GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/ingestion/item.cc
Date: 2026-05-24 02:35:55
Exec Total Coverage
Lines: 142 142 100.0%
Branches: 35 64 54.7%
Line Branch Exec Source
1 /**
2 * This file is part of the CernVM File System.
3 */
4
5 #include "item.h"
6
7 #include <algorithm>
8 #include <cassert>
9 #include <cstdlib>
10 #include <cstring>
11
12 #include "ingestion/ingestion_source.h"
13 #include "item_mem.h"
14 #include "util/concurrency.h"
15 #include "util/smalloc.h"
16
17 2569642 FileItem::FileItem(IngestionSource *source,
18 uint64_t min_chunk_size,
19 uint64_t avg_chunk_size,
20 uint64_t max_chunk_size,
21 zlib::Algorithms compression_algorithm,
22 shash::Algorithms hash_algorithm,
23 shash::Suffix hash_suffix,
24 bool may_have_chunks,
25 2569642 bool has_legacy_bulk_chunk)
26 2569642 : source_(source)
27 2569642 , compression_algorithm_(compression_algorithm)
28 2569642 , hash_algorithm_(hash_algorithm)
29 2569642 , hash_suffix_(hash_suffix)
30 2569642 , has_legacy_bulk_chunk_(has_legacy_bulk_chunk)
31 2569642 , size_(kSizeUnknown)
32 2569642 , may_have_chunks_(may_have_chunks)
33
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 2569642 , chunk_detector_(min_chunk_size, avg_chunk_size, max_chunk_size)
34
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 2569642 , bulk_hash_(hash_algorithm)
35
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 5139284 , chunks_(1) {
36 2569642 const int retval = pthread_mutex_init(&lock_, NULL);
37
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 2569642 assert(retval == 0);
38 2569642 atomic_init64(&nchunks_in_fly_);
39 2569642 atomic_init32(&is_fully_chunked_);
40 2569642 }
41
42 2566821 FileItem::~FileItem() { pthread_mutex_destroy(&lock_); }
43
44 2506557 void FileItem::RegisterChunk(const FileChunk &file_chunk) {
45 2506557 const MutexLockGuard lock_guard(lock_);
46
47
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 2506557 switch (file_chunk.content_hash().suffix) {
48 4506 case shash::kSuffixPartial:
49
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 4506 chunks_.PushBack(file_chunk);
50 4506 break;
51
52 2502051 default:
53
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 2502051 assert(file_chunk.offset() == 0);
54
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 2502051 assert(file_chunk.size() == size_);
55 2502051 bulk_hash_ = file_chunk.content_hash();
56 2502051 break;
57 }
58 2506557 atomic_dec64(&nchunks_in_fly_);
59 2506557 }
60
61
62 //------------------------------------------------------------------------------
63
64
65 2566560 ChunkItem::ChunkItem(FileItem *file_item, uint64_t offset)
66 2564820 : file_item_(file_item)
67 2564820 , offset_(offset)
68 2564820 , size_(0)
69 2564820 , is_bulk_chunk_(false)
70 2564820 , upload_handle_(NULL)
71
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 2566560 , compressor_(NULL) {
72 2566850 hash_ctx_.algorithm = file_item->hash_algorithm();
73
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 2565520 hash_ctx_.size = shash::GetContextSize(hash_ctx_.algorithm);
74 2565240 hash_ctx_.buffer = hash_ctx_buffer_;
75
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 2565240 shash::Init(hash_ctx_);
76 2565420 hash_value_.algorithm = hash_ctx_.algorithm;
77 2565420 hash_value_.suffix = shash::kSuffixPartial;
78 2565420 file_item_->IncNchunksInFly();
79 2569710 }
80
81
82 2495650 void ChunkItem::MakeBulkChunk() {
83 2495650 is_bulk_chunk_ = true;
84 2495650 hash_value_.suffix = file_item_->hash_suffix();
85 2494830 }
86
87
88 5771467 zlib::Compressor *ChunkItem::GetCompressor() {
89
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 5771467 if (!compressor_.IsValid()) {
90 compressor_ = zlib::Compressor::Construct(
91
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 2493484 file_item_->compression_algorithm());
92 }
93 5779167 return compressor_.weak_ref();
94 }
95
96
97 2500034 void ChunkItem::ReleaseCompressor() { compressor_.Destroy(); }
98
99
100 //------------------------------------------------------------------------------
101
102 atomic_int64 BlockItem::managed_bytes_ = 0;
103
104
105 64600 BlockItem::BlockItem(ItemAllocator *allocator)
106 64600 : allocator_(allocator)
107 64600 , type_(kBlockHollow)
108 64600 , tag_(-1)
109 64600 , file_item_(NULL)
110 64600 , chunk_item_(NULL)
111 64600 , data_(NULL)
112 64600 , capacity_(0)
113 64600 , size_(0) { }
114
115
116 18368952 BlockItem::BlockItem(int64_t tag, ItemAllocator *allocator)
117 18225305 : allocator_(allocator)
118 18225305 , type_(kBlockHollow)
119 18225305 , tag_(tag)
120 18225305 , file_item_(NULL)
121 18225305 , chunk_item_(NULL)
122 18225305 , data_(NULL)
123 18225305 , capacity_(0)
124 18368952 , size_(0) {
125
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 18225305 assert(tag_ >= 0);
126 18225305 }
127
128
129 18339242 BlockItem::~BlockItem() {
130
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 18339242 if (data_)
131 7794517 allocator_->Free(data_);
132 18349782 atomic_xadd64(&managed_bytes_, -static_cast<int64_t>(capacity_));
133 18490231 }
134
135
136 2751857 void BlockItem::Discharge() {
137 2751857 data_ = NULL;
138 2751857 size_ = capacity_ = 0;
139 2751857 }
140
141
142 7521315 void BlockItem::MakeStop() {
143
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 7521315 assert(type_ == kBlockHollow);
144 7521315 type_ = kBlockStop;
145 7521315 }
146
147
148 3851213 void BlockItem::MakeData(uint32_t capacity) {
149
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 3851213 assert(type_ == kBlockHollow);
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 3851213 assert(allocator_ != NULL);
151
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 3851213 assert(capacity > 0);
152
153 3851213 type_ = kBlockData;
154 3851213 capacity_ = capacity;
155 3851213 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
156 3865723 atomic_xadd64(&managed_bytes_, static_cast<int64_t>(capacity_));
157 3867233 }
158
159
160 /**
161 * Move data from one block to another.
162 */
163 2753917 void BlockItem::MakeDataMove(BlockItem *other) {
164
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 2753917 assert(type_ == kBlockHollow);
165
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 2753917 assert(other->type_ == kBlockData);
166
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 2753917 assert(other->size_ > 0);
167
168 2753917 type_ = kBlockData;
169 2753917 capacity_ = size_ = other->size_;
170 2753917 data_ = other->data_;
171 2753917 allocator_ = other->allocator_;
172
173 2753917 other->Discharge();
174 2751037 }
175
176
177 /**
178 * Copy a piece of one block's data into a new block.
179 */
180 4339233 void BlockItem::MakeDataCopy(const unsigned char *data, uint32_t size) {
181
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 4339233 assert(type_ == kBlockHollow);
182
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 4339233 assert(allocator_ != NULL);
183
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 4339233 assert(size > 0);
184
185 4339233 type_ = kBlockData;
186 4339233 capacity_ = size_ = size;
187 4339233 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
188 4345963 memcpy(data_, data, size);
189 4345963 atomic_xadd64(&managed_bytes_, static_cast<int64_t>(capacity_));
190 4345280 }
191
192
193 403948 void BlockItem::Reset() {
194
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 403948 assert(type_ == kBlockData);
195
196 403948 atomic_xadd64(&managed_bytes_, -static_cast<int64_t>(capacity_));
197 404118 allocator_->Free(data_);
198 404088 data_ = NULL;
199 404088 size_ = capacity_ = 0;
200 404088 type_ = kBlockHollow;
201 404088 }
202
203
204 12700278 void BlockItem::SetChunkItem(ChunkItem *value) {
205
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 12700278 assert(value != NULL);
206
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 12700278 assert(chunk_item_ == NULL);
207 12700278 chunk_item_ = value;
208 12700278 }
209
210
211 18176087 void BlockItem::SetFileItem(FileItem *value) {
212
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 18176087 assert(value != NULL);
213
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 18176087 assert(file_item_ == NULL);
214 18176087 file_item_ = value;
215 18176087 }
216
217
218 6656 uint32_t BlockItem::Write(void *buf, uint32_t count) {
219
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 6656 assert(type_ == kBlockData);
220
221 6656 const uint32_t remaining = capacity_ - size_;
222 6656 const uint32_t nbytes = std::min(remaining, count);
223 6656 memcpy(data_ + size_, buf, nbytes);
224 6656 size_ += nbytes;
225 6656 return nbytes;
226 }
227