Update docs, add Mike Arnold to contributors, fix code-style

Author: aleks-fofanov

README.md

@@ -32,11 +32,18 @@ in a VPC. Supported engines are `postgres` and `mysql`. A newly created user, or
 don't need a new user) will be granted all permissions to created database.
 
 **Features**:
-  - Master user password as well as new user password can be passed to the module either via variables or via SSM
-    Parameters (**preferred**).
+  - Master user password as well as new user password can be passed to the module either via
+    - Module variables
+    - Parameters in SSM Parameter Store (**Recommended!**)
+    - Secrets in Secrets Manager (**Recommended!**)
   - Lambda function execution logs are shipped to Cloudwatch.
   - No database or user will be created if they are already exist.
 
+**Notes on using secrets from AWS Secrets Manager**:
+  - When [referencing secrets stored in Secrets Manager](https://docs.aws.amazon.com/systems-manager/latest/userguide/integration-ps-secretsmanager.html),
+    the `/aws/reference/secretsmanager` prefix must be used
+  - A secret must contain password in the `password` field or be a plain-text secret
+
 **Caveats**:
   - This lambda function needs internet access in order to comminitcate with AWS API. You need to associate this
     function with one or more private subnets in your VPC and make sure that their routing tables have a default
@@ -49,10 +56,9 @@ don't need a new user) will be granted all permissions to created database.
     security groups and/or subnets.
     More context: [Corresponding issue on github](https://github.com/terraform-providers/terraform-provider-aws/issues/10329)
 
-**TODOs**:
-  - Support SSL connections to RDS
-  - Switch to Circle CI for CI/CD pipelines
-  - Pack source code to a ZIP file (?)
+**Backlog**:
+  [ ] Support SSL connections to RDS
+  [ ] Switch to Circle CI for CI/CD pipelines
 
 This module is backed by best of breed terraform modules maintained by [Cloudposse](https://github.com/cloudposse).
 
@@ -178,17 +184,17 @@ module "db_provisioner" {
 | db\_instance\_id | DB Instance Identifier | `string` | n/a | yes |
 | db\_instance\_security\_group\_id | DB instance security group to add rules to. Rules will allow communication between Lambda and DB instance | `string` | `null` | no |
 | db\_master\_password | DB Instance master password. The usage of this parameter is discouraged. Consider putting db password in SSM Parameter Store and passing its ARN to the module via `db_master_password_ssm_parameter_arn` parameter | `string` | `null` | no |
-| db\_master\_password\_ssm\_param | Name of SSM Parameter that stores password for master user. This param takes precendence other `db_master_password` | `string` | `null` | no |
+| db\_master\_password\_ssm\_param | Name of SSM Parameter that stores password for master user. This param takes precedence other `db_master_password` | `string` | `null` | no |
 | db\_master\_password\_ssm\_param\_kms\_key | Identifier of KMS key used for encryption of SSM Parameter that stores password for master user | `string` | `null` | no |
 | db\_name | Database name that should be created | `string` | n/a | yes |
-| db\_user | Name of user that should be created and own (has all persmiison to) the provisioned database. If left empty, no user will be created | `string` | `null` | no |
-| db\_user\_password | Password for the user that should be created and own (has all persmiison to) the provisioned database. Ignored if `db_user` is set to null | `string` | `null` | no |
-| db\_user\_password\_ssm\_param | Name of SSM Parameter that stores password for provisioned user. This param takes precendence other `db_user_password` | `string` | `null` | no |
+| db\_user | Name of user that should be created and own (has all permission to) the provisioned database. If left empty, no user will be created | `string` | `null` | no |
+| db\_user\_password | Password for the user that should be created and own (has all permission to) the provisioned database. Ignored if `db_user` is set to null | `string` | `null` | no |
+| db\_user\_password\_ssm\_param | Name of SSM Parameter that stores password for provisioned user. This param takes precedence other `db_user_password` | `string` | `null` | no |
 | db\_user\_password\_ssm\_param\_kms\_key | Identifier of KMS key used for encryption of SSM Parameter that stores password for provisioned user | `string` | `null` | no |
 | delimiter | Delimiter to be used between `namespace`, `name`, `stage` and `attributes` | `string` | `"-"` | no |
 | enabled | Defines whether this module should create resources | `bool` | `true` | no |
 | invoke | Defines whether lambda function should be invoked immediately after provisioning | `bool` | `true` | no |
-| kms\_key | KMS key identifier. Acceptes the same format as KMS key data source (https://www.terraform.io/docs/providers/aws/d/kms_key.html). If this configuration is not provided when environment variables are in use, AWS Lambda uses a default service key. | `string` | `null` | no |
+| kms\_key | KMS key identifier. Accepts the same format as KMS key data source (https://www.terraform.io/docs/providers/aws/d/kms_key.html). If this configuration is not provided when environment variables are in use, AWS Lambda uses a default service key. | `string` | `null` | no |
 | logs\_kms\_key\_id | KMS Key Id for Lambda function logs ecnryption | `string` | `null` | no |
 | logs\_retention\_days | Lambda function logs retentions in days | `number` | `null` | no |
 | memory | Amount of memory in MB your Lambda Function can use at runtime | `number` | `256` | no |
@@ -197,7 +203,7 @@ module "db_provisioner" {
 | stage | Stage (e.g. `prod`, `dev`, `staging`) | `string` | `""` | no |
 | tags | Additional tags (e.g. `map(`BusinessUnit`,`XYZ`)` | `map(string)` | `{}` | no |
 | timeout | The amount of time your Lambda Function has to run in seconds | `number` | `30` | no |
-| vpc\_config | VPC configuratiuon for Lambda function | <pre>object({<br>    vpc_id             = string<br>    subnet_ids         = list(string)<br>    security_group_ids = list(string)<br>  })</pre> | n/a | yes |
+| vpc\_config | VPC configuration for Lambda function | <pre>object({<br>    vpc_id             = string<br>    subnet_ids         = list(string)<br>    security_group_ids = list(string)<br>  })</pre> | n/a | yes |
 
 ## Outputs
 
@@ -283,11 +289,13 @@ All other trademarks referenced herein are the property of their respective owne
 
 ### Contributors
 
-|  [![Aleksandr Fofanov][aleks-fofanov_avatar]][aleks-fofanov_homepage]<br/>[Aleksandr Fofanov][aleks-fofanov_homepage] |
-|---|
+|  [![Aleksandr Fofanov][aleks-fofanov_avatar]][aleks-fofanov_homepage]<br/>[Aleksandr Fofanov][aleks-fofanov_homepage] | [![Mike Arnold][razorsedge_avatar]][razorsedge_homepage]<br/>[Mike Arnold][razorsedge_homepage] |
+|---|---|
 
   [aleks-fofanov_homepage]: https://github.com/aleks-fofanov
   [aleks-fofanov_avatar]: https://github.com/aleks-fofanov.png?size=150
+  [razorsedge_homepage]: https://github.com/razorsedge
+  [razorsedge_avatar]: https://github.com/razorsedge.png?size=150
 
 
 

README.yaml

@@ -48,11 +48,18 @@ introduction: |-
   don't need a new user) will be granted all permissions to created database.
 
   **Features**:
-    - Master user password as well as new user password can be passed to the module either via variables or via SSM
-      Parameters (**preferred**).
+    - Master user password as well as new user password can be passed to the module either via
+      - Module variables
+      - Parameters in SSM Parameter Store (**Recommended!**)
+      - Secrets in Secrets Manager (**Recommended!**)
     - Lambda function execution logs are shipped to Cloudwatch.
     - No database or user will be created if they are already exist.
 
+  **Notes on using secrets from AWS Secrets Manager**:
+    - When [referencing secrets stored in Secrets Manager](https://docs.aws.amazon.com/systems-manager/latest/userguide/integration-ps-secretsmanager.html),
+      the `/aws/reference/secretsmanager` prefix must be used
+    - A secret must contain password in the `password` field or be a plain-text secret
+
   **Caveats**:
     - This lambda function needs internet access in order to comminitcate with AWS API. You need to associate this
       function with one or more private subnets in your VPC and make sure that their routing tables have a default
@@ -65,10 +72,9 @@ introduction: |-
       security groups and/or subnets.
       More context: [Corresponding issue on github](https://github.com/terraform-providers/terraform-provider-aws/issues/10329)
 
-  **TODOs**:
-    - Support SSL connections to RDS
-    - Switch to Circle CI for CI/CD pipelines
-    - Pack source code to a ZIP file (?)
+  **Backlog**:
+    [ ] Support SSL connections to RDS
+    [ ] Switch to Circle CI for CI/CD pipelines
 
   This module is backed by best of breed terraform modules maintained by [Cloudposse](https://github.com/cloudposse).
 
@@ -165,3 +171,5 @@ include:
 contributors:
   - name: "Aleksandr Fofanov"
     github: "aleks-fofanov"
+  - name: "Mike Arnold"
+    github: "razorsedge"

main.tf

@@ -9,15 +9,15 @@ locals {
   master_password_in_ssm_param        = var.db_master_password_ssm_param != null ? true : false
   master_password_ssm_param_ecnrypted = var.db_master_password_ssm_param_kms_key != null ? true : false
   # Replace null with empty string so that the following regexall will work.
-  db_master_password_ssm_param        = var.db_master_password_ssm_param == null ? "" : var.db_master_password_ssm_param
-  master_password_in_secretsmanager   = length(regexall("/aws/reference/secretsmanager/", local.db_master_password_ssm_param)) > 0
+  db_master_password_ssm_param      = var.db_master_password_ssm_param == null ? "" : var.db_master_password_ssm_param
+  master_password_in_secretsmanager = length(regexall("/aws/reference/secretsmanager/", local.db_master_password_ssm_param)) > 0
 
   // Provisioned user password
   user_password_in_ssm_param        = var.db_user_password_ssm_param != null ? true : false
   user_password_ssm_param_ecnrypted = var.db_user_password_ssm_param_kms_key != null ? true : false
   # Replace null with empty string so that the following regexall will work.
-  db_user_password_ssm_param        = var.db_user_password_ssm_param == null ? "" : var.db_user_password_ssm_param
-  user_password_in_secretsmanager   = length(regexall("/aws/reference/secretsmanager/", local.db_user_password_ssm_param)) > 0
+  db_user_password_ssm_param      = var.db_user_password_ssm_param == null ? "" : var.db_user_password_ssm_param
+  user_password_in_secretsmanager = length(regexall("/aws/reference/secretsmanager/", local.db_user_password_ssm_param)) > 0
 }
 
 #############################################################