1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 2002 Poul-Henning Kamp 5 * Copyright (c) 2002 Networks Associates Technology, Inc. 6 * All rights reserved. 7 * 8 * This software was developed for the FreeBSD Project by Poul-Henning Kamp 9 * and NAI Labs, the Security Research Division of Network Associates, Inc. 10 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the 11 * DARPA CHATS research program. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 3. The names of the authors may not be used to endorse or promote 22 * products derived from this software without specific prior written 23 * permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 38 #include <sys/cdefs.h> 39 __FBSDID("$FreeBSD$"); 40 41 #include <sys/param.h> 42 #include <sys/sbuf.h> 43 #include <sys/systm.h> 44 #include <sys/malloc.h> 45 #include <machine/stdarg.h> 46 47 #include <geom/geom.h> 48 #include <geom/geom_int.h> 49 #include <geom/geom_disk.h> 50 51 52 static void 53 g_confdot_consumer(struct sbuf *sb, struct g_consumer *cp) 54 { 55 56 sbuf_printf(sb, "z%p [label=\"r%dw%de%d\"];\n", 57 cp, cp->acr, cp->acw, cp->ace); 58 if (cp->provider) 59 sbuf_printf(sb, "z%p -> z%p;\n", cp, cp->provider); 60 } 61 62 static void 63 g_confdot_provider(struct sbuf *sb, struct g_provider *pp) 64 { 65 66 sbuf_printf(sb, "z%p [shape=hexagon,label=\"%s\\nr%dw%de%d\\nerr#%d\\n" 67 "sector=%u\\nstripe=%ju\"];\n", pp, pp->name, pp->acr, pp->acw, 68 pp->ace, pp->error, pp->sectorsize, (uintmax_t)pp->stripesize); 69 } 70 71 static void 72 g_confdot_geom(struct sbuf *sb, struct g_geom *gp) 73 { 74 struct g_consumer *cp; 75 struct g_provider *pp; 76 77 sbuf_printf(sb, "z%p [shape=box,label=\"%s\\n%s\\nr#%d\"];\n", 78 gp, gp->class->name, gp->name, gp->rank); 79 LIST_FOREACH(cp, &gp->consumer, consumer) { 80 g_confdot_consumer(sb, cp); 81 sbuf_printf(sb, "z%p -> z%p;\n", gp, cp); 82 } 83 84 LIST_FOREACH(pp, &gp->provider, provider) { 85 g_confdot_provider(sb, pp); 86 sbuf_printf(sb, "z%p -> z%p;\n", pp, gp); 87 } 88 } 89 90 static void 91 g_confdot_class(struct sbuf *sb, struct g_class *mp) 92 { 93 struct g_geom *gp; 94 95 LIST_FOREACH(gp, &mp->geom, geom) 96 g_confdot_geom(sb, gp); 97 } 98 99 void 100 g_confdot(void *p, int flag ) 101 { 102 struct g_class *mp; 103 struct sbuf *sb; 104 105 KASSERT(flag != EV_CANCEL, ("g_confdot was cancelled")); 106 sb = p; 107 g_topology_assert(); 108 sbuf_cat(sb, "digraph geom {\n"); 109 LIST_FOREACH(mp, &g_classes, class) 110 g_confdot_class(sb, mp); 111 sbuf_cat(sb, "}\n"); 112 sbuf_finish(sb); 113 } 114 115 static void 116 g_conftxt_geom(struct sbuf *sb, struct g_geom *gp, int level) 117 { 118 struct g_provider *pp; 119 struct g_consumer *cp; 120 121 if (gp->flags & G_GEOM_WITHER) 122 return; 123 LIST_FOREACH(pp, &gp->provider, provider) { 124 sbuf_printf(sb, "%d %s %s %ju %u", level, gp->class->name, 125 pp->name, (uintmax_t)pp->mediasize, pp->sectorsize); 126 if (gp->dumpconf != NULL) 127 gp->dumpconf(sb, NULL, gp, NULL, pp); 128 sbuf_cat(sb, "\n"); 129 LIST_FOREACH(cp, &pp->consumers, consumers) 130 g_conftxt_geom(sb, cp->geom, level + 1); 131 } 132 } 133 134 static void 135 g_conftxt_class(struct sbuf *sb, struct g_class *mp) 136 { 137 struct g_geom *gp; 138 139 LIST_FOREACH(gp, &mp->geom, geom) 140 g_conftxt_geom(sb, gp, 0); 141 } 142 143 void 144 g_conftxt(void *p, int flag) 145 { 146 struct g_class *mp; 147 struct sbuf *sb; 148 149 KASSERT(flag != EV_CANCEL, ("g_conftxt was cancelled")); 150 sb = p; 151 g_topology_assert(); 152 LIST_FOREACH(mp, &g_classes, class) { 153 if (!strcmp(mp->name, G_DISK_CLASS_NAME) || !strcmp(mp->name, "MD")) 154 g_conftxt_class(sb, mp); 155 } 156 sbuf_finish(sb); 157 } 158 159 void 160 g_conf_cat_escaped(struct sbuf *sb, const char *buf) 161 { 162 const u_char *c; 163 164 for (c = buf; *c != '\0'; c++) { 165 if (*c == '&' || *c == '<' || *c == '>' || 166 *c == '\'' || *c == '"' || *c > 0x7e) 167 sbuf_printf(sb, "&#x%X;", *c); 168 else if (*c == '\t' || *c == '\n' || *c == '\r' || *c > 0x1f) 169 sbuf_putc(sb, *c); 170 else 171 sbuf_putc(sb, '?'); 172 } 173 } 174 175 void 176 g_conf_printf_escaped(struct sbuf *sb, const char *fmt, ...) 177 { 178 struct sbuf *s; 179 va_list ap; 180 181 s = sbuf_new_auto(); 182 va_start(ap, fmt); 183 sbuf_vprintf(s, fmt, ap); 184 va_end(ap); 185 sbuf_finish(s); 186 187 g_conf_cat_escaped(sb, sbuf_data(s)); 188 sbuf_delete(s); 189 } 190 191 static void 192 g_conf_consumer(struct sbuf *sb, struct g_consumer *cp) 193 { 194 195 sbuf_printf(sb, "\t<consumer id=\"%p\">\n", cp); 196 sbuf_printf(sb, "\t <geom ref=\"%p\"/>\n", cp->geom); 197 if (cp->provider != NULL) 198 sbuf_printf(sb, "\t <provider ref=\"%p\"/>\n", cp->provider); 199 sbuf_printf(sb, "\t <mode>r%dw%de%d</mode>\n", 200 cp->acr, cp->acw, cp->ace); 201 if (cp->geom->flags & G_GEOM_WITHER) 202 ; 203 else if (cp->geom->dumpconf != NULL) { 204 sbuf_cat(sb, "\t <config>\n"); 205 cp->geom->dumpconf(sb, "\t ", cp->geom, cp, NULL); 206 sbuf_cat(sb, "\t </config>\n"); 207 } 208 sbuf_cat(sb, "\t</consumer>\n"); 209 } 210 211 static void 212 g_conf_provider(struct sbuf *sb, struct g_provider *pp) 213 { 214 215 sbuf_printf(sb, "\t<provider id=\"%p\">\n", pp); 216 sbuf_printf(sb, "\t <geom ref=\"%p\"/>\n", pp->geom); 217 sbuf_printf(sb, "\t <mode>r%dw%de%d</mode>\n", 218 pp->acr, pp->acw, pp->ace); 219 sbuf_cat(sb, "\t <name>"); 220 g_conf_cat_escaped(sb, pp->name); 221 sbuf_cat(sb, "</name>\n"); 222 sbuf_printf(sb, "\t <mediasize>%jd</mediasize>\n", 223 (intmax_t)pp->mediasize); 224 sbuf_printf(sb, "\t <sectorsize>%u</sectorsize>\n", pp->sectorsize); 225 sbuf_printf(sb, "\t <stripesize>%ju</stripesize>\n", (uintmax_t)pp->stripesize); 226 sbuf_printf(sb, "\t <stripeoffset>%ju</stripeoffset>\n", (uintmax_t)pp->stripeoffset); 227 if (pp->flags & G_PF_WITHER) 228 sbuf_cat(sb, "\t <wither/>\n"); 229 else if (pp->geom->flags & G_GEOM_WITHER) 230 ; 231 else if (pp->geom->dumpconf != NULL) { 232 sbuf_cat(sb, "\t <config>\n"); 233 pp->geom->dumpconf(sb, "\t ", pp->geom, NULL, pp); 234 sbuf_cat(sb, "\t </config>\n"); 235 } 236 sbuf_cat(sb, "\t</provider>\n"); 237 } 238 239 240 static void 241 g_conf_geom(struct sbuf *sb, struct g_geom *gp, struct g_provider *pp, struct g_consumer *cp) 242 { 243 struct g_consumer *cp2; 244 struct g_provider *pp2; 245 struct g_geom_alias *gap; 246 247 sbuf_printf(sb, " <geom id=\"%p\">\n", gp); 248 sbuf_printf(sb, " <class ref=\"%p\"/>\n", gp->class); 249 sbuf_cat(sb, " <name>"); 250 g_conf_cat_escaped(sb, gp->name); 251 sbuf_cat(sb, "</name>\n"); 252 sbuf_printf(sb, " <rank>%d</rank>\n", gp->rank); 253 if (gp->flags & G_GEOM_WITHER) 254 sbuf_cat(sb, " <wither/>\n"); 255 else if (gp->dumpconf != NULL) { 256 sbuf_cat(sb, " <config>\n"); 257 gp->dumpconf(sb, "\t", gp, NULL, NULL); 258 sbuf_cat(sb, " </config>\n"); 259 } 260 LIST_FOREACH(cp2, &gp->consumer, consumer) { 261 if (cp != NULL && cp != cp2) 262 continue; 263 g_conf_consumer(sb, cp2); 264 } 265 266 LIST_FOREACH(pp2, &gp->provider, provider) { 267 if (pp != NULL && pp != pp2) 268 continue; 269 g_conf_provider(sb, pp2); 270 } 271 LIST_FOREACH(gap, &gp->aliases, ga_next) { 272 sbuf_cat(sb, " <alias>\n"); 273 g_conf_cat_escaped(sb, gap->ga_alias); 274 sbuf_cat(sb, " </alias>\n"); 275 } 276 sbuf_cat(sb, " </geom>\n"); 277 } 278 279 static void 280 g_conf_class(struct sbuf *sb, struct g_class *mp, struct g_geom *gp, struct g_provider *pp, struct g_consumer *cp) 281 { 282 struct g_geom *gp2; 283 284 sbuf_printf(sb, " <class id=\"%p\">\n", mp); 285 sbuf_cat(sb, " <name>"); 286 g_conf_cat_escaped(sb, mp->name); 287 sbuf_cat(sb, "</name>\n"); 288 LIST_FOREACH(gp2, &mp->geom, geom) { 289 if (gp != NULL && gp != gp2) 290 continue; 291 g_conf_geom(sb, gp2, pp, cp); 292 } 293 sbuf_cat(sb, " </class>\n"); 294 } 295 296 void 297 g_conf_specific(struct sbuf *sb, struct g_class *mp, struct g_geom *gp, struct g_provider *pp, struct g_consumer *cp) 298 { 299 struct g_class *mp2; 300 301 g_topology_assert(); 302 sbuf_cat(sb, "<mesh>\n"); 303 LIST_FOREACH(mp2, &g_classes, class) { 304 if (mp != NULL && mp != mp2) 305 continue; 306 g_conf_class(sb, mp2, gp, pp, cp); 307 } 308 sbuf_cat(sb, "</mesh>\n"); 309 sbuf_finish(sb); 310 } 311 312 void 313 g_confxml(void *p, int flag) 314 { 315 316 KASSERT(flag != EV_CANCEL, ("g_confxml was cancelled")); 317 g_topology_assert(); 318 g_conf_specific(p, NULL, NULL, NULL, NULL); 319 } 320 321 void 322 g_trace(int level, const char *fmt, ...) 323 { 324 va_list ap; 325 326 if (!(g_debugflags & level)) 327 return; 328 va_start(ap, fmt); 329 vprintf(fmt, ap); 330 va_end(ap); 331 printf("\n"); 332 } 333