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falco/userspace
Mark Stemm 7fd350d49a Allow exact matches for rule names
Currently, when calling enable_rule, the provided rule name pattern is a
substring match, that is if the rules file has a rule "My fantastic
rule", and you call engine->enable_rule("fantastic", true), the rule
will be enabled.

This can cause problems if one rule name is a complete subset of another
rule name e.g. rules "My rule" and "My rule is great", and calling
engine->enable_rule("My rule", true).

To allow for this case, add an alternate method enable_rule_exact() in
both default ruleset and ruleset variants. In this case, the rule name
must be an exact match.

In the underlying ruleset code, add a "match_exact" option to
falco_ruleset::enable() that denotes whether the substring is an exact
or substring match.

This doesn't change the default behavior of falco in any way, as the
existing calls still use enable_rule().

Signed-off-by: Mark Stemm <mark.stemm@gmail.com>
2020-05-11 14:15:42 +02:00
..
2020-05-11 14:15:42 +02:00