pn_connection_t *pn_reactor_connection(pn_reactor_t *reactor, pn_handler_t *handler) {
assert(reactor);
pn_connection_t *connection = pn_connection();
pn_record_t *record = pn_connection_attachments(connection);
pn_record_set_handler(record, handler);
pn_connection_collect(connection, pn_reactor_collector(reactor));
pn_list_add(pn_reactor_children(reactor), connection);
pni_record_init_reactor(record, reactor);
pn_decref(connection);
return connection;
}
pn_selectable_t *pn_reactor_selectable_transport(pn_reactor_t *reactor, pn_socket_t sock, pn_transport_t *transport) {
pn_selectable_t *sel = pn_reactor_selectable(reactor);
pn_selectable_set_fd(sel, sock);
pn_selectable_on_readable(sel, pni_connection_readable);
pn_selectable_on_writable(sel, pni_connection_writable);
pn_selectable_on_error(sel, pni_connection_error);
pn_selectable_on_expired(sel, pni_connection_expired);
pn_selectable_on_finalize(sel, pni_connection_finalize);
pn_record_t *record = pn_selectable_attachments(sel);
pn_record_def(record, PN_TRANCTX, PN_OBJECT);
pn_record_set(record, PN_TRANCTX, transport);
pn_record_t *tr = pn_transport_attachments(transport);
pn_record_def(tr, PN_TRANCTX, PN_WEAKREF);
pn_record_set(tr, PN_TRANCTX, sel);
pni_record_init_reactor(tr, reactor);
pni_connection_update(sel);
pn_reactor_update(reactor, sel);
return sel;
}
void pni_handle_bound(pn_reactor_t *reactor, pn_event_t *event) {
assert(reactor);
assert(event);
pn_connection_t *conn = pn_event_connection(event);
pn_transport_t *transport = pn_event_transport(event);
pn_record_t *record = pn_connection_attachments(conn);
pn_url_t *url = (pn_url_t *)pn_record_get(record, PNI_CONN_PEER_ADDRESS);
const char *host = NULL;
const char *port = "5672";
pn_string_t *str = NULL;
// link the new transport to its reactor:
pni_record_init_reactor(pn_transport_attachments(transport), reactor);
if (pn_connection_acceptor(conn) != NULL) {
// this connection was created by the acceptor. There is already a
// socket assigned to this connection. Nothing needs to be done.
return;
}
if (url) {
host = pn_url_get_host(url);
const char *uport = pn_url_get_port(url);
if (uport) {
port = uport;
} else {
const char *scheme = pn_url_get_scheme(url);
if (scheme && strcmp(scheme, "amqps") == 0) {
port = "5671";
}
}
if (!pn_connection_get_user(conn)) {
// user did not manually set auth info
const char *user = pn_url_get_username(url);
if (user) pn_connection_set_user(conn, user);
const char *passwd = pn_url_get_password(url);
if (passwd) pn_connection_set_password(conn, passwd);
}
} else {
// for backward compatibility, see if the connection's hostname can be
// used for the remote address. See JIRA PROTON-1133
const char *hostname = pn_connection_get_hostname(conn);
if (hostname) {
str = pn_string(hostname);
char *h = pn_string_buffer(str);
// see if a port has been included in the hostname. This is not
// allowed by the spec, but the old reactor interface allowed it.
char *colon = strrchr(h, ':');
if (colon) {
*colon = '\0';
port = colon + 1;
}
host = h;
}
}
if (!host) {
// error: no address configured
pn_condition_t *cond = pn_transport_condition(transport);
pn_condition_set_name(cond, "proton:io");
pn_condition_set_description(cond, "Connection failed: no address configured");
pn_transport_close_tail(transport);
pn_transport_close_head(transport);
} else {
pn_socket_t sock = pn_connect(pni_reactor_io(reactor), host, port);
// invalid sockets are ignored by poll, so we need to do this manually
if (sock == PN_INVALID_SOCKET) {
pn_condition_t *cond = pn_transport_condition(transport);
pn_condition_set_name(cond, "proton:io");
pn_condition_set_description(cond, pn_error_text(pn_reactor_error(reactor)));
pn_transport_close_tail(transport);
pn_transport_close_head(transport);
} else {
pn_reactor_selectable_transport(reactor, sock, transport);
}
}
pn_free(str);
}
