From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp2120.oracle.com ([141.146.126.78]:49340 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932163AbeFJFKV (ORCPT ); Sun, 10 Jun 2018 01:10:21 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w5A5AFtD143687 for ; Sun, 10 Jun 2018 05:10:21 GMT Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by aserp2120.oracle.com with ESMTP id 2jgecx94pm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sun, 10 Jun 2018 05:10:20 +0000 Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w5A5AKSA004735 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sun, 10 Jun 2018 05:10:20 GMT Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w5A5AJT1030481 for ; Sun, 10 Jun 2018 05:10:19 GMT From: Allison Henderson Subject: [PATCH v2 22/27] xfsprogs: Add log item printing for ATTRI and ATTRD Date: Sat, 9 Jun 2018 22:07:47 -0700 Message-Id: <1528607272-11122-23-git-send-email-allison.henderson@oracle.com> In-Reply-To: <1528607272-11122-1-git-send-email-allison.henderson@oracle.com> References: <1528607272-11122-1-git-send-email-allison.henderson@oracle.com> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: linux-xfs@vger.kernel.org This patch implements a new set of log printing functions to print the ATTRI and ATTRD items and vectors in the log. These will be used during log dump and log recover operations. Signed-off-by: Allison Henderson --- logprint/log_misc.c | 11 ++ logprint/log_print_all.c | 12 +++ logprint/log_redo.c | 262 +++++++++++++++++++++++++++++++++++++++++++++++ logprint/logprint.h | 6 ++ 4 files changed, 291 insertions(+) diff --git a/logprint/log_misc.c b/logprint/log_misc.c index fd46cc3..23946a8 100644 --- a/logprint/log_misc.c +++ b/logprint/log_misc.c @@ -959,6 +959,17 @@ xlog_print_record( be32_to_cpu(op_head->oh_len)); break; } + case XFS_LI_ATTRI: { + skip = xlog_print_trans_attri(&ptr, + be32_to_cpu(op_head->oh_len), + &i); + break; + } + case XFS_LI_ATTRD: { + skip = xlog_print_trans_attrd(&ptr, + be32_to_cpu(op_head->oh_len)); + break; + } case XFS_LI_RUI: { skip = xlog_print_trans_rui(&ptr, be32_to_cpu(op_head->oh_len), diff --git a/logprint/log_print_all.c b/logprint/log_print_all.c index cdaf77b..7857522 100644 --- a/logprint/log_print_all.c +++ b/logprint/log_print_all.c @@ -412,6 +412,12 @@ xlog_recover_print_logitem( case XFS_LI_EFI: xlog_recover_print_efi(item); break; + case XFS_LI_ATTRD: + xlog_recover_print_attrd(item); + break; + case XFS_LI_ATTRI: + xlog_recover_print_attri(item); + break; case XFS_LI_RUD: xlog_recover_print_rud(item); break; @@ -464,6 +470,12 @@ xlog_recover_print_item( case XFS_LI_EFI: printf("EFI"); break; + case XFS_LI_ATTRD: + printf("ATTRD"); + break; + case XFS_LI_ATTRI: + printf("ATTRI"); + break; case XFS_LI_RUD: printf("RUD"); break; diff --git a/logprint/log_redo.c b/logprint/log_redo.c index d39f8e9..6618724 100644 --- a/logprint/log_redo.c +++ b/logprint/log_redo.c @@ -20,6 +20,7 @@ #include "libxlog.h" #include "logprint.h" +#include "xfs_attr_item.h" /* Extent Free Items */ @@ -665,3 +666,264 @@ xlog_recover_print_bud( f = item->ri_buf[0].i_addr; xlog_print_trans_bud(&f, sizeof(struct xfs_bud_log_format)); } + +/* Attr Items */ + +static int +xfs_attri_copy_log_format( + char *buf, + uint len, + struct xfs_attri_log_format *dst_attri_fmt) +{ + uint dst_len = sizeof(struct xfs_attri_log_format); + + if (len == dst_len) { + memcpy((char *)dst_attri_fmt, buf, len); + return 0; + } + + fprintf(stderr, _("%s: bad size of attri format: %u; expected %u\n"), + progname, len, dst_len); + return 1; +} + +static int +xfs_attri_copy_name_format( + char *buf, + uint len, + struct xfs_parent_name_rec *dst_attri_fmt) +{ + uint dst_len = ATTR_NVEC_SIZE(sizeof(struct xfs_parent_name_rec)); + + if (len == dst_len) { + memcpy((char *)dst_attri_fmt, buf, len); + return 0; + } + + fprintf(stderr, _("%s: bad size of attri name format: %u; expected %u\n"), + progname, len, dst_len); + + return 1; +} + +int +xlog_print_trans_attri( + char **ptr, + uint src_len, + int *i) +{ + struct xfs_attri_log_format *src_f = NULL; + xlog_op_header_t *head = NULL; + uint dst_len; + int error = 0; + + dst_len = sizeof(struct xfs_attri_log_format); + if (src_len != dst_len) { + fprintf(stderr, _("%s: bad size of attri format: %u; expected %u\n"), + progname, src_len, dst_len); + return 1; + } + + /* + * memmove to ensure 8-byte alignment for the long longs in + * xfs_attri_log_format_t structure + */ + if ((src_f = (struct xfs_attri_log_format *)malloc(src_len)) == NULL) { + fprintf(stderr, _("%s: xlog_print_trans_attri: malloc failed\n"), + progname); + exit(1); + } + memmove((char*)src_f, *ptr, src_len); + *ptr += src_len; + + printf(_("ATTRI: #regs: %d name_len: %d, value_len: %d id: 0x%llx\n"), + src_f->alfi_size, src_f->alfi_name_len, src_f->alfi_value_len, + (unsigned long long)src_f->alfi_id); + + if (src_f->alfi_name_len > 0) { + printf(_("\n")); + (*i)++; + head = (xlog_op_header_t *)*ptr; + xlog_print_op_header(head, *i, ptr); + error = xlog_print_trans_attri_name(ptr, be32_to_cpu(head->oh_len)); + if (error) + goto error; + } + + if (src_f->alfi_value_len > 0) { + printf(_("\n")); + (*i)++; + head = (xlog_op_header_t *)*ptr; + xlog_print_op_header(head, *i, ptr); + error = xlog_print_trans_attri_value(ptr, be32_to_cpu(head->oh_len), + src_f->alfi_value_len); + } +error: + free(src_f); + + return error; +} /* xlog_print_trans_attri */ + +int +xlog_print_trans_attri_name( + char **ptr, + uint src_len) +{ + struct xfs_parent_name_rec *src_f = NULL; + uint dst_len; + + dst_len = ATTR_NVEC_SIZE(sizeof(struct xfs_parent_name_rec)); + if (dst_len != src_len) { + fprintf(stderr, _("%s: bad size of attri name format: %u; expected %u\n"), + progname, src_len, dst_len); + return 1; + } + + /* + * memmove to ensure 8-byte alignment for the long longs in + * xfs_parent_name_rec structure + */ + if ((src_f = (struct xfs_parent_name_rec *)malloc(src_len)) == NULL) { + fprintf(stderr, _("%s: xlog_print_trans_attri_name: malloc failed\n"), progname); + exit(1); + } + memmove((char*)src_f, *ptr, src_len); + *ptr += src_len; + + printf(_("ATTRI: #p_ino: %llu p_gen: %u, p_diroffset: %u\n"), + be64_to_cpu(src_f->p_ino), be32_to_cpu(src_f->p_gen), + be32_to_cpu(src_f->p_diroffset)); + + free(src_f); + return 0; +} /* xlog_print_trans_attri */ + +int +xlog_print_trans_attri_value( + char **ptr, + uint src_len, + int value_len) +{ + char *f = NULL; + + if ((f = (char *)malloc(src_len)) == NULL) { + fprintf(stderr, _("%s: xlog_print_trans_attri: malloc failed\n"), progname); + exit(1); + } + + memcpy(f, *ptr, value_len); + printf(_("ATTRI: value: %.*s\n"), value_len, f); + *ptr += src_len; + + free(f); + return 0; +} /* xlog_print_trans_attri_value */ + +void +xlog_recover_print_attri( + xlog_recover_item_t *item) +{ + struct xfs_attri_log_format *f, *src_f = NULL; + uint src_len, dst_len; + + struct xfs_parent_name_rec *rec, *src_rec = NULL; + char *value, *src_value = NULL; + + int region = 0; + + src_f = (struct xfs_attri_log_format *)item->ri_buf[0].i_addr; + src_len = item->ri_buf[region].i_len; + + /* + * An xfs_attri_log_format structure contains a attribute name and + * variable length value as the last field. + */ + dst_len = sizeof(struct xfs_attri_log_format); + + if ((f = ((struct xfs_attri_log_format *)malloc(dst_len))) == NULL) { + fprintf(stderr, _("%s: xlog_recover_print_attri: malloc failed\n"), + progname); + exit(1); + } + if (xfs_attri_copy_log_format((char*)src_f, src_len, f)) + goto out; + + printf(_("ATTRI: #regs: %d name_len: %d, value_len: %d id: 0x%llx\n"), + f->alfi_size, f->alfi_name_len, f->alfi_value_len, (unsigned long long)f->alfi_id); + + if (f->alfi_name_len > 0) { + region++; + src_rec = (struct xfs_parent_name_rec *)item->ri_buf[region].i_addr; + src_len = item->ri_buf[region].i_len; + + dst_len = ATTR_NVEC_SIZE(sizeof(struct xfs_parent_name_rec)); + + if ((rec = ((struct xfs_parent_name_rec *)malloc(dst_len))) == NULL) { + fprintf(stderr, _("%s: xlog_recover_print_attri: malloc failed\n"), + progname); + exit(1); + } + if (xfs_attri_copy_name_format((char *)src_rec, src_len, rec)) { + goto out; + } + + printf(_("ATTRI: #inode: %llu gen: %u, offset: %u\n"), + be64_to_cpu(rec->p_ino), be32_to_cpu(rec->p_gen), be32_to_cpu(rec->p_diroffset)); + + free(rec); + } + + if (f->alfi_value_len > 0) { + region++; + src_value = (char *)item->ri_buf[region].i_addr; + + if ((value = ((char *)malloc(f->alfi_value_len))) == NULL) { + fprintf(stderr, _("%s: xlog_recover_print_attri: malloc failed\n"), + progname); + exit(1); + } + + memcpy((char *)value, (char *)src_value, f->alfi_value_len); + printf("ATTRI: value: %.*s\n", f->alfi_value_len, value); + + free(value); + } + +out: + free(f); + +} + +int +xlog_print_trans_attrd(char **ptr, uint len) +{ + struct xfs_attrd_log_format *f; + struct xfs_attrd_log_format lbuf; + uint core_size = sizeof(struct xfs_attrd_log_format); + + memcpy(&lbuf, *ptr, MIN(core_size, len)); + f = &lbuf; + *ptr += len; + if (len >= core_size) { + printf(_("ATTRD: #regs: %d id: 0x%llx\n"), + f->alfd_size, + (unsigned long long)f->alfd_alf_id); + return 0; + } else { + printf(_("ATTRD: Not enough data to decode further\n")); + return 1; + } +} /* xlog_print_trans_attrd */ + +void +xlog_recover_print_attrd( + xlog_recover_item_t *item) +{ + struct xfs_attrd_log_format *f; + + f = (struct xfs_attrd_log_format *)item->ri_buf[0].i_addr; + + printf(_(" ATTRD: #regs: %d id: 0x%llx\n"), + f->alfd_size, + (unsigned long long)f->alfd_alf_id); +} diff --git a/logprint/logprint.h b/logprint/logprint.h index 20f1be4..52e3619 100644 --- a/logprint/logprint.h +++ b/logprint/logprint.h @@ -64,4 +64,10 @@ extern void xlog_recover_print_bui(struct xlog_recover_item *item); extern int xlog_print_trans_bud(char **ptr, uint len); extern void xlog_recover_print_bud(struct xlog_recover_item *item); +extern int xlog_print_trans_attri(char **ptr, uint src_len, int *i); +extern int xlog_print_trans_attri_name(char **ptr, uint src_len); +extern int xlog_print_trans_attri_value(char **ptr, uint src_len, int value_len); +extern void xlog_recover_print_attri(xlog_recover_item_t *item); +extern int xlog_print_trans_attrd(char **ptr, uint len); +extern void xlog_recover_print_attrd(xlog_recover_item_t *item); #endif /* LOGPRINT_H */ -- 2.7.4