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MDEV-8815: InnoDB should refuse to start if crash recovery fails instead of asserting

Browse Source 
Added error handling to crash recovery so that we stop instead of
asserting.
This commit is contained in:
Jan Lindström
2015-09-29 15:15:28 +03:00
parent a4e5902039
commit c13f4091f5
4 changed files with 80 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
storage/innobase/include/log0recv.h
View File

@@ -275,7 +275,7 @@ recv_sys_var_init(void);
Empties the hash table of stored log records, applying them to appropriate
pages. */
UNIV_INTERN
void
dberr_t
recv_apply_hashed_log_recs(
/*=======================*/
ibool allow_ibuf); /*!< in: if TRUE, also ibuf operations are

57
storage/innobase/log/log0recv.cc
View File

@@ -442,9 +442,10 @@ recv_sys_init(
}
/********************************************************//**
Empties the hash table when it has been fully processed. */
Empties the hash table when it has been fully processed.
@return DB_SUCCESS when successfull or DB_ERROR when fails. */
static
void
dberr_t
recv_sys_empty_hash(void)
/*=====================*/
{
@@ -458,13 +459,15 @@ recv_sys_empty_hash(void)
" log records on it %lu\n",
(ulong) recv_sys->n_addrs,
(ulong) recv_max_parsed_page_no);
ut_error;
return DB_ERROR;
}
hash_table_free(recv_sys->addr_hash);
mem_heap_empty(recv_sys->heap);
recv_sys->addr_hash = hash_create(buf_pool_get_curr_size() / 512);
return DB_SUCCESS;
}
#ifndef UNIV_HOTBACKUP
@@ -1779,9 +1782,10 @@ recv_read_in_area(
/*******************************************************************//**
Empties the hash table of stored log records, applying them to appropriate
pages. */
pages.
@return DB_SUCCESS when successfull or DB_ERROR when fails. */
UNIV_INTERN
void
dberr_t
recv_apply_hashed_log_recs(
/*=======================*/
ibool allow_ibuf) /*!< in: if TRUE, also ibuf operations are
@@ -1798,6 +1802,7 @@ recv_apply_hashed_log_recs(
ulint i;
ibool has_printed = FALSE;
mtr_t mtr;
dberr_t err = DB_SUCCESS;
loop:
mutex_enter(&(recv_sys->mutex));
@@ -1931,13 +1936,15 @@ loop:
recv_sys->apply_log_recs = FALSE;
recv_sys->apply_batch_on = FALSE;
recv_sys_empty_hash();
err = recv_sys_empty_hash();
if (has_printed) {
fprintf(stderr, "InnoDB: Apply batch completed\n");
}
mutex_exit(&(recv_sys->mutex));
return err;
}
#else /* !UNIV_HOTBACKUP */
/*******************************************************************//**
@@ -2258,7 +2265,6 @@ recv_report_corrupt_log(
if (!srv_force_recovery) {
fputs("InnoDB: Set innodb_force_recovery"
" to ignore this error.\n", stderr);
ut_error;
}
#endif /* !UNIV_HOTBACKUP */
@@ -2281,9 +2287,11 @@ static
ibool
recv_parse_log_recs(
/*================*/
ibool store_to_hash) /*!< in: TRUE if the records should be stored
ibool store_to_hash, /*!< in: TRUE if the records should be stored
to the hash table; this is set to FALSE if just
debug checking is needed */
dberr_t* err) /*!< out: DB_SUCCESS if successfull,
DB_ERROR if parsing fails. */
{
byte* ptr;
byte* end_ptr;
@@ -2392,7 +2400,8 @@ loop:
(ulint) type, space,
(char*)(body + 2));
ut_error;
*err = DB_ERROR;
return(FALSE);
}
}
#endif
@@ -2688,17 +2697,18 @@ recv_scan_log_recs(
if (log_crypt_block_maybe_encrypted(log_block,
&log_crypt_err)) {
/* Log block maybe encrypted */
/* Log block maybe encrypted finish processing*/
log_crypt_print_error(log_crypt_err);
*err = DB_ERROR;
return (TRUE);
}
/* Crash if we encounter a garbage log block */
/* Stop if we encounter a garbage log block */
if (!srv_force_recovery) {
fputs("InnoDB: Set innodb_force_recovery"
" to ignore this error.\n", stderr);
ut_error;
*err = DB_ERROR;
return (TRUE);
}
break;
@@ -2736,7 +2746,8 @@ recv_scan_log_recs(
/* This is not really an error, but currently
we stop here in the debug version: */
ut_error;
*err = DB_ERROR;
return (TRUE);
#endif
break;
}
@@ -2802,7 +2813,8 @@ recv_scan_log_recs(
" innodb_force_recovery"
" to ignore this error.\n",
stderr);
ut_error;
*err = DB_ERROR;
return (TRUE);
}
#endif /* !UNIV_HOTBACKUP */
@@ -2844,7 +2856,11 @@ recv_scan_log_recs(
if (more_data && !recv_sys->found_corrupt_log) {
/* Try to parse more log records */
recv_parse_log_recs(store_to_hash);
recv_parse_log_recs(store_to_hash, err);
if (*err != DB_SUCCESS) {
return (TRUE);
}
#ifndef UNIV_HOTBACKUP
if (store_to_hash
@@ -2856,7 +2872,12 @@ recv_scan_log_recs(
log yet: they would be produced by ibuf
operations */
recv_apply_hashed_log_recs(FALSE);
*err = recv_apply_hashed_log_recs(FALSE);
if (*err != DB_SUCCESS) {
/* Finish processing because of error */
return (TRUE);
}
}
#endif /* !UNIV_HOTBACKUP */
@@ -3174,7 +3195,7 @@ recv_recovery_from_checkpoint_start_func(
#ifdef UNIV_LOG_ARCHIVE
lsn_t old_scanned_lsn = recv_sys->scanned_lsn;
#endif /* UNIV_LOG_ARCHIVE */
dberr_t err;
dberr_t err = DB_SUCCESS;
recv_group_scan_log_recs(group, &contiguous_lsn,
&group_scanned_lsn, &err);
@@ -3276,7 +3297,7 @@ recv_recovery_from_checkpoint_start_func(
/* No harm in trying to do RO access. */
if (!srv_read_only_mode) {
ut_error;
return (DB_READ_ONLY);
}
return(DB_ERROR);

2
storage/xtradb/include/log0recv.h
View File

@@ -312,7 +312,7 @@ recv_sys_var_init(void);
Empties the hash table of stored log records, applying them to appropriate
pages. */
UNIV_INTERN
void
dberr_t
recv_apply_hashed_log_recs(
/*=======================*/
ibool allow_ibuf); /*!< in: if TRUE, also ibuf operations are

57
storage/xtradb/log/log0recv.cc
View File

@@ -446,9 +446,10 @@ recv_sys_init(
}
/********************************************************//**
Empties the hash table when it has been fully processed. */
Empties the hash table when it has been fully processed.
@return DB_SUCCESS when successfull or DB_ERROR when fails. */
static
void
dberr_t
recv_sys_empty_hash(void)
/*=====================*/
{
@@ -462,13 +463,15 @@ recv_sys_empty_hash(void)
" log records on it %lu\n",
(ulong) recv_sys->n_addrs,
(ulong) recv_max_parsed_page_no);
ut_error;
return DB_ERROR;
}
hash_table_free(recv_sys->addr_hash);
mem_heap_empty(recv_sys->heap);
recv_sys->addr_hash = hash_create(buf_pool_get_curr_size() / 512);
return DB_SUCCESS;
}
#ifndef UNIV_HOTBACKUP
@@ -1847,9 +1850,10 @@ recv_read_in_area(
/*******************************************************************//**
Empties the hash table of stored log records, applying them to appropriate
pages. */
pages.
@return DB_SUCCESS when successfull or DB_ERROR when fails. */
UNIV_INTERN
void
dberr_t
recv_apply_hashed_log_recs(
/*=======================*/
ibool allow_ibuf) /*!< in: if TRUE, also ibuf operations are
@@ -1866,6 +1870,7 @@ recv_apply_hashed_log_recs(
ulint i;
ibool has_printed = FALSE;
mtr_t mtr;
dberr_t err = DB_SUCCESS;
loop:
mutex_enter(&(recv_sys->mutex));
@@ -1999,13 +2004,15 @@ loop:
recv_sys->apply_log_recs = FALSE;
recv_sys->apply_batch_on = FALSE;
recv_sys_empty_hash();
err = recv_sys_empty_hash();
if (has_printed) {
fprintf(stderr, "InnoDB: Apply batch completed\n");
}
mutex_exit(&(recv_sys->mutex));
return err;
}
#else /* !UNIV_HOTBACKUP */
/*******************************************************************//**
@@ -2328,7 +2335,6 @@ recv_report_corrupt_log(
if (!srv_force_recovery) {
fputs("InnoDB: Set innodb_force_recovery"
" to ignore this error.\n", stderr);
ut_error;
}
#endif /* !UNIV_HOTBACKUP */
@@ -2351,9 +2357,11 @@ static
ibool
recv_parse_log_recs(
/*================*/
ibool store_to_hash) /*!< in: TRUE if the records should be stored
ibool store_to_hash, /*!< in: TRUE if the records should be stored
to the hash table; this is set to FALSE if just
debug checking is needed */
dberr_t* err) /*!< out: DB_SUCCESS if successfull,
DB_ERROR if parsing fails. */
{
byte* ptr;
byte* end_ptr;
@@ -2462,7 +2470,8 @@ loop:
(ulint) type, space,
(char*)(body + 2));
ut_error;
*err = DB_ERROR;
return(FALSE);
}
}
#endif
@@ -2758,17 +2767,18 @@ recv_scan_log_recs(
if (log_crypt_block_maybe_encrypted(log_block,
&log_crypt_err)) {
/* Log block maybe encrypted */
/* Log block maybe encrypted finish processing*/
log_crypt_print_error(log_crypt_err);
*err = DB_ERROR;
return (TRUE);
}
/* Crash if we encounter a garbage log block */
/* Stop if we encounter a garbage log block */
if (!srv_force_recovery) {
fputs("InnoDB: Set innodb_force_recovery"
" to ignore this error.\n", stderr);
ut_error;
*err = DB_ERROR;
return (TRUE);
}
break;
@@ -2806,7 +2816,8 @@ recv_scan_log_recs(
/* This is not really an error, but currently
we stop here in the debug version: */
ut_error;
*err = DB_ERROR;
return (TRUE);
#endif
break;
}
@@ -2872,7 +2883,8 @@ recv_scan_log_recs(
" innodb_force_recovery"
" to ignore this error.\n",
stderr);
ut_error;
*err = DB_ERROR;
return (TRUE);
}
#endif /* !UNIV_HOTBACKUP */
@@ -2914,7 +2926,11 @@ recv_scan_log_recs(
if (more_data && !recv_sys->found_corrupt_log) {
/* Try to parse more log records */
recv_parse_log_recs(store_to_hash);
recv_parse_log_recs(store_to_hash, err);
if (*err != DB_SUCCESS) {
return (TRUE);
}
#ifndef UNIV_HOTBACKUP
if (store_to_hash
@@ -2926,7 +2942,12 @@ recv_scan_log_recs(
log yet: they would be produced by ibuf
operations */
recv_apply_hashed_log_recs(FALSE);
*err = recv_apply_hashed_log_recs(FALSE);
if (*err != DB_SUCCESS) {
/* Finish processing because of error */
return (TRUE);
}
}
#endif /* !UNIV_HOTBACKUP */
@@ -3267,7 +3288,7 @@ recv_recovery_from_checkpoint_start_func(
#ifdef UNIV_LOG_ARCHIVE
lsn_t old_scanned_lsn = recv_sys->scanned_lsn;
#endif /* UNIV_LOG_ARCHIVE */
dberr_t err;
dberr_t err = DB_SUCCESS;
recv_group_scan_log_recs(group, &contiguous_lsn,
&group_scanned_lsn, &err);
@@ -3369,7 +3390,7 @@ recv_recovery_from_checkpoint_start_func(
/* No harm in trying to do RO access. */
if (!srv_read_only_mode) {
ut_error;
return (DB_READ_ONLY);
}
return(DB_ERROR);