Refactor: lttng-ctl: follow terminology of the tracker documentation
[lttng-tools.git] / src / common / mi-lttng.c
index 5160e0a58b953c6bfad0bb7782e852dad1e0a1cc..71253fcd270f4669be031af6457f95315bff7a47 100644 (file)
@@ -7,13 +7,14 @@
  *
  */
 
+#include "lttng/tracker.h"
 #define _LGPL_SOURCE
+#include "mi-lttng.h"
 #include <common/config/session-config.h>
 #include <common/defaults.h>
-#include <lttng/snapshot-internal.h>
-#include <lttng/tracker-internal.h>
+#include <common/tracker.h>
 #include <lttng/channel.h>
-#include "mi-lttng.h"
+#include <lttng/snapshot-internal.h>
 
 #include <assert.h>
 
@@ -1528,39 +1529,52 @@ end:
 LTTNG_HIDDEN
 int mi_lttng_trackers_open(struct mi_writer *writer)
 {
-       return mi_lttng_writer_open_element(writer, config_element_trackers);
+       return mi_lttng_writer_open_element(
+                       writer, config_element_process_attr_trackers);
 }
 
-static int get_tracker_elements(enum lttng_tracker_type tracker_type,
-               const char **element_id_tracker,
-               const char **element_target_id)
+static int get_tracker_elements(enum lttng_process_attr process_attr,
+               const char **element_process_attr_tracker,
+               const char **element_process_attr_value)
 {
        int ret = 0;
 
-       switch (tracker_type) {
-       case LTTNG_TRACKER_PID:
-               *element_id_tracker = config_element_pid_tracker;
-               *element_target_id = config_element_target_pid;
+       switch (process_attr) {
+       case LTTNG_PROCESS_ATTR_PROCESS_ID:
+               *element_process_attr_tracker =
+                               config_element_process_attr_tracker_pid;
+               *element_process_attr_value =
+                               config_element_process_attr_pid_value;
                break;
-       case LTTNG_TRACKER_VPID:
-               *element_id_tracker = config_element_vpid_tracker;
-               *element_target_id = config_element_target_vpid;
+       case LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID:
+               *element_process_attr_tracker =
+                               config_element_process_attr_tracker_vpid;
+               *element_process_attr_value =
+                               config_element_process_attr_vpid_value;
                break;
-       case LTTNG_TRACKER_UID:
-               *element_id_tracker = config_element_uid_tracker;
-               *element_target_id = config_element_target_uid;
+       case LTTNG_PROCESS_ATTR_USER_ID:
+               *element_process_attr_tracker =
+                               config_element_process_attr_tracker_uid;
+               *element_process_attr_value =
+                               config_element_process_attr_uid_value;
                break;
-       case LTTNG_TRACKER_VUID:
-               *element_id_tracker = config_element_vuid_tracker;
-               *element_target_id = config_element_target_vuid;
+       case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID:
+               *element_process_attr_tracker =
+                               config_element_process_attr_tracker_vuid;
+               *element_process_attr_value =
+                               config_element_process_attr_vuid_value;
                break;
-       case LTTNG_TRACKER_GID:
-               *element_id_tracker = config_element_gid_tracker;
-               *element_target_id = config_element_target_gid;
+       case LTTNG_PROCESS_ATTR_GROUP_ID:
+               *element_process_attr_tracker =
+                               config_element_process_attr_tracker_gid;
+               *element_process_attr_value =
+                               config_element_process_attr_gid_value;
                break;
-       case LTTNG_TRACKER_VGID:
-               *element_id_tracker = config_element_vgid_tracker;
-               *element_target_id = config_element_target_vgid;
+       case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID:
+               *element_process_attr_tracker =
+                               config_element_process_attr_tracker_vgid;
+               *element_process_attr_value =
+                               config_element_process_attr_vgid_value;
                break;
        default:
                ret = LTTNG_ERR_SAVE_IO_FAIL;
@@ -1569,26 +1583,26 @@ static int get_tracker_elements(enum lttng_tracker_type tracker_type,
 }
 
 LTTNG_HIDDEN
-int mi_lttng_id_tracker_open(
-               struct mi_writer *writer, enum lttng_tracker_type tracker_type)
+int mi_lttng_process_attribute_tracker_open(
+               struct mi_writer *writer, enum lttng_process_attr process_attr)
 {
        int ret;
-       const char *element_id_tracker, *element_target_id;
+       const char *element_tracker, *element_value;
 
        ret = get_tracker_elements(
-                       tracker_type, &element_id_tracker, &element_target_id);
+                       process_attr, &element_tracker, &element_value);
        if (ret) {
                return ret;
        }
 
-       /* Open element $id_tracker */
-       ret = mi_lttng_writer_open_element(writer, element_id_tracker);
+       /* Open process attribute tracker element */
+       ret = mi_lttng_writer_open_element(writer, element_tracker);
        if (ret) {
                goto end;
        }
 
-       /* Open targets element */
-       ret = mi_lttng_targets_open(writer);
+       /* Open values element */
+       ret = mi_lttng_process_attr_values_open(writer);
 end:
        return ret;
 }
@@ -1643,104 +1657,137 @@ end:
 }
 
 LTTNG_HIDDEN
-int mi_lttng_targets_open(struct mi_writer *writer)
+int mi_lttng_process_attr_values_open(struct mi_writer *writer)
 {
-       return mi_lttng_writer_open_element(writer,
-                       config_element_targets);
+       return mi_lttng_writer_open_element(
+                       writer, config_element_process_attr_values);
 }
 
 LTTNG_HIDDEN
-int mi_lttng_id_target(struct mi_writer *writer,
-               enum lttng_tracker_type tracker_type,
-               const struct lttng_tracker_id *id,
-               int is_open)
+int mi_lttng_all_process_attribute_value(struct mi_writer *writer,
+               enum lttng_process_attr process_attr,
+               bool is_open)
 {
        int ret;
        const char *element_id_tracker, *element_target_id;
-       enum lttng_tracker_id_status status;
-       int value;
-       const char *string;
 
        ret = get_tracker_elements(
-                       tracker_type, &element_id_tracker, &element_target_id);
+                       process_attr, &element_id_tracker, &element_target_id);
        if (ret) {
                return ret;
        }
 
-       switch (lttng_tracker_id_get_type(id)) {
-       case LTTNG_ID_ALL:
-               ret = mi_lttng_writer_open_element(writer, element_target_id);
-               if (ret) {
-                       goto end;
-               }
-               ret = mi_lttng_writer_open_element(writer, config_element_type);
-               if (ret) {
-                       goto end;
-               }
-               ret = mi_lttng_writer_write_element_bool(
-                               writer, config_element_all, 1);
-               if (ret) {
-                       goto end;
-               }
-               ret = mi_lttng_writer_close_element(writer);
-               if (ret) {
-                       goto end;
-               }
-               break;
-       case LTTNG_ID_VALUE:
-               ret = mi_lttng_writer_open_element(writer, element_target_id);
-               if (ret) {
-                       goto end;
-               }
-               ret = mi_lttng_writer_open_element(writer, config_element_type);
-               if (ret) {
-                       goto end;
-               }
+       ret = mi_lttng_writer_open_element(writer, element_target_id);
+       if (ret) {
+               goto end;
+       }
 
-               status = lttng_tracker_id_get_value(id, &value);
-               if (status != LTTNG_TRACKER_ID_STATUS_OK) {
-                       ret = -1;
-                       goto end;
-               }
+       ret = mi_lttng_writer_open_element(writer, config_element_type);
+       if (ret) {
+               goto end;
+       }
 
-               ret = mi_lttng_writer_write_element_signed_int(
-                               writer, config_element_id, value);
-               if (ret) {
-                       goto end;
-               }
+       ret = mi_lttng_writer_write_element_bool(writer, config_element_all, 1);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_close_element(writer);
+       if (ret) {
+               goto end;
+       }
+
+       if (!is_open) {
                ret = mi_lttng_writer_close_element(writer);
                if (ret) {
                        goto end;
                }
-               break;
-       case LTTNG_ID_STRING:
-               ret = mi_lttng_writer_open_element(writer, element_target_id);
-               if (ret) {
-                       goto end;
-               }
-               ret = mi_lttng_writer_open_element(writer, config_element_type);
-               if (ret) {
-                       goto end;
-               }
+       }
+end:
+       return ret;
+}
 
-               status = lttng_tracker_id_get_string(id, &string);
-               if (status != LTTNG_TRACKER_ID_STATUS_OK) {
-                       ret = -1;
-                       goto end;
-               }
+LTTNG_HIDDEN
+int mi_lttng_integral_process_attribute_value(struct mi_writer *writer,
+               enum lttng_process_attr process_attr,
+               int64_t value,
+               bool is_open)
+{
+       int ret;
+       const char *element_id_tracker, *element_target_id;
 
-               ret = mi_lttng_writer_write_element_string(
-                               writer, config_element_name, string);
-               if (ret) {
-                       goto end;
-               }
+       ret = get_tracker_elements(
+                       process_attr, &element_id_tracker, &element_target_id);
+       if (ret) {
+               return ret;
+       }
+
+       ret = mi_lttng_writer_open_element(writer, element_target_id);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_open_element(writer, config_element_type);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_write_element_signed_int(
+                       writer, config_element_process_attr_id, value);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_close_element(writer);
+       if (ret) {
+               goto end;
+       }
+
+       if (!is_open) {
                ret = mi_lttng_writer_close_element(writer);
                if (ret) {
                        goto end;
                }
-               break;
-       case LTTNG_ID_UNKNOWN:
-               ret = -LTTNG_ERR_INVALID;
+       }
+
+end:
+       return ret;
+}
+
+LTTNG_HIDDEN
+int mi_lttng_string_process_attribute_value(struct mi_writer *writer,
+               enum lttng_process_attr process_attr,
+               const char *value,
+               bool is_open)
+
+{
+       int ret;
+       const char *element_id_tracker, *element_target_id;
+
+       ret = get_tracker_elements(
+                       process_attr, &element_id_tracker, &element_target_id);
+       if (ret) {
+               return ret;
+       }
+
+       ret = mi_lttng_writer_open_element(writer, element_target_id);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_open_element(writer, config_element_type);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_write_element_string(
+                       writer, config_element_name, value);
+       if (ret) {
+               goto end;
+       }
+
+       ret = mi_lttng_writer_close_element(writer);
+       if (ret) {
                goto end;
        }
 
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