Set SO_REUSEADDR on the server socket, to allow the agent to bind to …

…the listening port after being restarted.
eProsima · Aug 25, 2019 · 86f42f1 · 86f42f1
1 parent 4aaeef5
commit 86f42f1
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diff --git a/src/cpp/transport/tcp/TCPServerLinux.cpp b/src/cpp/transport/tcp/TCPServerLinux.cpp
@@ -78,6 +78,17 @@ bool TCPv4Agent::init()
 
     if (-1 != listener_poll_.fd)
     {
+        /* Set reuse port. */
+        int reuse = 1;
+        if (-1 == setsockopt(listener_poll_.fd, SOL_SOCKET, SO_REUSEADDR, &reuse, sizeof(reuse)))
+        {
+            UXR_AGENT_LOG_ERROR(
+                UXR_DECORATE_RED("socket opt error"),
+                "Port: {}",
+                listener_poll_.fd);
+            return false;
+        }
+
         /* IP and Port setup. */
         struct sockaddr_in address;
         address.sin_family = AF_INET;

diff --git a/src/cpp/transport/tcp/TCPServerWindows.cpp b/src/cpp/transport/tcp/TCPServerWindows.cpp
@@ -68,6 +68,17 @@ bool TCPv4Agent::init()
 
     if (INVALID_SOCKET != listener_poll_.fd)
     {
+        /* Set reuse port. */
+        int reuse = 1;
+        if (-1 == setsockopt(listener_poll_.fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&reuse, sizeof(reuse)))
+        {
+            UXR_AGENT_LOG_ERROR(
+                UXR_DECORATE_RED("socket opt error"),
+                "Port: {}",
+                listener_poll_.fd);
+            return false;
+        }
+
         /* IP and Port setup. */
         struct sockaddr_in address;
         address.sin_family = AF_INET;