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Launch agent management thread using lttng_thread
[lttng-tools.git]
/
src
/
bin
/
lttng-sessiond
/
session.h
diff --git
a/src/bin/lttng-sessiond/session.h
b/src/bin/lttng-sessiond/session.h
index b1ca2504e6d86b722fef2bc0c4c3b7ae048e7872..ec03029205163cd5e230337850fed5a88edcad63 100644
(file)
--- a/
src/bin/lttng-sessiond/session.h
+++ b/
src/bin/lttng-sessiond/session.h
@@
-47,6
+47,11
@@
struct ltt_session_list {
* iterate or/and do any actions on that list.
*/
pthread_mutex_t lock;
* iterate or/and do any actions on that list.
*/
pthread_mutex_t lock;
+ /*
+ * This condition variable is signaled on every removal from
+ * the session list.
+ */
+ pthread_cond_t removal_cond;
/*
* Session unique ID generator. The session list lock MUST be
/*
* Session unique ID generator. The session list lock MUST be
@@
-67,6
+72,7
@@
struct ltt_session {
char hostname[HOST_NAME_MAX]; /* Local hostname. */
struct ltt_kernel_session *kernel_session;
struct ltt_ust_session *ust_session;
char hostname[HOST_NAME_MAX]; /* Local hostname. */
struct ltt_kernel_session *kernel_session;
struct ltt_ust_session *ust_session;
+ struct urcu_ref ref;
/*
* Protect any read/write on this session data structure. This lock must be
* acquired *before* using any public functions declared below. Use
/*
* Protect any read/write on this session data structure. This lock must be
* acquired *before* using any public functions declared below. Use
@@
-75,6
+81,8
@@
struct ltt_session {
pthread_mutex_t lock;
struct cds_list_head list;
uint64_t id; /* session unique identifier */
pthread_mutex_t lock;
struct cds_list_head list;
uint64_t id; /* session unique identifier */
+ /* Indicates if a destroy command has been applied to this session. */
+ bool destroyed;
/* UID/GID of the user owning the session */
uid_t uid;
gid_t gid;
/* UID/GID of the user owning the session */
uid_t uid;
gid_t gid;
@@
-205,7
+213,6
@@
struct ltt_session {
/* Prototypes */
int session_create(char *name, uid_t uid, gid_t gid);
/* Prototypes */
int session_create(char *name, uid_t uid, gid_t gid);
-int session_destroy(struct ltt_session *session);
void session_lock(struct ltt_session *session);
void session_lock_list(void);
void session_lock(struct ltt_session *session);
void session_lock_list(void);
@@
-213,6
+220,11
@@
int session_trylock_list(void);
void session_unlock(struct ltt_session *session);
void session_unlock_list(void);
void session_unlock(struct ltt_session *session);
void session_unlock_list(void);
+void session_destroy(struct ltt_session *session);
+
+bool session_get(struct ltt_session *session);
+void session_put(struct ltt_session *session);
+
enum consumer_dst_type session_get_consumer_destination_type(
const struct ltt_session *session);
const char *session_get_net_consumer_hostname(
enum consumer_dst_type session_get_consumer_destination_type(
const struct ltt_session *session);
const char *session_get_net_consumer_hostname(
@@
-225,7
+237,9
@@
struct lttng_trace_archive_location *session_get_trace_archive_location(
struct ltt_session *session_find_by_name(const char *name);
struct ltt_session *session_find_by_id(uint64_t id);
struct ltt_session *session_find_by_name(const char *name);
struct ltt_session *session_find_by_id(uint64_t id);
+
struct ltt_session_list *session_get_list(void);
struct ltt_session_list *session_get_list(void);
+void session_list_wait_empty(void);
int session_access_ok(struct ltt_session *session, uid_t uid, gid_t gid);
int session_access_ok(struct ltt_session *session, uid_t uid, gid_t gid);
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