diff options
author | Yuchen Pei <yuchen.pei@mariadb.com> | 2023-01-12 13:41:49 +1100 |
---|---|---|
committer | Yuchen Pei <yuchen.pei@mariadb.com> | 2023-01-20 15:12:24 +1100 |
commit | 56ab935fbbf164c6ee63b819906651376a466a1a (patch) | |
tree | be499ee5e08466cb34b591cf524bd6d1a9414140 | |
parent | a01abad6193a39a9cdaa2b36b2a40be1759be0ce (diff) | |
download | mariadb-git-56ab935fbbf164c6ee63b819906651376a466a1a.tar.gz |
MDEV-26541 Make UBSAN builds work with spider again.bb-10.6-mdev-26541
When built with ubsan and trying to load the spider plugin, the hidden
visibility of mysqld compiling flag causes ha_spider.so to be missing
the symbol ha_partition. This commit fixes that, as well as some
memcpy null pointer issues when built with ubsan.
Signed-off-by: Yuchen Pei <yuchen.pei@mariadb.com>
-rw-r--r-- | sql/CMakeLists.txt | 9 | ||||
-rw-r--r-- | storage/spider/mysql-test/spider/bugfix/r/mdev_26541.result | 20 | ||||
-rw-r--r-- | storage/spider/mysql-test/spider/bugfix/t/mdev_26541.test | 40 | ||||
-rw-r--r-- | storage/spider/spd_conn.cc | 19 | ||||
-rw-r--r-- | storage/spider/spd_trx.cc | 252 |
5 files changed, 215 insertions, 125 deletions
diff --git a/sql/CMakeLists.txt b/sql/CMakeLists.txt index 7b99e2bdb0b..711b7d9101a 100644 --- a/sql/CMakeLists.txt +++ b/sql/CMakeLists.txt @@ -230,6 +230,15 @@ FOREACH(se aria partition perfschema sql_sequence wsrep) ENDIF() ENDFOREACH() +IF(VISIBILITY_HIDDEN_FLAG AND TARGET partition AND WITH_UBSAN) + # the spider plugin needs some partition symbols from inside mysqld + # when built with ubsan, in which case we need to remove + # -fvisibility=hidden from partition + GET_TARGET_PROPERTY(f partition COMPILE_FLAGS) + STRING(REPLACE "${VISIBILITY_HIDDEN_FLAG}" "" f ${f}) + SET_TARGET_PROPERTIES(partition PROPERTIES COMPILE_FLAGS "${f}") +ENDIF() + IF(WIN32) SET(MYSQLD_SOURCE main.cc message.rc) ELSE() diff --git a/storage/spider/mysql-test/spider/bugfix/r/mdev_26541.result b/storage/spider/mysql-test/spider/bugfix/r/mdev_26541.result new file mode 100644 index 00000000000..b2edaff6918 --- /dev/null +++ b/storage/spider/mysql-test/spider/bugfix/r/mdev_26541.result @@ -0,0 +1,20 @@ +# +# MDEV-26541 Undefined symbol: _ZTI12ha_partition when attempting to use ha_spider.so in UBSAN builds +# +INSTALL PLUGIN spider SONAME 'ha_spider.so'; +DROP FUNCTION spider_flush_table_mon_cache; +DROP FUNCTION spider_copy_tables; +DROP FUNCTION spider_ping_table; +DROP FUNCTION spider_bg_direct_sql; +DROP FUNCTION spider_direct_sql; +UNINSTALL PLUGIN spider_alloc_mem; +UNINSTALL PLUGIN spider; +DROP TABLE IF EXISTS mysql.spider_xa; +DROP TABLE IF EXISTS mysql.spider_xa_member; +DROP TABLE IF EXISTS mysql.spider_xa_failed_log; +DROP TABLE IF EXISTS mysql.spider_tables; +DROP TABLE IF EXISTS mysql.spider_link_mon_servers; +DROP TABLE IF EXISTS mysql.spider_link_failed_log; +DROP TABLE IF EXISTS mysql.spider_table_position_for_recovery; +DROP TABLE IF EXISTS mysql.spider_table_sts; +DROP TABLE IF EXISTS mysql.spider_table_crd; diff --git a/storage/spider/mysql-test/spider/bugfix/t/mdev_26541.test b/storage/spider/mysql-test/spider/bugfix/t/mdev_26541.test new file mode 100644 index 00000000000..ffd99390748 --- /dev/null +++ b/storage/spider/mysql-test/spider/bugfix/t/mdev_26541.test @@ -0,0 +1,40 @@ +--echo # +--echo # MDEV-26541 Undefined symbol: _ZTI12ha_partition when attempting to use ha_spider.so in UBSAN builds +--echo # + +if (`select not(count(*)) from information_schema.system_variables where variable_name='have_sanitizer' and global_value="UBSAN"`) +{ +--skip test needs to be run with UBSAN +} + +# init spider + +INSTALL PLUGIN spider SONAME 'ha_spider.so'; + +let $PLUGIN_NAME= spider_flush_table_mon_cache; +let $PLUGIN_EXIST= + `SELECT COUNT(*) FROM mysql.func WHERE name = '$PLUGIN_NAME'`; +while (!$PLUGIN_EXIST) +{ + let $PLUGIN_EXIST= + `SELECT COUNT(*) FROM mysql.func WHERE name = '$PLUGIN_NAME'`; +} + +# deinit spider + +DROP FUNCTION spider_flush_table_mon_cache; +DROP FUNCTION spider_copy_tables; +DROP FUNCTION spider_ping_table; +DROP FUNCTION spider_bg_direct_sql; +DROP FUNCTION spider_direct_sql; +UNINSTALL PLUGIN spider_alloc_mem; +UNINSTALL PLUGIN spider; +DROP TABLE IF EXISTS mysql.spider_xa; +DROP TABLE IF EXISTS mysql.spider_xa_member; +DROP TABLE IF EXISTS mysql.spider_xa_failed_log; +DROP TABLE IF EXISTS mysql.spider_tables; +DROP TABLE IF EXISTS mysql.spider_link_mon_servers; +DROP TABLE IF EXISTS mysql.spider_link_failed_log; +DROP TABLE IF EXISTS mysql.spider_table_position_for_recovery; +DROP TABLE IF EXISTS mysql.spider_table_sts; +DROP TABLE IF EXISTS mysql.spider_table_crd; diff --git a/storage/spider/spd_conn.cc b/storage/spider/spd_conn.cc index 80d2489185b..fc6d0232855 100644 --- a/storage/spider/spd_conn.cc +++ b/storage/spider/spd_conn.cc @@ -642,18 +642,25 @@ SPIDER_CONN *spider_create_conn( conn->tgt_host = tmp_host; memcpy(conn->tgt_host, share->tgt_hosts[link_idx], share->tgt_hosts_lengths[link_idx]); + conn->tgt_username_length = share->tgt_usernames_lengths[link_idx]; conn->tgt_username = tmp_username; - memcpy(conn->tgt_username, share->tgt_usernames[link_idx], - share->tgt_usernames_lengths[link_idx]); + if (conn->tgt_username_length) + memcpy(conn->tgt_username, share->tgt_usernames[link_idx], + share->tgt_usernames_lengths[link_idx]); + conn->tgt_password_length = share->tgt_passwords_lengths[link_idx]; conn->tgt_password = tmp_password; - memcpy(conn->tgt_password, share->tgt_passwords[link_idx], - share->tgt_passwords_lengths[link_idx]); + if (conn->tgt_password_length) + memcpy(conn->tgt_password, share->tgt_passwords[link_idx], + share->tgt_passwords_lengths[link_idx]); + conn->tgt_socket_length = share->tgt_sockets_lengths[link_idx]; conn->tgt_socket = tmp_socket; - memcpy(conn->tgt_socket, share->tgt_sockets[link_idx], - share->tgt_sockets_lengths[link_idx]); + if (conn->tgt_socket_length) + memcpy(conn->tgt_socket, share->tgt_sockets[link_idx], + share->tgt_sockets_lengths[link_idx]); + conn->tgt_wrapper_length = share->tgt_wrappers_lengths[link_idx]; conn->tgt_wrapper = tmp_wrapper; memcpy(conn->tgt_wrapper, share->tgt_wrappers[link_idx], diff --git a/storage/spider/spd_trx.cc b/storage/spider/spd_trx.cc index 0023a5d4bbc..d7e40376093 100644 --- a/storage/spider/spd_trx.cc +++ b/storage/spider/spd_trx.cc @@ -645,130 +645,144 @@ int spider_create_trx_alter_table( alter_table->tmp_tgt_drivers_lengths = tmp_tgt_drivers_lengths; alter_table->tmp_static_link_ids_lengths = tmp_static_link_ids_lengths; + size_t len; for(roop_count = 0; roop_count < (int) share->all_link_count; roop_count++) { - tmp_server_names[roop_count] = tmp_server_names_char; - memcpy(tmp_server_names_char, - share_alter->tmp_server_names[roop_count], - sizeof(char) * share_alter->tmp_server_names_lengths[roop_count]); - tmp_server_names_char += - share_alter->tmp_server_names_lengths[roop_count] + 1; - - tmp_tgt_table_names[roop_count] = tmp_tgt_table_names_char; - memcpy(tmp_tgt_table_names_char, - share_alter->tmp_tgt_table_names[roop_count], - sizeof(char) * share_alter->tmp_tgt_table_names_lengths[roop_count]); - tmp_tgt_table_names_char += - share_alter->tmp_tgt_table_names_lengths[roop_count] + 1; - - tmp_tgt_dbs[roop_count] = tmp_tgt_dbs_char; - memcpy(tmp_tgt_dbs_char, share_alter->tmp_tgt_dbs[roop_count], - sizeof(char) * share_alter->tmp_tgt_dbs_lengths[roop_count]); - tmp_tgt_dbs_char += - share_alter->tmp_tgt_dbs_lengths[roop_count] + 1; - - tmp_tgt_hosts[roop_count] = tmp_tgt_hosts_char; - memcpy(tmp_tgt_hosts_char, share_alter->tmp_tgt_hosts[roop_count], - sizeof(char) * share_alter->tmp_tgt_hosts_lengths[roop_count]); - tmp_tgt_hosts_char += - share_alter->tmp_tgt_hosts_lengths[roop_count] + 1; - - tmp_tgt_usernames[roop_count] = tmp_tgt_usernames_char; - memcpy(tmp_tgt_usernames_char, share_alter->tmp_tgt_usernames[roop_count], - sizeof(char) * share_alter->tmp_tgt_usernames_lengths[roop_count]); - tmp_tgt_usernames_char += - share_alter->tmp_tgt_usernames_lengths[roop_count] + 1; - - tmp_tgt_passwords[roop_count] = tmp_tgt_passwords_char; - memcpy(tmp_tgt_passwords_char, share_alter->tmp_tgt_passwords[roop_count], - sizeof(char) * share_alter->tmp_tgt_passwords_lengths[roop_count]); - tmp_tgt_passwords_char += - share_alter->tmp_tgt_passwords_lengths[roop_count] + 1; - - tmp_tgt_sockets[roop_count] = tmp_tgt_sockets_char; - memcpy(tmp_tgt_sockets_char, share_alter->tmp_tgt_sockets[roop_count], - sizeof(char) * share_alter->tmp_tgt_sockets_lengths[roop_count]); - tmp_tgt_sockets_char += - share_alter->tmp_tgt_sockets_lengths[roop_count] + 1; - - tmp_tgt_wrappers[roop_count] = tmp_tgt_wrappers_char; - memcpy(tmp_tgt_wrappers_char, share_alter->tmp_tgt_wrappers[roop_count], - sizeof(char) * share_alter->tmp_tgt_wrappers_lengths[roop_count]); - tmp_tgt_wrappers_char += - share_alter->tmp_tgt_wrappers_lengths[roop_count] + 1; - - tmp_tgt_ssl_cas[roop_count] = tmp_tgt_ssl_cas_char; - memcpy(tmp_tgt_ssl_cas_char, share_alter->tmp_tgt_ssl_cas[roop_count], - sizeof(char) * share_alter->tmp_tgt_ssl_cas_lengths[roop_count]); - tmp_tgt_ssl_cas_char += - share_alter->tmp_tgt_ssl_cas_lengths[roop_count] + 1; - - tmp_tgt_ssl_capaths[roop_count] = tmp_tgt_ssl_capaths_char; - memcpy(tmp_tgt_ssl_capaths_char, - share_alter->tmp_tgt_ssl_capaths[roop_count], - sizeof(char) * share_alter->tmp_tgt_ssl_capaths_lengths[roop_count]); - tmp_tgt_ssl_capaths_char += - share_alter->tmp_tgt_ssl_capaths_lengths[roop_count] + 1; - - tmp_tgt_ssl_certs[roop_count] = tmp_tgt_ssl_certs_char; - memcpy(tmp_tgt_ssl_certs_char, share_alter->tmp_tgt_ssl_certs[roop_count], - sizeof(char) * share_alter->tmp_tgt_ssl_certs_lengths[roop_count]); - tmp_tgt_ssl_certs_char += - share_alter->tmp_tgt_ssl_certs_lengths[roop_count] + 1; - - tmp_tgt_ssl_ciphers[roop_count] = tmp_tgt_ssl_ciphers_char; - memcpy(tmp_tgt_ssl_ciphers_char, - share_alter->tmp_tgt_ssl_ciphers[roop_count], - sizeof(char) * share_alter->tmp_tgt_ssl_ciphers_lengths[roop_count]); - tmp_tgt_ssl_ciphers_char += - share_alter->tmp_tgt_ssl_ciphers_lengths[roop_count] + 1; - - tmp_tgt_ssl_keys[roop_count] = tmp_tgt_ssl_keys_char; - memcpy(tmp_tgt_ssl_keys_char, share_alter->tmp_tgt_ssl_keys[roop_count], - sizeof(char) * share_alter->tmp_tgt_ssl_keys_lengths[roop_count]); - tmp_tgt_ssl_keys_char += - share_alter->tmp_tgt_ssl_keys_lengths[roop_count] + 1; - - tmp_tgt_default_files[roop_count] = tmp_tgt_default_files_char; - memcpy(tmp_tgt_default_files_char, - share_alter->tmp_tgt_default_files[roop_count], - sizeof(char) * share_alter->tmp_tgt_default_files_lengths[roop_count]); - tmp_tgt_default_files_char += - share_alter->tmp_tgt_default_files_lengths[roop_count] + 1; - - tmp_tgt_default_groups[roop_count] = tmp_tgt_default_groups_char; - memcpy(tmp_tgt_default_groups_char, - share_alter->tmp_tgt_default_groups[roop_count], - sizeof(char) * share_alter->tmp_tgt_default_groups_lengths[roop_count]); - tmp_tgt_default_groups_char += - share_alter->tmp_tgt_default_groups_lengths[roop_count] + 1; - - tmp_tgt_dsns[roop_count] = tmp_tgt_dsns_char; - memcpy(tmp_tgt_dsns_char, share_alter->tmp_tgt_dsns[roop_count], - sizeof(char) * share_alter->tmp_tgt_dsns_lengths[roop_count]); - tmp_tgt_dsns_char += - share_alter->tmp_tgt_dsns_lengths[roop_count] + 1; - - tmp_tgt_filedsns[roop_count] = tmp_tgt_filedsns_char; - memcpy(tmp_tgt_filedsns_char, share_alter->tmp_tgt_filedsns[roop_count], - sizeof(char) * share_alter->tmp_tgt_filedsns_lengths[roop_count]); - tmp_tgt_filedsns_char += - share_alter->tmp_tgt_filedsns_lengths[roop_count] + 1; - - tmp_tgt_drivers[roop_count] = tmp_tgt_drivers_char; - memcpy(tmp_tgt_drivers_char, share_alter->tmp_tgt_drivers[roop_count], - sizeof(char) * share_alter->tmp_tgt_drivers_lengths[roop_count]); - tmp_tgt_drivers_char += - share_alter->tmp_tgt_drivers_lengths[roop_count] + 1; - - if (share_alter->tmp_static_link_ids[roop_count]) + if ((len= + sizeof(char) * share_alter->tmp_server_names_lengths[roop_count])) + { + tmp_server_names[roop_count]= tmp_server_names_char; + memcpy(tmp_server_names_char, share_alter->tmp_server_names[roop_count], + len); + tmp_server_names_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_table_names_lengths[roop_count])) + { + tmp_tgt_table_names[roop_count]= tmp_tgt_table_names_char; + memcpy(tmp_tgt_table_names_char, + share_alter->tmp_tgt_table_names[roop_count], len); + tmp_tgt_table_names_char+= len + 1; + } + + if ((len= sizeof(char) * share_alter->tmp_tgt_dbs_lengths[roop_count])) + { + tmp_tgt_dbs[roop_count]= tmp_tgt_dbs_char; + memcpy(tmp_tgt_dbs_char, share_alter->tmp_tgt_dbs[roop_count], len); + tmp_tgt_dbs_char+= len + 1; + } + + if ((len= sizeof(char) * share_alter->tmp_tgt_hosts_lengths[roop_count])) + { + tmp_tgt_hosts[roop_count]= tmp_tgt_hosts_char; + memcpy(tmp_tgt_hosts_char, share_alter->tmp_tgt_hosts[roop_count], len); + tmp_tgt_hosts_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_usernames_lengths[roop_count])) + { + tmp_tgt_usernames[roop_count]= tmp_tgt_usernames_char; + memcpy(tmp_tgt_usernames_char, + share_alter->tmp_tgt_usernames[roop_count], len); + tmp_tgt_usernames_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_passwords_lengths[roop_count])) + { + tmp_tgt_passwords[roop_count]= tmp_tgt_passwords_char; + memcpy(tmp_tgt_passwords_char, + share_alter->tmp_tgt_passwords[roop_count], len); + tmp_tgt_passwords_char+= len + 1; + } + + if ((len= sizeof(char) * share_alter->tmp_tgt_sockets_lengths[roop_count])) + { + tmp_tgt_sockets[roop_count]= tmp_tgt_sockets_char; + memcpy(tmp_tgt_sockets_char, share_alter->tmp_tgt_sockets[roop_count], + len); + tmp_tgt_sockets_char+= len + 1; + } + + if ((len= + sizeof(char) * share_alter->tmp_tgt_wrappers_lengths[roop_count])) + { + tmp_tgt_wrappers[roop_count]= tmp_tgt_wrappers_char; + memcpy(tmp_tgt_wrappers_char, share_alter->tmp_tgt_wrappers[roop_count], + len); + tmp_tgt_wrappers_char+= len + 1; + } + + if ((len= sizeof(char) * share_alter->tmp_tgt_ssl_cas_lengths[roop_count])) + { + tmp_tgt_ssl_cas[roop_count]= tmp_tgt_ssl_cas_char; + memcpy(tmp_tgt_ssl_cas_char, share_alter->tmp_tgt_ssl_cas[roop_count], + len); + tmp_tgt_ssl_cas_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_ssl_capaths_lengths[roop_count])) + { + tmp_tgt_ssl_capaths[roop_count]= tmp_tgt_ssl_capaths_char; + memcpy(tmp_tgt_ssl_capaths_char, + share_alter->tmp_tgt_ssl_capaths[roop_count], len); + tmp_tgt_ssl_capaths_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_ssl_certs_lengths[roop_count])) + { + tmp_tgt_ssl_certs[roop_count]= tmp_tgt_ssl_certs_char; + memcpy(tmp_tgt_ssl_certs_char, + share_alter->tmp_tgt_ssl_certs[roop_count], len); + tmp_tgt_ssl_certs_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_ssl_ciphers_lengths[roop_count])) + { + tmp_tgt_ssl_ciphers[roop_count]= tmp_tgt_ssl_ciphers_char; + memcpy(tmp_tgt_ssl_ciphers_char, + share_alter->tmp_tgt_ssl_ciphers[roop_count], len); + tmp_tgt_ssl_ciphers_char+= len + 1; + } + + if ((len= sizeof(char) * share_alter->tmp_tgt_ssl_keys_lengths[roop_count])) + { + tmp_tgt_ssl_keys[roop_count]= tmp_tgt_ssl_keys_char; + memcpy(tmp_tgt_ssl_keys_char, share_alter->tmp_tgt_ssl_keys[roop_count], + len); + tmp_tgt_ssl_keys_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_default_files_lengths[roop_count])) + { + tmp_tgt_default_files[roop_count]= tmp_tgt_default_files_char; + memcpy(tmp_tgt_default_files_char, + share_alter->tmp_tgt_default_files[roop_count], len); + tmp_tgt_default_files_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_tgt_default_groups_lengths[roop_count])) + { + tmp_tgt_default_groups[roop_count]= tmp_tgt_default_groups_char; + memcpy(tmp_tgt_default_groups_char, + share_alter->tmp_tgt_default_groups[roop_count], len); + tmp_tgt_default_groups_char+= len + 1; + } + + if ((len= sizeof(char) * + share_alter->tmp_static_link_ids_lengths[roop_count])) { tmp_static_link_ids[roop_count] = tmp_static_link_ids_char; memcpy(tmp_static_link_ids_char, - share_alter->tmp_static_link_ids[roop_count], - sizeof(char) * share_alter->tmp_static_link_ids_lengths[roop_count]); - tmp_static_link_ids_char += - share_alter->tmp_static_link_ids_lengths[roop_count] + 1; + share_alter->tmp_static_link_ids[roop_count], len); + tmp_static_link_ids_char += len + 1; } } |