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Merge tulin@bk-internal.mysql.com:/home/bk/mysql-5.1-new-ndb

Browse source 
into  poseidon.ndb.mysql.com:/home/tomas/mysql-5.1-new


sql/ha_ndbcluster.cc:
  Auto merged
This commit is contained in:
unknown 2006-04-10 16:10:19 +02:00
commit 7c45e6156d
4 changed files with 190 additions and 55 deletions
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6
mysql-test/extra/rpl_tests/rpl_row_blob.test
View file

@ -183,3 +183,9 @@ connection master;
DROP TABLE IF EXISTS test.t1;
DROP TABLE IF EXISTS test.t2;
# ensure cleanup on slave as well:
# ndb blob tables consist of several tables
# if cluster is shutdown while not all tables are
# properly dropped, the table becomes inconsistent
# and wrecks later test cases
--sync_slave_with_master

93
sql/ha_ndbcluster.cc
View file

@ -4480,6 +4480,21 @@ int ha_ndbcluster::create(const char *name,
DBUG_RETURN(my_errno);
}
#ifdef HAVE_NDB_BINLOG
/*
Don't allow table creation unless
schema distribution table is setup
( unless it is a creation of the schema dist table itself )
*/
if (!schema_share &&
!(strcmp(m_dbname, NDB_REP_DB) == 0 &&
strcmp(m_tabname, NDB_SCHEMA_TABLE) == 0))
{
DBUG_PRINT("info", ("Schema distribution table not setup"));
DBUG_RETURN(HA_ERR_NO_CONNECTION);
}
#endif /* HAVE_NDB_BINLOG */
DBUG_PRINT("table", ("name: %s", m_tabname));
tab.setName(m_tabname);
tab.setLogging(!(info->options & HA_LEX_CREATE_TMP_TABLE));
@ -5004,7 +5019,8 @@ int ha_ndbcluster::rename_table(const char *from, const char *to)
is_old_table_tmpfile= 0;
String event_name(INJECTOR_EVENT_LEN);
ndb_rep_event_name(&event_name, from + sizeof(share_prefix) - 1, 0);
ndbcluster_handle_drop_table(ndb, event_name.c_ptr(), share);
ndbcluster_handle_drop_table(ndb, event_name.c_ptr(), share,
"rename table");
}
if (!result && !IS_TMP_PREFIX(new_tabname))
@ -5088,6 +5104,15 @@ ha_ndbcluster::delete_table(ha_ndbcluster *h, Ndb *ndb,
DBUG_ENTER("ha_ndbcluster::ndbcluster_delete_table");
NDBDICT *dict= ndb->getDictionary();
#ifdef HAVE_NDB_BINLOG
/*
Don't allow drop table unless
schema distribution table is setup
*/
if (!schema_share)
{
DBUG_PRINT("info", ("Schema distribution table not setup"));
DBUG_RETURN(HA_ERR_NO_CONNECTION);
}
NDB_SHARE *share= get_share(path, 0, false);
#endif
@ -5156,7 +5181,7 @@ ha_ndbcluster::delete_table(ha_ndbcluster *h, Ndb *ndb,
ndb_rep_event_name(&event_name, path + sizeof(share_prefix) - 1, 0);
ndbcluster_handle_drop_table(ndb,
table_dropped ? event_name.c_ptr() : 0,
share);
share, "delete table");
}
if (share)
@ -5185,6 +5210,18 @@ int ha_ndbcluster::delete_table(const char *name)
set_dbname(name);
set_tabname(name);
#ifdef HAVE_NDB_BINLOG
/*
Don't allow drop table unless
schema distribution table is setup
*/
if (!schema_share)
{
DBUG_PRINT("info", ("Schema distribution table not setup"));
DBUG_RETURN(HA_ERR_NO_CONNECTION);
}
#endif
if (check_ndb_connection())
DBUG_RETURN(HA_ERR_NO_CONNECTION);
@ -5406,6 +5443,11 @@ int ha_ndbcluster::open(const char *name, int mode, uint test_if_locked)
if (!res)
info(HA_STATUS_VARIABLE | HA_STATUS_CONST);
#ifdef HAVE_NDB_BINLOG
if (!ndb_binlog_tables_inited && ndb_binlog_running)
table->db_stat|= HA_READ_ONLY;
#endif
DBUG_RETURN(res);
}
@ -5704,6 +5746,19 @@ int ndbcluster_drop_database_impl(const char *path)
static void ndbcluster_drop_database(char *path)
{
DBUG_ENTER("ndbcluster_drop_database");
#ifdef HAVE_NDB_BINLOG
/*
Don't allow drop database unless
schema distribution table is setup
*/
if (!schema_share)
{
DBUG_PRINT("info", ("Schema distribution table not setup"));
DBUG_VOID_RETURN;
//DBUG_RETURN(HA_ERR_NO_CONNECTION);
}
#endif
ndbcluster_drop_database_impl(path);
#ifdef HAVE_NDB_BINLOG
char db[FN_REFLEN];
@ -5712,6 +5767,7 @@ static void ndbcluster_drop_database(char *path)
current_thd->query, current_thd->query_length,
db, "", 0, 0, SOT_DROP_DB);
#endif
DBUG_VOID_RETURN;
}
/*
find all tables in ndb and discover those needed
@ -5740,29 +5796,30 @@ int ndbcluster_find_all_files(THD *thd)
NDBDICT *dict= ndb->getDictionary();
int unhandled, retries= 5;
int unhandled, retries= 5, skipped;
do
{
if (dict->listObjects(list, NdbDictionary::Object::UserTable) != 0)
ERR_RETURN(dict->getNdbError());
unhandled= 0;
skipped= 0;
retries--;
for (uint i= 0 ; i < list.count ; i++)
{
NDBDICT::List::Element& elmt= list.elements[i];
int do_handle_table= 0;
if (IS_TMP_PREFIX(elmt.name) || IS_NDB_BLOB_PREFIX(elmt.name))
{
DBUG_PRINT("info", ("Skipping %s.%s in NDB", elmt.database, elmt.name));
continue;
}
DBUG_PRINT("info", ("Found %s.%s in NDB", elmt.database, elmt.name));
if (elmt.state == NDBOBJ::StateOnline ||
elmt.state == NDBOBJ::StateBackup)
do_handle_table= 1;
else if (!(elmt.state == NDBOBJ::StateBuilding))
if (elmt.state != NDBOBJ::StateOnline &&
elmt.state != NDBOBJ::StateBackup &&
elmt.state != NDBOBJ::StateBuilding)
{
sql_print_information("NDB: skipping setup table %s.%s, in state %d",
elmt.database, elmt.name, elmt.state);
skipped++;
continue;
}
@ -5771,7 +5828,7 @@ int ndbcluster_find_all_files(THD *thd)
if (!(ndbtab= dict->getTable(elmt.name)))
{
if (do_handle_table)
if (retries == 0)
sql_print_error("NDB: failed to setup table %s.%s, error: %d, %s",
elmt.database, elmt.name,
dict->getNdbError().code,
@ -5840,9 +5897,9 @@ int ndbcluster_find_all_files(THD *thd)
pthread_mutex_unlock(&LOCK_open);
}
}
while (unhandled && retries--);
while (unhandled && retries);
DBUG_RETURN(0);
DBUG_RETURN(-(skipped + unhandled));
}
int ndbcluster_find_files(THD *thd,const char *db,const char *path,
@ -7706,6 +7763,8 @@ pthread_handler_t ndb_util_thread_func(void *arg __attribute__((unused)))
pthread_cond_wait(&COND_server_started, &LOCK_server_started);
pthread_mutex_unlock(&LOCK_server_started);
ndbcluster_util_inited= 1;
/*
Wait for cluster to start
*/
@ -7737,6 +7796,8 @@ pthread_handler_t ndb_util_thread_func(void *arg __attribute__((unused)))
}
#ifdef HAVE_NDB_BINLOG
if (ndb_extra_logging && ndb_binlog_running)
sql_print_information("NDB Binlog: Ndb tables initially read only.");
/* create tables needed by the replication */
ndbcluster_setup_binlog_table_shares(thd);
#else
@ -7746,17 +7807,9 @@ pthread_handler_t ndb_util_thread_func(void *arg __attribute__((unused)))
ndbcluster_find_all_files(thd);
#endif
ndbcluster_util_inited= 1;
#ifdef HAVE_NDB_BINLOG
/* Signal injector thread that all is setup */
pthread_cond_signal(&injector_cond);
#endif
set_timespec(abstime, 0);
for (;!abort_loop;)
{
pthread_mutex_lock(&LOCK_ndb_util_thread);
pthread_cond_timedwait(&COND_ndb_util_thread,
&LOCK_ndb_util_thread,
@ -7774,7 +7827,7 @@ pthread_handler_t ndb_util_thread_func(void *arg __attribute__((unused)))
Check that the apply_status_share and schema_share has been created.
If not try to create it
*/
if (!apply_status_share || !schema_share)
if (!ndb_binlog_tables_inited)
ndbcluster_setup_binlog_table_shares(thd);
#endif

140
sql/ha_ndbcluster_binlog.cc
View file

@ -48,6 +48,7 @@ int ndb_binlog_thread_running= 0;
FALSE if not
*/
my_bool ndb_binlog_running= FALSE;
my_bool ndb_binlog_tables_inited= FALSE;
/*
Global reference to the ndb injector thread THD oject
@ -775,32 +776,50 @@ static int ndbcluster_create_schema_table(THD *thd)
DBUG_RETURN(0);
}
void ndbcluster_setup_binlog_table_shares(THD *thd)
int ndbcluster_setup_binlog_table_shares(THD *thd)
{
int done_find_all_files= 0;
if (!schema_share &&
ndbcluster_check_schema_share() == 0)
{
if (!done_find_all_files)
{
ndbcluster_find_all_files(thd);
done_find_all_files= 1;
}
ndbcluster_create_schema_table(thd);
// always make sure we create the 'schema' first
pthread_mutex_lock(&LOCK_open);
ndb_create_table_from_engine(thd, NDB_REP_DB, NDB_SCHEMA_TABLE);
pthread_mutex_unlock(&LOCK_open);
if (!schema_share)
return;
{
ndbcluster_create_schema_table(thd);
// always make sure we create the 'schema' first
if (!schema_share)
return 1;
}
}
if (!apply_status_share &&
ndbcluster_check_apply_status_share() == 0)
{
if (!done_find_all_files)
pthread_mutex_lock(&LOCK_open);
ndb_create_table_from_engine(thd, NDB_REP_DB, NDB_APPLY_TABLE);
pthread_mutex_unlock(&LOCK_open);
if (!apply_status_share)
{
ndbcluster_find_all_files(thd);
done_find_all_files= 1;
ndbcluster_create_apply_status_table(thd);
if (!apply_status_share)
return 1;
}
ndbcluster_create_apply_status_table(thd);
}
if (!ndbcluster_find_all_files(thd))
{
pthread_mutex_lock(&LOCK_open);
ndb_binlog_tables_inited= TRUE;
if (ndb_binlog_running)
{
if (ndb_extra_logging)
sql_print_information("NDB Binlog: ndb tables writable");
close_cached_tables((THD*) 0, 0, (TABLE_LIST*) 0, TRUE);
}
pthread_mutex_unlock(&LOCK_open);
/* Signal injector thread that all is setup */
pthread_cond_signal(&injector_cond);
}
return 0;
}
/*
@ -936,6 +955,31 @@ static char *ndb_pack_varchar(const NDBCOL *col, char *buf,
/*
log query in schema table
*/
static void ndb_report_waiting(const char *key,
int the_time,
const char *op,
const char *obj)
{
ulonglong ndb_latest_epoch= 0;
const char *proc_info= "<no info>";
pthread_mutex_lock(&injector_mutex);
if (injector_ndb)
ndb_latest_epoch= injector_ndb->getLatestGCI();
if (injector_thd)
proc_info= injector_thd->proc_info;
pthread_mutex_unlock(&injector_mutex);
sql_print_information("NDB %s:"
" waiting max %u sec for %s %s."
" epochs: (%u,%u,%u)"
" injector proc_info: %s"
,key, the_time, op, obj
,(uint)ndb_latest_handled_binlog_epoch
,(uint)ndb_latest_received_binlog_epoch
,(uint)ndb_latest_epoch
,proc_info
);
}
int ndbcluster_log_schema_op(THD *thd, NDB_SHARE *share,
const char *query, int query_length,
const char *db, const char *table_name,
@ -965,6 +1009,7 @@ int ndbcluster_log_schema_op(THD *thd, NDB_SHARE *share,
}
char tmp_buf2[FN_REFLEN];
const char *type_str;
switch (type)
{
case SOT_DROP_TABLE:
@ -975,6 +1020,7 @@ int ndbcluster_log_schema_op(THD *thd, NDB_SHARE *share,
query= tmp_buf2;
query_length= (uint) (strxmov(tmp_buf2, "drop table `",
table_name, "`", NullS) - tmp_buf2);
type_str= "drop table";
break;
case SOT_RENAME_TABLE:
/* redo the rename table query as is may contain several tables */
@ -982,20 +1028,28 @@ int ndbcluster_log_schema_op(THD *thd, NDB_SHARE *share,
query_length= (uint) (strxmov(tmp_buf2, "rename table `",
old_db, ".", old_table_name, "` to `",
db, ".", table_name, "`", NullS) - tmp_buf2);
type_str= "rename table";
break;
case SOT_CREATE_TABLE:
// fall through
type_str= "create table";
break;
case SOT_ALTER_TABLE:
type_str= "create table";
break;
case SOT_DROP_DB:
type_str= "drop db";
break;
case SOT_CREATE_DB:
type_str= "create db";
break;
case SOT_ALTER_DB:
type_str= "alter db";
break;
case SOT_TABLESPACE:
type_str= "tablespace";
break;
case SOT_LOGFILE_GROUP:
type_str= "logfile group";
break;
default:
abort(); /* should not happen, programming error */
@ -1201,13 +1255,13 @@ end:
max_timeout--;
if (max_timeout == 0)
{
sql_print_error("NDB create table: timed out. Ignoring...");
sql_print_error("NDB %s: distibuting %s timed out. Ignoring...",
type_str, ndb_schema_object->key);
break;
}
if (ndb_extra_logging)
sql_print_information("NDB create table: "
"waiting max %u sec for create table %s.",
max_timeout, ndb_schema_object->key);
ndb_report_waiting(type_str, max_timeout,
"distributing", ndb_schema_object->key);
}
(void) pthread_mutex_unlock(&ndb_schema_object->mutex);
}
@ -1689,9 +1743,15 @@ ndb_binlog_thread_handle_schema_event(THD *thd, Ndb *ndb,
// skip
break;
case NDBEVENT::TE_CLUSTER_FAILURE:
// fall through
case NDBEVENT::TE_DROP:
if (ndb_extra_logging &&
ndb_binlog_tables_inited && ndb_binlog_running)
sql_print_information("NDB Binlog: ndb tables initially "
"read only on reconnect.");
free_share(&schema_share);
schema_share= 0;
ndb_binlog_tables_inited= FALSE;
// fall through
case NDBEVENT::TE_ALTER:
ndb_handle_schema_change(thd, ndb, pOp, tmp_share);
@ -2494,9 +2554,15 @@ ndbcluster_create_event_ops(NDB_SHARE *share, const NDBTAB *ndbtab,
get_share(share);
if (do_apply_status_share)
{
apply_status_share= get_share(share);
(void) pthread_cond_signal(&injector_cond);
}
else if (do_schema_share)
{
schema_share= get_share(share);
(void) pthread_cond_signal(&injector_cond);
}
DBUG_PRINT("info",("%s share->op: 0x%lx, share->use_count: %u",
share->key, share->op, share->use_count));
@ -2513,7 +2579,7 @@ ndbcluster_create_event_ops(NDB_SHARE *share, const NDBTAB *ndbtab,
*/
int
ndbcluster_handle_drop_table(Ndb *ndb, const char *event_name,
NDB_SHARE *share)
NDB_SHARE *share, const char *type_str)
{
DBUG_ENTER("ndbcluster_handle_drop_table");
@ -2581,9 +2647,8 @@ ndbcluster_handle_drop_table(Ndb *ndb, const char *event_name,
break;
}
if (ndb_extra_logging)
sql_print_information("NDB delete table: "
"waiting max %u sec for drop table %s.",
max_timeout, share->key);
ndb_report_waiting(type_str, max_timeout,
type_str, share->key);
}
(void) pthread_mutex_unlock(&share->mutex);
#else
@ -2660,13 +2725,18 @@ ndb_binlog_thread_handle_non_data_event(Ndb *ndb, NdbEventOperation *pOp,
switch (type)
{
case NDBEVENT::TE_CLUSTER_FAILURE:
if (apply_status_share == share)
{
free_share(&apply_status_share);
apply_status_share= 0;
}
if (ndb_extra_logging)
sql_print_information("NDB Binlog: cluster failure for %s.", share->key);
if (apply_status_share == share)
{
if (ndb_extra_logging &&
ndb_binlog_tables_inited && ndb_binlog_running)
sql_print_information("NDB Binlog: ndb tables initially "
"read only on reconnect.");
free_share(&apply_status_share);
apply_status_share= 0;
ndb_binlog_tables_inited= FALSE;
}
DBUG_PRINT("info", ("CLUSTER FAILURE EVENT: "
"%s received share: 0x%lx op: %lx share op: %lx "
"op_old: %lx",
@ -2675,8 +2745,13 @@ ndb_binlog_thread_handle_non_data_event(Ndb *ndb, NdbEventOperation *pOp,
case NDBEVENT::TE_DROP:
if (apply_status_share == share)
{
if (ndb_extra_logging &&
ndb_binlog_tables_inited && ndb_binlog_running)
sql_print_information("NDB Binlog: ndb tables initially "
"read only on reconnect.");
free_share(&apply_status_share);
apply_status_share= 0;
ndb_binlog_tables_inited= FALSE;
}
/* ToDo: remove printout */
if (ndb_extra_logging)
@ -3087,7 +3162,7 @@ pthread_handler_t ndb_binlog_thread_func(void *arg)
thd->proc_info= "Waiting for ndbcluster to start";
pthread_mutex_lock(&injector_mutex);
while (!ndbcluster_util_inited)
while (!schema_share || !apply_status_share)
{
/* ndb not connected yet */
struct timespec abstime;
@ -3119,10 +3194,6 @@ pthread_handler_t ndb_binlog_thread_func(void *arg)
thd->db= db;
if (ndb_binlog_running)
open_binlog_index(thd, &binlog_tables, &binlog_index);
if (!apply_status_share)
{
sql_print_error("NDB: Could not get apply status share");
}
thd->db= db;
}
@ -3184,6 +3255,7 @@ pthread_handler_t ndb_binlog_thread_func(void *arg)
if (unlikely(schema_res > 0))
{
thd->proc_info= "Processing events from schema table";
schema_ndb->
setReportThreshEventGCISlip(ndb_report_thresh_binlog_epoch_slip);
schema_ndb->
@ -3379,6 +3451,7 @@ pthread_handler_t ndb_binlog_thread_func(void *arg)
if (trans.good())
{
//DBUG_ASSERT(row.n_inserts || row.n_updates || row.n_deletes);
thd->proc_info= "Committing events to binlog";
injector::transaction::binlog_pos start= trans.start_pos();
if (int r= trans.commit())
{
@ -3418,6 +3491,7 @@ pthread_handler_t ndb_binlog_thread_func(void *arg)
}
err:
DBUG_PRINT("info",("Shutting down cluster binlog thread"));
thd->proc_info= "Shutting down";
close_thread_tables(thd);
pthread_mutex_lock(&injector_mutex);
/* don't mess with the injector_ndb anymore from other threads */

6
sql/ha_ndbcluster_binlog.h
View file

@ -101,7 +101,8 @@ int ndbcluster_log_schema_op(THD *thd, NDB_SHARE *share,
const char *old_db= 0,
const char *old_table_name= 0);
int ndbcluster_handle_drop_table(Ndb *ndb, const char *event_name,
NDB_SHARE *share);
NDB_SHARE *share,
const char *type_str);
void ndb_rep_event_name(String *event_name,
const char *db, const char *tbl);
int ndb_create_table_from_engine(THD *thd, const char *db,
@ -112,12 +113,13 @@ pthread_handler_t ndb_binlog_thread_func(void *arg);
/*
table cluster_replication.apply_status
*/
void ndbcluster_setup_binlog_table_shares(THD *thd);
int ndbcluster_setup_binlog_table_shares(THD *thd);
extern NDB_SHARE *apply_status_share;
extern NDB_SHARE *schema_share;
extern THD *injector_thd;
extern my_bool ndb_binlog_running;
extern my_bool ndb_binlog_tables_inited;
bool
ndbcluster_show_status_binlog(THD* thd, stat_print_fn *stat_print,