diff options
Diffstat (limited to 'src/vcl')
| -rw-r--r-- | src/vcl/ldp.c | 137 | ||||
| -rw-r--r-- | src/vcl/vppcom.c | 81 |
2 files changed, 77 insertions, 141 deletions
diff --git a/src/vcl/ldp.c b/src/vcl/ldp.c index 0d4fe43dd7d..504155696fb 100644 --- a/src/vcl/ldp.c +++ b/src/vcl/ldp.c @@ -51,11 +51,15 @@ #define LDP_MAX_NWORKERS 32 +#define LDP_F_SHUT_RD (1 << 0) +#define LDP_F_SHUT_WR (1 << 1) + typedef struct ldp_fd_entry_ { u32 session_index; u32 fd; u32 fd_index; + u32 flags; } ldp_fd_entry_t; typedef struct ldp_worker_ctx_ @@ -1876,55 +1880,29 @@ ssize_t recv (int fd, void *buf, size_t n, int flags) { ssize_t size; - const char *func_str; - u32 sid = ldp_sid_from_fd (fd); + u32 sid; if ((errno = -ldp_init ())) return -1; + sid = ldp_sid_from_fd (fd); if (sid != INVALID_SESSION_ID) { - func_str = "vppcom_session_recvfrom"; - - if (LDP_DEBUG > 2) - clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " - "sid %u (0x%x), buf %p, n %u, flags 0x%x", getpid (), - fd, fd, func_str, sid, sid, buf, n, flags); + LDBG (2, "fd %d (0x%x): calling vcl recvfrom: sid %u (0x%x), buf %p," + " n %u, flags 0x%x", fd, fd, sid, sid, buf, n, flags); size = vppcom_session_recvfrom (sid, buf, n, flags, NULL); if (size < 0) - { - errno = -size; - size = -1; - } + errno = -size; } else { - func_str = "libc_recv"; - - if (LDP_DEBUG > 2) - clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): " - "buf %p, n %u, flags 0x%x", getpid (), - fd, fd, func_str, buf, n, flags); + LDBG (2, "fd %d (0x%x): calling libc_recvfrom(): buf %p, n %u, " + "flags 0x%x", fd, fd, buf, n, flags); size = libc_recv (fd, buf, n, flags); } - if (LDP_DEBUG > 2) - { - if (size < 0) - { - int errno_val = errno; - perror (func_str); - clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " - "rv %d, errno = %d", getpid (), fd, fd, - func_str, size, errno_val); - errno = errno_val; - } - else - clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", - getpid (), fd, fd, size, size); - } return size; } @@ -2790,44 +2768,43 @@ accept (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len) int shutdown (int fd, int how) { - int rv; - const char *func_str; - u32 sid = ldp_sid_from_fd (fd); + int rv = 0; if ((errno = -ldp_init ())) return -1; - if (sid != INVALID_SESSION_ID) + if (ldp_fd_is_sid (fd)) { - func_str = "vppcom_session_close[TODO]"; - rv = close (fd); + u32 fd_index = fd - ldp->sid_bit_val; + ldp_fd_entry_t *fde; + + fde = ldp_fd_entry_get_w_lock (fd_index); + if (!fde) + { + clib_rwlock_reader_unlock (&ldp->fd_table_lock); + errno = ENOTCONN; + return -1; + } + + if (how == SHUT_RD) + fde->flags |= LDP_F_SHUT_RD; + else if (how == SHUT_WR) + fde->flags |= LDP_F_SHUT_WR; + else if (how == SHUT_RDWR) + fde->flags |= (LDP_F_SHUT_RD | LDP_F_SHUT_WR); + + if ((fde->flags & LDP_F_SHUT_RD) && (fde->flags & LDP_F_SHUT_WR)) + rv = close (fd); + + clib_rwlock_reader_unlock (&ldp->fd_table_lock); + LDBG (0, "fd %d (0x%x): calling vcl shutdown: how %d", fd, fd, how); } else { - func_str = "libc_shutdown"; - - if (LDP_DEBUG > 1) - clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): how %d", - getpid (), fd, fd, func_str, how); - + LDBG (1, "fd %d (0x%x): calling libc_shutdown: how %d", fd, fd, how); rv = libc_shutdown (fd, how); } - if (LDP_DEBUG > 1) - { - if (rv < 0) - { - int errno_val = errno; - perror (func_str); - clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s() failed! " - "rv %d, errno = %d", getpid (), fd, fd, - func_str, rv, errno_val); - errno = errno_val; - } - else - clib_warning ("LDP<%d>: fd %d (0x%x): returning %d (0x%x)", - getpid (), fd, fd, rv, rv); - } return rv; } @@ -3017,7 +2994,6 @@ ldp_epoll_pwait (int epfd, struct epoll_event *events, int maxevents, double time_to_wait = (double) 0, time_out, now = 0; u32 vep_idx = ldp_sid_from_fd (epfd); int libc_epfd, rv = 0; - const char *func_str; if ((errno = -ldp_init ())) return -1; @@ -3033,8 +3009,8 @@ ldp_epoll_pwait (int epfd, struct epoll_event *events, int maxevents, if (PREDICT_FALSE (vep_idx == INVALID_SESSION_ID)) { - clib_warning ("LDP<%d>: ERROR: epfd %d (0x%x): bad vep_idx %d (0x%x)!", - getpid (), epfd, epfd, vep_idx, vep_idx); + LDBG (0, "epfd %d (0x%x): bad vep_idx %d (0x%x)!", epfd, epfd, vep_idx, + vep_idx); errno = EBADFD; return -1; } @@ -3042,7 +3018,6 @@ ldp_epoll_pwait (int epfd, struct epoll_event *events, int maxevents, time_to_wait = ((timeout >= 0) ? (double) timeout / 1000 : 0); time_out = clib_time_now (&ldpw->clib_time) + time_to_wait; - func_str = "vppcom_session_attr[GET_LIBC_EPFD]"; libc_epfd = vppcom_session_attr (vep_idx, VPPCOM_ATTR_GET_LIBC_EPFD, 0, 0); if (PREDICT_FALSE (libc_epfd < 0)) { @@ -3059,11 +3034,9 @@ ldp_epoll_pwait (int epfd, struct epoll_event *events, int maxevents, { if (!ldpw->epoll_wait_vcl) { - func_str = "vppcom_epoll_wait"; - - LDBG (3, "epfd %d (0x%x): calling %s(): vep_idx %d (0x%x)," - " events %p, maxevents %d", epfd, epfd, func_str, - vep_idx, vep_idx, events, maxevents); + LDBG (3, "epfd %d (0x%x): calling vcl_epoll_wait: vep_idx %d (0x%x)" + " events %p, maxevents %d", epfd, epfd, vep_idx, vep_idx, + events, maxevents); rv = vppcom_epoll_wait (vep_idx, events, maxevents, 0); if (rv > 0) @@ -3083,12 +3056,9 @@ ldp_epoll_pwait (int epfd, struct epoll_event *events, int maxevents, if (libc_epfd > 0) { - func_str = "libc_epoll_pwait"; - - LDBG (3, "epfd %d (0x%x): calling %s(): libc_epfd %d " - "(0x%x), events %p, maxevents %d, sigmask %p", - epfd, epfd, func_str, libc_epfd, libc_epfd, events, - maxevents, sigmask); + LDBG (3, "epfd %d (0x%x): calling libc_epoll_wait: libc_epfd %d " + "(0x%x), events %p, maxevents %d, sigmask %p", epfd, epfd, + libc_epfd, libc_epfd, events, maxevents, sigmask); rv = libc_epoll_pwait (libc_epfd, events, maxevents, 0, sigmask); if (rv != 0) @@ -3101,23 +3071,6 @@ ldp_epoll_pwait (int epfd, struct epoll_event *events, int maxevents, while (now < time_out); done: - if (LDP_DEBUG > 3) - { - if (libc_epfd > 0) - epfd = libc_epfd; - if (rv < 0) - { - int errno_val = errno; - perror (func_str); - clib_warning ("LDP<%d>: ERROR: epfd %d (0x%x): %s() failed! " - "rv %d, errno = %d", getpid (), epfd, epfd, - func_str, rv, errno_val); - errno = errno_val; - } - else - clib_warning ("LDP<%d>: epfd %d (0x%x): returning %d (0x%x)", - getpid (), epfd, epfd, rv, rv); - } return rv; } diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c index a94df846402..f1c58c4f2bd 100644 --- a/src/vcl/vppcom.c +++ b/src/vcl/vppcom.c @@ -1571,8 +1571,8 @@ vppcom_session_read_internal (uint32_t session_handle, void *buf, int n, SVM_Q_WAIT); } - VDBG (2, "VCL<%d>: vpp handle 0x%llx, sid %u: read %d bytes from (%p)", - getpid (), s->vpp_handle, session_handle, n_read, rx_fifo); + VDBG (2, "vpp handle 0x%llx, sid %u: read %d bytes from (%p)", + s->vpp_handle, session_handle, n_read, rx_fifo); return n_read; } @@ -2330,9 +2330,8 @@ vppcom_epoll_create (void) vep_session->wait_cont_idx = ~0; vep_session->vpp_handle = ~0; - vcl_evt (VCL_EVT_EPOLL_CREATE, vep_session, vep_sh); - VDBG (0, "VCL<%d>: Created vep_idx %u / sid %u!", - getpid (), vep_session->session_index, vep_session->session_index); + vcl_evt (VCL_EVT_EPOLL_CREATE, vep_session, vep_session->session_index); + VDBG (0, "Created vep_idx %u", vep_session->session_index); return vcl_session_handle (vep_session); } @@ -2348,21 +2347,19 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, if (vep_handle == session_handle) { - clib_warning ("VCL<%d>: ERROR: vep_idx == session_index (%u)!", - getpid (), vep_handle); + VDBG (0, "vep_sh == session handle (%u)!", vep_handle); return VPPCOM_EINVAL; } vep_session = vcl_session_get_w_handle (wrk, vep_handle); if (PREDICT_FALSE (!vep_session)) { - clib_warning ("VCL<%d>: ERROR: Invalid vep_idx (%u)!", vep_handle); + VDBG (0, "Invalid vep_sh (%u)!", vep_handle); return VPPCOM_EBADFD; } if (PREDICT_FALSE (!vep_session->is_vep)) { - clib_warning ("VCL<%d>: ERROR: vep_idx (%u) is not a vep!", - getpid (), vep_handle); + VDBG (0, "vep_sh (%u) is not a vep!", vep_handle); return VPPCOM_EINVAL; } @@ -2372,13 +2369,12 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, session = vcl_session_get_w_handle (wrk, session_handle); if (PREDICT_FALSE (!session)) { - VDBG (0, "VCL<%d>: ERROR: Invalid session_handle (%u)!", - getpid (), session_handle); + VDBG (0, "Invalid session_handle (%u)!", session_handle); return VPPCOM_EBADFD; } if (PREDICT_FALSE (session->is_vep)) { - clib_warning ("ERROR: session_handle (%u) is a vep!", vep_handle); + VDBG (0, "session_handle (%u) is a vep!", vep_handle); return VPPCOM_EINVAL; } @@ -2387,8 +2383,7 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, case EPOLL_CTL_ADD: if (PREDICT_FALSE (!event)) { - clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_ADD: NULL pointer to " - "epoll_event structure!", getpid ()); + VDBG (0, "EPOLL_CTL_ADD: NULL pointer to epoll_event structure!"); return VPPCOM_EINVAL; } if (vep_session->vep.next_sh != ~0) @@ -2398,9 +2393,8 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, vep_session->vep.next_sh); if (PREDICT_FALSE (!next_session)) { - clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_ADD: Invalid " - "vep.next_sid (%u) on vep_idx (%u)!", - getpid (), vep_session->vep.next_sh, vep_handle); + VDBG (0, "EPOLL_CTL_ADD: Invalid vep.next_sid (%u) on " + "vep_idx (%u)!", vep_session->vep.next_sh, vep_handle); return VPPCOM_EBADFD; } ASSERT (next_session->vep.prev_sh == vep_handle); @@ -2415,57 +2409,49 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, session->is_vep_session = 1; vep_session->vep.next_sh = session_handle; - VDBG (1, "VCL<%d>: EPOLL_CTL_ADD: vep_idx %u, sid %u, events 0x%x, " - "data 0x%llx!", getpid (), vep_handle, session_handle, - event->events, event->data.u64); + VDBG (1, "EPOLL_CTL_ADD: vep_sh %u, sh %u, events 0x%x, data 0x%llx!", + vep_handle, session_handle, event->events, event->data.u64); vcl_evt (VCL_EVT_EPOLL_CTLADD, session, event->events, event->data.u64); break; case EPOLL_CTL_MOD: if (PREDICT_FALSE (!event)) { - clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_MOD: NULL pointer to " - "epoll_event structure!", getpid ()); + VDBG (0, "EPOLL_CTL_MOD: NULL pointer to epoll_event structure!"); rv = VPPCOM_EINVAL; goto done; } else if (PREDICT_FALSE (!session->is_vep_session)) { - clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_MOD: " - "not a vep session!", getpid (), session_handle); + VDBG (0, "sid %u EPOLL_CTL_MOD: not a vep session!", + session_handle); rv = VPPCOM_EINVAL; goto done; } else if (PREDICT_FALSE (session->vep.vep_sh != vep_handle)) { - clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_MOD: " - "vep_idx (%u) != vep_idx (%u)!", - getpid (), session_handle, - session->vep.vep_sh, vep_handle); + VDBG (0, "EPOLL_CTL_MOD: sh %u vep_sh (%u) != vep_sh (%u)!", + session_handle, session->vep.vep_sh, vep_handle); rv = VPPCOM_EINVAL; goto done; } session->vep.et_mask = VEP_DEFAULT_ET_MASK; session->vep.ev = *event; - VDBG (1, "VCL<%d>: EPOLL_CTL_MOD: vep_idx %u, sid %u, events 0x%x," - " data 0x%llx!", getpid (), vep_handle, session_handle, - event->events, event->data.u64); + VDBG (1, "EPOLL_CTL_MOD: vep_sh %u, sh %u, events 0x%x, data 0x%llx!", + vep_handle, session_handle, event->events, event->data.u64); break; case EPOLL_CTL_DEL: if (PREDICT_FALSE (!session->is_vep_session)) { - clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_DEL: " - "not a vep session!", getpid (), session_handle); + VDBG (0, "EPOLL_CTL_DEL: %u not a vep session!", session_handle); rv = VPPCOM_EINVAL; goto done; } else if (PREDICT_FALSE (session->vep.vep_sh != vep_handle)) { - clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_DEL: " - "vep_idx (%u) != vep_idx (%u)!", - getpid (), session_handle, - session->vep.vep_sh, vep_handle); + VDBG (0, "EPOLL_CTL_DEL: sh %u vep_sh (%u) != vep_sh (%u)!", + session_handle, session->vep.vep_sh, vep_handle); rv = VPPCOM_EINVAL; goto done; } @@ -2482,9 +2468,8 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, prev_session = vcl_session_get_w_handle (wrk, session->vep.prev_sh); if (PREDICT_FALSE (!prev_session)) { - clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_DEL: Invalid " - "vep.prev_sid (%u) on sid (%u)!", - getpid (), session->vep.prev_sh, session_handle); + VDBG (0, "EPOLL_CTL_DEL: Invalid prev_sid (%u) on sid (%u)!", + session->vep.prev_sh, session_handle); return VPPCOM_EBADFD; } ASSERT (prev_session->vep.next_sh == session_handle); @@ -2496,9 +2481,8 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, next_session = vcl_session_get_w_handle (wrk, session->vep.next_sh); if (PREDICT_FALSE (!next_session)) { - clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_DEL: Invalid " - "vep.next_sid (%u) on sid (%u)!", - getpid (), session->vep.next_sh, session_handle); + VDBG (0, "EPOLL_CTL_DEL: Invalid next_sid (%u) on sid (%u)!", + session->vep.next_sh, session_handle); return VPPCOM_EBADFD; } ASSERT (next_session->vep.prev_sh == session_handle); @@ -2510,13 +2494,13 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle, session->vep.prev_sh = ~0; session->vep.vep_sh = ~0; session->is_vep_session = 0; - VDBG (1, "VCL<%d>: EPOLL_CTL_DEL: vep_idx %u, sid %u!", - getpid (), vep_handle, session_handle); + VDBG (1, "EPOLL_CTL_DEL: vep_idx %u, sid %u!", vep_handle, + session_handle); vcl_evt (VCL_EVT_EPOLL_CTLDEL, session, vep_sh); break; default: - clib_warning ("VCL<%d>: ERROR: Invalid operation (%d)!", getpid (), op); + VDBG (0, "Invalid operation (%d)!", op); rv = VPPCOM_EINVAL; } @@ -3381,8 +3365,7 @@ vppcom_session_recvfrom (uint32_t session_handle, void *buffer, rv = vppcom_session_peek (session_handle, buffer, buflen); else { - clib_warning ("VCL<%d>: Unsupport flags for recvfrom %d", - getpid (), flags); + VDBG (0, "Unsupport flags for recvfrom %d", flags); return VPPCOM_EAFNOSUPPORT; } |