433 lines
12 KiB
C
433 lines
12 KiB
C
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
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* Copyright (c) 2012 Cyril Plisko. All rights reserved.
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* Use is subject to license terms.
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*/
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/*
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* Copyright (c) 2013, 2017 by Delphix. All rights reserved.
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*/
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/*
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* Print intent log header and statistics.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <sys/zfs_context.h>
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#include <sys/spa.h>
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#include <sys/dmu.h>
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#include <sys/stat.h>
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#include <sys/resource.h>
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#include <sys/zil.h>
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#include <sys/zil_impl.h>
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#include <sys/spa_impl.h>
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#include <sys/abd.h>
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#include "zdb.h"
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extern uint8_t dump_opt[256];
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static char tab_prefix[4] = "\t\t\t";
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static void
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print_log_bp(const blkptr_t *bp, const char *prefix)
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{
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char blkbuf[BP_SPRINTF_LEN];
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snprintf_blkptr(blkbuf, sizeof (blkbuf), bp);
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(void) printf("%s%s\n", prefix, blkbuf);
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_create(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_create_t *lr = arg;
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time_t crtime = lr->lr_crtime[0];
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char *name, *link;
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lr_attr_t *lrattr;
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name = (char *)(lr + 1);
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if (lr->lr_common.lrc_txtype == TX_CREATE_ATTR ||
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lr->lr_common.lrc_txtype == TX_MKDIR_ATTR) {
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lrattr = (lr_attr_t *)(lr + 1);
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name += ZIL_XVAT_SIZE(lrattr->lr_attr_masksize);
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}
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if (txtype == TX_SYMLINK) {
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link = name + strlen(name) + 1;
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(void) printf("%s%s -> %s\n", tab_prefix, name, link);
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} else if (txtype != TX_MKXATTR) {
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(void) printf("%s%s\n", tab_prefix, name);
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}
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(void) printf("%s%s", tab_prefix, ctime(&crtime));
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(void) printf("%sdoid %llu, foid %llu, slots %llu, mode %llo\n",
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tab_prefix, (u_longlong_t)lr->lr_doid,
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(u_longlong_t)LR_FOID_GET_OBJ(lr->lr_foid),
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(u_longlong_t)LR_FOID_GET_SLOTS(lr->lr_foid),
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(longlong_t)lr->lr_mode);
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(void) printf("%suid %llu, gid %llu, gen %llu, rdev 0x%llx\n",
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tab_prefix,
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(u_longlong_t)lr->lr_uid, (u_longlong_t)lr->lr_gid,
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(u_longlong_t)lr->lr_gen, (u_longlong_t)lr->lr_rdev);
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_remove(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_remove_t *lr = arg;
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(void) printf("%sdoid %llu, name %s\n", tab_prefix,
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(u_longlong_t)lr->lr_doid, (char *)(lr + 1));
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_link(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_link_t *lr = arg;
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(void) printf("%sdoid %llu, link_obj %llu, name %s\n", tab_prefix,
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(u_longlong_t)lr->lr_doid, (u_longlong_t)lr->lr_link_obj,
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(char *)(lr + 1));
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_rename(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_rename_t *lr = arg;
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char *snm = (char *)(lr + 1);
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char *tnm = snm + strlen(snm) + 1;
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(void) printf("%ssdoid %llu, tdoid %llu\n", tab_prefix,
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(u_longlong_t)lr->lr_sdoid, (u_longlong_t)lr->lr_tdoid);
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(void) printf("%ssrc %s tgt %s\n", tab_prefix, snm, tnm);
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}
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/* ARGSUSED */
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static int
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zil_prt_rec_write_cb(void *data, size_t len, void *unused)
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{
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char *cdata = data;
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for (size_t i = 0; i < len; i++) {
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if (isprint(*cdata))
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(void) printf("%c ", *cdata);
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else
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(void) printf("%2X", *cdata);
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cdata++;
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}
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return (0);
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_write(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_write_t *lr = arg;
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abd_t *data;
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const blkptr_t *bp = &lr->lr_blkptr;
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zbookmark_phys_t zb;
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int verbose = MAX(dump_opt['d'], dump_opt['i']);
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int error;
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(void) printf("%sfoid %llu, offset %llx, length %llx\n", tab_prefix,
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(u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_offset,
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(u_longlong_t)lr->lr_length);
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if (txtype == TX_WRITE2 || verbose < 5)
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return;
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if (lr->lr_common.lrc_reclen == sizeof (lr_write_t)) {
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(void) printf("%shas blkptr, %s\n", tab_prefix,
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!BP_IS_HOLE(bp) &&
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bp->blk_birth >= spa_min_claim_txg(zilog->zl_spa) ?
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"will claim" : "won't claim");
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print_log_bp(bp, tab_prefix);
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if (BP_IS_HOLE(bp)) {
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(void) printf("\t\t\tLSIZE 0x%llx\n",
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(u_longlong_t)BP_GET_LSIZE(bp));
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(void) printf("%s<hole>\n", tab_prefix);
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return;
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}
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if (bp->blk_birth < zilog->zl_header->zh_claim_txg) {
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(void) printf("%s<block already committed>\n",
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tab_prefix);
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return;
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}
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SET_BOOKMARK(&zb, dmu_objset_id(zilog->zl_os),
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lr->lr_foid, ZB_ZIL_LEVEL,
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lr->lr_offset / BP_GET_LSIZE(bp));
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data = abd_alloc(BP_GET_LSIZE(bp), B_FALSE);
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error = zio_wait(zio_read(NULL, zilog->zl_spa,
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bp, data, BP_GET_LSIZE(bp), NULL, NULL,
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ZIO_PRIORITY_SYNC_READ, ZIO_FLAG_CANFAIL, &zb));
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if (error)
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goto out;
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} else {
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/* data is stored after the end of the lr_write record */
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data = abd_alloc(lr->lr_length, B_FALSE);
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abd_copy_from_buf(data, lr + 1, lr->lr_length);
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}
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(void) printf("%s", tab_prefix);
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(void) abd_iterate_func(data,
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0, MIN(lr->lr_length, (verbose < 6 ? 20 : SPA_MAXBLOCKSIZE)),
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zil_prt_rec_write_cb, NULL);
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(void) printf("\n");
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out:
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abd_free(data);
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_truncate(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_truncate_t *lr = arg;
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(void) printf("%sfoid %llu, offset 0x%llx, length 0x%llx\n", tab_prefix,
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(u_longlong_t)lr->lr_foid, (longlong_t)lr->lr_offset,
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(u_longlong_t)lr->lr_length);
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_setattr(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_setattr_t *lr = arg;
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time_t atime = (time_t)lr->lr_atime[0];
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time_t mtime = (time_t)lr->lr_mtime[0];
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(void) printf("%sfoid %llu, mask 0x%llx\n", tab_prefix,
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(u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_mask);
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if (lr->lr_mask & AT_MODE) {
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(void) printf("%sAT_MODE %llo\n", tab_prefix,
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(longlong_t)lr->lr_mode);
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}
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if (lr->lr_mask & AT_UID) {
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(void) printf("%sAT_UID %llu\n", tab_prefix,
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(u_longlong_t)lr->lr_uid);
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}
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if (lr->lr_mask & AT_GID) {
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(void) printf("%sAT_GID %llu\n", tab_prefix,
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(u_longlong_t)lr->lr_gid);
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}
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if (lr->lr_mask & AT_SIZE) {
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(void) printf("%sAT_SIZE %llu\n", tab_prefix,
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(u_longlong_t)lr->lr_size);
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}
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if (lr->lr_mask & AT_ATIME) {
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(void) printf("%sAT_ATIME %llu.%09llu %s", tab_prefix,
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(u_longlong_t)lr->lr_atime[0],
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(u_longlong_t)lr->lr_atime[1],
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ctime(&atime));
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}
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if (lr->lr_mask & AT_MTIME) {
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(void) printf("%sAT_MTIME %llu.%09llu %s", tab_prefix,
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(u_longlong_t)lr->lr_mtime[0],
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(u_longlong_t)lr->lr_mtime[1],
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ctime(&mtime));
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}
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}
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/* ARGSUSED */
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static void
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zil_prt_rec_acl(zilog_t *zilog, int txtype, const void *arg)
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{
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const lr_acl_t *lr = arg;
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(void) printf("%sfoid %llu, aclcnt %llu\n", tab_prefix,
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(u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_aclcnt);
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}
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typedef void (*zil_prt_rec_func_t)(zilog_t *, int, const void *);
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typedef struct zil_rec_info {
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zil_prt_rec_func_t zri_print;
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const char *zri_name;
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uint64_t zri_count;
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} zil_rec_info_t;
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static zil_rec_info_t zil_rec_info[TX_MAX_TYPE] = {
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{.zri_print = NULL, .zri_name = "Total "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_MKXATTR "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_SYMLINK "},
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{.zri_print = zil_prt_rec_remove, .zri_name = "TX_REMOVE "},
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{.zri_print = zil_prt_rec_remove, .zri_name = "TX_RMDIR "},
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{.zri_print = zil_prt_rec_link, .zri_name = "TX_LINK "},
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{.zri_print = zil_prt_rec_rename, .zri_name = "TX_RENAME "},
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{.zri_print = zil_prt_rec_write, .zri_name = "TX_WRITE "},
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{.zri_print = zil_prt_rec_truncate, .zri_name = "TX_TRUNCATE "},
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{.zri_print = zil_prt_rec_setattr, .zri_name = "TX_SETATTR "},
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{.zri_print = zil_prt_rec_acl, .zri_name = "TX_ACL_V0 "},
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{.zri_print = zil_prt_rec_acl, .zri_name = "TX_ACL_ACL "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE_ACL "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE_ATTR "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_CREATE_ACL_ATTR "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR_ACL "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR_ATTR "},
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{.zri_print = zil_prt_rec_create, .zri_name = "TX_MKDIR_ACL_ATTR "},
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{.zri_print = zil_prt_rec_write, .zri_name = "TX_WRITE2 "},
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};
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/* ARGSUSED */
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static int
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print_log_record(zilog_t *zilog, const lr_t *lr, void *arg, uint64_t claim_txg)
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{
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int txtype;
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int verbose = MAX(dump_opt['d'], dump_opt['i']);
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/* reduce size of txtype to strip off TX_CI bit */
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txtype = lr->lrc_txtype;
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ASSERT(txtype != 0 && (uint_t)txtype < TX_MAX_TYPE);
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ASSERT(lr->lrc_txg);
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(void) printf("\t\t%s%s len %6llu, txg %llu, seq %llu\n",
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(lr->lrc_txtype & TX_CI) ? "CI-" : "",
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||
|
|
zil_rec_info[txtype].zri_name,
|
||
|
|
(u_longlong_t)lr->lrc_reclen,
|
||
|
|
(u_longlong_t)lr->lrc_txg,
|
||
|
|
(u_longlong_t)lr->lrc_seq);
|
||
|
|
|
||
|
|
if (txtype && verbose >= 3) {
|
||
|
|
if (!zilog->zl_os->os_encrypted) {
|
||
|
|
zil_rec_info[txtype].zri_print(zilog, txtype, lr);
|
||
|
|
} else {
|
||
|
|
(void) printf("%s(encrypted)\n", tab_prefix);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
zil_rec_info[txtype].zri_count++;
|
||
|
|
zil_rec_info[0].zri_count++;
|
||
|
|
|
||
|
|
return (0);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* ARGSUSED */
|
||
|
|
static int
|
||
|
|
print_log_block(zilog_t *zilog, const blkptr_t *bp, void *arg,
|
||
|
|
uint64_t claim_txg)
|
||
|
|
{
|
||
|
|
char blkbuf[BP_SPRINTF_LEN + 10];
|
||
|
|
int verbose = MAX(dump_opt['d'], dump_opt['i']);
|
||
|
|
const char *claim;
|
||
|
|
|
||
|
|
if (verbose <= 3)
|
||
|
|
return (0);
|
||
|
|
|
||
|
|
if (verbose >= 5) {
|
||
|
|
(void) strcpy(blkbuf, ", ");
|
||
|
|
snprintf_blkptr(blkbuf + strlen(blkbuf),
|
||
|
|
sizeof (blkbuf) - strlen(blkbuf), bp);
|
||
|
|
} else {
|
||
|
|
blkbuf[0] = '\0';
|
||
|
|
}
|
||
|
|
|
||
|
|
if (claim_txg != 0)
|
||
|
|
claim = "already claimed";
|
||
|
|
else if (bp->blk_birth >= spa_min_claim_txg(zilog->zl_spa))
|
||
|
|
claim = "will claim";
|
||
|
|
else
|
||
|
|
claim = "won't claim";
|
||
|
|
|
||
|
|
(void) printf("\tBlock seqno %llu, %s%s\n",
|
||
|
|
(u_longlong_t)bp->blk_cksum.zc_word[ZIL_ZC_SEQ], claim, blkbuf);
|
||
|
|
|
||
|
|
return (0);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
print_log_stats(int verbose)
|
||
|
|
{
|
||
|
|
unsigned i, w, p10;
|
||
|
|
|
||
|
|
if (verbose > 3)
|
||
|
|
(void) printf("\n");
|
||
|
|
|
||
|
|
if (zil_rec_info[0].zri_count == 0)
|
||
|
|
return;
|
||
|
|
|
||
|
|
for (w = 1, p10 = 10; zil_rec_info[0].zri_count >= p10; p10 *= 10)
|
||
|
|
w++;
|
||
|
|
|
||
|
|
for (i = 0; i < TX_MAX_TYPE; i++)
|
||
|
|
if (zil_rec_info[i].zri_count || verbose >= 3)
|
||
|
|
(void) printf("\t\t%s %*llu\n",
|
||
|
|
zil_rec_info[i].zri_name, w,
|
||
|
|
(u_longlong_t)zil_rec_info[i].zri_count);
|
||
|
|
(void) printf("\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
/* ARGSUSED */
|
||
|
|
void
|
||
|
|
dump_intent_log(zilog_t *zilog)
|
||
|
|
{
|
||
|
|
const zil_header_t *zh = zilog->zl_header;
|
||
|
|
int verbose = MAX(dump_opt['d'], dump_opt['i']);
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if (BP_IS_HOLE(&zh->zh_log) || verbose < 1)
|
||
|
|
return;
|
||
|
|
|
||
|
|
(void) printf("\n ZIL header: claim_txg %llu, "
|
||
|
|
"claim_blk_seq %llu, claim_lr_seq %llu",
|
||
|
|
(u_longlong_t)zh->zh_claim_txg,
|
||
|
|
(u_longlong_t)zh->zh_claim_blk_seq,
|
||
|
|
(u_longlong_t)zh->zh_claim_lr_seq);
|
||
|
|
(void) printf(" replay_seq %llu, flags 0x%llx\n",
|
||
|
|
(u_longlong_t)zh->zh_replay_seq, (u_longlong_t)zh->zh_flags);
|
||
|
|
|
||
|
|
for (i = 0; i < TX_MAX_TYPE; i++)
|
||
|
|
zil_rec_info[i].zri_count = 0;
|
||
|
|
|
||
|
|
/* see comment in zil_claim() or zil_check_log_chain() */
|
||
|
|
if (zilog->zl_spa->spa_uberblock.ub_checkpoint_txg != 0 &&
|
||
|
|
zh->zh_claim_txg == 0)
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (verbose >= 2) {
|
||
|
|
(void) printf("\n");
|
||
|
|
(void) zil_parse(zilog, print_log_block, print_log_record, NULL,
|
||
|
|
zh->zh_claim_txg, B_FALSE);
|
||
|
|
print_log_stats(verbose);
|
||
|
|
}
|
||
|
|
}
|