chore: import upstream snapshot with attribution

example/couchbase_c++/traditional_brpc_couchbase_client.cpp

@@ -0,0 +1,171 @@
+// 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.
+
+#include <brpc/couchbase.h>
+
+#include <iostream>
+#include <string>
+
+// ANSI color codes for console output
+#define GREEN "\033[32m"
+#define RED "\033[31m"
+#define RESET "\033[0m"
+
+int main() {
+  // traditional bRPC Couchbase client
+  brpc::Channel channel;
+  brpc::ChannelOptions options;
+  options.protocol = brpc::PROTOCOL_COUCHBASE;
+  options.connection_type = "single";
+  options.timeout_ms = 1000;  // 1 second
+  options.max_retry = 3;
+  if (channel.Init("localhost:11210", &options) != 0) {
+    LOG(ERROR) << "Failed to initialize channel";
+    return -1;
+  }
+  brpc::Controller cntl;
+  brpc::CouchbaseOperations::CouchbaseRequest req;
+  brpc::CouchbaseOperations::CouchbaseResponse res;
+  uint64_t cas;
+  req.authenticateRequest("Administrator", "password");
+  channel.CallMethod(NULL, &cntl, &req, &res, NULL);
+  if (cntl.Failed()) {
+    LOG(ERROR) << "Unable to authenticate: Something went wrong"
+               << cntl.ErrorText();
+    return -1;
+  } else {
+    if (res.popHello(&cas) && res.popAuthenticate(&cas)) {
+      std::cout << "Traditional bRPC Couchbase Client Authentication Successful"
+                << std::endl;
+    } else {
+      std::cout << "Client Authentication Failed with status code: " << std::hex
+                << res._status_code << std::endl;
+      return -1;
+    }
+  }
+  cntl.Reset();
+  // clearing request and response
+
+  req.Clear();
+  res.Clear();
+  req.selectBucketRequest("testing");
+  channel.CallMethod(NULL, &cntl, &req, &res, NULL);
+  if (cntl.Failed()) {
+    LOG(ERROR) << "Unable to select bucket: Something went wrong"
+               << cntl.ErrorText();
+    return -1;
+  } else {
+    if (res.popSelectBucket(&cas)) {
+      std::cout
+          << "Traditional bRPC Couchbase Client Bucket Selection Successful"
+          << std::endl;
+    } else {
+      // the status code will be updated only after you do
+      // popFunctionName(param).
+      std::cout << "Traditional bRPC Couchbase Client Bucket Selection Failed "
+                   "with status code: "
+                << std::hex << res._status_code << std::endl;
+      std::cout << "Error Message: " << res.lastError() << std::endl;
+      return -1;
+    }
+  }
+  cntl.Reset();
+  // clearing request and response
+
+  req.Clear();
+  res.Clear();
+  req.addRequest(
+      "sample_key",
+      R"({"name": "John Doe", "age": 30, "email": "john@example.com"})",
+      0 /*flags*/, 0 /*exptime*/, 0 /*cas*/);
+  channel.CallMethod(NULL, &cntl, &req, &res, NULL);
+  if (cntl.Failed()) {
+    LOG(ERROR) << "Unable to add key-value: Something went wrong"
+               << cntl.ErrorText();
+    return -1;
+  } else {
+    if (res.popAdd(&cas)) {
+      std::cout
+          << "Traditional bRPC Couchbase Client Key-Value Addition Successful"
+          << std::endl;
+    } else {
+      // the status code will be updated only after you do
+      // popFunctionName(param).
+      std::cout << "Traditional bRPC Couchbase Client Key-Value Addition "
+                   "Failed with status code: "
+                << std::hex << res._status_code << std::endl;
+      std::cout << "Error Message: " << res.lastError() << std::endl;
+      return -1;
+    }
+  }
+  cntl.Reset();
+
+  // clearing request and response before doing a getRequest
+  req.Clear();
+  res.Clear();
+  req.getRequest("sample_key");
+  channel.CallMethod(NULL, &cntl, &req, &res, NULL);
+  if (cntl.Failed()) {
+    LOG(ERROR) << "Unable to get value for key: Something went wrong"
+               << cntl.ErrorText();
+    return -1;
+  } else {
+    std::string value;
+    uint32_t flags;
+    if (res.popGet(&value, &flags, &cas)) {
+      std::cout
+          << "Traditional bRPC Couchbase Client Key-Value Retrieval Successful"
+          << std::endl;
+      std::cout << "Retrieved Value: " << value << std::endl;
+    } else {
+      // note the status code will be updated only after you do
+      //  popFunctionName(param).
+      std::cout << "Traditional bRPC Couchbase Client Key-Value Retrieval "
+                   "Failed with status code: "
+                << std::hex << res._status_code << std::endl;
+      std::cout << "Error Message: " << res.lastError() << std::endl;
+      return -1;
+    }
+  }
+  cntl.Reset();
+  // clearing request and response before doing a deleteRequest
+
+  req.Clear();
+  res.Clear();
+  req.deleteRequest("sample_key");
+  channel.CallMethod(NULL, &cntl, &req, &res, NULL);
+  if (cntl.Failed()) {
+    LOG(ERROR) << "Unable to delete key-value: Something went wrong"
+               << cntl.ErrorText();
+    return -1;
+  } else {
+    if (res.popDelete()) {
+      std::cout
+          << "Traditional bRPC Couchbase Client Key-Value Deletion Successful"
+          << std::endl;
+    } else {
+      // the status code will be updated only after you do
+      // popFunctionName(param).
+      std::cout << "Traditional bRPC Couchbase Client Key-Value Deletion "
+                   "Failed with status code: "
+                << std::hex << res._status_code << std::endl;
+      std::cout << "Error Message: " << res.lastError() << std::endl;
+      return -1;
+    }
+  }
+  return 0;
+}