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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/jaegertracing/thrift/contrib/zeromq/TZmqClient.py | |
parent | Initial commit. (diff) | |
download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/jaegertracing/thrift/contrib/zeromq/TZmqClient.py')
-rw-r--r-- | src/jaegertracing/thrift/contrib/zeromq/TZmqClient.py | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/contrib/zeromq/TZmqClient.py b/src/jaegertracing/thrift/contrib/zeromq/TZmqClient.py new file mode 100644 index 000000000..1bd60a1e5 --- /dev/null +++ b/src/jaegertracing/thrift/contrib/zeromq/TZmqClient.py @@ -0,0 +1,64 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +# +import zmq +from cStringIO import StringIO +from thrift.transport.TTransport import TTransportBase, CReadableTransport + + +class TZmqClient(TTransportBase, CReadableTransport): + def __init__(self, ctx, endpoint, sock_type): + self._sock = ctx.socket(sock_type) + self._endpoint = endpoint + self._wbuf = StringIO() + self._rbuf = StringIO() + + def open(self): + self._sock.connect(self._endpoint) + + def read(self, size): + ret = self._rbuf.read(size) + if len(ret) != 0: + return ret + self._read_message() + return self._rbuf.read(size) + + def _read_message(self): + msg = self._sock.recv() + self._rbuf = StringIO(msg) + + def write(self, buf): + self._wbuf.write(buf) + + def flush(self): + msg = self._wbuf.getvalue() + self._wbuf = StringIO() + self._sock.send(msg) + + # Implement the CReadableTransport interface. + @property + def cstringio_buf(self): + return self._rbuf + + # NOTE: This will probably not actually work. + def cstringio_refill(self, prefix, reqlen): + while len(prefix) < reqlen: + self.read_message() + prefix += self._rbuf.getvalue() + self._rbuf = StringIO(prefix) + return self._rbuf |