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Better support for Round Robin DNS, related https://github.com/fireice-uk/xmr-stak-cpu/pull/220

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This commit is contained in:
XMRig 2017-07-17 23:35:36 +03:00
parent 66d3e96a1a
commit 986aee4297
2 changed files with 24 additions and 3 deletions
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24
src/net/Client.cpp
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@ -277,7 +277,7 @@ void Client::connect(struct sockaddr *addr)
uv_tcp_keepalive(m_socket, 1, 60);
# endif
uv_tcp_connect(req, m_socket, (const sockaddr*) addr, Client::onConnect);
uv_tcp_connect(req, m_socket, reinterpret_cast<const sockaddr*>(addr), Client::onConnect);
}
@ -545,8 +545,26 @@ void Client::onResolved(uv_getaddrinfo_t *req, int status, struct addrinfo *res)
return client->reconnect();;
}
uv_ip4_name(reinterpret_cast<sockaddr_in*>(res->ai_addr), client->m_ip, 16);
addrinfo *ptr = res;
std::vector<addrinfo*> ipv4;
client->connect(res->ai_addr);
while (ptr != nullptr) {
if (ptr->ai_family == AF_INET) {
ipv4.push_back(ptr);
}
ptr = ptr->ai_next;
}
if (ipv4.empty()) {
LOG_ERR("[%s:%u] DNS error: \"No IPv4 records found\"", client->m_url.host(), client->m_url.port());
return client->reconnect();
}
ptr = ipv4[rand() % ipv4.size()];
uv_ip4_name(reinterpret_cast<sockaddr_in*>(ptr->ai_addr), client->m_ip, 16);
client->connect(ptr->ai_addr);
uv_freeaddrinfo(res);
}

3
src/net/Network.cpp
View file

@ -22,6 +22,7 @@
*/
#include <ctime>
#include <memory>
@ -43,6 +44,8 @@ Network::Network(const Options *options) :
m_accepted(0),
m_rejected(0)
{
std::srand(std::time(0) ^ (uintptr_t) this);
Workers::setListener(this);
m_agent = userAgent();