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-rw-r--r--src/network/socket_handler.cpp19
-rw-r--r--src/network/socket_handler.hpp3
2 files changed, 13 insertions, 9 deletions
diff --git a/src/network/socket_handler.cpp b/src/network/socket_handler.cpp
index 67adacd..ea674d1 100644
--- a/src/network/socket_handler.cpp
+++ b/src/network/socket_handler.cpp
@@ -23,7 +23,7 @@ SocketHandler::SocketHandler():
throw std::runtime_error("Could not create socket");
}
-bool SocketHandler::connect(const std::string& address, const std::string& port)
+std::pair<bool, std::string> SocketHandler::connect(const std::string& address, const std::string& port)
{
log_info("Trying to connect to " << address << ":" << port);
struct addrinfo hints;
@@ -35,15 +35,18 @@ bool SocketHandler::connect(const std::string& address, const std::string& port)
struct addrinfo* addr_res;
const int res = ::getaddrinfo(address.c_str(), port.c_str(), &hints, &addr_res);
- // Make sure the alloced structure is always freed at the end of the
- // function
- utils::ScopeGuard sg([&addr_res](){ freeaddrinfo(addr_res); });
if (res != 0)
{
- perror("getaddrinfo");
- throw std::runtime_error("getaddrinfo failed");
+ log_warning(std::string("getaddrinfo failed: ") + gai_strerror(res));
+ this->close();
+ return std::make_pair(false, gai_strerror(res));
}
+
+ // Make sure the alloced structure is always freed at the end of the
+ // function
+ utils::ScopeGuard sg([&addr_res](){ freeaddrinfo(addr_res); });
+
for (struct addrinfo* rp = addr_res; rp; rp = rp->ai_next)
{
if (::connect(this->socket, rp->ai_addr, rp->ai_addrlen) == 0)
@@ -51,14 +54,14 @@ bool SocketHandler::connect(const std::string& address, const std::string& port)
log_info("Connection success.");
this->connected = true;
this->on_connected();
- return true;
+ return std::make_pair(true, "");
}
log_info("Connection failed:");
perror("connect");
}
log_error("All connection attempts failed.");
this->close();
- return false;
+ return std::make_pair(false, "");
}
void SocketHandler::set_poller(Poller* poller)
diff --git a/src/network/socket_handler.hpp b/src/network/socket_handler.hpp
index ec63ea7..c27d44c 100644
--- a/src/network/socket_handler.hpp
+++ b/src/network/socket_handler.hpp
@@ -2,6 +2,7 @@
# define SOCKET_HANDLER_INCLUDED
#include <string>
+#include <utility>
typedef int socket_t;
@@ -21,7 +22,7 @@ public:
/**
* Connect to the remote server, and call on_connected() if this succeeds
*/
- bool connect(const std::string& address, const std::string& port);
+ std::pair<bool, std::string> connect(const std::string& address, const std::string& port);
/**
* Set the pointer to the given Poller, to communicate with it.
*/