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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 file except in compliance with the License.
* 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.
*/
#include <vnet/vnet.h>
#include <vlibmemory/api.h>
#include <vnet/interface.h>
#include <vnet/api_errno.h>
#include <vnet/fib/fib_table.h>
#include <vnet/syslog/syslog.h>
#include <vnet/format_fns.h>
#include <vnet/syslog/syslog.api_enum.h>
#include <vnet/syslog/syslog.api_types.h>
#define REPLY_MSG_ID_BASE syslog_main.msg_id_base
#include <vlibapi/api_helper_macros.h>
static int
syslog_severity_decode (vl_api_syslog_severity_t v, syslog_severity_t * s)
{
v = ntohl (v);
int rv = 0;
switch (v)
{
case SYSLOG_API_SEVERITY_EMERG:
*s = SYSLOG_SEVERITY_EMERGENCY;
break;
case SYSLOG_API_SEVERITY_ALERT:
*s = SYSLOG_SEVERITY_ALERT;
break;
case SYSLOG_API_SEVERITY_CRIT:
*s = SYSLOG_SEVERITY_CRITICAL;
break;
case SYSLOG_API_SEVERITY_ERR:
*s = SYSLOG_SEVERITY_ERROR;
break;
case SYSLOG_API_SEVERITY_WARN:
*s = SYSLOG_SEVERITY_WARNING;
break;
case SYSLOG_API_SEVERITY_NOTICE:
*s = SYSLOG_SEVERITY_NOTICE;
break;
case SYSLOG_API_SEVERITY_INFO:
*s = SYSLOG_SEVERITY_INFORMATIONAL;
break;
case SYSLOG_API_SEVERITY_DBG:
*s = SYSLOG_SEVERITY_DEBUG;
break;
default:
rv = VNET_API_ERROR_INVALID_VALUE;
}
return rv;
}
static int
syslog_severity_encode (syslog_severity_t v, vl_api_syslog_severity_t * s)
{
int rv = 0;
switch (v)
{
case SYSLOG_SEVERITY_EMERGENCY:
*s = SYSLOG_API_SEVERITY_EMERG;
break;
case SYSLOG_SEVERITY_ALERT:
*s = SYSLOG_API_SEVERITY_ALERT;
break;
case SYSLOG_SEVERITY_CRITICAL:
*s = SYSLOG_API_SEVERITY_CRIT;
break;
case SYSLOG_SEVERITY_ERROR:
*s = SYSLOG_API_SEVERITY_ERR;
break;
case SYSLOG_SEVERITY_WARNING:
*s = SYSLOG_API_SEVERITY_WARN;
break;
case SYSLOG_SEVERITY_NOTICE:
*s = SYSLOG_API_SEVERITY_NOTICE;
break;
case SYSLOG_SEVERITY_INFORMATIONAL:
*s = SYSLOG_API_SEVERITY_INFO;
break;
case SYSLOG_SEVERITY_DEBUG:
*s = SYSLOG_API_SEVERITY_DBG;
break;
default:
rv = VNET_API_ERROR_INVALID_VALUE;
}
*s = htonl (*s);
return rv;
}
static void
vl_api_syslog_set_sender_t_handler (vl_api_syslog_set_sender_t * mp)
{
vl_api_syslog_set_sender_reply_t *rmp;
ip4_address_t collector, src;
clib_memcpy (&collector, &mp->collector_address, sizeof (collector));
clib_memcpy (&src, &mp->src_address, sizeof (src));
int rv = set_syslog_sender (&collector, ntohs (mp->collector_port), &src,
ntohl (mp->vrf_id), ntohl (mp->max_msg_size));
REPLY_MACRO (VL_API_SYSLOG_SET_SENDER_REPLY);
}
static void
vl_api_syslog_get_sender_t_handler (vl_api_syslog_get_sender_t * mp)
{
int rv = 0;
vl_api_syslog_get_sender_reply_t *rmp;
syslog_main_t *sm = &syslog_main;
u32 vrf_id;
REPLY_MACRO2 (VL_API_SYSLOG_GET_SENDER_REPLY,
({
clib_memcpy (&rmp->collector_address, &(sm->collector),
sizeof(ip4_address_t));
clib_memcpy (&rmp->src_address, &(sm->src_address),
sizeof(ip4_address_t));
rmp->collector_port = htons (sm->collector_port);
if (sm->fib_index == ~0)
vrf_id = ~0;
else
vrf_id = htonl (fib_table_get_table_id (sm->fib_index, FIB_PROTOCOL_IP4));
rmp->vrf_id = vrf_id;
rmp->max_msg_size = htonl (sm->max_msg_size);
}))
}
static void
vl_api_syslog_set_filter_t_handler (vl_api_syslog_set_filter_t * mp)
{
vl_api_syslog_set_filter_reply_t *rmp;
syslog_main_t *sm = &syslog_main;
int rv = 0;
syslog_severity_t s;
rv = syslog_severity_decode (mp->severity, &s);
if (rv)
goto send_reply;
sm->severity_filter = s;
send_reply:
REPLY_MACRO (VL_API_SYSLOG_SET_FILTER_REPLY);
}
static void
vl_api_syslog_get_filter_t_handler (vl_api_syslog_get_filter_t * mp)
{
int rv = 0;
vl_api_syslog_get_filter_reply_t *rmp;
syslog_main_t *sm = &syslog_main;
REPLY_MACRO2 (VL_API_SYSLOG_GET_FILTER_REPLY,
({
rv = syslog_severity_encode (sm->severity_filter, &rmp->severity);
}))
}
#include <vnet/syslog/syslog.api.c>
static clib_error_t *
syslog_api_hookup (vlib_main_t * vm)
{
/*
* Set up the (msg_name, crc, message-id) table
*/
REPLY_MSG_ID_BASE = setup_message_id_table ();
return 0;
}
VLIB_API_INIT_FUNCTION (syslog_api_hookup);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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