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#include "clusterautoconfig.h"
#include <unistd.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <libgen.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>
#include <signal.h>
#include <libintl.h>
#include <locale.h>
#include <sys/time.h>
#include <time.h>
#define _(String) gettext(String)
#include <syslog.h>
#include <logging.h>
#include "copyright.cf"
#include "libgfs2.h"
#include "fsck.h"
#include "link.h"
#include "osi_list.h"
#include "metawalk.h"
#include "util.h"
struct gfs2_options opts = {0};
struct gfs2_inode *lf_dip = NULL; /* Lost and found directory inode */
int lf_was_created = 0;
uint64_t last_fs_block, last_reported_block = -1;
int64_t last_reported_fblock = -1000000;
int skip_this_pass = FALSE, fsck_abort = FALSE;
int errors_found = 0, errors_corrected = 0;
const char *pass = "";
uint64_t last_data_block;
uint64_t first_data_block;
int preen = 0, force_check = 0;
struct osi_root dup_blocks;
struct osi_root dirtree;
struct osi_root inodetree;
int dups_found = 0, dups_found_first = 0;
struct gfs_sb *sbd1 = NULL;
int sb_fixed = 0;
int print_level = MSG_NOTICE;
/* This function is for libgfs2's sake. */
void print_it(const char *label, const char *fmt, const char *fmt2, ...)
{
va_list args;
va_start(args, fmt2);
printf("%s: ", label);
vprintf(fmt, args);
va_end(args);
}
static void usage(char *name)
{
printf("Usage: %s [-afhnpqvVy] <device> \n", basename(name));
}
static void version(void)
{
printf( _("GFS2 fsck %s\n"),
VERSION);
printf(REDHAT_COPYRIGHT "\n");
}
static int read_cmdline(int argc, char **argv, struct gfs2_options *gopts)
{
int c;
while ((c = getopt(argc, argv, "afhnpqvyV")) != -1) {
switch(c) {
case 'a':
preen = 1;
gopts->yes = 1;
break;
case 'f':
force_check = 1;
break;
case 'h':
usage(argv[0]);
exit(FSCK_OK);
break;
case 'n':
gopts->no = 1;
break;
case 'p':
preen = 1;
gopts->yes = 1;
break;
case 'q':
decrease_verbosity();
break;
case 'v':
increase_verbosity();
break;
case 'V':
version();
exit(FSCK_OK);
break;
case 'y':
gopts->yes = 1;
break;
case ':':
case '?':
fprintf(stderr, _("Please use '-h' for help.\n"));
return FSCK_USAGE;
default:
fprintf(stderr, _("Invalid option %c\n"), c);
return FSCK_USAGE;
}
}
if (argc > optind) {
gopts->device = (argv[optind]);
if (!gopts->device) {
fprintf(stderr, _("Please use '-h' for help.\n"));
return FSCK_USAGE;
}
} else {
fprintf(stderr, _("No device specified (Please use '-h' for help)\n"));
return FSCK_USAGE;
}
return 0;
}
static void interrupt(int sig)
{
char response;
char progress[PATH_MAX];
if (!last_reported_block || last_reported_block == last_fs_block)
sprintf(progress, _("progress unknown.\n"));
else
sprintf(progress, _("processing block %llu out of %llu\n"),
(unsigned long long)last_reported_block,
(unsigned long long)last_fs_block);
response = generic_interrupt("gfs2_fsck", pass, progress,
_("Do you want to abort gfs2_fsck, skip " \
"the rest of this pass or continue " \
"(a/s/c)?"), "asc");
if (tolower(response) == 's') {
skip_this_pass = TRUE;
return;
}
else if (tolower(response) == 'a') {
fsck_abort = TRUE;
return;
}
}
static int check_statfs(struct gfs2_sbd *sdp)
{
struct osi_node *n, *next = NULL;
struct rgrp_tree *rgd;
struct gfs2_rindex *ri;
struct gfs2_statfs_change sc = {0,};
char buf[sizeof(struct gfs2_statfs_change)];
int count;
if (sdp->gfs1 && !sdp->md.statfs->i_di.di_size) {
log_info("This GFS1 file system is not using fast_statfs.\n");
return 0;
}
/* Read the current statfs values */
count = gfs2_readi(sdp->md.statfs, buf, 0,
sdp->md.statfs->i_di.di_size);
if (count == sizeof(struct gfs2_statfs_change))
gfs2_statfs_change_in(&sc, buf);
/* Calculate the real values from the rgrp information */
sdp->blks_total = 0;
sdp->blks_alloced = 0;
sdp->dinodes_alloced = 0;
for (n = osi_first(&sdp->rgtree); n; n = next) {
next = osi_next(n);
rgd = (struct rgrp_tree *)n;
ri = &rgd->ri;
sdp->blks_total += ri->ri_data;
sdp->blks_alloced += (ri->ri_data - rgd->rg.rg_free);
sdp->dinodes_alloced += rgd->rg.rg_dinodes;
}
/* See if they match */
if (sc.sc_total == sdp->blks_total &&
sc.sc_free == (sdp->blks_total - sdp->blks_alloced) &&
sc.sc_dinodes == sdp->dinodes_alloced) {
log_info( _("The statfs file is accurate.\n"));
return 0;
}
log_err( _("The statfs file is wrong:\n\n"));
log_err( _("Current statfs values:\n"));
log_err( _("blocks: %lld (0x%llx)\n"),
(unsigned long long)sc.sc_total,
(unsigned long long)sc.sc_total);
log_err( _("free: %lld (0x%llx)\n"),
(unsigned long long)sc.sc_free,
(unsigned long long)sc.sc_free);
log_err( _("dinodes: %lld (0x%llx)\n\n"),
(unsigned long long)sc.sc_dinodes,
(unsigned long long)sc.sc_dinodes);
log_err( _("Calculated statfs values:\n"));
log_err( _("blocks: %lld (0x%llx)\n"),
(unsigned long long)sdp->blks_total,
(unsigned long long)sdp->blks_total);
log_err( _("free: %lld (0x%llx)\n"),
(unsigned long long)(sdp->blks_total - sdp->blks_alloced),
(unsigned long long)(sdp->blks_total - sdp->blks_alloced));
log_err( _("dinodes: %lld (0x%llx)\n"),
(unsigned long long)sdp->dinodes_alloced,
(unsigned long long)sdp->dinodes_alloced);
errors_found++;
if (!query( _("Okay to fix the master statfs file? (y/n)"))) {
log_err( _("The statfs file was not fixed.\n"));
return 0;
}
do_init_statfs(sdp);
log_err( _("The statfs file was fixed.\n"));
errors_corrected++;
return 0;
}
static const struct fsck_pass passes[] = {
{ .name = "pass1", .f = pass1 },
{ .name = "pass1b", .f = pass1b },
{ .name = "pass2", .f = pass2 },
{ .name = "pass3", .f = pass3 },
{ .name = "pass4", .f = pass4 },
{ .name = "check_statfs", .f = check_statfs },
{ .name = NULL, }
};
static int fsck_pass(const struct fsck_pass *p, struct gfs2_sbd *sdp)
{
int ret;
struct timeval timer;
if (fsck_abort)
return FSCK_CANCELED;
pass = p->name;
log_notice( _("Starting %s\n"), p->name);
gettimeofday(&timer, NULL);
ret = p->f(sdp);
if (ret)
exit(ret);
if (skip_this_pass || fsck_abort) {
skip_this_pass = 0;
log_notice( _("%s interrupted \n"), p->name);
return FSCK_CANCELED;
}
print_pass_duration(p->name, &timer);
return 0;
}
static void exitlog(int status, void *unused)
{
syslog(LOG_INFO, "exit: %d", status);
}
static void startlog(int argc, char **argv)
{
int i;
char *cmd, *p;
size_t len;
for (len = i = 0; i < argc; i++)
len += strlen(argv[i]);
len += argc; /* Add spaces and '\0' */
cmd = malloc(len);
if (cmd == NULL) {
perror(argv[0]);
exit(FSCK_ERROR);
}
p = cmd;
for (i = 0; i < argc; i++, p++) {
p = stpcpy(p, argv[i]);
*p = ' ';
}
*(--p) = '\0';
syslog(LOG_INFO, "started: %s", cmd);
free(cmd);
}
int main(int argc, char **argv)
{
struct gfs2_sbd sb;
struct gfs2_sbd *sdp = &sb;
int j;
int i;
int error = 0;
int all_clean = 0;
struct sigaction act = { .sa_handler = interrupt, };
setlocale(LC_ALL, "");
textdomain("gfs2-utils");
openlog("fsck.gfs2", LOG_CONS|LOG_PID, LOG_USER);
startlog(argc - 1, &argv[1]);
on_exit(exitlog, NULL);
memset(sdp, 0, sizeof(*sdp));
if ((error = read_cmdline(argc, argv, &opts)))
exit(error);
setbuf(stdout, NULL);
log_notice( _("Initializing fsck\n"));
if ((error = initialize(sdp, force_check, preen, &all_clean)))
exit(error);
if (!force_check && all_clean && preen) {
log_err( _("%s: clean.\n"), opts.device);
destroy(sdp);
exit(FSCK_OK);
}
sigaction(SIGINT, &act, NULL);
for (i = 0; passes[i].name; i++)
error = fsck_pass(passes + i, sdp);
/* Free up our system inodes */
if (!sdp->gfs1)
inode_put(&sdp->md.inum);
inode_put(&sdp->md.statfs);
for (j = 0; j < sdp->md.journals; j++)
inode_put(&sdp->md.journal[j]);
free(sdp->md.journal);
sdp->md.journal = NULL;
inode_put(&sdp->md.jiinode);
inode_put(&sdp->md.riinode);
inode_put(&sdp->md.qinode);
if (!sdp->gfs1)
inode_put(&sdp->md.pinode);
inode_put(&sdp->md.rooti);
if (!sdp->gfs1)
inode_put(&sdp->master_dir);
if (lf_dip)
inode_put(&lf_dip);
if (!opts.no && errors_corrected)
log_notice( _("Writing changes to disk\n"));
fsync(sdp->device_fd);
link1_destroy(&nlink1map);
link1_destroy(&clink1map);
destroy(sdp);
if (sb_fixed)
log_warn(_("Superblock was reset. Use tunegfs2 to manually "
"set lock table before mounting.\n"));
log_notice( _("gfs2_fsck complete\n"));
if (!error) {
if (!errors_found)
error = FSCK_OK;
else if (errors_found == errors_corrected)
error = FSCK_NONDESTRUCT;
else
error = FSCK_UNCORRECTED;
}
exit(error);
}
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