[HICN-196] Add mtu to command line parameters.

Change-Id: Ib6932c23408630be1ca98146d22ac494ad5e5077
Signed-off-by: Mauro Sardara <msardara@cisco.com>

4 files changed, 25 insertions, 9 deletions

diff --git a/apps/http-proxy/main.cc b/apps/http-proxy/main.cc
index 0dedbd8a7..fe1bda5de 100644
--- a/apps/http-proxy/main.cc
+++ b/apps/http-proxy/main.cc
@@ -19,9 +19,9 @@ using namespace transport;
 
 int usage(char* program) {
   std::cerr << "ICN Plugin not loaded!" << std::endl;
-  std::cerr << "USAGE: " << program
+  std::cerr << "USAGE: " << program << "\n"
             << "[HTTP_PREFIX] -a [SERVER_IP_ADDRESS] "
-               "-p [SERVER_PORT] -c [CACHE_SIZE]"
+               "-p [SERVER_PORT] -c [CACHE_SIZE] -m [MTU]"
             << std::endl;
   return -1;
 }
@@ -31,9 +31,10 @@ int main(int argc, char** argv) {
   std::string ip_address("127.0.0.1");
   std::string port("80");
   std::string cache_size("50000");
+  std::string mtu("1500");
 
   int opt;
-  while ((opt = getopt(argc, argv, "a:p:c:")) != -1) {
+  while ((opt = getopt(argc, argv, "a:p:c:m:")) != -1) {
     switch (opt) {
       case 'a':
         prefix = optarg;
@@ -44,6 +45,9 @@ int main(int argc, char** argv) {
       case 'c':
         cache_size = optarg;
         break;
+      case 'm':
+        mtu = optarg;
+        break;
       case 'h':
       default:
         return usage(argv[0]);
@@ -58,9 +62,10 @@ int main(int argc, char** argv) {
   }
 
   std::cout << "Connecting to " << ip_address << " port " << port
-            << " Cache size " << cache_size << " Prefix " << prefix
-            << std::endl;
-  transport::AsyncConsumerProducer proxy(prefix, ip_address, port, cache_size);
+            << " Cache size " << cache_size << " Prefix " << prefix << " MTU "
+            << mtu << std::endl;
+  transport::AsyncConsumerProducer proxy(prefix, ip_address, port, cache_size,
+                                         mtu);
 
   proxy.run();
 
diff --git a/apps/http-proxy/src/ATSConnector.cc b/apps/http-proxy/src/ATSConnector.cc
index 287907347..a1c8c9708 100644
--- a/apps/http-proxy/src/ATSConnector.cc
+++ b/apps/http-proxy/src/ATSConnector.cc
@@ -193,7 +193,8 @@ void ATSConnector::doConnect() {
                           }
 
                         } else {
-                          TRANSPORT_LOGE("Impossible to reconnect.");
+                          TRANSPORT_LOGE("Impossible to reconnect: %s",
+                                         ec.message().c_str());
                           close();
                         }
                       });
diff --git a/apps/http-proxy/src/IcnReceiver.cc b/apps/http-proxy/src/IcnReceiver.cc
index 4ad616168..fc6837a2c 100644
--- a/apps/http-proxy/src/IcnReceiver.cc
+++ b/apps/http-proxy/src/IcnReceiver.cc
@@ -55,12 +55,14 @@ core::Prefix generatePrefix(const std::string& prefix_url) {
 AsyncConsumerProducer::AsyncConsumerProducer(const std::string& prefix,
                                              std::string& ip_address,
                                              std::string& port,
-                                             std::string& cache_size)
+                                             std::string& cache_size,
+                                             std::string& mtu)
     : prefix_(generatePrefix(prefix)),
       producer_socket_(),
       ip_address_(ip_address),
       port_(port),
       cache_size_(std::stoul(cache_size)),
+      mtu_(std::stoul(mtu)),
       request_counter_(0),
       signals_(io_service_, SIGINT, SIGQUIT),
       connector_(io_service_, ip_address_, port_,
@@ -78,6 +80,13 @@ AsyncConsumerProducer::AsyncConsumerProducer(const std::string& prefix,
     TRANSPORT_LOGD("Warning: output buffer size has not been set.");
   }
 
+  ret = producer_socket_.setSocketOption(
+      interface::GeneralTransportOptions::DATA_PACKET_SIZE, mtu_);
+
+  if (ret != SOCKET_OPTION_SET) {
+    TRANSPORT_LOGD("Warning: mtu has not been set.");
+  }
+
   producer_socket_.registerPrefix(prefix_);
 
   // Let the main thread to catch SIGINT and SIGQUIT
diff --git a/apps/http-proxy/src/IcnReceiver.h b/apps/http-proxy/src/IcnReceiver.h
index 7d5c5e4c8..61ca4333a 100644
--- a/apps/http-proxy/src/IcnReceiver.h
+++ b/apps/http-proxy/src/IcnReceiver.h
@@ -31,7 +31,7 @@ class AsyncConsumerProducer {
  public:
   explicit AsyncConsumerProducer(const std::string& prefix,
                                  std::string& ip_address, std::string& port,
-                                 std::string& cache_size);
+                                 std::string& cache_size, std::string& mtu);
 
   void start();
 
@@ -55,6 +55,7 @@ class AsyncConsumerProducer {
   std::string ip_address_;
   std::string port_;
   uint32_t cache_size_;
+  uint32_t mtu_;
 
   uint64_t request_counter_;
   asio::signal_set signals_;