EC2Snapshot ローテーションバックアップのスクリプト

ec2-snapshot-rotation-backup.py

#!/usr/bin/python 
# -*- coding: utf-8 -*-
import sys
from boto.ec2.connection import EC2Connection
from boto.ec2 import connect_to_region

AWS_ACCESS_KEY = ""
AWS_SECRET_ACCESS_KEY = ""

if(len(sys.argv) != 5):
        print "Usage: ec2-snapshot-rotation-backup.py <num> <volume-id> <Name> <Author>"
        sys.exit()

conn = connect_to_region('ap-northeast-1', aws_access_key_id=AWS_ACCESS_KEY ,aws_secret_access_key=AWS_SECRET_ACCESS_KEY)
snap = conn.create_snapshot(sys.argv[2], description='This is Backup Snapshot by ec2-snapshot-rotation-backup.py')

snap.add_tag(key='Name', value=sys.argv[3])
snap.add_tag(key='Author', value=sys.argv[4])

snapshot = {}
for x in conn.get_all_snapshots():
        if(x.volume_id == sys.argv[2]):
                tmp = {x.id:x.start_time}
                snapshot.update(tmp)

snapshot = sorted(snapshot.items(), key=lambda (k, v): (v, k), reverse=True)
for i in range(int(sys.argv[1]), len(snapshot)):
        conn.delete_snapshot(snapshot[i][0])