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#include "libts.h"
#include "P_UnixNetProcessor.h"
#include "P_UnixNetVConnection.h"
#include "P_NetAccept.h"
#include "P_DNSConnection.h"
#include "P_UnixUDPConnection.h"
#include "P_UnixPollDescriptor.h"

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Data Structures
struct	EventIO
struct	PollCont
class	NetHandler
Defines
#define	USE_EDGE_TRIGGER_EPOLL 1
#define	USE_EDGE_TRIGGER_KQUEUE 1
#define	USE_EDGE_TRIGGER_PORT 1
#define	EVENTIO_NETACCEPT 1
#define	EVENTIO_READWRITE_VC 2
#define	EVENTIO_DNS_CONNECTION 3
#define	EVENTIO_UDP_CONNECTION 4
#define	EVENTIO_ASYNC_SIGNAL 5
#define	THROTTLE_FD_HEADROOM (128 + 64)
#define	TRANSIENT_ACCEPT_ERROR_MESSAGE_EVERY HRTIME_HOURS(24)
#define	NET_RETRY_DELAY HRTIME_MSECONDS(10)
#define	THROTTLE_AT_ONCE 5
#define	EMERGENCY_THROTTLE 16
#define	HYPER_EMERGENCY_THROTTLE 6
#define	NET_THROTTLE_ACCEPT_HEADROOM 1.1
#define	NET_THROTTLE_CONNECT_HEADROOM 1.0
#define	NET_THROTTLE_MESSAGE_EVERY HRTIME_MINUTES(10)
#define	NET_PERIOD -HRTIME_MSECONDS(5)
#define	ACCEPT_PERIOD -HRTIME_MSECONDS(4)
#define	NET_THROTTLE_DELAY 50
#define	PRINT_IP(x) ((uint8_t)&(x))[0],((uint8_t)&(x))[1], ((uint8_t)&(x))[2],((uint8_t)&(x))[3]
Typedefs
typedef PollDescriptor *	EventLoop
typedef int(NetHandler::*	NetContHandler )(int, void *)
typedef unsigned int	uint32
Enumerations
enum	ThrottleType { ACCEPT, CONNECT }
Functions
unsigned int	net_next_connection_number ()
static NetHandler *	get_NetHandler (EThread *t)
static PollCont *	get_PollCont (EThread *t)
static PollDescriptor *	get_PollDescriptor (EThread *t)
TS_INLINE int	net_connections_to_throttle (ThrottleType t)
TS_INLINE void	check_shedding_warning ()
TS_INLINE int	emergency_throttle (ink_hrtime now)
TS_INLINE int	check_net_throttle (ThrottleType t, ink_hrtime now)
TS_INLINE void	check_throttle_warning ()
TS_INLINE int	check_emergency_throttle (Connection &con)
TS_INLINE int	change_net_connections_throttle (const char token, RecDataT data_type, RecData value, void data)
TS_INLINE int	accept_error_seriousness (int res)
TS_INLINE void	check_transient_accept_error (int res)
static void	read_disable (NetHandler nh, UnixNetVConnection vc)
static void	write_disable (NetHandler nh, UnixNetVConnection vc)
Variables
ink_hrtime	last_throttle_warning
ink_hrtime	last_shedding_warning
ink_hrtime	emergency_throttle_time
int	net_connections_throttle
int	fds_throttle
int	fds_limit
ink_hrtime	last_transient_accept_error
int	http_accept_port_number

Detailed Description

A brief file description.

License

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you 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.

Definition in file P_UnixNet.h.