/*
- * Copyright (c) 2018 Cisco and/or its affiliates.
+ * Copyright (c) 2018-2019 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this
* You may obtain a copy of the License at:
STATE_APP_ENABLED,
STATE_APP_ATTACHED,
STATE_APP_ADDING_WORKER,
+ STATE_APP_ADDING_TLS_DATA,
STATE_APP_FAILED,
STATE_APP_READY
} app_state_t;
typedef enum
{
- STATE_START = 0,
+ STATE_CLOSED = 0,
STATE_CONNECT = 0x01,
STATE_LISTEN = 0x02,
STATE_ACCEPT = 0x04,
STATE_VPP_CLOSING = 0x08,
STATE_DISCONNECT = 0x10,
- STATE_FAILED = 0x20,
+ STATE_DETACHED = 0x20,
STATE_UPDATED = 0x40,
STATE_LISTEN_NO_MQ = 0x80,
} vcl_session_state_t;
typedef struct vcl_session_msg
{
- u32 next;
union
{
session_accepted_msg_t accepted_msg;
u32 sndbuf_size; // VPP-TBD: Hack until support setsockopt(SO_SNDBUF)
u32 rcvbuf_size; // VPP-TBD: Hack until support setsockopt(SO_RCVBUF)
u32 user_mss; // VPP-TBD: Hack until support setsockopt(TCP_MAXSEG)
- u32 client_context;
u64 vpp_handle;
u32 vpp_thread_index;
+ svm_fifo_t *ct_rx_fifo;
+ svm_fifo_t *ct_tx_fifo;
+
/* Socket configuration state */
u8 is_vep;
u8 is_vep_session;
+ /* VCL session index of the listening session (if any) */
+ u32 listener_index;
+ /* Accepted sessions on this listener */
+ int n_accepted_sessions;
u8 has_rx_evt;
u32 attr;
+ u64 parent_handle;
vppcom_epoll_t vep;
int libc_epfd;
svm_msg_q_t *our_evt_q;
char *event_log_path;
u8 *vpp_api_filename;
u8 *vpp_api_socket_name;
+ u8 *vpp_api_chroot;
+ u32 tls_engine;
} vppcom_cfg_t;
void vppcom_cfg (vppcom_cfg_t * vcl_cfg);
/** VPP binary api input queue */
svm_queue_t *vl_input_queue;
+ /** VPP mq to be used for exchanging control messages */
+ svm_msg_q_t *ctrl_mq;
+
/** Message queues epoll fd. Initialized only if using mqs with eventfds */
int mqs_epfd;
/** For deadman timers */
clib_time_t clib_time;
- /** Pool of cut through registrations */
- vcl_cut_through_registration_t *cut_through_registrations;
-
- /** Lock for accessing ct registration pool */
- clib_spinlock_t ct_registration_lock;
-
- /** Cut-through registration by mq address hash table */
- uword *ct_registration_by_mq;
-
/** Vector acting as buffer for mq messages */
svm_msg_q_msg_t *mq_msg_vector;
u32 forked_child;
+ socket_client_main_t bapi_sock_ctx;
+ memory_client_main_t bapi_shm_ctx;
+ api_main_t bapi_api_ctx;
} vcl_worker_t;
typedef struct vppcom_main_t_
/** Mapped segments table */
uword *segment_table;
- svm_fifo_segment_main_t segment_main;
+ /** Control mq obtained from attach */
+ svm_msg_q_t *ctrl_mq;
+
+ fifo_segment_main_t segment_main;
#ifdef VCL_ELOG
/* VPP Event-logger */
extern vppcom_main_t *vcm;
#define VCL_INVALID_SESSION_INDEX ((u32)~0)
+#define VCL_INVALID_SESSION_HANDLE ((u64)~0)
#define VCL_INVALID_SEGMENT_INDEX ((u32)~0)
#define VCL_INVALID_SEGMENT_HANDLE ((u64)~0)
pool_get (wrk->sessions, s);
memset (s, 0, sizeof (*s));
s->session_index = s - wrk->sessions;
+ s->listener_index = VCL_INVALID_SESSION_INDEX;
return s;
}
static inline void
vcl_session_free (vcl_worker_t * wrk, vcl_session_t * s)
{
+ VDBG (0, "session %u [0x%llx] removed", s->session_index, s->vpp_handle);
pool_put (wrk->sessions, s);
}
hash_unset (wrk->session_index_by_vpp_handles, listener_handle);
}
+static inline int
+vcl_session_is_connectable_listener (vcl_worker_t * wrk,
+ vcl_session_t * session)
+{
+ /* Tell if we session_handle is a QUIC session.
+ * We can be in the following cases :
+ * Listen session <- QUIC session <- Stream session
+ * QUIC session <- Stream session
+ */
+ vcl_session_t *ls;
+ if (session->session_type != VPPCOM_PROTO_QUIC)
+ return 0;
+ if (session->listener_index == VCL_INVALID_SESSION_INDEX)
+ return !(session->session_state & STATE_LISTEN);
+ ls = vcl_session_get_w_handle (wrk, session->listener_index);
+ if (!ls)
+ return VPPCOM_EBADFD;
+ return ls->session_state & STATE_LISTEN;
+}
+
static inline vcl_session_t *
vcl_session_table_lookup_listener (vcl_worker_t * wrk, u64 handle)
{
return 0;
}
- ASSERT (session->session_state & (STATE_LISTEN | STATE_LISTEN_NO_MQ));
+ ASSERT ((session->session_state & (STATE_LISTEN | STATE_LISTEN_NO_MQ)) ||
+ vcl_session_is_connectable_listener (wrk, session));
return session;
}
static inline u8
vcl_session_is_ct (vcl_session_t * s)
{
- return (s->our_evt_q != 0);
+ return (s->ct_tx_fifo != 0);
+}
+
+static inline u8
+vcl_session_is_cl (vcl_session_t * s)
+{
+ if (s->session_type == VPPCOM_PROTO_UDP)
+ return 1;
+ return 0;
}
static inline u8
static inline int
vcl_session_closing_error (vcl_session_t * s)
{
+ /* Return 0 on closing sockets */
return s->session_state == STATE_DISCONNECT ? VPPCOM_ECONNRESET : 0;
}
* Helpers
*/
int vcl_wait_for_app_state_change (app_state_t app_state);
-vcl_cut_through_registration_t
- * vcl_ct_registration_lock_and_alloc (vcl_worker_t * wrk);
-void vcl_ct_registration_del (vcl_worker_t * wrk,
- vcl_cut_through_registration_t * ctr);
-u32 vcl_ct_registration_index (vcl_worker_t * wrk,
- vcl_cut_through_registration_t * ctr);
-void vcl_ct_registration_lock (vcl_worker_t * wrk);
-void vcl_ct_registration_unlock (vcl_worker_t * wrk);
-vcl_cut_through_registration_t
- * vcl_ct_registration_lock_and_lookup (vcl_worker_t * wrk, uword mq_addr);
-void vcl_ct_registration_lookup_add (vcl_worker_t * wrk, uword mq_addr,
- u32 ctr_index);
-void vcl_ct_registration_lookup_del (vcl_worker_t * wrk, uword mq_addr);
vcl_mq_evt_conn_t *vcl_mq_evt_conn_alloc (vcl_worker_t * wrk);
u32 vcl_mq_evt_conn_index (vcl_worker_t * wrk, vcl_mq_evt_conn_t * mqc);
vcl_mq_evt_conn_t *vcl_mq_evt_conn_get (vcl_worker_t * wrk, u32 mq_conn_idx);
void vcl_worker_cleanup (vcl_worker_t * wrk, u8 notify_vpp);
int vcl_worker_register_with_vpp (void);
int vcl_worker_set_bapi (void);
+svm_msg_q_t *vcl_worker_ctrl_mq (vcl_worker_t * wrk);
void vcl_flush_mq_events (void);
void vcl_cleanup_bapi (void);
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];
+ return wrk->vpp_event_queues[s->vpp_thread_index];
}
void vcl_send_session_worker_update (vcl_worker_t * wrk, vcl_session_t * s,
* VCL Binary API
*/
int vppcom_connect_to_vpp (char *app_name);
+void vppcom_disconnect_from_vpp (void);
void vppcom_init_error_string_table (void);
void vppcom_send_session_enable_disable (u8 is_enable);
void vppcom_app_send_attach (void);
void vppcom_app_send_detach (void);
-void vppcom_send_connect_sock (vcl_session_t * session);
+void vcl_send_session_unlisten (vcl_worker_t * wrk, vcl_session_t * s);
void vppcom_send_disconnect_session (u64 vpp_handle);
-void vppcom_send_bind_sock (vcl_session_t * session);
-void vppcom_send_unbind_sock (vcl_worker_t * wrk, u64 vpp_handle);
void vppcom_api_hookup (void);
void vppcom_send_application_tls_cert_add (vcl_session_t * session,
char *cert, u32 cert_len);
void vcl_send_app_worker_add_del (u8 is_add);
void vcl_send_child_worker_del (vcl_worker_t * wrk);
+int vcl_segment_attach (u64 segment_handle, char *name,
+ ssvm_segment_type_t type, int fd);
+void vcl_segment_detach (u64 segment_handle);
+
u32 vcl_max_nsid_len (void);
u8 *format_api_error (u8 * s, va_list * args);
Code Review / vpp.git / blobdiff