Awesome

This component is responsible for provisioning an AWS Web Application Firewall (WAF) with an associated managed rule group.

Usage

Stack Level: Regional

Here's an example snippet for how to use this component.

components:
  terraform:
    waf:
      vars:
        enabled: true
        name: waf
        acl_name: default
        default_action: allow
        description: Default web ACL
        visibility_config:
          cloudwatch_metrics_enabled: false
          metric_name: "default"
          sampled_requests_enabled: false
        managed_rule_group_statement_rules:
          - name: "OWASP-10"
            # Rules are processed in order based on the value of priority, lowest number first
            priority: 1

            statement:
              name: AWSManagedRulesCommonRuleSet
              vendor_name: AWS

            visibility_config:
              # Defines and enables Amazon CloudWatch metrics and web request sample collection.
              cloudwatch_metrics_enabled: false
              metric_name: "OWASP-10"
              sampled_requests_enabled: false

Requirements

Name	Version
<a name="requirement_terraform"></a> terraform	>= 1.3.0
<a name="requirement_aws"></a> aws	>= 5.0

Providers

Name	Version
<a name="provider_aws"></a> aws	>= 5.0

Modules

Name	Source	Version
<a name="module_association_resource_components"></a> association_resource_components	cloudposse/stack-config/yaml//modules/remote-state	1.5.0
<a name="module_aws_waf"></a> aws_waf	cloudposse/waf/aws	1.8.0
<a name="module_iam_roles"></a> iam_roles	../account-map/modules/iam-roles	n/a
<a name="module_log_destination_components"></a> log_destination_components	cloudposse/stack-config/yaml//modules/remote-state	1.5.0
<a name="module_this"></a> this	cloudposse/label/null	0.25.0

Resources

Name	Type
aws_ssm_parameter.acl_arn	resource
aws_alb.alb	data source
aws_lbs.alb_by_tags	data source

Inputs

Name	Description	Type	Default	Required
<a name="input_acl_name"></a> acl_name	Friendly name of the ACL. The ACL ARN will be stored in SSM under {ssm_path_prefix}/{acl_name}/arn	`string`	n/a	yes
<a name="input_additional_tag_map"></a> additional_tag_map	Additional key-value pairs to add to each map in `tags_as_list_of_maps`. Not added to `tags` or `id`.<br/>This is for some rare cases where resources want additional configuration of tags<br/>and therefore take a list of maps with tag key, value, and additional configuration.	`map(string)`	`{}`	no
<a name="input_alb_names"></a> alb_names	list of ALB names to associate with the web ACL.	`list(string)`	`[]`	no
<a name="input_alb_tags"></a> alb_tags	list of tags to match one or more ALBs to associate with the web ACL.	`list(map(string))`	`[]`	no
<a name="input_association_resource_arns"></a> association_resource_arns	A list of ARNs of the resources to associate with the web ACL.<br/>This must be an ARN of an Application Load Balancer, Amazon API Gateway stage, or AWS AppSync.<br/><br/>Do not use this variable to associate a Cloudfront Distribution.<br/>Instead, you should use the `web_acl_id` property on the `cloudfront_distribution` resource.<br/>For more details, refer to https://docs.aws.amazon.com/waf/latest/APIReference/API_AssociateWebACL.html	`list(string)`	`[]`	no
<a name="input_association_resource_component_selectors"></a> association_resource_component_selectors	A list of Atmos component selectors to get from the remote state and associate their ARNs with the web ACL.<br/>The components must be Application Load Balancers, Amazon API Gateway stages, or AWS AppSync.<br/><br/>component:<br/> Atmos component name<br/>component_arn_output:<br/> The component output that defines the component ARN<br/><br/>Set `tenant`, `environment` and `stage` if the components are in different OUs, regions or accounts.<br/><br/>Do not use this variable to select a Cloudfront Distribution component.<br/>Instead, you should use the `web_acl_id` property on the `cloudfront_distribution` resource.<br/>For more details, refer to https://docs.aws.amazon.com/waf/latest/APIReference/API_AssociateWebACL.html	<pre>list(object({<br/> component = string<br/> namespace = optional(string, null)<br/> tenant = optional(string, null)<br/> environment = optional(string, null)<br/> stage = optional(string, null)<br/> component_arn_output = string<br/> }))</pre>	`[]`	no
<a name="input_attributes"></a> attributes	ID element. Additional attributes (e.g. `workers` or `cluster`) to add to `id`,<br/>in the order they appear in the list. New attributes are appended to the<br/>end of the list. The elements of the list are joined by the `delimiter`<br/>and treated as a single ID element.	`list(string)`	`[]`	no
<a name="input_byte_match_statement_rules"></a> byte_match_statement_rules	A rule statement that defines a string match search for AWS WAF to apply to web requests.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> positional_constraint:<br/> Area within the portion of a web request that you want AWS WAF to search for search_string. Valid values include the following: EXACTLY, STARTS_WITH, ENDS_WITH, CONTAINS, CONTAINS_WORD.<br/> search_string<br/> String value that you want AWS WAF to search for. AWS WAF searches only in the part of web requests that you designate for inspection in field_to_match.<br/> field_to_match:<br/> The part of a web request that you want AWS WAF to inspect.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#field-to-match<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_context"></a> context	Single object for setting entire context at once.<br/>See description of individual variables for details.<br/>Leave string and numeric variables as `null` to use default value.<br/>Individual variable settings (non-null) override settings in context object,<br/>except for attributes, tags, and additional_tag_map, which are merged.	`any`	<pre>{<br/> "additional_tag_map": {},<br/> "attributes": [],<br/> "delimiter": null,<br/> "descriptor_formats": {},<br/> "enabled": true,<br/> "environment": null,<br/> "id_length_limit": null,<br/> "label_key_case": null,<br/> "label_order": [],<br/> "label_value_case": null,<br/> "labels_as_tags": [<br/> "unset"<br/> ],<br/> "name": null,<br/> "namespace": null,<br/> "regex_replace_chars": null,<br/> "stage": null,<br/> "tags": {},<br/> "tenant": null<br/>}</pre>	no
<a name="input_custom_response_body"></a> custom_response_body	Defines custom response bodies that can be referenced by custom_response actions.<br/>The map keys are used as the `key` attribute which is a unique key identifying the custom response body.<br/>content:<br/> Payload of the custom response.<br/> The response body can be plain text, HTML or JSON and cannot exceed 4KB in size.<br/>content_type:<br/> Content Type of Response Body.<br/> Valid values are `TEXT_PLAIN`, `TEXT_HTML`, or `APPLICATION_JSON`.	<pre>map(object({<br/> content = string<br/> content_type = string<br/> }))</pre>	`{}`	no
<a name="input_default_action"></a> default_action	Specifies that AWS WAF should allow requests by default. Possible values: `allow`, `block`.	`string`	`"block"`	no
<a name="input_default_block_response"></a> default_block_response	A HTTP response code that is sent when default action is used. Only takes effect if default_action is set to `block`.	`string`	`null`	no
<a name="input_delimiter"></a> delimiter	Delimiter to be used between ID elements.<br/>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all.	`string`	`null`	no
<a name="input_description"></a> description	A friendly description of the WebACL.	`string`	`"Managed by Terraform"`	no
<a name="input_descriptor_formats"></a> descriptor_formats	Describe additional descriptors to be output in the `descriptors` output map.<br/>Map of maps. Keys are names of descriptors. Values are maps of the form<br/>`{<br/> format = string<br/> labels = list(string)<br/>}`<br/>(Type is `any` so the map values can later be enhanced to provide additional options.)<br/>`format` is a Terraform format string to be passed to the `format()` function.<br/>`labels` is a list of labels, in order, to pass to `format()` function.<br/>Label values will be normalized before being passed to `format()` so they will be<br/>identical to how they appear in `id`.<br/>Default is `{}` (`descriptors` output will be empty).	`any`	`{}`	no
<a name="input_enabled"></a> enabled	Set to false to prevent the module from creating any resources	`bool`	`null`	no
<a name="input_environment"></a> environment	ID element. Usually used for region e.g. 'uw2', 'us-west-2', OR role 'prod', 'staging', 'dev', 'UAT'	`string`	`null`	no
<a name="input_geo_allowlist_statement_rules"></a> geo_allowlist_statement_rules	A rule statement used to identify a list of allowed countries which should not be blocked by the WAF.<br/><br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> country_codes:<br/> A list of two-character country codes.<br/> forwarded_ip_config:<br/> fallback_behavior:<br/> The match status to assign to the web request if the request doesn't have a valid IP address in the specified position.<br/> Possible values: `MATCH`, `NO_MATCH`<br/> header_name:<br/> The name of the HTTP header to use for the IP address.<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_geo_match_statement_rules"></a> geo_match_statement_rules	A rule statement used to identify web requests based on country of origin.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> country_codes:<br/> A list of two-character country codes.<br/> forwarded_ip_config:<br/> fallback_behavior:<br/> The match status to assign to the web request if the request doesn't have a valid IP address in the specified position.<br/> Possible values: `MATCH`, `NO_MATCH`<br/> header_name:<br/> The name of the HTTP header to use for the IP address.<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_id_length_limit"></a> id_length_limit	Limit `id` to this many characters (minimum 6).<br/>Set to `0` for unlimited length.<br/>Set to `null` for keep the existing setting, which defaults to `0`.<br/>Does not affect `id_full`.	`number`	`null`	no
<a name="input_ip_set_reference_statement_rules"></a> ip_set_reference_statement_rules	A rule statement used to detect web requests coming from particular IP addresses or address ranges.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> arn:<br/> The ARN of the IP Set that this statement references.<br/> ip_set:<br/> Defines a new IP Set<br/><br/> description:<br/> A friendly description of the IP Set<br/> addresses:<br/> Contains an array of strings that specifies zero or more IP addresses or blocks of IP addresses.<br/> All addresses must be specified using Classless Inter-Domain Routing (CIDR) notation.<br/> ip_address_version:<br/> Specify `IPV4` or `IPV6`<br/> ip_set_forwarded_ip_config:<br/> fallback_behavior:<br/> The match status to assign to the web request if the request doesn't have a valid IP address in the specified position.<br/> Possible values: `MATCH`, `NO_MATCH`<br/> header_name:<br/> The name of the HTTP header to use for the IP address.<br/> position:<br/> The position in the header to search for the IP address.<br/> Possible values include: `FIRST`, `LAST`, or `ANY`.<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_label_key_case"></a> label_key_case	Controls the letter case of the `tags` keys (label names) for tags generated by this module.<br/>Does not affect keys of tags passed in via the `tags` input.<br/>Possible values: `lower`, `title`, `upper`.<br/>Default value: `title`.	`string`	`null`	no
<a name="input_label_order"></a> label_order	The order in which the labels (ID elements) appear in the `id`.<br/>Defaults to ["namespace", "environment", "stage", "name", "attributes"].<br/>You can omit any of the 6 labels ("tenant" is the 6th), but at least one must be present.	`list(string)`	`null`	no
<a name="input_label_value_case"></a> label_value_case	Controls the letter case of ID elements (labels) as included in `id`,<br/>set as tag values, and output by this module individually.<br/>Does not affect values of tags passed in via the `tags` input.<br/>Possible values: `lower`, `title`, `upper` and `none` (no transformation).<br/>Set this to `title` and set `delimiter` to `""` to yield Pascal Case IDs.<br/>Default value: `lower`.	`string`	`null`	no
<a name="input_labels_as_tags"></a> labels_as_tags	Set of labels (ID elements) to include as tags in the `tags` output.<br/>Default is to include all labels.<br/>Tags with empty values will not be included in the `tags` output.<br/>Set to `[]` to suppress all generated tags.<br/>Notes:<br/> The value of the `name` tag, if included, will be the `id`, not the `name`.<br/> Unlike other `null-label` inputs, the initial setting of `labels_as_tags` cannot be<br/> changed in later chained modules. Attempts to change it will be silently ignored.	`set(string)`	<pre>[<br/> "default"<br/>]</pre>	no
<a name="input_log_destination_component_selectors"></a> log_destination_component_selectors	A list of Atmos component selectors to get from the remote state and associate their names/ARNs with the WAF logs.<br/>The components must be Amazon Kinesis Data Firehose, CloudWatch Log Group, or S3 bucket.<br/><br/>component:<br/> Atmos component name<br/>component_output:<br/> The component output that defines the component name or ARN<br/><br/>Set `tenant`, `environment` and `stage` if the components are in different OUs, regions or accounts.<br/><br/>Note: data firehose, log group, or bucket name must be prefixed with `aws-waf-logs-`,<br/>e.g. `aws-waf-logs-example-firehose`, `aws-waf-logs-example-log-group`, or `aws-waf-logs-example-bucket`.	<pre>list(object({<br/> component = string<br/> namespace = optional(string, null)<br/> tenant = optional(string, null)<br/> environment = optional(string, null)<br/> stage = optional(string, null)<br/> component_output = string<br/> }))</pre>	`[]`	no
<a name="input_log_destination_configs"></a> log_destination_configs	A list of resource names/ARNs to associate Amazon Kinesis Data Firehose, Cloudwatch Log log group, or S3 bucket with the WAF logs.<br/>Note: data firehose, log group, or bucket name must be prefixed with `aws-waf-logs-`,<br/>e.g. `aws-waf-logs-example-firehose`, `aws-waf-logs-example-log-group`, or `aws-waf-logs-example-bucket`.	`list(string)`	`[]`	no
<a name="input_logging_filter"></a> logging_filter	A configuration block that specifies which web requests are kept in the logs and which are dropped.<br/>You can filter on the rule action and on the web request labels that were applied by matching rules during web ACL evaluation.	<pre>object({<br/> default_behavior = string<br/> filter = list(object({<br/> behavior = string<br/> requirement = string<br/> condition = list(object({<br/> action_condition = optional(object({<br/> action = string<br/> }), null)<br/> label_name_condition = optional(object({<br/> label_name = string<br/> }), null)<br/> }))<br/> }))<br/> })</pre>	`null`	no
<a name="input_managed_rule_group_statement_rules"></a> managed_rule_group_statement_rules	A rule statement used to run the rules that are defined in a managed rule group.<br/><br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>override_action:<br/> The override action to apply to the rules in a rule group.<br/> Possible values: `count`, `none`<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> name:<br/> The name of the managed rule group.<br/> vendor_name:<br/> The name of the managed rule group vendor.<br/> version:<br/> The version of the managed rule group.<br/> You can set `Version_1.0` or `Version_1.1` etc. If you want to use the default version, do not set anything.<br/> rule_action_override:<br/> Action settings to use in the place of the rule actions that are configured inside the rule group.<br/> You specify one override for each rule whose action you want to change.<br/> managed_rule_group_configs:<br/> Additional information that's used by a managed rule group. Only one rule attribute is allowed in each config.<br/> Refer to https://docs.aws.amazon.com/waf/latest/developerguide/aws-managed-rule-groups-list.html for more details.<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> override_action = optional(string)<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = object({<br/> name = string<br/> vendor_name = string<br/> version = optional(string)<br/> rule_action_override = optional(map(object({<br/> action = string<br/> custom_request_handling = optional(object({<br/> insert_header = object({<br/> name = string<br/> value = string<br/> })<br/> }), null)<br/> custom_response = optional(object({<br/> response_code = string<br/> response_header = optional(object({<br/> name = string<br/> value = string<br/> }), null)<br/> }), null)<br/> })), null)<br/> managed_rule_group_configs = optional(list(object({<br/> aws_managed_rules_bot_control_rule_set = optional(object({<br/> inspection_level = string<br/> enable_machine_learning = optional(bool, true)<br/> }), null)<br/> aws_managed_rules_atp_rule_set = optional(object({<br/> enable_regex_in_path = optional(bool)<br/> login_path = string<br/> request_inspection = optional(object({<br/> payload_type = string<br/> password_field = object({<br/> identifier = string<br/> })<br/> username_field = object({<br/> identifier = string<br/> })<br/> }), null)<br/> response_inspection = optional(object({<br/> body_contains = optional(object({<br/> success_strings = list(string)<br/> failure_strings = list(string)<br/> }), null)<br/> header = optional(object({<br/> name = string<br/> success_values = list(string)<br/> failure_values = list(string)<br/> }), null)<br/> json = optional(object({<br/><br/> identifier = string<br/> success_strings = list(string)<br/> failure_strings = list(string)<br/> }), null)<br/> status_code = optional(object({<br/> success_codes = list(string)<br/> failure_codes = list(string)<br/> }), null)<br/> }), null)<br/> }), null)<br/> })), null)<br/> })<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_name"></a> name	ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.<br/>This is the only ID element not also included as a `tag`.<br/>The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input.	`string`	`null`	no
<a name="input_namespace"></a> namespace	ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique	`string`	`null`	no
<a name="input_rate_based_statement_rules"></a> rate_based_statement_rules	A rate-based rule tracks the rate of requests for each originating IP address,<br/>and triggers the rule action when the rate exceeds a limit that you specify on the number of requests in any 5-minute time span.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> aggregate_key_type:<br/> Setting that indicates how to aggregate the request counts.<br/> Possible values include: `FORWARDED_IP` or `IP`<br/> limit:<br/> The limit on requests per 5-minute period for a single originating IP address.<br/> evaluation_window_sec:<br/> The amount of time, in seconds, that AWS WAF should include in its request counts, looking back from the current time.<br/> Valid values are 60, 120, 300, and 600. Defaults to 300 (5 minutes).<br/> forwarded_ip_config:<br/> fallback_behavior:<br/> The match status to assign to the web request if the request doesn't have a valid IP address in the specified position.<br/> Possible values: `MATCH`, `NO_MATCH`<br/> header_name:<br/> The name of the HTTP header to use for the IP address.<br/> byte_match_statement:<br/> field_to_match:<br/> Part of a web request that you want AWS WAF to inspect.<br/> positional_constraint:<br/> Area within the portion of a web request that you want AWS WAF to search for search_string.<br/> Valid values include the following: `EXACTLY`, `STARTS_WITH`, `ENDS_WITH`, `CONTAINS`, `CONTAINS_WORD`.<br/> search_string:<br/> String value that you want AWS WAF to search for.<br/> AWS WAF searches only in the part of web requests that you designate for inspection in `field_to_match`.<br/> The maximum length of the value is 50 bytes.<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = object({<br/> limit = number<br/> aggregate_key_type = string<br/> evaluation_window_sec = optional(number)<br/> forwarded_ip_config = optional(object({<br/> fallback_behavior = string<br/> header_name = string<br/> }), null)<br/> scope_down_statement = optional(object({<br/> byte_match_statement = object({<br/> positional_constraint = string<br/> search_string = string<br/> field_to_match = object({<br/> all_query_arguments = optional(bool)<br/> body = optional(bool)<br/> method = optional(bool)<br/> query_string = optional(bool)<br/> single_header = optional(object({ name = string }))<br/> single_query_argument = optional(object({ name = string }))<br/> uri_path = optional(bool)<br/> })<br/> text_transformation = list(object({<br/> priority = number<br/> type = string<br/> }))<br/> })<br/> }), null)<br/> })<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_redacted_fields"></a> redacted_fields	The parts of the request that you want to keep out of the logs.<br/>You can only specify one of the following: `method`, `query_string`, `single_header`, or `uri_path`<br/><br/>method:<br/> Whether to enable redaction of the HTTP method.<br/> The method indicates the type of operation that the request is asking the origin to perform.<br/>uri_path:<br/> Whether to enable redaction of the URI path.<br/> This is the part of a web request that identifies a resource.<br/>query_string:<br/> Whether to enable redaction of the query string.<br/> This is the part of a URL that appears after a `?` character, if any.<br/>single_header:<br/> The list of names of the query headers to redact.	<pre>map(object({<br/> method = optional(bool, false)<br/> uri_path = optional(bool, false)<br/> query_string = optional(bool, false)<br/> single_header = optional(list(string), null)<br/> }))</pre>	`{}`	no
<a name="input_regex_match_statement_rules"></a> regex_match_statement_rules	A rule statement used to search web request components for a match against a single regular expression.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> regex_string:<br/> String representing the regular expression. Minimum of 1 and maximum of 512 characters.<br/> field_to_match:<br/> The part of a web request that you want AWS WAF to inspect.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl.html#field_to_match<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection. At least one required.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_regex_pattern_set_reference_statement_rules"></a> regex_pattern_set_reference_statement_rules	A rule statement used to search web request components for matches with regular expressions.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> arn:<br/> The Amazon Resource Name (ARN) of the Regex Pattern Set that this statement references.<br/> field_to_match:<br/> The part of a web request that you want AWS WAF to inspect.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#field-to-match<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_regex_replace_chars"></a> regex_replace_chars	Terraform regular expression (regex) string.<br/>Characters matching the regex will be removed from the ID elements.<br/>If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits.	`string`	`null`	no
<a name="input_region"></a> region	AWS Region	`string`	n/a	yes
<a name="input_rule_group_reference_statement_rules"></a> rule_group_reference_statement_rules	A rule statement used to run the rules that are defined in an WAFv2 Rule Group.<br/><br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>override_action:<br/> The override action to apply to the rules in a rule group.<br/> Possible values: `count`, `none`<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> arn:<br/> The ARN of the `aws_wafv2_rule_group` resource.<br/> rule_action_override:<br/> Action settings to use in the place of the rule actions that are configured inside the rule group.<br/> You specify one override for each rule whose action you want to change.<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> override_action = optional(string)<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = object({<br/> arn = string<br/> rule_action_override = optional(map(object({<br/> action = string<br/> custom_request_handling = optional(object({<br/> insert_header = object({<br/> name = string<br/> value = string<br/> })<br/> }), null)<br/> custom_response = optional(object({<br/> response_code = string<br/> response_header = optional(object({<br/> name = string<br/> value = string<br/> }), null)<br/> }), null)<br/> })), null)<br/> })<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_scope"></a> scope	Specifies whether this is for an AWS CloudFront distribution or for a regional application.<br/>Possible values are `CLOUDFRONT` or `REGIONAL`.<br/>To work with CloudFront, you must also specify the region us-east-1 (N. Virginia) on the AWS provider.	`string`	`"REGIONAL"`	no
<a name="input_size_constraint_statement_rules"></a> size_constraint_statement_rules	A rule statement that uses a comparison operator to compare a number of bytes against the size of a request component.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> comparison_operator:<br/> The operator to use to compare the request part to the size setting.<br/> Possible values: `EQ`, `NE`, `LE`, `LT`, `GE`, or `GT`.<br/> size:<br/> The size, in bytes, to compare to the request part, after any transformations.<br/> Valid values are integers between `0` and `21474836480`, inclusive.<br/> field_to_match:<br/> The part of a web request that you want AWS WAF to inspect.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#field-to-match<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_sqli_match_statement_rules"></a> sqli_match_statement_rules	An SQL injection match condition identifies the part of web requests,<br/>such as the URI or the query string, that you want AWS WAF to inspect.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>statement:<br/> field_to_match:<br/> The part of a web request that you want AWS WAF to inspect.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#field-to-match<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no
<a name="input_ssm_path_prefix"></a> ssm_path_prefix	SSM path prefix (with leading but not trailing slash) under which to store all WAF info	`string`	`"/waf"`	no
<a name="input_stage"></a> stage	ID element. Usually used to indicate role, e.g. 'prod', 'staging', 'source', 'build', 'test', 'deploy', 'release'	`string`	`null`	no
<a name="input_tags"></a> tags	Additional tags (e.g. `{'BusinessUnit': 'XYZ'}`).<br/>Neither the tag keys nor the tag values will be modified by this module.	`map(string)`	`{}`	no
<a name="input_tenant"></a> tenant	ID element _(Rarely used, not included by default)_. A customer identifier, indicating who this instance of a resource is for	`string`	`null`	no
<a name="input_token_domains"></a> token_domains	Specifies the domains that AWS WAF should accept in a web request token.<br/>This enables the use of tokens across multiple protected websites.<br/>When AWS WAF provides a token, it uses the domain of the AWS resource that the web ACL is protecting.<br/>If you don't specify a list of token domains, AWS WAF accepts tokens only for the domain of the protected resource.<br/>With a token domain list, AWS WAF accepts the resource's host domain plus all domains in the token domain list,<br/>including their prefixed subdomains.	`list(string)`	`null`	no
<a name="input_visibility_config"></a> visibility_config	Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/>cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/>metric_name:<br/> A friendly name of the CloudWatch metric.<br/>sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>object({<br/> cloudwatch_metrics_enabled = bool<br/> metric_name = string<br/> sampled_requests_enabled = bool<br/> })</pre>	n/a	yes
<a name="input_xss_match_statement_rules"></a> xss_match_statement_rules	A rule statement that defines a cross-site scripting (XSS) match search for AWS WAF to apply to web requests.<br/><br/>action:<br/> The action that AWS WAF should take on a web request when it matches the rule's statement.<br/>name:<br/> A friendly name of the rule.<br/>priority:<br/> If you define more than one Rule in a WebACL,<br/> AWS WAF evaluates each request against the rules in order based on the value of priority.<br/> AWS WAF processes rules with lower priority first.<br/><br/>captcha_config:<br/> Specifies how AWS WAF should handle CAPTCHA evaluations.<br/><br/> immunity_time_property:<br/> Defines custom immunity time.<br/><br/> immunity_time:<br/> The amount of time, in seconds, that a CAPTCHA or challenge timestamp is considered valid by AWS WAF. The default setting is 300.<br/><br/>rule_label:<br/> A List of labels to apply to web requests that match the rule match statement<br/><br/>statement:<br/> field_to_match:<br/> The part of a web request that you want AWS WAF to inspect.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#field-to-match<br/> text_transformation:<br/> Text transformations eliminate some of the unusual formatting that attackers use in web requests in an effort to bypass detection.<br/> See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/wafv2_web_acl#text-transformation<br/><br/>visibility_config:<br/> Defines and enables Amazon CloudWatch metrics and web request sample collection.<br/><br/> cloudwatch_metrics_enabled:<br/> Whether the associated resource sends metrics to CloudWatch.<br/> metric_name:<br/> A friendly name of the CloudWatch metric.<br/> sampled_requests_enabled:<br/> Whether AWS WAF should store a sampling of the web requests that match the rules.	<pre>list(object({<br/> name = string<br/> priority = number<br/> action = string<br/> captcha_config = optional(object({<br/> immunity_time_property = object({<br/> immunity_time = number<br/> })<br/> }), null)<br/> rule_label = optional(list(string), null)<br/> statement = any<br/> visibility_config = optional(object({<br/> cloudwatch_metrics_enabled = optional(bool)<br/> metric_name = string<br/> sampled_requests_enabled = optional(bool)<br/> }), null)<br/> }))</pre>	`null`	no

Outputs

Name	Description
<a name="output_arn"></a> arn	The ARN of the WAF WebACL.
<a name="output_id"></a> id	The ID of the WAF WebACL.
<a name="output_logging_config_id"></a> logging_config_id	The ARN of the WAFv2 Web ACL logging configuration.

References

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