GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/ingestion/item.cc
Date: 2026-08-30 02:40:36
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 11147801 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 11147801 bool has_legacy_bulk_chunk)
26 11147801 : source_(source)
27 11147801 , compression_algorithm_(compression_algorithm)
28 11147801 , hash_algorithm_(hash_algorithm)
29 11147801 , hash_suffix_(hash_suffix)
30 11147801 , has_legacy_bulk_chunk_(has_legacy_bulk_chunk)
31 11147801 , size_(kSizeUnknown)
32 11147801 , may_have_chunks_(may_have_chunks)
33
1/2
✓ Branch 1 taken 11147801 times.
✗ Branch 2 not taken.
 11147801 , chunk_detector_(min_chunk_size, avg_chunk_size, max_chunk_size)
34
1/2
✓ Branch 1 taken 11147801 times.
✗ Branch 2 not taken.
 11147801 , bulk_hash_(hash_algorithm)
35
1/2
✓ Branch 2 taken 11147801 times.
✗ Branch 3 not taken.
 22295602 , chunks_(1) {
36 11147801 const int retval = pthread_mutex_init(&lock_, NULL);
37
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 11147801 times.
 11147801 assert(retval == 0);
38 11147801 atomic_init64(&nchunks_in_fly_);
39 11147801 atomic_init32(&is_fully_chunked_);
40 11147801 }
41
42 11140189 FileItem::~FileItem() { pthread_mutex_destroy(&lock_); }
43
44 11021747 void FileItem::RegisterChunk(const FileChunk &file_chunk) {
45 11021747 const MutexLockGuard lock_guard(lock_);
46
47
2/2
✓ Branch 1 taken 18188 times.
✓ Branch 2 taken 11003559 times.
 11021747 switch (file_chunk.content_hash().suffix) {
48 18188 case shash::kSuffixPartial:
49
1/2
✓ Branch 1 taken 18188 times.
✗ Branch 2 not taken.
 18188 chunks_.PushBack(file_chunk);
50 18188 break;
51
52 11003559 default:
53
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 11003559 times.
 11003559 assert(file_chunk.offset() == 0);
54
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 11003559 times.
 11003559 assert(file_chunk.size() == size_);
55 11003559 bulk_hash_ = file_chunk.content_hash();
56 11003559 break;
57 }
58 11021747 atomic_dec64(&nchunks_in_fly_);
59 11021747 }
60
61
62 //------------------------------------------------------------------------------
63
64
65 11041429 ChunkItem::ChunkItem(FileItem *file_item, uint64_t offset)
66 11040769 : file_item_(file_item)
67 11040769 , offset_(offset)
68 11040769 , size_(0)
69 11040769 , is_bulk_chunk_(false)
70 11040769 , upload_handle_(NULL)
71
1/2
✓ Branch 4 taken 11039889 times.
✗ Branch 5 not taken.
 11041429 , compressor_(nullptr) {
72 11039889 hash_ctx_.algorithm = file_item->hash_algorithm();
73
1/2
✓ Branch 1 taken 11041517 times.
✗ Branch 2 not taken.
 11040681 hash_ctx_.size = shash::GetContextSize(hash_ctx_.algorithm);
74 11041517 hash_ctx_.buffer = hash_ctx_buffer_;
75
1/2
✓ Branch 1 taken 11041429 times.
✗ Branch 2 not taken.
 11041517 shash::Init(hash_ctx_);
76 11041429 hash_value_.algorithm = hash_ctx_.algorithm;
77 11041429 hash_value_.suffix = shash::kSuffixPartial;
78 11041429 file_item_->IncNchunksInFly();
79 11048249 }
80
81
82 10992665 void ChunkItem::MakeBulkChunk() {
83 10992665 is_bulk_chunk_ = true;
84 10992665 hash_value_.suffix = file_item_->hash_suffix();
85 10989717 }
86
87
88 25589696 zlib::Compressor *ChunkItem::GetCompressor() {
89
2/2
✓ Branch 1 taken 11012101 times.
✓ Branch 2 taken 14581379 times.
 25589696 if (compressor_.get() == nullptr) {
90 22032914 compressor_ = std::unique_ptr<zlib::Compressor>(
91
1/2
✓ Branch 2 taken 11017601 times.
✗ Branch 3 not taken.
 33045983 zlib::Compressor::Construct(file_item_->compression_algorithm()));
92 }
93 25598100 return compressor_.get();
94 }
95
96
97 11018085 void ChunkItem::ReleaseCompressor() { compressor_.reset(); }
98
99
100 //------------------------------------------------------------------------------
101
102 atomic_int64 BlockItem::managed_bytes_ = 0;
103
104
105 205440 BlockItem::BlockItem(ItemAllocator *allocator)
106 205440 : allocator_(allocator)
107 205440 , type_(kBlockHollow)
108 205440 , tag_(-1)
109 205440 , file_item_(NULL)
110 205440 , chunk_item_(NULL)
111 205440 , data_(NULL)
112 205440 , capacity_(0)
113 205440 , size_(0) { }
114
115
116 78253654 BlockItem::BlockItem(int64_t tag, ItemAllocator *allocator)
117 78182812 : allocator_(allocator)
118 78182812 , type_(kBlockHollow)
119 78182812 , tag_(tag)
120 78182812 , file_item_(NULL)
121 78182812 , chunk_item_(NULL)
122 78182812 , data_(NULL)
123 78182812 , capacity_(0)
124 78253654 , size_(0) {
125
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 78182812 times.
 78182812 assert(tag_ >= 0);
126 78182812 }
127
128
129 78453428 BlockItem::~BlockItem() {
130
2/2
✓ Branch 0 taken 31934228 times.
✓ Branch 1 taken 46519200 times.
 78453428 if (data_)
131 31934228 allocator_->Free(data_);
132 78464648 atomic_xadd64(&managed_bytes_, -static_cast<int64_t>(capacity_));
133 78548066 }
134
135
136 12110699 void BlockItem::Discharge() {
137 12110699 data_ = NULL;
138 12110699 size_ = capacity_ = 0;
139 12110699 }
140
141
142 33042673 void BlockItem::MakeStop() {
143
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 33042673 times.
 33042673 assert(type_ == kBlockHollow);
144 33042673 type_ = kBlockStop;
145 33042673 }
146
147
148 17058370 void BlockItem::MakeData(uint32_t capacity) {
149
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 17058370 times.
 17058370 assert(type_ == kBlockHollow);
150
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 17058370 times.
 17058370 assert(allocator_ != NULL);
151
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 17058370 times.
 17058370 assert(capacity > 0);
152
153 17058370 type_ = kBlockData;
154 17058370 capacity_ = capacity;
155 17058370 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
156 17066070 atomic_xadd64(&managed_bytes_, static_cast<int64_t>(capacity_));
157 17066158 }
158
159
160 /**
161 * Move data from one block to another.
162 */
163 12112283 void BlockItem::MakeDataMove(BlockItem *other) {
164
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 12112283 times.
 12112283 assert(type_ == kBlockHollow);
165
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 12112283 times.
 12112283 assert(other->type_ == kBlockData);
166
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 12112283 times.
 12112283 assert(other->size_ > 0);
167
168 12112283 type_ = kBlockData;
169 12112283 capacity_ = size_ = other->size_;
170 12112283 data_ = other->data_;
171 12112283 allocator_ = other->allocator_;
172
173 12112283 other->Discharge();
174 12104583 }
175
176
177 /**
178 * Copy a piece of one block's data into a new block.
179 */
180 16072212 void BlockItem::MakeDataCopy(const unsigned char *data, uint32_t size) {
181
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 16072212 times.
 16072212 assert(type_ == kBlockHollow);
182
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 16072212 times.
 16072212 assert(allocator_ != NULL);
183
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 16072212 times.
 16072212 assert(size > 0);
184
185 16072212 type_ = kBlockData;
186 16072212 capacity_ = size_ = size;
187 16072212 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
188 16138640 memcpy(data_, data, size);
189 16138640 atomic_xadd64(&managed_bytes_, static_cast<int64_t>(capacity_));
190 16133634 }
191
192
193 1264596 void BlockItem::Reset() {
194
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1264596 times.
 1264596 assert(type_ == kBlockData);
195
196 1264596 atomic_xadd64(&managed_bytes_, -static_cast<int64_t>(capacity_));
197 1265344 allocator_->Free(data_);
198 1265300 data_ = NULL;
199 1265300 size_ = capacity_ = 0;
200 1265300 type_ = kBlockHollow;
201 1265300 }
202
203
204 53826008 void BlockItem::SetChunkItem(ChunkItem *value) {
205
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 53826008 times.
 53826008 assert(value != NULL);
206
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 53826008 times.
 53826008 assert(chunk_item_ == NULL);
207 53826008 chunk_item_ = value;
208 53826008 }
209
210
211 78149714 void BlockItem::SetFileItem(FileItem *value) {
212
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 78149714 times.
 78149714 assert(value != NULL);
213
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 78149714 times.
 78149714 assert(file_item_ == NULL);
214 78149714 file_item_ = value;
215 78149714 }
216
217
218 3072 uint32_t BlockItem::Write(void *buf, uint32_t count) {
219
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3072 times.
 3072 assert(type_ == kBlockData);
220
221 3072 const uint32_t remaining = capacity_ - size_;
222 3072 const uint32_t nbytes = std::min(remaining, count);
223 3072 memcpy(data_ + size_, buf, nbytes);
224 3072 size_ += nbytes;
225 3072 return nbytes;
226 }
227