1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Lustre Light user test program
6 * Copyright (c) 2002-2004 Cluster File Systems, Inc.
8 * This file is part of Lustre, http://www.lustre.org.
10 * Lustre is free software; you can redistribute it and/or
11 * modify it under the terms of version 2 of the GNU General Public
12 * License as published by the Free Software Foundation.
14 * Lustre is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with Lustre; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include <liblustre.h>
25 #include <linux/obd.h>
26 #include <linux/obd_class.h>
28 #define LIBLUSTRE_TEST 1
29 #include "../utils/lctl.c"
33 extern int class_handle_ioctl(unsigned int cmd, unsigned long arg);
43 char *portals_id2str(int nal, ptl_process_id_t id, char *str)
49 snprintf(str, PTL_NALFMT_SIZE - 1, "%u:%u.%u.%u.%u,%u",
50 (__u32)(id.nid >> 32), HIPQUAD((id.nid)) , id.pid);
55 snprintf(str, PTL_NALFMT_SIZE - 1, "%u:%u,%u",
56 (__u32)(id.nid >> 32), (__u32)id.nid, id.pid);
59 snprintf(str, PTL_NALFMT_SIZE - 1, "?%d? %llx,%lx",
60 nal, (long long)id.nid, (long)id.pid );
66 static int liblustre_ioctl(int dev_id, unsigned int opc, void *ptr)
72 fprintf(stderr, "Unexpected device id %d\n", dev_id);
77 rc = class_handle_ioctl(opc, (unsigned long)ptr);
84 static char *echo_server_nid = NULL;
85 static char *echo_server_ostname = "obd1";
86 static char *osc_dev_name = "OSC_DEV_NAME";
87 static char *echo_dev_name = "ECHO_CLIENT_DEV_NAME";
89 static int connect_echo_client(void)
91 struct lustre_cfg lcfg;
93 char *peer = "ECHO_PEER_NID";
94 class_uuid_t osc_uuid, echo_uuid;
95 struct obd_uuid osc_uuid_str, echo_uuid_str;
99 generate_random_uuid(osc_uuid);
100 class_uuid_unparse(osc_uuid, &osc_uuid_str);
101 generate_random_uuid(echo_uuid);
102 class_uuid_unparse(echo_uuid, &echo_uuid_str);
104 if (ptl_parse_nid(&nid, echo_server_nid)) {
105 CERROR("Can't parse NID %s\n", echo_server_nid);
108 nal = ptl_name2nal("tcp");
110 CERROR("Can't parse NAL tcp\n");
115 LCFG_INIT(lcfg, LCFG_ADD_UUID, NULL);
117 lcfg.lcfg_inllen1 = strlen(peer) + 1;
118 lcfg.lcfg_inlbuf1 = peer;
120 err = class_process_config(&lcfg);
122 CERROR("failed add_uuid\n");
127 LCFG_INIT(lcfg, LCFG_ATTACH, osc_dev_name);
128 lcfg.lcfg_inlbuf1 = "osc";
129 lcfg.lcfg_inllen1 = strlen(lcfg.lcfg_inlbuf1) + 1;
130 lcfg.lcfg_inlbuf2 = osc_uuid_str.uuid;
131 lcfg.lcfg_inllen2 = strlen(lcfg.lcfg_inlbuf2) + 1;
132 err = class_process_config(&lcfg);
134 CERROR("failed attach osc\n");
139 LCFG_INIT(lcfg, LCFG_SETUP, osc_dev_name);
140 lcfg.lcfg_inlbuf1 = echo_server_ostname;
141 lcfg.lcfg_inllen1 = strlen(lcfg.lcfg_inlbuf1) + 1;
142 lcfg.lcfg_inlbuf2 = peer;
143 lcfg.lcfg_inllen2 = strlen(lcfg.lcfg_inlbuf2) + 1;
144 err = class_process_config(&lcfg);
146 CERROR("failed setup osc\n");
150 /* attach echo_client */
151 LCFG_INIT(lcfg, LCFG_ATTACH, echo_dev_name);
152 lcfg.lcfg_inlbuf1 = "echo_client";
153 lcfg.lcfg_inllen1 = strlen(lcfg.lcfg_inlbuf1) + 1;
154 lcfg.lcfg_inlbuf2 = echo_uuid_str.uuid;
155 lcfg.lcfg_inllen2 = strlen(lcfg.lcfg_inlbuf2) + 1;
156 err = class_process_config(&lcfg);
158 CERROR("failed attach echo_client\n");
162 /* setup echo_client */
163 LCFG_INIT(lcfg, LCFG_SETUP, echo_dev_name);
164 lcfg.lcfg_inlbuf1 = osc_dev_name;
165 lcfg.lcfg_inllen1 = strlen(lcfg.lcfg_inlbuf1) + 1;
166 lcfg.lcfg_inlbuf2 = NULL;
167 lcfg.lcfg_inllen2 = 0;
168 err = class_process_config(&lcfg);
170 CERROR("failed setup echo_client\n");
177 static int disconnect_echo_client(void)
179 struct lustre_cfg lcfg;
183 /* cleanup echo_client */
184 LCFG_INIT(lcfg, LCFG_CLEANUP, echo_dev_name);
185 err = class_process_config(&lcfg);
187 CERROR("failed cleanup echo_client\n");
191 /* detach echo_client */
192 LCFG_INIT(lcfg, LCFG_DETACH, echo_dev_name);
193 err = class_process_config(&lcfg);
195 CERROR("failed detach echo_client\n");
200 LCFG_INIT(lcfg, LCFG_CLEANUP, osc_dev_name);
201 err = class_process_config(&lcfg);
203 CERROR("failed cleanup osc device\n");
208 LCFG_INIT(lcfg, LCFG_DETACH, osc_dev_name);
209 err = class_process_config(&lcfg);
211 CERROR("failed detach osc device\n");
218 static void usage(const char *s)
220 printf("Usage: %s -s ost_host_name [-n ost_name]\n", s);
221 printf(" ost_host_name: the host name of echo server\n");
222 printf(" ost_name: ost name, default is \"obd1\"\n");
225 extern int time_ptlwait1;
226 extern int time_ptlwait2;
227 extern int time_ptlselect;
229 int main(int argc, char **argv)
233 while ((c = getopt(argc, argv, "s:n:")) != -1) {
236 echo_server_nid = optarg;
239 echo_server_ostname = optarg;
250 if (!echo_server_nid) {
256 portal_subsystem_debug = 0;
258 liblustre_init_random();
259 liblustre_set_nal_nid();
261 if (liblustre_init_current(argv[0]) ||
262 init_obdclass() || init_lib_portals() ||
267 echo_client_init()) {
272 rc = connect_echo_client();
276 set_ioc_handler(liblustre_ioctl);
278 rc = lctl_main(1, &argv[0]);
280 rc |= disconnect_echo_client();