 0;
+ ib_portid_t port_id;
+
+ struct ibmad_port *ibmad_port;
+ int mgmt_classes[2] = {IB_SMI_CLASS, IB_SMI_DIRECT_CLASS};
+
+ static char const str_opts[] = "S:D:n:C:P:t:sldgphuf:R";
+ static const struct option long_opts[] = {
+ { "S", 1, 0, 'S'},
+ { "D", 1, 0, 'D'},
+ { "num-hops", 1, 0, 'n'},
+ { "down-links-only", 0, 0, 'd'},
+ { "line-mode", 0, 0, 'l'},
+ { "ca-name", 1, 0, 'C'},
+ { "ca-port", 1, 0, 'P'},
+ { "timeout", 1, 0, 't'},
+ { "show", 0, 0, 's'},
+ { "print-port-guids", 0, 0, 'g'},
+ { "print-additional", 0, 0, 'p'},
+ { "help", 0, 0, 'h'},
+ { "usage", 0, 0, 'u'},
+ { "node-name-map", 1, 0, 1},
+ { "debug", 0, 0, 2},
+ { "compat", 0, 0, 3},
+ { "from", 1, 0, 'f'},
+ { "R", 0, 0, 'R'},
+ { 0 }
+ };
+
+ f = stdout;
+
+ argv0 = argv[0];
+
+ while (1) {
+ int ch = getopt_long(argc, argv, str_opts, long_opts, NULL);
+ if ( ch == -1 )
+ break;
+ switch(ch) {
+ case 1:
+ node_name_map_file = strdup(optarg);
+ break;
+ case 2:
+ ibnd_debug(1);
+ break;
+ case 'f':
+ from = strdup(optarg);
+ break;
+ case 'C':
+ ca = strdup(optarg);
+ break;
+ case 'P':
+ ca_port = strtoul(optarg, 0, 0);
+ break;
+ case 'D':
+ dr_path = strdup(optarg);
+ break;
+ case 'n':
+ hops = (int)strtol(optarg, NULL, 0);
+ break;
+ case 'd':
+ down_links_only = 1;
+ break;
+ case 'l':
+ line_mode = 1;
+ break;
+ case 't':
+ timeout_ms = strtoul(optarg, 0, 0);
+ break;
+ case 's':
+ ibnd_show_progress(1);
+ break;
+ case 'g':
+ print_port_guids = 1;
+ break;
+ case 'S':
+ guid = (uint64_t)strtoull(optarg, 0, 0);
+ break;
+ case 'p':
+ add_sw_settings = 1;
+ break;
+ case 'R':
+ /* GNDN */
+ break;
+ default:
+ usage();
+ break;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ if (argc && !(f = fopen(argv[0], "w")))
+ fprintf(stderr, "can't open file %s for writing", argv[0]);
+
+ ibmad_port = mad_rpc_open_port(ca, ca_port, mgmt_classes, 2);
+ if (!ibmad_port) {
+ fprintf(stderr, "Failed to open %s port %d", ca, ca_port);
+ exit(1);
+ }
+
+ node_name_map = open_node_name_map(node_name_map_file);
+
+ if (from) {
+ /* only scan part of the fabric */
+ str2drpath(&(port_id.drpath), from, 0, 0);
+ if ((fabric = ibnd_discover_fabric(ibmad_port, timeout_ms, &port_id, hops)) == NULL) {
+ fprintf(stderr, "discover failed\n");
+ rc = 1;
+ goto close_port;
+ }
+ guid = 0;
+ } else {
+ if ((fabric = ibnd_discover_fabric(ibmad_port, timeout_ms, NULL, -1)) == NULL) {
+ fprintf(stderr, "discover failed\n");
+ rc = 1;
+ goto close_port;
+ }
+ }
+
+ if (guid) {
+ ibnd_node_t *sw = ibnd_find_node_guid(fabric, guid);
+ print_switch(sw, NULL);
+ } else if (dr_path) {
+ ibnd_node_t *sw = ibnd_find_node_dr(fabric, dr_path);
+ print_switch(sw, NULL);
+ } else {
+ ibnd_iter_nodes_type(fabric, print_switch, IB_NODE_SWITCH, NULL);
+ }
+
+ ibnd_destroy_fabric(fabric);
+
+close_port:
+ close_node_name_map(node_name_map);
+ mad_rpc_close_port(ibmad_port);
+ exit(rc);
+}
projects / ~shefty / rdma-win.git / commitdiff