NEW: various python files

py/ClassTest.py

@@ -0,0 +1,75 @@
+#!/usr/bin/pytho3
+
+from pprint import pprint
+import boto3
+from datetime import datetime, timezone, timedelta
+
+
+class Ami:
+    def __init__(self, name: str, age: int, delete: bool):
+        self.name = name
+        self.age = age
+        self.delete = delete
+
+    def __repr__(self):
+        return f"Ami(name='{self.name}', age={self.age}, delete={self.delete})"
+
+    def mark_for_deletion(self):
+        self.delete = True
+
+
+ec2 = boto3.client("ec2")
+images = ec2.describe_images(
+    Owners=["self"],
+    Filters=[
+        {"Name": "name", "Values": ["var*", "online-ordering-website*"]},
+    ],
+)
+
+ami_in_use = []
+launch_templates = ec2.describe_launch_templates()
+for t in launch_templates.get("LaunchTemplates"):
+    latest = ec2.describe_launch_template_versions(
+        LaunchTemplateId=t.get("LaunchTemplateId"),
+        Versions=["$Latest"],
+    )
+    for lt in latest.get("LaunchTemplateVersions"):
+        ami_in_use.append(lt.get("LaunchTemplateData").get("ImageId"))
+
+all_images = images.get("Images", [])
+inactive_images = [i for i in all_images if i.get("ImageId") not in ami_in_use]
+
+my_amis = {}
+for i in all_images:
+    ami_id = i.get("ImageId")
+    ami_date = datetime.strptime(
+        i.get("CreationDate"), "%Y-%m-%dT%H:%M:%S.%fZ"
+    ).replace(tzinfo=timezone.utc)
+    ami_age = datetime.now(timezone.utc) - ami_date
+    in_use = i.get("ImageId") not in ami_in_use
+    my_amis[i.get("ImageId")] = Ami(i.get("Name"), ami_age.days, in_use)
+
+bno_images = {
+    k: v for k, v in my_amis.items() if v.name.startswith("var-backend-non-ordering")
+}
+bo_images = {
+    k: v for k, v in my_amis.items() if v.name.startswith("var-backend-ordering")
+}
+oo_images = {k: v for k, v in my_amis.items() if v.name.startswith("online-ordering")}
+
+# sort and do not delete the newest 2
+bno_sorted = sorted(bno_images.items(), key=lambda item: item[1].age)
+for key, ami_obj in bno_sorted[:2]:
+    ami_obj.delete = False
+
+bo_sorted = sorted(bo_images.items(), key=lambda item: item[1].age)
+for key, ami_obj in bo_sorted[:2]:
+    ami_obj.delete = False
+
+oo_sorted = sorted(oo_images.items(), key=lambda item: item[1].age)
+for key, ami_obj in oo_sorted[:2]:
+    ami_obj.delete = False
+
+pprint(bno_sorted)
+pprint(bo_sorted)
+pprint(oo_sorted)