diff options
Diffstat (limited to 'src/leap/soledad/server')
| -rw-r--r-- | src/leap/soledad/server/_blobs.py | 20 | ||||
| -rw-r--r-- | src/leap/soledad/server/_incoming.py | 45 | 
2 files changed, 58 insertions, 7 deletions
| diff --git a/src/leap/soledad/server/_blobs.py b/src/leap/soledad/server/_blobs.py index f87c3818..87b171fb 100644 --- a/src/leap/soledad/server/_blobs.py +++ b/src/leap/soledad/server/_blobs.py @@ -237,3 +237,23 @@ if __name__ == '__main__':      factory = Site(root)      reactor.listenTCP(args.port, factory)      reactor.run() + + +class BlobsServerState(object): +    """ +    Given a backend name, it gives a instance of IBlobsBackend +    """ +    # Allowed backend classes are defined here +    handlers = {"filesystem": FilesystemBlobsBackend} + +    def __init__(self, backend, **backend_kwargs): +        if backend not in self.handlers: +            raise ImproperlyConfiguredException("No such backend: %s", backend) +        self.backend = self.handlers[backend](**backend_kwargs) + +    def open_database(self, user_id): +        """ +        That method is just for compatibility with CouchServerState, so +        IncomingAPI can change backends. +        """ +        return self.backend diff --git a/src/leap/soledad/server/_incoming.py b/src/leap/soledad/server/_incoming.py index 6fd91a08..6fdeb7ae 100644 --- a/src/leap/soledad/server/_incoming.py +++ b/src/leap/soledad/server/_incoming.py @@ -17,38 +17,61 @@  """  A twisted resource that saves externally delivered documents into user's db.  """ +from twisted.web.server import NOT_DONE_YET  from twisted.web.resource import Resource  from ._config import get_config +from io import BytesIO +from leap.soledad.server._blobs import BlobsServerState  from leap.soledad.common.couch.state import CouchServerState  from leap.soledad.common.document import ServerDocument  from leap.soledad.common.crypto import ENC_JSON_KEY  from leap.soledad.common.crypto import ENC_SCHEME_KEY  from leap.soledad.common.crypto import EncryptionSchemes +from leap.soledad.common import preamble  __all__ = ['IncomingResource'] -def _default_backend(): +def _get_backend_from_config():      conf = get_config() -    return CouchServerState(conf['couch_url'], create_cmd=conf['create_cmd']) +    if conf['blobs']: +        return BlobsServerState("filesystem", conf['blobs_path']) +    return CouchServerState(conf['couch_url'])  class IncomingResource(Resource):      isLeaf = True      def __init__(self, backend_factory=None): -        self.factory = backend_factory or _default_backend() +        self.factory = backend_factory or _get_backend_from_config()          self.formatter = IncomingFormatter()      def render_PUT(self, request):          uuid, doc_id = request.postpath          scheme = EncryptionSchemes.PUBKEY          db = self.factory.open_database(uuid) -        doc = ServerDocument(doc_id) -        doc.content = self.formatter.format(request.content.read(), scheme) -        db.put_doc(doc) -        return '{"success": true}' +        if hasattr(db, 'put_doc'): +            doc = ServerDocument(doc_id) +            doc.content = self.formatter.format(request.content.read(), scheme) +            db.put_doc(doc) +            self._finish(request) +        else: +            raw_content = request.content.read() +            preamble = self.formatter.preamble(raw_content, doc_id) +            request.content = BytesIO(preamble + raw_content) +            d = db.write_blob(uuid, doc_id, request, namespace='incoming') +            d.addCallback(lambda _: self._finish(request)) +        return NOT_DONE_YET + +    def _finish(self, request): +        request.write('{"success": true}') +        request.finish() + +    def _error(self, e, request): +        request.write('{"success": false}') +        request.setResponseCode(500) +        request.finish()  class IncomingFormatter(object): @@ -65,3 +88,11 @@ class IncomingFormatter(object):                  self.ERROR_DECRYPTING_KEY: False,                  ENC_SCHEME_KEY: EncryptionSchemes.NONE,                  ENC_JSON_KEY: raw_content} + +    def preamble(self, raw_content, doc_id): +        rev = '0' +        scheme = preamble.ENC_SCHEME.external +        method = preamble.ENC_METHOD.pgp +        size = len(raw_content) +        return preamble.Preamble(doc_id, rev, scheme, method, +                                 content_size=size).encode() | 
