update_rule
async
¶
update_rule(
rule_id: ResourceId,
change_token: ChangeToken,
updates: RuleUpdates,
*,
config_overrides: Optional[AsyncWAFRegionalClientConfig] = None,
) -> UpdateRuleResponse
This is AWS WAF Classic documentation. For more information, see AWS WAF Classic in the developer guide. For the latest version of AWS WAF, use the AWS WAFV2 API and see the AWS WAF Developer Guide. With the latest version, AWS WAF has a single set of endpoints for regional and global use.
Inserts or deletes Predicate objects in a Rule. Each Predicate object identifies a predicate, such as a ByteMatchSet or an IPSet, that specifies the web requests that you want to allow, block, or count. If you add more than one predicate to a Rule, a request must match all of the specifications to be allowed, blocked, or counted. For example, suppose that you add the following to a Rule:
-
A
ByteMatchSetthat matches the valueBadBotin theUser-Agentheader -
An
IPSetthat matches the IP address192.0.2.44
You then add the Rule to a WebACL and specify that you want to block requests that satisfy the Rule. For a request to be blocked, the User-Agent header in the request must contain the value BadBot and the request must originate from the IP address 192.0.2.44.
To create and configure a Rule, perform the following steps:
-
Create and update the predicates that you want to include in the
Rule. -
Create the
Rule. See CreateRule. -
Use
GetChangeTokento get the change token that you provide in theChangeTokenparameter of an UpdateRule request. -
Submit an
UpdateRulerequest to add predicates to theRule. -
Create and update a
WebACLthat contains theRule. See CreateWebACL.
If you want to replace one ByteMatchSet or IPSet with another, you delete the existing one and add the new one.
For more information about how to use the AWS WAF API to allow or block HTTP requests, see the AWS WAF Developer Guide.
Parameters:
-
rule_id(ResourceId) –The
RuleIdof theRulethat you want to update.RuleIdis returned byCreateRuleand by ListRules. -
change_token(ChangeToken) –The value returned by the most recent call to GetChangeToken.
-
updates(RuleUpdates) –An array of
RuleUpdateobjects that you want to insert into or delete from a Rule. For more information, see the applicable data types:-
RuleUpdate: Contains
ActionandPredicate -
Predicate: Contains
DataId,Negated, andType -
FieldToMatch: Contains
DataandType
-
Raises:
-
WAFInternalErrorException–The operation failed because of a system problem, even though the request was valid. Retry your request.
-
WAFInvalidAccountException–The operation failed because you tried to create, update, or delete an object by using an invalid account identifier.
-
WAFInvalidOperationException–The operation failed because there was nothing to do. For example:
-
You tried to remove a
Rulefrom aWebACL, but theRuleisn't in the specifiedWebACL. -
You tried to remove an IP address from an
IPSet, but the IP address isn't in the specifiedIPSet. -
You tried to remove a
ByteMatchTuplefrom aByteMatchSet, but theByteMatchTupleisn't in the specifiedWebACL. -
You tried to add a
Ruleto aWebACL, but theRulealready exists in the specifiedWebACL. -
You tried to add a
ByteMatchTupleto aByteMatchSet, but theByteMatchTuplealready exists in the specifiedWebACL.
-
-
WAFInvalidParameterException–The operation failed because AWS WAF didn't recognize a parameter in the request. For example:
-
You specified an invalid parameter name.
-
You specified an invalid value.
-
You tried to update an object (
ByteMatchSet,IPSet,Rule, orWebACL) using an action other thanINSERTorDELETE. -
You tried to create a
WebACLwith aDefaultActionTypeother thanALLOW,BLOCK, orCOUNT. -
You tried to create a
RateBasedRulewith aRateKeyvalue other thanIP. -
You tried to update a
WebACLwith aWafActionTypeother thanALLOW,BLOCK, orCOUNT. -
You tried to update a
ByteMatchSetwith aFieldToMatchTypeother than HEADER, METHOD, QUERY_STRING, URI, or BODY. -
You tried to update a
ByteMatchSetwith aFieldofHEADERbut no value forData. -
Your request references an ARN that is malformed, or corresponds to a resource with which a web ACL cannot be associated.
-
-
WAFLimitsExceededException–The operation exceeds a resource limit, for example, the maximum number of
WebACLobjects that you can create for an AWS account. For more information, see Limits in the AWS WAF Developer Guide. -
WAFNonexistentContainerException–The operation failed because you tried to add an object to or delete an object from another object that doesn't exist. For example:
-
You tried to add a
Ruleto or delete aRulefrom aWebACLthat doesn't exist. -
You tried to add a
ByteMatchSetto or delete aByteMatchSetfrom aRulethat doesn't exist. -
You tried to add an IP address to or delete an IP address from an
IPSetthat doesn't exist. -
You tried to add a
ByteMatchTupleto or delete aByteMatchTuplefrom aByteMatchSetthat doesn't exist.
-
-
WAFNonexistentItemException–The operation failed because the referenced object doesn't exist.
-
WAFReferencedItemException–The operation failed because you tried to delete an object that is still in use. For example:
-
You tried to delete a
ByteMatchSetthat is still referenced by aRule. -
You tried to delete a
Rulethat is still referenced by aWebACL.
-
-
WAFStaleDataException–The operation failed because you tried to create, update, or delete an object by using a change token that has already been used.
-
UnknownServiceError–The service returned an error code this client does not model.
Examples:
To update a rule The following example deletes a Predicate object in a rule with the ID example1ds3t-46da-4fdb-b8d5-abc321j569j5.
>>> await client.update_rule(rule_id='example1ds3t-46da-4fdb-b8d5-abc321j569j5', change_token='abcd12f2-46da-4fdb-b8d5-fbd4c466928f', updates=[{'Action': 'DELETE', 'Predicate': {'DataId': 'MyByteMatchSetID', 'Negated': False, 'Type': 'ByteMatch'}}])
Source code in docs_src/capo_waf_regional/_services/async_waf_regional.py
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