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.parse.urlencode(body)
request = urllib.request.Request(self.TOKEN_URL,
data=body,
headers=headers)
try:
response = utils.urlopen(request)
except urllib.error.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']}
def main(parser, args):
from motioneye import meyectl
from motioneye import utils
options = parse_options(parser, args)
meyectl.configure_logging('webhook', options.log_to_file)
meyectl.configure_tornado()
logging.debug('hello!')
logging.debug('method = %s' % options.method)
logging.debug('url = %s' % options.url)
headers = {}
parts = urllib.parse.urlparse(options.url)
url = options.url
data = None
if options.method == 'POST':
headers['Content-Type'] = 'text/plain'
data = ''
elif options.method == 'POSTf': # form url-encoded
headers['Content-Type'] = 'application/x-www-form-urlencoded'
data = parts.query
url = options.url.split('?')[0]
elif options.method == 'POSTj': # json
headers['Content-Type'] = 'application/json'
data = urllib.parse.parse_qs(parts.query)
data = {k: v[0] for (k, v) in list(data.items())}
data = json.dumps(data)
url = options.url.split('?')[0]
else: # GET
pass
request = urllib.request.Request(url, data, headers=headers)
try:
utils.urlopen(request, timeout=settings.REMOTE_REQUEST_TIMEOUT)
logging.debug('webhook successfully called')
except Exception as e:
logging.error('failed to call webhook: %s' % e)
logging.debug('bye!')
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 = urllib.request.Request(url, data=body, headers=headers)
try:
response = utils.urlopen(request)
except urllib.error.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(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 = urllib.request.Request(url, data=body, headers=headers)
if method:
request.get_method = lambda: method
try:
response = utils.urlopen(request)
except urllib.error.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()