def create_asset(s3path, metadata):
# get metadata from s3
chunk_size = 2 ** 23
bucket = s3connection().get_bucket(app.config['VIDEO_S3_BUCKET'])
key = bucket.get_key(s3path)
if not key:
app.logger.error('s3://%s/%s not found', bucket.name, s3path)
return
file_size = key.size
file_name = os.path.basename(key.name)
name = metadata.pop('title', None) or os.path.splitext(file_name)[0].capitalize()
# check if asset already exists
name_exists = "name='%s'" % name.replace("'", "\\'")
assets = _ooyala_feed('assets', params=dict(where=name_exists, include='metadata'))
if assets['items'] and assets['items'][0]['name'] == name:
app.logger.warning('Asset already exists for "%s"', name)
return
# create asset on ooyala
asset = dict(
asset_type='video',
file_name=file_name,
name=name,
file_size=file_size,
chunk_size=chunk_size,
)
response = _ooyala_feed('assets', data=json.dumps(asset))
assetid = response['embed_code']
# set label and metadata
labelname = metadata.pop('label', None)
if labelname:
idmap = dict((l['name'], l['id']) for l in _ooyala_feed('labels')['items'])
if labelname in idmap:
labelid = idmap[labelname]
else:
labelid = _ooyala_feed('labels', data=json.dumps(dict(name=labelname)))['id']
_ooyala_feed('assets', assetid, 'labels', labelid, method='put')
if metadata:
_ooyala_feed('assets', assetid, 'metadata',
method='patch', data=json.dumps(metadata))
# copy video data from s3 to ooyala
range = -1, -1
for upload_url in _ooyala_feed('assets', assetid, 'uploading_urls'):
range = range[1] + 1, min(range[1] + chunk_size, file_size - 1)
buf = key.get_contents_as_string(headers={'Range': 'bytes=%d-%d' % range})
response = requests.put(upload_url, buf)
response.raise_for_status()
assert response.status_code == 204
_ooyala_feed('assets', assetid, 'upload_status',
method='put', data=json.dumps(dict(status='uploaded')))
return assetid
def bucket(self):
if not getattr(self, '_bucket', None):
self._bucket = s3connection().get_bucket(
app.config['VIDEO_S3_BUCKET'], validate=False)
return self._bucket
