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| <h1>Source code for grpc_csds</h1><div class="highlight"><pre> |
| <span></span><span class="c1"># Copyright 2021 The gRPC Authors</span> |
| <span class="c1">#</span> |
| <span class="c1"># Licensed under the Apache License, Version 2.0 (the "License");</span> |
| <span class="c1"># you may not use this file except in compliance with the License.</span> |
| <span class="c1"># You may obtain a copy of the License at</span> |
| <span class="c1">#</span> |
| <span class="c1"># http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="c1">#</span> |
| <span class="c1"># Unless required by applicable law or agreed to in writing, software</span> |
| <span class="c1"># distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="c1"># WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="c1"># See the License for the specific language governing permissions and</span> |
| <span class="c1"># limitations under the License.</span> |
| <span class="sd">"""Channelz debug service implementation in gRPC Python."""</span> |
| |
| <span class="kn">from</span><span class="w"> </span><span class="nn">envoy.service.status.v3</span><span class="w"> </span><span class="kn">import</span> <span class="n">csds_pb2</span> |
| <span class="kn">from</span><span class="w"> </span><span class="nn">envoy.service.status.v3</span><span class="w"> </span><span class="kn">import</span> <span class="n">csds_pb2_grpc</span> |
| <span class="kn">from</span><span class="w"> </span><span class="nn">google.protobuf</span><span class="w"> </span><span class="kn">import</span> <span class="n">json_format</span> |
| <span class="kn">from</span><span class="w"> </span><span class="nn">grpc._cython</span><span class="w"> </span><span class="kn">import</span> <span class="n">cygrpc</span> |
| |
| |
| <div class="viewcode-block" id="ClientStatusDiscoveryServiceServicer"> |
| <a class="viewcode-back" href="../grpc_csds.html#grpc_csds.ClientStatusDiscoveryServiceServicer">[docs]</a> |
| <span class="k">class</span><span class="w"> </span><span class="nc">ClientStatusDiscoveryServiceServicer</span><span class="p">(</span> |
| <span class="n">csds_pb2_grpc</span><span class="o">.</span><span class="n">ClientStatusDiscoveryServiceServicer</span> |
| <span class="p">):</span> |
| <span class="w"> </span><span class="sd">"""CSDS Servicer works for both the sync API and asyncio API."""</span> |
| |
| <span class="nd">@staticmethod</span> |
| <span class="k">def</span><span class="w"> </span><span class="nf">FetchClientStatus</span><span class="p">(</span><span class="n">request</span><span class="p">,</span> <span class="n">unused_context</span><span class="p">):</span> |
| <span class="k">return</span> <span class="n">csds_pb2</span><span class="o">.</span><span class="n">ClientStatusResponse</span><span class="o">.</span><span class="n">FromString</span><span class="p">(</span> |
| <span class="n">cygrpc</span><span class="o">.</span><span class="n">dump_xds_configs</span><span class="p">()</span> |
| <span class="p">)</span> |
| |
| <span class="nd">@staticmethod</span> |
| <span class="k">def</span><span class="w"> </span><span class="nf">StreamClientStatus</span><span class="p">(</span><span class="n">request_iterator</span><span class="p">,</span> <span class="n">context</span><span class="p">):</span> |
| <span class="k">for</span> <span class="n">request</span> <span class="ow">in</span> <span class="n">request_iterator</span><span class="p">:</span> |
| <span class="k">yield</span> <span class="n">ClientStatusDiscoveryServiceServicer</span><span class="o">.</span><span class="n">FetchClientStatus</span><span class="p">(</span> |
| <span class="n">request</span><span class="p">,</span> <span class="n">context</span> |
| <span class="p">)</span></div> |
| |
| |
| |
| <div class="viewcode-block" id="add_csds_servicer"> |
| <a class="viewcode-back" href="../grpc_csds.html#grpc_csds.add_csds_servicer">[docs]</a> |
| <span class="k">def</span><span class="w"> </span><span class="nf">add_csds_servicer</span><span class="p">(</span><span class="n">server</span><span class="p">):</span> |
| <span class="w"> </span><span class="sd">"""Register CSDS servicer to a server.</span> |
| |
| <span class="sd"> CSDS is part of xDS protocol used to expose in-effective traffic</span> |
| <span class="sd"> configuration (or xDS resources). It focuses on simplify the debugging of</span> |
| <span class="sd"> unexpected routing behaviors, which could be due to a misconfiguration,</span> |
| <span class="sd"> unhealthy backends or issues in the control or data plane.</span> |
| |
| <span class="sd"> Args:</span> |
| <span class="sd"> server: A gRPC server to which the CSDS service will be added.</span> |
| <span class="sd"> """</span> |
| <span class="n">csds_pb2_grpc</span><span class="o">.</span><span class="n">add_ClientStatusDiscoveryServiceServicer_to_server</span><span class="p">(</span> |
| <span class="n">ClientStatusDiscoveryServiceServicer</span><span class="p">(),</span> <span class="n">server</span> |
| <span class="p">)</span></div> |
| |
| |
| |
| <span class="n">__all__</span> <span class="o">=</span> <span class="p">[</span><span class="s2">"ClientStatusDiscoveryServiceServicer"</span><span class="p">,</span> <span class="s2">"add_csds_servicer"</span><span class="p">]</span> |
| </pre></div> |
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