GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/ingestion/item.cc
Date: 2026-10-11 02:40:02
Exec Total Coverage
Lines: 143 143 100.0%
Branches: 34 62 54.8%
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 4579811 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 4579811 bool has_legacy_bulk_chunk)
26 4579811 : source_(source)
27 4579811 , compression_algorithm_(compression_algorithm)
28 4579811 , hash_algorithm_(hash_algorithm)
29 4579811 , hash_suffix_(hash_suffix)
30 4579811 , has_legacy_bulk_chunk_(has_legacy_bulk_chunk)
31 4579811 , size_(kSizeUnknown)
32 4579811 , may_have_chunks_(may_have_chunks)
33
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 4579811 , chunk_detector_(min_chunk_size, avg_chunk_size, max_chunk_size)
34
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 4579811 , bulk_hash_(hash_algorithm)
35
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 4579811 , chunks_(1) {
36 4579811 const int retval = pthread_mutex_init(&lock_, NULL);
37
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 4579811 assert(retval == 0);
38 4579811 nchunks_in_fly_.store(0);
39 4579811 is_fully_chunked_.store(0);
40 4579811 }
41
42 4573932 FileItem::~FileItem() { pthread_mutex_destroy(&lock_); }
43
44 4510816 void FileItem::RegisterChunk(const FileChunk &file_chunk) {
45 4510816 const MutexLockGuard lock_guard(lock_);
46
47
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 4510816 switch (file_chunk.content_hash().suffix) {
48 8738 case shash::kSuffixPartial:
49
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 8738 chunks_.PushBack(file_chunk);
50 8738 break;
51
52 4502078 default:
53
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 4502078 assert(file_chunk.offset() == 0);
54
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 4502078 assert(file_chunk.size() == size_);
55 4502078 bulk_hash_ = file_chunk.content_hash();
56 4502078 break;
57 }
58 4510816 nchunks_in_fly_.fetch_sub(1);
59 4510816 }
60
61
62 //------------------------------------------------------------------------------
63
64
65 4721861 ChunkItem::ChunkItem(FileItem *file_item, uint64_t offset)
66 4721861 : file_item_(file_item)
67 4721861 , offset_(offset)
68 4721861 , size_(0)
69 4721861 , is_bulk_chunk_(false)
70 4721861 , upload_handle_(NULL)
71
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 4721861 , compressor_(nullptr) {
72 4720313 hash_ctx_.algorithm = file_item->hash_algorithm();
73
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 4720007 hash_ctx_.size = shash::GetContextSize(hash_ctx_.algorithm);
74 4719575 hash_ctx_.buffer = hash_ctx_buffer_;
75
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 4719575 shash::Init(hash_ctx_);
76 4720115 hash_value_.algorithm = hash_ctx_.algorithm;
77 4720115 hash_value_.suffix = shash::kSuffixPartial;
78 4720115 file_item_->IncNchunksInFly();
79 4725299 }
80
81
82 4496519 void ChunkItem::MakeBulkChunk() {
83 4496519 is_bulk_chunk_ = true;
84 4496519 hash_value_.suffix = file_item_->hash_suffix();
85 4495385 }
86
87
88 10492279 zlib::Compressor *ChunkItem::GetCompressor() {
89
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 10492279 if (compressor_.get() == nullptr) {
90 9015690 compressor_ = std::unique_ptr<zlib::Compressor>(
91
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 13521231 zlib::Compressor::Construct(file_item_->compression_algorithm()));
92 }
93 10494079 return compressor_.get();
94 }
95
96
97 4507629 void ChunkItem::ReleaseCompressor() { compressor_.reset(); }
98
99
100 //------------------------------------------------------------------------------
101
102 std::atomic<int64_t> BlockItem::managed_bytes_(0);
103
104
105 130328 BlockItem::BlockItem(ItemAllocator *allocator)
106 130328 : allocator_(allocator)
107 130328 , type_(kBlockHollow)
108 130328 , tag_(-1)
109 130328 , file_item_(NULL)
110 130328 , chunk_item_(NULL)
111 130328 , data_(NULL)
112 130328 , capacity_(0)
113 130328 , size_(0) { }
114
115
116 34591798 BlockItem::BlockItem(int64_t tag, ItemAllocator *allocator)
117 34591798 : allocator_(allocator)
118 34591798 , type_(kBlockHollow)
119 34591798 , tag_(tag)
120 34591798 , file_item_(NULL)
121 34591798 , chunk_item_(NULL)
122 34591798 , data_(NULL)
123 34591798 , capacity_(0)
124 34591798 , size_(0) {
125
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 34591798 assert(tag_ >= 0);
126 34591798 }
127
128
129 34721481 BlockItem::~BlockItem() {
130
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 34721481 if (data_)
131 15055539 allocator_->Free(data_);
132 34734645 managed_bytes_.fetch_add(-static_cast<int64_t>(capacity_));
133 34734645 }
134
135
136 4963238 void BlockItem::Discharge() {
137 4963238 data_ = NULL;
138 4963238 size_ = capacity_ = 0;
139 4963238 }
140
141
142 13723034 void BlockItem::MakeStop() {
143
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 13723034 assert(type_ == kBlockHollow);
144 13723034 type_ = kBlockStop;
145 13723034 }
146
147
148 7011411 void BlockItem::MakeData(uint32_t capacity) {
149
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 7011411 assert(type_ == kBlockHollow);
150
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 7011411 assert(allocator_ != NULL);
151
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 7011411 assert(capacity > 0);
152
153 7011411 type_ = kBlockData;
154 7011411 capacity_ = capacity;
155 7011411 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
156 7014561 managed_bytes_.fetch_add(static_cast<int64_t>(capacity_));
157 7014561 }
158
159
160 /**
161 * Move data from one block to another.
162 */
163 4968062 void BlockItem::MakeDataMove(BlockItem *other) {
164
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 4968062 assert(type_ == kBlockHollow);
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 4968062 assert(other->type_ == kBlockData);
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 4968062 assert(other->size_ > 0);
167
168 4968062 type_ = kBlockData;
169 4968062 capacity_ = size_ = other->size_;
170 4968062 data_ = other->data_;
171 4968062 allocator_ = other->allocator_;
172
173 4968062 other->Discharge();
174 4964858 }
175
176
177 /**
178 * Copy a piece of one block's data into a new block.
179 */
180 8957321 void BlockItem::MakeDataCopy(const unsigned char *data, uint32_t size) {
181
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 8957321 assert(type_ == kBlockHollow);
182
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 8957321 assert(allocator_ != NULL);
183
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 8957321 assert(size > 0);
184
185 8957321 type_ = kBlockData;
186 8957321 capacity_ = size_ = size;
187 8957321 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
188 8967568 memcpy(data_, data, size);
189 8967568 managed_bytes_.fetch_add(static_cast<int64_t>(capacity_));
190 8967568 }
191
192
193 923510 void BlockItem::Reset() {
194
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 923510 assert(type_ == kBlockData);
195
196 923510 managed_bytes_.fetch_add(-static_cast<int64_t>(capacity_));
197 923510 allocator_->Free(data_);
198 923708 data_ = NULL;
199 923708 size_ = capacity_ = 0;
200 923708 type_ = kBlockHollow;
201 923708 }
202
203
204 24197312 void BlockItem::SetChunkItem(ChunkItem *value) {
205
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 24197312 assert(value != NULL);
206
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 24197312 assert(chunk_item_ == NULL);
207 24197312 chunk_item_ = value;
208 24197312 }
209
210
211 34567635 void BlockItem::SetFileItem(FileItem *value) {
212
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 34567635 assert(value != NULL);
213
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 34567635 assert(file_item_ == NULL);
214 34567635 file_item_ = value;
215 34567635 }
216
217
218 22016 uint32_t BlockItem::Write(void *buf, uint32_t count) {
219
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 22016 assert(type_ == kBlockData);
220
221 22016 const uint32_t remaining = capacity_ - size_;
222 22016 const uint32_t nbytes = std::min(remaining, count);
223 22016 memcpy(data_ + size_, buf, nbytes);
224 22016 size_ += nbytes;
225 22016 return nbytes;
226 }
227
228