update_byte_match_set
¶
update_byte_match_set(
byte_match_set_id: ResourceId,
change_token: ChangeToken,
updates: ByteMatchSetUpdates,
*,
config_overrides: Optional[WAFClientConfig] = None,
) -> UpdateByteMatchSetResponse
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 ByteMatchTuple objects (filters) in a ByteMatchSet. For each ByteMatchTuple object, you specify the following values:
-
Whether to insert or delete the object from the array. If you want to change a
ByteMatchSetUpdateobject, you delete the existing object and add a new one. -
The part of a web request that you want AWS WAF to inspect, such as a query string or the value of the
User-Agentheader. -
The bytes (typically a string that corresponds with ASCII characters) that you want AWS WAF to look for. For more information, including how you specify the values for the AWS WAF API and the AWS CLI or SDKs, see
TargetStringin the ByteMatchTuple data type. -
Where to look, such as at the beginning or the end of a query string.
-
Whether to perform any conversions on the request, such as converting it to lowercase, before inspecting it for the specified string.
For example, you can add a ByteMatchSetUpdate object that matches web requests in which User-Agent headers contain the string BadBot. You can then configure AWS WAF to block those requests.
To create and configure a ByteMatchSet, perform the following steps:
-
Create a
ByteMatchSet.For more information, see CreateByteMatchSet. -
Use GetChangeToken to get the change token that you provide in the
ChangeTokenparameter of anUpdateByteMatchSetrequest. -
Submit an
UpdateByteMatchSetrequest to specify the part of the request that you want AWS WAF to inspect (for example, the header or the URI) and the value that you want AWS WAF to watch for.
For more information about how to use the AWS WAF API to allow or block HTTP requests, see the AWS WAF Developer Guide.
Parameters:
-
byte_match_set_id(ResourceId) –The
ByteMatchSetIdof the ByteMatchSet that you want to update.ByteMatchSetIdis returned by CreateByteMatchSet and by ListByteMatchSets. -
change_token(ChangeToken) –The value returned by the most recent call to GetChangeToken.
-
updates(ByteMatchSetUpdates) –An array of
ByteMatchSetUpdateobjects that you want to insert into or delete from a ByteMatchSet. For more information, see the applicable data types:-
ByteMatchSetUpdate: Contains
ActionandByteMatchTuple -
ByteMatchTuple: Contains
FieldToMatch,PositionalConstraint,TargetString, andTextTransformation -
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.
-
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 byte match set The following example deletes a ByteMatchTuple object (filters) in an byte match set with the ID exampleIDs3t-46da-4fdb-b8d5-abc321j569j5.
>>> client.update_byte_match_set(byte_match_set_id='exampleIDs3t-46da-4fdb-b8d5-abc321j569j5', change_token='abcd12f2-46da-4fdb-b8d5-fbd4c466928f', updates=[{'Action': 'DELETE', 'ByteMatchTuple': {'FieldToMatch': {'Data': 'referer', 'Type': 'HEADER'}, 'PositionalConstraint': 'CONTAINS', 'TargetString': 'badrefer1', 'TextTransformation': 'NONE'}}])
Source code in docs_src/capo_waf/_services/waf.py
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