initial working version

playbooks/edx-east/lifecycle_inventory.py

+#!/usr/bin/env python
+
+import argparse
+import boto
+import json
+
+class LifecycleInventory():
+
+    profile = None
+
+    def __init__(self):
+        parser = argparse.ArgumentParser()
+        group = parser.add_argument_group()
+        group.add_argument('-p', '--profile', help='The aws profile to use when connecting.')
+        args = parser.parse_args()
+
+        self.profile = args.profile
+        self.run()
+
+    def push(self, the_dict, key, element):
+        if key in the_dict:
+            the_dict[key].append(element);
+        else:
+            the_dict[key] = [element]
+
+
+    def get_instance_dict(self):
+        ec2 = boto.connect_ec2(profile_name=self.profile)
+        reservations = ec2.get_all_instances()
+
+        dict = {}
+
+        for instance in [i for r in reservations for i in r.instances]:
+            dict[instance.id] = instance
+
+        return dict
+
+    def run(self):
+        autoscale = boto.connect_autoscale(profile_name=self.profile)
+        groups = autoscale.get_all_groups()
+
+        instances = self.get_instance_dict()
+        inventory = {}
+
+        for group in groups:
+
+            for instance in group.instances:
+
+                private_ip_address = instances[instance.instance_id].private_ip_address
+
+                self.push(inventory, group.name, private_ip_address)
+                self.push(inventory,group.name + "_" + instance.lifecycle_state,private_ip_address)
+                self.push(inventory,instance.lifecycle_state,private_ip_address)
+
+
+        print json.dumps(inventory, sort_keys=True, indent=2)
+
+LifecycleInventory()