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MDEV-15530: Variable replicate_rewrite_db cannot be found in "show global variables"

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- Add `replicate_rewrite_db` status variable, that may accept comma
separated key-value pairs.
- Note that option `OPT_REPLICATE_REWRITE_DB` already existed in `mysqld.h`
  from this commit 23d8586dbf

Reviewer:Brandon Nesterenko <brandon.nesterenko@mariadb.com>
This commit is contained in:
Anel Husakovic
2022-08-09 13:50:12 +02:00
committed by Brandon Nesterenko
parent ccf0e27f28
commit 1a057a923b
30 changed files with 936 additions and 141 deletions
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41
client/mysqlbinlog.cc
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@@ -2394,48 +2394,11 @@ get_one_option(const struct my_option *opt, const char *argument, const char *fi
case OPT_REWRITE_DB: // db_from->db_to
{
/* See also handling of OPT_REPLICATE_REWRITE_DB in sql/mysqld.cc */
const char* ptr;
const char* key= argument; // db-from
const char* val; // db-to
// Skipp pre-space in key
while (*key && my_isspace(&my_charset_latin1, *key))
key++;
// Where val begins
if (!(ptr= strstr(key, "->")))
if (binlog_filter->add_rewrite_db(argument))
{
sql_print_error("Bad syntax in rewrite-db: missing '->'\n");
sql_print_error("Bad syntax in rewrite-db. Expected syntax is FROM->TO.");
return 1;
}
val= ptr + 2;
// Skip blanks at the end of key
while (ptr > key && my_isspace(&my_charset_latin1, ptr[-1]))
ptr--;
if (ptr == key)
{
sql_print_error("Bad syntax in rewrite-db: empty FROM db\n");
return 1;
}
key= strmake_root(&glob_root, key, (size_t) (ptr-key));
/* Skipp pre space in value */
while (*val && my_isspace(&my_charset_latin1, *val))
val++;
// Value ends with \0 or space
for (ptr= val; *ptr && !my_isspace(&my_charset_latin1, *ptr) ; ptr++)
{}
if (ptr == val)
{
sql_print_error("Bad syntax in rewrite-db: empty TO db\n");
return 1;
}
val= strmake_root(&glob_root, val, (size_t) (ptr-val));
binlog_filter->add_db_rewrite(key, val);
break;
}
case OPT_PRINT_ROW_COUNT: