Terraform - Lambda - agent ec2 stop 추가

terraform/lambda/dsk-agent-ec2/.terraform.lock.hcl

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+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/archive" {
+  version = "2.4.2"
+  hashes = [
+    "h1:G4v6F6Lhqlo3EKGBKEK/kJRhNcQiRrhEdUiVpBHKHOA=",
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+    "zh:53cd9afd223c15828c1916e68cb728d2be1cbccb9545568d6c2b122d0bac5102",
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+    "zh:78d5eefdd9e494defcb3c68d282b8f96630502cac21d1ea161f53cfe9bb483b3",
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+    "zh:febf4b7b5f3ff2adff0573ef6361f09b6638105111644bdebc0e4f575373935f",
+  ]
+}
+
+provider "registry.terraform.io/hashicorp/aws" {
+  version     = "5.34.0"
+  constraints = "~> 5.0"
+  hashes = [
+    "h1:Tbq6dKE+XyXmkup6+7eQj2vH+eCJipk8R3VXhebVYi4=",
+    "zh:01bb20ae12b8c66f0cacec4f417a5d6741f018009f3a66077008e67cce127aa4",
+    "zh:3b0c9bdbbf846beef2c9573fc27898ceb71b69cf9d2f4b1dd2d0c2b539eab114",
+    "zh:5226ecb9c21c2f6fbf1d662ac82459ffcd4ad058a9ea9c6200750a21a80ca009",
+    "zh:6021b905d9b3cd3d7892eb04d405c6fa20112718de1d6ef7b9f1db0b0c97721a",
+    "zh:9b12af85486a96aedd8d7984b0ff811a4b42e3d88dad1a3fb4c0b580d04fa425",
+    "zh:9e61b8e0ccf923979cd2dc1f1140dbcb02f92248578e10c1996f560b6306317c",
+    "zh:ad6bf62cdcf531f2f92f6416822918b7ba2af298e4a0065c6baf44991fda982d",
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+    "zh:eeb4943f82734946362696928336357cd1d36164907ae5905da0316a67e275e1",
+    "zh:ef09b6ad475efa9300327a30cbbe4373d817261c8e41e5b7391750b16ef4547d",
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+    "zh:fcd0f724ebc4b56a499eb6c0fc602de609af18a0d578befa2f7a8df155c55550",
+  ]
+}

terraform/lambda/dsk-agent-ec2/events.tf

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+resource "aws_cloudwatch_event_rule" "stop_lambda" {
+    name = var.stop_lambda_function_name
+    description = "Schedule for Stop Lambda Function"
+    schedule_expression = var.stop_lambda_schedule
+}
+
+resource "aws_cloudwatch_event_target" "stop_lambda" {
+    rule = aws_cloudwatch_event_rule.stop_lambda.name
+    target_id = var.stop_lambda_function_name
+    arn = aws_lambda_function.stop_lambda_function.arn
+}
+
+resource "aws_lambda_permission" "allow_cloudwatch_stop_lambda" {
+    statement_id = "AllowExecutionFromCloudWatch"
+    action = "lambda:InvokeFunction"
+    function_name = aws_lambda_function.stop_lambda_function.function_name
+    principal = "events.amazonaws.com"
+}

terraform/lambda/dsk-agent-ec2/lambda_function/dsk-agent-ec2-start.py

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+import boto3
+region = 'ap-northeast-2'
+instances = ['i-0b8d61b56a3baf918']
+ec2 = boto3.client('ec2', region_name=region)
+
+def lambda_handler(event, context):
+    ec2.start_instances(InstanceIds=instances)
+    print('Started instances: ' + str(instances))

terraform/lambda/dsk-agent-ec2/lambda_function/dsk-agent-ec2-stop.py

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+import boto3
+region = 'ap-northeast-2'
+instances = ['i-0b8d61b56a3baf918']
+ec2 = boto3.client('ec2', region_name=region)
+
+def lambda_handler(event, context):
+    ec2.stop_instances(InstanceIds=instances)
+    print('Stopped instances: ' + str(instances))

terraform/lambda/dsk-agent-ec2/main.tf

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+provider "aws" {
+  region = var.aws_region
+}
+
+data "archive_file" "start_lambda_function" {
+  type        = "zip"
+  source_file = "./lambda_function/${var.start_lambda_function_name}.py"
+  output_path = "./lambda_function/${var.start_lambda_function_name}.zip"
+}
+
+data "archive_file" "stop_lambda_function" {
+  type        = "zip"
+  source_file = "./lambda_function/${var.stop_lambda_function_name}.py"
+  output_path = "./lambda_function/${var.stop_lambda_function_name}.zip"
+}
+
+resource "aws_lambda_function" "start_lambda_function" {
+  filename = "./lambda_function/${var.start_lambda_function_name}.zip"
+  function_name = var.start_lambda_function_name
+  role = var.dsk_lambda_role
+  handler = "${var.start_lambda_function_name}.lambda_handler"
+  source_code_hash = data.archive_file.start_lambda_function.output_base64sha256
+  runtime = "python3.9"
+}
+
+resource "aws_lambda_function" "stop_lambda_function" {
+  filename = "./lambda_function/${var.stop_lambda_function_name}.zip"
+  function_name = var.stop_lambda_function_name
+  role = var.dsk_lambda_role
+  handler = "${var.stop_lambda_function_name}.lambda_handler"
+  source_code_hash = data.archive_file.stop_lambda_function.output_base64sha256
+  runtime = "python3.9"
+}
+
+resource "aws_cloudwatch_log_group" "start_lambda_function_log_group" {
+  name              = "/aws/lambda/${var.start_lambda_function_name}"
+  retention_in_days = 7
+}
+
+resource "aws_cloudwatch_log_group" "stop_lambda_function_log_group" {
+  name              = "/aws/lambda/${var.stop_lambda_function_name}"
+  retention_in_days = 7
+}

terraform/lambda/dsk-agent-ec2/variables.tf

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+variable "aws_region" {
+  default     = "ap-northeast-2"
+}
+
+variable "dsk_lambda_role" {
+  type    = string
+  default = "arn:aws:iam::508259851457:role/DSK_Lambda_Role"
+}
+
+variable "start_lambda_function_name" {
+  default     = "dsk-agent-ec2-start"
+}
+
+variable "stop_lambda_function_name" {
+  default     = "dsk-agent-ec2-stop"
+}
+
+variable "stop_lambda_schedule" {
+  default     = "cron(0 14 * * ? *)"
+}

terraform/lambda/dsk-agent-ec2/version.tf

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+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "~> 5.0"
+    }
+  }
+}