int connection_proxy_req_parse(Connection *conn)
{
int rc = 0;
Host *target_host = conn->req->target_host;
Backend *req_action = conn->req->action;
check_debug(!IOBuf_closed(conn->iob), "Client closed, goodbye.");
rc = Connection_read_header(conn, conn->req);
check_debug(rc > 0, "Failed to read another header.");
error_unless(Request_is_http(conn->req), conn, 400,
"Someone tried to change the protocol on us from HTTP.");
Backend *found = Host_match_backend(target_host, Request_path(conn->req), NULL);
error_unless(found, conn, 404,
"Handler not found: %s", bdata(Request_path(conn->req)));
// break out of PROXY if the actions don't match
if(found != req_action) {
Request_set_action(conn->req, found);
return Connection_backend_event(found, conn);
} else {
return HTTP_REQ;
}
error_response(conn, 500, "Invalid code branch, tell Zed.");
error:
return REMOTE_CLOSE;
}
int connection_identify_request(Connection *conn)
{
int next = CLOSE;
if(Request_is_xml(conn->req)) {
if(biseq(Request_path(conn->req), &POLICY_XML_REQUEST)) {
debug("XML POLICY CONNECTION: %s", bdata(Request_path(conn->req)));
conn->type = CONN_TYPE_SOCKET;
taskname("XML");
next = SOCKET_REQ;
} else {
debug("XML MESSAGE");
conn->type = CONN_TYPE_MSG;
taskname("MSG");
next = MSG_REQ;
}
} else if(Request_is_json(conn->req)) {
debug("JSON SOCKET MESSAGE");
conn->type = CONN_TYPE_MSG;
taskname("MSG");
next = MSG_REQ;
} else if(Request_is_websocket(conn->req)) {
debug("WEBSOCKET MESSAGE");
conn->type = CONN_TYPE_SOCKET;
taskname("WS");
next = WS_REQ;
} else if(Request_is_http(conn->req)) {
debug("HTTP MESSAGE");
conn->type = CONN_TYPE_HTTP;
taskname("HTTP");
next = HTTP_REQ;
} else {
error_response(conn, 500, "Invalid code branch, tell Zed.");
}
return next;
error:
return CLOSE;
}
static inline int ident_and_register(Connection *conn, int reg_too)
{
int next = CLOSE;
if(Request_is_xml(conn->req)) {
if(biseq(Request_path(conn->req), &POLICY_XML_REQUEST)) {
debug("XML POLICY CONNECTION");
conn->type = CONN_TYPE_SOCKET;
taskname("XML");
next = SOCKET_REQ;
} else {
debug("XML MESSAGE");
conn->type = CONN_TYPE_MSG;
taskname("MSG");
next = MSG_REQ;
}
} else if(Request_is_json(conn->req)) {
debug("JSON SOCKET MESSAGE");
conn->type = CONN_TYPE_MSG;
taskname("MSG");
next = MSG_REQ;
} else if(Request_is_http(conn->req)) {
debug("HTTP MESSAGE");
conn->type = CONN_TYPE_HTTP;
taskname("HTTP");
next = HTTP_REQ;
} else {
error_response(conn, 500, "Invalid code branch, tell Zed.");
}
if(reg_too) Register_connect(IOBuf_fd(conn->iob), (void*)conn);
return next;
error:
return CLOSE;
}
