1 /*
2 * Copyright (c) 2004-2009 Voltaire Inc. All rights reserved.
3 * Copyright (c) 2011 Mellanox Technologies LTD. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
13 * conditions are met:
14 *
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
17 * disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 *
33 */
34
35 #if HAVE_CONFIG_H
36 # include <config.h>
37 #endif /* HAVE_CONFIG_H */
38
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <unistd.h>
42 #include <getopt.h>
43 #include <arpa/inet.h>
44
45 #include <infiniband/umad.h>
46 #include <infiniband/mad.h>
47
48 #include "ibdiag_common.h"
49
50 struct ibmad_port *srcport;
51
ib_resolve_addr(ib_portid_t * portid,int portnum,int show_lid,int show_gid)52 static int ib_resolve_addr(ib_portid_t * portid, int portnum, int show_lid,
53 int show_gid)
54 {
55 char gid_str[INET6_ADDRSTRLEN];
56 uint8_t portinfo[IB_SMP_DATA_SIZE] = { 0 };
57 uint8_t nodeinfo[IB_SMP_DATA_SIZE] = { 0 };
58 uint64_t guid, prefix;
59 ibmad_gid_t gid;
60 int lmc;
61
62 if (!smp_query_via(nodeinfo, portid, IB_ATTR_NODE_INFO, 0, 0, srcport))
63 return -1;
64
65 if (!smp_query_via(portinfo, portid, IB_ATTR_PORT_INFO, portnum, 0,
66 srcport))
67 return -1;
68
69 mad_decode_field(portinfo, IB_PORT_LID_F, &portid->lid);
70 mad_decode_field(portinfo, IB_PORT_GID_PREFIX_F, &prefix);
71 mad_decode_field(portinfo, IB_PORT_LMC_F, &lmc);
72 mad_decode_field(nodeinfo, IB_NODE_PORT_GUID_F, &guid);
73
74 mad_encode_field(gid, IB_GID_PREFIX_F, &prefix);
75 mad_encode_field(gid, IB_GID_GUID_F, &guid);
76
77 if (show_gid) {
78 printf("GID %s ", inet_ntop(AF_INET6, gid, gid_str,
79 sizeof gid_str));
80 }
81
82 if (show_lid > 0)
83 printf("LID start 0x%x end 0x%x", portid->lid,
84 portid->lid + (1 << lmc) - 1);
85 else if (show_lid < 0)
86 printf("LID start %u end %u", portid->lid,
87 portid->lid + (1 << lmc) - 1);
88 printf("\n");
89 return 0;
90 }
91
92 static int show_lid, show_gid;
93
process_opt(void * context,int ch,char * optarg)94 static int process_opt(void *context, int ch, char *optarg)
95 {
96 switch (ch) {
97 case 'g':
98 show_gid = 1;
99 break;
100 case 'l':
101 show_lid++;
102 break;
103 case 'L':
104 show_lid = -100;
105 break;
106 default:
107 return -1;
108 }
109 return 0;
110 }
111
main(int argc,char ** argv)112 int main(int argc, char **argv)
113 {
114 int mgmt_classes[3] =
115 { IB_SMI_CLASS, IB_SMI_DIRECT_CLASS, IB_SA_CLASS };
116 ib_portid_t portid = { 0 };
117 int port = 0;
118
119 const struct ibdiag_opt opts[] = {
120 {"gid_show", 'g', 0, NULL, "show gid address only"},
121 {"lid_show", 'l', 0, NULL, "show lid range only"},
122 {"Lid_show", 'L', 0, NULL, "show lid range (in decimal) only"},
123 {0}
124 };
125 char usage_args[] = "[<lid|dr_path|guid>]";
126 const char *usage_examples[] = {
127 "\t\t# local port's address",
128 "32\t\t# show lid range and gid of lid 32",
129 "-G 0x8f1040023\t# same but using guid address",
130 "-l 32\t\t# show lid range only",
131 "-L 32\t\t# show decimal lid range only",
132 "-g 32\t\t# show gid address only",
133 NULL
134 };
135
136 ibdiag_process_opts(argc, argv, NULL, "KL", opts, process_opt,
137 usage_args, usage_examples);
138
139 argc -= optind;
140 argv += optind;
141
142 if (argc > 1)
143 port = strtoul(argv[1], 0, 0);
144
145 if (!show_lid && !show_gid)
146 show_lid = show_gid = 1;
147
148 srcport = mad_rpc_open_port(ibd_ca, ibd_ca_port, mgmt_classes, 3);
149 if (!srcport)
150 IBEXIT("Failed to open '%s' port '%d'", ibd_ca, ibd_ca_port);
151
152 smp_mkey_set(srcport, ibd_mkey);
153
154 if (argc) {
155 if (resolve_portid_str(ibd_ca, ibd_ca_port, &portid, argv[0],
156 ibd_dest_type, ibd_sm_id, srcport) < 0)
157 IBEXIT("can't resolve destination port %s", argv[0]);
158 } else {
159 if (resolve_self(ibd_ca, ibd_ca_port, &portid, &port, NULL) < 0)
160 IBEXIT("can't resolve self port %s", argv[0]);
161 }
162
163 if (ib_resolve_addr(&portid, port, show_lid, show_gid) < 0)
164 IBEXIT("can't resolve requested address");
165
166 mad_rpc_close_port(srcport);
167 exit(0);
168 }
169