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713 lines
20 KiB
C
713 lines
20 KiB
C
/*-
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* Copyright (c) 1999 Michael Smith
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <fcntl.h>
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#include <paths.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <err.h>
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#include <dev/mlx/mlxio.h>
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#include <dev/mlx/mlxreg.h>
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#include "mlxcontrol.h"
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static int cmd_status(int argc, char *argv[]);
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static int cmd_rescan(int argc, char *argv[]);
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static int cmd_detach(int argc, char *argv[]);
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static int cmd_check(int argc, char *argv[]);
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static int cmd_rebuild(int argc, char *argv[]);
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#ifdef SUPPORT_PAUSE
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static int cmd_pause(int argc, char *argv[]);
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#endif
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static int cmd_help(int argc, char *argv[]);
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extern int cmd_config(int argc, char *argv[]);
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struct
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{
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char *cmd;
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int (*func)(int argc, char *argv[]);
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char *desc;
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char *text;
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} commands[] = {
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{"status", cmd_status,
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"displays device status",
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" status [-qv] [<drive>...]\n"
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" Display status for <drive> or all drives if none is listed\n"
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" -q Suppress output.\n"
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" -v Display verbose information.\n"
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" Returns 0 if all drives tested are online, 1 if one or more are\n"
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" critical, and 2 if one or more are offline."},
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{"rescan", cmd_rescan,
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"scan for new system drives",
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" rescan <controller> [<controller>...]\n"
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" Rescan <controller> for system drives.\n"
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" rescan -a\n"
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" Rescan all controllers for system drives."},
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{"detach", cmd_detach,
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"detach system drives",
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" detach <drive> [<drive>...]\n"
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" Detaches <drive> from the controller.\n"
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" detach -a <controller>\n"
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" Detaches all drives on <controller>."},
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{"check", cmd_check,
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"consistency-check a system drive",
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" check <drive>\n"
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" Requests a check and rebuild of the parity information on <drive>.\n"
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" Note that each controller can only check one system drive at a time."},
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{"rebuild", cmd_rebuild,
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"initiate a rebuild of a dead physical drive",
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" rebuild <controller> <physdrive>\n"
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" All system drives using space on the physical drive <physdrive>\n"
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" are rebuilt, reconstructing all data on the drive.\n"
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" Note that each controller can only perform one rebuild at a time."},
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#ifdef SUPPORT_PAUSE
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{"pause", cmd_pause,
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"pauses controller channels",
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" pause [-t <howlong>] [-d <delay>] <controller> [<channel>...]\n"
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" Pauses SCSI I/O on <channel> and <controller>. If no channel is specified,\n"
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" all channels are paused.\n"
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" <howlong> How long (seconds) to pause for (default 30).\n"
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" <delay> How long (seconds) to wait before pausing (default 30).\n"
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" pause <controller> -c\n"
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" Cancels any pending pause operation on <controller>."},
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#endif
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{"config", cmd_config,
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"examine and update controller configuration",
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" config <controller>\n"
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" Print configuration for <controller>."},
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{"help", cmd_help,
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"give help on usage",
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""},
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{NULL, NULL, NULL, NULL}
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};
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/********************************************************************************
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* Command dispatch and global options parsing.
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*/
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int
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main(int argc, char *argv[])
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{
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int ch, i, oargc;
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char **oargv;
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oargc = argc;
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oargv = argv;
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while ((ch = getopt(argc, argv, "")) != -1)
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switch(ch) {
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default:
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return(cmd_help(0, NULL));
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}
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argc -= optind;
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argv += optind;
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if (argc > 0)
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for (i = 0; commands[i].cmd != NULL; i++)
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if (!strcmp(argv[0], commands[i].cmd))
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return(commands[i].func(argc, argv));
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return(cmd_help(oargc, oargv));
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}
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/********************************************************************************
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* Helptext output
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*/
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static int
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cmd_help(int argc, char *argv[])
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{
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int i;
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if (argc > 1)
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for (i = 0; commands[i].cmd != NULL; i++)
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if (!strcmp(argv[1], commands[i].cmd)) {
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fprintf(stderr, "%s\n", commands[i].text);
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fflush(stderr);
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return(0);
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}
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if (argv != NULL)
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fprintf(stderr, "Unknown command '%s'.\n", argv[1]);
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fprintf(stderr, "Valid commands are:\n");
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for (i = 0; commands[i].cmd != NULL; i++)
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fprintf(stderr, " %-20s %s\n", commands[i].cmd, commands[i].desc);
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fflush(stderr);
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return(0);
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}
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/********************************************************************************
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* Status output
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*
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* status [-qv] [<device> ...]
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* Prints status for <device>, or all if none listed.
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*
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* -q Suppresses output, command returns 0 if devices are OK, 1 if one or
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* more devices are critical, 2 if one or more devices are offline.
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*/
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static struct mlx_rebuild_status rs;
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static int rs_ctrlr = -1;
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static int status_result = 0;
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/* XXX more verbosity! */
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static void
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status_print(int unit, void *arg)
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{
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int verbosity = *(int *)arg;
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int fd, result, ctrlr, sysdrive, statvalid;
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/* Find which controller and what system drive we are */
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statvalid = 0;
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if (mlxd_find_ctrlr(unit, &ctrlr, &sysdrive)) {
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warnx("couldn't get controller/drive for %s", drivepath(unit));
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} else {
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/* If we don't have rebuild stats for this controller, get them */
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if (rs_ctrlr == ctrlr) {
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statvalid = 1;
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} else {
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if ((fd = open(ctrlrpath(ctrlr), 0)) < 0) {
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warn("can't open %s", ctrlrpath(ctrlr));
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} else {
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if (ioctl(fd, MLX_REBUILDSTAT, &rs) < 0) {
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warn("ioctl MLX_REBUILDSTAT");
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} else {
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rs_ctrlr = ctrlr;
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statvalid = 1;
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}
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close(fd);
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}
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}
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}
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/* Get the device */
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if ((fd = open(drivepath(unit), 0)) < 0) {
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warn("can't open %s", drivepath(unit));
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return;
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}
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/* Get its status */
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if (ioctl(fd, MLXD_STATUS, &result) < 0) {
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warn("ioctl MLXD_STATUS");
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} else {
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switch(result) {
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case MLX_SYSD_ONLINE:
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if (verbosity > 0)
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printf("%s: online", drivename(unit));
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break;
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case MLX_SYSD_CRITICAL:
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if (verbosity > 0)
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printf("%s: critical", drivename(unit));
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if (status_result < 1)
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status_result = 1;
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break;
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case MLX_SYSD_OFFLINE:
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if (verbosity > 0)
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printf("%s: offline", drivename(unit));
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if (status_result < 2)
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status_result = 2;
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break;
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default:
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if (verbosity > 0) {
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printf("%s: unknown status 0x%x", drivename(unit), result);
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}
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}
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if (verbosity > 0) {
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/* rebuild/check in progress on this drive? */
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if (statvalid && (rs_ctrlr == ctrlr) &&
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(rs.rs_drive == sysdrive) && (rs.rs_code != MLX_REBUILDSTAT_IDLE)) {
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switch(rs.rs_code) {
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case MLX_REBUILDSTAT_REBUILDCHECK:
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printf(" [consistency check");
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break;
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case MLX_REBUILDSTAT_ADDCAPACITY:
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printf(" [add capacity");
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break;
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case MLX_REBUILDSTAT_ADDCAPACITYINIT:
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printf(" [add capacity init");
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break;
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default:
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printf(" [unknown operation");
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}
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printf(": %d/%d, %d%% complete]",
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rs.rs_remaining, rs.rs_size,
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((rs.rs_size - rs.rs_remaining) / (rs.rs_size / 100)));
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}
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printf("\n");
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}
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}
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close(fd);
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}
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static struct
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{
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int hwid;
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char *name;
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} mlx_controller_names[] = {
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{0x01, "960P/PD"},
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{0x02, "960PL"},
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{0x10, "960PG"},
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{0x11, "960PJ"},
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{0x12, "960PR"},
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{0x13, "960PT"},
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{0x14, "960PTL0"},
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{0x15, "960PRL"},
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{0x16, "960PTL1"},
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{0x20, "1100PVX"},
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{-1, NULL}
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};
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static void
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controller_print(int unit, void *arg)
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{
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struct mlx_enquiry2 enq;
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struct mlx_phys_drv pd;
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int verbosity = *(int *)arg;
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static char buf[80];
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char *model;
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int i, channel, target;
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if (verbosity == 0)
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return;
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/* fetch and print controller data */
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if (mlx_enquiry(unit, &enq)) {
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printf("mlx%d: error submitting ENQUIRY2\n", unit);
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} else {
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for (i = 0, model = NULL; mlx_controller_names[i].name != NULL; i++) {
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if ((enq.me_hardware_id & 0xff) == mlx_controller_names[i].hwid) {
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model = mlx_controller_names[i].name;
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break;
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}
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}
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if (model == NULL) {
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sprintf(buf, " model 0x%x", enq.me_hardware_id & 0xff);
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model = buf;
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}
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printf("mlx%d: DAC%s, %d channel%s, firmware %d.%02d-%c-%02d, %dMB RAM\n",
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unit, model,
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enq.me_actual_channels,
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enq.me_actual_channels > 1 ? "s" : "",
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enq.me_firmware_id & 0xff,
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(enq.me_firmware_id >> 8) & 0xff,
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(enq.me_firmware_id >> 16),
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(enq.me_firmware_id >> 24) & 0xff,
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enq.me_mem_size / (1024 * 1024));
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if (verbosity > 1) {
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printf(" Hardware ID 0x%08x\n", enq.me_hardware_id);
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printf(" Firmware ID 0x%08x\n", enq.me_firmware_id);
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printf(" Configured/Actual channels %d/%d\n", enq.me_configured_channels,
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enq.me_actual_channels);
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printf(" Max Targets %d\n", enq.me_max_targets);
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printf(" Max Tags %d\n", enq.me_max_tags);
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printf(" Max System Drives %d\n", enq.me_max_sys_drives);
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printf(" Max Arms %d\n", enq.me_max_arms);
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printf(" Max Spans %d\n", enq.me_max_spans);
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printf(" DRAM/cache/flash/NVRAM size %d/%d/%d/%d\n", enq.me_mem_size,
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enq.me_cache_size, enq.me_flash_size, enq.me_nvram_size);
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printf(" DRAM type %d\n", enq.me_mem_type);
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printf(" Clock Speed %dns\n", enq.me_clock_speed);
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printf(" Hardware Speed %dns\n", enq.me_hardware_speed);
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printf(" Max Commands %d\n", enq.me_max_commands);
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printf(" Max SG Entries %d\n", enq.me_max_sg);
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printf(" Max DP %d\n", enq.me_max_dp);
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printf(" Max IOD %d\n", enq.me_max_iod);
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printf(" Max Comb %d\n", enq.me_max_comb);
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printf(" Latency %ds\n", enq.me_latency);
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printf(" SCSI Timeout %ds\n", enq.me_scsi_timeout);
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printf(" Min Free Lines %d\n", enq.me_min_freelines);
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printf(" Rate Constant %d\n", enq.me_rate_const);
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printf(" MAXBLK %d\n", enq.me_maxblk);
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printf(" Blocking Factor %d sectors\n", enq.me_blocking_factor);
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printf(" Cache Line Size %d blocks\n", enq.me_cacheline);
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printf(" SCSI Capability %s%dMHz, %d bit\n",
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enq.me_scsi_cap & (1<<4) ? "differential " : "",
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(1 << ((enq.me_scsi_cap >> 2) & 3)) * 10,
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8 << (enq.me_scsi_cap & 0x3));
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printf(" Firmware Build Number %d\n", enq.me_firmware_build);
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printf(" Fault Management Type %d\n", enq.me_fault_mgmt_type);
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#if 0
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printf(" Features %b\n", enq.me_firmware_features,
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"\20\4Background Init\3Read Ahead\2MORE\1Cluster\n");
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#endif
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}
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/* fetch and print physical drive data */
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for (channel = 0; channel < enq.me_configured_channels; channel++) {
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for (target = 0; target < enq.me_max_targets; target++) {
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if ((mlx_get_device_state(unit, channel, target, &pd) == 0) &&
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(pd.pd_flags1 & MLX_PHYS_DRV_PRESENT)) {
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mlx_print_phys_drv(&pd, channel, target, " ", verbosity - 1);
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if (verbosity > 1) {
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/* XXX print device statistics? */
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}
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}
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}
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}
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}
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}
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static int
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cmd_status(int argc, char *argv[])
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{
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int ch, verbosity = 1, i, unit;
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optreset = 1;
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optind = 1;
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while ((ch = getopt(argc, argv, "qv")) != -1)
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switch(ch) {
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case 'q':
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verbosity = 0;
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break;
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case 'v':
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verbosity = 2;
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break;
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default:
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return(cmd_help(argc, argv));
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}
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argc -= optind;
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argv += optind;
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if (argc < 1) {
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mlx_foreach(controller_print, &verbosity);
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mlxd_foreach(status_print, &verbosity);
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} else {
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for (i = 0; i < argc; i++) {
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if ((unit = driveunit(argv[i])) == -1) {
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warnx("'%s' is not a valid drive", argv[i]);
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} else {
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status_print(unit, &verbosity);
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}
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}
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}
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return(status_result);
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}
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/********************************************************************************
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* Recscan for system drives on one or more controllers.
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*
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* rescan <controller> [<controller>...]
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* rescan -a
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*/
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static void
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rescan_ctrlr(int unit, void *junk)
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{
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int fd;
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/* Get the device */
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if ((fd = open(ctrlrpath(unit), 0)) < 0) {
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warn("can't open %s", ctrlrpath(unit));
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return;
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}
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if (ioctl(fd, MLX_RESCAN_DRIVES) < 0)
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warn("can't rescan %s", ctrlrname(unit));
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close(fd);
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}
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static int
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cmd_rescan(int argc, char *argv[])
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{
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int all = 0, i, ch, unit;
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optreset = 1;
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optind = 1;
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while ((ch = getopt(argc, argv, "a")) != -1)
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switch(ch) {
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case 'a':
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all = 1;
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break;
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default:
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return(cmd_help(argc, argv));
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}
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argc -= optind;
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argv += optind;
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if (all) {
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mlx_foreach(rescan_ctrlr, NULL);
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} else {
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for (i = 0; i < argc; i++) {
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if ((unit = ctrlrunit(argv[i])) == -1) {
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warnx("'%s' is not a valid controller", argv[i]);
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} else {
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rescan_ctrlr(unit, NULL);
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}
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}
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}
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return(0);
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}
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/********************************************************************************
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* Detach one or more system drives from a controller.
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*
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* detach <drive> [<drive>...]
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* Detach <drive>.
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*
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* detach -a <controller> [<controller>...]
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* Detach all drives on <controller>.
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*
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*/
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static void
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detach_drive(int unit, void *arg)
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{
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int fd;
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/* Get the device */
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if ((fd = open(ctrlrpath(unit), 0)) < 0) {
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warn("can't open %s", ctrlrpath(unit));
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return;
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}
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if (ioctl(fd, MLX_DETACH_DRIVE, &unit) < 0)
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warn("can't detach %s", drivename(unit));
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close(fd);
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}
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static int
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cmd_detach(int argc, char *argv[])
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{
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struct mlxd_foreach_action ma;
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int all = 0, i, ch, unit;
|
|
|
|
optreset = 1;
|
|
optind = 1;
|
|
while ((ch = getopt(argc, argv, "a")) != -1)
|
|
switch(ch) {
|
|
case 'a':
|
|
all = 1;
|
|
break;
|
|
default:
|
|
return(cmd_help(argc, argv));
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
if (all) {
|
|
ma.func = detach_drive;
|
|
ma.arg = &unit;
|
|
for (i = 0; i < argc; i++) {
|
|
if ((unit = ctrlrunit(argv[i])) == -1) {
|
|
warnx("'%s' is not a valid controller", argv[i]);
|
|
} else {
|
|
mlxd_foreach_ctrlr(unit, &ma);
|
|
}
|
|
}
|
|
} else {
|
|
for (i = 0; i < argc; i++) {
|
|
if ((unit = driveunit(argv[i])) == -1) {
|
|
warnx("'%s' is not a valid drive", argv[i]);
|
|
} else {
|
|
/* run across all controllers to find this drive */
|
|
mlx_foreach(detach_drive, &unit);
|
|
}
|
|
}
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
/********************************************************************************
|
|
* Initiate a consistency check on a system drive.
|
|
*
|
|
* check [<drive>]
|
|
* Start a check of <drive>
|
|
*
|
|
*/
|
|
static int
|
|
cmd_check(int argc, char *argv[])
|
|
{
|
|
int unit, fd, result;
|
|
|
|
if (argc != 2)
|
|
return(cmd_help(argc, argv));
|
|
|
|
if ((unit = driveunit(argv[1])) == -1) {
|
|
warnx("'%s' is not a valid drive", argv[1]);
|
|
} else {
|
|
|
|
/* Get the device */
|
|
if ((fd = open(drivepath(unit), 0)) < 0) {
|
|
warn("can't open %s", drivepath(unit));
|
|
} else {
|
|
/* Try to start the check */
|
|
if ((ioctl(fd, MLXD_CHECKASYNC, &result)) < 0) {
|
|
switch(result) {
|
|
case 0x0002:
|
|
warnx("one or more of the SCSI disks on which the drive '%s' depends is DEAD", argv[1]);
|
|
break;
|
|
case 0x0105:
|
|
warnx("drive %s is invalid, or not a drive which can be checked", argv[1]);
|
|
break;
|
|
case 0x0106:
|
|
warnx("drive rebuild or consistency check is already in progress on this controller");
|
|
break;
|
|
default:
|
|
warn("ioctl MLXD_CHECKASYNC");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
/********************************************************************************
|
|
* Initiate a physical drive rebuild
|
|
*
|
|
* rebuild <controller> <channel>:<target>
|
|
* Start a rebuild of <controller>:<channel>:<target>
|
|
*
|
|
*/
|
|
static int
|
|
cmd_rebuild(int argc, char *argv[])
|
|
{
|
|
struct mlx_rebuild_request rb;
|
|
int unit, fd;
|
|
|
|
if (argc != 3)
|
|
return(cmd_help(argc, argv));
|
|
|
|
/* parse arguments */
|
|
if ((unit = ctrlrunit(argv[1])) == -1) {
|
|
warnx("'%s' is not a valid controller", argv[1]);
|
|
return(1);
|
|
}
|
|
/* try diskXXXX and unknownXXXX as we report the latter for a dead drive ... */
|
|
if ((sscanf(argv[2], "disk%2d%2d", &rb.rr_channel, &rb.rr_target) != 2) &&
|
|
(sscanf(argv[2], "unknown%2d%2d", &rb.rr_channel, &rb.rr_target) != 2)) {
|
|
warnx("'%s' is not a valid physical drive", argv[2]);
|
|
return(1);
|
|
}
|
|
/* get the device */
|
|
if ((fd = open(ctrlrpath(unit), 0)) < 0) {
|
|
warn("can't open %s", ctrlrpath(unit));
|
|
return(1);
|
|
}
|
|
/* try to start the rebuild */
|
|
if ((ioctl(fd, MLX_REBUILDASYNC, &rb)) < 0) {
|
|
switch(rb.rr_status) {
|
|
case 0x0002:
|
|
warnx("the drive at %d:%d is already ONLINE", rb.rr_channel, rb.rr_target);
|
|
break;
|
|
case 0x0004:
|
|
warnx("drive failed during rebuild");
|
|
break;
|
|
case 0x0105:
|
|
warnx("there is no drive at channel %d, target %d", rb.rr_channel, rb.rr_target);
|
|
break;
|
|
case 0x0106:
|
|
warnx("drive rebuild or consistency check is already in progress on this controller");
|
|
break;
|
|
default:
|
|
warn("ioctl MLXD_CHECKASYNC");
|
|
}
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
#ifdef SUPPORT_PAUSE
|
|
/********************************************************************************
|
|
* Pause one or more channels on a controller
|
|
*
|
|
* pause [-d <delay>] [-t <time>] <controller> [<channel>...]
|
|
* Pauses <channel> (or all channels) for <time> seconds after a
|
|
* delay of <delay> seconds.
|
|
* pause <controller> -c
|
|
* Cancels pending pause
|
|
*/
|
|
static int
|
|
cmd_pause(int argc, char *argv[])
|
|
{
|
|
struct mlx_pause mp;
|
|
int unit, i, ch, fd, cancel = 0;
|
|
char *cp;
|
|
int oargc = argc;
|
|
char **oargv = argv;
|
|
|
|
mp.mp_which = 0;
|
|
mp.mp_when = 30;
|
|
mp.mp_howlong = 30;
|
|
optreset = 1;
|
|
optind = 1;
|
|
while ((ch = getopt(argc, argv, "cd:t:")) != -1)
|
|
switch(ch) {
|
|
case 'c':
|
|
cancel = 1;
|
|
break;
|
|
case 'd':
|
|
mp.mp_when = strtol(optarg, &cp, 0);
|
|
if (*cp != 0)
|
|
return(cmd_help(argc, argv));
|
|
break;
|
|
case 't':
|
|
mp.mp_howlong = strtol(optarg, &cp, 0);
|
|
if (*cp != 0)
|
|
return(cmd_help(argc, argv));
|
|
break;
|
|
default:
|
|
return(cmd_help(argc, argv));
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
/* get controller unit number that we're working on */
|
|
if ((argc < 1) || ((unit = ctrlrunit(argv[0])) == -1))
|
|
return(cmd_help(oargc, oargv));
|
|
|
|
/* Get the device */
|
|
if ((fd = open(ctrlrpath(unit), 0)) < 0) {
|
|
warn("can't open %s", ctrlrpath(unit));
|
|
return(1);
|
|
}
|
|
|
|
if (argc == 1) {
|
|
/* controller-wide pause/cancel */
|
|
mp.mp_which = cancel ? MLX_PAUSE_CANCEL : MLX_PAUSE_ALL;
|
|
} else {
|
|
for (i = 1; i < argc; i++) {
|
|
ch = strtol(argv[i], &cp, 0);
|
|
if (*cp != 0) {
|
|
warnx("bad channel number '%s'", argv[i]);
|
|
continue;
|
|
} else {
|
|
mp.mp_which |= (1 << ch);
|
|
}
|
|
}
|
|
}
|
|
if ((ioctl(fd, MLX_PAUSE_CHANNEL, &mp)) < 0)
|
|
warn("couldn't %s %s", cancel ? "cancel pause on" : "pause", ctrlrname(unit));
|
|
close(fd);
|
|
return(0);
|
|
}
|
|
#endif /* SUPPORT_PAUSE */
|
|
|