#include <I_HostDBProcessor.h>

Collaboration diagram for HostDBInfo:

Public Member Functions
sockaddr *	ip ()
	Internal IP address data.
sockaddr const *	ip () const
char *	hostname ()
char *	srvname (HostDBRoundRobin *rr)
HostDBRoundRobin *	rr ()
void	bad ()
	Indicate that the HostDBInfo is BAD and should be deleted.
unsigned int	ip_interval ()
int	ip_time_remaining ()
bool	is_ip_stale ()
bool	is_ip_timeout ()
bool	is_ip_fail_timeout ()
void	refresh_ip ()
bool	serve_stale_but_revalidate ()
bool	failed ()
void	set_failed ()
void	set_deleted ()
bool	is_deleted () const
bool	is_empty () const
void	set_empty ()
void	set_full (uint64_t folded_md5, int buckets)
void	reset ()
uint64_t	tag ()
bool	match (INK_MD5 &, int, int)
int	heap_size ()
int *	heap_offset_ptr ()
Data Fields
HostDBApplicationInfo	app
	Application specific data.
union {
IpEndpoint ip
	IP address / port data.
int hostname_offset
	Some hostname thing.
SRVInfo srv
}	data
unsigned int	ip_timestamp
unsigned int	ip_timeout_interval:31
unsigned int	full:1
unsigned int	backed:1
unsigned int	deleted:1
unsigned int	hits:3
unsigned int	is_srv:1
unsigned int	round_robin:1
unsigned int	reverse_dns:1
unsigned int	md5_low_low:24
unsigned int	md5_low
uint64_t	md5_high

Detailed Description

Definition at line 149 of file I_HostDBProcessor.h.

Member Function Documentation

void HostDBInfo::bad ( ) [inline]

Indicate that the HostDBInfo is BAD and should be deleted.

Definition at line 162 of file I_HostDBProcessor.h.

References full.

bool HostDBInfo::failed ( ) [inline]

Definition at line 248 of file I_HostDBProcessor.h.

References ats_is_ip(), data, ip(), is_srv, and reverse_dns.

Referenced by HostDBProcessor::getbyname_imm(), probe(), HttpSM::process_hostdb_info(), and reply_to_cont().

int * HostDBInfo::heap_offset_ptr ( )

Definition at line 2208 of file HostDB.cc.

References app, data, HostDBApplicationInfo::application_data_rr::offset, reverse_dns, round_robin, and HostDBApplicationInfo::rr.

int HostDBInfo::heap_size ( )

Definition at line 2190 of file HostDB.cc.

References hostname(), HostDBRoundRobin::length, reverse_dns, round_robin, and rr().

char * HostDBInfo::hostname ( )

Definition at line 2164 of file HostDB.cc.

References data, MultiCacheBase::ptr(), MultiCacheBase::ptr_to_partition(), and reverse_dns.

Referenced by heap_size(), HostDBTestReverse::mainEvent(), probe(), reply_to_cont(), and ShowHostDB::showOne().

sockaddr const* HostDBInfo::ip ( ) const [inline]

Definition at line 155 of file I_HostDBProcessor.h.

References data.

sockaddr* HostDBInfo::ip ( ) [inline]

Internal IP address data.

This is at least large enough to hold an IPv6 address.

Definition at line 154 of file I_HostDBProcessor.h.

References data.

Referenced by failed(), reset(), and set_failed().

unsigned int HostDBInfo::ip_interval ( ) [inline]

Definition at line 172 of file I_HostDBProcessor.h.

References hostdb_current_interval, and ip_timestamp.

Referenced by is_ip_fail_timeout(), is_ip_stale(), is_ip_timeout(), probe(), and serve_stale_but_revalidate().

int HostDBInfo::ip_time_remaining ( ) [inline]

Definition at line 177 of file I_HostDBProcessor.h.

References hostdb_current_interval, ip_timeout_interval, and ip_timestamp.

Referenced by HostDBContinuation::make_put_message(), and ShowHostDB::showOne().

bool HostDBInfo::is_deleted ( ) const [inline]

Definition at line 261 of file I_HostDBProcessor.h.

References deleted.

Referenced by probe().

bool HostDBInfo::is_empty ( ) const [inline]

Definition at line 263 of file I_HostDBProcessor.h.

References full.

bool HostDBInfo::is_ip_fail_timeout ( ) [inline]

Definition at line 193 of file I_HostDBProcessor.h.

References hostdb_ip_fail_timeout_interval, and ip_interval().

Referenced by probe().

bool HostDBInfo::is_ip_stale ( ) [inline]

Definition at line 182 of file I_HostDBProcessor.h.

References hostdb_ip_stale_interval, ip_interval(), and ip_timeout_interval.

Referenced by probe(), and ShowHostDB::showOne().

bool HostDBInfo::is_ip_timeout ( ) [inline]

Definition at line 189 of file I_HostDBProcessor.h.

References ip_interval(), and ip_timeout_interval.

Referenced by probe(), HostDBCache::rebuild_callout(), and ShowHostDB::showOne().

bool HostDBInfo::match	(	INK_MD5 &	md5,
		int	,
		int	buckets
	)

Definition at line 2139 of file HostDB.cc.

References fold_md5(), md5_high, md5_low, and md5_low_low.

void HostDBInfo::refresh_ip ( ) [inline]

Definition at line 197 of file I_HostDBProcessor.h.

References hostdb_current_interval, and ip_timestamp.

Referenced by probe().

void HostDBInfo::reset ( ) [inline]

Definition at line 284 of file I_HostDBProcessor.h.

References HostDBApplicationInfo::allotment, app, HostDBApplicationInfo::application_data_allotment::application1, HostDBApplicationInfo::application_data_allotment::application2, ats_ip_invalidate(), backed, deleted, hits, ip(), is_srv, reverse_dns, and round_robin.

HostDBRoundRobin * HostDBInfo::rr ( )

bool HostDBInfo::serve_stale_but_revalidate ( ) [inline]

Definition at line 202 of file I_HostDBProcessor.h.

References Debug, hostdb_serve_stale_but_revalidate, ip_interval(), and ip_timeout_interval.

Referenced by probe().

void HostDBInfo::set_deleted ( ) [inline]

Definition at line 260 of file I_HostDBProcessor.h.

References deleted.

void HostDBInfo::set_empty ( ) [inline]

Definition at line 265 of file I_HostDBProcessor.h.

References full, md5_high, md5_low, and md5_low_low.

void HostDBInfo::set_failed ( ) [inline]

Definition at line 251 of file I_HostDBProcessor.h.

References ats_ip_invalidate(), data, ip(), is_srv, and reverse_dns.

Referenced by HostDBContinuation::lookup_done().

void HostDBInfo::set_full	(	uint64_t	folded_md5,
		int	buckets
	)			`[inline]`

Definition at line 273 of file I_HostDBProcessor.h.

References full, md5_low, and md5_low_low.

char * HostDBInfo::srvname ( HostDBRoundRobin * rr )

Definition at line 70 of file HostDB.cc.

References data, HostDBRoundRobin::info, ink_assert, is_srv, HostDBRoundRobin::length, and HostDBRoundRobin::rrcount.

Referenced by HostDBContinuation::dnsEvent(), do_setby(), and HostDBRoundRobin::select_best_srv().

uint64_t HostDBInfo::tag ( ) [inline]

Definition at line 297 of file I_HostDBProcessor.h.

References md5_low, and md5_low_low.

Field Documentation

HostDBApplicationInfo HostDBInfo::app

Application specific data.

NOTE: We need an integral number of these per block. This structure is 32 bytes. (at 200k hosts = 8 Meg). Which gives us 7 bytes of application information.

Definition at line 170 of file I_HostDBProcessor.h.

Referenced by HostDBContinuation::clusterEvent(), corrupt_debugging_callout(), HostDBContinuation::dnsEvent(), HttpSM::do_hostdb_update_if_necessary(), do_setby(), HttpTransact::get_ka_info_from_host_db(), heap_offset_ptr(), HttpTransact::is_server_negative_cached(), HostDBContinuation::make_put_message(), HttpSM::mark_host_failure(), HttpSM::process_hostdb_info(), HttpSM::process_srv_info(), HostDBCache::rebuild_callout(), reset(), restore_info(), rr(), HostDBRoundRobin::select_best_http(), HostDBRoundRobin::select_best_srv(), HttpSM::set_next_state(), HttpTransact::setup_plugin_request_intercept(), and ShowHostDB::showOne().