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This component is responsible for provisioning a RedShift instance. It seeds relevant database information (hostnames, username, password, etc.) into AWS SSM Parameter Store.

Usage

Stack Level: Regional

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

components:
  terraform:
    redshift:
      vars:
        enabled: true
        name: redshift
        database_name: redshift
        publicly_accessible: false
        node_type: dc2.large
        number_of_nodes: 1
        cluster_type: single-node
        ssm_enabled: true
        log_exports:
          - userlog
          - connectionlog
          - useractivitylog
        admin_user: redshift
        custom_sg_enabled: true
        custom_sg_rules:
          - type: ingress
            key: postgres
            description: Allow inbound traffic to the redshift cluster
            from_port: 5439
            to_port: 5439
            protocol: tcp
            cidr_blocks:
              - 10.0.0.0/8

Requirements

Name	Version
<a name="requirement_terraform"></a> terraform	>= 1.0
<a name="requirement_aws"></a> aws	>= 4.17, <= 4.67.0
<a name="requirement_random"></a> random	>= 3.0

Providers

Name	Version
<a name="provider_aws"></a> aws	>= 4.17, <= 4.67.0
<a name="provider_random"></a> random	>= 3.0

Modules

Name	Source	Version
<a name="module_iam_roles"></a> iam_roles	../account-map/modules/iam-roles	n/a
<a name="module_redshift_cluster"></a> redshift_cluster	cloudposse/redshift-cluster/aws	1.0.0
<a name="module_redshift_sg"></a> redshift_sg	cloudposse/security-group/aws	2.2.0
<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.redshift_database_hostname	resource
aws_ssm_parameter.redshift_database_name	resource
aws_ssm_parameter.redshift_database_password	resource
aws_ssm_parameter.redshift_database_port	resource
aws_ssm_parameter.redshift_database_user	resource
random_password.admin_password	resource
random_pet.admin_user	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_admin_password"></a> admin_password	Password for the master DB user. Required unless a snapshot_identifier is provided	`string`	`null`	no
<a name="input_admin_user"></a> admin_user	Username for the master DB user. Required unless a snapshot_identifier is provided	`string`	`null`	no
<a name="input_allow_version_upgrade"></a> allow_version_upgrade	Whether or not to enable major version upgrades which are applied during the maintenance window to the Amazon Redshift engine that is running on the cluster	`bool`	`false`	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_cluster_type"></a> cluster_type	The cluster type to use. Either `single-node` or `multi-node`	`string`	`"single-node"`	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_sg_allow_all_egress"></a> custom_sg_allow_all_egress	Whether to allow all egress traffic or not	`bool`	`true`	no
<a name="input_custom_sg_enabled"></a> custom_sg_enabled	Whether to use custom security group or not	`bool`	`false`	no
<a name="input_custom_sg_rules"></a> custom_sg_rules	An array of custom security groups to create and assign to the cluster.	<pre>list(object({<br> key = string<br> type = string<br> from_port = number<br> to_port = number<br> protocol = string<br> cidr_blocks = list(string)<br> description = string<br> }))</pre>	`[]`	no
<a name="input_database_name"></a> database_name	The name of the first database to be created when the cluster is created	`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_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_engine_version"></a> engine_version	The version of the Amazon Redshift engine to use. See https://docs.aws.amazon.com/redshift/latest/mgmt/cluster-versions.html	`string`	`"1.0"`	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_kms_alias_name_ssm"></a> kms_alias_name_ssm	KMS alias name for SSM	`string`	`"alias/aws/ssm"`	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_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_node_type"></a> node_type	The node type to be provisioned for the cluster. See https://docs.aws.amazon.com/redshift/latest/mgmt/working-with-clusters.html#working-with-clusters-overview	`string`	`"dc2.large"`	no
<a name="input_number_of_nodes"></a> number_of_nodes	The number of compute nodes in the cluster. This parameter is required when the ClusterType parameter is specified as multi-node	`number`	`1`	no
<a name="input_port"></a> port	The port number on which the cluster accepts incoming connections	`number`	`5439`	no
<a name="input_publicly_accessible"></a> publicly_accessible	If true, the cluster can be accessed from a public network	`bool`	`false`	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_security_group_ids"></a> security_group_ids	An array of security group IDs to associate with the endpoint.	`list(string)`	`null`	no
<a name="input_ssm_enabled"></a> ssm_enabled	If `true` create SSM keys for the database user and password.	`bool`	`false`	no
<a name="input_ssm_key_format"></a> ssm_key_format	SSM path format. The values will will be used in the following order: `var.ssm_key_prefix`, `var.name`, `var.ssm_key_*`	`string`	`"/%v/%v/%v"`	no
<a name="input_ssm_key_hostname"></a> ssm_key_hostname	The SSM key to save the hostname. See `var.ssm_path_format`.	`string`	`"admin/db_hostname"`	no
<a name="input_ssm_key_password"></a> ssm_key_password	The SSM key to save the password. See `var.ssm_path_format`.	`string`	`"admin/db_password"`	no
<a name="input_ssm_key_port"></a> ssm_key_port	The SSM key to save the port. See `var.ssm_path_format`.	`string`	`"admin/db_port"`	no
<a name="input_ssm_key_prefix"></a> ssm_key_prefix	SSM path prefix. Omit the leading forward slash `/`.	`string`	`"redshift"`	no
<a name="input_ssm_key_user"></a> ssm_key_user	The SSM key to save the user. See `var.ssm_path_format`.	`string`	`"admin/db_user"`	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_use_private_subnets"></a> use_private_subnets	Whether to use private or public subnets for the Redshift cluster	`bool`	`true`	no

Outputs

Name	Description
<a name="output_arn"></a> arn	Amazon Resource Name (ARN) of cluster
<a name="output_cluster_identifier"></a> cluster_identifier	The Cluster Identifier
<a name="output_cluster_security_groups"></a> cluster_security_groups	The security groups associated with the cluster
<a name="output_database_name"></a> database_name	The name of the default database in the Cluster
<a name="output_dns_name"></a> dns_name	The DNS name of the cluster
<a name="output_endpoint"></a> endpoint	The connection endpoint
<a name="output_id"></a> id	The Redshift Cluster ID
<a name="output_port"></a> port	The Port the cluster responds on
<a name="output_redshift_database_ssm_key_prefix"></a> redshift_database_ssm_key_prefix	SSM prefix
<a name="output_vpc_security_group_ids"></a> vpc_security_group_ids	The VPC security group IDs associated with the cluster

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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