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bind9/doc/misc/stub.zoneopt
Ondřej Surý 39d3e2a8ec Add a limit to the number of RR types for single name
Previously, the number of RR types for a single owner name was limited
only by the maximum number of the types (64k).  As the data structure
that holds the RR types for the database node is just a linked list, and
there are places where we just walk through the whole list (again and
again), adding a large number of RR types for a single owner named with
would slow down processing of such name (database node).

Add a configurable limit to cap the number of the RR types for a single
owner.  This is enforced at the database (rbtdb, qpzone, qpcache) level
and configured with new max-types-per-name configuration option that
can be configured globally, per-view and per-zone.

(cherry picked from commit 00d16211d6368b99f070c1182d8c76b3798ca1db)
2024-06-10 18:50:06 +02:00

30 lines
1.2 KiB
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zone <string> [ <class> ] {
type stub;
allow-query { <address_match_element>; ... };
allow-query-on { <address_match_element>; ... };
check-names ( fail | warn | ignore );
database <string>;
delegation-only <boolean>; // deprecated
dialup ( notify | notify-passive | passive | refresh | <boolean> ); // deprecated
file <quoted_string>;
forward ( first | only );
forwarders [ port <integer> ] { ( <ipv4_address> | <ipv6_address> ) [ port <integer> ]; ... };
masterfile-format ( raw | text );
masterfile-style ( full | relative );
max-records <integer>;
max-records-per-type <integer>;
max-refresh-time <integer>;
max-retry-time <integer>;
max-transfer-idle-in <integer>;
max-transfer-time-in <integer>;
max-types-per-name <integer>;
min-refresh-time <integer>;
min-retry-time <integer>;
multi-master <boolean>;
primaries [ port <integer> ] { ( <remote-servers> | <ipv4_address> [ port <integer> ] | <ipv6_address> [ port <integer> ] ) [ key <string> ] [ tls <string> ]; ... };
transfer-source ( <ipv4_address> | * ) ;
transfer-source-v6 ( <ipv6_address> | * ) ;
use-alt-transfer-source <boolean>; // deprecated
zone-statistics ( full | terse | none | <boolean> );
};