void cockpit_channel_response_open (CockpitWebService *service, GHashTable *in_headers, CockpitWebResponse *response, JsonObject *open) { CockpitTransport *transport; WebSocketDataType data_type; GHashTable *headers; const gchar *content_type; const gchar *content_disposition; /* Parse the external */ if (!cockpit_web_service_parse_external (open, &content_type, &content_disposition, NULL)) { cockpit_web_response_error (response, 400, NULL, "Bad channel request"); return; } transport = cockpit_web_service_ensure_transport (service, open); if (!transport) { cockpit_web_response_error (response, 502, NULL, "Failed to open channel transport"); return; } headers = cockpit_web_server_new_table (); if (content_disposition) g_hash_table_insert (headers, g_strdup ("Content-Disposition"), g_strdup (content_disposition)); if (!json_object_has_member (open, "binary")) json_object_set_string_member (open, "binary", "raw"); if (!content_type) { if (!cockpit_web_service_parse_binary (open, &data_type)) g_return_if_reached (); if (data_type == WEB_SOCKET_DATA_TEXT) content_type = "text/plain"; else content_type = "application/octet-stream"; } g_hash_table_insert (headers, g_strdup ("Content-Type"), g_strdup (content_type)); /* We shouldn't need to send this part further */ json_object_remove_member (open, "external"); cockpit_channel_response_create (service, response, transport, NULL, headers, open); g_hash_table_unref (headers); }
void cockpit_channel_socket_open (CockpitWebService *service, JsonObject *open, const gchar *original_path, const gchar *path, GIOStream *io_stream, GHashTable *headers, GByteArray *input_buffer) { CockpitChannelSocket *chock = NULL; WebSocketDataType data_type; CockpitTransport *transport; gchar **protocols = NULL; if (!cockpit_web_service_parse_external (open, NULL, NULL, &protocols) || !cockpit_web_service_parse_binary (open, &data_type)) { respond_with_error (original_path, path, io_stream, headers, 400, "Bad channel request"); goto out; } transport = cockpit_web_service_ensure_transport (service, open); if (!transport) { respond_with_error (original_path, path, io_stream, headers, 502, "Failed to open channel transport"); goto out; } chock = g_new0 (CockpitChannelSocket, 1); chock->channel = cockpit_web_service_unique_channel (service); chock->open = json_object_ref (open); chock->data_type = data_type; json_object_set_string_member (open, "command", "open"); json_object_set_string_member (open, "channel", chock->channel); chock->socket = cockpit_web_service_create_socket ((const gchar **)protocols, original_path, io_stream, headers, input_buffer); chock->socket_open = g_signal_connect (chock->socket, "open", G_CALLBACK (on_socket_open), chock); chock->socket_message = g_signal_connect (chock->socket, "message", G_CALLBACK (on_socket_message), chock); chock->socket_close = g_signal_connect (chock->socket, "close", G_CALLBACK (on_socket_close), chock); chock->transport = g_object_ref (transport); chock->transport_recv = g_signal_connect (chock->transport, "recv", G_CALLBACK (on_transport_recv), chock); chock->transport_control = g_signal_connect (chock->transport, "control", G_CALLBACK (on_transport_control), chock); chock->transport_closed = g_signal_connect (chock->transport, "closed", G_CALLBACK (on_transport_closed), chock); out: g_free (protocols); }
void cockpit_channel_response_serve (CockpitWebService *service, GHashTable *in_headers, CockpitWebResponse *response, const gchar *where, const gchar *path) { CockpitChannelResponse *chesp = NULL; CockpitTransport *transport = NULL; CockpitCacheType cache_type = COCKPIT_WEB_RESPONSE_CACHE_PRIVATE; const gchar *host = NULL; const gchar *pragma; gchar *quoted_etag = NULL; GHashTable *out_headers = NULL; gchar *val = NULL; gboolean handled = FALSE; GHashTableIter iter; const gchar *checksum; JsonObject *object = NULL; JsonObject *heads; gchar *channel = NULL; gchar *language = NULL; gpointer key; gpointer value; g_return_if_fail (COCKPIT_IS_WEB_SERVICE (service)); g_return_if_fail (in_headers != NULL); g_return_if_fail (COCKPIT_IS_WEB_RESPONSE (response)); g_return_if_fail (path != NULL); if (where == NULL) { host = "localhost"; } else if (where[0] == '@') { host = where + 1; } else if (where[0] == '$') { quoted_etag = g_strdup_printf ("\"%s\"", where); cache_type = COCKPIT_WEB_RESPONSE_CACHE_FOREVER; pragma = g_hash_table_lookup (in_headers, "Pragma"); if ((!pragma || !strstr (pragma, "no-cache")) && (g_strcmp0 (g_hash_table_lookup (in_headers, "If-None-Match"), where) == 0 || g_strcmp0 (g_hash_table_lookup (in_headers, "If-None-Match"), quoted_etag) == 0)) { cockpit_web_response_headers (response, 304, "Not Modified", 0, "ETag", quoted_etag, NULL); cockpit_web_response_complete (response); handled = TRUE; goto out; } transport = cockpit_web_service_find_transport (service, where + 1); if (!transport) goto out; host = cockpit_web_service_get_host (service, transport); if (!host) { g_warn_if_reached (); goto out; } } else { goto out; } cockpit_web_response_set_cache_type (response, cache_type); object = cockpit_transport_build_json ("command", "open", "payload", "http-stream1", "internal", "packages", "method", "GET", "host", host, "path", path, "binary", "raw", NULL); if (!transport) { transport = cockpit_web_service_ensure_transport (service, object); if (!transport) goto out; } if (where) { /* * Maybe send back a redirect to the checksum url. We only do this if actually * accessing a file, and not a some sort of data like '/checksum', or a root path * like '/' */ if (where[0] == '@' && strchr (path, '.')) { checksum = cockpit_web_service_get_checksum (service, transport); if (checksum) { handled = redirect_to_checksum_path (service, response, checksum, path); goto out; } } } out_headers = cockpit_web_server_new_table (); channel = cockpit_web_service_unique_channel (service); json_object_set_string_member (object, "channel", channel); if (quoted_etag) { /* * If we have a checksum, then use it as an ETag. It is intentional that * a cockpit-bridge version could (in the future) override this. */ g_hash_table_insert (out_headers, g_strdup ("ETag"), quoted_etag); quoted_etag = NULL; } heads = json_object_new (); g_hash_table_iter_init (&iter, in_headers); while (g_hash_table_iter_next (&iter, &key, &value)) { val = NULL; if (g_ascii_strcasecmp (key, "Host") == 0 || g_ascii_strcasecmp (key, "Cookie") == 0 || g_ascii_strcasecmp (key, "Referer") == 0 || g_ascii_strcasecmp (key, "Connection") == 0 || g_ascii_strcasecmp (key, "Pragma") == 0 || g_ascii_strcasecmp (key, "Cache-Control") == 0 || g_ascii_strcasecmp (key, "User-Agent") == 0 || g_ascii_strcasecmp (key, "Accept-Charset") == 0 || g_ascii_strcasecmp (key, "Accept-Ranges") == 0 || g_ascii_strcasecmp (key, "Content-Length") == 0 || g_ascii_strcasecmp (key, "Content-MD5") == 0 || g_ascii_strcasecmp (key, "Content-Range") == 0 || g_ascii_strcasecmp (key, "Range") == 0 || g_ascii_strcasecmp (key, "TE") == 0 || g_ascii_strcasecmp (key, "Trailer") == 0 || g_ascii_strcasecmp (key, "Upgrade") == 0 || g_ascii_strcasecmp (key, "Transfer-Encoding") == 0) continue; json_object_set_string_member (heads, key, value); g_free (val); } /* Parse the language out of the CockpitLang cookie */ language = cockpit_web_server_parse_cookie (in_headers, "CockpitLang"); if (language) json_object_set_string_member (heads, "Accept-Language", language); json_object_set_string_member (heads, "Host", host); json_object_set_object_member (object, "headers", heads); chesp = cockpit_channel_response_create (service, response, transport, cockpit_web_response_get_path (response), out_headers, object); if (!where) chesp->inject = cockpit_channel_inject_new (service, path); handled = TRUE; out: g_free (language); if (object) json_object_unref (object); g_free (quoted_etag); if (out_headers) g_hash_table_unref (out_headers); g_free (channel); if (!handled) cockpit_web_response_error (response, 404, NULL, NULL); }