[HICN-6] ATS Working, little refactoring of apps

Change-Id: I174815b70bf3a9fbe99ffab7dd2914be04d364b9
Signed-off-by: Mauro Sardara <msardara@cisco.com>

2 files changed, 199 insertions, 0 deletions

diff --git a/apps/higet/CMakeLists.txt b/apps/higet/CMakeLists.txt
new file mode 100644
index 000000000..5dcae66b2
--- /dev/null
+++ b/apps/higet/CMakeLists.txt
@@ -0,0 +1,35 @@
+# Copyright (c) 2017-2019 Cisco and/or its affiliates.
+# Licensed 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.
+
+cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
+set(CMAKE_CXX_STANDARD 14)
+
+project(utils)
+
+set(CMAKE_MODULE_PATH
+  ${CMAKE_MODULE_PATH}
+  "${CMAKE_CURRENT_SOURCE_DIR}/../cmake/Modules"
+  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules"
+)
+
+list(APPEND APPS_SRC
+  higet.cc
+)
+
+build_executable(higet
+  SOURCES ${APPS_SRC}
+  LINK_LIBRARIES ${LIBTRANSPORT_LIBRARIES} ${WSOCK32_LIBRARY} ${WS2_32_LIBRARY}
+  DEPENDS ${LIBTRANSPORT}
+  COMPONENT higet
+  DEFINITIONS ${COMPILER_DEFINITIONS}
+)
diff --git a/apps/higet/higet.cc b/apps/higet/higet.cc
new file mode 100644
index 000000000..7662c1a2b
--- /dev/null
+++ b/apps/higet/higet.cc
@@ -0,0 +1,164 @@
+/*
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed 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 <hicn/transport/http/client_connection.h>
+
+#include <fstream>
+
+typedef std::chrono::time_point<std::chrono::system_clock> Time;
+typedef std::chrono::milliseconds TimeDuration;
+
+Time t1;
+
+#define DEFAULT_BETA 0.99
+#define DEFAULT_GAMMA 0.07
+
+namespace http {
+
+typedef struct {
+  std::string file_name;
+  bool print_headers;
+  std::string producer_certificate;
+} Configuration;
+
+void processResponse(Configuration &conf,
+                     transport::http::HTTPResponse &&response) {
+  auto &payload = response.getPayload();
+
+  if (conf.file_name != "-") {
+    std::cerr << "Saving to: " << conf.file_name << " " << payload.size()
+              << "kB" << std::endl;
+  }
+
+  Time t3 = std::chrono::system_clock::now();
+
+  std::streambuf *buf;
+  std::ofstream of;
+
+  if (conf.file_name != "-") {
+    of.open(conf.file_name, std::ofstream::binary);
+    buf = of.rdbuf();
+  } else {
+    buf = std::cout.rdbuf();
+  }
+
+  std::ostream out(buf);
+
+  if (conf.print_headers) {
+    auto &headers = response.getHeaders();
+    out << "HTTP/" << response.getHttpVersion() << " "
+        << response.getStatusCode() << " " << response.getStatusString()
+        << "\n";
+    for (auto &h : headers) {
+      out << h.first << ": " << h.second << "\n";
+    }
+    out << "\n";
+  }
+
+  out.write((char *)payload.data(), payload.size());
+  of.close();
+
+  Time t2 = std::chrono::system_clock::now();
+  TimeDuration dt =
+      std::chrono::duration_cast<std::chrono::milliseconds>(t2 - t1);
+  TimeDuration dt3 =
+      std::chrono::duration_cast<std::chrono::milliseconds>(t3 - t1);
+  long msec = (long)dt.count();
+  long msec3 = (long)dt3.count();
+  std::cerr << "Elapsed Time: " << msec / 1000.0 << " seconds -- "
+            << payload.size() * 8 / msec / 1000.0 << "[Mbps] -- "
+            << payload.size() * 8 / msec3 / 1000.0 << "[Mbps]" << std::endl;
+}
+
+void usage(char *program_name) {
+  std::cerr << "usage:" << std::endl;
+  std::cerr << program_name << " [option]... [url]..." << std::endl;
+  std::cerr << program_name << "options:" << std::endl;
+  std::cerr << "-O <output_path>            = write documents to <output_file>"
+            << std::endl;
+  std::cerr << "-S                          = print server response"
+            << std::endl;
+  std::cerr << "example:" << std::endl;
+  std::cerr << "\t" << program_name << " -O - http://origin/index.html"
+            << std::endl;
+  exit(EXIT_FAILURE);
+}
+
+int main(int argc, char **argv) {
+#ifdef _WIN32
+  WSADATA wsaData = {0};
+  WSAStartup(MAKEWORD(2, 2), &wsaData);
+#endif
+
+  Configuration conf;
+  conf.file_name = "";
+  conf.print_headers = false;
+  conf.producer_certificate = "";
+
+  std::string name("http://webserver/sintel/mpd");
+
+  int opt;
+  while ((opt = getopt(argc, argv, "O:Sc:")) != -1) {
+    switch (opt) {
+      case 'O':
+        conf.file_name = optarg;
+        break;
+      case 'S':
+        conf.print_headers = true;
+        break;
+      case 'c':
+        conf.producer_certificate = optarg;
+        break;
+      case 'h':
+      default:
+        usage(argv[0]);
+        break;
+    }
+  }
+
+  if (argv[optind] == 0) {
+    std::cerr << "Using default name " << name << std::endl;
+  } else {
+    name = argv[optind];
+  }
+
+  if (conf.file_name.empty()) {
+    conf.file_name = name.substr(1 + name.find_last_of("/"));
+  }
+
+  std::map<std::string, std::string> headers = {{"Host", "localhost"},
+                                                {"User-Agent", "higet/1.0"},
+                                                {"Connection", "Keep-Alive"}};
+
+  transport::http::HTTPClientConnection connection;
+  if (!conf.producer_certificate.empty()) {
+    connection.setCertificate(conf.producer_certificate);
+  }
+
+  t1 = std::chrono::system_clock::now();
+
+  connection.get(name, headers);
+  processResponse(conf, connection.response());
+
+#ifdef _WIN32
+  WSACleanup();
+#endif
+
+  return EXIT_SUCCESS;
+}
+
+}  // end namespace http
+
+int main(int argc, char **argv) { return http::main(argc, argv); }