Github user phrocker commented on a diff in the pull request:
https://github.com/apache/nifi-minifi-cpp/pull/158#discussion_r147542584
--- Diff: libminifi/test/curl-tests/sitetositehttp/HTTPHandlers.h ---
@@ -0,0 +1,322 @@
+/**
+ *
+ * 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 "civetweb.h"
+#include "CivetServer.h"
+#include "concurrentqueue.h"
+
+
+
+#include "CivetStream.h"
+#include "io/CRCStream.h"
+#ifndef LIBMINIFI_TEST_CURL_TESTS_SITETOSITEHTTP_HTTPHANDLERS_H_
+#define LIBMINIFI_TEST_CURL_TESTS_SITETOSITEHTTP_HTTPHANDLERS_H_
+static std::atomic<int> transaction_id;
+static std::atomic<int> transaction_id_output;
+
+class FlowObj {
+ public:
+ FlowObj()
+ : total_size(0) {
+
+ }
+ explicit FlowObj(const FlowObj &&other)
+ : attributes(std::move(other.attributes)),
+ total_size(std::move(other.total_size)),
+ data(std::move(other.data)) {
+
+ }
+ uint64_t total_size;
+ std::map<std::string, std::string> attributes;
+ std::vector<uint8_t> data;
+
+};
+
+class SiteToSiteLocationResponder : public CivetHandler {
+ public:
+ explicit SiteToSiteLocationResponder(bool isSecure)
+ : isSecure(isSecure) {
+ }
+ bool handleGet(CivetServer *server, struct mg_connection *conn) {
+ std::string site2site_rest_resp = "{"
+ "\"revision\": {"
+ "\"clientId\": \"483d53eb-53ec-4e93-b4d4-1fc3d23dae6f\""
+ "},"
+ "\"controller\": {"
+ "\"id\": \"fe4a3a42-53b6-4af1-a80d-6fdfe60de97f\","
+ "\"name\": \"NiFi Flow\","
+ "\"siteToSiteSecure\": ";
+ site2site_rest_resp += (isSecure ? "true" : "false");
+ site2site_rest_resp += "}}";
+ mg_printf(conn, "HTTP/1.1 200 OK\r\nContent-Type: "
+ "text/plain\r\nContent-Length: %lu\r\nConnection:
close\r\n\r\n",
+ site2site_rest_resp.length());
+ mg_printf(conn, "%s", site2site_rest_resp.c_str());
+ return true;
+ }
+
+ protected:
+ bool isSecure;
+};
+
+class PeerResponder : public CivetHandler {
+ public:
+
+ explicit PeerResponder(const std::string base_url)
+ : base_url(base_url) {
+ }
+
+ bool handleGet(CivetServer *server, struct mg_connection *conn) {
+ std::string site2site_rest_resp = "{\"peers\" : [{ \"hostname\":
\"localhost\", \"port\": 8082, \"secure\": false, \"flowFileCount\" : 0 }] }";
+ std::stringstream headers;
+ headers << "HTTP/1.1 200 OK\r\nContent-Type:
application/json\r\nContent-Length: " << site2site_rest_resp.length() <<
"\r\nConnection: close\r\n\r\n";
+ mg_printf(conn, "%s", headers.str().c_str());
+ mg_printf(conn, "%s", site2site_rest_resp.c_str());
+ return true;
+ }
+
+ protected:
+ std::string base_url;
+};
+
+class TransactionResponder : public CivetHandler {
+ public:
+
+ explicit TransactionResponder(const std::string base_url, std::string
port_id, bool input_port, bool wrong_uri, bool empty_transaction_uri)
+ : base_url(base_url),
+ wrong_uri(wrong_uri),
+ empty_transaction_uri(empty_transaction_uri),
+ input_port(input_port),
+ port_id(port_id),
+ flow_files_feed_(nullptr) {
+
+ if (input_port) {
+ transaction_id_str = "fe4a3a42-53b6-4af1-a80d-6fdfe60de96";
+ transaction_id_str += std::to_string(transaction_id.load());
+ transaction_id++;
+ } else {
+ transaction_id_str = "fe4a3a42-53b6-4af1-a80d-6fdfe60de95";
+ transaction_id_str += std::to_string(transaction_id_output.load());
+ transaction_id_output++;
+ }
+ }
+
+ bool handlePost(CivetServer *server, struct mg_connection *conn) {
+ std::string site2site_rest_resp = "";
+ std::stringstream headers;
+ headers << "HTTP/1.1 201 OK\r\nContent-Type:
application/json\r\nContent-Length: " << site2site_rest_resp.length() <<
"\r\nx-location-uri-intent: ";
+ if (wrong_uri)
+ headers << "ohstuff\r\n";
+ else
+ headers << "transaction-url\r\n";
+
+ std::string port_type;
+
+ if (input_port)
+ port_type = "input-ports";
+ else
+ port_type = "output-ports";
+ if (!empty_transaction_uri)
+ headers << "Location: " << base_url << "/site-to-site/" << port_type
<< "/" << port_id << "/transactions/" << transaction_id_str << "\r\n";
+ headers << "Connection: close\r\n\r\n";
+ mg_printf(conn, "%s", headers.str().c_str());
+ mg_printf(conn, "%s", site2site_rest_resp.c_str());
+ return true;
+ }
+
+ void setFeed(moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>>
*feed) {
+ flow_files_feed_ = feed;
+ }
+
+ std::string getTransactionId() {
+ return transaction_id_str;
+ }
+ protected:
+ moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>> *flow_files_feed_;
+ std::string transaction_id_str;
+ std::string base_url;bool wrong_uri;bool empty_transaction_uri;bool
input_port;
+ std::string port_id;
+};
+
+class FlowFileResponder : public CivetHandler {
+
+ moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>> flow_files_;
+ moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>> *flow_files_feed_;
+
+ public:
+
+ explicit FlowFileResponder(bool input_port, bool wrong_uri, bool
invalid_checksum)
+ : wrong_uri(wrong_uri),
+ input_port(input_port),
+ flow_files_feed_(nullptr),
+ invalid_checksum(invalid_checksum) {
+ }
+
+ moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>> *getFlows() {
+ return &flow_files_;
+ }
+
+ void setFeed(moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>>
*feed) {
+ flow_files_feed_ = feed;
+ }
+
+ bool handlePost(CivetServer *server, struct mg_connection *conn) {
+ std::string site2site_rest_resp = "";
+ std::stringstream headers;
+
+ if (!wrong_uri) {
+ minifi::io::CivetStream civet_stream(conn);
+ minifi::io::CRCStream<minifi::io::CivetStream> stream(&civet_stream);
+ uint32_t num_attributes;
+ uint64_t total_size = 0;
+ total_size += stream.read(num_attributes);
+
+ auto flow = std::make_shared<FlowObj>();
+
+ for (int i = 0; i < num_attributes; i++) {
+ std::string name, value;
+ total_size += stream.readUTF(name, true);
+ total_size += stream.readUTF(value, true);
+ flow->attributes[name] = value;
+ }
+ uint64_t length;
+ total_size += stream.read(length);
+
+ total_size += length;
+ flow->data.resize(length);
+ flow->total_size = total_size;
+
+ assert(stream.readData(flow->data.data(), length) == length);
+
+ assert(flow->attributes["path"] == ".");
+ assert(!flow->attributes["uuid"].empty());
+ assert(!flow->attributes["filename"].empty());
+
+ if (!invalid_checksum) {
+ site2site_rest_resp = std::to_string(stream.getCRC());
+ flow_files_.enqueue(flow);
+ } else {
+ site2site_rest_resp = "Imawrongchecksumshortandstout";
+ }
+
+ headers << "HTTP/1.1 202 OK\r\nContent-Type:
application/json\r\nContent-Length: " << site2site_rest_resp.length() <<
"\r\nConnection: close\r\n\r\n";
+ } else {
+ headers << "HTTP/1.1 404\r\nConnection: close\r\n\r\n";
+ }
+
+ mg_printf(conn, "%s", headers.str().c_str());
+ mg_printf(conn, "%s", site2site_rest_resp.c_str());
+ return true;
+ }
+
+ bool handleGet(CivetServer *server, struct mg_connection *conn) {
+
+ if (flow_files_feed_->size_approx() > 0) {
+ std::shared_ptr<FlowObj> flow;
+ uint8_t buf[1];
+ std::vector<std::shared_ptr<FlowObj>> flows;
+ uint64_t total = 0;
+
+ while (flow_files_feed_->try_dequeue(flow)) {
+ flows.push_back(flow);
+ total += flow->total_size;
+ }
+ mg_printf(conn, "HTTP/1.1 200 OK\r\n"
+ "Content-Length: %llu\r\n"
+ "Content-Type: application/octet-stream\r\n"
+ "Connection: close\r\n\r\n",
+ total);
+ minifi::io::BaseStream serializer;
+ minifi::io::CRCStream<minifi::io::BaseStream> stream(&serializer);
+ for (auto flow : flows) {
+ uint32_t num_attributes = flow->attributes.size();
+ stream.write(num_attributes);
+ for (auto entry : flow->attributes) {
+ stream.writeUTF(entry.first);
+ stream.writeUTF(entry.second);
+ }
+ uint64_t length = flow->data.size();
+ stream.write(length);
+ stream.writeData(flow->data.data(), length);
+ }
+ auto ret = mg_write(conn, serializer.getBuffer(), total);
+ } else {
+ std::cout << "Nothing to transfer feed" << std::endl;
+ mg_printf(conn, "HTTP/1.1 200 OK\r\nConnection: "
+ "close\r\nContent-Length: 0\r\n");
+ mg_printf(conn, "Content-Type: text/plain\r\n\r\n");
+
+ }
+ return true;
+ }
+
+ void setFlowUrl(std::string flowUrl) {
+ base_url = flowUrl;
+ }
+
+ protected:
+// base url
+ std::string base_url;
+// set the wrong url
+ bool wrong_uri;
+// we are running an input port
+ bool input_port;
+// invalid checksum is returned.
+ bool invalid_checksum;
+};
+
+class DeleteTransactionResponder : public CivetHandler {
+ public:
+
+ explicit DeleteTransactionResponder(const std::string base_url,
std::string response_code, int expected_resp_code)
+ : base_url(base_url),
+ response_code(response_code),
+ flow_files_feed_(nullptr) {
+ expected_resp_code_str = std::to_string(expected_resp_code);
+ }
+
+ explicit DeleteTransactionResponder(const std::string base_url,
std::string response_code,
moodycamel::ConcurrentQueue<std::shared_ptr<FlowObj>> *feed)
+ : base_url(base_url),
+ response_code(response_code),
+ flow_files_feed_(feed) {
+ }
+
+ bool handleDelete(CivetServer *server, struct mg_connection *conn) {
+
+ std::string site2site_rest_resp = "";
--- End diff --
Should do some additional verification here if possible.
---
