mfi_patrol.c revision 223345
1/*- 2 * Copyright (c) 2008, 2009 Yahoo!, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The names of the authors may not be used to endorse or promote 14 * products derived from this software without specific prior written 15 * permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: head/usr.sbin/mfiutil/mfi_patrol.c 223345 2011-06-20 21:28:50Z bz $ 30 */ 31 32#include <sys/types.h> 33#include <sys/errno.h> 34#include <err.h> 35#include <stdio.h> 36#include <stdlib.h> 37#include <string.h> 38#include <time.h> 39#include <unistd.h> 40#include "mfiutil.h" 41 42static char * 43adapter_time(time_t now, uint32_t at_now, uint32_t at) 44{ 45 time_t t; 46 47 t = (now - at_now) + at; 48 return (ctime(&t)); 49} 50 51static void 52mfi_get_time(int fd, uint32_t *at) 53{ 54 55 if (mfi_dcmd_command(fd, MFI_DCMD_TIME_SECS_GET, at, sizeof(*at), NULL, 56 0, NULL) < 0) { 57 warn("Couldn't fetch adapter time"); 58 at = 0; 59 } 60} 61 62static int 63patrol_get_props(int fd, struct mfi_pr_properties *prop) 64{ 65 int error; 66 67 if (mfi_dcmd_command(fd, MFI_DCMD_PR_GET_PROPERTIES, prop, 68 sizeof(*prop), NULL, 0, NULL) < 0) { 69 error = errno; 70 warn("Failed to get patrol read properties"); 71 return (error); 72 } 73 return (0); 74} 75 76static int 77show_patrol(int ac, char **av) 78{ 79 struct mfi_pr_properties prop; 80 struct mfi_pr_status status; 81 struct mfi_pd_list *list; 82 struct mfi_pd_info info; 83 char label[24]; 84 time_t now; 85 uint32_t at; 86 int error, fd; 87 u_int i; 88 89 fd = mfi_open(mfi_unit); 90 if (fd < 0) { 91 error = errno; 92 warn("mfi_open"); 93 return (error); 94 } 95 96 time(&now); 97 mfi_get_time(fd, &at); 98 error = patrol_get_props(fd, &prop); 99 if (error) { 100 close(fd); 101 return (error); 102 } 103 printf("Operation Mode: "); 104 switch (prop.op_mode) { 105 case MFI_PR_OPMODE_AUTO: 106 printf("auto\n"); 107 break; 108 case MFI_PR_OPMODE_MANUAL: 109 printf("manual\n"); 110 break; 111 case MFI_PR_OPMODE_DISABLED: 112 printf("disabled\n"); 113 break; 114 default: 115 printf("??? (%02x)\n", prop.op_mode); 116 break; 117 } 118 if (prop.op_mode == MFI_PR_OPMODE_AUTO) { 119 if (at != 0 && prop.next_exec) 120 printf(" Next Run Starts: %s", adapter_time(now, at, 121 prop.next_exec)); 122 if (prop.exec_freq == 0xffffffff) 123 printf(" Runs Execute Continuously\n"); 124 else if (prop.exec_freq != 0) 125 printf(" Runs Start Every %u seconds\n", 126 prop.exec_freq); 127 } 128 129 if (mfi_dcmd_command(fd, MFI_DCMD_PR_GET_STATUS, &status, 130 sizeof(status), NULL, 0, NULL) < 0) { 131 error = errno; 132 warn("Failed to get patrol read properties"); 133 close(fd); 134 return (error); 135 } 136 printf("Runs Completed: %u\n", status.num_iteration); 137 printf("Current State: "); 138 switch (status.state) { 139 case MFI_PR_STATE_STOPPED: 140 printf("stopped\n"); 141 break; 142 case MFI_PR_STATE_READY: 143 printf("ready\n"); 144 break; 145 case MFI_PR_STATE_ACTIVE: 146 printf("active\n"); 147 break; 148 case MFI_PR_STATE_ABORTED: 149 printf("aborted\n"); 150 break; 151 default: 152 printf("??? (%02x)\n", status.state); 153 break; 154 } 155 if (status.state == MFI_PR_STATE_ACTIVE) { 156 if (mfi_pd_get_list(fd, &list, NULL) < 0) { 157 error = errno; 158 warn("Failed to get drive list"); 159 close(fd); 160 return (error); 161 } 162 163 for (i = 0; i < list->count; i++) { 164 if (list->addr[i].scsi_dev_type != 0) 165 continue; 166 167 if (mfi_pd_get_info(fd, list->addr[i].device_id, &info, 168 NULL) < 0) { 169 error = errno; 170 warn("Failed to fetch info for drive %u", 171 list->addr[i].device_id); 172 free(list); 173 close(fd); 174 return (error); 175 } 176 if (info.prog_info.active & MFI_PD_PROGRESS_PATROL) { 177 snprintf(label, sizeof(label), " Drive %s", 178 mfi_drive_name(NULL, 179 list->addr[i].device_id, 180 MFI_DNAME_DEVICE_ID|MFI_DNAME_HONOR_OPTS)); 181 mfi_display_progress(label, 182 &info.prog_info.patrol); 183 } 184 } 185 free(list); 186 } 187 188 close(fd); 189 190 return (0); 191} 192MFI_COMMAND(show, patrol, show_patrol); 193 194static int 195start_patrol(int ac, char **av) 196{ 197 int error, fd; 198 199 fd = mfi_open(mfi_unit); 200 if (fd < 0) { 201 error = errno; 202 warn("mfi_open"); 203 return (error); 204 } 205 206 if (mfi_dcmd_command(fd, MFI_DCMD_PR_START, NULL, 0, NULL, 0, NULL) < 207 0) { 208 error = errno; 209 warn("Failed to start patrol read"); 210 close(fd); 211 return (error); 212 } 213 214 close(fd); 215 216 return (0); 217} 218MFI_COMMAND(start, patrol, start_patrol); 219 220static int 221stop_patrol(int ac, char **av) 222{ 223 int error, fd; 224 225 fd = mfi_open(mfi_unit); 226 if (fd < 0) { 227 error = errno; 228 warn("mfi_open"); 229 return (error); 230 } 231 232 if (mfi_dcmd_command(fd, MFI_DCMD_PR_STOP, NULL, 0, NULL, 0, NULL) < 233 0) { 234 error = errno; 235 warn("Failed to stop patrol read"); 236 close(fd); 237 return (error); 238 } 239 240 close(fd); 241 242 return (0); 243} 244MFI_COMMAND(stop, patrol, stop_patrol); 245 246static int 247patrol_config(int ac, char **av) 248{ 249 struct mfi_pr_properties prop; 250 long val; 251 time_t now; 252 int error, fd; 253 uint32_t at, next_exec, exec_freq; 254 char *cp; 255 uint8_t op_mode; 256 257 exec_freq = 0; /* GCC too stupid */ 258 next_exec = 0; 259 if (ac < 2) { 260 warnx("patrol: command required"); 261 return (EINVAL); 262 } 263 if (strcasecmp(av[1], "auto") == 0) { 264 op_mode = MFI_PR_OPMODE_AUTO; 265 if (ac > 2) { 266 if (strcasecmp(av[2], "continuously") == 0) 267 exec_freq = 0xffffffff; 268 else { 269 val = strtol(av[2], &cp, 0); 270 if (*cp != '\0') { 271 warnx("patrol: Invalid interval %s", 272 av[2]); 273 return (EINVAL); 274 } 275 exec_freq = val; 276 } 277 } 278 if (ac > 3) { 279 val = strtol(av[3], &cp, 0); 280 if (*cp != '\0' || val < 0) { 281 warnx("patrol: Invalid start time %s", av[3]); 282 return (EINVAL); 283 } 284 next_exec = val; 285 } 286 } else if (strcasecmp(av[1], "manual") == 0) 287 op_mode = MFI_PR_OPMODE_MANUAL; 288 else if (strcasecmp(av[1], "disable") == 0) 289 op_mode = MFI_PR_OPMODE_DISABLED; 290 else { 291 warnx("patrol: Invalid command %s", av[1]); 292 return (EINVAL); 293 } 294 295 fd = mfi_open(mfi_unit); 296 if (fd < 0) { 297 error = errno; 298 warn("mfi_open"); 299 return (error); 300 } 301 302 error = patrol_get_props(fd, &prop); 303 if (error) { 304 close(fd); 305 return (error); 306 } 307 prop.op_mode = op_mode; 308 if (op_mode == MFI_PR_OPMODE_AUTO) { 309 if (ac > 2) 310 prop.exec_freq = exec_freq; 311 if (ac > 3) { 312 time(&now); 313 mfi_get_time(fd, &at); 314 if (at == 0) { 315 close(fd); 316 return (ENXIO); 317 } 318 prop.next_exec = at + next_exec; 319 printf("Starting next patrol read at %s", 320 adapter_time(now, at, prop.next_exec)); 321 } 322 } 323 if (mfi_dcmd_command(fd, MFI_DCMD_PR_SET_PROPERTIES, &prop, 324 sizeof(prop), NULL, 0, NULL) < 0) { 325 error = errno; 326 warn("Failed to set patrol read properties"); 327 close(fd); 328 return (error); 329 } 330 331 close(fd); 332 333 return (0); 334} 335MFI_COMMAND(top, patrol, patrol_config); 336