mirror of
https://github.com/ansible-collections/community.general.git
synced 2024-09-14 20:13:21 +02:00
469 lines
18 KiB
Python
469 lines
18 KiB
Python
#!/usr/bin/python
|
|
# This file is part of Ansible
|
|
#
|
|
# Ansible is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# Ansible is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
DOCUMENTATION = '''
|
|
---
|
|
module: s3
|
|
short_description: idempotent S3 module putting a file into S3.
|
|
description:
|
|
- This module allows the user to dictate the presence of a given file in an S3 bucket. If or once the key (file) exists in the bucket, it returns a time-expired download URL. This module has a dependency on python-boto.
|
|
version_added: "1.1"
|
|
options:
|
|
bucket:
|
|
description:
|
|
- Bucket name.
|
|
required: true
|
|
default: null
|
|
aliases: []
|
|
object:
|
|
description:
|
|
- Keyname of the object inside the bucket. Can be used to create "virtual directories", see examples.
|
|
required: false
|
|
default: null
|
|
aliases: []
|
|
version_added: "1.3"
|
|
src:
|
|
description:
|
|
- The source file path when performing a PUT operation.
|
|
required: false
|
|
default: null
|
|
aliases: []
|
|
version_added: "1.3"
|
|
dest:
|
|
description:
|
|
- The destination file path when downloading an object/key with a GET operation.
|
|
required: false
|
|
aliases: []
|
|
version_added: "1.3"
|
|
overwrite:
|
|
description:
|
|
- Force overwrite either locally on the filesystem or remotely with the object/key. Used with PUT and GET operations.
|
|
required: false
|
|
default: false
|
|
version_added: "1.2"
|
|
mode:
|
|
description:
|
|
- Switches the module behaviour between put (upload), get (download), geturl (return download url (Ansible 1.3+), getstr (download object as string (1.3+)), create (bucket) and delete (bucket).
|
|
required: true
|
|
default: null
|
|
aliases: []
|
|
expiration:
|
|
description:
|
|
- Time limit (in seconds) for the URL generated and returned by S3/Walrus when performing a mode=put or mode=geturl operation.
|
|
required: false
|
|
default: 600
|
|
aliases: []
|
|
s3_url:
|
|
description:
|
|
- S3 URL endpoint. If not specified then the S3_URL environment variable is used, if that variable is defined.
|
|
default: null
|
|
aliases: [ S3_URL ]
|
|
aws_secret_key:
|
|
description:
|
|
- AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used.
|
|
required: false
|
|
default: null
|
|
aliases: ['ec2_secret_key', 'secret_key']
|
|
aws_access_key:
|
|
description:
|
|
- AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
|
|
required: false
|
|
default: null
|
|
aliases: [ 'ec2_access_key', 'access_key' ]
|
|
requirements: [ "boto" ]
|
|
author: Lester Wade, Ralph Tice
|
|
'''
|
|
|
|
EXAMPLES = '''
|
|
# Simple PUT operation
|
|
- s3: bucket=mybucket object=/my/desired/key.txt src=/usr/local/myfile.txt mode=put
|
|
# Simple GET operation
|
|
- s3: bucket=mybucket object=/my/desired/key.txt dest=/usr/local/myfile.txt mode=get
|
|
# GET/download and overwrite local file (trust remote)
|
|
- s3: bucket=mybucket object=/my/desired/key.txt dest=/usr/local/myfile.txt mode=get overwrite=true
|
|
# PUT/upload and overwrite remote file (trust local)
|
|
- s3: bucket=mybucket object=/my/desired/key.txt src=/usr/local/myfile.txt mode=put overwrite=true
|
|
# Download an object as a string to use else where in your playbook
|
|
- s3: bucket=mybucket object=/my/desired/key.txt src=/usr/local/myfile.txt mode=getstr
|
|
# Create an empty bucket
|
|
- s3: bucket=mybucket mode=create
|
|
# Create a bucket with key as directory
|
|
- s3: bucket=mybucket object=/my/directory/path mode=create
|
|
# Delete a bucket and all contents
|
|
- s3: bucket=mybucket mode=delete
|
|
'''
|
|
|
|
import sys
|
|
import os
|
|
import urlparse
|
|
import hashlib
|
|
|
|
try:
|
|
import boto
|
|
except ImportError:
|
|
print "failed=True msg='boto required for this module'"
|
|
sys.exit(1)
|
|
|
|
def key_check(module, s3, bucket, obj):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
key_check = bucket.get_key(obj)
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
if key_check:
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def keysum(module, s3, bucket, obj):
|
|
bucket = s3.lookup(bucket)
|
|
key_check = bucket.get_key(obj)
|
|
if key_check:
|
|
md5_remote = key_check.etag[1:-1]
|
|
etag_multipart = md5_remote.find('-')!=-1 #Check for multipart, etag is not md5
|
|
if etag_multipart is True:
|
|
module.fail_json(msg="Files uploaded with multipart of s3 are not supported with checksum, unable to compute checksum.")
|
|
sys.exit(0)
|
|
return md5_remote
|
|
|
|
def bucket_check(module, s3, bucket):
|
|
try:
|
|
result = s3.lookup(bucket)
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
if result:
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def create_bucket(module, s3, bucket):
|
|
try:
|
|
bucket = s3.create_bucket(bucket)
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
if bucket:
|
|
return True
|
|
|
|
def delete_bucket(module, s3, bucket):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
bucket_contents = bucket.list()
|
|
bucket.delete_keys([key.name for key in bucket_contents])
|
|
bucket.delete()
|
|
return True
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def delete_key(module, s3, bucket, obj):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
bucket.delete_key(obj)
|
|
module.exit_json(msg="Object deleted from bucket %s"%bucket, changed=True)
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def create_dirkey(module, s3, bucket, obj):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
key = bucket.new_key(obj)
|
|
key.set_contents_from_string('')
|
|
module.exit_json(msg="Virtual directory %s created in bucket %s" % (obj, bucket.name), changed=True)
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def upload_file_check(src):
|
|
if os.path.exists(src):
|
|
file_exists is True
|
|
else:
|
|
file_exists is False
|
|
if os.path.isdir(src):
|
|
module.fail_json(msg="Specifying a directory is not a valid source for upload.", failed=True)
|
|
sys.exit(0)
|
|
return file_exists
|
|
|
|
def path_check(path):
|
|
if os.path.exists(path):
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def upload_s3file(module, s3, bucket, obj, src, expiry):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
key = bucket.new_key(obj)
|
|
key.set_contents_from_filename(src)
|
|
url = key.generate_url(expiry)
|
|
module.exit_json(msg="PUT operation complete", url=url, changed=True)
|
|
sys.exit(0)
|
|
except s3.provider.storage_copy_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def download_s3file(module, s3, bucket, obj, dest):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
key = bucket.lookup(obj)
|
|
key.get_contents_to_filename(dest)
|
|
module.exit_json(msg="GET operation complete", changed=True)
|
|
sys.exit(0)
|
|
except s3.provider.storage_copy_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def download_s3str(module, s3, bucket, obj):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
key = bucket.lookup(obj)
|
|
contents = key.get_contents_as_string()
|
|
module.exit_json(msg="GET operation complete", contents=contents, changed=True)
|
|
sys.exit(0)
|
|
except s3.provider.storage_copy_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def get_download_url(module, s3, bucket, obj, expiry, changed=True):
|
|
try:
|
|
bucket = s3.lookup(bucket)
|
|
key = bucket.lookup(obj)
|
|
url = key.generate_url(expiry)
|
|
module.exit_json(msg="Download url:", url=url, expiry=expiry, changed=changed)
|
|
sys.exit(0)
|
|
except s3.provider.storage_response_error, e:
|
|
module.fail_json(msg= str(e))
|
|
|
|
def main():
|
|
module = AnsibleModule(
|
|
argument_spec = dict(
|
|
bucket = dict(required=True),
|
|
object = dict(),
|
|
src = dict(),
|
|
dest = dict(default=None),
|
|
mode = dict(choices=['get', 'put', 'delete', 'create', 'geturl', 'getstr'], required=True),
|
|
expiry = dict(default=600, aliases=['expiration']),
|
|
s3_url = dict(aliases=['S3_URL']),
|
|
aws_secret_key = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True, required=False),
|
|
aws_access_key = dict(aliases=['ec2_access_key', 'access_key'], required=False),
|
|
overwrite = dict(default=False, type='bool'),
|
|
),
|
|
)
|
|
|
|
bucket = module.params.get('bucket')
|
|
obj = module.params.get('object')
|
|
src = module.params.get('src')
|
|
if module.params.get('dest'):
|
|
dest = os.path.expanduser(module.params.get('dest'))
|
|
mode = module.params.get('mode')
|
|
expiry = int(module.params['expiry'])
|
|
s3_url = module.params.get('s3_url')
|
|
aws_secret_key = module.params.get('aws_secret_key')
|
|
aws_access_key = module.params.get('aws_access_key')
|
|
overwrite = module.params.get('overwrite')
|
|
|
|
if module.params.get('object'):
|
|
obj = os.path.expanduser(module.params['object'])
|
|
|
|
# allow eucarc environment variables to be used if ansible vars aren't set
|
|
if not s3_url and 'S3_URL' in os.environ:
|
|
s3_url = os.environ['S3_URL']
|
|
|
|
if not aws_secret_key:
|
|
if 'AWS_SECRET_KEY' in os.environ:
|
|
aws_secret_key = os.environ['AWS_SECRET_KEY']
|
|
elif 'EC2_SECRET_KEY' in os.environ:
|
|
aws_secret_key = os.environ['EC2_SECRET_KEY']
|
|
|
|
if not aws_access_key:
|
|
if 'AWS_ACCESS_KEY' in os.environ:
|
|
aws_access_key = os.environ['AWS_ACCESS_KEY']
|
|
elif 'EC2_ACCESS_KEY' in os.environ:
|
|
aws_access_key = os.environ['EC2_ACCESS_KEY']
|
|
|
|
# If we have an S3_URL env var set, this is likely to be Walrus, so change connection method
|
|
if 'S3_URL' in os.environ:
|
|
try:
|
|
walrus = urlparse.urlparse(s3_url).hostname
|
|
s3 = boto.connect_walrus(walrus, aws_access_key, aws_secret_key)
|
|
except boto.exception.NoAuthHandlerFound, e:
|
|
module.fail_json(msg = str(e))
|
|
else:
|
|
try:
|
|
s3 = boto.connect_s3(aws_access_key, aws_secret_key)
|
|
except boto.exception.NoAuthHandlerFound, e:
|
|
module.fail_json(msg = str(e))
|
|
|
|
# If our mode is a GET operation (download), go through the procedure as appropriate ...
|
|
if mode == 'get':
|
|
|
|
# First, we check to see if the bucket exists, we get "bucket" returned.
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
if bucketrtn is False:
|
|
module.fail_json(msg="Target bucket cannot be found", failed=True)
|
|
sys.exit(0)
|
|
|
|
# Next, we check to see if the key in the bucket exists. If it exists, it also returns key_matches md5sum check.
|
|
keyrtn = key_check(module, s3, bucket, obj)
|
|
if keyrtn is False:
|
|
module.fail_json(msg="Target key cannot be found", failed=True)
|
|
sys.exit(0)
|
|
|
|
# If the destination path doesn't exist, no need to md5um etag check, so just download.
|
|
pathrtn = path_check(dest)
|
|
if pathrtn is False:
|
|
download_s3file(module, s3, bucket, obj, dest)
|
|
|
|
# Compare the remote MD5 sum of the object with the local dest md5sum, if it already exists.
|
|
if pathrtn is True:
|
|
md5_remote = keysum(module, s3, bucket, obj)
|
|
md5_local = hashlib.md5(open(dest, 'rb').read()).hexdigest()
|
|
if md5_local == md5_remote:
|
|
sum_matches = True
|
|
if overwrite is True:
|
|
download_s3file(module, s3, bucket, obj, dest)
|
|
else:
|
|
module.exit_json(msg="Local and remote object are identical, ignoring. Use overwrite parameter to force.", changed=False)
|
|
else:
|
|
sum_matches = False
|
|
if overwrite is True:
|
|
download_s3file(module, s3, bucket, obj, dest)
|
|
else:
|
|
module.fail_json(msg="WARNING: Checksums do not match. Use overwrite parameter to force download.", failed=True)
|
|
|
|
# If destination file doesn't already exist we can go ahead and download.
|
|
if pathrtn is False:
|
|
download_s3file(module, s3, bucket, obj, dest)
|
|
|
|
# Firstly, if key_matches is TRUE and overwrite is not enabled, we EXIT with a helpful message.
|
|
if sum_matches is True and overwrite is False:
|
|
module.exit_json(msg="Local and remote object are identical, ignoring. Use overwrite parameter to force.", changed=False)
|
|
|
|
# At this point explicitly define the overwrite condition.
|
|
if sum_matches is True and pathrtn is True and overwrite is True:
|
|
download_s3file(module, s3, bucket, obj, dest)
|
|
|
|
# If sum does not match but the destination exists, we
|
|
|
|
# if our mode is a PUT operation (upload), go through the procedure as appropriate ...
|
|
if mode == 'put':
|
|
|
|
# Use this snippet to debug through conditionals:
|
|
# module.exit_json(msg="Bucket return %s"%bucketrtn)
|
|
# sys.exit(0)
|
|
|
|
# Lets check the src path.
|
|
pathrtn = path_check(src)
|
|
if pathrtn is False:
|
|
module.fail_json(msg="Local object for PUT does not exist", failed=True)
|
|
sys.exit(0)
|
|
|
|
# Lets check to see if bucket exists to get ground truth.
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
keyrtn = key_check(module, s3, bucket, obj)
|
|
|
|
# Lets check key state. Does it exist and if it does, compute the etag md5sum.
|
|
if bucketrtn is True and keyrtn is True:
|
|
md5_remote = keysum(module, s3, bucket, obj)
|
|
md5_local = hashlib.md5(open(src, 'rb').read()).hexdigest()
|
|
if md5_local == md5_remote:
|
|
sum_matches = True
|
|
if overwrite is True:
|
|
upload_s3file(module, s3, bucket, obj, src, expiry)
|
|
else:
|
|
get_download_url(module, s3, bucket, obj, expiry, changed=False) ## PATCH
|
|
else:
|
|
sum_matches = False
|
|
if overwrite is True:
|
|
upload_s3file(module, s3, bucket, obj, src, expiry)
|
|
else:
|
|
module.exit_json(msg="WARNING: Checksums do not match. Use overwrite parameter to force upload.", failed=True)
|
|
|
|
# If neither exist (based on bucket existence), we can create both.
|
|
if bucketrtn is False and pathrtn is True:
|
|
create_bucket(module, s3, bucket)
|
|
upload_s3file(module, s3, bucket, obj, src, expiry)
|
|
|
|
# If bucket exists but key doesn't, just upload.
|
|
if bucketrtn is True and pathrtn is True and keyrtn is False:
|
|
upload_s3file(module, s3, bucket, obj, src, expiry)
|
|
|
|
# Support for deleting an object if we have both params.
|
|
if mode == 'delete':
|
|
if bucket:
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
if bucketrtn is True:
|
|
deletertn = delete_bucket(module, s3, bucket)
|
|
if deletertn is True:
|
|
module.exit_json(msg="Bucket %s and all keys have been deleted."%bucket, changed=True)
|
|
else:
|
|
module.fail_json(msg="Bucket does not exist.", changed=False)
|
|
else:
|
|
module.fail_json(msg="Bucket parameter is required.", failed=True)
|
|
|
|
# Need to research how to create directories without "populating" a key, so this should just do bucket creation for now.
|
|
# WE SHOULD ENABLE SOME WAY OF CREATING AN EMPTY KEY TO CREATE "DIRECTORY" STRUCTURE, AWS CONSOLE DOES THIS.
|
|
if mode == 'create':
|
|
if bucket and not obj:
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
if bucketrtn is True:
|
|
module.exit_json(msg="Bucket already exists.", changed=False)
|
|
else:
|
|
module.exit_json(msg="Bucket created succesfully", changed=create_bucket(module, s3, bucket))
|
|
if bucket and obj:
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
if obj.endswith('/'):
|
|
dirobj = obj
|
|
else:
|
|
dirobj = obj + "/"
|
|
if bucketrtn is True:
|
|
keyrtn = key_check(module, s3, bucket, dirobj)
|
|
if keyrtn is True:
|
|
module.exit_json(msg="Bucket %s and key %s already exists."% (bucket, obj), changed=False)
|
|
else:
|
|
create_dirkey(module, s3, bucket, dirobj)
|
|
if bucketrtn is False:
|
|
created = create_bucket(module, s3, bucket)
|
|
create_dirkey(module, s3, bucket, dirobj)
|
|
|
|
# Support for grabbing the time-expired URL for an object in S3/Walrus.
|
|
if mode == 'geturl':
|
|
if bucket and obj:
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
if bucketrtn is False:
|
|
module.fail_json(msg="Bucket %s does not exist."%bucket, failed=True)
|
|
else:
|
|
keyrtn = key_check(module, s3, bucket, obj)
|
|
if keyrtn is True:
|
|
get_download_url(module, s3, bucket, obj, expiry)
|
|
else:
|
|
module.fail_json(msg="Key %s does not exist."%obj, failed=True)
|
|
else:
|
|
module.fail_json(msg="Bucket and Object parameters must be set", failed=True)
|
|
sys.exit(0)
|
|
|
|
if mode == 'getstr':
|
|
if bucket and obj:
|
|
bucketrtn = bucket_check(module, s3, bucket)
|
|
if bucketrtn is False:
|
|
module.fail_json(msg="Bucket %s does not exist."%bucket, failed=True)
|
|
else:
|
|
keyrtn = key_check(module, s3, bucket, obj)
|
|
if keyrtn is True:
|
|
download_s3str(module, s3, bucket, obj)
|
|
else:
|
|
module.fail_json(msg="Key %s does not exist."%obj, failed=True)
|
|
|
|
sys.exit(0)
|
|
|
|
# this is magic, see lib/ansible/module_common.py
|
|
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
|
|
|
|
main()
|