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-rw-r--r--common/src/leap/soledad/common/couch.py94
1 files changed, 3 insertions, 91 deletions
diff --git a/common/src/leap/soledad/common/couch.py b/common/src/leap/soledad/common/couch.py
index 9bdafc45..4f569559 100644
--- a/common/src/leap/soledad/common/couch.py
+++ b/common/src/leap/soledad/common/couch.py
@@ -25,7 +25,6 @@ import uuid
import logging
import binascii
import time
-import sys
from StringIO import StringIO
@@ -35,6 +34,7 @@ from multiprocessing.pool import ThreadPool
from couchdb.client import Server, Database
+from couchdb.multipart import MultipartWriter
from couchdb.http import (
ResourceConflict,
ResourceNotFound,
@@ -93,95 +93,6 @@ def list_users_dbs(couch_url):
http_app.Document = CouchDocument
-class MultipartWriter(object):
-
- """
- A multipart writer adapted from python-couchdb's one so we can PUT
- documents using couch's multipart PUT.
-
- This stripped down version does not allow for nested structures, and
- contains only the essential things we need to PUT SoledadDocuments to the
- couch backend.
- """
-
- CRLF = '\r\n'
-
- def __init__(self, fileobj, headers=None, boundary=None):
- """
- Initialize the multipart writer.
- """
- self.fileobj = fileobj
- if boundary is None:
- boundary = self._make_boundary()
- self._boundary = boundary
- self._build_headers('related', headers)
-
- def add(self, mimetype, content, headers={}):
- """
- Add a part to the multipart stream.
- """
- self.fileobj.write('--')
- self.fileobj.write(self._boundary)
- self.fileobj.write(self.CRLF)
- headers['Content-Type'] = mimetype
- self._write_headers(headers)
- if content:
- # XXX: throw an exception if a boundary appears in the content??
- self.fileobj.write(content)
- self.fileobj.write(self.CRLF)
-
- def close(self):
- """
- Close the multipart stream.
- """
- self.fileobj.write('--')
- self.fileobj.write(self._boundary)
- # be careful not to have anything after '--', otherwise old couch
- # versions (including bigcouch) will fail.
- self.fileobj.write('--')
-
- def _make_boundary(self):
- """
- Create a boundary to discern multi parts.
- """
- try:
- from uuid import uuid4
- return '==' + uuid4().hex + '=='
- except ImportError:
- from random import randrange
- token = randrange(sys.maxint)
- format = '%%0%dd' % len(repr(sys.maxint - 1))
- return '===============' + (format % token) + '=='
-
- def _write_headers(self, headers):
- """
- Write a part header in the buffer stream.
- """
- if headers:
- for name in sorted(headers.keys()):
- value = headers[name]
- self.fileobj.write(name)
- self.fileobj.write(': ')
- self.fileobj.write(value)
- self.fileobj.write(self.CRLF)
- self.fileobj.write(self.CRLF)
-
- def _build_headers(self, subtype, headers):
- """
- Build the main headers of the multipart stream.
-
- This is here so we can send headers separete from content using
- python-couchdb API.
- """
- self.headers = {}
- self.headers['Content-Type'] = 'multipart/%s; boundary="%s"' % \
- (subtype, self._boundary)
- if headers:
- for name in sorted(headers.keys()):
- value = headers[name]
- self.headers[name] = value
-
-
@contextmanager
def couch_server(url):
"""
@@ -729,7 +640,8 @@ class CouchDatabase(CommonBackend):
couch_doc['_rev'] = old_doc.couch_rev
# prepare the multipart PUT
buf = StringIO()
- envelope = MultipartWriter(buf)
+ headers = {}
+ envelope = MultipartWriter(buf, headers=headers, subtype='related')
envelope.add('application/json', json.dumps(couch_doc))
for part in parts:
envelope.add('application/octet-stream', part)