* GPL HEADER END
*/
/*
- * Copyright (c) 2011 Whamcloud, Inc.
+ * Copyright (c) 2012, 2013, Intel Corporation.
*/
/*
* lustre/utils/lustre_lfsck.c
#include "obdctl.h"
-#include <obd.h>
#include <lustre/lustre_lfsck_user.h>
#include <libcfs/libcfsutil.h>
#include <lnet/lnetctl.h>
+#include <lustre_ioctl.h>
static struct option long_opt_start[] = {
- {"device", required_argument, 0, 'M'},
- {"error", required_argument, 0, 'e'},
- {"help", no_argument, 0, 'h'},
- {"dryrun", required_argument, 0, 'n'},
- {"reset", no_argument, 0, 'r'},
- {"speed", required_argument, 0, 's'},
- {"type", required_argument, 0, 't'},
- {0, 0, 0, 0}
+ {"device", required_argument, 0, 'M'},
+ {"all", no_argument, 0, 'A'},
+ {"create_ostobj", optional_argument, 0, 'c'},
+ {"error", required_argument, 0, 'e'},
+ {"help", no_argument, 0, 'h'},
+ {"dryrun", optional_argument, 0, 'n'},
+ {"orphan", no_argument, 0, 'o'},
+ {"reset", no_argument, 0, 'r'},
+ {"speed", required_argument, 0, 's'},
+ {"type", required_argument, 0, 't'},
+ {"windows", required_argument, 0, 'w'},
+ {0, 0, 0, 0 }
};
static struct option long_opt_stop[] = {
{"device", required_argument, 0, 'M'},
+ {"all", no_argument, 0, 'A'},
{"help", no_argument, 0, 'h'},
{0, 0, 0, 0}
};
-struct lfsck_types_names {
- char *name;
- __u16 type;
+struct lfsck_type_name {
+ char *name;
+ int namelen;
+ enum lfsck_type type;
};
-static struct lfsck_types_names lfsck_types_names[3] = {
- { "layout", LT_LAYOUT },
- { "DNE", LT_DNE },
- { 0, 0 }
+static struct lfsck_type_name lfsck_types_names[] = {
+ { "layout", 6, LT_LAYOUT },
+ { "namespace", 9, LT_NAMESPACE},
+ { 0, 0, 0 }
};
+static inline int lfsck_name2type(const char *name, int namelen)
+{
+ int i = 0;
+
+ while (lfsck_types_names[i].name != NULL) {
+ if (namelen == lfsck_types_names[i].namelen &&
+ strncmp(lfsck_types_names[i].name, name, namelen) == 0)
+ return lfsck_types_names[i].type;
+ i++;
+ }
+ return 0;
+}
+
static void usage_start(void)
{
fprintf(stderr, "Start LFSCK.\n"
"SYNOPSIS:\n"
- "lfsck_start <-M | --device MDT_device>\n"
+ "lfsck_start <-M | --device [MDT,OST]_device>\n"
+ " [-A | --all] [-c | --create_ostobj [swtich]]\n"
" [-e | --error error_handle] [-h | --help]\n"
- " [-n | --dryrun switch] [-r | --reset]\n"
- " [-s | --speed speed_limit]\n"
+ " [-n | --dryrun [switch]] [-o | --orphan]\n"
+ " [-r | --reset] [-s | --speed speed_limit]\n"
" [-t | --type lfsck_type[,lfsck_type...]]\n"
+ " [-w | --windows win_size]\n"
"OPTIONS:\n"
- "-M: The MDT device to start LFSCK on.\n"
+ "-M: The device to start LFSCK/scrub on.\n"
+ "-A: Start LFSCK on all MDT devices.\n"
+ "-c: create the lost OST-object for dangling LOV EA. "
+ "'off'(default) or 'on'.\n"
"-e: Error handle, 'continue'(default) or 'abort'.\n"
"-h: Help information.\n"
"-n: Check without modification. 'off'(default) or 'on'.\n"
+ "-o: handle orphan objects.\n"
"-r: Reset scanning start position to the device beginning.\n"
"-s: How many items can be scanned at most per second. "
"'%d' means no limit (default).\n"
- "-t: The LFSCK type(s) to be started.\n",
+ "-t: The LFSCK type(s) to be started.\n"
+ "-w: The windows size for async requests pipeline.\n",
LFSCK_SPEED_NO_LIMIT);
}
{
fprintf(stderr, "Stop LFSCK.\n"
"SYNOPSIS:\n"
- "lfsck_stop <-M | --device MDT_device> [-h | --help]\n"
+ "lfsck_stop <-M | --device [MDT,OST]_device>\n"
+ "[-A | --all] [-h | --help]\n"
"OPTIONS:\n"
- "-M: The MDT device to stop LFSCK on.\n"
+ "-M: The device to stop LFSCK/scrub on.\n"
+ "-A: Stop LFSCK on all MDT devices.\n"
"-h: Help information.\n");
}
+static int lfsck_pack_dev(struct obd_ioctl_data *data, char *device, char *arg)
+{
+ int len = strlen(arg) + 1;
+
+ if (len > MAX_OBD_NAME) {
+ fprintf(stderr, "device name is too long. "
+ "Valid length should be less than %d\n", MAX_OBD_NAME);
+ return -EINVAL;
+ }
+
+ memcpy(device, arg, len);
+ data->ioc_inlbuf4 = device;
+ data->ioc_inllen4 = len;
+ data->ioc_dev = OBD_DEV_BY_DEVNAME;
+ return 0;
+}
+
int jt_lfsck_start(int argc, char **argv)
{
struct obd_ioctl_data data;
char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
char device[MAX_OBD_NAME];
struct lfsck_start start;
- char *optstring = "M:e:hi:n:rs:t:";
- int opt, index, rc, val, i;
+ char *optstring = "M:Ac::e:hn::ors:t:w:";
+ int opt, index, rc, val, i, type;
memset(&data, 0, sizeof(data));
memset(&start, 0, sizeof(start));
+ memset(device, 0, MAX_OBD_NAME);
start.ls_version = LFSCK_VERSION_V1;
start.ls_active = LFSCK_TYPES_DEF;
+
+ /* Reset the 'optind' for the case of getopt_long() called multiple
+ * times under the same lctl. */
+ optind = 0;
while ((opt = getopt_long(argc, argv, optstring, long_opt_start,
&index)) != EOF) {
switch (opt) {
case 'M':
- data.ioc_inllen4 = strlen(optarg) + 1;
- if (data.ioc_inllen4 > MAX_OBD_NAME) {
- fprintf(stderr, "MDT device name is too long. "
- "Valid length should be less than %d\n",
- MAX_OBD_NAME);
+ rc = lfsck_pack_dev(&data, device, optarg);
+ if (rc != 0)
+ return rc;
+ break;
+ case 'A':
+ start.ls_flags |= LPF_ALL_TGT | LPF_BROADCAST;
+ break;
+ case 'c':
+ if (optarg == NULL || strcmp(optarg, "on") == 0) {
+ start.ls_flags |= LPF_CREATE_OSTOBJ;
+ } else if (strcmp(optarg, "off") != 0) {
+ fprintf(stderr, "Invalid switch: %s. "
+ "The valid switch should be: 'on' "
+ "or 'off' (default) without blank, "
+ "or empty. For example: '-non' or "
+ "'-noff' or '-n'.\n", optarg);
return -EINVAL;
}
-
- data.ioc_inlbuf4 = optarg;
- data.ioc_dev = OBD_DEV_BY_DEVNAME;
+ start.ls_valid |= LSV_CREATE_OSTOBJ;
break;
case 'e':
if (strcmp(optarg, "abort") == 0) {
usage_start();
return 0;
case 'n':
- if (strcmp(optarg, "on") == 0) {
+ if (optarg == NULL || strcmp(optarg, "on") == 0) {
start.ls_flags |= LPF_DRYRUN;
} else if (strcmp(optarg, "off") != 0) {
- fprintf(stderr, "Invalid dryrun switch: %s. "
- "The valid value shou be: 'off'"
- "(default) or 'on'\n", optarg);
+ fprintf(stderr, "Invalid switch: %s. "
+ "The valid switch should be: 'on' "
+ "or 'off' (default) without blank, "
+ "or empty. For example: '-non' or "
+ "'-noff' or '-n'.\n", optarg);
return -EINVAL;
}
start.ls_valid |= LSV_DRYRUN;
break;
+ case 'o':
+ start.ls_flags |= LPF_ALL_TGT | LPF_BROADCAST |
+ LPF_ORPHAN;
+ break;
case 'r':
start.ls_flags |= LPF_RESET;
break;
c = *p;
*p = 0;
- for (i = 0; i < 3; i++) {
- if (strcmp(str,
- lfsck_types_names[i].name)
- == 0) {
- start.ls_active |=
- lfsck_types_names[i].type;
- break;
- }
+ type = lfsck_name2type(str, strlen(str));
+ if (type == 0) {
+ fprintf(stderr, "Invalid type (%s).\n"
+ "The valid value should be "
+ "'layout' or 'namespace'.\n",
+ str);
+ *p = c;
+ return -EINVAL;
}
+
*p = c;
str = p;
- if (i >= 3 ) {
- fprintf(stderr, "Invalid LFSCK type.\n"
- "The valid value should be "
- "'layout' or 'DNE'.\n");
- return -EINVAL;
- }
+ start.ls_active |= type;
}
if (start.ls_active == 0) {
fprintf(stderr, "Miss LFSCK type(s).\n"
"The valid value should be "
- "'layout' or 'DNE'.\n");
+ "'layout' or 'namespace'.\n");
return -EINVAL;
}
break;
}
+ case 'w':
+ val = atoi(optarg);
+ if (val < 0 || val > LFSCK_ASYNC_WIN_MAX) {
+ fprintf(stderr,
+ "Too large async windows size, "
+ "which may cause memory issues. "
+ "The valid range is [0 - %u]. "
+ "If you do not want to restrict "
+ "the windows size for async reqeusts "
+ "pipeline, just set it as 0.\n",
+ LFSCK_ASYNC_WIN_MAX);
+ return -EINVAL;
+ }
+
+ start.ls_async_windows = val;
+ start.ls_valid |= LSV_ASYNC_WINDOWS;
+ break;
default:
fprintf(stderr, "Invalid option, '-h' for help.\n");
return -EINVAL;
}
if (data.ioc_inlbuf4 == NULL) {
- fprintf(stderr,
- "Must sepcify MDT device to start LFSCK.\n");
- return -EINVAL;
+ if (lcfg_get_devname() != NULL) {
+ rc = lfsck_pack_dev(&data, device, lcfg_get_devname());
+ if (rc != 0)
+ return rc;
+ } else {
+ fprintf(stderr,
+ "Must specify device to start LFSCK.\n");
+ return -EINVAL;
+ }
}
- memset(device, 0, MAX_OBD_NAME);
- memcpy(device, data.ioc_inlbuf4, data.ioc_inllen4);
- data.ioc_inlbuf4 = device;
data.ioc_inlbuf1 = (char *)&start;
data.ioc_inllen1 = sizeof(start);
memset(buf, 0, sizeof(rawbuf));
}
obd_ioctl_unpack(&data, buf, sizeof(rawbuf));
- printf("Started LFSCK on the MDT device %s:", device);
if (start.ls_active == 0) {
- printf(" noop");
+ printf("Started LFSCK on the device %s", device);
} else {
- for (i = 0; i < 2; i++) {
+ printf("Started LFSCK on the device %s:", device);
+ i = 0;
+ while (lfsck_types_names[i].name != NULL) {
if (start.ls_active & lfsck_types_names[i].type) {
printf(" %s", lfsck_types_names[i].name);
start.ls_active &= ~lfsck_types_names[i].type;
}
+ i++;
}
if (start.ls_active != 0)
printf(" unknown(0x%x)", start.ls_active);
}
- printf("\n");
+ printf(".\n");
return 0;
}
struct obd_ioctl_data data;
char rawbuf[MAX_IOC_BUFLEN], *buf = rawbuf;
char device[MAX_OBD_NAME];
- char *optstring = "M:h";
+ struct lfsck_stop stop;
+ char *optstring = "M:Ah";
int opt, index, rc;
memset(&data, 0, sizeof(data));
+ memset(&stop, 0, sizeof(stop));
+ memset(device, 0, MAX_OBD_NAME);
+
+ /* Reset the 'optind' for the case of getopt_long() called multiple
+ * times under the same lctl. */
+ optind = 0;
while ((opt = getopt_long(argc, argv, optstring, long_opt_stop,
&index)) != EOF) {
switch (opt) {
case 'M':
- data.ioc_inllen4 = strlen(optarg) + 1;
- if (data.ioc_inllen4 > MAX_OBD_NAME) {
- fprintf(stderr, "MDT device name is too long. "
- "Valid length should be less than %d\n",
- MAX_OBD_NAME);
- return -EINVAL;
- }
-
- data.ioc_inlbuf4 = optarg;
- data.ioc_dev = OBD_DEV_BY_DEVNAME;
+ rc = lfsck_pack_dev(&data, device, optarg);
+ if (rc != 0)
+ return rc;
+ break;
+ case 'A':
+ stop.ls_flags |= LPF_ALL_TGT | LPF_BROADCAST;
break;
case 'h':
usage_stop();
}
if (data.ioc_inlbuf4 == NULL) {
- fprintf(stderr,
- "Must sepcify MDT device to stop LFSCK.\n");
- return -EINVAL;
+ if (lcfg_get_devname() != NULL) {
+ rc = lfsck_pack_dev(&data, device, lcfg_get_devname());
+ if (rc != 0)
+ return rc;
+ } else {
+ fprintf(stderr,
+ "Must specify device to stop LFSCK.\n");
+ return -EINVAL;
+ }
}
- memset(device, 0, MAX_OBD_NAME);
- memcpy(device, data.ioc_inlbuf4, data.ioc_inllen4);
- data.ioc_inlbuf4 = device;
+ data.ioc_inlbuf1 = (char *)&stop;
+ data.ioc_inllen1 = sizeof(stop);
memset(buf, 0, sizeof(rawbuf));
rc = obd_ioctl_pack(&data, &buf, sizeof(rawbuf));
if (rc) {
return rc;
}
- printf("Stopped LFSCK on the MDT device %s.\n", device);
+ printf("Stopped LFSCK on the device %s.\n", device);
return 0;
}