/*
@details
-# If the user specified an address and port
-# disconnect the current listen port
-# initialize listen port to new address and port
-# else print message of current port number of listen device
*/
int Trick::JSONVariableServer::restart() {
int ret ;
if ( user_port_requested ) {
char hname[80];
static struct sockaddr_in s_in;
gethostname(hname, (size_t) 80);
// Test to see if the restart address is on this machine. If it is not, it's not an error, clear source address
if ( strcmp( source_address.c_str(), hname )) {
if (! inet_pton(AF_INET, source_address.c_str(), (struct in_addr *)&s_in.sin_addr.s_addr) ) {
//printf("clearing source_address\n") ;
source_address.clear() ;
}
}
printf("JSON variable server restart user_port requested set %d\n", port) ;
tc_disconnect(&listen_dev) ;
ret = tc_init_with_connection_info(&listen_dev, AF_INET, SOCK_STREAM, source_address.c_str(), port) ;
if (ret != TC_SUCCESS) {
message_publish(MSG_ERROR, "ERROR: Could not establish listen port %d for JSON Variable Server. Aborting.\n", port);
return (-1);
}
} else {
struct sockaddr_in s_in;
int s_in_size = sizeof(s_in) ;
getsockname( listen_dev.socket , (struct sockaddr *)&s_in, (socklen_t *)&s_in_size) ;
printf("restart JSON variable server message port = %d\n" , ntohs(s_in.sin_port)) ;
port = listen_dev.port = ntohs(s_in.sin_port);
}
return 0 ;
}
int Trick::VariableServerThread::create_udp_socket(const char * address, unsigned short in_port) {
listen_dev = &connection ;
tc_init_with_connection_info(&connection, AF_INET, SOCK_DGRAM, address, in_port) ;
message_publish(MSG_INFO, "Created udp variable server %s:%d\n", listen_dev->hostname, listen_dev->port) ;
tc_blockio( &connection , TC_COMM_NOBLOCKIO ) ;
conn_type = UDP ;
return 0 ;
}
/*
@details
-# If the source address or port number does not match the current listen device
-# disconnect current listen device
-# initialize listen device with new source address and port
*/
int Trick::JSONVariableServer::check_and_move_listen_device() {
int ret ;
if ( source_address.compare(listen_dev.hostname) or port != listen_dev.port ) {
/* The user has requested a different source address or port in the input file */
tc_disconnect(&listen_dev) ;
ret = tc_init_with_connection_info(&listen_dev, AF_INET, SOCK_STREAM, source_address.c_str(), port) ;
if (ret != TC_SUCCESS) {
message_publish(MSG_ERROR, "ERROR: Could not establish variable server source_address %s: port %d. Aborting.\n",
source_address.c_str(), port);
return -1 ;
}
}
return 0 ;
}
/*
@details
-# If the user specified an address and port
-# disconnect the current listen port
-# initialize listen port to new address and port
-# else print message of current port number of listen device
*/
int Trick::JSONVariableServer::restart() {
int ret ;
if ( user_port_requested ) {
printf("user_port_requested set %d", port) ;
tc_disconnect(&listen_dev) ;
ret = tc_init_with_connection_info(&listen_dev, AF_INET, SOCK_STREAM, source_address.c_str(), port) ;
if (ret != TC_SUCCESS) {
message_publish(MSG_ERROR, "ERROR: Could not establish listen port %d for Variable Server. Aborting.\n", port);
return (-1);
}
} else {
struct sockaddr_in s_in;
int s_in_size = sizeof(s_in) ;
getsockname( listen_dev.socket , (struct sockaddr *)&s_in, (socklen_t *)&s_in_size) ;
printf("restart JSON variable server message port = %d\n" , ntohs(s_in.sin_port)) ;
port = listen_dev.port = ntohs(s_in.sin_port);
}
return 0 ;
}
