#include "timer.h"
#include "version.h"
#include "util.h"
+#include "sharedmemory.h"
/* globals */
bool_t shutdown_server;
const int on = 1;
int nofServerSocks = 4;
+/* Check which IP versions are supported by the system. */
+void checkIPversions()
+{
+ int testsocket = -1;
+
+ testsocket = socket(PF_INET, SOCK_STREAM, 0);
+ hasv4 = (errno == EAFNOSUPPORT || errno == EPROTONOSUPPORT) ? false : true;
+ if (!(testsocket < 0)) close(testsocket);
+
+ testsocket = socket(PF_INET6, SOCK_STREAM, 0);
+ hasv6 = (errno == EAFNOSUPPORT || errno == EPROTONOSUPPORT) ? false : true;
+ if (!(testsocket < 0)) close(testsocket);
+
+ if(!hasv4)
+ {
+ Log_info("IPv4 is not supported by this system");
+ nofServerSocks -= 2;
+ }
+
+ if(!hasv6)
+ {
+ Log_info("IPv6 is not supported by this system");
+ nofServerSocks -= 2;
+ }
+ if(nofServerSocks == 0)
+ {
+ Log_fatal("Neither IPv4 nor IPv6 are supported by this system");
+ }
+}
+
/* Initialize the address structures for IPv4 and IPv6 */
struct sockaddr_storage** Server_setupAddressesAndPorts()
{
struct sockaddr_storage** addresses = calloc(2, sizeof(void*));
+ if(!addresses)
+ Log_fatal("Not enough memory to allocate addresses");
struct sockaddr_storage* v4address = calloc(1, sizeof(struct sockaddr_storage));
+ if(!v4address)
+ Log_fatal("Not enough memory to allocate IPv4 address");
v4address->ss_family = AF_INET;
+
struct sockaddr_storage* v6address = calloc(1, sizeof(struct sockaddr_storage));
+ if(!v6address)
+ Log_fatal("Not enough memory to allocate IPv6 address");
v6address->ss_family = AF_INET6;
#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__APPLE__)
: bindaddr, &(((struct sockaddr_in*)v4address)->sin_addr));
if (error == 0)
Log_fatal("Invalid IPv4 address supplied!");
- else if (error == -1) {
+ else if (error == -1)
Log_warn("Could not allocate IPv4 address");
- hasv4 = false;
- nofServerSocks -= 2;
- }
error = inet_pton(AF_INET6, (!bindaddr6) ? ((getStrConf(BINDADDR6)) ? getStrConf(BINDADDR6) : "::")
: bindaddr6, &(((struct sockaddr_in6*)v6address)->sin6_addr));
if (error == 0)
Log_fatal("Invalid IPv6 address supplied!");
- else if (error == -1) {
+ else if (error == -1)
Log_warn("Could not allocate IPv6 address");
- hasv6 = false;
- nofServerSocks -= 2;
- }
-
- if (!hasv4 && !hasv6)
- Log_fatal("Could not allocate IPv4 nor IPv6 address!");
((struct sockaddr_in*)v4address)->sin_port = htons((bindport) ? bindport : getIntConf(BINDPORT));
((struct sockaddr_in6*)v6address)->sin6_port = htons((bindport6) ? bindport6 : getIntConf(BINDPORT6));
struct sockaddr_storage remote;
int i;
+#ifdef USE_SHAREDMEMORY_API
+ Sharedmemory_alivetick();
+#endif
+
for(i = 0; i < nofServerSocks; i++) {
pollfds[i].revents = 0;
}
/* Check for new connection */
for (i = 0; i < nofServerSocks / 2; i++) {
if (pollfds[i].revents) {
- static int tcpfd;
- static uint32_t addrlen = sizeof(struct sockaddr_storage);
+ int tcpfd;
+ uint32_t addrlen = sizeof(struct sockaddr_storage);
tcpfd = accept(pollfds[i].fd, (struct sockaddr *)&remote, &addrlen);
fcntl(tcpfd, F_SETFL, O_NONBLOCK);
setsockopt(tcpfd, IPPROTO_TCP, TCP_NODELAY, (char *) &on, sizeof(int));
- Log_debug("Connection from %s port %d\n", Util_addressToString(&remote), Util_addressToPort(&remote));
+ char *addressString = Util_addressToString(&remote);
+ Log_debug("Connection from %s port %d\n", addressString, Util_addressToPort(&remote));
+ free(addressString);
if (Client_add(tcpfd, &remote) < 0)
close(tcpfd);
}
if (pollfds[nofServerSocks + i].revents & POLLOUT)
Client_write_fd(pollfds[nofServerSocks + i].fd);
}
+#ifdef USE_SHAREDMEMORY_API
+ Sharedmemory_update();
+#endif
}
}
Log_fatal("socket IPv4");
if (setsockopt(sockets[0], SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) != 0)
Log_fatal("setsockopt IPv4: %s", strerror(errno));
- if (bind(sockets[0], (struct sockaddr *)addresses[0], sizeof (struct sockaddr_in)) < 0)
- Log_fatal("bind %s %d: %s", Util_addressToString(addresses[0]), Util_addressToPort(addresses[0]), strerror(errno));
+ if (bind(sockets[0], (struct sockaddr *)addresses[0], sizeof (struct sockaddr_in)) < 0) {
+ char *addressString = Util_addressToString(addresses[0]);
+ Log_fatal("bind %s %d: %s", addressString, Util_addressToPort(addresses[0]), strerror(errno));
+ free(addressString);
+ }
if (listen(sockets[0], 3) < 0)
Log_fatal("listen IPv4");
fcntl(sockets[0], F_SETFL, O_NONBLOCK);
/* IPv6 socket setup */
sockets[1] = socket(PF_INET6, SOCK_STREAM, 0);
if (sockets[1] < 0)
- Log_fatal("socket IPv6");
+ Log_fatal("socket IPv6: %s", strerror(errno));
if (setsockopt(sockets[1], SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) != 0)
Log_fatal("setsockopt IPv6: %s", strerror(errno));
if (setsockopt(sockets[1], IPPROTO_IPV6, IPV6_V6ONLY, &yes, sizeof(int)) != 0)
Log_fatal("setsockopt IPv6: %s", strerror(errno));
- if (bind(sockets[1], (struct sockaddr *)addresses[1], sizeof (struct sockaddr_in6)) < 0)
- Log_fatal("bind %s %d: %s", Util_addressToString(addresses[1]), Util_addressToPort(addresses[1]), strerror(errno));
+ if (bind(sockets[1], (struct sockaddr *)addresses[1], sizeof (struct sockaddr_in6)) < 0) {
+ char *addressString = Util_addressToString(addresses[1]);
+ Log_fatal("bind %s %d: %s", addressString, Util_addressToPort(addresses[1]), strerror(errno));
+ free(addressString);
+ }
if (listen(sockets[1], 3) < 0)
Log_fatal("listen IPv6");
fcntl(sockets[1], F_SETFL, O_NONBLOCK);
if (hasv4) {
sockets[0] = socket(PF_INET, SOCK_DGRAM, 0);
- if (bind(sockets[0], (struct sockaddr *) addresses[0], sizeof (struct sockaddr_in)) < 0)
- Log_fatal("bind %s %d: %s", Util_addressToString(addresses[0]), Util_addressToPort(addresses[0]), strerror(errno));
+ if (bind(sockets[0], (struct sockaddr *) addresses[0], sizeof (struct sockaddr_in)) < 0) {
+ char *addressString = Util_addressToString(addresses[0]);
+ Log_fatal("bind %s %d: %s", addressString, Util_addressToPort(addresses[0]), strerror(errno));
+ free(addressString);
+ }
val = 0xe0;
if (setsockopt(sockets[0], IPPROTO_IP, IP_TOS, &val, sizeof(val)) < 0)
Log_warn("Server: Failed to set TOS for UDP Socket");
sockets[1] = socket(PF_INET6, SOCK_DGRAM, 0);
if (setsockopt(sockets[1], IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(int)) != 0)
Log_fatal("setsockopt IPv6: %s", strerror(errno));
- if (bind(sockets[1], (struct sockaddr *) addresses[1], sizeof (struct sockaddr_in6)) < 0)
- Log_fatal("bind %s %d: %s", Util_addressToString(addresses[1]), Util_addressToPort(addresses[1]), strerror(errno));
+ if (bind(sockets[1], (struct sockaddr *) addresses[1], sizeof (struct sockaddr_in6)) < 0) {
+ char *addressString = Util_addressToString(addresses[1]);
+ Log_fatal("bind %s %d: %s", addressString, Util_addressToPort(addresses[1]), strerror(errno));
+ free(addressString);
+ }
val = 0xe0;
if (setsockopt(sockets[1], IPPROTO_IPV6, IPV6_TCLASS, &val, sizeof(val)) < 0)
Log_warn("Server: Failed to set TOS for UDP Socket");
{
struct pollfd *pollfds;
- /* Figure out bind address and port */
- struct sockaddr_storage** addresses = Server_setupAddressesAndPorts();
+ checkIPversions();
/* max clients + server sokets + client connecting that will be disconnected */
if ((pollfds = calloc((getIntConf(MAX_CLIENTS) + nofServerSocks + 1) , sizeof(struct pollfd))) == NULL)
Log_fatal("out of memory");
+ /* Figure out bind address and port */
+ struct sockaddr_storage** addresses = Server_setupAddressesAndPorts();
+
/* Prepare TCP sockets */
Server_setupTCPSockets(addresses, pollfds);
projects / umurmur.git / blobdiff