Merge pull request #73 from sourcefuse/ecs-service

Adding an EC2 instance type to the ECS module

Author: vijay-stephen

.gitignore

@@ -1,7 +1,6 @@
 .terraform
 terraform.tfstate
 *.tfstate*
-terraform.tfvars
 *.backup
 secrets.tfvars
 .idea

README.md

@@ -27,11 +27,33 @@ Before using this module, ensure you have the following:
 To use the module in your Terraform configuration, include the following source block:
 
 ```hcl
+
+##########################################
+## ecs cluster with ec2
+##########################################
 module "arc-ecs" {
   source  = "sourcefuse/arc-ecs/aws"
   version = "1.5.0"
-  # insert the 6 required variables here
+  ecs_cluster       = local.ecs_cluster
+  capacity_provider = local.capacity_provider
+  ecs_service       = local.ecs_service
+  launch_template   = local.launch_template
+  asg               = local.asg
+  tags              = module.tags.tags
+}
+
+##########################################
+## ecs cluster with fargate
+##########################################
+module "ecs_cluster" {
+  source  = "sourcefuse/arc-ecs/aws"
+  version = "1.5.0"
+  ecs_cluster       = local.ecs_cluster
+  capacity_provider = local.capacity_provider
+  ecs_service       = local.ecs_service
+  tags              = module.tags.tags
 }
+
 ```
 
 Refer to the [Terraform Registry](https://registry.terraform.io/modules/sourcefuse/arc-ecs/aws/latest) for the latest version.
@@ -41,7 +63,7 @@ Refer to the [Terraform Registry](https://registry.terraform.io/modules/sourcefu
 Integrate the module with your existing Terraform mono repo configuration, follow the steps below:
 
 1. Create a new folder in `terraform/` named `ecs`.
-2. Create the required files, see the [examples](https://github.com/sourcefuse/terraform-aws-arc-ecs/tree/main/example) to base off of.
+2. Create the required files, see the [examples](https://github.com/sourcefuse/terraform-aws-arc-ecs/tree/main/examples) to base off of.
 3. Configure with your backend
   - Create the environment backend configuration file: `config.<environment>.hcl`
     - **region**: Where the backend resides
@@ -74,7 +96,7 @@ For a list of outputs, see the README [Outputs](https://github.com/sourcefuse/te
 
 ### Basic Usage
 
-For basic usage, see the [example](https://github.com/sourcefuse/terraform-aws-arc-ecs/tree/main/example) folder.
+For basic usage, see the [example](https://github.com/sourcefuse/terraform-aws-arc-ecs/tree/main/examples) folder.
 
 This example will create:
 

docs/module-usage-guide/README.md

@@ -0,0 +1,37 @@
+[
+  {
+    "name": "${service_name_full}",
+    "image": "${repository_name}:${environment}",
+    "essential": true,
+    "portMappings": [
+      {
+        "hostPort": ${alb_port},
+        "protocol": "tcp",
+        "containerPort": ${container_port}
+      }
+    ],
+    "healthCheck": {
+        "command": [
+          "CMD-SHELL",
+          "curl --fail http://localhost:80 || exit 1"
+        ],
+        "interval": 30,
+        "timeout": 5,
+        "retries": 3,
+        "startPeriod": 15
+    },
+    "environment": ${environment_vars},
+    "secrets"    : ${secrets},
+    "compatibilities": [
+      "EC2"
+    ],
+    "logConfiguration": {
+      "logDriver": "awslogs",
+      "options": {
+        "awslogs-group": "${log_group_name}",
+        "awslogs-region": "${aws_region}",
+        "awslogs-stream-prefix" : "ecs"
+      }
+    }
+  }
+]

example/main.tf

@@ -0,0 +1,39 @@
+# network
+data "aws_vpc" "default" {
+  filter {
+    name   = "tag:Name"
+    values = var.vpc_name != null ? [var.vpc_name] : ["${var.namespace}-${var.environment}-vpc"]
+  }
+}
+
+data "aws_subnets" "private" {
+  filter {
+    name = "tag:Name"
+
+    ## try the created subnets from the upstream network module, or override with custom names
+    values = length(var.subnet_names) > 0 ? var.subnet_names : [
+      "${var.namespace}-${var.environment}-private-subnet-private-${var.region}a",
+      "${var.namespace}-${var.environment}-private-subnet-private-${var.region}b"
+    ]
+  }
+  filter {
+    name   = "vpc-id"
+    values = [data.aws_vpc.default.id]
+  }
+}
+
+data "aws_ami" "amazon_linux" {
+  most_recent = true
+
+  filter {
+    name   = "name"
+    values = ["amzn2-ami-hvm-*-x86_64-gp2"]
+  }
+
+  filter {
+    name   = "virtualization-type"
+    values = ["hvm"]
+  }
+
+  owners = ["amazon"]
+}