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This component is responsible for provisioning DocumentDB clusters.

Usage

Stack Level: Regional

Here is an example snippet for how to use this component:

components:
  terraform:
    documentdb:
      backend:
        s3:
          workspace_key_prefix: documentdb
      vars:
        enabled: true
        cluster_size: 3
        engine: docdb
        engine_version: 3.6.0
        cluster_family: docdb3.6
        retention_period: 35

Requirements

Name	Version
<a name="requirement_terraform"></a> terraform	>= 1.0.0
<a name="requirement_aws"></a> aws	>= 3.0
<a name="requirement_random"></a> random	>= 3.0

Providers

Name	Version
<a name="provider_aws"></a> aws	>= 3.0
<a name="provider_random"></a> random	>= 3.0

Modules

Name	Source	Version
<a name="module_dns_delegated"></a> dns_delegated	cloudposse/stack-config/yaml//modules/remote-state	1.5.0
<a name="module_dns_gbl_delegated"></a> dns_gbl_delegated	cloudposse/stack-config/yaml//modules/remote-state	1.5.0
<a name="module_documentdb_cluster"></a> documentdb_cluster	cloudposse/documentdb-cluster/aws	0.14.0
<a name="module_eks"></a> eks	cloudposse/stack-config/yaml//modules/remote-state	1.5.0
<a name="module_iam_roles"></a> iam_roles	../account-map/modules/iam-roles	n/a
<a name="module_this"></a> this	cloudposse/label/null	0.25.0
<a name="module_vpc"></a> vpc	cloudposse/stack-config/yaml//modules/remote-state	1.5.0

Resources

Name	Type
aws_ssm_parameter.master_password	resource
aws_ssm_parameter.master_username	resource
random_password.master_password	resource

Inputs

Name	Description	Type	Default	Required
<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_apply_immediately"></a> apply_immediately	Specifies whether any cluster modifications are applied immediately, or during the next maintenance window	`bool`	`true`	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_auto_minor_version_upgrade"></a> auto_minor_version_upgrade	Specifies whether any minor engine upgrades will be applied automatically to the DB instance during the maintenance window or not	`bool`	`true`	no
<a name="input_cluster_family"></a> cluster_family	The family of the DocumentDB cluster parameter group. For more details, see https://docs.aws.amazon.com/documentdb/latest/developerguide/db-cluster-parameter-group-create.html	`string`	`"docdb3.6"`	no
<a name="input_cluster_parameters"></a> cluster_parameters	List of DB parameters to apply	<pre>list(object({<br> apply_method = string<br> name = string<br> value = string<br> }))</pre>	`[]`	no
<a name="input_cluster_size"></a> cluster_size	Number of DB instances to create in the cluster	`number`	`3`	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_db_port"></a> db_port	DocumentDB port	`number`	`27017`	no
<a name="input_deletion_protection_enabled"></a> deletion_protection_enabled	A value that indicates whether the DB cluster has deletion protection enabled	`bool`	`false`	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_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_eks_security_group_ingress_enabled"></a> eks_security_group_ingress_enabled	Whether to add the Security Group managed by the EKS cluster in the same regional stack to the ingress allowlist of the DocumentDB cluster.	`bool`	`true`	no
<a name="input_enabled"></a> enabled	Set to false to prevent the module from creating any resources	`bool`	`null`	no
<a name="input_enabled_cloudwatch_logs_exports"></a> enabled_cloudwatch_logs_exports	List of log types to export to cloudwatch. The following log types are supported: `audit`, `error`, `general`, `slowquery`	`list(string)`	`[]`	no
<a name="input_encryption_enabled"></a> encryption_enabled	Specifies whether the DB cluster is encrypted	`bool`	`true`	no
<a name="input_engine"></a> engine	The name of the database engine to be used for this DB cluster. Defaults to `docdb`. Valid values: `docdb`	`string`	`"docdb"`	no
<a name="input_engine_version"></a> engine_version	The version number of the database engine to use	`string`	`"3.6.0"`	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_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_instance_class"></a> instance_class	The instance class to use. For more details, see https://docs.aws.amazon.com/documentdb/latest/developerguide/db-instance-classes.html#db-instance-class-specs	`string`	`"db.r4.large"`	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_master_username"></a> master_username	(Required unless a snapshot_identifier is provided) Username for the master DB user	`string`	`"admin1"`	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_preferred_backup_window"></a> preferred_backup_window	Daily time range during which the backups happen	`string`	`"07:00-09:00"`	no
<a name="input_preferred_maintenance_window"></a> preferred_maintenance_window	The window to perform maintenance in. Syntax: `ddd:hh24:mi-ddd:hh24:mi`.	`string`	`"Mon:22:00-Mon:23:00"`	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_retention_period"></a> retention_period	Number of days to retain backups for	`number`	`5`	no
<a name="input_skip_final_snapshot"></a> skip_final_snapshot	Determines whether a final DB snapshot is created before the DB cluster is deleted	`bool`	`true`	no
<a name="input_snapshot_identifier"></a> snapshot_identifier	Specifies whether or not to create this cluster from a snapshot. You can use either the name or ARN when specifying a DB cluster snapshot, or the ARN when specifying a DB snapshot	`string`	`""`	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

Outputs

Name	Description
<a name="output_arn"></a> arn	Amazon Resource Name (ARN) of the cluster
<a name="output_cluster_name"></a> cluster_name	Cluster Identifier
<a name="output_endpoint"></a> endpoint	Endpoint of the DocumentDB cluster
<a name="output_master_host"></a> master_host	DB master hostname
<a name="output_master_username"></a> master_username	Username for the master DB user
<a name="output_reader_endpoint"></a> reader_endpoint	A read-only endpoint of the DocumentDB cluster, automatically load-balanced across replicas
<a name="output_replicas_host"></a> replicas_host	DB replicas hostname
<a name="output_security_group_arn"></a> security_group_arn	ARN of the DocumentDB cluster Security Group
<a name="output_security_group_id"></a> security_group_id	ID of the DocumentDB cluster Security Group
<a name="output_security_group_name"></a> security_group_name	Name of the DocumentDB cluster Security Group

References

cloudposse/terraform-aws-components - Cloud Posse's upstream component

[!NOTE] This project is part of Cloud Posse's comprehensive "SweetOps" approach towards DevOps.
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Related Projects

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Cloud Posse Terraform Modules - Our collection of reusable Terraform modules used by our reference architectures.
Atmos - Atmos is like docker-compose but for your infrastructure

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