1*1de7b4b8SPedro F. Giffuni /*-
2*1de7b4b8SPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause
3*1de7b4b8SPedro F. Giffuni *
4009ea47eSEdward Tomasz Napierala * Copyright (c) 1997-2007 Kenneth D. Merry
5009ea47eSEdward Tomasz Napierala * Copyright (c) 2012 The FreeBSD Foundation
6009ea47eSEdward Tomasz Napierala * All rights reserved.
7009ea47eSEdward Tomasz Napierala *
8009ea47eSEdward Tomasz Napierala * Portions of this software were developed by Edward Tomasz Napierala
9009ea47eSEdward Tomasz Napierala * under sponsorship from the FreeBSD Foundation.
10009ea47eSEdward Tomasz Napierala *
11009ea47eSEdward Tomasz Napierala * Redistribution and use in source and binary forms, with or without
12009ea47eSEdward Tomasz Napierala * modification, are permitted provided that the following conditions
13009ea47eSEdward Tomasz Napierala * are met:
14009ea47eSEdward Tomasz Napierala * 1. Redistributions of source code must retain the above copyright
15009ea47eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer.
16009ea47eSEdward Tomasz Napierala * 2. Redistributions in binary form must reproduce the above copyright
17009ea47eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer in the
18009ea47eSEdward Tomasz Napierala * documentation and/or other materials provided with the distribution.
19009ea47eSEdward Tomasz Napierala * 3. The name of the author may not be used to endorse or promote products
20009ea47eSEdward Tomasz Napierala * derived from this software without specific prior written permission.
21009ea47eSEdward Tomasz Napierala *
22009ea47eSEdward Tomasz Napierala * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23009ea47eSEdward Tomasz Napierala * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24009ea47eSEdward Tomasz Napierala * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25009ea47eSEdward Tomasz Napierala * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26009ea47eSEdward Tomasz Napierala * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27009ea47eSEdward Tomasz Napierala * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28009ea47eSEdward Tomasz Napierala * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29009ea47eSEdward Tomasz Napierala * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30009ea47eSEdward Tomasz Napierala * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31009ea47eSEdward Tomasz Napierala * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32009ea47eSEdward Tomasz Napierala * SUCH DAMAGE.
33009ea47eSEdward Tomasz Napierala */
34009ea47eSEdward Tomasz Napierala
35009ea47eSEdward Tomasz Napierala #include <sys/cdefs.h>
36009ea47eSEdward Tomasz Napierala #include <sys/ioctl.h>
37009ea47eSEdward Tomasz Napierala #include <sys/stdint.h>
38009ea47eSEdward Tomasz Napierala #include <sys/types.h>
39009ea47eSEdward Tomasz Napierala #include <sys/endian.h>
40009ea47eSEdward Tomasz Napierala #include <sys/sbuf.h>
41009ea47eSEdward Tomasz Napierala
42009ea47eSEdward Tomasz Napierala #include <stdio.h>
43009ea47eSEdward Tomasz Napierala #include <stdlib.h>
44009ea47eSEdward Tomasz Napierala #include <string.h>
45009ea47eSEdward Tomasz Napierala #include <unistd.h>
46009ea47eSEdward Tomasz Napierala #include <inttypes.h>
47009ea47eSEdward Tomasz Napierala #include <limits.h>
48009ea47eSEdward Tomasz Napierala #include <fcntl.h>
49009ea47eSEdward Tomasz Napierala
50009ea47eSEdward Tomasz Napierala #include <cam/cam.h>
51009ea47eSEdward Tomasz Napierala #include <cam/cam_debug.h>
52009ea47eSEdward Tomasz Napierala #include <cam/cam_ccb.h>
53009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_all.h>
54009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_da.h>
55009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_pass.h>
56009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_message.h>
57009ea47eSEdward Tomasz Napierala #include <cam/scsi/smp_all.h>
58009ea47eSEdward Tomasz Napierala #include <cam/ata/ata_all.h>
59009ea47eSEdward Tomasz Napierala #include <camlib.h>
6001d54ad2SEdward Tomasz Napierala #include <libxo/xo.h>
61009ea47eSEdward Tomasz Napierala
62009ea47eSEdward Tomasz Napierala #include "iscsictl.h"
63009ea47eSEdward Tomasz Napierala
64009ea47eSEdward Tomasz Napierala void
print_periphs(int session_id)65009ea47eSEdward Tomasz Napierala print_periphs(int session_id)
66009ea47eSEdward Tomasz Napierala {
67009ea47eSEdward Tomasz Napierala union ccb ccb;
68009ea47eSEdward Tomasz Napierala int bufsize, fd;
69009ea47eSEdward Tomasz Napierala unsigned int i;
7001d54ad2SEdward Tomasz Napierala int have_path_id, skip_bus, skip_device;
7101d54ad2SEdward Tomasz Napierala path_id_t path_id;
72009ea47eSEdward Tomasz Napierala
73009ea47eSEdward Tomasz Napierala if ((fd = open(XPT_DEVICE, O_RDWR)) == -1) {
7401d54ad2SEdward Tomasz Napierala xo_warn("couldn't open %s", XPT_DEVICE);
75009ea47eSEdward Tomasz Napierala return;
76009ea47eSEdward Tomasz Napierala }
77009ea47eSEdward Tomasz Napierala
78009ea47eSEdward Tomasz Napierala /*
79009ea47eSEdward Tomasz Napierala * First, iterate over the whole list to find the bus.
80009ea47eSEdward Tomasz Napierala */
81009ea47eSEdward Tomasz Napierala
82009ea47eSEdward Tomasz Napierala bzero(&ccb, sizeof(union ccb));
83009ea47eSEdward Tomasz Napierala
84009ea47eSEdward Tomasz Napierala ccb.ccb_h.path_id = CAM_XPT_PATH_ID;
85009ea47eSEdward Tomasz Napierala ccb.ccb_h.target_id = CAM_TARGET_WILDCARD;
86009ea47eSEdward Tomasz Napierala ccb.ccb_h.target_lun = CAM_LUN_WILDCARD;
87009ea47eSEdward Tomasz Napierala
88009ea47eSEdward Tomasz Napierala ccb.ccb_h.func_code = XPT_DEV_MATCH;
89009ea47eSEdward Tomasz Napierala bufsize = sizeof(struct dev_match_result) * 100;
90009ea47eSEdward Tomasz Napierala ccb.cdm.match_buf_len = bufsize;
91009ea47eSEdward Tomasz Napierala ccb.cdm.matches = (struct dev_match_result *)malloc(bufsize);
92009ea47eSEdward Tomasz Napierala if (ccb.cdm.matches == NULL) {
9301d54ad2SEdward Tomasz Napierala xo_warnx("can't malloc memory for matches");
94009ea47eSEdward Tomasz Napierala close(fd);
95009ea47eSEdward Tomasz Napierala return;
96009ea47eSEdward Tomasz Napierala }
97009ea47eSEdward Tomasz Napierala ccb.cdm.num_matches = 0;
98009ea47eSEdward Tomasz Napierala
99009ea47eSEdward Tomasz Napierala /*
100009ea47eSEdward Tomasz Napierala * We fetch all nodes, since we display most of them in the default
101009ea47eSEdward Tomasz Napierala * case, and all in the verbose case.
102009ea47eSEdward Tomasz Napierala */
103009ea47eSEdward Tomasz Napierala ccb.cdm.num_patterns = 0;
104009ea47eSEdward Tomasz Napierala ccb.cdm.pattern_buf_len = 0;
105009ea47eSEdward Tomasz Napierala
10601d54ad2SEdward Tomasz Napierala path_id = -1; /* Make GCC happy. */
10701d54ad2SEdward Tomasz Napierala have_path_id = 0;
1087dc06c97SAlexander Motin skip_bus = 1;
1097dc06c97SAlexander Motin skip_device = 1;
1107dc06c97SAlexander Motin
11101d54ad2SEdward Tomasz Napierala xo_open_container("devices");
11201d54ad2SEdward Tomasz Napierala xo_open_list("lun");
113009ea47eSEdward Tomasz Napierala /*
114009ea47eSEdward Tomasz Napierala * We do the ioctl multiple times if necessary, in case there are
115009ea47eSEdward Tomasz Napierala * more than 100 nodes in the EDT.
116009ea47eSEdward Tomasz Napierala */
117009ea47eSEdward Tomasz Napierala do {
118009ea47eSEdward Tomasz Napierala if (ioctl(fd, CAMIOCOMMAND, &ccb) == -1) {
11901d54ad2SEdward Tomasz Napierala xo_warn("error sending CAMIOCOMMAND ioctl");
120009ea47eSEdward Tomasz Napierala break;
121009ea47eSEdward Tomasz Napierala }
122009ea47eSEdward Tomasz Napierala
123009ea47eSEdward Tomasz Napierala if ((ccb.ccb_h.status != CAM_REQ_CMP)
124009ea47eSEdward Tomasz Napierala || ((ccb.cdm.status != CAM_DEV_MATCH_LAST)
125009ea47eSEdward Tomasz Napierala && (ccb.cdm.status != CAM_DEV_MATCH_MORE))) {
12601d54ad2SEdward Tomasz Napierala xo_warnx("got CAM error %#x, CDM error %d\n",
127009ea47eSEdward Tomasz Napierala ccb.ccb_h.status, ccb.cdm.status);
128009ea47eSEdward Tomasz Napierala break;
129009ea47eSEdward Tomasz Napierala }
130009ea47eSEdward Tomasz Napierala
131009ea47eSEdward Tomasz Napierala for (i = 0; i < ccb.cdm.num_matches; i++) {
132009ea47eSEdward Tomasz Napierala switch (ccb.cdm.matches[i].type) {
133009ea47eSEdward Tomasz Napierala case DEV_MATCH_BUS: {
134009ea47eSEdward Tomasz Napierala struct bus_match_result *bus_result;
135009ea47eSEdward Tomasz Napierala
136009ea47eSEdward Tomasz Napierala bus_result = &ccb.cdm.matches[i].result.bus_result;
137009ea47eSEdward Tomasz Napierala
138009ea47eSEdward Tomasz Napierala skip_bus = 1;
139009ea47eSEdward Tomasz Napierala
140009ea47eSEdward Tomasz Napierala if (strcmp(bus_result->dev_name, "iscsi") != 0) {
141009ea47eSEdward Tomasz Napierala //printf("not iscsi\n");
142009ea47eSEdward Tomasz Napierala continue;
143009ea47eSEdward Tomasz Napierala }
144009ea47eSEdward Tomasz Napierala
145009ea47eSEdward Tomasz Napierala if ((int)bus_result->unit_number != session_id) {
146009ea47eSEdward Tomasz Napierala //printf("wrong unit, %d != %d\n", bus_result->unit_number, session_id);
147009ea47eSEdward Tomasz Napierala continue;
148009ea47eSEdward Tomasz Napierala }
149009ea47eSEdward Tomasz Napierala skip_bus = 0;
150009ea47eSEdward Tomasz Napierala }
151009ea47eSEdward Tomasz Napierala case DEV_MATCH_DEVICE: {
152009ea47eSEdward Tomasz Napierala skip_device = 1;
153009ea47eSEdward Tomasz Napierala
154009ea47eSEdward Tomasz Napierala if (skip_bus != 0)
155009ea47eSEdward Tomasz Napierala continue;
156009ea47eSEdward Tomasz Napierala
157009ea47eSEdward Tomasz Napierala skip_device = 0;
158009ea47eSEdward Tomasz Napierala break;
159009ea47eSEdward Tomasz Napierala }
160009ea47eSEdward Tomasz Napierala case DEV_MATCH_PERIPH: {
161009ea47eSEdward Tomasz Napierala struct periph_match_result *periph_result;
162009ea47eSEdward Tomasz Napierala
163009ea47eSEdward Tomasz Napierala periph_result =
164009ea47eSEdward Tomasz Napierala &ccb.cdm.matches[i].result.periph_result;
165009ea47eSEdward Tomasz Napierala
166009ea47eSEdward Tomasz Napierala if (skip_device != 0)
167009ea47eSEdward Tomasz Napierala continue;
168009ea47eSEdward Tomasz Napierala
169009ea47eSEdward Tomasz Napierala if (strcmp(periph_result->periph_name, "pass") == 0)
170009ea47eSEdward Tomasz Napierala continue;
171009ea47eSEdward Tomasz Napierala
17201d54ad2SEdward Tomasz Napierala xo_open_instance("lun");
17301d54ad2SEdward Tomasz Napierala xo_emit("{e:lun/%d}", periph_result->target_lun);
17401d54ad2SEdward Tomasz Napierala xo_emit("{Vq:device/%s%d} ",
175009ea47eSEdward Tomasz Napierala periph_result->periph_name,
176009ea47eSEdward Tomasz Napierala periph_result->unit_number);
17701d54ad2SEdward Tomasz Napierala xo_close_instance("lun");
17801d54ad2SEdward Tomasz Napierala
17901d54ad2SEdward Tomasz Napierala if (have_path_id == 0) {
18001d54ad2SEdward Tomasz Napierala path_id = periph_result->path_id;
18101d54ad2SEdward Tomasz Napierala have_path_id = 1;
18201d54ad2SEdward Tomasz Napierala }
183009ea47eSEdward Tomasz Napierala
184009ea47eSEdward Tomasz Napierala break;
185009ea47eSEdward Tomasz Napierala }
186009ea47eSEdward Tomasz Napierala default:
187009ea47eSEdward Tomasz Napierala fprintf(stdout, "unknown match type\n");
188009ea47eSEdward Tomasz Napierala break;
189009ea47eSEdward Tomasz Napierala }
190009ea47eSEdward Tomasz Napierala }
191009ea47eSEdward Tomasz Napierala
192009ea47eSEdward Tomasz Napierala } while ((ccb.ccb_h.status == CAM_REQ_CMP)
193009ea47eSEdward Tomasz Napierala && (ccb.cdm.status == CAM_DEV_MATCH_MORE));
19401d54ad2SEdward Tomasz Napierala xo_close_list("lun");
19501d54ad2SEdward Tomasz Napierala
19601d54ad2SEdward Tomasz Napierala xo_emit("{e:scbus/%d}{e:bus/%d}{e:target/%d}",
19701d54ad2SEdward Tomasz Napierala have_path_id ? (int)path_id : -1, 0, have_path_id ? 0 : -1);
19801d54ad2SEdward Tomasz Napierala xo_close_container("devices");
199009ea47eSEdward Tomasz Napierala
200009ea47eSEdward Tomasz Napierala close(fd);
201009ea47eSEdward Tomasz Napierala }
202009ea47eSEdward Tomasz Napierala
203