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NetBSD/sbin/raidctl/raidctl.c

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/* $NetBSD: raidctl.c,v 1.71 2019/09/26 10:47:30 mlelstv Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Greg Oster
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This program is a re-write of the original rf_ctrl program
* distributed by CMU with RAIDframe 1.1.
*
* This program is the user-land interface to the RAIDframe kernel
* driver in NetBSD.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: raidctl.c,v 1.71 2019/09/26 10:47:30 mlelstv Exp $");
#endif
#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/disklabel.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <unistd.h>
#include <util.h>
#include <dev/raidframe/raidframevar.h>
#include <dev/raidframe/raidframeio.h>
#include "rf_configure.h"
#include "prog_ops.h"
void do_ioctl(int, u_long, void *, const char *);
static void rf_configure(int, char*, int);
static const char *device_status(RF_DiskStatus_t);
static void rf_get_device_status(int);
static void rf_output_configuration(int, const char *);
static void get_component_number(int, char *, int *, int *);
static void rf_fail_disk(int, char *, int);
__dead static void usage(void);
static void get_component_label(int, char *);
static void set_component_label(int, char *);
static void init_component_labels(int, int);
static void set_autoconfig(int, int, char *);
static void add_hot_spare(int, char *);
static void remove_hot_spare(int, char *);
static void rebuild_in_place(int, char *);
static void check_status(int,int);
static void check_parity(int,int, char *);
static void do_meter(int, u_long);
static void get_bar(char *, double, int);
static void get_time_string(char *, size_t, int);
static void rf_output_pmstat(int, int);
static void rf_pm_configure(int, int, char *, int[]);
static unsigned int xstrtouint(const char *);
int verbose;
static const char *rootpart[] = { "No", "Force", "Soft", "*invalid*" };
int
main(int argc,char *argv[])
{
int ch, i;
int num_options;
unsigned long action;
char config_filename[PATH_MAX];
char dev_name[PATH_MAX];
char name[PATH_MAX];
char component[PATH_MAX];
char autoconf[10];
char *parityconf = NULL;
int parityparams[3];
int do_output;
int do_recon;
int do_rewrite;
int raidID;
int serial_number;
struct stat st;
int fd;
int force;
int openmode;
int last_unit;
num_options = 0;
action = 0;
do_output = 0;
do_recon = 0;
do_rewrite = 0;
serial_number = 0;
force = 0;
last_unit = 0;
openmode = O_RDWR; /* default to read/write */
while ((ch = getopt(argc, argv, "a:A:Bc:C:f:F:g:GiI:l:mM:r:R:sSpPuU:v"))
!= -1)
switch(ch) {
case 'a':
action = RAIDFRAME_ADD_HOT_SPARE;
strlcpy(component, optarg, sizeof(component));
num_options++;
break;
case 'A':
action = RAIDFRAME_SET_AUTOCONFIG;
strlcpy(autoconf, optarg, sizeof(autoconf));
num_options++;
break;
case 'B':
action = RAIDFRAME_COPYBACK;
num_options++;
break;
case 'c':
action = RAIDFRAME_CONFIGURE;
strlcpy(config_filename, optarg,
sizeof(config_filename));
force = 0;
num_options++;
break;
case 'C':
strlcpy(config_filename, optarg,
sizeof(config_filename));
action = RAIDFRAME_CONFIGURE;
force = 1;
num_options++;
break;
case 'f':
action = RAIDFRAME_FAIL_DISK;
strlcpy(component, optarg, sizeof(component));
do_recon = 0;
num_options++;
break;
case 'F':
action = RAIDFRAME_FAIL_DISK;
strlcpy(component, optarg, sizeof(component));
do_recon = 1;
num_options++;
break;
case 'g':
action = RAIDFRAME_GET_COMPONENT_LABEL;
strlcpy(component, optarg, sizeof(component));
openmode = O_RDONLY;
num_options++;
break;
case 'G':
action = RAIDFRAME_GET_INFO;
openmode = O_RDONLY;
do_output = 1;
num_options++;
break;
case 'i':
action = RAIDFRAME_REWRITEPARITY;
num_options++;
break;
case 'I':
action = RAIDFRAME_INIT_LABELS;
serial_number = xstrtouint(optarg);
num_options++;
break;
case 'm':
action = RAIDFRAME_PARITYMAP_STATUS;
openmode = O_RDONLY;
num_options++;
break;
case 'M':
action = RAIDFRAME_PARITYMAP_SET_DISABLE;
parityconf = strdup(optarg);
num_options++;
/* XXXjld: should rf_pm_configure do the strtol()s? */
i = 0;
while (i < 3 && optind < argc &&
isdigit((int)argv[optind][0]))
parityparams[i++] = xstrtouint(argv[optind++]);
while (i < 3)
parityparams[i++] = 0;
break;
case 'l':
action = RAIDFRAME_SET_COMPONENT_LABEL;
strlcpy(component, optarg, sizeof(component));
num_options++;
break;
case 'r':
action = RAIDFRAME_REMOVE_HOT_SPARE;
strlcpy(component, optarg, sizeof(component));
num_options++;
break;
case 'R':
strlcpy(component, optarg, sizeof(component));
action = RAIDFRAME_REBUILD_IN_PLACE;
num_options++;
break;
case 's':
action = RAIDFRAME_GET_INFO;
openmode = O_RDONLY;
num_options++;
break;
case 'S':
action = RAIDFRAME_CHECK_RECON_STATUS_EXT;
openmode = O_RDONLY;
num_options++;
break;
case 'p':
action = RAIDFRAME_CHECK_PARITY;
openmode = O_RDONLY;
num_options++;
break;
case 'P':
action = RAIDFRAME_CHECK_PARITY;
do_rewrite = 1;
num_options++;
break;
case 'u':
action = RAIDFRAME_SHUTDOWN;
num_options++;
break;
case 'U':
action = RAIDFRAME_SET_LAST_UNIT;
num_options++;
last_unit = atoi(optarg);
if (last_unit < 0)
errx(1, "Bad last unit %s", optarg);
break;
case 'v':
verbose = 1;
/* Don't bump num_options, as '-v' is not
an option like the others */
/* num_options++; */
break;
default:
usage();
}
argc -= optind;
argv += optind;
if ((num_options > 1) || (argc == 0))
usage();
if (prog_init && prog_init() == -1)
err(1, "init failed");
strlcpy(name, argv[0], sizeof(name));
fd = opendisk1(name, openmode, dev_name, sizeof(dev_name), 0,
prog_open);
if (fd == -1)
err(1, "Unable to open device file: %s", name);
if (prog_fstat(fd, &st) == -1)
err(1, "stat failure on: %s", dev_name);
if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode))
err(1, "invalid device: %s", dev_name);
raidID = DISKUNIT(st.st_rdev);
switch(action) {
case RAIDFRAME_ADD_HOT_SPARE:
add_hot_spare(fd, component);
break;
case RAIDFRAME_REMOVE_HOT_SPARE:
remove_hot_spare(fd, component);
break;
case RAIDFRAME_CONFIGURE:
rf_configure(fd, config_filename, force);
break;
case RAIDFRAME_SET_AUTOCONFIG:
set_autoconfig(fd, raidID, autoconf);
break;
case RAIDFRAME_COPYBACK:
printf("Copyback.\n");
do_ioctl(fd, RAIDFRAME_COPYBACK, NULL, "RAIDFRAME_COPYBACK");
if (verbose) {
sleep(3); /* XXX give the copyback a chance to start */
printf("Copyback status:\n");
do_meter(fd,RAIDFRAME_CHECK_COPYBACK_STATUS_EXT);
}
break;
case RAIDFRAME_FAIL_DISK:
rf_fail_disk(fd, component, do_recon);
break;
case RAIDFRAME_SET_COMPONENT_LABEL:
set_component_label(fd, component);
break;
case RAIDFRAME_GET_COMPONENT_LABEL:
get_component_label(fd, component);
break;
case RAIDFRAME_INIT_LABELS:
init_component_labels(fd, serial_number);
break;
case RAIDFRAME_REWRITEPARITY:
printf("Initiating re-write of parity\n");
do_ioctl(fd, RAIDFRAME_REWRITEPARITY, NULL,
"RAIDFRAME_REWRITEPARITY");
if (verbose) {
sleep(3); /* XXX give it time to get started */
printf("Parity Re-write status:\n");
do_meter(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT);
}
break;
case RAIDFRAME_CHECK_RECON_STATUS_EXT:
check_status(fd,1);
break;
case RAIDFRAME_GET_INFO:
if (do_output)
rf_output_configuration(fd, dev_name);
else
rf_get_device_status(fd);
break;
case RAIDFRAME_PARITYMAP_STATUS:
rf_output_pmstat(fd, raidID);
break;
case RAIDFRAME_PARITYMAP_SET_DISABLE:
rf_pm_configure(fd, raidID, parityconf, parityparams);
break;
case RAIDFRAME_REBUILD_IN_PLACE:
rebuild_in_place(fd, component);
break;
case RAIDFRAME_CHECK_PARITY:
check_parity(fd, do_rewrite, dev_name);
break;
case RAIDFRAME_SHUTDOWN:
do_ioctl(fd, RAIDFRAME_SHUTDOWN, NULL, "RAIDFRAME_SHUTDOWN");
break;
case RAIDFRAME_SET_LAST_UNIT:
do_ioctl(fd, RAIDFRAME_SET_LAST_UNIT, &last_unit,
"RAIDFRAME_SET_LAST_UNIT");
break;
default:
break;
}
prog_close(fd);
exit(0);
}
void
do_ioctl(int fd, unsigned long command, void *arg, const char *ioctl_name)
{
if (prog_ioctl(fd, command, arg) == -1)
err(1, "ioctl (%s) failed", ioctl_name);
}
static void
rf_configure(int fd, char *config_file, int force)
{
void *generic;
RF_Config_t cfg;
if (rf_MakeConfig( config_file, &cfg ) != 0)
err(1, "Unable to create RAIDframe configuration structure");
cfg.force = force;
/*
* Note the extra level of redirection needed here, since
* what we really want to pass in is a pointer to the pointer to
* the configuration structure.
*/
generic = &cfg;
do_ioctl(fd, RAIDFRAME_CONFIGURE, &generic, "RAIDFRAME_CONFIGURE");
}
static const char *
device_status(RF_DiskStatus_t status)
{
switch (status) {
case rf_ds_optimal:
return ("optimal");
break;
case rf_ds_failed:
return ("failed");
break;
case rf_ds_reconstructing:
return ("reconstructing");
break;
case rf_ds_dist_spared:
return ("dist_spared");
break;
case rf_ds_spared:
return ("spared");
break;
case rf_ds_spare:
return ("spare");
break;
case rf_ds_used_spare:
return ("used_spare");
break;
default:
return ("UNKNOWN");
}
/* NOTREACHED */
}
static void
rf_get_device_status(int fd)
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int is_clean;
int i, nspares;
cfg_ptr = &device_config;
do_ioctl(fd, RAIDFRAME_GET_INFO, &cfg_ptr, "RAIDFRAME_GET_INFO");
printf("Components:\n");
for(i=0; i < device_config.ndevs; i++) {
printf("%20s: %s\n", device_config.devs[i].devname,
device_status(device_config.devs[i].status));
}
nspares = MIN(device_config.nspares,
__arraycount(device_config.spares));
if (nspares > 0) {
printf("Spares:\n");
for(i=0; i < nspares; i++) {
printf("%20s: %s\n",
device_config.spares[i].devname,
device_status(device_config.spares[i].status));
}
} else {
printf("No spares.\n");
}
for(i=0; i < device_config.ndevs; i++) {
if (device_config.devs[i].status == rf_ds_optimal) {
get_component_label(fd, device_config.devs[i].devname);
} else {
printf("%s status is: %s. Skipping label.\n",
device_config.devs[i].devname,
device_status(device_config.devs[i].status));
}
}
if (nspares > 0) {
for(i=0; i < nspares; i++) {
if ((device_config.spares[i].status ==
rf_ds_optimal) ||
(device_config.spares[i].status ==
rf_ds_used_spare)) {
get_component_label(fd,
device_config.spares[i].devname);
} else {
printf("%s status is: %s. Skipping label.\n",
device_config.spares[i].devname,
device_status(device_config.spares[i].status));
}
}
}
do_ioctl(fd, RAIDFRAME_CHECK_PARITY, &is_clean,
"RAIDFRAME_CHECK_PARITY");
if (is_clean) {
printf("Parity status: clean\n");
} else {
printf("Parity status: DIRTY\n");
}
check_status(fd,0);
}
static void
rf_output_pmstat(int fd, int raidID)
{
char srs[7];
unsigned int i, j;
int dis, dr;
struct rf_pmstat st;
if (prog_ioctl(fd, RAIDFRAME_PARITYMAP_STATUS, &st) == -1) {
if (errno == EINVAL) {
printf("raid%d: has no parity; parity map disabled\n",
raidID);
return;
}
err(1, "ioctl (%s) failed", "RAIDFRAME_PARITYMAP_STATUS");
}
if (st.enabled) {
if (0 > humanize_number(srs, 7, st.region_size * DEV_BSIZE,
"B", HN_AUTOSCALE, HN_NOSPACE))
strlcpy(srs, "???", 7);
printf("raid%d: parity map enabled with %u regions of %s\n",
raidID, st.params.regions, srs);
printf("raid%d: regions marked clean after %d intervals of"
" %d.%03ds\n", raidID, st.params.cooldown,
st.params.tickms / 1000, st.params.tickms % 1000);
printf("raid%d: write/sync/clean counters "
"%"PRIu64"/%"PRIu64"/%"PRIu64"\n", raidID,
st.ctrs.nwrite, st.ctrs.ncachesync, st.ctrs.nclearing);
dr = 0;
for (i = 0; i < st.params.regions; i++)
if (isset(st.dirty, i))
dr++;
printf("raid%d: %d dirty region%s\n", raidID, dr,
dr == 1 ? "" : "s");
if (verbose > 0) {
for (i = 0; i < RF_PARITYMAP_NBYTE; i += 32) {
printf(" ");
for (j = i; j < RF_PARITYMAP_NBYTE
&& j < i + 32; j++)
printf("%x%x", st.dirty[j] & 15,
(st.dirty[j] >> 4) & 15);
printf("\n");
}
}
} else {
printf("raid%d: parity map disabled\n", raidID);
}
do_ioctl(fd, RAIDFRAME_PARITYMAP_GET_DISABLE, &dis,
"RAIDFRAME_PARITYMAP_GET_DISABLE");
printf("raid%d: parity map will %s %sabled on next configure\n",
raidID, dis == st.enabled ? "be" : "remain", dis ? "dis" : "en");
}
static void
rf_pm_configure(int fd, int raidID, char *parityconf, int parityparams[])
{
int dis;
struct rf_pmparams params;
if (strcasecmp(parityconf, "yes") == 0)
dis = 0;
else if (strcasecmp(parityconf, "no") == 0)
dis = 1;
else if (strcasecmp(parityconf, "set") == 0) {
params.cooldown = parityparams[0];
params.tickms = parityparams[1];
params.regions = parityparams[2];
do_ioctl(fd, RAIDFRAME_PARITYMAP_SET_PARAMS, &params,
"RAIDFRAME_PARITYMAP_SET_PARAMS");
if (params.cooldown != 0 || params.tickms != 0) {
printf("raid%d: parity cleaned after", raidID);
if (params.cooldown != 0)
printf(" %d", params.cooldown);
printf(" intervals");
if (params.tickms != 0) {
printf(" of %d.%03ds", params.tickms / 1000,
params.tickms % 1000);
}
printf("\n");
}
if (params.regions != 0)
printf("raid%d: will use %d regions on next"
" configuration\n", raidID, params.regions);
return;
/* XXX the control flow here could be prettier. */
} else
err(1, "`%s' is not a valid parity map command", parityconf);
do_ioctl(fd, RAIDFRAME_PARITYMAP_SET_DISABLE, &dis,
"RAIDFRAME_PARITYMAP_SET_DISABLE");
printf("raid%d: parity map will be %sabled on next configure\n",
raidID, dis ? "dis" : "en");
}
/* convert "component0" into "absent" */
static const char *rf_output_devname(const char *name)
{
if (strncmp(name, "component", 9) == 0)
return "absent";
return name;
}
static void
rf_output_configuration(int fd, const char *name)
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int i, nspares;
RF_ComponentLabel_t component_label;
void *label_ptr;
int component_num;
int num_cols;
cfg_ptr = &device_config;
printf("# raidctl config file for %s\n", name);
printf("\n");
do_ioctl(fd, RAIDFRAME_GET_INFO, &cfg_ptr, "RAIDFRAME_GET_INFO");
nspares = MIN(device_config.nspares,
__arraycount(device_config.spares));
/*
* After NetBSD 9, convert this to not output the numRow's value,
* which is no longer required or ever used.
*/
printf("START array\n");
printf("# numRow numCol numSpare\n");
printf("%d %d %d\n", 1, device_config.cols,
device_config.nspares);
printf("\n");
printf("START disks\n");
for(i=0; i < device_config.ndevs; i++)
printf("%s\n",
rf_output_devname(device_config.devs[i].devname));
printf("\n");
if (nspares > 0) {
printf("START spare\n");
for(i=0; i < nspares; i++)
printf("%s\n", device_config.spares[i].devname);
printf("\n");
}
for(i=0; i < device_config.ndevs; i++) {
if (device_config.devs[i].status == rf_ds_optimal)
break;
}
if (i == device_config.ndevs) {
printf("# WARNING: no optimal components; using %s\n",
device_config.devs[0].devname);
i = 0;
}
get_component_number(fd, device_config.devs[i].devname,
&component_num, &num_cols);
memset(&component_label, 0, sizeof(RF_ComponentLabel_t));
component_label.row = component_num / num_cols;
component_label.column = component_num % num_cols;
label_ptr = &component_label;
do_ioctl(fd, RAIDFRAME_GET_COMPONENT_LABEL, label_ptr,
"RAIDFRAME_GET_COMPONENT_LABEL");
printf("START layout\n");
printf(
"# sectPerSU SUsPerParityUnit SUsPerReconUnit RAID_level_%c\n",
(char) component_label.parityConfig);
printf("%d %d %d %c\n",
component_label.sectPerSU, component_label.SUsPerPU,
component_label.SUsPerRU, (char) component_label.parityConfig);
printf("\n");
printf("START queue\n");
printf("fifo %d\n", device_config.maxqdepth);
}
static void
get_component_number(int fd, char *component_name, int *component_number,
int *num_columns)
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int i, nspares;
int found;
*component_number = -1;
/* Assuming a full path spec... */
cfg_ptr = &device_config;
do_ioctl(fd, RAIDFRAME_GET_INFO, &cfg_ptr,
"RAIDFRAME_GET_INFO");
*num_columns = device_config.cols;
nspares = MIN(device_config.nspares,
__arraycount(device_config.spares));
found = 0;
for(i=0; i < device_config.ndevs; i++) {
if (strncmp(component_name, device_config.devs[i].devname,
PATH_MAX)==0) {
found = 1;
*component_number = i;
}
}
if (!found) { /* maybe it's a spare? */
for(i=0; i < nspares; i++) {
if (strncmp(component_name,
device_config.spares[i].devname,
PATH_MAX)==0) {
found = 1;
*component_number = i + device_config.ndevs;
/* the way spares are done should
really change... */
*num_columns = device_config.cols +
device_config.nspares;
}
}
}
if (!found)
err(1,"%s is not a component of this device", component_name);
}
static void
rf_fail_disk(int fd, char *component_to_fail, int do_recon)
{
struct rf_recon_req recon_request;
int component_num;
int num_cols;
get_component_number(fd, component_to_fail, &component_num, &num_cols);
recon_request.col = component_num % num_cols;
if (do_recon) {
recon_request.flags = RF_FDFLAGS_RECON;
} else {
recon_request.flags = RF_FDFLAGS_NONE;
}
do_ioctl(fd, RAIDFRAME_FAIL_DISK, &recon_request,
"RAIDFRAME_FAIL_DISK");
if (do_recon && verbose) {
printf("Reconstruction status:\n");
sleep(3); /* XXX give reconstruction a chance to start */
do_meter(fd,RAIDFRAME_CHECK_RECON_STATUS_EXT);
}
}
static void
get_component_label(int fd, char *component)
{
RF_ComponentLabel_t component_label;
void *label_ptr;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
memset( &component_label, 0, sizeof(RF_ComponentLabel_t));
component_label.row = component_num / num_cols;
component_label.column = component_num % num_cols;
label_ptr = &component_label;
do_ioctl( fd, RAIDFRAME_GET_COMPONENT_LABEL, label_ptr,
"RAIDFRAME_GET_COMPONENT_LABEL");
printf("Component label for %s:\n",component);
printf(" Row: %d, Column: %d, Num Rows: %d, Num Columns: %d\n",
component_label.row, component_label.column,
component_label.num_rows, component_label.num_columns);
printf(" Version: %d, Serial Number: %u, Mod Counter: %d\n",
component_label.version, component_label.serial_number,
component_label.mod_counter);
printf(" Clean: %s, Status: %d\n",
component_label.clean ? "Yes" : "No",
component_label.status );
printf(" sectPerSU: %d, SUsPerPU: %d, SUsPerRU: %d\n",
component_label.sectPerSU, component_label.SUsPerPU,
component_label.SUsPerRU);
printf(" Queue size: %d, blocksize: %d, numBlocks: %"PRIu64"\n",
component_label.maxOutstanding, component_label.blockSize,
rf_component_label_numblocks(&component_label));
printf(" RAID Level: %c\n", (char) component_label.parityConfig);
printf(" Autoconfig: %s\n",
component_label.autoconfigure ? "Yes" : "No" );
printf(" Root partition: %s\n",
rootpart[component_label.root_partition & 3]);
printf(" Last configured as: raid%d\n", component_label.last_unit );
}
static void
set_component_label(int fd, char *component)
{
RF_ComponentLabel_t component_label;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
/* XXX This is currently here for testing, and future expandability */
component_label.version = 1;
component_label.serial_number = 123456;
component_label.mod_counter = 0;
component_label.row = component_num / num_cols;
component_label.column = component_num % num_cols;
component_label.num_rows = 0;
component_label.num_columns = 5;
component_label.clean = 0;
component_label.status = 1;
do_ioctl( fd, RAIDFRAME_SET_COMPONENT_LABEL, &component_label,
"RAIDFRAME_SET_COMPONENT_LABEL");
}
static void
init_component_labels(int fd, int serial_number)
{
RF_ComponentLabel_t component_label;
component_label.version = 0;
component_label.serial_number = serial_number;
component_label.mod_counter = 0;
component_label.row = 0;
component_label.column = 0;
component_label.num_rows = 0;
component_label.num_columns = 0;
component_label.clean = 0;
component_label.status = 0;
do_ioctl( fd, RAIDFRAME_INIT_LABELS, &component_label,
"RAIDFRAME_INIT_LABELS");
}
static void
set_autoconfig(int fd, int raidID, char *autoconf)
{
int auto_config;
int root_config;
auto_config = 0;
root_config = 0;
if (strncasecmp(autoconf, "root", 4) == 0 ||
strncasecmp(autoconf, "hard", 4) == 0 ||
strncasecmp(autoconf, "force", 5) == 0) {
root_config = 1;
} else if (strncasecmp(autoconf, "soft", 4) == 0) {
root_config = 2;
}
if ((strncasecmp(autoconf,"yes", 3) == 0) ||
root_config > 0) {
auto_config = 1;
}
do_ioctl(fd, RAIDFRAME_SET_AUTOCONFIG, &auto_config,
"RAIDFRAME_SET_AUTOCONFIG");
do_ioctl(fd, RAIDFRAME_SET_ROOT, &root_config,
"RAIDFRAME_SET_ROOT");
printf("raid%d: Autoconfigure: %s\n", raidID,
auto_config ? "Yes" : "No");
if (auto_config == 1) {
printf("raid%d: Root: %s\n", raidID, rootpart[root_config]);
}
}
static void
add_hot_spare(int fd, char *component)
{
RF_SingleComponent_t hot_spare;
hot_spare.row = 0;
hot_spare.column = 0;
strncpy(hot_spare.component_name, component,
sizeof(hot_spare.component_name));
do_ioctl( fd, RAIDFRAME_ADD_HOT_SPARE, &hot_spare,
"RAIDFRAME_ADD_HOT_SPARE");
}
static void
remove_hot_spare(int fd, char *component)
{
RF_SingleComponent_t hot_spare;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
hot_spare.row = component_num / num_cols;
hot_spare.column = component_num % num_cols;
strncpy(hot_spare.component_name, component,
sizeof(hot_spare.component_name));
do_ioctl( fd, RAIDFRAME_REMOVE_HOT_SPARE, &hot_spare,
"RAIDFRAME_REMOVE_HOT_SPARE");
}
static void
rebuild_in_place(int fd, char *component)
{
RF_SingleComponent_t comp;
int component_num;
int num_cols;
get_component_number(fd, component, &component_num, &num_cols);
comp.row = 0;
comp.column = component_num;
strncpy(comp.component_name, component, sizeof(comp.component_name));
do_ioctl( fd, RAIDFRAME_REBUILD_IN_PLACE, &comp,
"RAIDFRAME_REBUILD_IN_PLACE");
if (verbose) {
printf("Reconstruction status:\n");
sleep(3); /* XXX give reconstruction a chance to start */
do_meter(fd,RAIDFRAME_CHECK_RECON_STATUS_EXT);
}
}
static void
check_parity(int fd, int do_rewrite, char *dev_name)
{
int is_clean;
int percent_done;
is_clean = 0;
percent_done = 0;
do_ioctl(fd, RAIDFRAME_CHECK_PARITY, &is_clean,
"RAIDFRAME_CHECK_PARITY");
if (is_clean) {
printf("%s: Parity status: clean\n",dev_name);
} else {
printf("%s: Parity status: DIRTY\n",dev_name);
if (do_rewrite) {
printf("%s: Initiating re-write of parity\n",
dev_name);
do_ioctl(fd, RAIDFRAME_REWRITEPARITY, NULL,
"RAIDFRAME_REWRITEPARITY");
sleep(3); /* XXX give it time to
get started. */
if (verbose) {
printf("Parity Re-write status:\n");
do_meter(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT);
} else {
do_ioctl(fd,
RAIDFRAME_CHECK_PARITYREWRITE_STATUS,
&percent_done,
"RAIDFRAME_CHECK_PARITYREWRITE_STATUS"
);
while( percent_done < 100 ) {
sleep(3); /* wait a bit... */
do_ioctl(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS,
&percent_done, "RAIDFRAME_CHECK_PARITYREWRITE_STATUS");
}
}
printf("%s: Parity Re-write complete\n",
dev_name);
} else {
/* parity is wrong, and is not being fixed.
Exit w/ an error. */
exit(1);
}
}
}
static void
check_status(int fd, int meter)
{
int recon_percent_done = 0;
int parity_percent_done = 0;
int copyback_percent_done = 0;
do_ioctl(fd, RAIDFRAME_CHECK_RECON_STATUS, &recon_percent_done,
"RAIDFRAME_CHECK_RECON_STATUS");
printf("Reconstruction is %d%% complete.\n", recon_percent_done);
do_ioctl(fd, RAIDFRAME_CHECK_PARITYREWRITE_STATUS,
&parity_percent_done,
"RAIDFRAME_CHECK_PARITYREWRITE_STATUS");
printf("Parity Re-write is %d%% complete.\n", parity_percent_done);
do_ioctl(fd, RAIDFRAME_CHECK_COPYBACK_STATUS, &copyback_percent_done,
"RAIDFRAME_CHECK_COPYBACK_STATUS");
printf("Copyback is %d%% complete.\n", copyback_percent_done);
if (meter) {
/* These 3 should be mutually exclusive at this point */
if (recon_percent_done < 100) {
printf("Reconstruction status:\n");
do_meter(fd,RAIDFRAME_CHECK_RECON_STATUS_EXT);
} else if (parity_percent_done < 100) {
printf("Parity Re-write status:\n");
do_meter(fd,RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT);
} else if (copyback_percent_done < 100) {
printf("Copyback status:\n");
do_meter(fd,RAIDFRAME_CHECK_COPYBACK_STATUS_EXT);
}
}
}
const char *tbits = "|/-\\";
static void
do_meter(int fd, u_long option)
{
int percent_done;
RF_uint64 start_value;
RF_ProgressInfo_t progressInfo;
void *pInfoPtr;
struct timeval start_time;
struct timeval current_time;
double elapsed;
int elapsed_sec;
int elapsed_usec;
int simple_eta,last_eta;
double rate;
RF_uint64 amount;
int tbit_value;
char bar_buffer[1024];
char eta_buffer[1024];
if (gettimeofday(&start_time,NULL) == -1)
err(1, "gettimeofday failed!?!?");
memset(&progressInfo, 0, sizeof(RF_ProgressInfo_t));
pInfoPtr=&progressInfo;
percent_done = 0;
do_ioctl(fd, option, pInfoPtr, "");
start_value = progressInfo.completed;
current_time = start_time;
simple_eta = 0;
last_eta = 0;
tbit_value = 0;
while(progressInfo.completed < progressInfo.total) {
percent_done = (progressInfo.completed * 100) /
progressInfo.total;
get_bar(bar_buffer, percent_done, 40);
elapsed_sec = current_time.tv_sec - start_time.tv_sec;
elapsed_usec = current_time.tv_usec - start_time.tv_usec;
if (elapsed_usec < 0) {
elapsed_usec-=1000000;
elapsed_sec++;
}
elapsed = (double) elapsed_sec +
(double) elapsed_usec / 1000000.0;
amount = progressInfo.completed - start_value;
if (amount <= 0) { /* we don't do negatives (yet?) */
amount = 0;
}
if (elapsed == 0)
rate = 0.0;
else
rate = amount / elapsed;
if (rate > 0.0) {
simple_eta = (int) (((double)progressInfo.total -
(double) progressInfo.completed)
/ rate);
} else {
simple_eta = -1;
}
if (simple_eta <=0) {
simple_eta = last_eta;
} else {
last_eta = simple_eta;
}
get_time_string(eta_buffer, sizeof eta_buffer, simple_eta);
fprintf(stdout,"\r%3d%% |%s| ETA: %s %c",
percent_done,bar_buffer,eta_buffer,tbits[tbit_value]);
fflush(stdout);
if (++tbit_value>3)
tbit_value = 0;
sleep(2);
if (gettimeofday(&current_time,NULL) == -1)
err(1, "gettimeofday failed!?!?");
do_ioctl( fd, option, pInfoPtr, "");
}
printf("\n");
}
/* 40 '*''s per line, then 40 ' ''s line. */
/* If you've got a screen wider than 160 characters, "tough" */
#define STAR_MIDPOINT 4*40
const char stars[] = "****************************************"
"****************************************"
"****************************************"
"****************************************"
" "
" "
" "
" "
" ";
static void
get_bar(char *string, double percent, int max_strlen)
{
int offset;
if (max_strlen > STAR_MIDPOINT) {
max_strlen = STAR_MIDPOINT;
}
offset = STAR_MIDPOINT -
(int)((percent * max_strlen)/ 100);
if (offset < 0)
offset = 0;
snprintf(string,max_strlen,"%s",stars+offset);
}
static void
get_time_string(char *string, size_t len, int simple_time)
{
int minutes, seconds, hours;
char hours_buffer[8];
char minutes_buffer[5];
char seconds_buffer[5];
if (simple_time >= 0) {
minutes = simple_time / 60;
seconds = simple_time - 60*minutes;
hours = minutes / 60;
minutes = minutes - 60*hours;
#if defined(__GNUC__)
/*
* snprintf() truncation checker fails to detect that seconds
* and minutes will be 0-59 range.
*/
if (minutes < 0 || minutes > 60)
minutes = 60;
if (seconds < 0 || seconds > 60)
seconds = 60;
#endif
if (hours > 0) {
snprintf(hours_buffer,sizeof hours_buffer,"%02d:",hours);
} else {
snprintf(hours_buffer,sizeof hours_buffer," ");
}
snprintf(minutes_buffer,sizeof minutes_buffer,"%02d:",minutes);
snprintf(seconds_buffer,sizeof seconds_buffer,"%02d",seconds);
snprintf(string,len,"%s%s%s",
hours_buffer, minutes_buffer, seconds_buffer);
} else {
snprintf(string,len," --:--");
}
}
static void
usage(void)
{
const char *progname = getprogname();
fprintf(stderr, "usage: %s [-v] -A [yes | no | softroot | hardroot] dev\n", progname);
fprintf(stderr, " %s [-v] -a component dev\n", progname);
fprintf(stderr, " %s [-v] -B dev\n", progname);
fprintf(stderr, " %s [-v] -C config_file dev\n", progname);
fprintf(stderr, " %s [-v] -c config_file dev\n", progname);
fprintf(stderr, " %s [-v] -F component dev\n", progname);
fprintf(stderr, " %s [-v] -f component dev\n", progname);
fprintf(stderr, " %s [-v] -G dev\n", progname);
fprintf(stderr, " %s [-v] -g component dev\n", progname);
fprintf(stderr, " %s [-v] -I serial_number dev\n", progname);
fprintf(stderr, " %s [-v] -i dev\n", progname);
fprintf(stderr, " %s [-v] -M [yes | no | set params] dev\n",
progname);
fprintf(stderr, " %s [-v] -m dev\n", progname);
fprintf(stderr, " %s [-v] -P dev\n", progname);
fprintf(stderr, " %s [-v] -p dev\n", progname);
fprintf(stderr, " %s [-v] -R component dev\n", progname);
fprintf(stderr, " %s [-v] -r component dev\n", progname);
fprintf(stderr, " %s [-v] -S dev\n", progname);
fprintf(stderr, " %s [-v] -s dev\n", progname);
fprintf(stderr, " %s [-v] -U unit dev\n", progname);
fprintf(stderr, " %s [-v] -u dev\n", progname);
exit(1);
/* NOTREACHED */
}
static unsigned int
xstrtouint(const char *str)
{
int e;
unsigned int num = (unsigned int)strtou(str, NULL, 10, 0, INT_MAX, &e);
if (e)
errc(EXIT_FAILURE, e, "Bad number `%s'", str);
return num;
}
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