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freebsd-skq/sbin/raidctl/raidctl.c
scottl 710948de69 After much delay and anticipation, welcome RAIDFrame into the FreeBSD 
world.  This should be considered highly experimental.

Approved-by:	re
2002-10-20 08:17:39 +00:00

1111 lines
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/*-
* Copyright (c) 2002 Scott Long <scottl@freebsd.org>
* All rights reserved.
*
* 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 AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
/* $NetBSD: raidctl.c,v 1.25 2000/10/31 14:18:39 lukem 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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/param.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/disklabel.h>
#if defined(__FreeBSD__)
#include <sys/linker.h>
#include <sys/module.h>
#endif
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#ifdef __FreeBSD__
#include <paths.h>
#endif
#if defined(__NetBSD__)
#include <util.h>
#endif
#include <dev/raidframe/rf_raidframe.h>
int main(int, char *[]);
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 get_component_number(int, char *, int *, int *);
static void rf_fail_disk(int, char *, int);
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, char *, 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 *, int);
#if defined(__FreeBSD__)
static void check_driver(void);
extern char *__progname;
#define PROGNAME __progname
#define RAIDCTLDEV "/dev/raidctl"
#elif defined(__NetBSD__)
#define PROGNAME getprogname()
#endif
int verbose;
int
main(argc,argv)
int argc;
char *argv[];
{
int ch;
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];
int do_recon;
int do_rewrite;
int is_clean;
int serial_number;
struct stat st;
int fd;
int force;
int raidID;
num_options = 0;
action = 0;
do_recon = 0;
do_rewrite = 0;
is_clean = 0;
force = 0;
while ((ch = getopt(argc, argv, "a:A:Bc:C:f:F:g:iI:l:r:R:sSpPuv"))
!= -1)
switch(ch) {
case 'a':
action = RAIDFRAME_ADD_HOT_SPARE;
strncpy(component, optarg, PATH_MAX);
num_options++;
break;
case 'A':
action = RAIDFRAME_SET_AUTOCONFIG;
strncpy(autoconf, optarg, 10);
num_options++;
break;
case 'B':
action = RAIDFRAME_COPYBACK;
num_options++;
break;
case 'c':
case 'C':
strncpy(config_filename,optarg,PATH_MAX);
action = RAIDFRAME_CONFIGURE;
force = (ch == 'c') ? 0 : 1;
#if defined(__FreeBSD__)
check_driver();
fd = open(RAIDCTLDEV, O_RDWR);
if (fd < 0) {
fprintf(stderr, "%s: unable to open raid "
"control device %s\n", PROGNAME,
RAIDCTLDEV);
fprintf(stderr, "Error: %s\n", strerror(errno));
exit(1);
}
rf_configure(fd, config_filename, force);
close(fd);
exit(0);
#elif defined(__NetBSD__)
num_options++;
break;
#endif
case 'f':
action = RAIDFRAME_FAIL_DISK;
strncpy(component, optarg, PATH_MAX);
do_recon = 0;
num_options++;
break;
case 'F':
action = RAIDFRAME_FAIL_DISK;
strncpy(component, optarg, PATH_MAX);
do_recon = 1;
num_options++;
break;
case 'g':
action = RAIDFRAME_GET_COMPONENT_LABEL;
strncpy(component, optarg, PATH_MAX);
num_options++;
break;
case 'i':
action = RAIDFRAME_REWRITEPARITY;
num_options++;
break;
case 'I':
action = RAIDFRAME_INIT_LABELS;
serial_number = atoi(optarg);
num_options++;
break;
case 'l':
action = RAIDFRAME_SET_COMPONENT_LABEL;
strncpy(component, optarg, PATH_MAX);
num_options++;
break;
case 'r':
action = RAIDFRAME_REMOVE_HOT_SPARE;
strncpy(component, optarg, PATH_MAX);
num_options++;
break;
case 'R':
strncpy(component,optarg,PATH_MAX);
action = RAIDFRAME_REBUILD_IN_PLACE;
num_options++;
break;
case 's':
action = RAIDFRAME_GET_INFO;
num_options++;
break;
case 'S':
action = RAIDFRAME_CHECK_RECON_STATUS_EXT;
num_options++;
break;
case 'p':
action = RAIDFRAME_CHECK_PARITY;
num_options++;
break;
case 'P':
action = RAIDFRAME_CHECK_PARITY;
do_rewrite = 1;
num_options++;
break;
case 'u':
action = RAIDFRAME_SHUTDOWN;
num_options++;
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 == NULL))
usage();
strncpy(name,argv[0],PATH_MAX);
#if defined(__NetBSD__)
fd = opendisk(name, O_RDWR, dev_name, sizeof(dev_name), 1);
#elif defined(__FreeBSD__)
check_driver();
if (name[0] != '/') {
char name1[PATH_MAX];
snprintf(name1, PATH_MAX, "%s%s", _PATH_DEV, name);
strncpy(name, name1, PATH_MAX);
}
fd = open(name, O_RDWR);
#endif
if (fd == -1) {
fprintf(stderr, "%s: unable to open device file: %s\n",
PROGNAME, name);
exit(1);
}
if (fstat(fd, &st) != 0) {
fprintf(stderr,"%s: stat failure on: %s\n",
PROGNAME, dev_name);
exit(1);
}
if (!S_ISBLK(st.st_mode) && !S_ISCHR(st.st_mode)) {
fprintf(stderr,"%s: invalid device: %s\n",
PROGNAME, dev_name);
exit(1);
}
switch(action) {
case RAIDFRAME_ADD_HOT_SPARE:
add_hot_spare(fd, component);
break;
case RAIDFRAME_REMOVE_HOT_SPARE:
remove_hot_spare(fd, component);
break;
#if defined(__NetBSD__)
case RAIDFRAME_CONFIGURE:
rf_configure(fd, config_filename, force);
break;
#endif
case RAIDFRAME_SET_AUTOCONFIG:
set_autoconfig(fd, name, 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:
rf_get_device_status(fd);
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:
#if defined(__NetBSD__)
do_ioctl(fd, RAIDFRAME_SHUTDOWN, NULL, "RAIDFRAME_SHUTDOWN");
#elif defined(__FreeBSD__)
/* Find out the unit number of the raid device */
do_ioctl(fd, RAIDFRAME_GET_UNIT, &raidID, "RAIDFRAME_GET_UNIT");
close (fd);
fd = open(RAIDCTLDEV, O_RDWR);
if (fd < 0) {
fprintf(stderr, "%s: unable to open raid control "
"device %s\n", PROGNAME, RAIDCTLDEV);
fprintf(stderr, "Error: %s\n", strerror(errno));
exit(1);
}
do_ioctl(fd, RAIDFRAME_SHUTDOWN, &raidID, "RAIDFRAME_SHUTDOWN");
close(fd);
#endif
break;
default:
break;
}
close(fd);
exit(0);
}
void
do_ioctl(fd, command, arg, ioctl_name)
int fd;
unsigned long command;
void *arg;
const char *ioctl_name;
{
if (ioctl(fd, command, arg) < 0) {
warn("ioctl (%s) failed", ioctl_name);
exit(1);
}
}
static void
rf_configure(fd,config_file,force)
int fd;
char *config_file;
int force;
{
void *generic;
RF_Config_t cfg;
if (rf_MakeConfig( config_file, &cfg ) != 0) {
fprintf(stderr,"%s: unable to create RAIDframe %s\n",
PROGNAME, "configuration structure\n");
exit(1);
}
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 = (void *) &cfg;
do_ioctl(fd, RAIDFRAME_CONFIGURE, &generic, "RAIDFRAME_CONFIGURE");
}
static const char *
device_status(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(fd)
int fd;
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int is_clean;
int i;
cfg_ptr = &device_config;
printf("Address= %p\n", &cfg_ptr);
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));
}
if (device_config.nspares > 0) {
printf("Spares:\n");
for(i=0; i < device_config.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 (device_config.nspares > 0) {
for(i=0; i < device_config.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
get_component_number(fd, component_name, component_number, num_columns)
int fd;
char *component_name;
int *component_number;
int *num_columns;
{
RF_DeviceConfig_t device_config;
void *cfg_ptr;
int i;
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;
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 < device_config.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) {
fprintf(stderr,"%s: %s is not a component %s", PROGNAME,
component_name, "of this device\n");
exit(1);
}
}
static void
rf_fail_disk(fd, component_to_fail, do_recon)
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.row = 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(fd, component)
int fd;
char *component;
{
RF_ComponentLabel_t component_label;
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;
do_ioctl( fd, RAIDFRAME_GET_COMPONENT_LABEL, &component_label,
"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: %d, 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: %d\n",
component_label.maxOutstanding, component_label.blockSize,
component_label.numBlocks);
printf(" RAID Level: %c\n", (char) component_label.parityConfig);
printf(" Autoconfig: %s\n",
component_label.autoconfigure ? "Yes" : "No" );
printf(" Root partition: %s\n",
component_label.root_partition ? "Yes" : "No" );
printf(" Last configured as: raid%d\n", component_label.last_unit );
}
static void
set_component_label(fd, component)
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(fd, serial_number)
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_SET_COMPONENT_LABEL");
}
static void
set_autoconfig(fd, name, autoconf)
int fd;
char *name;
char *autoconf;
{
int auto_config;
int root_config;
auto_config = 0;
root_config = 0;
if (strncasecmp(autoconf,"root", 4) == 0) {
root_config = 1;
}
if ((strncasecmp(autoconf,"yes", 3) == 0) ||
root_config == 1) {
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("%s: Autoconfigure: %s\n", name,
auto_config ? "Yes" : "No");
if (root_config == 1) {
printf("%s: Root: %s\n", name,
auto_config ? "Yes" : "No");
}
}
static void
add_hot_spare(fd, component)
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(fd, component)
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( fd, component )
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( fd, do_rewrite, dev_name )
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( fd, meter )
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(fd, option)
int fd;
u_long option;
{
int percent_done;
int last_value;
int start_value;
RF_ProgressInfo_t progressInfo;
struct timeval start_time;
struct timeval last_time;
struct timeval current_time;
double elapsed;
int elapsed_sec;
int elapsed_usec;
int simple_eta,last_eta;
double rate;
int amount;
int tbit_value;
int wait_for_more_data;
char buffer[1024];
char bar_buffer[1024];
char eta_buffer[1024];
if (gettimeofday(&start_time,NULL)) {
fprintf(stderr,"%s: gettimeofday failed!?!?\n", PROGNAME);
exit(errno);
}
memset(&progressInfo, 0, sizeof(RF_ProgressInfo_t));
percent_done = 0;
do_ioctl(fd, option, &progressInfo, "");
last_value = progressInfo.completed;
start_value = last_value;
last_time = start_time;
current_time = start_time;
wait_for_more_data = 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;
wait_for_more_data = 1;
} else {
wait_for_more_data = 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, simple_eta);
snprintf(buffer,1024,"\r%3d%% |%s| ETA: %s %c",
percent_done,bar_buffer,eta_buffer,tbits[tbit_value]);
write(fileno(stdout),buffer,strlen(buffer));
fflush(stdout);
/* resolution wasn't high enough... wait until we get another
timestamp and perhaps more "work" done. */
if (!wait_for_more_data) {
last_time = current_time;
last_value = progressInfo.completed;
}
if (++tbit_value>3)
tbit_value = 0;
sleep(2);
if (gettimeofday(&current_time,NULL)) {
fprintf(stderr,"%s: gettimeofday failed!?!?\n",
PROGNAME);
exit(errno);
}
do_ioctl( fd, option, &progressInfo, "");
}
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(string,percent,max_strlen)
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(string,simple_time)
char *string;
int simple_time;
{
int minutes, seconds, hours;
char hours_buffer[5];
char minutes_buffer[5];
char seconds_buffer[5];
if (simple_time >= 0) {
minutes = (int) simple_time / 60;
seconds = ((int)simple_time - 60*minutes);
hours = minutes / 60;
minutes = minutes - 60*hours;
if (hours > 0) {
snprintf(hours_buffer,5,"%02d:",hours);
} else {
snprintf(hours_buffer,5," ");
}
snprintf(minutes_buffer,5,"%02d:",minutes);
snprintf(seconds_buffer,5,"%02d",seconds);
snprintf(string,1024,"%s%s%s",
hours_buffer, minutes_buffer, seconds_buffer);
} else {
snprintf(string,1024," --:--");
}
}
static void
usage()
{
const char *progname = PROGNAME;
fprintf(stderr, "usage: %s [-v] -a component dev\n", progname);
fprintf(stderr, " %s [-v] -A yes | no | root 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 component dev\n", progname);
fprintf(stderr, " %s [-v] -i dev\n", progname);
fprintf(stderr, " %s [-v] -I serial_number 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 dev\n", progname);
#if 0
fprintf(stderr, "usage: %s %s\n", progname,
"-a | -f | -F | -g | -r | -R component dev");
fprintf(stderr, " %s -B | -i | -s | -S -u dev\n", progname);
fprintf(stderr, " %s -c | -C config_file dev\n", progname);
fprintf(stderr, " %s -I serial_number dev\n", progname);
#endif
exit(1);
/* NOTREACHED */
}
#if defined(__FreeBSD__)
static void
check_driver(void)
{
if (modfind("raidframe") == -1 && kldload("raidframe") == -1) {
printf("Error: Cannot load RAIDframe driver.\n");
exit(1);
}
}
#endif
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