#define VCL_SESS_ATTR_TEST(ATTR, VAL) \
((ATTR) & (1 << (VAL)) ? 1 : 0)
+typedef struct vcl_shared_session_
+{
+ u32 ss_index;
+ u32 *workers;
+} vcl_shared_session_t;
+
typedef struct
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
svm_msg_q_t *our_evt_q;
u64 options[16];
vcl_session_msg_t *accept_evts_fifo;
+ u32 shared_index;
#if VCL_ELOG
elog_track_t elog_track;
#endif
/* Session pool */
vcl_session_t *sessions;
+ /** Worker/thread index in current process */
u32 wrk_index;
+ /** Worker index in vpp*/
+ u32 vpp_wrk_index;
+
+ /** API client handle */
+ u32 my_client_index;
+
+ /** State of the connection, shared between msg RX thread and main thread */
+ volatile app_state_t wrk_state;
+
+ /** VPP binary api input queue */
+ svm_queue_t *vl_input_queue;
+
/** Message queues epoll fd. Initialized only if using mqs with eventfds */
int mqs_epfd;
/** Used also as a thread stop key buffer */
pthread_t thread_id;
+
+ /** Current pid, may be different from main_pid if forked child */
+ pid_t current_pid;
+
+ u32 forked_child;
+
} vcl_worker_t;
typedef struct vppcom_main_t_
u32 debug;
pthread_t main_cpu;
- /** VPP binary api input queue */
- svm_queue_t *vl_input_queue;
+ /** Main process pid */
+ pid_t main_pid;
- /** API client handle */
- u32 my_client_index;
+ /** App's index in vpp. It's used by vpp to identify the app */
+ u32 app_index;
/** State of the connection, shared between msg RX thread and main thread */
volatile app_state_t app_state;
+ u8 *app_name;
+
/** VCL configuration */
vppcom_cfg_t cfg;
- /** Flag indicating that a new segment is being mounted */
- volatile u32 mounting_segment;
+ volatile u32 forking;
/** Workers */
vcl_worker_t *workers;
/** Lock to protect worker registrations */
clib_spinlock_t workers_lock;
+ /** Pool of shared sessions */
+ vcl_shared_session_t *shared_sessions;
+
+ /** Lock to protect segment hash table */
+ clib_rwlock_t segment_table_lock;
+
+ /** Mapped segments table */
+ uword *segment_table;
+
+ svm_fifo_segment_main_t segment_main;
+
#ifdef VCL_ELOG
/* VPP Event-logger */
elog_main_t elog_main;
extern vppcom_main_t *vcm;
#define VCL_INVALID_SESSION_INDEX ((u32)~0)
+#define VCL_INVALID_SEGMENT_INDEX ((u32)~0)
+#define VCL_INVALID_SEGMENT_HANDLE ((u64)~0)
static inline vcl_session_t *
vcl_session_alloc (vcl_worker_t * wrk)
pool_get (wrk->sessions, s);
memset (s, 0, sizeof (*s));
s->session_index = s - wrk->sessions;
+ s->shared_index = ~0;
return s;
}
int vcl_mq_epoll_del_evfd (vcl_worker_t * wrk, u32 mqc_index);
vcl_worker_t *vcl_worker_alloc_and_init (void);
+void vcl_worker_cleanup (vcl_worker_t * wrk, u8 notify_vpp);
+int vcl_worker_register_with_vpp (void);
+int vcl_worker_set_bapi (void);
+void vcl_worker_share_sessions (vcl_worker_t * parent_wrk);
+int vcl_worker_unshare_session (vcl_worker_t * wrk, vcl_session_t * s);
+int vcl_session_get_refcnt (vcl_session_t * s);
+
+void vcl_segment_table_add (u64 segment_handle, u32 svm_segment_index);
+u32 vcl_segment_table_lookup (u64 segment_handle);
+void vcl_segment_table_del (u64 segment_handle);
static inline vcl_worker_t *
vcl_worker_get (u32 wrk_index)
return pool_elt_at_index (vcm->workers, wrk_index);
}
+static inline vcl_worker_t *
+vcl_worker_get_if_valid (u32 wrk_index)
+{
+ if (pool_is_free_index (vcm->workers, wrk_index))
+ return 0;
+ return pool_elt_at_index (vcm->workers, wrk_index);
+}
+
static inline vcl_worker_t *
vcl_worker_get_current (void)
{
void vppcom_api_hookup (void);
void vppcom_send_accept_session_reply (u64 vpp_handle, u32 context, int rv);
void vcl_send_app_worker_add_del (u8 is_add);
+void vcl_send_child_worker_del (vcl_worker_t * wrk);
u32 vcl_max_nsid_len (void);