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challenge3.py
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challenge3.py
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#!/usr/bin/python -tt
# Copyright 2013 Derek Remund (derek.remund@rackspace.com)
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import pyrax
import argparse
import os
import sys
import time
def main():
default_creds_file = os.path.join(os.path.expanduser("~"),
".rackspace_cloud_credentials")
parser = argparse.ArgumentParser(description = "Uploads a directory to a "
"Cloud Files container.",
epilog = "Ex: {} -r DFW --recursive - Recursively upload the current "
"directory to a randomly-named container in DFW.".format(__file__))
parser.add_argument('-c', '--container', default = "",
help="Name of container to use/create; random name is used if unspecified.")
parser.add_argument('-r', '--region', required = True,
choices=['DFW', 'ORD', 'LON'], help="Name of region to use.")
parser.add_argument('-d', '--dir',
default = os.path.dirname(os.path.realpath(__file__)),
help="Directory to upload; defaults to the current directory.")
parser.add_argument('-f', '--creds_file', default = default_creds_file,
help = "Location of credentials file; defaults to {}".format(default_creds_file))
parser.add_argument('--recursive', action = "store_true",
help = "Recurse and build pseudo-filesystem in the container.")
args = parser.parse_args()
if args.container == "":
args.container = pyrax.utils.random_name(8, ascii_only = True)
pyrax.set_setting("identity_type", "rackspace")
creds_file = os.path.abspath(os.path.expanduser(args.creds_file))
pyrax.set_credential_file(creds_file)
cf = pyrax.connect_to_cloudfiles(args.region)
print "Using container \"{}\"".format(args.container)
container = None
try:
container = cf.get_container(args.container)
except:
try:
container = cf.create_container(args.container)
except Exception, e:
print "Container exception: {}".format(e)
sys.exit(1)
directory = os.path.abspath(os.path.expanduser(args.dir))
if not os.path.isdir(directory):
print "{} is not a directory.".format(directory)
sys.exit(1)
if(not args.recursive):
for item in os.listdir(directory):
full_path = os.path.join(directory, item)
if os.path.isfile(full_path):
chksum = pyrax.utils.get_checksum(full_path)
try:
file_object = cf.upload_file(container, full_path, etag=chksum)
except Exception, e:
print "{} - Upload failed - {}".format(item, e)
else:
print "{} - Upload succeeded - checksum {}".format(item, file_object.etag)
else:
uuid, total_bytes = cf.upload_folder(directory, container)
while cf.get_uploaded(uuid) < total_bytes:
print "{} of {} bytes uploaded".format(cf.get_uploaded(uuid), total_bytes)
time.sleep(2)
print "Upload complete.\n"
if __name__ == '__main__':
main()