def render_all_docs(self, request):
# /database/_all_docs?stuff => database, _all_docs?stuff
database, rest = request.path[1:].split('/', 1)
deferred = defer.Deferred()
deferred.addCallback(make_success_callback(request))
deferred.addErrback(make_errback(request))
# build the query string to send to shard requests
strip_params = ['skip'] # handled by smartproxy, do not pass
args = dict([(k,v) for k,v in request.args.iteritems() if k.lower() not in strip_params])
qs = urllib.urlencode([(k,v) for k in args for v in args[k]] or '')
if qs: qs = '?' + qs
# this is exactly like a view with no reduce
shards = self.conf_data.shards(database)
reducer = AllDocsReducer(None, len(shards), request.args, deferred, self.reduce_queue)
#hash keys
numShards = len(shards)
shardContent = [[] for x in shards]
body = get_body(request, {})
if 'keys' in body:
for key in body['keys']:
where = lounge_hash(key)%numShards
shardContent[where].append(key)
for i,shard in enumerate(shards):
nodes = self.conf_data.nodes(shard)
urls = [self._rewrite_url("/".join([node, rest])) + qs for node in nodes]
shardBody =cjson.encode(dict(keys=shardContent[i]))
fetcher = MapResultFetcher(shard, urls, reducer, deferred, self.client_queue, body=shardBody)
fetcher.fetch(request)
return server.NOT_DONE_YET
def render_temp_view(self, request):
"""Farm out a view query to all nodes and combine the results."""
deferred = defer.Deferred()
deferred.addCallback(make_success_callback(request))
deferred.addErrback(make_errback(request))
raw_body = request.content.read()
body = cjson.decode(raw_body)
reduce_fn = body.get("reduce", None)
if reduce_fn is not None:
reduce_fn = reduce_fn.replace("\n", " ") # TODO do we need this?
uri = request.uri[1:]
db, req = uri.split("/", 1)
shards = self.conf_data.shards(db)
reducer = Reducer(reduce_fn, len(shards), {}, deferred, self.reduce_queue)
failed = False
for shard in shards:
def succeed(data):
log.err("This should not get called?")
pass
def fail(data):
if not failed:
failed = True
deferred.errback(data)
shard_deferred = defer.Deferred()
shard_deferred.addCallback(succeed)
shard_deferred.addErrback(fail)
nodes = self.conf_data.nodes(shard)
urls = ["/".join([node, req]) for node in nodes]
fetcher = MapResultFetcher(shard, urls, reducer, deferred, self.client_queue)
fetcher.fetch(request)
return server.NOT_DONE_YET
def render_all_docs(self, request):
# /database/_all_docs?stuff => database, _all_docs?stuff
database, rest = request.path[1:].split('/', 1)
deferred = defer.Deferred()
deferred.addCallback(make_success_callback(request))
deferred.addErrback(make_errback(request))
# build the query string to send to shard requests
strip_params = ['skip'] # handled by smartproxy, do not pass
args = dict([(k,v) for k,v in request.args.iteritems() if k.lower() not in strip_params])
qs = urllib.urlencode([(k,v) for k in args for v in args[k]] or '')
if qs: qs = '?' + qs
# this is exactly like a view with no reduce
shards = self.conf_data.shards(database)
reducer = AllDocsReducer(None, len(shards), request.args, deferred, self.reduce_queue)
for shard in shards:
nodes = self.conf_data.nodes(shard)
urls = [self._rewrite_url("/".join([node, rest])) + qs for node in nodes]
fetcher = MapResultFetcher(shard, urls, reducer, deferred, self.client_queue)
fetcher.fetch(request)
return server.NOT_DONE_YET
def do_bulk_docs(self, request):
"""Split and farm out bulk docs"""
# /database/_all_docs?stuff => database, _all_docs?stuff
database, rest = request.path[1:].split('/', 1)
deferred = defer.Deferred()
deferred.addCallback(make_success_callback(request))
deferred.addErrback(make_errback(request))
# build the query string to send to shard requests
args = dict([(k,v) for k,v in request.args.iteritems()])
qs = urllib.urlencode([(k,v) for k in args for v in args[k]] or '')
if qs: qs = '?' + qs
# this is exactly like a view with no reduce
shards = self.conf_data.shards(database)
reducer = BulkDocsReducer(None, len(shards), request.args, deferred, self.reduce_queue)
#hash keys
numShards = len(shards)
shardContent = [[] for x in shards]
body = get_body(request, {})
if 'docs' in body:
for doc in body['docs']:
doc_id = doc['_id']
where = lounge_hash(doc_id) % numShards
shardContent[where].append(doc)
for i,shard in enumerate(shards):
nodes = self.conf_data.nodes(shard)
urls = [self._rewrite_url("/".join([node, rest])) + qs for node in nodes]
shardBody = cjson.encode(dict(docs=shardContent[i]))
fetcher = MapResultFetcher(shard, urls, reducer, deferred, self.client_queue, body=shardBody)
fetcher.fetch(request)
return server.NOT_DONE_YET
