static struct ltt_session_list ltt_session_list = {
.head = CDS_LIST_HEAD_INIT(ltt_session_list.head),
.lock = PTHREAD_MUTEX_INITIALIZER,
static struct ltt_session_list ltt_session_list = {
.head = CDS_LIST_HEAD_INIT(ltt_session_list.head),
.lock = PTHREAD_MUTEX_INITIALIZER,
static unsigned int add_session_list(struct ltt_session *ls)
{
cds_list_add(&ls->list, <t_session_list.head);
static unsigned int add_session_list(struct ltt_session *ls)
{
cds_list_add(&ls->list, <t_session_list.head);
}
DBG("Destroying session %s", session->name);
del_session_list(session);
pthread_mutex_destroy(&session->lock);
}
DBG("Destroying session %s", session->name);
del_session_list(session);
pthread_mutex_destroy(&session->lock);
goto error_malloc;
}
/* Define session name */
if (name != NULL) {
if (snprintf(new_session->name, NAME_MAX, "%s", name) < 0) {
goto error_malloc;
}
/* Define session name */
if (name != NULL) {
if (snprintf(new_session->name, NAME_MAX, "%s", name) < 0) {
goto error;
}
/* Define session system path */
if (path != NULL) {
if (snprintf(new_session->path, PATH_MAX, "%s", path) < 0) {
goto error;
}
/* Define session system path */
if (path != NULL) {
if (snprintf(new_session->path, PATH_MAX, "%s", path) < 0) {
if (strlen(new_session->path) > 0) {
ret = run_as_mkdir_recursive(new_session->path, S_IRWXU | S_IRWXG,
new_session->uid, new_session->gid);
if (ret < 0) {
if (ret != -EEXIST) {
ERR("Trace directory creation error");
if (strlen(new_session->path) > 0) {
ret = run_as_mkdir_recursive(new_session->path, S_IRWXU | S_IRWXG,
new_session->uid, new_session->gid);
if (ret < 0) {
if (ret != -EEXIST) {
ERR("Trace directory creation error");
- DBG("Tracing session %s created in %s with ID %u by UID %d GID %d",
- name, path, new_session->id,
- new_session->uid, new_session->gid);
+ /*
+ * Consumer is let to NULL since the create_session_uri command will set it
+ * up and, if valid, assign it to the session.
+ */
+ DBG("Tracing session %s created in %s with ID %u by UID %d GID %d", name,
+ path, new_session->id, new_session->uid, new_session->gid);
+
+ return LTTNG_OK;
+
+/*
+ * Check if the UID or GID match the session. Root user has access to all
+ * sessions.
+ */
+int session_access_ok(struct ltt_session *session, uid_t uid, gid_t gid)
+{
+ assert(session);
+
+ if (uid != session->uid && gid != session->gid && uid != 0) {
+ return 0;
+ } else {
+ return 1;
+ }
+}