]>
git.ipfire.org Git - thirdparty/squid.git/blob - src/DelayId.cc
3 * $Id: DelayId.cc,v 1.9 2003/05/17 22:54:29 robertc Exp $
5 * DEBUG: section 77 Delay Pools
6 * AUTHOR: Robert Collins <robertc@squid-cache.org>
7 * Based upon original delay pools code by
8 * David Luyer <david@luyer.net>
10 * SQUID Web Proxy Cache http://www.squid-cache.org/
11 * ----------------------------------------------------------
13 * Squid is the result of efforts by numerous individuals from
14 * the Internet community; see the CONTRIBUTORS file for full
15 * details. Many organizations have provided support for Squid's
16 * development; see the SPONSORS file for full details. Squid is
17 * Copyrighted (C) 2001 by the Regents of the University of
18 * California; see the COPYRIGHT file for full details. Squid
19 * incorporates software developed and/or copyrighted by other
20 * sources; see the CREDITS file for full details.
22 * This program is free software; you can redistribute it and/or modify
23 * it under the terms of the GNU General Public License as published by
24 * the Free Software Foundation; either version 2 of the License, or
25 * (at your option) any later version.
27 * This program is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 * GNU General Public License for more details.
32 * You should have received a copy of the GNU General Public License
33 * along with this program; if not, write to the Free Software
34 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
37 * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
43 #error DELAY_POOLS not enabled
47 #include "client_side_request.h"
48 #include "ACLChecklist.h"
49 #include "DelayPools.h"
50 #include "DelayPool.h"
51 #include "HttpRequest.h"
54 DelayId::DelayId () : pool_ (0), compositeId(NULL
), markedAsNoDelay(false)
57 DelayId::DelayId (unsigned short aPool
) :
58 pool_ (aPool
), compositeId (NULL
), markedAsNoDelay (false)
60 debug (77,3)("DelayId::DelayId: Pool %du\n", aPool
);
67 DelayId::compositePosition(DelayIdComposite::Pointer newPosition
)
69 compositeId
= newPosition
;
79 DelayId::operator == (DelayId
const &rhs
) const
81 /* Doesn't compare composites properly....
82 * only use to test against default ID's
84 return pool_
== rhs
.pool_
&& compositeId
== rhs
.compositeId
;
87 DelayId::operator bool() const
89 return pool_
|| compositeId
.getRaw();
92 /* create a delay Id for a given request */
94 DelayId::DelayClient(clientHttpRequest
* http
)
101 if (r
->client_addr
.s_addr
== INADDR_BROADCAST
) {
102 debug(77, 2) ("delayClient: WARNING: Called with 'allones' address, ignoring\n");
106 for (pool
= 0; pool
< DelayPools::pools(); pool
++) {
108 ch
.src_addr
= r
->client_addr
;
109 ch
.my_addr
= r
->my_addr
;
110 ch
.my_port
= r
->my_port
;
113 ch
.conn(cbdataReference(http
->conn
));
115 ch
.request
= requestLink(r
);
117 if (DelayPools::delay_data
[pool
].theComposite().getRaw() &&
118 aclCheckFast(DelayPools::delay_data
[pool
].access
, &ch
)) {
119 DelayId
result (pool
+ 1);
120 result
.compositePosition(DelayPools::delay_data
[pool
].theComposite()->id(ch
.src_addr
, r
->auth_user_request
));
130 DelayId::setNoDelay(bool const newValue
)
132 markedAsNoDelay
= newValue
;
136 * this returns the number of bytes the client is permitted. it does not take
137 * into account bytes already buffered - that is up to the caller.
140 DelayId::bytesWanted(int minimum
, int maximum
) const
144 if (! (*this) || markedAsNoDelay
)
145 return max(minimum
, maximum
);
148 int nbytes
= max(minimum
, maximum
);
150 if (compositeId
.getRaw())
151 nbytes
= compositeId
->bytesWanted(minimum
, nbytes
);
157 * this records actual bytes recieved. always recorded, even if the
158 * class is disabled - it's more efficient to just do it than to do all
162 DelayId::bytesIn(int qty
)
170 unsigned short tempPool
= pool() - 1;
172 assert (tempPool
!= 0xFFFF);
174 if (compositeId
.getRaw())
175 compositeId
->bytesIn(qty
);
179 DelayId::delayRead(DeferredRead
const &aRead
)
181 assert (compositeId
.getRaw());
182 compositeId
->delayRead(aRead
);