From: shefty Date: Mon, 11 May 2009 19:03:50 +0000 (+0000) Subject: ib-diags: add missing file X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=e15d271225b20a962a573d2cbb86620ff3151680;p=~shefty%2Frdma-win.git ib-diags: add missing file git-svn-id: svn://openib.tc.cornell.edu/gen1@2158 ad392aa1-c5ef-ae45-8dd8-e69d62a5ef86 --- diff --git a/trunk/tools/infiniband-diags/src/iblinkinfo.c b/trunk/tools/infiniband-diags/src/iblinkinfo.c new file mode 100644 index 00000000..a8a93dee --- /dev/null +++ b/trunk/tools/infiniband-diags/src/iblinkinfo.c @@ -0,0 +1,402 @@ +/* + * 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 +#endif /* HAVE_CONFIG_H */ + +#define _GNU_SOURCE +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +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 -D -C -P ]\n" + " Report link speed and connection for each port of each switch which is active\n" + " -h This help message\n" + " -S output only the node specified by guid\n" + " -D print only node specified by \n" + " -f specify node to start \"from\"\n" + " -n 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 for any single fabric query\n" + " -s show progress during scan\n" + " --node-name-map use specified node name map\n" + + " -C use selected Channel Adaptor name for queries\n" + " -P 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); +}