NEW: ec2 instance scheduler

lambda/ec2-scheduler/lambda_function.py

@@ -0,0 +1,16 @@
+import boto3
+import os
+import json
+
+# reference: https://aws.amazon.com/premiumsupport/knowledge-center/start-stop-lambda-eventbridge/
+
+ec2 = boto3.client('ec2', region_name=os.environ['region_name'])
+
+def lambda_handler(event, context):
+    if (event['action'] == 'start'):
+        resp = ec2.start_instances(InstanceIds=json.loads(os.environ['instances']))
+    elif (event['action'] == 'stop'):
+        resp = ec2.stop_instances(InstanceIds=json.loads(os.environ['instances']))
+    else:
+        resp = "Event action not provided"
+    return resp

lambda/ec2-scheduler/lambda_iam_asrole.json

@@ -0,0 +1,12 @@
+{
+    "Version": "2012-10-17",
+    "Statement": [
+        {
+            "Effect": "Allow",
+            "Principal": {
+                "Service": "lambda.amazonaws.com"
+            },
+            "Action": "sts:AssumeRole"
+        }
+    ]
+}

lambda/ec2-scheduler/lambda_iam_policy.json

@@ -0,0 +1,22 @@
+{  "Version": "2012-10-17",
+  "Statement": [
+    {
+      "Effect": "Allow",
+      "Action": [
+        "logs:CreateLogGroup",
+        "logs:CreateLogStream",
+        "logs:PutLogEvents"
+      ],
+      "Resource": "arn:aws:logs:*:*:*"
+    },
+    {
+      "Effect": "Allow",
+      "Action": [
+        "ec2:Start*",
+        "ec2:Stop*",
+        "kms:CreateGrant"
+      ],
+      "Resource": "*"
+    }
+  ]
+}