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__pycache__	[ DIR ]	drwxr-xr-x
pyrax_identity	[ DIR ]	drwxr-xr-x
adbackend.py	16.98 KB	-rw-r--r--
azurebackend.py	5.47 KB	-rw-r--r--
b2backend.py	8.82 KB	-rw-r--r--
_boto_multi.py	9.72 KB	-rw-r--r--
_boto_single.py	14.65 KB	-rw-r--r--
boxbackend.py	6.99 KB	-rw-r--r--
cfbackend.py	1.13 KB	-rw-r--r--
_cf_cloudfiles.py	3.85 KB	-rw-r--r--
_cf_pyrax.py	5.12 KB	-rw-r--r--
dpbxbackend.py	19.93 KB	-rw-r--r--
gdocsbackend.py	9.17 KB	-rw-r--r--
gdrivebackend.py	15.45 KB	-rw-r--r--
giobackend.py	8.05 KB	-rw-r--r--
hsibackend.py	2.67 KB	-rw-r--r--
hubicbackend.py	2.38 KB	-rw-r--r--
idrivedbackend.py	19.08 KB	-rw-r--r--
imapbackend.py	9.96 KB	-rw-r--r--
__init__.py	1.09 KB	-rw-r--r--
jottacloudbackend.py	5.54 KB	-rw-r--r--
lftpbackend.py	9.79 KB	-rw-r--r--
localbackend.py	2.96 KB	-rw-r--r--
mediafirebackend.py	4.71 KB	-rw-r--r--
megabackend.py	6.73 KB	-rw-r--r--
megav2backend.py	8.63 KB	-rw-r--r--
megav3backend.py	10.11 KB	-rw-r--r--
multibackend.py	15.49 KB	-rw-r--r--
ncftpbackend.py	5.58 KB	-rw-r--r--
onedrivebackend.py	15.03 KB	-rw-r--r--
par2backend.py	9.06 KB	-rw-r--r--
pcabackend.py	12.36 KB	-rw-r--r--
pydrivebackend.py	13.08 KB	-rw-r--r--
rclonebackend.py	4.22 KB	-rw-r--r--
README	2.52 KB	-rw-r--r--
rsyncbackend.py	6.51 KB	-rw-r--r--
s3_boto3_backend.py	9.41 KB	-rw-r--r--
s3_boto_backend.py	1.5 KB	-rw-r--r--
ssh_paramiko_backend.py	19.86 KB	-rw-r--r--
ssh_pexpect_backend.py	12.92 KB	-rw-r--r--
swiftbackend.py	10.04 KB	-rw-r--r--
sxbackend.py	2.31 KB	-rw-r--r--
tahoebackend.py	2.58 KB	-rw-r--r--
webdavbackend.py	19.77 KB	-rw-r--r--

Code Editor : pydrivebackend.py

# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf8 -*-
#
# Copyright 2015 Yigal Asnis
#
# This file 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 2 of the License, or (at your
# option) any later version.
#
# It 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 duplicity; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

from builtins import next
from builtins import str

import os

from duplicity import log
from duplicity import util
from duplicity.errors import BackendException
import duplicity.backend

class PyDriveBackend(duplicity.backend.Backend):
    u"""Connect to remote store using PyDrive API"""

def __init__(self, parsed_url):
        duplicity.backend.Backend.__init__(self, parsed_url)
        try:
            import httplib2
            from apiclient.discovery import build
        except ImportError as e:
            raise BackendException(u"""\
PyDrive backend requires PyDrive and Google API client installation.
Please read the manpage for setup details.
Exception: %s""" % str(e))

# Shared Drive ID specified as a query parameter in the backend URL.
        # Example: pydrive://developer.gserviceaccount.com/target-folder/?driveID=<SHARED DRIVE ID>
        self.api_params = {}
        self.shared_drive_id = None
        if u'driveID' in parsed_url.query_args:
            self.shared_drive_id = parsed_url.query_args[u'driveID'][0]
            self.api_params = {u'corpora': u'teamDrive',
                               u'teamDriveId': self.shared_drive_id,
                               u'includeTeamDriveItems': True,
                               u'supportsTeamDrives': True}

try:
            from pydrive2.auth import GoogleAuth
            from pydrive2.drive import GoogleDrive
            from pydrive2.files import ApiRequestError, FileNotUploadedError
        except ImportError as e:
            try:
                from pydrive.auth import GoogleAuth
                from pydrive.drive import GoogleDrive
                from pydrive.files import ApiRequestError, FileNotUploadedError
            except ImportError as e:
                raise BackendException(u"""\
PyDrive backend requires PyDrive installation.  Please read the manpage for setup details.
Exception: %s""" % str(e))

# let user get by with old client while he can
        try:
            from oauth2client.client import SignedJwtAssertionCredentials
            self.oldClient = True
        except:
            from oauth2client.service_account import ServiceAccountCredentials
            from oauth2client import crypt
            self.oldClient = False

if u'GOOGLE_DRIVE_ACCOUNT_KEY' in os.environ:
            account_key = os.environ[u'GOOGLE_DRIVE_ACCOUNT_KEY']
            if self.oldClient:
                credentials = SignedJwtAssertionCredentials(parsed_url.username +
                                                            u'@' + parsed_url.hostname,
                                                            account_key,
                                                            scopes=u'https://www.googleapis.com/auth/drive')
            else:
                signer = crypt.Signer.from_string(account_key)
                credentials = ServiceAccountCredentials(parsed_url.username + u'@' + parsed_url.hostname, signer,
                                                        scopes=u'https://www.googleapis.com/auth/drive')
            credentials.authorize(httplib2.Http())
            gauth = GoogleAuth(http_timeout=60)
            gauth.credentials = credentials
        elif u'GOOGLE_DRIVE_SETTINGS' in os.environ:
            gauth = GoogleAuth(settings_file=os.environ[u'GOOGLE_DRIVE_SETTINGS'], http_timeout=60)
            gauth.CommandLineAuth()
        elif (u'GOOGLE_SECRETS_FILE' in os.environ and u'GOOGLE_CREDENTIALS_FILE' in os.environ):
            gauth = GoogleAuth(http_timeout=60)
            gauth.LoadClientConfigFile(os.environ[u'GOOGLE_SECRETS_FILE'])
            gauth.LoadCredentialsFile(os.environ[u'GOOGLE_CREDENTIALS_FILE'])
            if gauth.credentials is None:
                gauth.CommandLineAuth()
            elif gauth.access_token_expired:
                gauth.Refresh()
            else:
                gauth.Authorize()
            gauth.SaveCredentialsFile(os.environ[u'GOOGLE_CREDENTIALS_FILE'])
        else:
            raise BackendException(
                u'GOOGLE_DRIVE_ACCOUNT_KEY or GOOGLE_DRIVE_SETTINGS environment '
                u'variable not set. Please read the manpage to fix.')
        self.drive = GoogleDrive(gauth)

if self.shared_drive_id:
            parent_folder_id = self.shared_drive_id
        else:
            # Dirty way to find root folder id
            file_list = self.drive.ListFile({u'q': u"'Root' in parents and trashed=false"}).GetList()
            if file_list:
                parent_folder_id = file_list[0][u'parents'][0][u'id']
            else:
                file_in_root = self.drive.CreateFile({u'title': u'i_am_in_root'})
                file_in_root.Upload()
                parent_folder_id = file_in_root[u'parents'][0][u'id']
                file_in_root.Delete()

# Fetch destination folder entry and create hierarchy if required.
        folder_names = parsed_url.path.split(u'/')
        for folder_name in folder_names:
            if not folder_name:
                continue
            list_file_args = {u'q': u"'" + parent_folder_id +
                              u"' in parents and trashed=false"}
            list_file_args.update(self.api_params)
            file_list = self.drive.ListFile(list_file_args).GetList()
            folder = next((item for item in file_list if item[u'title'] == folder_name and
                           item[u'mimeType'] == u'application/vnd.google-apps.folder'), None)
            if folder is None:
                create_file_args = {u'title': folder_name,
                                    u'mimeType': u"application/vnd.google-apps.folder",
                                    u'parents': [{u'id': parent_folder_id}]}
                create_file_args[u'parents'][0].update(self.api_params)
                create_file_args.update(self.api_params)
                folder = self.drive.CreateFile(create_file_args)
                if self.shared_drive_id:
                    folder.Upload(param={u'supportsTeamDrives': True})
                else:
                    folder.Upload()
            parent_folder_id = folder[u'id']
        self.folder = parent_folder_id
        self.id_cache = {}

def file_by_name(self, filename):
        try:
            from pydrive2.files import ApiRequestError  # pylint: disable=import-error
        except ImportError:
            from pydrive.files import ApiRequestError  # pylint: disable=import-error

filename = util.fsdecode(filename)  # PyDrive deals with unicode filenames

if filename in self.id_cache:
            # It might since have been locally moved, renamed or deleted, so we
            # need to validate the entry.
            file_id = self.id_cache[filename]
            drive_file = self.drive.CreateFile({u'id': file_id})
            try:
                if drive_file[u'title'] == filename and not drive_file[u'labels'][u'trashed']:
                    for parent in drive_file[u'parents']:
                        if parent[u'id'] == self.folder:
                            log.Info(u"PyDrive backend: found file '%s' with id %s in ID cache" %
                                     (filename, file_id))
                            return drive_file
            except ApiRequestError as error:
                # A 404 occurs if the ID is no longer valid
                if error.args[0].resp.status != 404:
                    raise
            # If we get here, the cache entry is invalid
            log.Info(u"PyDrive backend: invalidating '%s' (previously ID %s) from ID cache" %
                     (filename, file_id))
            del self.id_cache[filename]

# Not found in the cache, so use directory listing. This is less
        # reliable because there is no strong consistency.
        q = u"title='%s' and '%s' in parents and trashed=false" % (filename, self.folder)
        fields = u'items(title,id,fileSize,downloadUrl,exportLinks),nextPageToken'
        list_file_args = {u'q': q, u'fields': fields}
        list_file_args.update(self.api_params)
        flist = self.drive.ListFile(list_file_args).GetList()
        if len(flist) > 1:
            log.FatalError(_(u"PyDrive backend: multiple files called '%s'.") % (filename,))
        elif flist:
            file_id = flist[0][u'id']
            self.id_cache[filename] = flist[0][u'id']
            log.Info(u"PyDrive backend: found file '%s' with id %s on server, "
                     u"adding to cache" % (filename, file_id))
            return flist[0]
        log.Info(u"PyDrive backend: file '%s' not found in cache or on server" %
                 (filename,))
        return None

def id_by_name(self, filename):
        drive_file = self.file_by_name(filename)
        if drive_file is None:
            return u''
        else:
            return drive_file[u'id']

def _put(self, source_path, remote_filename):
        remote_filename = util.fsdecode(remote_filename)
        drive_file = self.file_by_name(remote_filename)
        if drive_file is None:
            # No existing file, make a new one
            create_file_args = {u'title': remote_filename,
                                u'parents': [{u"kind": u"drive#fileLink",
                                             u"id": self.folder}]}
            create_file_args[u'parents'][0].update(self.api_params)
            drive_file = self.drive.CreateFile(create_file_args)
            log.Info(u"PyDrive backend: creating new file '%s'" % (remote_filename,))
        else:
            log.Info(u"PyDrive backend: replacing existing file '%s' with id '%s'" % (
                remote_filename, drive_file[u'id']))
        drive_file.SetContentFile(util.fsdecode(source_path.name))
        if self.shared_drive_id:
            drive_file.Upload(param={u'supportsTeamDrives': True})
        else:
            drive_file.Upload()
        self.id_cache[remote_filename] = drive_file[u'id']

def _get(self, remote_filename, local_path):
        drive_file = self.file_by_name(remote_filename)
        drive_file.GetContentFile(util.fsdecode(local_path.name))

def _list(self):
        list_file_args = {
            u'q': u"'" + self.folder + u"' in parents and trashed=false",
            u'fields': u'items(title,id),nextPageToken'}
        list_file_args.update(self.api_params)
        drive_files = self.drive.ListFile(list_file_args).GetList()
        filenames = set(item[u'title'] for item in drive_files)
        # Check the cache as well. A file might have just been uploaded but
        # not yet appear in the listing.
        # Note: do not use iterkeys() here, because file_by_name will modify
        # the cache if it finds invalid entries.
        for filename in list(self.id_cache.keys()):
            if (filename not in filenames) and (self.file_by_name(filename) is not None):
                filenames.add(filename)
        return list(filenames)

def _delete(self, filename):
        file_id = self.id_by_name(filename)
        if file_id == u'':
            log.Warn(u"File '%s' does not exist while trying to delete it" % (util.fsdecode(filename),))
        elif self.shared_drive_id:
            self.drive.auth.service.files().delete(fileId=file_id, param={u'supportsTeamDrives': True}).execute()
        else:
            self.drive.auth.service.files().delete(fileId=file_id).execute()

def _query(self, filename):
        drive_file = self.file_by_name(filename)
        if drive_file is None:
            size = -1
        else:
            size = int(drive_file[u'fileSize'])
        return {u'size': size}

def _error_code(self, operation, error):  # pylint: disable=unused-argument
        try:
            from pydrive2.files import ApiRequestError, FileNotUploadedError  # pylint: disable=import-error
        except ImportError:
            from pydrive.files import ApiRequestError, FileNotUploadedError  # pylint: disable=import-error
        if isinstance(error, FileNotUploadedError):
            return log.ErrorCode.backend_not_found
        elif isinstance(error, ApiRequestError):
            return log.ErrorCode.backend_permission_denied
        return log.ErrorCode.backend_error

duplicity.backend.register_backend(u'pydrive', PyDriveBackend)
u""" pydrive is an alternate way to access gdocs """
duplicity.backend.register_backend(u'pydrive+gdocs', PyDriveBackend)
u""" register pydrive as the default way to access gdocs """
duplicity.backend.register_backend(u'gdocs', PyDriveBackend)

duplicity.backend.uses_netloc.extend([u'pydrive', u'pydrive+gdocs', u'gdocs'])

${this.title}

Code Editor : pydrivebackend.py