#!/usr/bin/env python3
import json
import sys
from deepdiff import DeepDiff

tf_plan_json = json.loads(sys.stdin.read())
resources_to_change = []
resources = tf_plan_json['resource_changes']
state_before = {}
state_after = {}

for resource in resources:
    if 'change' in resource:
        if 'actions' in resource['change']:
            if set(resource['change']['actions']).issubset(['create', 'delete', 'update']):
                if 'type' in resource and resource['type'] == 'aws_ecs_task_definition':
                    resources_to_change.append({
                        "before": resource['change']['before'],
                        "after": resource['change']['after']
                    })

for resource in resources_to_change:
    before = resource['before']
    after = resource['after']
    container_definition_before = json.loads(before['container_definitions'])
    container_definition_after = json.loads(after['container_definitions'])
    print(DeepDiff(container_definition_before,container_definition_after))