Php/docs/class.eventdnsbase
(PECL event >= 1.2.6-beta)
Introduction
Represents Libevent's DNS base structure. Used to resolve DNS asyncronously, parse configuration files like resolv.conf etc.
Class synopsis
final EventDnsBase {
const
int
OPTION_SEARCH
= 1
const
int
OPTION_NAMESERVERS
= 2
const
int
OPTION_MISC
= 4
const
int
OPTION_HOSTSFILE
= 8
const
int
OPTIONS_ALL
= 15
/* Methods */
public
addNameserverIp
(
string
$ip
) : bool
public
addSearch
(
string
$domain
) : void
public clearSearch ( ) : void
public
__construct
(
EventBase
$base
,
bool
$initialize
)
public countNameservers ( ) : int
public
loadHosts
(
string
$hosts
) : bool
public
parseResolvConf
(
int
$flags
,
string
$filename
) : bool
public
setOption
(
string
$option
,
string
$value
) : bool
public
setSearchNdots
(
int
$ndots
) : bool
}
Predefined Constants
EventDnsBase::OPTION_SEARCH
- Tells to read the domain and search fields from the
resolv.conf
file and thendots
option, and use them to decide which domains(if any) to search for hostnames that aren’t fully-qualified. EventDnsBase::OPTION_NAMESERVERS
- Tells to learn the nameservers from the
resolv.conf
file. EventDnsBase::OPTION_MISC
EventDnsBase::OPTION_HOSTSFILE
- Tells to read a list of hosts from
/etc/hosts
as part of loading theresolv.conf
file. EventDnsBase::OPTIONS_ALL
- Tells to learn as much as it can from the
resolv.conf
file.
Table of Contents
- EventDnsBase::addNameserverIp — Adds a nameserver to the DNS base
- EventDnsBase::addSearch — Adds a domain to the list of search domains
- EventDnsBase::clearSearch — Removes all current search suffixes
- EventDnsBase::__construct — Constructs EventDnsBase object
- EventDnsBase::countNameservers — Gets the number of configured nameservers
- EventDnsBase::loadHosts — Loads a hosts file (in the same format as /etc/hosts) from hosts file
- EventDnsBase::parseResolvConf — Scans the resolv.conf-formatted file
- EventDnsBase::setOption — Set the value of a configuration option
- EventDnsBase::setSearchNdots — Set the 'ndots' parameter for searches
/* Constants */