#include <vnet/session/application_interface.h>
#include <vcl/vppcom.h>
-#include <vcl/vcl_event.h>
#include <vcl/vcl_debug.h>
#if (CLIB_DEBUG > 0)
STATE_CONNECT = 0x02,
STATE_LISTEN = 0x04,
STATE_ACCEPT = 0x08,
- STATE_CLOSE_ON_EMPTY = 0x10,
+ STATE_VPP_CLOSING = 0x10,
STATE_DISCONNECT = 0x20,
- STATE_FAILED = 0x40
+ STATE_FAILED = 0x40,
+ STATE_UPDATED = 0x80,
} session_state_t;
-#define SERVER_STATE_OPEN (STATE_ACCEPT|STATE_CLOSE_ON_EMPTY)
-#define CLIENT_STATE_OPEN (STATE_CONNECT|STATE_CLOSE_ON_EMPTY)
+#define SERVER_STATE_OPEN (STATE_ACCEPT|STATE_VPP_CLOSING)
+#define CLIENT_STATE_OPEN (STATE_CONNECT|STATE_VPP_CLOSING)
#define STATE_OPEN (SERVER_STATE_OPEN | CLIENT_STATE_OPEN)
typedef struct epoll_event vppcom_epoll_event_t;
ip46_address_t ip46;
} vppcom_ip46_t;
+#define VCL_ACCEPTED_F_CLOSED (1 << 0)
+#define VCL_ACCEPTED_F_RESET (1 << 1)
+
typedef struct vcl_session_msg
{
u32 next;
{
session_accepted_msg_t accepted_msg;
};
+ u32 flags;
} vcl_session_msg_t;
enum
VCL_SESS_ATTR_TCP_NODELAY, // SOL_TCP,TCP_NODELAY
VCL_SESS_ATTR_TCP_KEEPIDLE, // SOL_TCP,TCP_KEEPIDLE
VCL_SESS_ATTR_TCP_KEEPINTVL, // SOL_TCP,TCP_KEEPINTVL
+ VCL_SESS_ATTR_SHUT_RD,
+ VCL_SESS_ATTR_SHUT_WR,
VCL_SESS_ATTR_MAX
} vppcom_session_attr_t;
#define VCL_SESS_ATTR_TEST(ATTR, VAL) \
((ATTR) & (1 << (VAL)) ? 1 : 0)
+typedef struct vcl_shared_session_
+{
+ u32 ss_index;
+ u32 *workers;
+ u32 session_index;
+} vcl_shared_session_t;
+
typedef struct
{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
#define _(type, name) type name;
foreach_app_session_field
#undef _
u32 sm_seg_index;
u32 client_context;
u64 vpp_handle;
+ u32 vpp_thread_index;
/* Socket configuration state */
u8 is_vep;
u8 is_vep_session;
+ u8 has_rx_evt;
u32 attr;
u32 wait_cont_idx;
vppcom_epoll_t vep;
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
typedef struct vppcom_cfg_t_
{
- u64 heapsize;
+ uword heapsize;
u32 max_workers;
u32 vpp_api_q_length;
- u64 segment_baseva;
+ uword segment_baseva;
u32 segment_size;
u32 add_segment_size;
u32 preallocated_fifo_pairs;
/* 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;
/** Vector acting as buffer for mq messages */
svm_msg_q_msg_t *mq_msg_vector;
+
+ /** Vector of unhandled events */
+ session_event_t *unhandled_evts_vector;
+
+ u32 *pending_session_wrk_updates;
+
+ /** 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;
/* VNET_API_ERROR_FOO -> "Foo" hash table */
uword *error_string_by_error_number;
- /* Obsolete */
-
- /* Event thread */
- vce_event_thread_t event_thread;
-
- /* IO thread */
- vppcom_session_io_thread_t session_io_thread;
} vppcom_main_t;
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);
+vcl_shared_session_t *vcl_shared_session_get (u32 ss_index);
+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)
{
return vcl_worker_get (vcl_get_worker_index ());
}
+static inline svm_msg_q_t *
+vcl_session_vpp_evt_q (vcl_worker_t * wrk, vcl_session_t * s)
+{
+ if (vcl_session_is_ct (s))
+ return wrk->vpp_event_queues[0];
+ else
+ return wrk->vpp_event_queues[s->vpp_thread_index];
+}
+
+void vcl_send_session_worker_update (vcl_worker_t * wrk, vcl_session_t * s,
+ u32 wrk_index);
/*
* VCL Binary API
*/
void vppcom_app_send_attach (void);
void vppcom_app_send_detach (void);
void vppcom_send_connect_sock (vcl_session_t * session);
-void vppcom_send_disconnect_session (u64 vpp_handle, u32 session_index);
+void vppcom_send_disconnect_session (u64 vpp_handle);
void vppcom_send_bind_sock (vcl_session_t * session);
void vppcom_send_unbind_sock (u64 vpp_handle);
void vppcom_api_hookup (void);
-void vppcom_send_accept_session_reply (u64 vpp_handle, u32 context, int rv);
+void vppcom_send_application_tls_cert_add (vcl_session_t * session,
+ char *cert, u32 cert_len);
+void vppcom_send_application_tls_key_add (vcl_session_t * session, char *key,
+ u32 key_len);
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);
u8 *format_api_error (u8 * s, va_list * args);
+void vls_init ();
#endif /* SRC_VCL_VCL_PRIVATE_H_ */
/*