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-rw-r--r--client/src/leap/soledad/client/http_target/fetch.py3
-rw-r--r--client/src/leap/soledad/client/http_target/fetch_protocol.py56
2 files changed, 12 insertions, 47 deletions
diff --git a/client/src/leap/soledad/client/http_target/fetch.py b/client/src/leap/soledad/client/http_target/fetch.py
index dc7bbd2c..1b4351ea 100644
--- a/client/src/leap/soledad/client/http_target/fetch.py
+++ b/client/src/leap/soledad/client/http_target/fetch.py
@@ -14,6 +14,7 @@
#
# 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 json
from twisted.internet import defer
from twisted.internet import threads
@@ -138,7 +139,7 @@ class HTTPDocFetcher(object):
:rtype: tuple
"""
try:
- # metadata = json.loads(line)
+ metadata = json.loads(metadata)
new_generation = metadata['new_generation']
new_transaction_id = metadata['new_transaction_id']
number_of_changes = metadata['number_of_changes']
diff --git a/client/src/leap/soledad/client/http_target/fetch_protocol.py b/client/src/leap/soledad/client/http_target/fetch_protocol.py
index 4d45c9d4..902607ea 100644
--- a/client/src/leap/soledad/client/http_target/fetch_protocol.py
+++ b/client/src/leap/soledad/client/http_target/fetch_protocol.py
@@ -17,18 +17,15 @@ import warnings
from cStringIO import StringIO
from twisted.internet import reactor
from twisted.internet import defer
-from twisted.internet import protocol
from twisted.web.client import HTTPConnectionPool
from twisted.web._newclient import ResponseDone
-from twisted.web._newclient import PotentialDataLoss
-from twisted.web.client import PartialDownloadError
from leap.soledad.common.l2db import errors
from leap.soledad.common.l2db.remote import utils
-from leap.soledad.common.l2db.remote import http_errors
from leap.common.http import HTTPClient
+from .support import ReadBodyProtocol
-class DocStreamReceiver(protocol.Protocol):
+class DocStreamReceiver(ReadBodyProtocol):
def __init__(self, response, deferred, doc_reader):
self.deferred = deferred
@@ -44,52 +41,19 @@ class DocStreamReceiver(protocol.Protocol):
self._buffer = StringIO()
self._properly_finished = False
- # ---8<--- snippet from u1db.remote.http_client, modified to use errbacks
- def _error(self, respdic):
- descr = respdic.get("error")
- exc_cls = errors.wire_description_to_exc.get(descr)
- if exc_cls is not None:
- message = respdic.get("message")
- self.deferred.errback(exc_cls(message))
- # ---8<--- end of snippet from u1db.remote.http_client
-
def connectionLost(self, reason):
"""
Deliver the accumulated response bytes to the waiting L{Deferred}, if
the response body has been completely received without error.
"""
- if reason.check(ResponseDone):
-
- try:
- body = self.finish()
- except errors.BrokenSyncStream, e:
- return self.deferred.errback(e)
-
- # ---8<--- snippet from u1db.remote.http_client
- if self.status in (200, 201):
- self.deferred.callback(self.metadata)
- elif self.status in http_errors.ERROR_STATUSES:
- try:
- respdic = json.loads(body)
- except ValueError:
- self.deferred.errback(
- errors.HTTPError(self.status, body, self.headers))
- else:
- self._error(respdic)
- # special cases
- elif self.status == 503:
- self.deferred.errback(errors.Unavailable(body, self.headers))
+ try:
+ if reason.check(ResponseDone):
+ self.dataBuffer = self.metadata
else:
- self.deferred.errback(
- errors.HTTPError(self.status, body, self.headers))
- # ---8<--- end of snippet from u1db.remote.http_client
-
- elif reason.check(PotentialDataLoss):
- self.deferred.errback(
- PartialDownloadError(self.status, self.message,
- b''.join(body)))
- else:
- self.deferred.errback(reason)
+ self.dataBuffer = self.finish()
+ except errors.BrokenSyncStream, e:
+ return self.deferred.errback(e)
+ return ReadBodyProtocol.connectionLost(self, reason)
def consumeBufferLines(self):
content = self._buffer.getvalue()[0:self._buffer.tell()]
@@ -118,7 +82,7 @@ class DocStreamReceiver(protocol.Protocol):
elif self._line == 0:
assert line == '['
elif self._line == 1:
- self.metadata = json.loads(line)
+ self.metadata = line
assert 'error' not in self.metadata
elif (self._line % 2) == 0:
self.current_doc = json.loads(line)