2 * Copyright (C) 1996-2014 The Squid Software Foundation and contributors
4 * Squid software is distributed under GPLv2+ license and includes
5 * contributions from numerous individuals and organizations.
6 * Please see the COPYING and CONTRIBUTORS files for details.
9 /* DEBUG: section 77 Delay Pools */
14 #include "comm/Connection.h"
15 #include "DelayTagged.h"
16 #include "NullDelayId.h"
20 DelayTagged::operator new(size_t size
)
22 DelayPools::MemoryUsed
+= sizeof (DelayTagged
);
23 return ::operator new (size
);
27 DelayTagged::operator delete (void *address
)
29 DelayPools::MemoryUsed
-= sizeof (DelayTagged
);
30 ::operator delete (address
);
33 DelayTagged::DelayTagged()
35 DelayPools::registerForUpdates (this);
38 static Splay
<DelayTaggedBucket::Pointer
>::SPLAYFREE DelayTaggedFree
;
40 DelayTagged::~DelayTagged()
42 DelayPools::deregisterForUpdates (this);
43 buckets
.destroy(DelayTaggedFree
);
46 static Splay
<DelayTaggedBucket::Pointer
>::SPLAYCMP DelayTaggedCmp
;
49 DelayTaggedCmp(DelayTaggedBucket::Pointer
const &left
, DelayTaggedBucket::Pointer
const &right
)
51 /* for rate limiting, case insensitive */
52 return left
->tag
.caseCmp(right
->tag
);
56 DelayTaggedFree(DelayTaggedBucket::Pointer
&)
59 struct DelayTaggedStatsVisitor
{
61 explicit DelayTaggedStatsVisitor(StoreEntry
*se
): sentry(se
) {}
62 void operator() (DelayTaggedBucket::Pointer
const ¤t
) {
63 current
->stats(sentry
);
68 DelayTagged::stats(StoreEntry
* sentry
)
70 spec
.stats (sentry
, "Per Tag");
72 if (spec
.restore_bps
== -1)
75 storeAppendPrintf(sentry
, "\t\tCurrent: ");
77 if (buckets
.empty()) {
78 storeAppendPrintf (sentry
, "Not used yet.\n\n");
82 DelayTaggedStatsVisitor
visitor(sentry
);
83 buckets
.visit(visitor
);
84 storeAppendPrintf(sentry
, "\n\n");
88 DelayTagged::dump(StoreEntry
*entry
) const
93 struct DelayTaggedUpdater
{
94 DelayTaggedUpdater (DelaySpec
&_spec
, int _incr
):spec(_spec
),incr(_incr
) {};
101 DelayTaggedUpdateWalkee(DelayTaggedBucket::Pointer
const ¤t
, void *state
)
103 DelayTaggedUpdater
*t
= (DelayTaggedUpdater
*)state
;
104 /* This doesn't change the value of the DelayTaggedBucket, so is safe */
105 const_cast<DelayTaggedBucket
*>(current
.getRaw())->theBucket
.update(t
->spec
, t
->incr
);
108 struct DelayTaggedUpdateVisitor
{
109 DelayTaggedUpdater
*updater
;
110 explicit DelayTaggedUpdateVisitor(DelayTaggedUpdater
*u
) : updater(u
) {}
111 void operator() (DelayTaggedBucket::Pointer
const ¤t
) {
112 const_cast<DelayTaggedBucket
*>(current
.getRaw())->theBucket
.update(updater
->spec
, updater
->incr
);
117 DelayTagged::update(int incr
)
119 DelayTaggedUpdater
updater(spec
, incr
);
120 DelayTaggedUpdateVisitor
visitor(&updater
);
121 buckets
.visit(visitor
);
131 DelayIdComposite::Pointer
133 DelayTagged::id(CompositePoolNode::CompositeSelectionDetails
&details
)
135 if (!details
.tag
.size())
136 return new NullDelayId
;
138 return new Id(this, details
.tag
);
142 DelayTagged::Id::operator new(size_t size
)
144 DelayPools::MemoryUsed
+= sizeof (Id
);
145 return ::operator new (size
);
149 DelayTagged::Id::operator delete (void *address
)
151 DelayPools::MemoryUsed
-= sizeof (Id
);
152 ::operator delete (address
);
156 DelayTaggedBucket::operator new(size_t size
)
158 DelayPools::MemoryUsed
+= sizeof (DelayTaggedBucket
);
159 return ::operator new (size
);
163 DelayTaggedBucket::operator delete (void *address
)
165 DelayPools::MemoryUsed
-= sizeof (DelayTaggedBucket
);
166 ::operator delete (address
);
169 DelayTaggedBucket::DelayTaggedBucket(String
&aTag
) : tag (aTag
)
171 debugs(77, 3, "DelayTaggedBucket::DelayTaggedBucket");
174 DelayTaggedBucket::~DelayTaggedBucket()
176 debugs(77, 3, "DelayTaggedBucket::~DelayTaggedBucket");
180 DelayTaggedBucket::stats(StoreEntry
*entry
) const
182 storeAppendPrintf(entry
, " " SQUIDSTRINGPH
":", SQUIDSTRINGPRINT(tag
));
183 theBucket
.stats(entry
);
186 DelayTagged::Id::Id(DelayTagged::Pointer aDelayTagged
, String
&aTag
) : theTagged(aDelayTagged
)
188 theBucket
= new DelayTaggedBucket(aTag
);
189 DelayTaggedBucket::Pointer
const *existing
= theTagged
->buckets
.find(theBucket
, DelayTaggedCmp
);
192 theBucket
= *existing
;
196 theBucket
->theBucket
.init(theTagged
->spec
);
197 theTagged
->buckets
.insert (theBucket
, DelayTaggedCmp
);
200 DelayTagged::Id::~Id()
202 debugs(77, 3, "DelayTagged::Id::~Id");
206 DelayTagged::Id::bytesWanted (int min
, int max
) const
208 return theBucket
->theBucket
.bytesWanted(min
,max
);
212 DelayTagged::Id::bytesIn(int qty
)
214 theBucket
->theBucket
.bytesIn(qty
);
218 DelayTagged::Id::delayRead(DeferredRead
const &aRead
)
220 theTagged
->delayRead(aRead
);