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/*
* Copyright (c) 2018 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:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SRC_VCL_VCL_DEBUG_H_
#define SRC_VCL_VCL_DEBUG_H_
#include <vppinfra/elog.h>
#define VCL_ELOG 0
#define VDBG(_lvl, _fmt, _args...) \
if (vcm->debug > _lvl) \
clib_warning ("vcl<w%u>: " _fmt, __vcl_worker_index, ##_args)
#define foreach_vcl_dbg_evt \
_(INIT, "vcl init track") \
_(TIMEOUT, "vcl timeout") \
_(DETACH, "vcl detach") \
_(SESSION_INIT, "init session track") \
_(SESSION_TIMEOUT, "session timeout") \
_(CREATE, "session create") \
_(CLOSE, "session close") \
_(BIND, "session bind") \
_(UNBIND, "session unbind") \
_(ACCEPT, "session accept") \
_(EPOLL_CREATE, "epoll session create") \
_(EPOLL_CTLADD, "epoll ctl add") \
_(EPOLL_CTLDEL, "epoll ctl del") \
typedef enum vcl_dbg_evt_
{
#define _(sym, str) VCL_EVT_##sym,
foreach_vcl_dbg_evt
#undef _
} vcl_dbg_evt_e;
#if VCL_ELOG
#define VCL_DECLARE_ETD(_s, _e, _size) \
struct { u32 data[_size]; } * ed; \
ed = ELOG_TRACK_DATA (&vcm->elog_main, _e, _s->elog_track) \
#define VCL_EVT_INIT_HANDLER(_vcm, ...) \
{ \
_vcm->elog_track.name = (char *) format (0, "P:%d:C:%d%c", getpid (), \
_vcm->my_client_index, 0); \
elog_track_register (&_vcm->elog_main, &_vcm->elog_track); \
ELOG_TYPE_DECLARE (e) = \
{ \
.format = "connect_vpp:rv:%d", \
.format_args = "i4", \
}; \
struct { u32 data; } *ed; \
ed = ELOG_TRACK_DATA (&_vcm->elog_main, e, _vcm->elog_track); \
ed->data = (u32) rv; \
}
#define VCL_EVT_SESSION_INIT_HANDLER(_s, _s_index, ...) \
{ \
_s->elog_track.name = (char *) format (0, "CI:%d:S:%d%c", \
vcm->my_client_index, \
_s_index, 0); \
elog_track_register (&vcm->elog_main, &_s->elog_track); \
}
#define VCL_EVT_BIND_HANDLER(_s, ...) \
{ \
if (_s->lcl_addr.is_ip4) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "bind local:%s:%d.%d.%d.%d:%d ", \
.format_args = "t1i1i1i1i1i2", \
.n_enum_strings = 2, \
.enum_strings = {"TCP", "UDP",}, \
}; \
CLIB_PACKED (struct { \
u8 proto; \
u8 addr[4]; \
u16 port; \
}) *ed; \
ed = ELOG_TRACK_DATA (&vcm->elog_main, _e, _s->elog_track); \
ed->proto = _s->proto; \
ed->addr[0] = _s->lcl_addr.ip46.ip4.as_u8[0]; \
ed->addr[1] = _s->lcl_addr.ip46.ip4.as_u8[1]; \
ed->addr[2] = _s->lcl_addr.ip46.ip4.as_u8[2]; \
ed->addr[3] = _s->lcl_addr.ip46.ip4.as_u8[3]; \
ed->port = clib_net_to_host_u16 (_s->lcl_port); \
} \
else \
{ \
/* TBD */ \
} \
}
#define VCL_EVT_ACCEPT_HANDLER(_s, _ls, _s_idx, ...) \
{ \
VCL_EVT_SESSION_INIT_HANDLER (_s, _s_idx); \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "accept: listen_handle:%x from_handle:%x", \
.format_args = "i8i8", \
}; \
struct { u64 handle[2]; } *ed; \
ed = ELOG_TRACK_DATA (&vcm->elog_main, _e, _s->elog_track); \
ed->handle[0] = _ls->vpp_handle; \
ed->handle[1] = _s->vpp_handle; \
if (_s->peer_addr.is_ip4) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "accept:S:%x addr:%d.%d.%d.%d:%d", \
.format_args = "i8i1i1i1i1i2", \
}; \
CLIB_PACKED (struct { \
u32 s_idx; \
u8 addr[4]; \
u16 port; \
}) * ed; \
ed = ELOG_TRACK_DATA (&vcm->elog_main, _e, _s->elog_track); \
ed->s_idx = _s_idx; \
ed->addr[0] = _s->peer_addr.ip46.ip4.as_u8[0]; \
ed->addr[1] = _s->peer_addr.ip46.ip4.as_u8[1]; \
ed->addr[2] = _s->peer_addr.ip46.ip4.as_u8[2]; \
ed->addr[3] = _s->peer_addr.ip46.ip4.as_u8[3]; \
ed->port = clib_net_to_host_u16 (_s->peer_port); \
} \
else \
{ \
/* TBD */ \
} \
}
#define VCL_EVT_CREATE_HANDLER(_s, _proto, _state, _is_nb, _s_idx, ...) \
{ \
VCL_EVT_SESSION_INIT_HANDLER (_s, _s_idx); \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "create:proto:%d state:%d is_nonblk:%d idx: %d", \
.format_args = "i4i4i4i4", \
}; \
VCL_DECLARE_ETD (_s, _e, 4); \
ed->data[0] = _proto; \
ed->data[1] = _state; \
ed->data[2] = _is_nb; \
ed->data[3] = _s_idx; \
}
#define VCL_EVT_CLOSE_HANDLER(_s, _rv, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "session_close:rv:%d", \
.format_args = "i4", \
}; \
VCL_DECLARE_ETD (_s, _e, 1); \
ed->data[0] = _rv; \
}
#define VCL_EVT_SESSION_TIMEOUT_HANDLER(_s, _state, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "ERR: timeout state:%d", \
.format_args = "i4", \
}; \
VCL_DECLARE_ETD (_s, _e, 1); \
ed->data[0] = _state; \
}
#define VCL_EVT_TIMEOUT_HANDLER(_vcm, _state, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "ERR: timeout state:%d", \
.format_args = "i4", \
}; \
struct { u32 data; } * ed; \
ed = ELOG_TRACK_DATA (&_vcm->elog_main, _e, _vcm->elog_track); \
ed->data[0] = _state; \
}
#define VCL_EVT_DETACH_HANDLER(_vcm, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "app_detach:C:%d", \
.format_args = "i4", \
}; \
struct { u32 data; } * ed; \
ed = ELOG_TRACK_DATA (&_vcm->elog_main, _e, _vcm->elog_track); \
ed->data = _vcm->my_client_index; \
}
#define VCL_EVT_UNBIND_HANDLER(_s, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "unbind: handle:%x", \
.format_args = "i8", \
}; \
struct { u64 data; } * ed; \
ed = ELOG_TRACK_DATA (&vcm->elog_main, _e, _s->elog_track); \
ed->data = _s->vpp_handle; \
}
#define VCL_EVT_EPOLL_CREATE_HANDLER(_s, _s_idx, ...) \
{ \
VCL_EVT_SESSION_INIT_HANDLER (_s, _s_idx); \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "create epoll vep_idx: %d", \
.format_args = "i4", \
}; \
VCL_DECLARE_ETD (_s, _e, 1); \
ed->data[0] = _s_idx; \
}
#define VCL_EVT_EPOLL_CTLADD_HANDLER(_s, _evts, _evt_data, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "epoll_ctladd: events:%x data:%x", \
.format_args = "i4", \
}; \
struct { \
u32 events; \
u64 event_data; \
} * ed; \
ed = ELOG_TRACK_DATA (&vcm->elog_main, _e, _s->elog_track); \
ed->events = _evts; \
ed->event_data = _evt_data; \
}
#define VCL_EVT_EPOLL_CTLDEL_HANDLER(_s, _vep_idx, ...) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
.format = "epoll_ctldel: vep:%d", \
.format_args = "i4", \
}; \
VCL_DECLARE_ETD (_s, _e, 1); \
ed->data[0] = _vep_idx; \
}
#define vcl_elog_init(_vcm) \
{ \
_vcm->elog_main.lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES, \
CLIB_CACHE_LINE_BYTES);\
_vcm->elog_main.lock[0] = 0; \
_vcm->elog_main.event_ring_size = _vcm->cfg.event_ring_size; \
elog_init (&_vcm->elog_main, _vcm->elog_main.event_ring_size); \
elog_enable_disable (&_vcm->elog_main, 1); \
}
#define vcl_elog_stop(_vcm) \
{ \
clib_error_t *error = 0; \
char *chroot_file = (char *) format (0, "%s/%d-%d-vcl-elog%c", \
_vcm->cfg.event_log_path, \
_vcm->my_client_index, \
getpid (), 0); \
error = elog_write_file (&_vcm->elog_main, chroot_file, \
1 /* flush ring */ ); \
if (error) \
clib_error_report (error); \
clib_warning ("[%d] Event Log:'%s' ", getpid (), chroot_file); \
vec_free (chroot_file); \
}
#define CONCAT_HELPER(_a, _b) _a##_b
#define CC(_a, _b) CONCAT_HELPER(_a, _b)
#define vcl_evt(_evt, _args...) CC(_evt, _HANDLER)(_args)
#else
#define vcl_evt(_evt, _args...)
#define vcl_elog_init(_vcm)
#define vcl_elog_stop(_vcm)
#endif
#endif /* SRC_VCL_VCL_DEBUG_H_ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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