Glacier directory Backup

glacier_backup.py

'''
Makes a tarfile from every top-level directory in BACKUP_PATH
and transmits that to Amazon Glacier.

Requirements:

	Environmental Variables:
		+ AWS_ACCESS_KEY_ID
		+ AWS_SECRET_ACCESS_KEY

	Python packages:
		+ boto
'''

BACKUP_PATH = './backup'
VAULT_NAME = 'openwatch-stasis'
VAULT_REGION = 'us-east-1'

import subprocess
import datetime
import tarfile
import os
import boto.glacier
import boto.glacier.job

def make_tarfile(output_filename, source_dir):
    with tarfile.open(output_filename, "w") as tar:
        tar.add(source_dir, arcname=os.path.basename(source_dir))

print "Connecting to Glacier region"
glacier = boto.glacier.connect_to_region(VAULT_REGION)
 
print "Grabbing vault"
vault =  glacier.get_vault(VAULT_NAME)

print "Gathering files in " + BACKUP_PATH
backup_dirs = [ f for f in os.listdir(BACKUP_PATH) if os.path.isdir(os.path.join(BACKUP_PATH,f)) ]
print "Found " + str(len(backup_dirs)) + " directories"
for filename in backup_dirs:
	abs_filename = os.path.abspath(os.path.join(BACKUP_PATH, filename))
	print "Packaging" + filename
	tar_filename = filename + '.tar'
	make_tarfile(tar_filename, abs_filename)
	print "Uploading " + tar_filename
	uploaded_file = vault.concurrent_create_archive_from_file(filename=tar_filename)
	print "Upload complete. File archive ID on vault: " + filename

print "Tada!"