src/DelayPool.cc

   1
   2 /*
   3  * $Id: DelayPool.cc,v 1.5 2003/08/04 22:14:40 robertc Exp $
   4  *
   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>
   9  *
  10  * SQUID Web Proxy Cache          http://www.squid-cache.org/
  11  * ----------------------------------------------------------
  12  *
  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.
  21  *
  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.
  26  *
  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.
  31  *
  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.
  35  *
  36  *
  37  * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
  38  */
  39
  40 #include "config.h"
  41
  42 #if DELAY_POOLS
  43 #include "DelayPool.h"
  44 #include "CommonPool.h"
  45 #include "ACL.h"
  46 #include "Store.h"
  47
  48 DelayPool::DelayPool() : pool (NULL), access (NULL)
  49 {
  50     pool = CommonPool::Factory(0, theComposite_);
  51 }
  52
  53 DelayPool::~DelayPool()
  54 {
  55     if (pool)
  56         freeData();
  57
  58     if (access)
  59         aclDestroyAccessList(&access);
  60 }
  61
  62 void
  63 DelayPool::parse()
  64 {
  65     assert (theComposite().getRaw());
  66     theComposite()->parse();
  67 }
  68
  69 void
  70 DelayPool::dump (StoreEntry *entry, unsigned int i) const
  71 {
  72     if (!theComposite().getRaw())
  73         return;
  74
  75     storeAppendPrintf(entry, "delay_class %d %s\n", i + 1, pool->theClassTypeLabel());
  76
  77     LOCAL_ARRAY(char, nom, 32);
  78
  79     snprintf(nom, 32, "delay_access %d", i + 1);
  80
  81     dump_acl_access(entry, nom, access);
  82
  83     storeAppendPrintf(entry, "delay_parameters %d", i + 1);
  84
  85     theComposite()->dump (entry);
  86
  87     storeAppendPrintf(entry, "\n");
  88 }
  89
  90 void
  91 DelayPool::createPool(u_char delay_class)
  92 {
  93     if (pool)
  94         freeData();
  95
  96     pool = CommonPool::Factory(delay_class, theComposite_);
  97 }
  98
  99 void
 100 DelayPool::freeData()
 101 {
 102     delete pool;
 103     pool = NULL;
 104 }
 105
 106 /* XXX create DelayIdComposite.cc */
 107 void
 108 CompositePoolNode::delayRead(DeferredRead const &aRead)
 109 {
 110     deferredReads.delayRead(aRead);
 111 }
 112
 113 #include "comm.h"
 114
 115 void
 116 CompositePoolNode::kickReads()
 117 {
 118     /* we only start one, because delay pools may have **many** attached connections,
 119      * and kicking them all off would be chaotic.
 120      * This may need to be reviewed.
 121      */
 122     deferredReads.kickReads(1);
 123 }
 124
 125 #endif