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unarchive: PEP8, imports, cosmetics (#24654)

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- Make PEP8 compliant
- Ensure imports are specific
- Few cosmetic changes (sort lists, casing, punctuation)
This commit is contained in:
Dag Wieers 2017-06-02 17:22:52 +02:00 committed by John R Barker
parent 955dc6e250
commit 8cbed3c534
2 changed files with 109 additions and 119 deletions
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161
lib/ansible/modules/files/unarchive.py
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@ -25,131 +25,123 @@ ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['preview'], 'status': ['preview'],
'supported_by': 'core'} 'supported_by': 'core'}
DOCUMENTATION = r'''
DOCUMENTATION = '''
--- ---
module: unarchive module: unarchive
version_added: 1.4 version_added: '1.4'
short_description: Unpacks an archive after (optionally) copying it from the local machine. short_description: Unpacks an archive after (optionally) copying it from the local machine.
extends_documentation_fragment: [files, decrypt] extends_documentation_fragment: [ decrypt, files ]
description: description:
- The C(unarchive) module unpacks an archive. By default, it will copy the source file from the local system to the target before unpacking. - The C(unarchive) module unpacks an archive.
Set remote_src=yes to unpack an archive which already exists on the target. - By default, it will copy the source file from the local system to the target before unpacking.
- Set C(remote_src=yes) to unpack an archive which already exists on the target.
options: options:
src: src:
description: description:
- If remote_src=no (default), local path to archive file to copy to the target server; can be absolute or relative. If remote_src=yes, path on the - If C(remote_src=no) (default), local path to archive file to copy to the target server; can be absolute or relative. If C(remote_src=yes), path on the
target server to existing archive file to unpack. target server to existing archive file to unpack.
- If remote_src=yes and src contains ://, the remote machine will download the file from the url first. (version_added 2.0). This is only for - If C(remote_src=yes) and C(src) contains C(://), the remote machine will download the file from the URL first. (version_added 2.0). This is only for
simple cases, for full download support look at the M(get_url) module. simple cases, for full download support look at the M(get_url) module.
required: true required: true
default: null
dest: dest:
description: description:
- Remote absolute path where the archive should be unpacked - Remote absolute path where the archive should be unpacked.
required: true required: true
default: null
copy: copy:
description: description:
- "If true, the file is copied from local 'master' to the target machine, otherwise, the plugin will look for src archive at the target machine." - If true, the file is copied from local 'master' to the target machine, otherwise, the plugin will look for src archive at the target machine.
- "This option has been deprecated in favor of C(remote_src)" - This option has been deprecated in favor of C(remote_src).
- "This option is mutually exclusive with C(remote_src)." - This option is mutually exclusive with C(remote_src).
required: false type: 'bool'
choices: [ "yes", "no" ] default: 'yes'
default: "yes"
creates: creates:
description: description:
- a filename, when it already exists, this step will B(not) be run. - A filename, when it already exists, this step will B(not) be run.
required: no
default: null
version_added: "1.6" version_added: "1.6"
list_files: list_files:
description: description:
- If set to True, return the list of files that are contained in the tarball. - If set to True, return the list of files that are contained in the tarball.
required: false type: 'bool'
choices: [ "yes", "no" ] default: 'no'
default: "no"
version_added: "2.0" version_added: "2.0"
exclude: exclude:
description: description:
- List the directory and file entries that you would like to exclude from the unarchive action. - List the directory and file entries that you would like to exclude from the unarchive action.
required: false
default: []
version_added: "2.1" version_added: "2.1"
keep_newer: keep_newer:
description: description:
- Do not replace existing files that are newer than files from the archive. - Do not replace existing files that are newer than files from the archive.
required: false type: 'bool'
default: no default: 'no'
version_added: "2.1" version_added: "2.1"
extra_opts: extra_opts:
description: description:
- Specify additional options by passing in an array. - Specify additional options by passing in an array.
default: default: ""
required: false
version_added: "2.1" version_added: "2.1"
remote_src: remote_src:
description: description:
- "Set to C(yes) to indicate the archived file is already on the remote system and not local to the Ansible controller." - Set to C(yes) to indicate the archived file is already on the remote system and not local to the Ansible controller.
- "This option is mutually exclusive with C(copy)." - This option is mutually exclusive with C(copy).
required: false type: 'bool'
default: "no" default: 'no'
choices: ["yes", "no"]
version_added: "2.2" version_added: "2.2"
validate_certs: validate_certs:
description: description:
- This only applies if using a https url as the source of the file. - This only applies if using a https URL as the source of the file.
- This should only set to C(no) used on personally controlled sites using self-signed cer - This should only set to C(no) used on personally controlled sites using self-signed certificate.
- Prior to 2.2 the code worked as if this was set to C(yes). - Prior to 2.2 the code worked as if this was set to C(yes).
required: false type: 'bool'
default: "yes" default: 'yes'
choices: ["yes", "no"]
version_added: "2.2" version_added: "2.2"
author: "Dag Wieers (@dagwieers)" author: Dag Wieers (@dagwieers)
todo: todo:
- re-implement tar support using native tarfile module - Re-implement tar support using native tarfile module.
- re-implement zip support using native zipfile module - Re-implement zip support using native zipfile module.
notes: notes:
- requires C(gtar)/C(unzip) command on target host - Requires C(gtar)/C(unzip) command on target host.
- can handle I(.zip) files using C(unzip) as well as I(.tar), I(.tar.gz), I(.tar.bz2) and I(.tar.xz) files using C(gtar) - Can handle I(.zip) files using C(unzip) as well as I(.tar), I(.tar.gz), I(.tar.bz2) and I(.tar.xz) files using C(gtar).
- uses gtar's C(--diff arg) to calculate if changed or not. If this C(arg) is not - Uses gtar's C(--diff) arg to calculate if changed or not. If this C(arg) is not
supported, it will always unpack the archive supported, it will always unpack the archive.
- existing files/directories in the destination which are not in the archive - Existing files/directories in the destination which are not in the archive
are not touched. This is the same behavior as a normal archive extraction are not touched. This is the same behavior as a normal archive extraction.
- existing files/directories in the destination which are not in the archive - Existing files/directories in the destination which are not in the archive
are ignored for purposes of deciding if the archive should be unpacked or not are ignored for purposes of deciding if the archive should be unpacked or not.
''' '''
EXAMPLES = ''' EXAMPLES = r'''
# Example from Ansible Playbooks - name: Extract foo.tgz into /var/lib/foo
- unarchive: unarchive:
src: foo.tgz src: foo.tgz
dest: /var/lib/foo dest: /var/lib/foo
# Unarchive a file that is already on the remote machine - name: Unarchive a file that is already on the remote machine
- unarchive: unarchive:
src: /tmp/foo.zip src: /tmp/foo.zip
dest: /usr/local/bin dest: /usr/local/bin
remote_src: True remote_src: yes
# Unarchive a file that needs to be downloaded (added in 2.0) - name: Unarchive a file that needs to be downloaded (added in 2.0)
- unarchive: - unarchive:
src: https://example.com/example.zip src: https://example.com/example.zip
dest: /usr/local/bin dest: /usr/local/bin
remote_src: True remote_src: yes
''' '''
import re
import os
import stat
import pwd
import grp
import datetime
import time
import binascii import binascii
import codecs import codecs
import datetime
import grp
import os
import pwd
import re
import stat
import time
from zipfile import ZipFile, BadZipfile from zipfile import ZipFile, BadZipfile
from ansible.module_utils._text import to_bytes, to_text
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.urls import fetch_url
from ansible.module_utils._text import to_bytes, to_native, to_text
try: # python 3.3+ try: # python 3.3+
from shlex import quote from shlex import quote
@ -170,18 +162,21 @@ ZIP_FILE_MODE_RE = re.compile(r'([r-][w-][SsTtx-]){3}')
# saving to a tempfile (64k) # saving to a tempfile (64k)
BUFSIZE = 65536 BUFSIZE = 65536
def crc32(path): def crc32(path):
''' Return a CRC32 checksum of a file ''' ''' Return a CRC32 checksum of a file '''
return binascii.crc32(open(path, 'rb').read()) & 0xffffffff return binascii.crc32(open(path, 'rb').read()) & 0xffffffff
def shell_escape(string): def shell_escape(string):
''' Quote meta-characters in the args for the unix shell ''' ''' Quote meta-characters in the args for the unix shell '''
return re.sub(r'([^A-Za-z0-9_])', r'\\\1', string) return re.sub(r'([^A-Za-z0-9_])', r'\\\1', string)
class UnarchiveError(Exception): class UnarchiveError(Exception):
pass pass
# class to handle .zip files
class ZipArchive(object): class ZipArchive(object):
def __init__(self, src, dest, file_args, module): def __init__(self, src, dest, file_args, module):
@ -585,7 +580,6 @@ class ZipArchive(object):
return False, 'Command "%s" could not handle archive.' % self.cmd_path return False, 'Command "%s" could not handle archive.' % self.cmd_path
# class to handle gzipped tar files
class TgzArchive(object): class TgzArchive(object):
def __init__(self, src, dest, file_args, module): def __init__(self, src, dest, file_args, module):
@ -727,7 +721,7 @@ class TgzArchive(object):
return False, 'Command "%s" found no files in archive.' % self.cmd_path return False, 'Command "%s" found no files in archive.' % self.cmd_path
# class to handle tar files that aren't compressed # Class to handle tar files that aren't compressed
class TarArchive(TgzArchive): class TarArchive(TgzArchive):
def __init__(self, src, dest, file_args, module): def __init__(self, src, dest, file_args, module):
super(TarArchive, self).__init__(src, dest, file_args, module) super(TarArchive, self).__init__(src, dest, file_args, module)
@ -735,14 +729,14 @@ class TarArchive(TgzArchive):
self.zipflag = '' self.zipflag = ''
# class to handle bzip2 compressed tar files # Class to handle bzip2 compressed tar files
class TarBzipArchive(TgzArchive): class TarBzipArchive(TgzArchive):
def __init__(self, src, dest, file_args, module): def __init__(self, src, dest, file_args, module):
super(TarBzipArchive, self).__init__(src, dest, file_args, module) super(TarBzipArchive, self).__init__(src, dest, file_args, module)
self.zipflag = '-j' self.zipflag = '-j'
# class to handle xz compressed tar files # Class to handle xz compressed tar files
class TarXzArchive(TgzArchive): class TarXzArchive(TgzArchive):
def __init__(self, src, dest, file_args, module): def __init__(self, src, dest, file_args, module):
super(TarXzArchive, self).__init__(src, dest, file_args, module) super(TarXzArchive, self).__init__(src, dest, file_args, module)
@ -767,16 +761,16 @@ def main():
module = AnsibleModule( module = AnsibleModule(
# not checking because of daisy chain to file module # not checking because of daisy chain to file module
argument_spec=dict( argument_spec=dict(
src = dict(required=True, type='path'), src=dict(type='path', required=True),
original_basename = dict(required=False, type='str'), # used to handle 'dest is a directory' via template, a slight hack original_basename=dict(type='str'), # used to handle 'dest is a directory' via template, a slight hack
dest = dict(required=True, type='path'), dest=dict(type='path', required=True),
remote_src = dict(required=False, default=False, type='bool'), remote_src=dict(type='bool', default=False),
creates = dict(required=False, type='path'), creates=dict(type='path'),
list_files = dict(required=False, default=False, type='bool'), list_files=dict(type='bool', default=False),
keep_newer = dict(required=False, default=False, type='bool'), keep_newer=dict(type='bool', default=False),
exclude = dict(required=False, default=[], type='list'), exclude=dict(type='list', default=[]),
extra_opts = dict(required=False, default=[], type='list'), extra_opts=dict(type='list', default=[]),
validate_certs = dict(required=False, default=True, type='bool'), validate_certs=dict(type='bool', default=True),
), ),
add_file_common_args=True, add_file_common_args=True,
# check-mode only works for zip files, we cover that later # check-mode only works for zip files, we cover that later
@ -787,6 +781,7 @@ def main():
dest = module.params['dest'] dest = module.params['dest']
remote_src = module.params['remote_src'] remote_src = module.params['remote_src']
file_args = module.load_file_common_arguments(module.params) file_args = module.load_file_common_arguments(module.params)
# did tar file arrive? # did tar file arrive?
if not os.path.exists(src): if not os.path.exists(src):
if not remote_src: if not remote_src:
@ -879,10 +874,6 @@ def main():
module.exit_json(**res_args) module.exit_json(**res_args)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.urls import *
from ansible.module_utils._text import to_native
if __name__ == '__main__': if __name__ == '__main__':
main() main()

1
test/sanity/pep8/legacy-files.txt
View file

@ -255,7 +255,6 @@ lib/ansible/modules/files/iso_extract.py
lib/ansible/modules/files/replace.py lib/ansible/modules/files/replace.py
lib/ansible/modules/files/synchronize.py lib/ansible/modules/files/synchronize.py
lib/ansible/modules/files/tempfile.py lib/ansible/modules/files/tempfile.py
lib/ansible/modules/files/unarchive.py
lib/ansible/modules/files/xattr.py lib/ansible/modules/files/xattr.py
lib/ansible/modules/identity/opendj/opendj_backendprop.py lib/ansible/modules/identity/opendj/opendj_backendprop.py
lib/ansible/modules/messaging/rabbitmq_binding.py lib/ansible/modules/messaging/rabbitmq_binding.py