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NetBSD/libexec/lfs_cleanerd/print.c

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/* $NetBSD: print.c,v 1.9 2001/01/04 17:29:04 lukem Exp $ */
/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
*/
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "from: @(#)print.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: print.c,v 1.9 2001/01/04 17:29:04 lukem Exp $");
#endif
#endif /* not lint */
#include <sys/param.h>
#include <sys/ucred.h>
#include <sys/mount.h>
#include <sys/time.h>
#include <ufs/ufs/dinode.h>
#include <ufs/lfs/lfs.h>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <syslog.h>
#include "clean.h"
extern int debug;
extern u_long cksum __P((void *, size_t)); /* XXX */
/*
* Print out a summary block; return number of blocks in segment; 0
* for empty segment or corrupt segment.
* Returns a pointer to the array of inode addresses.
*/
int
dump_summary(lfsp, sp, flags, iaddrp, addr)
struct lfs *lfsp;
SEGSUM *sp;
u_long flags;
daddr_t **iaddrp;
daddr_t addr;
{
int i, j, blk, numblocks, accino=0;
daddr_t *dp, ddp, *idp;
u_long *datap;
int size;
FINFO *fp;
u_long ck;
blk=0;
datap = (u_long *)malloc((lfsp->lfs_ssize*lfsp->lfs_frag) * sizeof(u_long));
if(datap==NULL)
return(-1);
if (sp->ss_sumsum != (ck = cksum(&sp->ss_datasum,
LFS_SUMMARY_SIZE - sizeof(sp->ss_sumsum)))) {
free(datap);
return(-1);
}
if (flags & DUMP_SUM_HEADER) {
syslog(LOG_DEBUG, " %s0x%X\t%s%d\t%s%d\n %s0x%X\t%s0x%X",
"next ", sp->ss_next,
"nfinfo ", sp->ss_nfinfo,
"ninos ", sp->ss_ninos,
"sumsum ", sp->ss_sumsum,
"datasum ", sp->ss_datasum );
syslog(LOG_DEBUG, "\tcreate %s", ctime((time_t *)&sp->ss_create));
}
numblocks = (sp->ss_ninos + INOPB(lfsp) - 1) / INOPB(lfsp);
/* Dump out inode disk addresses */
if (flags & DUMP_INODE_ADDRS)
syslog(LOG_DEBUG, " Inode addresses:");
idp = dp = (daddr_t *)((caddr_t)sp + LFS_SUMMARY_SIZE);
--idp;
for (--dp, i = 0; i < howmany(sp->ss_ninos,INOPB(lfsp)); --dp) {
if (flags & DUMP_INODE_ADDRS)
syslog(LOG_DEBUG, "\t0x%lx", (u_long)*dp);
++i;
}
if (iaddrp) {
*iaddrp = dp;
}
ddp = addr + LFS_SUMMARY_SIZE/DEV_BSIZE;
for (fp = (FINFO *)(sp + 1), i = 0; i < sp->ss_nfinfo; ++i) {
/* Add any intervening Inode blocks to our checksum array */
/* printf("finfo %d: ddp=%lx, *idp=%lx\n",i,ddp,*idp); */
while(ddp == *idp) {
/* printf(" [ino %lx]",ddp); */
datap[blk++] = *(u_long*)((caddr_t)sp + (ddp-addr)*DEV_BSIZE);
--idp;
ddp += lfsp->lfs_bsize/DEV_BSIZE;
accino++;
}
for(j=0;j<fp->fi_nblocks;j++) {
if(j==fp->fi_nblocks-1) {
size = fp->fi_lastlength/DEV_BSIZE;
/* printf(" %lx:%d",ddp,size); */
} else {
size = lfsp->lfs_bsize/DEV_BSIZE;
/* printf(" %lx/%d",ddp,size); */
}
datap[blk++] = *(u_long*)((caddr_t)sp + (ddp-addr)*DEV_BSIZE);
ddp += size;
}
numblocks += fp->fi_nblocks;
if (flags & DUMP_FINFOS) {
syslog(LOG_DEBUG, " %s%d version %d nblocks %d\n",
"FINFO for inode: ", fp->fi_ino,
fp->fi_version, fp->fi_nblocks);
dp = &(fp->fi_blocks[0]);
for (j = 0; j < fp->fi_nblocks; j++, dp++) {
syslog(LOG_DEBUG, "\t%d", *dp);
}
} else
dp = &fp->fi_blocks[fp->fi_nblocks];
fp = (FINFO *)dp;
/* printf("\n"); */
}
/* Add lagging inode blocks too */
/* printf("end: ddp=%lx, *idp=%lx\n",ddp,*idp); */
while(*idp >= ddp && accino < howmany(sp->ss_ninos,INOPB(lfsp))) {
ddp = *idp;
/* printf(" [ino %lx]",ddp); */
datap[blk++] = *(u_long*)((caddr_t)sp + (ddp-addr)*DEV_BSIZE);
--idp;
accino++;
}
/* printf("\n"); */
if(accino != howmany(sp->ss_ninos,lfsp->lfs_inopb)) {
syslog(LOG_DEBUG,"Oops, given %d inodes got %d\n", howmany(sp->ss_ninos,lfsp->lfs_inopb), accino);
}
if(blk!=numblocks) {
syslog(LOG_DEBUG,"Oops, blk=%d numblocks=%d\n",blk,numblocks);
}
/* check data/inode block(s) checksum too */
if ((ck=cksum ((void *)datap, numblocks * sizeof(u_long))) != sp->ss_datasum) {
syslog(LOG_DEBUG, "Bad data checksum: given %lu, got %lu",
(unsigned long)sp->ss_datasum, ck);
free(datap);
return 0;
}
free(datap);
return (numblocks);
}
void
dump_cleaner_info(ipage)
void *ipage;
{
CLEANERINFO *cip;
if(debug <= 1)
return;
cip = (CLEANERINFO *)ipage;
syslog(LOG_DEBUG,"segments clean\t%d\tsegments dirty\t%d\n\n",
cip->clean, cip->dirty);
}
void
dump_super(lfsp)
struct lfs *lfsp;
{
int i;
if(debug < 2)
return;
syslog(LOG_DEBUG,"%s0x%X\t%s0x%X\t%s%d\t%s%d\n",
"magic ", lfsp->lfs_magic,
"version ", lfsp->lfs_version,
"size ", lfsp->lfs_size,
"ssize ", lfsp->lfs_ssize);
syslog(LOG_DEBUG, "%s%d\t\t%s%d\t%s%d\t%s%d\n",
"dsize ", lfsp->lfs_dsize,
"bsize ", lfsp->lfs_bsize,
"fsize ", lfsp->lfs_fsize,
"frag ", lfsp->lfs_frag);
syslog(LOG_DEBUG, "%s%d\t\t%s%d\t%s%d\t%s%d\n",
"minfree ", lfsp->lfs_minfree,
"inopb ", lfsp->lfs_inopb,
"ifpb ", lfsp->lfs_ifpb,
"nindir ", lfsp->lfs_nindir);
syslog(LOG_DEBUG, "%s%d\t\t%s%d\t%s%d\t%s%d\n",
"nseg ", lfsp->lfs_nseg,
"nspf ", lfsp->lfs_nspf,
"cleansz ", lfsp->lfs_cleansz,
"segtabsz ", lfsp->lfs_segtabsz);
syslog(LOG_DEBUG, "%s0x%X\t%s%d\t%s0x%llX\t%s%lu\n",
"segmask ", lfsp->lfs_segmask,
"segshift ", lfsp->lfs_segshift,
"bmask ", (long long)lfsp->lfs_bmask,
"bshift ", (u_long)lfsp->lfs_bshift);
syslog(LOG_DEBUG, "%s0x%llX\t\t%s%lu\t%s0x%llX\t%s%lu\n",
"ffmask ", (long long)lfsp->lfs_ffmask,
"ffshift ", (u_long)lfsp->lfs_ffshift,
"fbmask ", (long long)lfsp->lfs_fbmask,
"fbshift ", (u_long)lfsp->lfs_fbshift);
syslog(LOG_DEBUG, "%s%d\t\t%s0x%X\t%s0x%llx\n",
"fsbtodb ", lfsp->lfs_fsbtodb,
"cksum ", lfsp->lfs_cksum,
"maxfilesize ", (long long)lfsp->lfs_maxfilesize);
syslog(LOG_DEBUG, "Superblock disk addresses:\t");
for (i = 0; i < LFS_MAXNUMSB; i++) {
syslog(LOG_DEBUG, " 0x%X", lfsp->lfs_sboffs[i]);
}
syslog(LOG_DEBUG, "Checkpoint Info\n");
syslog(LOG_DEBUG, "%s%d\t%s0x%X\t%s%d\n",
"free ", lfsp->lfs_free,
"idaddr ", lfsp->lfs_idaddr,
"ifile ", lfsp->lfs_ifile);
syslog(LOG_DEBUG, "%s%d\t%s%d\t%s%d\n",
"bfree ", lfsp->lfs_bfree,
"avail ", lfsp->lfs_avail,
"uinodes ", lfsp->lfs_uinodes);
syslog(LOG_DEBUG, "%s%d\t%s0x%X\t%s0x%X\n%s0x%X\t%s0x%X\t",
"nfiles ", lfsp->lfs_nfiles,
"lastseg ", lfsp->lfs_lastseg,
"nextseg ", lfsp->lfs_nextseg,
"curseg ", lfsp->lfs_curseg,
"offset ", lfsp->lfs_offset);
syslog(LOG_DEBUG, "tstamp %s", ctime((time_t *)&lfsp->lfs_tstamp));
syslog(LOG_DEBUG, "\nIn-Memory Information\n");
syslog(LOG_DEBUG, "%s%d\t%s0x%X\t%s%d\t%s%d\t%s%d\n",
"seglock ", lfsp->lfs_seglock,
"iocount ", lfsp->lfs_iocount,
"writer ", lfsp->lfs_writer,
"dirops ", lfsp->lfs_dirops,
"doifile ", lfsp->lfs_doifile );
syslog(LOG_DEBUG, "%s%d\t%s%d\t%s0x%X\t%s%d\n",
"nactive ", lfsp->lfs_nactive,
"fmod ", lfsp->lfs_fmod,
"clean ", lfsp->lfs_clean,
"ronly ", lfsp->lfs_ronly);
}
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