/
uploadservices.py
1204 lines (887 loc) · 35.9 KB
/
uploadservices.py
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# Copyright (c) 2013 Calin Crisan
# This file is part of motionEye.
#
# motionEye 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.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
import ftplib
import json
import logging
import mimetypes
import os
import os.path
import StringIO
import time
import urllib
import urllib2
import pycurl
import settings
import utils
import config
import datetime
_STATE_FILE_NAME = 'uploadservices.json'
_services = None
class UploadService(object):
MAX_FILE_SIZE = 1024 * 1024 * 1024 # 1GB
NAME = 'base'
def __init__(self, camera_id, **kwargs):
self.camera_id = camera_id
def __str__(self):
return self.NAME
@classmethod
def get_authorize_url(cls):
return '/'
def test_access(self):
return True
def upload_file(self, target_dir, filename, camera_name):
ctime = os.path.getctime(filename)
if target_dir:
target_dir = os.path.realpath(target_dir)
rel_filename = os.path.realpath(filename)
rel_filename = rel_filename[len(target_dir):]
while rel_filename.startswith('/'):
rel_filename = rel_filename[1:]
self.debug('uploading file "%s/%s" to %s' % (target_dir, rel_filename, self))
else:
rel_filename = os.path.basename(filename)
self.debug('uploading file "%s" to %s' % (filename, self))
try:
st = os.stat(filename)
except Exception as e:
msg = 'failed to open file "%s": %s' % (filename, e)
self.error(msg)
raise Exception(msg)
if st.st_size > self.MAX_FILE_SIZE:
msg = 'file "%s" is too large (%sMB/%sMB)' % \
(filename, st.st_size / 1024 / 1024, self.MAX_FILE_SIZE / 1024 / 1024)
self.error(msg)
raise Exception(msg)
try:
f = open(filename)
except Exception as e:
msg = 'failed to open file "%s": %s' % (filename, e)
self.error(msg)
raise Exception(msg)
data = f.read()
self.debug('size of "%s" is %.3fMB' % (filename, len(data) / 1024.0 / 1024))
mime_type = mimetypes.guess_type(filename)[0] or 'image/jpeg'
self.debug('mime type of "%s" is "%s"' % (filename, mime_type))
self.upload_data(rel_filename, mime_type, data, ctime, camera_name)
self.debug('file "%s" successfully uploaded' % filename)
def upload_data(self, filename, mime_type, data, ctime, camera_name):
pass
def dump(self):
return {}
def load(self, data):
pass
def save(self):
services = _load()
camera_services = services.setdefault(self.camera_id, {})
camera_services[self.NAME] = self
_save(services)
def log(self, level, message, **kwargs):
message = self.NAME + ': ' + message
logging.log(level, message, **kwargs)
def debug(self, message, **kwargs):
self.log(logging.DEBUG, message, **kwargs)
def info(self, message, **kwargs):
self.log(logging.INFO, message, **kwargs)
def error(self, message, **kwargs):
self.log(logging.ERROR, message, **kwargs)
def clean_cloud(self, cloud_dir, local_folders):
pass
@staticmethod
def get_service_classes():
return {c.NAME: c for c in UploadService.__subclasses__()}
class GoogleBase:
AUTH_URL = 'https://accounts.google.com/o/oauth2/auth'
TOKEN_URL = 'https://accounts.google.com/o/oauth2/token'
CLIENT_ID = '349038943026-m16svdadjrqc0c449u4qv71v1m1niu5o.apps.googleusercontent.com'
CLIENT_NOT_SO_SECRET = 'jjqbWmICpA0GvbhsJB3okX7s'
def _init(self):
self._location = None
self._authorization_key = None
self._credentials = None
self._folder_ids = {}
self._folder_id_times = {}
@classmethod
def _get_authorize_url(cls):
query = {
'scope': cls.SCOPE,
'redirect_uri': 'urn:ietf:wg:oauth:2.0:oob',
'response_type': 'code',
'client_id': cls.CLIENT_ID,
'access_type': 'offline'
}
return cls.AUTH_URL + '?' + urllib.urlencode(query)
def _test_access(self):
try:
self._folder_ids = {}
self._get_folder_id()
return True
except Exception as e:
return str(e)
def _dump(self):
return {
'location': self._location,
'credentials': self._credentials,
'authorization_key': self._authorization_key,
}
def _load(self, data):
if data.get('location'):
self._location = data['location']
self._folder_ids = {}
if data.get('authorization_key'):
self._authorization_key = data['authorization_key']
self._credentials = None
if data.get('credentials'):
self._credentials = data['credentials']
def _request(self, url, body=None, headers=None, retry_auth=True, method=None):
if not self._credentials:
if not self._authorization_key:
msg = 'missing authorization key'
self.error(msg)
raise Exception(msg)
self.debug('requesting credentials')
try:
self._credentials = self._request_credentials(self._authorization_key)
self.save()
except Exception as e:
self.error('failed to obtain credentials: %s' % e)
raise
headers = headers or {}
headers['Authorization'] = 'Bearer %s' % self._credentials['access_token']
self.debug('requesting %s' % url)
request = urllib2.Request(url, data=body, headers=headers)
if method:
request.get_method = lambda: method
try:
response = utils.urlopen(request)
except urllib2.HTTPError as e:
if e.code == 401 and retry_auth: # unauthorized, access token may have expired
try:
self.debug('credentials have probably expired, refreshing them')
self._credentials = self._refresh_credentials(self._credentials['refresh_token'])
self.save()
# retry the request with refreshed credentials
return self._request(url, body, headers, retry_auth=False)
except Exception:
self.error('refreshing credentials failed')
raise
else:
try:
e = json.load(e)
msg = e['error']['message']
except Exception:
msg = str(e)
self.error('request failed: %s' % msg)
raise Exception(msg)
except Exception as e:
self.error('request failed: %s' % e)
raise
return response.read()
def _request_json(self, url, body=None, headers=None, retry_auth=True, method=None):
response = self._request(url, body, headers, retry_auth, method)
try:
response = json.loads(response)
except Exception:
self.error("reponse doesn't seem to be a valid json")
raise
return response
def _request_credentials(self, authorization_key):
headers = {
'Content-Type': 'application/x-www-form-urlencoded'
}
body = {
'code': authorization_key,
'redirect_uri': 'urn:ietf:wg:oauth:2.0:oob',
'client_id': self.CLIENT_ID,
'client_secret': self.CLIENT_NOT_SO_SECRET,
'scope': self.SCOPE,
'grant_type': 'authorization_code'
}
body = urllib.urlencode(body)
request = urllib2.Request(self.TOKEN_URL, data=body, headers=headers)
try:
response = utils.urlopen(request)
except urllib2.HTTPError as e:
error = json.load(e)
raise Exception(error.get('error_description') or error.get('error') or str(e))
data = json.load(response)
return {
'access_token': data['access_token'],
'refresh_token': data['refresh_token']
}
def _refresh_credentials(self, refresh_token):
headers = {
'Content-Type': 'application/x-www-form-urlencoded'
}
body = {
'refresh_token': refresh_token,
'client_id': self.CLIENT_ID,
'client_secret': self.CLIENT_NOT_SO_SECRET,
'grant_type': 'refresh_token'
}
body = urllib.urlencode(body)
request = urllib2.Request(self.TOKEN_URL, data=body, headers=headers)
try:
response = utils.urlopen(request)
except urllib2.HTTPError as e:
error = json.load(e)
raise Exception(error.get('error_description') or error.get('error') or str(e))
data = json.load(response)
return {
'access_token': data['access_token'],
'refresh_token': data.get('refresh_token', refresh_token)
}
class GoogleDrive(UploadService, GoogleBase):
NAME = 'gdrive'
SCOPE = 'https://www.googleapis.com/auth/drive'
CHILDREN_URL = 'https://www.googleapis.com/drive/v2/files/%(parent_id)s/children?q=%(query)s'
CHILDREN_QUERY = "'%(parent_id)s' in parents and title = '%(child_name)s' and trashed = false"
UPLOAD_URL = 'https://www.googleapis.com/upload/drive/v2/files?uploadType=multipart'
CREATE_FOLDER_URL = 'https://www.googleapis.com/drive/v2/files'
BOUNDARY = 'motioneye_multipart_boundary'
FOLDER_ID_LIFE_TIME = 300 # 5 minutes
def __init__(self, camera_id):
self._init()
UploadService.__init__(self, camera_id)
@classmethod
def get_authorize_url(cls):
return cls._get_authorize_url()
def test_access(self):
return self._test_access()
def upload_data(self, filename, mime_type, data, ctime, camera_name):
path = os.path.dirname(filename)
filename = os.path.basename(filename)
metadata = {
'title': filename,
'parents': [{'id': self._get_folder_id(path)}]
}
body = ['--' + self.BOUNDARY]
body.append('Content-Type: application/json; charset=UTF-8')
body.append('')
body.append(json.dumps(metadata))
body.append('')
body.append('--' + self.BOUNDARY)
body.append('Content-Type: %s' % mime_type)
body.append('')
body.append('')
body = '\r\n'.join(body)
body += data
body += '\r\n--%s--' % self.BOUNDARY
headers = {
'Content-Type': 'multipart/related; boundary="%s"' % self.BOUNDARY,
'Content-Length': len(body)
}
self._request(self.UPLOAD_URL, body, headers)
def dump(self):
return self._dump()
def load(self, data):
self._load(data)
def _get_folder_id(self, path=''):
now = time.time()
folder_id = self._folder_ids.get(path)
folder_id_time = self._folder_id_times.get(path, 0)
location = self._location
if not location.endswith('/'):
location += '/'
location += path
if not folder_id or (now - folder_id_time > self.FOLDER_ID_LIFE_TIME):
self.debug('finding folder id for location "%s"' % location)
folder_id = self._get_folder_id_by_path(location)
self._folder_ids[path] = folder_id
self._folder_id_times[path] = now
return folder_id
def _get_folder_id_by_path(self, path):
if path and path != '/':
path = [p.strip() for p in path.split('/') if p.strip()]
parent_id = 'root'
for name in path:
parent_id = self._get_folder_id_by_name(parent_id, name)
return parent_id
else: # root folder
return self._get_folder_id_by_name(None, 'root')
def _get_folder_id_by_name(self, parent_id, child_name, create=True):
if parent_id:
query = self.CHILDREN_QUERY % {'parent_id': parent_id, 'child_name': child_name}
query = urllib.quote(query)
else:
query = ''
parent_id = parent_id or 'root'
# when requesting the id of the root folder, we perform a dummy request,
# event though we already know the id (which is "root"), to test the request
url = self.CHILDREN_URL % {'parent_id': parent_id, 'query': query}
response = self._request(url)
try:
response = json.loads(response)
except Exception:
self.error("response doesn't seem to be a valid json")
raise
if parent_id == 'root' and child_name == 'root':
return 'root'
items = response.get('items')
if not items:
if create:
self.debug('folder with name "%s" does not exist, creating it' % child_name)
self._create_folder(parent_id, child_name)
return self._get_folder_id_by_name(parent_id, child_name, create=False)
else:
msg = 'folder with name "%s" does not exist' % child_name
self.error(msg)
raise Exception(msg)
return items[0]['id']
def _create_folder(self, parent_id, child_name):
metadata = {
'title': child_name,
'parents': [{'id': parent_id}],
'mimeType': 'application/vnd.google-apps.folder'
}
body = json.dumps(metadata)
headers = {
'Content-Type': 'application/json; charset=UTF-8'
}
self._request(self.CREATE_FOLDER_URL, body, headers)
def clean_cloud(self, cloud_dir, local_folders):
# remove old cloud folder that does not exist in local.
# assumes 'cloud_dir' is a direct child of the 'root'.
removed_count = 0
folder_id = self._get_folder_id_by_name('root', cloud_dir, False)
children = self._get_children(folder_id)
self.info('found %s/%s folder(s) in local/cloud' % \
(len(local_folders), len(children)))
self.debug('local %s' % local_folders)
for child in children:
id = child['id']
name = self._get_file_title(id)
self.debug("cloud '%s'" % name)
to_delete = not exist_in_local(name, local_folders)
if to_delete and self._delete_child(folder_id, id):
removed_count += 1
self.info("deleted a cloud folder '%s'" % name)
self.info('deleted %s cloud folder(s)' % removed_count)
return removed_count
def _get_children(self, file_id):
url = '%s/%s/children' % (self.CREATE_FOLDER_URL, file_id)
response = self._request(url)
try:
response = json.loads(response)
except Exception:
self.error("response doesn't seem to be a valid json")
raise
return response['items']
def _delete_child(self, folder_id, child_id):
url = '%s/%s/children/%s' % (self.CREATE_FOLDER_URL, folder_id, child_id)
response = self._request(url, None, None, True, 'DELETE')
succeeded = response == ""
return succeeded
def _get_file_metadata(self, file_id):
url = '%s/%s' % (self.CREATE_FOLDER_URL, file_id)
response = self._request(url)
try:
response = json.loads(response)
except Exception:
self.error("response doesn't seem to be a valid json")
raise
return response
def _get_file_title(self, file_id):
return self._get_file_metadata(file_id)['title']
class GooglePhoto(UploadService, GoogleBase):
NAME = 'gphoto'
SCOPE = 'https://www.googleapis.com/auth/photoslibrary'
GOOGLE_PHOTO_API = 'https://photoslibrary.googleapis.com/v1/'
def __init__(self, camera_id):
self._init()
UploadService.__init__(self, camera_id)
@classmethod
def get_authorize_url(cls):
return cls._get_authorize_url()
def test_access(self):
return self._test_access()
def upload_data(self, filename, mime_type, data, ctime, camera_name):
path = os.path.dirname(filename)
filename = os.path.basename(filename)
dayinfo = datetime.datetime.fromtimestamp(ctime).strftime('%Y-%m-%d')
uploadname = dayinfo + '-' + filename
body = data
headers = {
'Content-Type': 'application/octet-stream',
'X-Goog-Upload-File-Name': uploadname,
'X-Goog-Upload-Protocol': 'raw'
}
uploadToken = self._request(self.GOOGLE_PHOTO_API + 'uploads', body, headers)
response = self._create_media(uploadToken, camera_name)
self.debug('response %s' % response['mediaItem'])
def dump(self):
return self._dump()
def load(self, data):
self._load(data)
def _get_folder_id(self, path=''):
location = self._location
folder_id = self._folder_ids.get(location)
self.debug('_get_folder_id(%s, %s, %s)' % (path, location, folder_id))
if not folder_id:
self.debug('finding album with title "%s"' % location)
folder_id = self._get_folder_id_by_name(location)
self._folder_ids[location] = folder_id
return folder_id
def _get_folder_id_by_name(self, name, create=True):
try:
albums = self._get_albums()
albumsWithName = self._filter_albums(albums, name)
if albumsWithName:
count = len(albumsWithName)
if count > 0:
albumId = albumsWithName[0].get('id')
self.debug('found %s existing album(s) "%s" taking first id "%s"' % (count, name, albumId))
return albumId
# create album
response = self._create_folder(None, name)
albumId = response.get('id')
self.info('Album "%s" was created successfully with id "%s"' % (name, albumId))
return albumId
except Exception as e:
self.error("_get_folder_id_by_name() failed: %s" % e)
raise
def _create_folder(self, parent_id, child_name):
metadata = {
'album': {
'title': child_name
}
}
body = json.dumps(metadata)
headers = {
'Content-Type': 'application/json'
}
response = self._request_json(self.GOOGLE_PHOTO_API + 'albums', body, headers)
return response
def _create_media(self, uploadToken, camera_name):
description = 'captured by motionEye camera' + (' "%s"' % camera_name if camera_name else '')
metadata = {
'albumId': self._get_folder_id(),
'newMediaItems': [
{
'description': description,
'simpleMediaItem': {
'uploadToken': uploadToken
}
}
]
}
body = json.dumps(metadata)
headers = {
'Content-Type': 'application/json'
}
response = self._request_json(self.GOOGLE_PHOTO_API + 'mediaItems:batchCreate', body, headers)
return response.get('newMediaItemResults')[0]
def _get_albums(self):
response = self._request_json(self.GOOGLE_PHOTO_API + 'albums')
albums = response.get('albums')
self.debug('got %s album(s)' % len(albums))
return albums
def _filter_albums(self, albums, title):
return [a for a in albums if a.get('title') == title]
class Dropbox(UploadService):
NAME = 'dropbox'
AUTH_URL = 'https://www.dropbox.com/oauth2/authorize'
TOKEN_URL = 'https://api.dropboxapi.com/oauth2/token'
CLIENT_ID = 'dropbox_client_id_placeholder'
CLIENT_NOT_SO_SECRET = 'dropbox_client_secret_placeholder'
LIST_FOLDER_URL = 'https://api.dropboxapi.com/2/files/list_folder'
UPLOAD_URL = 'https://content.dropboxapi.com/2/files/upload'
def __init__(self, camera_id):
self._location = None
self._authorization_key = None
self._credentials = None
UploadService.__init__(self, camera_id)
@classmethod
def get_authorize_url(cls):
query = {
'response_type': 'code',
'client_id': cls.CLIENT_ID
}
return cls.AUTH_URL + '?' + urllib.urlencode(query)
def test_access(self):
body = {
'path': self._clean_location(),
'recursive': False,
'include_media_info': False,
'include_deleted': False
}
body = json.dumps(body)
headers = {'Content-Type': 'application/json'}
try:
self._request(self.LIST_FOLDER_URL, body, headers)
return True
except Exception as e:
msg = str(e)
# remove trailing punctuation
while msg and not msg[-1].isalnum():
msg = msg[:-1]
return msg
def upload_data(self, filename, mime_type, data, ctime, camera_name):
metadata = {
'path': os.path.join(self._clean_location(), filename),
'mode': 'add',
'autorename': True,
'mute': False
}
headers = {
'Content-Type': 'application/octet-stream',
'Dropbox-API-Arg': json.dumps(metadata)
}
self._request(self.UPLOAD_URL, data, headers)
def dump(self):
return {
'location': self._location,
'credentials': self._credentials,
'authorization_key': self._authorization_key
}
def load(self, data):
if data.get('location'):
self._location = data['location']
if data.get('authorization_key'):
self._authorization_key = data['authorization_key']
self._credentials = None
if data.get('credentials'):
self._credentials = data['credentials']
def _clean_location(self):
location = self._location
if location == '/':
return ''
if not location.startswith('/'):
location = '/' + location
return location
def _request(self, url, body=None, headers=None, retry_auth=True):
if not self._credentials:
if not self._authorization_key:
msg = 'missing authorization key'
self.error(msg)
raise Exception(msg)
self.debug('requesting credentials')
try:
self._credentials = self._request_credentials(self._authorization_key)
self.save()
except Exception as e:
self.error('failed to obtain credentials: %s' % e)
raise
headers = headers or {}
headers['Authorization'] = 'Bearer %s' % self._credentials['access_token']
self.debug('requesting %s' % url)
request = urllib2.Request(url, data=body, headers=headers)
try:
response = utils.urlopen(request)
except urllib2.HTTPError as e:
if e.code == 401 and retry_auth: # unauthorized, access token may have expired
try:
self.debug('credentials have probably expired, refreshing them')
self._credentials = self._request_credentials(self._authorization_key)
self.save()
# retry the request with refreshed credentials
return self._request(url, body, headers, retry_auth=False)
except Exception:
self.error('refreshing credentials failed')
raise
elif str(e).count('not_found'):
msg = 'folder "%s" not found' % self._location
self.error(msg)
raise Exception(msg)
else:
self.error('request failed: %s' % e)
raise
except Exception as e:
self.error('request failed: %s' % e)
raise
return response.read()
def _request_credentials(self, authorization_key):
headers = {
'Content-Type': 'application/x-www-form-urlencoded'
}
body = {
'code': authorization_key,
'client_id': self.CLIENT_ID,
'client_secret': self.CLIENT_NOT_SO_SECRET,
'grant_type': 'authorization_code'
}
body = urllib.urlencode(body)
request = urllib2.Request(self.TOKEN_URL, data=body, headers=headers)
try:
response = utils.urlopen(request)
except urllib2.HTTPError as e:
error = json.load(e)
raise Exception(error.get('error_description') or error.get('error') or str(e))
data = json.load(response)
return {
'access_token': data['access_token']
}
class FTP(UploadService):
NAME = 'ftp'
CONN_LIFE_TIME = 60 # don't keep an FTP connection for more than 1 minute
def __init__(self, camera_id):
self._server = None
self._port = None
self._username = None
self._password = None
self._location = None
self._conn = None
self._conn_time = 0
UploadService.__init__(self, camera_id)
def test_access(self):
try:
conn = self._get_conn(create=True)
path = self._make_dirs(self._location, conn=conn)
conn.cwd(path)
d = '%s' % int(time.time())
self.debug('creating test directory %s/%s' % (path, d))
conn.mkd(d)
conn.rmd(d)
return True
except Exception as e:
self.error(str(e), exc_info=True)
return str(e)
def upload_data(self, filename, mime_type, data, ctime, camera_name):
path = os.path.dirname(filename)
filename = os.path.basename(filename)
conn = self._get_conn()
path = self._make_dirs(self._location + '/' + path, conn=conn)
conn.cwd(path)
self.debug('uploading %s of %s bytes' % (filename, len(data)))
conn.storbinary('STOR %s' % filename, StringIO.StringIO(data))
self.debug('upload done')
def dump(self):
return {
'server': self._server,
'port': self._port,
'username': self._username,
'password': self._password,
'location': self._location
}
def load(self, data):
if data.get('server') is not None:
self._server = data['server']
if data.get('port') is not None:
self._port = int(data['port'])
if data.get('username') is not None:
self._username = data['username']
if data.get('password') is not None:
self._password = data['password']
if data.get('location'):
self._location = data['location']
def _get_conn(self, create=False):
now = time.time()
if self._conn is None or now - self._conn_time > self.CONN_LIFE_TIME or create:
self.debug('creating connection to %s@%s:%s' % (self._username or 'anonymous', self._server, self._port))
self._conn = ftplib.FTP()
self._conn.set_pasv(True)
self._conn.connect(self._server, port=self._port)
self._conn.login(self._username or 'anonymous', self._password)
self._conn_time = now
return self._conn
def _make_dirs(self, path, conn=None):
conn = conn or self._get_conn()
path = path.split('/')
path = [p for p in path if p]
self.debug('ensuring path /%s' % '/'.join(path))
conn.cwd('/')
for p in path:
l = conn.nlst()
if p not in l:
conn.mkd(p)
conn.cwd(p)
return '/' + '/'.join(path)
class SFTP(UploadService):
NAME = 'sftp'
def __init__(self, camera_id):
self._server = None
self._port = None
self._username = None
self._password = None
self._location = None
UploadService.__init__(self, camera_id)
def curl_perform_filetransfer(self, conn):
curl_url = conn.getinfo(pycurl.EFFECTIVE_URL)
try:
conn.perform()
except pycurl.error:
curl_error = conn.errstr()
msg = 'cURL upload failed on {}: {}'.format(curl_url, curl_error)
self.error(msg)
raise
else:
self.debug('upload done: {}'.format(curl_url))
finally:
conn.close()
def test_access(self):
filename = time.time()
test_folder = "motioneye_test"
test_file = "/{}/{}".format(test_folder, filename)
# list of commands to send after upload.
rm_operations = ['RM {}/{}'.format(self._location, test_file),
'RMDIR {}/{}'.format(self._location, test_folder)]
conn = self._get_conn(test_file)
conn.setopt(conn.POSTQUOTE, rm_operations) # Executed after transfer.
conn.setopt(pycurl.READFUNCTION, StringIO.StringIO().read)
try:
self.curl_perform_filetransfer(conn)
return True
except Exception as e:
logging.error('sftp connection failed: %s' % e)
return str(e)
def upload_data(self, filename, mime_type, data, ctime, camera_name):
conn = self._get_conn(filename)
conn.setopt(pycurl.READFUNCTION, StringIO.StringIO(data).read)
self.curl_perform_filetransfer(conn)
def dump(self):
return {
'server': self._server,
'port': self._port,
'username': self._username,
'password': self._password,
'location': self._location