/*
- * Copyright (C) 2013 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright (C) 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License, version 2 only, as
- * published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
*
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 51
- * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include "lttng/tracker.h"
#define _LGPL_SOURCE
#include <assert.h>
#include <ctype.h>
xmlSchemaValidCtxtPtr schema_validation_ctx;
};
-const char * const config_element_all = "all";
+LTTNG_HIDDEN const char * const config_element_all = "all";
const char * const config_str_yes = "yes";
const char * const config_str_true = "true";
const char * const config_str_on = "on";
const char * const config_element_data_uri = "data_uri";
const char * const config_element_max_size = "max_size";
const char * const config_element_pid = "pid";
-const char * const config_element_id = "id";
const char * const config_element_pids = "pids";
const char * const config_element_shared_memory_path = "shared_memory_path";
-const char * const config_element_pid_tracker = "pid_tracker";
-const char * const config_element_vpid_tracker = "vpid_tracker";
-const char * const config_element_uid_tracker = "uid_tracker";
-const char * const config_element_vuid_tracker = "vuid_tracker";
-const char * const config_element_gid_tracker = "gid_tracker";
-const char * const config_element_vgid_tracker = "vgid_tracker";
-const char * const config_element_trackers = "trackers";
-const char * const config_element_targets = "targets";
-const char * const config_element_target_type = "target_type";
-const char * const config_element_target_pid = "pid_target";
-const char * const config_element_target_vpid = "vpid_target";
-const char * const config_element_target_uid = "uid_target";
-const char * const config_element_target_vuid = "vuid_target";
-const char * const config_element_target_gid = "gid_target";
-const char * const config_element_target_vgid = "vgid_target";
-const char * const config_element_tracker_type = "tracker_type";
+
+LTTNG_HIDDEN const char * const config_element_process_attr_id = "id";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_pid = "pid_process_attr_tracker";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_vpid = "vpid_process_attr_tracker";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_uid = "uid_process_attr_tracker";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_vuid = "vuid_process_attr_tracker";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_gid = "gid_process_attr_tracker";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_vgid = "vgid_process_attr_tracker";
+LTTNG_HIDDEN const char * const config_element_process_attr_trackers = "process_attr_trackers";
+LTTNG_HIDDEN const char * const config_element_process_attr_values = "process_attr_values";
+LTTNG_HIDDEN const char * const config_element_process_attr_value_type = "process_attr_value_type";
+LTTNG_HIDDEN const char * const config_element_process_attr_pid_value = "pid";
+LTTNG_HIDDEN const char * const config_element_process_attr_vpid_value = "vpid";
+LTTNG_HIDDEN const char * const config_element_process_attr_uid_value = "uid";
+LTTNG_HIDDEN const char * const config_element_process_attr_vuid_value = "vuid";
+LTTNG_HIDDEN const char * const config_element_process_attr_gid_value = "gid";
+LTTNG_HIDDEN const char * const config_element_process_attr_vgid_value = "vgid";
+LTTNG_HIDDEN const char * const config_element_process_attr_tracker_type = "process_attr_tracker_type";
LTTNG_HIDDEN const char * const config_element_rotation_schedules = "rotation_schedules";
LTTNG_HIDDEN const char * const config_element_rotation_schedule_periodic = "periodic";
return ret;
}
-static int get_tracker_elements(enum lttng_tracker_type tracker_type,
+static int get_tracker_elements(enum lttng_process_attr process_attr,
const char **element_id_tracker,
- const char **element_target_id,
- const char **element_id,
- const char **element_id_alias,
+ const char **element_value_type,
+ const char **element_value,
+ const char **element_value_alias,
const char **element_name)
{
int ret = 0;
- switch (tracker_type) {
- case LTTNG_TRACKER_PID:
- *element_id_tracker = config_element_pid_tracker;
- *element_target_id = config_element_target_pid;
- *element_id = config_element_id;
- *element_id_alias = config_element_pid;
+ switch (process_attr) {
+ case LTTNG_PROCESS_ATTR_PROCESS_ID:
+ *element_id_tracker = config_element_process_attr_tracker_pid;
+ *element_value_type = config_element_process_attr_pid_value;
+ *element_value = config_element_process_attr_id;
+ *element_value_alias = config_element_process_attr_id;
*element_name = NULL;
break;
- case LTTNG_TRACKER_VPID:
- *element_id_tracker = config_element_vpid_tracker;
- *element_target_id = config_element_target_vpid;
- *element_id = config_element_id;
- *element_id_alias = NULL;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID:
+ *element_id_tracker = config_element_process_attr_tracker_vpid;
+ *element_value_type = config_element_process_attr_vpid_value;
+ *element_value = config_element_process_attr_id;
+ *element_value_alias = NULL;
*element_name = NULL;
break;
- case LTTNG_TRACKER_UID:
- *element_id_tracker = config_element_uid_tracker;
- *element_target_id = config_element_target_uid;
- *element_id = config_element_id;
- *element_id_alias = NULL;
+ case LTTNG_PROCESS_ATTR_USER_ID:
+ *element_id_tracker = config_element_process_attr_tracker_uid;
+ *element_value_type = config_element_process_attr_uid_value;
+ *element_value = config_element_process_attr_id;
+ *element_value_alias = NULL;
*element_name = config_element_name;
break;
- case LTTNG_TRACKER_VUID:
- *element_id_tracker = config_element_vuid_tracker;
- *element_target_id = config_element_target_vuid;
- *element_id = config_element_id;
- *element_id_alias = NULL;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID:
+ *element_id_tracker = config_element_process_attr_tracker_vuid;
+ *element_value_type = config_element_process_attr_vuid_value;
+ *element_value = config_element_process_attr_id;
+ *element_value_alias = NULL;
*element_name = config_element_name;
break;
- case LTTNG_TRACKER_GID:
- *element_id_tracker = config_element_gid_tracker;
- *element_target_id = config_element_target_gid;
- *element_id = config_element_id;
- *element_id_alias = NULL;
+ case LTTNG_PROCESS_ATTR_GROUP_ID:
+ *element_id_tracker = config_element_process_attr_tracker_gid;
+ *element_value_type = config_element_process_attr_gid_value;
+ *element_value = config_element_process_attr_id;
+ *element_value_alias = NULL;
*element_name = config_element_name;
break;
- case LTTNG_TRACKER_VGID:
- *element_id_tracker = config_element_vgid_tracker;
- *element_target_id = config_element_target_vgid;
- *element_id = config_element_id;
- *element_id_alias = NULL;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID:
+ *element_id_tracker = config_element_process_attr_tracker_vgid;
+ *element_value_type = config_element_process_attr_vgid_value;
+ *element_value = config_element_process_attr_id;
+ *element_value_alias = NULL;
*element_name = config_element_name;
break;
default:
static int process_id_tracker_node(xmlNodePtr id_tracker_node,
struct lttng_handle *handle,
- enum lttng_tracker_type tracker_type)
+ enum lttng_process_attr process_attr)
{
- int ret = 0, child;
+ int ret = 0, child_count;
xmlNodePtr targets_node = NULL;
xmlNodePtr node;
const char *element_id_tracker;
const char *element_id;
const char *element_id_alias;
const char *element_name;
- enum lttng_tracker_id_status status;
+ enum lttng_error_code tracker_handle_ret_code;
+ struct lttng_process_attr_tracker_handle *tracker_handle = NULL;
+ enum lttng_process_attr_tracker_handle_status status;
assert(handle);
assert(id_tracker_node);
- ret = get_tracker_elements(tracker_type, &element_id_tracker,
+ tracker_handle_ret_code = lttng_session_get_tracker_handle(
+ handle->session_name, handle->domain.type, process_attr,
+ &tracker_handle);
+ if (tracker_handle_ret_code != LTTNG_OK) {
+ ret = LTTNG_ERR_INVALID;
+ goto end;
+ }
+
+ ret = get_tracker_elements(process_attr, &element_id_tracker,
&element_target_id, &element_id, &element_id_alias,
&element_name);
if (ret) {
- return ret;
+ goto end;
}
/* get the targets node */
for (node = xmlFirstElementChild(id_tracker_node); node;
node = xmlNextElementSibling(node)) {
if (!strcmp((const char *) node->name,
- config_element_targets)) {
+ config_element_process_attr_values)) {
targets_node = node;
break;
}
}
/* Go through all id target node */
- child = xmlChildElementCount(targets_node);
- if (child == 0) {
- struct lttng_tracker_id *tracker_id = NULL;
- tracker_id = lttng_tracker_id_create();
- if (tracker_id == NULL) {
- ret = LTTNG_ERR_NOMEM;
- goto end;
- }
- status = lttng_tracker_id_set_all(tracker_id);
- if (status != LTTNG_TRACKER_ID_STATUS_OK) {
- ret = LTTNG_ERR_INVALID;
- goto end;
- }
-
- /* The session is explicitly set to target nothing. */
- ret = lttng_untrack_id(handle, tracker_type, tracker_id);
- lttng_tracker_id_destroy(tracker_id);
- if (ret) {
- goto end;
- }
+ child_count = xmlChildElementCount(targets_node);
+ status = lttng_process_attr_tracker_handle_set_tracking_policy(
+ tracker_handle,
+ child_count == 0 ? LTTNG_TRACKING_POLICY_EXCLUDE_ALL :
+ LTTNG_TRACKING_POLICY_INCLUDE_SET);
+ if (status != LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_OK) {
+ ret = LTTNG_ERR_UNK;
+ goto end;
}
+
+ /* Add all tracked values. */
for (node = xmlFirstElementChild(targets_node); node;
node = xmlNextElementSibling(node)) {
xmlNodePtr id_target_node = node;
!strcmp((const char *) node->name,
element_id_alias))) {
int64_t id;
- xmlChar *content = NULL;
- struct lttng_tracker_id *tracker_id = NULL;
+ xmlChar *content = xmlNodeGetContent(node);
- content = xmlNodeGetContent(node);
if (!content) {
ret = LTTNG_ERR_LOAD_INVALID_CONFIG;
goto end;
goto end;
}
- tracker_id = lttng_tracker_id_create();
- if (tracker_id == NULL) {
- ret = LTTNG_ERR_NOMEM;
- goto end;
- }
-
- status = lttng_tracker_id_set_value(
- tracker_id, id);
- if (status != LTTNG_TRACKER_ID_STATUS_OK) {
- lttng_tracker_id_destroy(tracker_id);
- ret = LTTNG_ERR_LOAD_INVALID_CONFIG;
- goto end;
- }
-
- ret = lttng_track_id(handle, tracker_type,
- tracker_id);
- lttng_tracker_id_destroy(tracker_id);
- if (ret) {
+ switch (process_attr) {
+ case LTTNG_PROCESS_ATTR_PROCESS_ID:
+ status = lttng_process_attr_process_id_tracker_handle_add_pid(
+ tracker_handle,
+ (pid_t) id);
+ break;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID:
+ status = lttng_process_attr_virtual_process_id_tracker_handle_add_pid(
+ tracker_handle,
+ (pid_t) id);
+ break;
+ case LTTNG_PROCESS_ATTR_USER_ID:
+ status = lttng_process_attr_user_id_tracker_handle_add_uid(
+ tracker_handle,
+ (uid_t) id);
+ break;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID:
+ status = lttng_process_attr_virtual_user_id_tracker_handle_add_uid(
+ tracker_handle,
+ (uid_t) id);
+ break;
+ case LTTNG_PROCESS_ATTR_GROUP_ID:
+ status = lttng_process_attr_group_id_tracker_handle_add_gid(
+ tracker_handle,
+ (gid_t) id);
+ break;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID:
+ status = lttng_process_attr_virtual_group_id_tracker_handle_add_gid(
+ tracker_handle,
+ (gid_t) id);
+ break;
+ default:
+ ret = LTTNG_ERR_INVALID;
goto end;
}
- }
- if (element_name && !strcmp((const char *) node->name,
- element_name)) {
- xmlChar *content = NULL;
- struct lttng_tracker_id *tracker_id = NULL;
+ } else if (element_name &&
+ !strcmp((const char *) node->name,
+ element_name)) {
+ xmlChar *content = xmlNodeGetContent(node);
- content = xmlNodeGetContent(node);
if (!content) {
ret = LTTNG_ERR_LOAD_INVALID_CONFIG;
goto end;
}
- tracker_id = lttng_tracker_id_create();
- if (tracker_id == NULL) {
- ret = LTTNG_ERR_NOMEM;
- goto end;
- }
-
- status = lttng_tracker_id_set_string(tracker_id,
- (const char *) content);
- if (status != LTTNG_TRACKER_ID_STATUS_OK) {
- lttng_tracker_id_destroy(tracker_id);
- ret = LTTNG_ERR_LOAD_INVALID_CONFIG;
+ switch (process_attr) {
+ case LTTNG_PROCESS_ATTR_USER_ID:
+ status = lttng_process_attr_user_id_tracker_handle_add_user_name(
+ tracker_handle,
+ (const char *) content);
+ break;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID:
+ status = lttng_process_attr_virtual_user_id_tracker_handle_add_user_name(
+ tracker_handle,
+ (const char *) content);
+ break;
+ case LTTNG_PROCESS_ATTR_GROUP_ID:
+ status = lttng_process_attr_group_id_tracker_handle_add_group_name(
+ tracker_handle,
+ (const char *) content);
+ break;
+ case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID:
+ status = lttng_process_attr_virtual_group_id_tracker_handle_add_group_name(
+ tracker_handle,
+ (const char *) content);
+ break;
+ default:
+ free(content);
+ ret = LTTNG_ERR_INVALID;
goto end;
}
-
- ret = lttng_track_id(handle, tracker_type,
- tracker_id);
- lttng_tracker_id_destroy(tracker_id);
free(content);
- if (ret) {
- goto end;
- }
+ }
+ switch (status) {
+ case LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_OK:
+ continue;
+ case LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_INVALID:
+ ret = LTTNG_ERR_INVALID;
+ break;
+ case LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_EXISTS:
+ ret = LTTNG_ERR_PROCESS_ATTR_EXISTS;
+ break;
+ case LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_MISSING:
+ ret = LTTNG_ERR_PROCESS_ATTR_MISSING;
+ break;
+ case LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_ERROR:
+ case LTTNG_PROCESS_ATTR_TRACKER_HANDLE_STATUS_COMMUNICATION_ERROR:
+ default:
+ ret = LTTNG_ERR_UNK;
+ goto end;
}
}
node = id_target_node;
}
end:
+ lttng_process_attr_tracker_handle_destroy(tracker_handle);
return ret;
}
for (node = xmlFirstElementChild(domain_node); node;
node = xmlNextElementSibling(node)) {
if (!strcmp((const char *) node->name,
- config_element_trackers)) {
+ config_element_process_attr_trackers)) {
trackers_node = node;
break;
}
for (node = xmlFirstElementChild(trackers_node); node;
node = xmlNextElementSibling(node)) {
if (!strcmp((const char *) node->name,
- config_element_pid_tracker)) {
+ config_element_process_attr_tracker_pid)) {
pid_tracker_node = node;
ret = process_id_tracker_node(pid_tracker_node, handle,
- LTTNG_TRACKER_PID);
+ LTTNG_PROCESS_ATTR_PROCESS_ID);
if (ret) {
goto end;
}
}
if (!strcmp((const char *) node->name,
- config_element_vpid_tracker)) {
+ config_element_process_attr_tracker_vpid)) {
vpid_tracker_node = node;
ret = process_id_tracker_node(vpid_tracker_node, handle,
- LTTNG_TRACKER_VPID);
+ LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID);
if (ret) {
goto end;
}
}
if (!strcmp((const char *) node->name,
- config_element_uid_tracker)) {
+ config_element_process_attr_tracker_uid)) {
uid_tracker_node = node;
ret = process_id_tracker_node(uid_tracker_node, handle,
- LTTNG_TRACKER_UID);
+ LTTNG_PROCESS_ATTR_USER_ID);
if (ret) {
goto end;
}
}
if (!strcmp((const char *) node->name,
- config_element_vuid_tracker)) {
+ config_element_process_attr_tracker_vuid)) {
vuid_tracker_node = node;
ret = process_id_tracker_node(vuid_tracker_node, handle,
- LTTNG_TRACKER_VUID);
+ LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID);
if (ret) {
goto end;
}
}
if (!strcmp((const char *) node->name,
- config_element_gid_tracker)) {
+ config_element_process_attr_tracker_gid)) {
gid_tracker_node = node;
ret = process_id_tracker_node(gid_tracker_node, handle,
- LTTNG_TRACKER_GID);
+ LTTNG_PROCESS_ATTR_GROUP_ID);
if (ret) {
goto end;
}
}
if (!strcmp((const char *) node->name,
- config_element_vgid_tracker)) {
+ config_element_process_attr_tracker_vgid)) {
vgid_tracker_node = node;
ret = process_id_tracker_node(vgid_tracker_node, handle,
- LTTNG_TRACKER_VGID);
+ LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID);
if (ret) {
goto end;
}