static void
init_last_stage( void *user_data, size_t n_entries, const topology_port_status *s ) {
assert( user_data != NULL );
routing_switch *routing_switch = user_data;
// Initialize outbound ports
init_outbound_ports( &routing_switch->switches, n_entries, s );
// Initialize aging FDB
init_age_fdb( routing_switch->fdb );
// Finally, set asynchronous event handlers
// (0) Set features_request_reply handler
set_features_reply_handler( receive_features_reply, routing_switch );
// (1) Set switch_ready handler
set_switch_ready_handler( handle_switch_ready, routing_switch );
// (2) Set port status update callback
add_callback_port_status_updated( port_status_updated, routing_switch );
// (3) Set packet-in handler
set_packet_in_handler( handle_packet_in, routing_switch );
}
int
main( int argc, char *argv[] ) {
init_trema( &argc, &argv );
set_packet_in_handler( handle_packet_in, NULL );
set_switch_ready_handler( handle_switch_ready, NULL );
start_trema();
return 0;
}
static bool
start_switch_management( void ) {
init_openflow_application_interface( get_trema_name() );
set_switch_ready_handler( handle_switch_ready, NULL );
set_switch_disconnected_handler( handle_switch_disconnected, NULL );
return true;
}
bool
start_topology_management( void ) {
init_openflow_application_interface( get_trema_name() );
set_switch_ready_handler( handle_switch_ready, NULL );
set_switch_disconnected_handler( switch_disconnected, NULL );
set_features_reply_handler( switch_features_reply, NULL );
set_port_status_handler( port_status, NULL );
return true;
}
int
main( int argc, char *argv[] ) {
init_trema( &argc, &argv );
set_switch_ready_handler( send_features_request, NULL );
set_features_reply_handler( handle_features_reply, NULL );
start_trema();
return 0;
}
int
main( int argc, char *argv[] ) {
init_trema( &argc, &argv );
hash_table *switch_db = create_hash( compare_datapath_id, hash_datapath_id );
add_periodic_event_callback( AGING_INTERVAL, update_all_switches, switch_db );
set_switch_ready_handler( handle_switch_ready, switch_db );
set_switch_disconnected_handler( handle_switch_disconnected, switch_db );
set_packet_in_handler( handle_packet_in, switch_db );
start_trema();
return 0;
}
int
main( int argc, char *argv[] ) {
init_trema( &argc, &argv );
hash_table *forwarding_db = create_hash( compare_forwarding_entry, hash_forwarding_entry );
add_periodic_event_callback( AGING_INTERVAL, update_forwarding_db, forwarding_db );
set_packet_in_handler( handle_packet_in, forwarding_db );
set_switch_ready_handler( handle_switch_ready, NULL );
start_trema();
return 0;
}
int
main( int argc, char *argv[] ) {
init_trema( &argc, &argv );
if ( argc < 2 ) {
usage();
return -1;
}
int count = atoi( argv[ 1 ] );
set_switch_ready_handler( send_echo_requests, &count );
start_trema();
return 0;
}
/*
* Starts this controller. Usually you do not need to invoke
* explicitly, because this is called implicitly by "trema run"
* command.
*/
static VALUE
controller_run( VALUE self ) {
setenv( "TREMA_HOME", STR2CSTR( rb_funcall( mTrema, rb_intern( "home" ), 0 ) ), 1 );
VALUE name = rb_funcall( self, rb_intern( "name" ), 0 );
rb_gv_set( "$PROGRAM_NAME", name );
int argc = 3;
char **argv = xmalloc( sizeof( char * ) * ( uint32_t ) ( argc + 1 ) );
argv[ 0 ] = STR2CSTR( name );
argv[ 1 ] = ( char * ) ( uintptr_t ) "--name";
argv[ 2 ] = STR2CSTR( name );
argv[ 3 ] = NULL;
init_trema( &argc, &argv );
xfree( argv );
set_switch_ready_handler( handle_switch_ready, ( void * ) self );
set_features_reply_handler( handle_features_reply, ( void * ) self );
set_packet_in_handler( handle_packet_in, ( void * ) self );
set_flow_removed_handler( handle_flow_removed, ( void * ) self );
set_switch_disconnected_handler( handle_switch_disconnected, ( void * ) self );
set_port_status_handler( handle_port_status, ( void * ) self );
set_stats_reply_handler( handle_stats_reply, ( void * ) self );
set_error_handler( handle_openflow_error, ( void * ) self );
set_get_config_reply_handler( handle_get_config_reply, ( void * ) self );
set_barrier_reply_handler( handle_barrier_reply, ( void * ) self );
set_vendor_handler( handle_vendor, ( void * ) self );
set_queue_get_config_reply_handler( handle_queue_get_config_reply, ( void * ) self );
set_list_switches_reply_handler( handle_list_switches_reply );
struct itimerspec interval;
interval.it_interval.tv_sec = 1;
interval.it_interval.tv_nsec = 0;
interval.it_value.tv_sec = 0;
interval.it_value.tv_nsec = 0;
add_timer_event_callback( &interval, handle_timer_event, ( void * ) self );
if ( rb_respond_to( self, rb_intern( "start" ) ) == Qtrue ) {
rb_funcall( self, rb_intern( "start" ), 0 );
}
rb_funcall( self, rb_intern( "start_trema" ), 0 );
return self;
}
