cli/babeltrace-cfg.h

   1 #ifndef CLI_BABELTRACE_CFG_H
   2 #define CLI_BABELTRACE_CFG_H
   3
   4 /*
   5  * Babeltrace trace converter - CLI tool's configuration
   6  *
   7  * Copyright 2016-2017 Philippe Proulx <pproulx@efficios.com>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a copy
  10  * of this software and associated documentation files (the "Software"), to deal
  11  * in the Software without restriction, including without limitation the rights
  12  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13  * copies of the Software, and to permit persons to whom the Software is
  14  * furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included in
  17  * all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27
  28 #include <stdlib.h>
  29 #include <stdint.h>
  30 #include <stdbool.h>
  31 #include <babeltrace/values.h>
  32 #include <babeltrace/ref.h>
  33 #include <babeltrace/object-internal.h>
  34 #include <babeltrace/compiler-internal.h>
  35 #include <babeltrace/graph/component-class.h>
  36 #include <glib.h>
  37
  38 enum bt_config_command {
  39         BT_CONFIG_COMMAND_RUN,
  40         BT_CONFIG_COMMAND_PRINT_CTF_METADATA,
  41         BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS,
  42         BT_CONFIG_COMMAND_LIST_PLUGINS,
  43         BT_CONFIG_COMMAND_HELP,
  44         BT_CONFIG_COMMAND_QUERY,
  45 };
  46
  47 struct bt_config_component {
  48         struct bt_object base;
  49         enum bt_component_class_type type;
  50         GString *plugin_name;
  51         GString *comp_cls_name;
  52         struct bt_value *params;
  53         GString *instance_name;
  54 };
  55
  56 struct bt_config_connection {
  57         GString *upstream_comp_name;
  58         GString *downstream_comp_name;
  59         GString *upstream_port_glob;
  60         GString *downstream_port_glob;
  61         GString *arg;
  62 };
  63
  64 struct bt_config {
  65         struct bt_object base;
  66         bool debug;
  67         bool verbose;
  68         struct bt_value *plugin_paths;
  69         bool omit_system_plugin_path;
  70         bool omit_home_plugin_path;
  71         bool command_needs_plugins;
  72         const char *command_name;
  73         char log_level;
  74         enum bt_config_command command;
  75         union {
  76                 /* BT_CONFIG_COMMAND_RUN */
  77                 struct {
  78                         /* Array of pointers to struct bt_config_component */
  79                         GPtrArray *sources;
  80
  81                         /* Array of pointers to struct bt_config_component */
  82                         GPtrArray *filters;
  83
  84                         /* Array of pointers to struct bt_config_component */
  85                         GPtrArray *sinks;
  86
  87                         /* Array of pointers to struct bt_config_connection */
  88                         GPtrArray *connections;
  89
  90                         /*
  91                          * Number of microseconds to sleep when we need
  92                          * to retry to run the graph.
  93                          */
  94                         uint64_t retry_duration_us;
  95                 } run;
  96
  97                 /* BT_CONFIG_COMMAND_HELP */
  98                 struct {
  99                         struct bt_config_component *cfg_component;
 100                 } help;
 101
 102                 /* BT_CONFIG_COMMAND_QUERY */
 103                 struct {
 104                         GString *object;
 105                         struct bt_config_component *cfg_component;
 106                 } query;
 107
 108                 /* BT_CONFIG_COMMAND_PRINT_CTF_METADATA */
 109                 struct {
 110                         GString *path;
 111                 } print_ctf_metadata;
 112
 113                 /* BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS */
 114                 struct {
 115                         GString *url;
 116                 } print_lttng_live_sessions;
 117         } cmd_data;
 118 };
 119
 120 static inline
 121 struct bt_config_component *bt_config_get_component(GPtrArray *array,
 122                 size_t index)
 123 {
 124         return bt_get(g_ptr_array_index(array, index));
 125 }
 126
 127 enum bt_value_status bt_config_append_plugin_paths(
 128                 struct bt_value *plugin_paths, const char *arg);
 129
 130 void bt_config_connection_destroy(struct bt_config_connection *connection);
 131
 132 #endif /* CLI_BABELTRACE_CFG_H */