int Dir_serve_file(Dir *dir, Request *req, Connection *conn)
{
FileRecord *file = NULL;
bstring resp = NULL;
bstring path = Request_path(req);
bstring pattern = req->pattern;
int rc = 0;
int is_get = biseq(req->request_method, &HTTP_GET);
int is_head = is_get ? 0 : biseq(req->request_method, &HTTP_HEAD);
check(path, "Request had not path. That's weird.");
req->response_size = 0;
if(!(is_get || is_head)) {
req->status_code = 405;
rc = Response_send_status(conn, &HTTP_405);
check_debug(rc == blength(&HTTP_405), "Failed to send 405 to client.");
return -1;
} else {
file = Dir_resolve_file(dir, pattern, path);
resp = Dir_calculate_response(req, file);
if(resp) {
rc = Response_send_status(conn, resp);
check_debug(rc == blength(resp), "Failed to send error response on file serving.");
} else if(is_get) {
rc = Dir_stream_file(file, conn);
req->response_size = rc;
check_debug(rc == file->sb.st_size, "Didn't send all of the file, sent %d of %s.", rc, bdata(path));
} else if(is_head) {
rc = Dir_send_header(file, conn);
check_debug(rc, "Failed to write header to socket.");
} else {
sentinel("How the hell did you get to here. Tell Zed.");
}
FileRecord_release(file);
return 0;
}
sentinel("Invalid code branch, Tell Zed you have magic.");
error:
FileRecord_release(file);
return -1;
}
int connection_proxy_failed(Connection *conn)
{
Response_send_status(conn, &HTTP_502);
return CLOSE;
}
int connection_http_to_handler(Connection *conn)
{
int content_len = Request_content_length(conn->req);
int rc = 0;
char *body = NULL;
Handler *handler = Request_get_action(conn->req, handler);
error_unless(handler, conn, 404, "No action for request: %s", bdata(Request_path(conn->req)));
bstring expects = Request_get(conn->req, &HTTP_EXPECT);
if (expects != NULL) {
if (biseqcstr(expects, "100-continue")) {
Response_send_status(conn, &HTTP_100);
} else {
Response_send_status(conn, &HTTP_417);
log_info("Client requested unsupported expectation: %s.", bdata(expects));
goto error;
}
}
// we don't need the header anymore, so commit the buffer and deal with the body
check(IOBuf_read_commit(conn->iob, Request_header_length(conn->req)) != -1, "Finaly commit failed streaming the connection to http handlers.");
if(is_websocket(conn)) {
bstring wsKey = Request_get(conn->req, &WS_SEC_WS_KEY);
bstring response= websocket_challenge(wsKey);
conn->handler = handler;
//Response_send_status(conn,response);
bdestroy(conn->req->request_method);
conn->req->request_method=bfromcstr("WEBSOCKET_HANDSHAKE");
Connection_send_to_handler(conn, handler, bdata(response), blength(response));
bdestroy(response);
bdestroy(conn->req->request_method);
conn->req->request_method=bfromcstr("WEBSOCKET");
return REQ_SENT;
}
if(content_len == 0) {
body = "";
rc = Connection_send_to_handler(conn, handler, body, content_len);
check_debug(rc == 0, "Failed to deliver to the handler.");
} else if(content_len > MAX_CONTENT_LENGTH) {
rc = Upload_file(conn, handler, content_len);
check(rc == 0, "Failed to upload file.");
} else {
debug("READ ALL CALLED with content_len: %d, and MAX_CONTENT_LENGTH: %d", content_len, MAX_CONTENT_LENGTH);
body = IOBuf_read_all(conn->iob, content_len, CLIENT_READ_RETRIES);
check(body != NULL, "Client closed the connection during upload.");
rc = Connection_send_to_handler(conn, handler, body, content_len);
check_debug(rc == 0, "Failed to deliver to the handler.");
}
Log_request(conn, 200, content_len);
return REQ_SENT;
error:
return CLOSE;
}
