1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
41 #include <lustre_disk.h>
42 #include <lustre_ver.h>
44 #include <sys/utsname.h>
46 extern char *progname;
49 #define vprint(fmt, arg...) if (verbose > 0) printf(fmt, ##arg)
50 #define verrprint(fmt, arg...) if (verbose >= 0) fprintf(stderr, fmt, ##arg)
55 fprintf(stderr, "\n%s FATAL: ", progname);
58 int run_command(char *cmd, int cmdsz)
60 char log[] = "/tmp/run_command_logXXXXXX";
63 if ((cmdsz - strlen(cmd)) < 6) {
65 fprintf(stderr, "Command buffer overflow: %.*s...\n",
71 printf("cmd: %s\n", cmd);
73 if ((fd = mkstemp(log)) >= 0) {
81 /* Can't use popen because we need the rv of the command */
83 if (rc && (fd >= 0)) {
88 while (fgets(buf, sizeof(buf), fp) != NULL) {
99 int get_mountdata(char *dev, struct lustre_disk_data *mo_ldd)
102 char tmpdir[] = "/tmp/lustre_tmp.XXXXXX";
108 int cmdsz = sizeof(cmd);
110 /* Make a temporary directory to hold Lustre data files. */
111 if (!mkdtemp(tmpdir)) {
112 verrprint("%s: Can't create temporary directory %s: %s\n",
113 progname, tmpdir, strerror(errno));
117 snprintf(cmd, cmdsz, "/sbin/debugfs -c -R 'dump /%s %s/mountdata' %s",
118 MOUNT_DATA_FILE, tmpdir, dev);
120 ret = run_command(cmd, cmdsz);
122 verrprint("%s: Unable to dump %s dir (%d)\n",
123 progname, MOUNT_CONFIGS_DIR, ret);
127 sprintf(filepnm, "%s/mountdata", tmpdir);
128 filep = fopen(filepnm, "r");
130 vprint("Reading %s\n", MOUNT_DATA_FILE);
131 fread(mo_ldd, sizeof(*mo_ldd), 1, filep);
133 verrprint("%s: Unable to read %d.%d config %s.\n",
134 progname, LUSTRE_MAJOR, LUSTRE_MINOR, filepnm);
142 snprintf(cmd, cmdsz, "rm -rf %s", tmpdir);
143 ret2 = run_command(cmd, cmdsz);
145 verrprint("Failed to remove temp dir %s (%d)\n", tmpdir, ret2);
146 /* failure return from run_command() is more important
147 * than the failure to remove a dir */
155 #define PARENT_URN "urn:uuid:2bb5bdbf-6c4b-11dc-9b8e-080020a9ed93"
156 #define PARENT_PRODUCT "Lustre"
158 static int stclient(char *type, char *arch)
167 if (strcmp(type, "Client") == 0)
169 else if (strcmp(type, "MDS") == 0)
171 else if (strcmp(type, "MGS") == 0)
173 else if (strcmp(type, "OSS") == 0)
176 snprintf(product, 64, "Lustre %s %d.%d.%d", type, LUSTRE_MAJOR,
177 LUSTRE_MINOR, LUSTRE_PATCH);
179 /* need to see if the entry exists first */
181 "/opt/sun/servicetag/bin/stclient -f -t '%s' ", urn);
182 fp = popen(cmd, "r");
185 fprintf(stderr, "%s: trying to run stclient -f: %s\n",
186 progname, strerror(errno));
190 i = fread(cmd, 1, sizeof(cmd), fp);
193 if (strcmp(cmd, "Record not found\n") != 0) {
194 /* exists, just return */
201 snprintf(cmd, 1024, "/opt/sun/servicetag/bin/stclient -a -p '%s' "
202 "-e %d.%d.%d -t '%s' -S mount -F '%s' -P '%s' -m SUN "
203 "-A %s -z global", product, LUSTRE_MAJOR, LUSTRE_MINOR,
204 LUSTRE_PATCH, urn, PARENT_URN, PARENT_PRODUCT, arch);
206 return(run_command(cmd, sizeof(cmd)));
209 void register_service_tags(char *usource, char *source, char *target)
211 struct lustre_disk_data mo_ldd;
212 struct utsname utsname_buf;
213 struct stat stat_buf;
214 char stclient_loc[] = "/opt/sun/servicetag/bin/stclient";
217 rc = stat(stclient_loc, &stat_buf);
220 /* call the service tags stclient to show that we use Lustre on
223 rc = uname(&utsname_buf);
227 "%s: trying to get uname failed: %s, "
228 "inventory tags will not be created\n",
229 progname, strerror(errno));
232 /* client or server? */
233 if (strchr(usource, ':')) {
234 stclient("Client", utsname_buf.machine);
236 /* first figure what type of device it is */
237 rc = get_mountdata(source, &mo_ldd);
241 "%s: trying to read mountdata from %s "
242 "failed: %s, inventory tags will not "
244 progname, target, strerror(errno));
248 stclient("MDS", utsname_buf.machine);
251 stclient("MGS", utsname_buf.machine);
254 stclient("OSS", utsname_buf.machine);
259 if (errno != ENOENT && verbose) {
261 "%s: trying to stat stclient failed: %s\n",
262 progname, strerror(errno));