/**
* Reads the thread specific userdata to figure out what
* we need to handle. Things that purely effect the network
* stack should be handled here, but otherwise we should defer
* to the connection handlers.
*/
static void invoke_event_handler(ev_io *watcher, int ready_events) {
// Get the user data
worker_ev_userdata *data = ev_userdata();
// Read in the data, and close on issues
conn_info *conn = watcher->data;
if (read_client_data(conn)) {
close_client_connection(conn);
return;
}
// Invoke the connection handler, and close connection on error
statsite_conn_handler handle = {data->netconf->config, watcher->data};
if (handle_client_connect(&handle))
close_client_connection(conn);
}
/*
* Invoked when client read data is ready.
* We just read all the available data,
* append it to the buffers, and then invoke the
* connection handlers.
*/
static void invoke_event_handler(ev_loop *lp, ev_io *watcher, int ready_events) {
// Get the user data
worker_ev_userdata *data = ev_userdata(lp);
// Read in the data, and close on issues
conn_info *conn = watcher->data;
if (read_client_data(conn)) {
close_client_connection(conn);
return;
}
// Prepare to invoke the handler
bloom_conn_handler handle;
handle.config = data->netconf->config;
handle.mgr = data->netconf->mgr;
handle.conn = conn;
// Reschedule the watcher, unless it's non-active now
if (handle_client_connect(&handle) || !conn->active)
close_client_connection(conn);
}
static void wait_for_all_answers(void) {
int retval;
struct timeval tv;
int fd;
int chassis, geoslot;
tv.tv_sec = 2;
tv.tv_usec = 0;
while (1) {
int flag = 0;
fd_set working_set;
for (fd = 0; fd <= max_fs; fd++) { /* scan the list of descriptors we may be listening to */
if (FD_ISSET(fd, &readfds)) flag = 1; /* and see if there are any still set */
}
if (flag == 0) return; /* we are done, when they are all gone */
memcpy(&working_set, &readfds, sizeof(readfds)); /* otherwise, we still have to listen for more stuff, till we timeout */
retval = select(max_fs + 1, &working_set, NULL, NULL, &tv);
if (retval == -1) { /* an error occured !!!!! */
return;
} else if (retval == 0) { /* timeout occured, so process what we've got sofar and return */
printf("timeout\n");
return;
} else {
for (fd = 0; fd <= max_fs; fd++) { /* scan the list of things to do, and do them */
if (FD_ISSET(fd, &working_set)) {
if (read_client_data(fd) == 0) { /* if the socket has closed */
FD_CLR(fd, &readfds); /* and descriptors we listen to for errors */
find_unit_by_fd(fd, &chassis, &geoslot, NULL);
close_with_IOP(chassis, geoslot, FIND); /* and close out connection to him */
}
}
}
}
}
}