add

local-app/python-tools/cross-organization/check_region_resources.py

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+import boto3
+
+# --- VERSIONING ---
+__version__ = "1.0.0"
+
+def account_task(account_session, account_id, account_name, region):
+    results = {"alias": "N/A", "data": {}}
+    try:
+        ec2_mgmt = account_session.client('ec2', region_name=region)
+        # Get all regions and their opt-in status
+        region_info = ec2_mgmt.describe_regions(AllRegions=True)['Regions']
+
+        for reg in region_info:
+            r_name = reg['RegionName']
+            r_status = reg['OptInStatus']
+
+            # Skip regions that are not opted-in/accessible
+            if r_status == 'not-opted-in':
+                results["data"][r_name] = {"status": r_status, "resources": {}}
+                continue
+
+            # Regional resource collection
+            ec2 = account_session.client('ec2', region_name=r_name)
+            reg_data = {"status": r_status, "vpcs": []}
+
+            try:
+                # Describe VPCs and flag defaults
+                vpcs = ec2.describe_vpcs()
+                for vpc in vpcs['Vpcs']:
+                    v_id = vpc['VpcId']
+                    is_default = vpc.get('IsDefault', False)
+
+                    # Gather associated resources
+                    subnets = ec2.describe_subnets(Filters=[{'Name': 'vpc-id', 'Values': [v_id]}])
+                    igws = ec2.describe_internet_gateways(Filters=[{'Name': 'attachment.vpc-id', 'Values': [v_id]}])
+                    rts = ec2.describe_route_tables(Filters=[{'Name': 'vpc-id', 'Values': [v_id]}])
+
+                    reg_data["vpcs"].append({
+                        "vpc_id": v_id,
+                        "is_default": is_default,
+                        "subnets": [s['SubnetId'] for s in subnets['Subnets']],
+                        "igws": [igw['InternetGatewayId'] for igw in igws['InternetGateways']],
+                        "route_tables": [rt['RouteTableId'] for rt in rts['RouteTables'] if not rt.get('Associations')]
+                    })
+            except Exception as e:
+                reg_data["error"] = str(e)
+
+            results["data"][r_name] = reg_data
+
+        results["data"]["account_summary"] = {"_summary": f"REGIONS:{len(results['data'])-1}"}
+    except Exception as e:
+        results["error"] = str(e)
+    return results