frontend: Implemented the CONNECTION_QUERY command.

[sysdb.git] / src / frontend / connection.c

diff --git a/src/frontend/connection.c b/src/frontend/connection.c
index 636396a2434c1edca22edfdb9b3b2103036499cc..72041ff723633fab6a932d6cd408ef4665f95b49 100644 (file)
--- a/src/frontend/connection.c
+++ b/src/frontend/connection.c
@@ -184,13 +184,49 @@ command_handle(sdb_conn_t *conn)
                        status = sdb_fe_session_start(conn);
                        break;
 
+               case CONNECTION_QUERY:
+               {
+                       sdb_llist_t *parsetree;
+                       sdb_conn_node_t *node = NULL;
+
+                       parsetree = sdb_fe_parse(sdb_strbuf_string(conn->buf),
+                                       (int)conn->cmd_len);
+                       if (! parsetree) {
+                               sdb_log(SDB_LOG_ERR, "frontend: Failed to parse query '%s'",
+                                               sdb_strbuf_string(conn->buf));
+                               status = -1;
+                               break;
+                       }
+
+                       switch (sdb_llist_len(parsetree)) {
+                               case 0:
+                                       /* skipping empty command */
+                                       break;
+                               case 1:
+                                       node = SDB_CONN_NODE(sdb_llist_get(parsetree, 0));
+                                       break;
+
+                               default:
+                                       sdb_log(SDB_LOG_WARNING, "frontend: Ignoring %d command%s "
+                                                       "in multi-statement query '%s'",
+                                                       sdb_llist_len(parsetree) - 1,
+                                                       sdb_llist_len(parsetree) == 2 ? "" : "s",
+                                                       sdb_strbuf_string(conn->buf));
+                                       node = SDB_CONN_NODE(sdb_llist_get(parsetree, 0));
+                       }
+
+                       if (node)
+                               status = sdb_fe_exec(conn, node);
+               }
+
                case CONNECTION_LIST:
                        status = sdb_fe_list(conn);
                        break;
 
                default:
                {
-                       sdb_log(SDB_LOG_WARNING, "frontend: Ignoring invalid command");
+                       sdb_log(SDB_LOG_WARNING, "frontend: Ignoring invalid command %#x",
+                                       conn->cmd);
                        sdb_strbuf_sprintf(conn->errbuf, "Invalid command %#x", conn->cmd);
                        status = -1;
                        break;