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Diffstat (limited to 'doc/statements.txt')
-rw-r--r-- | doc/statements.txt | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/doc/statements.txt b/doc/statements.txt index 07bf09c5..3b824367 100644 --- a/doc/statements.txt +++ b/doc/statements.txt @@ -669,10 +669,15 @@ SET STATEMENT ~~~~~~~~~~~~~ The set statement is used to dynamically add or update elements in a set from the packet path. The set setname must already exist in the given table and must -have been created with the dynamic flag. Furthermore, these sets must specify -both a maximum set size (to prevent memory exhaustion) and a timeout (so that -number of entries in set will not grow indefinitely). The set statement can be -used to e.g. create dynamic blacklists. +have been created with one or both of the dynamic and the timeout flags. The +dynamic flag is required if the set statement expression includes a stateful +object. The timeout flag is implied if the set is created with a timeout, and is +required if the set statement updates elements, rather than adding them. +Furthermore, these sets should specify both a maximum set size (to prevent +memory exhaustion), and their elements should have a timeout (so their number +will not grow indefinitely) either from the set definition or from the statement +that adds or updates them. The set statement can be used to e.g. create dynamic +blacklists. [verse] {*add* | *update*} *@*'setname' *{* 'expression' [*timeout* 'timeout'] [*comment* 'string'] *}* |