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MDEV-11319 mysqlbinlog crashes or fails with out of memory while reading some encrypted binlogs

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support encrypted binlogs. Not decryption, but at least recognizing
that event are encrypted and prining them as such
This commit is contained in:
Sergei Golubchik
2016-12-03 20:34:50 +01:00
parent 952856c810
commit b5aa0f437f
5 changed files with 54 additions and 5 deletions
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12
client/mysqlbinlog.cc
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@@ -1257,6 +1257,9 @@ Exit_status process_event(PRINT_EVENT_INFO *print_event_info, Log_event *ev,
goto err;
break;
}
case START_ENCRYPTION_EVENT:
glob_description_event->start_decryption((Start_encryption_log_event*)ev);
/* fall through */
default:
print_skip_replication_statement(print_event_info, ev);
ev->print(result_file, print_event_info);
@@ -2837,9 +2840,16 @@ void *sql_alloc(size_t size)
return alloc_root(&s_mem_root, size);
}
uint dummy1() { return 1; }
struct encryption_service_st encryption_handler=
{
0, 0, 0, 0, 0, 0, 0
(uint(*)(uint))dummy1,
(uint(*)(uint, uint, uchar*, uint*))dummy1,
(uint(*)(uint, uint))dummy1,
(int (*)(void*, const uchar*, uint, const uchar*, uint, int, uint, uint))dummy1,
(int (*)(void*, const uchar*, uint, uchar*, uint*))dummy1,
(int (*)(void*, uchar*, uint*))dummy1,
(uint (*)(uint, uint, uint))dummy1
};
/*