Add Oversize_Handling to AWS WAF v2 Web ACL

.changelog/25589.txt

@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/aws_wafv2_web_acl: Add `oversize_handling` attribute as part of `field_to_match` its `body` attribute.
+```

internal/service/wafv2/schemas.go

@@ -333,9 +333,22 @@ func fieldToMatchBaseSchema() *schema.Resource {
 	return &schema.Resource{
 		Schema: map[string]*schema.Schema{
 			"all_query_arguments": emptySchema(),
-			"body":                emptySchema(),
-			"method":              emptySchema(),
-			"query_string":        emptySchema(),
+			"body": {
+				Type:     schema.TypeList,
+				Optional: true,
+				MaxItems: 1,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"oversize_handling": {
+							Type:         schema.TypeString,
+							Required:     true,
+							ValidateFunc: validation.StringInSlice(wafv2.OversizeHandling_Values(), false),
+						},
+					},
+				},
+			},
+			"method":       emptySchema(),
+			"query_string": emptySchema(),
 			"single_header": {
 				Type:     schema.TypeList,
 				Optional: true,

website/docs/r/wafv2_web_acl.html.markdown

@@ -542,7 +542,7 @@ The `field_to_match` block supports the following arguments:
 An empty configuration block `{}` should be used when specifying `all_query_arguments`, `body`, `method`, or `query_string` attributes.
 
 * `all_query_arguments` - (Optional) Inspect all query arguments.
-* `body` - (Optional) Inspect the request body, which immediately follows the request headers.
+* `body` - (Optional) Inspect the request body, which immediately follows the request headers. See [Body](#body) below for details.
 * `method` - (Optional) Inspect the HTTP method. The method indicates the type of operation that the request is asking the origin to perform.
 * `query_string` - (Optional) Inspect the query string. This is the part of a URL that appears after a `?` character, if any.
 * `single_header` - (Optional) Inspect a single header. See [Single Header](#single-header) below for details.
@@ -570,6 +570,15 @@ The `ip_set_forwarded_ip_config` block supports the following arguments:
 * `header_name` - (Required) - Name of the HTTP header to use for the IP address.
 * `position` - (Required) - Position in the header to search for the IP address. Valid values include: `FIRST`, `LAST`, or `ANY`. If `ANY` is specified and the header contains more than 10 IP addresses, AWS WAFv2 inspects the last 10.
 
+
+### Body
+
+Inspect the body of the web request. The body immediately follows the request headers.
+
+The `body` block supports the following arguments:
+
+* `oversize_handling` - (Required) Oversize handling tells AWS WAF what to do with a web request when the request component that the rule inspects is over the limits. Valid values include the following: `CONTINUE`, `MATCH`, `NO_MATCH`. See the AWS [documentation](https://docs.aws.amazon.com/waf/latest/developerguide/waf-rule-statement-oversize-handling.html) for more information.
+
 ### Single Header
 
 Inspect a single header. Provide the name of the header to inspect, for example, `User-Agent` or `Referer` (provided as lowercase strings).