ahsanulih / terraform-aws-alb-single-listener

A terraform module which provisions an AWS Application LB with a single listener

terraform-aws-alb-single-listener

Table of Content

• terraform-aws-alb-single-listener
  • Table of Content
  • Description
  • Examples
  • Terraform Version
  • Requirements
  • Providers
  • Modules
  • Resources
  • Inputs
  • Outputs
  • Contributing
  • Authors
  • License

Description

A terraform module which provisions a DNS record that points to an Application LB with a single listener

Examples

• Frontend, Backend, and Default Tags
• Simple ALB Single Listener

Terraform Version

This module was created on 4/17/2018. The latest stable version of Terraform which this module tested working is Terraform 0.13.7 on 07/10/2021.

Requirements

Name	Version
terraform	>= 0.13

Providers

Name	Version
aws	n/a

Modules

Name	Source	Version
random_lb	github.com/traveloka/terraform-aws-resource-naming.git	v0.20.0
random_tg	github.com/traveloka/terraform-aws-resource-naming.git	v0.20.0

Resources

Name	Type
aws_lb.main	resource
aws_lb_listener.main	resource
aws_lb_listener_rule.main	resource
aws_lb_target_group.default	resource

Inputs

Name	Description	Type	Default	Required
cluster_role	Primary role/function of the cluster. Example value: 'app', 'fe', 'mongod', etc	string	n/a	yes
description	Will be used in resources' Description tag	string	n/a	yes
environment	Will be used in resources' Environment tag	string	n/a	yes
lb_idle_timeout	The LB's idle timeout	string	60	no
lb_internal	Whether the LB will be public / private	string	"1"	no
lb_ip_address_type	The LB's ip address type	string	"ipv4"	no
lb_logs_s3_bucket_name	The S3 bucket that will be used to store LB access logs	string	n/a	yes
lb_name	The name of the LB, will override the default <service_name>-<lb_type>-<random_string> name	string	""	no
lb_security_groups	List of security group IDs for the LB	list(string)	n/a	yes
lb_subnet_ids	List of subnet IDs of the LB	list(string)	n/a	yes
lb_tags	The additional LB tags that will be merged over the default tags	map(string)	{}	no
listener_certificate_arn	The LB listener's certificate ARN	string	n/a	yes
listener_port	The LB listener's port	string	443	no
listener_protocol	The LB listener's protocol	string	"HTTPS"	no
listener_rules	A map of listener rules for the LB: priority --> {target_group_arn:'', conditions:[]}. 'target_group_arn:null' means the built-in target group	map(any)	{}	no
listener_ssl_policy	The LB listener's SSL policy	string	"ELBSecurityPolicy-2016-08"	no
product_domain	Abbreviation of the product domain the created resources belong to	string	n/a	yes
service_name	The service name that will be used in tags and resources default name	string	n/a	yes
tg_deregistration_delay	The default target group's deregistration delay	string	300	no
tg_health_check	The default target group's health check configuration, will be merged over the default (see locals.tf)	map(string)	{}	no
tg_name	The default target group's name, will override the default <service_name>-default name	string	""	no
tg_port	The default target group's port	string	5000	no
tg_protocol	The default target group's protocol	string	"HTTP"	no
tg_protocol_version	The default target group's protocol version	string	"HTTP1"	no
tg_slow_start	Amount time for targets to warm up before the load balancer sends them a full share of requests. The range is 30-900 seconds or 0 to disable. The default value is 0 seconds.	string	0	no
tg_stickiness	The default target group's stickiness configuration	map(string)	{ "cookie_duration": 1, "enabled": true, "type": "lb_cookie" }	no
tg_tags	The additional Target Group tags that will be merged over the default tags	map(string)	{}	no
tg_target_type	The type of target that you must specify when registering targets with this target group.	string	"instance"	no
vpc_id	The default target group's VPC	string	n/a	yes

Outputs

Name	Description
lb_arn	The ARN of the ALB
lb_arn_suffix	The ARN suffix of the ALB, useful with CloudWatch Metrics
lb_dns	The DNS name of the load balancer
lb_zone_id	The canonical hosted zone ID of the load balancer (to be used in a Route 53 Alias record)
listener_arn	The ARN of the listener
listener_id	The ID of the listener
tg_arn	The arn of the default target group
tg_arn_suffix	The arn suffix of the default target group, useful with CloudWatch Metrics
tg_name	The name of the target group

Contributing

This module accepting or open for any contributions from anyone, please see the CONTRIBUTING.md for more detail about how to contribute to this module.

Authors

• Salvian Reynaldi

License

This module is under Apache License 2.0 - see the LICENSE file for details.