Brad Bishop | 6e60e8b | 2018-02-01 10:27:11 -0500 | [diff] [blame] | 1 | #!/bin/sh |
| 2 | ############################################################################# |
| 3 | # |
| 4 | # ipmi: OpenIPMI Driver helper script |
| 5 | # |
| 6 | # Authors: Jan Safranek <jsafrane@redhat.com> |
| 7 | # |
| 8 | # Based on IPMI init script by: |
| 9 | # Matt Domsch <Matt_Domsch@dell.com> |
| 10 | # Chris Poblete <Chris_Poblete@dell.com> |
| 11 | # |
| 12 | # Status return code bits |
| 13 | # no bits set = no errors |
| 14 | # bit 0 set = minimum modules aren't loaded |
| 15 | # bit 1 set = requested feature module isn't loaded |
| 16 | # bit 2 set = /dev/ipmi0 (or /dev/imb if using that instead) doesn't exist |
| 17 | # bit 3 set = /dev/watchdog doesn't exist |
| 18 | # bit 4 set = lockfile doesn't exist |
| 19 | # bit 5 set = modules are loaded even when asked to be unloaded |
| 20 | |
| 21 | CONFIGFILE=/etc/sysconfig/ipmi |
| 22 | # source config info |
| 23 | [ -r ${CONFIGFILE} ] && . ${CONFIGFILE} |
| 24 | |
| 25 | ############################################################################# |
| 26 | # GLOBALS |
| 27 | ############################################################################# |
| 28 | MODULE_NAME="ipmi" |
| 29 | INTF_NUM=0 |
| 30 | |
| 31 | IPMI_SMB_MODULE_NAME="ipmi_smb" |
| 32 | IPMI_SI_MODULE_NAME="ipmi_si" |
| 33 | kernel=`uname -r | cut -d. -f1-2` |
| 34 | if [ "${kernel}" == "2.4" ]; then |
| 35 | IPMI_SMB_MODULE_NAME="ipmi_smb_intf" |
| 36 | IPMI_SI_MODULE_NAME="ipmi_si_drv" |
| 37 | fi |
| 38 | |
| 39 | MODULES_INTERFACES="" |
| 40 | [ "${DEV_IPMI}" = "yes" ] && MODULES_INTERFACES="${MODULES_INTERFACES} ipmi_devintf" |
| 41 | [ "${IPMI_IMB}" = "yes" ] && MODULES_INTERFACES="${MODULES_INTERFACES} ipmi_imb" |
| 42 | |
| 43 | MODULES_FEATURES="" |
| 44 | [ "${IPMI_WATCHDOG}" = "yes" ] && MODULES_FEATURES="${MODULES_FEATURES} ipmi_watchdog" |
| 45 | [ "${IPMI_POWEROFF}" = "yes" ] && MODULES_FEATURES="${MODULES_FEATURES} ipmi_poweroff" |
| 46 | |
| 47 | MODULES_HW="" |
| 48 | [ "${IPMI_SI}" = "yes" ] && MODULES_HW="${MODULES_HW} ${IPMI_SI_MODULE_NAME}" |
| 49 | [ "${IPMI_SMB}" = "yes" ] && MODULES_HW="${MODULES_HW} ${IPMI_SMB_MODULE_NAME}" |
| 50 | |
| 51 | MODULES_BASE="ipmi_msghandler" |
| 52 | MODULES="${MODULES_INTERFACES} ${MODULES_FEATURES} ${MODULES_HW} ${MODULES_BASE}" |
| 53 | |
| 54 | RETVAL=0 |
| 55 | LOCKFILE=/var/lock/subsys/ipmi |
| 56 | DEV_IPMI_TIMEOUT=150 |
| 57 | |
| 58 | UDEV_EXISTS=0 |
| 59 | if [ -e /sbin/udev -o -e /sbin/udevd ]; then |
| 60 | UDEV_EXISTS=1 |
| 61 | fi |
| 62 | |
| 63 | ############################################################################# |
| 64 | # NOTES: |
| 65 | # * /dev/ipmi0 is unconditionally deleted here on ipmi_devintf unload, |
| 66 | # because SLES9 and RHEL4 kernels don't send a message for udev to delete |
| 67 | # it for us. |
| 68 | # |
| 69 | ############################################################################# |
| 70 | |
| 71 | modules_loaded_verbose() |
| 72 | { |
| 73 | OnePlusLoaded=0 |
| 74 | OnePlusUnloaded=0 |
| 75 | for m in $@; do |
| 76 | if /sbin/lsmod | grep $m >/dev/null 2>&1 ; then |
| 77 | echo "$m module loaded." |
| 78 | OnePlusLoaded=1 |
| 79 | else |
| 80 | echo "$m module not loaded." |
| 81 | OnePlusUnloaded=1 |
| 82 | fi |
| 83 | done |
| 84 | } |
| 85 | |
| 86 | modules_loaded() |
| 87 | { |
| 88 | OnePlusLoaded=0 |
| 89 | OnePlusUnloaded=0 |
| 90 | for m in $@; do |
| 91 | if /sbin/lsmod | grep $m >/dev/null 2>&1 ; then |
| 92 | OnePlusLoaded=1 |
| 93 | else |
| 94 | OnePlusUnloaded=1 |
| 95 | fi |
| 96 | done |
| 97 | } |
| 98 | |
| 99 | device_node_exists () |
| 100 | { |
| 101 | if [ -e "$1" ]; then |
| 102 | echo "$1 exists." |
| 103 | return 1 |
| 104 | fi |
| 105 | echo "$1 does not exist." |
| 106 | return 0 |
| 107 | } |
| 108 | |
| 109 | minimum_modules_loaded() |
| 110 | { |
| 111 | rc_base=1 |
| 112 | rc_hw=1 |
| 113 | modules_loaded_verbose "${MODULES_BASE}" |
| 114 | [ ${OnePlusLoaded} -eq 0 ] && rc_base=0 |
| 115 | |
| 116 | modules_loaded_verbose "${MODULES_HW}" |
| 117 | [ ${OnePlusLoaded} -eq 0 ] && rc_hw=0 |
| 118 | |
| 119 | return $((rc_base && rc_hw)) |
| 120 | } |
| 121 | |
| 122 | ############################################################################# |
| 123 | |
| 124 | load_si() |
| 125 | { |
| 126 | if [ "${IPMI_SI}" = "yes" ]; then |
| 127 | modprobe ${IPMI_SI_MODULE_NAME} > /dev/null 2>&1 |
| 128 | modules_loaded ${IPMI_SI_MODULE_NAME} |
| 129 | [ ${OnePlusLoaded} -ne 1 ] && RETVAL=$((RETVAL | 1)) |
| 130 | fi |
| 131 | } |
| 132 | |
| 133 | load_smb() |
| 134 | { |
| 135 | if [ "${IPMI_SMB}" = "yes" ]; then |
| 136 | modprobe ${IPMI_SMB_MODULE_NAME} > /dev/null 2>&1 |
| 137 | modules_loaded ${IPMI_SMB_MODULE_NAME} |
| 138 | [ ${OnePlusLoaded} -ne 1 ] && RETVAL=$((RETVAL | 1)) |
| 139 | fi |
| 140 | } |
| 141 | |
| 142 | load_hw_modules() |
| 143 | { |
| 144 | load_si |
| 145 | load_smb |
| 146 | } |
| 147 | |
| 148 | start_watchdog_common() |
| 149 | { |
| 150 | load_hw_modules |
| 151 | modprobe ipmi_watchdog ${IPMI_WATCHDOG_OPTIONS} > /dev/null 2>&1 |
| 152 | modules_loaded ipmi_watchdog |
| 153 | [ ${OnePlusUnloaded} -ne 0 ] && |
| 154 | RETVAL=$((RETVAL | 2)) && |
| 155 | echo "Watchdog startup failed: cannot load ipmi_watchdog module" && |
| 156 | return |
| 157 | if [ ${UDEV_EXISTS} -eq 0 -a ! -e /dev/watchdog ]; then |
| 158 | mknod -m 0600 /dev/watchdog c 10 130 |
| 159 | [ $? -ne 0 ] && |
| 160 | RETVAL=$((RETVAL | 8)) && |
| 161 | echo "Watchdog startup failed: cannot create /dev/watchdog" && |
| 162 | return |
| 163 | fi |
| 164 | } |
| 165 | |
| 166 | start_watchdog_quiet() |
| 167 | { |
| 168 | [ "${IPMI_WATCHDOG}" != "yes" ] && |
| 169 | return |
| 170 | start_watchdog_common |
| 171 | } |
| 172 | |
| 173 | start_watchdog() |
| 174 | { |
| 175 | [ "${IPMI_WATCHDOG}" != "yes" ] && |
| 176 | RETVAL=$((RETVAL | 2)) && |
| 177 | echo "Watchdog not configured" && |
| 178 | return |
| 179 | start_watchdog_common |
| 180 | } |
| 181 | |
| 182 | stop_watchdog() |
| 183 | { |
| 184 | modprobe -q -r ipmi_watchdog > /dev/null 2>&1 |
| 185 | modules_loaded ipmi_watchdog |
| 186 | if [ ${OnePlusLoaded} -ne 0 ]; then |
| 187 | RETVAL=$((RETVAL | 32)) |
| 188 | echo "Watchog shutdown failed: cannot unload ipmi_watchdog module" |
| 189 | else |
| 190 | if [ "${IPMI_WATCHDOG}" = "yes" ]; then |
| 191 | [ ${UDEV_EXISTS} -eq 0 ] && rm -f /dev/watchdog |
| 192 | fi |
| 193 | fi |
| 194 | } |
| 195 | |
| 196 | stop_watchdog_quiet() |
| 197 | { |
| 198 | modprobe -q -r ipmi_watchdog > /dev/null 2>&1 |
| 199 | modules_loaded ipmi_watchdog |
| 200 | if [ ${OnePlusLoaded} -ne 0 ]; then |
| 201 | RETVAL=$((RETVAL | 32)) |
| 202 | else |
| 203 | if [ "${IPMI_WATCHDOG}" = "yes" ]; then |
| 204 | [ ${UDEV_EXISTS} -eq 0 ] && rm -f /dev/watchdog |
| 205 | fi |
| 206 | fi |
| 207 | } |
| 208 | |
| 209 | start_powercontrol_common() |
| 210 | { |
| 211 | local poweroff_opts="" |
| 212 | load_hw_modules |
| 213 | if [ "${IPMI_POWERCYCLE}" == "yes" ]; then |
| 214 | modinfo ipmi_poweroff 2>/dev/null | grep poweroff_control > /dev/null 2>&1 && \ |
| 215 | poweroff_opts="poweroff_control=2" |
| 216 | modinfo ipmi_poweroff 2>/dev/null | grep poweroff_powercycle > /dev/null 2>&1 && \ |
| 217 | poweroff_opts="poweroff_powercycle=1" |
| 218 | fi |
| 219 | modprobe ipmi_poweroff "${poweroff_opts}" > /dev/null 2>&1 |
| 220 | modules_loaded ipmi_poweroff |
| 221 | [ ${OnePlusUnloaded} -ne 0 ] && |
| 222 | RETVAL=$((RETVAL | 2)) && |
| 223 | echo "Powercontroll startup failed: cannot load ipmi_poweroff module" && |
| 224 | return |
| 225 | } |
| 226 | |
| 227 | start_powercontrol_quiet() |
| 228 | { |
| 229 | [ "${IPMI_POWEROFF}" != "yes" ] && |
| 230 | return |
| 231 | start_powercontrol_common |
| 232 | } |
| 233 | |
| 234 | start_powercontrol() |
| 235 | { |
| 236 | [ "${IPMI_POWEROFF}" != "yes" ] && |
| 237 | RETVAL=$((RETVAL | 2)) && |
| 238 | echo "Powercontroll not configured" && |
| 239 | return |
| 240 | start_powercontrol_common |
| 241 | } |
| 242 | |
| 243 | stop_powercontrol() |
| 244 | { |
| 245 | modprobe -q -r ipmi_poweroff > /dev/null 2>&1 |
| 246 | modules_loaded ipmi_poweroff |
| 247 | if [ ${OnePlusLoaded} -ne 0 ]; then |
| 248 | RETVAL=$((RETVAL | 32)) |
| 249 | echo "Powercontroll shutdown failed: cannot unload ipmi_poweroff module" |
| 250 | fi |
| 251 | } |
| 252 | |
| 253 | stop_powercontrol_quiet() |
| 254 | { |
| 255 | modprobe -q -r ipmi_poweroff > /dev/null 2>&1 |
| 256 | modules_loaded ipmi_poweroff |
| 257 | [ ${OnePlusLoaded} -ne 0 ] && RETVAL=$((RETVAL | 32)) |
| 258 | } |
| 259 | |
| 260 | ############################################################################# |
| 261 | unload_all_ipmi_modules() |
| 262 | { |
| 263 | stop_watchdog_quiet |
| 264 | stop_powercontrol_quiet |
| 265 | for m in ${MODULES}; do |
| 266 | modprobe -q -r ${m} > /dev/null 2>&1 |
| 267 | done |
| 268 | # delete interface node ONLY if ipmi_devintf is unloaded |
| 269 | [ `lsmod | grep -c "ipmi_devintf"` -eq 0 ] && |
| 270 | rm -f "/dev/ipmi${INTF_NUM}" |
| 271 | } |
| 272 | |
| 273 | unload_ipmi_modules_leave_features() |
| 274 | { |
| 275 | for m in ${MODULES_INTERFACES}; do |
| 276 | modprobe -q -r ${m} > /dev/null 2>&1 |
| 277 | done |
| 278 | # delete interface node ONLY if ipmi_devintf is unloaded |
| 279 | [ `lsmod | grep -c "ipmi_devintf"` -eq 0 ] && |
| 280 | rm -f "/dev/ipmi${INTF_NUM}" |
| 281 | lsmod | egrep -q "ipmi_(poweroff|watchdog)" > /dev/null 2>&1 |
| 282 | if [ "$?" -ne "0" ]; then |
| 283 | stop_watchdog_quiet |
| 284 | stop_powercontrol_quiet |
| 285 | for m in ${MODULES}; do |
| 286 | modprobe -q -r ${m} > /dev/null 2>&1 |
| 287 | done |
| 288 | fi |
| 289 | } |
| 290 | |
| 291 | ############################################################################# |
| 292 | load_ipmi_modules () |
| 293 | { |
| 294 | local locdelay |
| 295 | modprobe ipmi_msghandler > /dev/null 2>&1 |
| 296 | modules_loaded ipmi_msghandler |
| 297 | [ ${OnePlusLoaded} -ne 1 ] && unload_all_ipmi_modules && RETVAL=$((RETVAL | 1)) && return |
| 298 | load_hw_modules |
| 299 | [ $((RETVAL & 1)) -eq 1 ] && unload_all_ipmi_modules && RETVAL=$((RETVAL | 1)) && return |
| 300 | |
| 301 | if [ "${DEV_IPMI}" = "yes" ]; then |
| 302 | modprobe ipmi_devintf > /dev/null 2>&1 |
| 303 | modules_loaded ipmi_devintf |
| 304 | RETVAL=$((RETVAL & ~2)) |
| 305 | [ ${OnePlusLoaded} -eq 0 ] && RETVAL=$((RETVAL | 2)) |
| 306 | if [ ${OnePlusLoaded} -eq 1 ]; then |
| 307 | if [ ${UDEV_EXISTS} -eq 0 ]; then |
| 308 | DEVMAJOR=`cat /proc/devices | awk '/ipmidev/{print $1}'` |
| 309 | rm -f /dev/ipmi${INTF_NUM} |
| 310 | mknod -m 0600 /dev/ipmi${INTF_NUM} c ${DEVMAJOR} 0 || RETVAL=$((RETVAL | 4)) |
| 311 | fi |
| 312 | |
| 313 | # udev can take several seconds to create /dev/ipmi0, |
| 314 | # but it happens asynchronously, so delay here |
| 315 | locdelay=${DEV_IPMI_TIMEOUT} |
| 316 | while [ ! -e /dev/ipmi${INTF_NUM} -a ${locdelay} -gt 0 ]; do |
| 317 | locdelay=$((locdelay - 1)) |
| 318 | sleep 0.1 |
| 319 | done |
| 320 | fi |
| 321 | fi |
| 322 | |
| 323 | if [ "${IPMI_IMB}" = "yes" ]; then |
| 324 | modprobe ipmi_imb > /dev/null 2>&1 |
| 325 | modules_loaded ipmi_imb |
| 326 | RETVAL=$((RETVAL & ~2)) |
| 327 | [ ${OnePlusLoaded} -eq 0 ] && RETVAL=$((RETVAL | 2)) |
| 328 | if [ ${OnePlusLoaded} -eq 1 ]; then |
| 329 | DEVMAJOR=`cat /proc/devices | awk '/imb/{print $1}'` |
| 330 | rm -f /dev/imb |
| 331 | mknod -m 0600 /dev/imb c ${DEVMAJOR} 0 || RETVAL=$((RETVAL | 4)) |
| 332 | fi |
| 333 | fi |
| 334 | |
| 335 | # Per Corey Minyard, essentially no one uses ipmi_radisys |
| 336 | # and we don't want to encourage its further use |
| 337 | # so it won't be handled here. |
| 338 | return |
| 339 | } |
| 340 | |
| 341 | ############################################################################# |
| 342 | start() |
| 343 | { |
| 344 | load_ipmi_modules |
| 345 | if [ ${RETVAL} -eq 0 ]; then |
| 346 | touch ${LOCKFILE} |
| 347 | else |
| 348 | if [ $((RETVAL & 1)) -eq 1 ]; then |
| 349 | echo "Startup failed." |
| 350 | else |
| 351 | touch ${LOCKFILE} && echo "Warning!?" |
| 352 | fi |
| 353 | fi |
| 354 | start_watchdog_quiet |
| 355 | start_powercontrol_quiet |
| 356 | } |
| 357 | |
| 358 | ############################################################################# |
| 359 | stop() |
| 360 | { |
| 361 | unload_ipmi_modules_leave_features |
| 362 | modules_loaded ${MODULES_INTERFACES} |
| 363 | if [ ${OnePlusLoaded} -ne 0 ]; then |
| 364 | RETVAL=$((RETVAL | 32)) |
| 365 | echo "Shutdown failed, something may be in use" |
| 366 | else |
| 367 | rm -f ${LOCKFILE} |
| 368 | fi |
| 369 | } |
| 370 | |
| 371 | stop_all() |
| 372 | { |
| 373 | unload_all_ipmi_modules |
| 374 | modules_loaded ${MODULES} |
| 375 | if [ ${OnePlusLoaded} -ne 0 ]; then |
| 376 | RETVAL=$((RETVAL | 32)) |
| 377 | echo "Shutdown failed, something may be in use" |
| 378 | else |
| 379 | rm -f ${LOCKFILE} |
| 380 | fi |
| 381 | } |
| 382 | |
| 383 | ############################################################################# |
| 384 | restart() |
| 385 | { |
| 386 | stop_all |
| 387 | RETVAL=0 |
| 388 | start |
| 389 | } |
| 390 | |
| 391 | ############################################################################# |
| 392 | |
| 393 | reload() |
| 394 | { |
| 395 | stop_all |
| 396 | RETVAL=0 |
| 397 | start |
| 398 | } |
| 399 | |
| 400 | ############################################################################# |
| 401 | |
| 402 | status_all() |
| 403 | { |
| 404 | minimum_modules_loaded |
| 405 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 1)) |
| 406 | |
| 407 | modules_loaded_verbose ${MODULES_FEATURES} ${MODULES_INTERFACES} |
| 408 | [ ${OnePlusUnloaded} -ne 0 ] && RETVAL=$((RETVAL | 2)) |
| 409 | |
| 410 | if [ "${DEV_IPMI}" = "yes" ]; then |
| 411 | device_node_exists /dev/ipmi${INTF_NUM} |
| 412 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 4)) |
| 413 | fi |
| 414 | |
| 415 | if [ "${IPMI_IMB}" = "yes" ]; then |
| 416 | device_node_exists /dev/imb |
| 417 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 4)) |
| 418 | fi |
| 419 | |
| 420 | if [ "${IPMI_WATCHDOG}" = "yes" ]; then |
| 421 | device_node_exists /dev/watchdog |
| 422 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 8)) |
| 423 | fi |
| 424 | |
| 425 | [ ! -e ${LOCKFILE} ] && RETVAL=$((RETVAL | 16)) |
| 426 | } |
| 427 | |
| 428 | status() |
| 429 | { |
| 430 | minimum_modules_loaded |
| 431 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 1)) |
| 432 | |
| 433 | if [ "${DEV_IPMI}" = "yes" ]; then |
| 434 | modules_loaded_verbose ipmi_devintf |
| 435 | [ ${OnePlusLoaded} -eq 0 ] && RETVAL=$((RETVAL | 2)) |
| 436 | |
| 437 | device_node_exists /dev/ipmi${INTF_NUM} |
| 438 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 4)) |
| 439 | fi |
| 440 | |
| 441 | if [ "${IPMI_IMB}" = "yes" ]; then |
| 442 | device_node_exists /dev/imb |
| 443 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 4)) |
| 444 | fi |
| 445 | } |
| 446 | |
| 447 | status_watchdog() |
| 448 | { |
| 449 | minimum_modules_loaded |
| 450 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 1)) |
| 451 | |
| 452 | modules_loaded_verbose ipmi_watchdog |
| 453 | [ ${OnePlusLoaded} -eq 0 ] && RETVAL=$((RETVAL | 2)) |
| 454 | |
| 455 | device_node_exists /dev/watchdog |
| 456 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 8)) |
| 457 | } |
| 458 | |
| 459 | status_powercontrol() |
| 460 | { |
| 461 | minimum_modules_loaded |
| 462 | [ $? -eq 0 ] && RETVAL=$((RETVAL | 1)) |
| 463 | |
| 464 | modules_loaded_verbose ipmi_powercontrol |
| 465 | [ ${OnePlusLoaded} -eq 0 ] && RETVAL=$((RETVAL | 2)) |
| 466 | } |
| 467 | |
| 468 | ############################################################################# |
| 469 | usage () |
| 470 | { |
| 471 | echo $"Usage: $0 {start|stop|status" 1>&2 |
| 472 | echo $" restart|condrestart|try-restart|reload|force-reload" 1>&2 |
| 473 | echo $" start-watchdog|stop-watchdog|status-watchdog" 1>&2 |
| 474 | echo $" start-powercontrol|stop-powercontrol|status-powercontrol" 1>&2 |
| 475 | echo $" stop-all|status-all}" 1>&2 |
| 476 | RETVAL=2 |
| 477 | } |
| 478 | |
| 479 | condrestart () |
| 480 | { |
| 481 | [ -e ${LOCKFILE} ] && restart |
| 482 | } |
| 483 | |
| 484 | ############################################################################# |
| 485 | # MAIN |
| 486 | ############################################################################# |
| 487 | case "$1" in |
| 488 | start) start ;; |
| 489 | stop) stop ;; |
| 490 | restart) restart ;; |
| 491 | force-reload) reload ;; |
| 492 | reload) reload ;; |
| 493 | status) status ;; |
| 494 | status-all) status_all ;; |
| 495 | condrestart) condrestart ;; |
| 496 | try-restart) condrestart ;; |
| 497 | start-watchdog) start_watchdog ;; |
| 498 | stop-watchdog) stop_watchdog ;; |
| 499 | status-watchdog) status_watchdog ;; |
| 500 | start-powercontrol) start_powercontrol ;; |
| 501 | stop-powercontrol) stop_powercontrol ;; |
| 502 | status-powercontrol) status_powercontrol ;; |
| 503 | stop-all) stop_all ;; |
| 504 | *) usage ;; |
| 505 | esac |
| 506 | |
| 507 | exit ${RETVAL} |
| 508 | |
| 509 | ############################################################################# |
| 510 | # end of file |
| 511 | ############################################################################# |
| 512 | |