diff options
Diffstat (limited to 'contrib/opensolaris/cmd/zdb/zdb_il.c')
| -rw-r--r-- | contrib/opensolaris/cmd/zdb/zdb_il.c | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/contrib/opensolaris/cmd/zdb/zdb_il.c b/contrib/opensolaris/cmd/zdb/zdb_il.c new file mode 100644 index 0000000..10dfe20 --- /dev/null +++ b/contrib/opensolaris/cmd/zdb/zdb_il.c @@ -0,0 +1,354 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +/* + * Print intent log header and statistics. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <ctype.h> +#include <sys/zfs_context.h> +#include <sys/spa.h> +#include <sys/dmu.h> +#include <sys/stat.h> +#include <sys/resource.h> +#include <sys/zil.h> +#include <sys/zil_impl.h> + +extern uint8_t dump_opt[256]; + +static void +print_log_bp(const blkptr_t *bp, const char *prefix) +{ + char blkbuf[BP_SPRINTF_LEN]; + + sprintf_blkptr(blkbuf, BP_SPRINTF_LEN, bp); + (void) printf("%s%s\n", prefix, blkbuf); +} + +/* ARGSUSED */ +static void +zil_prt_rec_create(zilog_t *zilog, int txtype, lr_create_t *lr) +{ + time_t crtime = lr->lr_crtime[0]; + char *name = (char *)(lr + 1); + char *link = name + strlen(name) + 1; + + if (txtype == TX_SYMLINK) + (void) printf("\t\t\t%s -> %s\n", name, link); + else + (void) printf("\t\t\t%s\n", name); + + (void) printf("\t\t\t%s", ctime(&crtime)); + (void) printf("\t\t\tdoid %llu, foid %llu, mode %llo\n", + (u_longlong_t)lr->lr_doid, (u_longlong_t)lr->lr_foid, + (longlong_t)lr->lr_mode); + (void) printf("\t\t\tuid %llu, gid %llu, gen %llu, rdev 0x%llx\n", + (u_longlong_t)lr->lr_uid, (u_longlong_t)lr->lr_gid, + (u_longlong_t)lr->lr_gen, (u_longlong_t)lr->lr_rdev); +} + +/* ARGSUSED */ +static void +zil_prt_rec_remove(zilog_t *zilog, int txtype, lr_remove_t *lr) +{ + (void) printf("\t\t\tdoid %llu, name %s\n", + (u_longlong_t)lr->lr_doid, (char *)(lr + 1)); +} + +/* ARGSUSED */ +static void +zil_prt_rec_link(zilog_t *zilog, int txtype, lr_link_t *lr) +{ + (void) printf("\t\t\tdoid %llu, link_obj %llu, name %s\n", + (u_longlong_t)lr->lr_doid, (u_longlong_t)lr->lr_link_obj, + (char *)(lr + 1)); +} + +/* ARGSUSED */ +static void +zil_prt_rec_rename(zilog_t *zilog, int txtype, lr_rename_t *lr) +{ + char *snm = (char *)(lr + 1); + char *tnm = snm + strlen(snm) + 1; + + (void) printf("\t\t\tsdoid %llu, tdoid %llu\n", + (u_longlong_t)lr->lr_sdoid, (u_longlong_t)lr->lr_tdoid); + (void) printf("\t\t\tsrc %s tgt %s\n", snm, tnm); +} + +/* ARGSUSED */ +static void +zil_prt_rec_write(zilog_t *zilog, int txtype, lr_write_t *lr) +{ + char *data, *dlimit; + blkptr_t *bp = &lr->lr_blkptr; + char buf[SPA_MAXBLOCKSIZE]; + int verbose = MAX(dump_opt['d'], dump_opt['i']); + int error; + + (void) printf("\t\t\tfoid %llu, offset 0x%llx," + " length 0x%llx, blkoff 0x%llx\n", + (u_longlong_t)lr->lr_foid, (longlong_t)lr->lr_offset, + (u_longlong_t)lr->lr_length, (u_longlong_t)lr->lr_blkoff); + + if (verbose < 5) + return; + + if (lr->lr_common.lrc_reclen == sizeof (lr_write_t)) { + (void) printf("\t\t\thas blkptr, %s\n", + bp->blk_birth >= spa_first_txg(zilog->zl_spa) ? + "will claim" : "won't claim"); + print_log_bp(bp, "\t\t\t"); + if (bp->blk_birth == 0) { + bzero(buf, sizeof (buf)); + } else { + zbookmark_t zb; + + ASSERT3U(bp->blk_cksum.zc_word[ZIL_ZC_OBJSET], ==, + dmu_objset_id(zilog->zl_os)); + + zb.zb_objset = bp->blk_cksum.zc_word[ZIL_ZC_OBJSET]; + zb.zb_object = 0; + zb.zb_level = -1; + zb.zb_blkid = bp->blk_cksum.zc_word[ZIL_ZC_SEQ]; + + error = zio_wait(zio_read(NULL, zilog->zl_spa, + bp, buf, BP_GET_LSIZE(bp), NULL, NULL, + ZIO_PRIORITY_SYNC_READ, ZIO_FLAG_CANFAIL, &zb)); + if (error) + return; + } + data = buf + lr->lr_blkoff; + } else { + data = (char *)(lr + 1); + } + + dlimit = data + MIN(lr->lr_length, + (verbose < 6 ? 20 : SPA_MAXBLOCKSIZE)); + + (void) printf("\t\t\t"); + while (data < dlimit) { + if (isprint(*data)) + (void) printf("%c ", *data); + else + (void) printf("%2X", *data); + data++; + } + (void) printf("\n"); +} + +/* ARGSUSED */ +static void +zil_prt_rec_truncate(zilog_t *zilog, int txtype, lr_truncate_t *lr) +{ + (void) printf("\t\t\tfoid %llu, offset 0x%llx, length 0x%llx\n", + (u_longlong_t)lr->lr_foid, (longlong_t)lr->lr_offset, + (u_longlong_t)lr->lr_length); +} + +/* ARGSUSED */ +static void +zil_prt_rec_setattr(zilog_t *zilog, int txtype, lr_setattr_t *lr) +{ + time_t atime = (time_t)lr->lr_atime[0]; + time_t mtime = (time_t)lr->lr_mtime[0]; + + (void) printf("\t\t\tfoid %llu, mask 0x%llx\n", + (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_mask); + + if (lr->lr_mask & AT_MODE) { + (void) printf("\t\t\tAT_MODE %llo\n", + (longlong_t)lr->lr_mode); + } + + if (lr->lr_mask & AT_UID) { + (void) printf("\t\t\tAT_UID %llu\n", + (u_longlong_t)lr->lr_uid); + } + + if (lr->lr_mask & AT_GID) { + (void) printf("\t\t\tAT_GID %llu\n", + (u_longlong_t)lr->lr_gid); + } + + if (lr->lr_mask & AT_SIZE) { + (void) printf("\t\t\tAT_SIZE %llu\n", + (u_longlong_t)lr->lr_size); + } + + if (lr->lr_mask & AT_ATIME) { + (void) printf("\t\t\tAT_ATIME %llu.%09llu %s", + (u_longlong_t)lr->lr_atime[0], + (u_longlong_t)lr->lr_atime[1], + ctime(&atime)); + } + + if (lr->lr_mask & AT_MTIME) { + (void) printf("\t\t\tAT_MTIME %llu.%09llu %s", + (u_longlong_t)lr->lr_mtime[0], + (u_longlong_t)lr->lr_mtime[1], + ctime(&mtime)); + } +} + +/* ARGSUSED */ +static void +zil_prt_rec_acl(zilog_t *zilog, int txtype, lr_acl_t *lr) +{ + (void) printf("\t\t\tfoid %llu, aclcnt %llu\n", + (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_aclcnt); +} + +typedef void (*zil_prt_rec_func_t)(); +typedef struct zil_rec_info { + zil_prt_rec_func_t zri_print; + char *zri_name; + uint64_t zri_count; +} zil_rec_info_t; + +static zil_rec_info_t zil_rec_info[TX_MAX_TYPE] = { + { NULL, "Total " }, + { zil_prt_rec_create, "TX_CREATE " }, + { zil_prt_rec_create, "TX_MKDIR " }, + { zil_prt_rec_create, "TX_MKXATTR " }, + { zil_prt_rec_create, "TX_SYMLINK " }, + { zil_prt_rec_remove, "TX_REMOVE " }, + { zil_prt_rec_remove, "TX_RMDIR " }, + { zil_prt_rec_link, "TX_LINK " }, + { zil_prt_rec_rename, "TX_RENAME " }, + { zil_prt_rec_write, "TX_WRITE " }, + { zil_prt_rec_truncate, "TX_TRUNCATE" }, + { zil_prt_rec_setattr, "TX_SETATTR " }, + { zil_prt_rec_acl, "TX_ACL " }, +}; + +/* ARGSUSED */ +static void +print_log_record(zilog_t *zilog, lr_t *lr, void *arg, uint64_t claim_txg) +{ + int txtype; + int verbose = MAX(dump_opt['d'], dump_opt['i']); + + txtype = lr->lrc_txtype; + + ASSERT(txtype != 0 && (uint_t)txtype < TX_MAX_TYPE); + ASSERT(lr->lrc_txg); + + (void) printf("\t\t%s len %6llu, txg %llu, seq %llu\n", + 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) + zil_rec_info[txtype].zri_print(zilog, txtype, lr); + + zil_rec_info[txtype].zri_count++; + zil_rec_info[0].zri_count++; +} + +/* ARGSUSED */ +static void +print_log_block(zilog_t *zilog, blkptr_t *bp, void *arg, uint64_t claim_txg) +{ + char blkbuf[BP_SPRINTF_LEN]; + int verbose = MAX(dump_opt['d'], dump_opt['i']); + char *claim; + + if (verbose <= 3) + return; + + if (verbose >= 5) { + (void) strcpy(blkbuf, ", "); + sprintf_blkptr(blkbuf + strlen(blkbuf), + BP_SPRINTF_LEN - strlen(blkbuf), bp); + } else { + blkbuf[0] = '\0'; + } + + if (claim_txg != 0) + claim = "already claimed"; + else if (bp->blk_birth >= spa_first_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); +} + +static void +print_log_stats(int verbose) +{ + int 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 (zh->zh_log.blk_birth == 0 || verbose < 2) + return; + + (void) printf("\n ZIL header: claim_txg %llu, seq %llu\n", + (u_longlong_t)zh->zh_claim_txg, (u_longlong_t)zh->zh_replay_seq); + + if (verbose >= 4) + print_log_bp(&zh->zh_log, "\n\tfirst block: "); + + for (i = 0; i < TX_MAX_TYPE; i++) + zil_rec_info[i].zri_count = 0; + + if (verbose >= 2) { + (void) printf("\n"); + (void) zil_parse(zilog, print_log_block, print_log_record, NULL, + zh->zh_claim_txg); + print_log_stats(verbose); + } +} |
