GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/ingestion/item.cc
Date: 2026-02-22 02:35:58
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 6833220 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 6833220 bool has_legacy_bulk_chunk)
26 6833220 : source_(source)
27 6833220 , compression_algorithm_(compression_algorithm)
28 6833220 , hash_algorithm_(hash_algorithm)
29 6833220 , hash_suffix_(hash_suffix)
30 6833220 , has_legacy_bulk_chunk_(has_legacy_bulk_chunk)
31 6833220 , size_(kSizeUnknown)
32 6833220 , may_have_chunks_(may_have_chunks)
33
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 6833220 , chunk_detector_(min_chunk_size, avg_chunk_size, max_chunk_size)
34
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 6833220 , bulk_hash_(hash_algorithm)
35
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 13666440 , chunks_(1) {
36 6833220 const int retval = pthread_mutex_init(&lock_, NULL);
37
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 6833220 assert(retval == 0);
38 6833220 atomic_init64(&nchunks_in_fly_);
39 6833220 atomic_init32(&is_fully_chunked_);
40 6833220 }
41
42 6830079 FileItem::~FileItem() { pthread_mutex_destroy(&lock_); }
43
44 6764165 void FileItem::RegisterChunk(const FileChunk &file_chunk) {
45 6764165 const MutexLockGuard lock_guard(lock_);
46
47
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 6764165 switch (file_chunk.content_hash().suffix) {
48 12035 case shash::kSuffixPartial:
49
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 12035 chunks_.PushBack(file_chunk);
50 12035 break;
51
52 6752130 default:
53
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 6752130 assert(file_chunk.offset() == 0);
54
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 6752130 assert(file_chunk.size() == size_);
55 6752130 bulk_hash_ = file_chunk.content_hash();
56 6752130 break;
57 }
58 6764165 atomic_dec64(&nchunks_in_fly_);
59 6764165 }
60
61
62 //------------------------------------------------------------------------------
63
64
65 6905493 ChunkItem::ChunkItem(FileItem *file_item, uint64_t offset)
66 6901821 : file_item_(file_item)
67 6901821 , offset_(offset)
68 6901821 , size_(0)
69 6901821 , is_bulk_chunk_(false)
70 6901821 , upload_handle_(NULL)
71
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 6905493 , compressor_(NULL) {
72 6907788 hash_ctx_.algorithm = file_item->hash_algorithm();
73
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 6903954 hash_ctx_.size = shash::GetContextSize(hash_ctx_.algorithm);
74 6902874 hash_ctx_.buffer = hash_ctx_buffer_;
75
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 6902874 shash::Init(hash_ctx_);
76 6905790 hash_value_.algorithm = hash_ctx_.algorithm;
77 6905790 hash_value_.suffix = shash::kSuffixPartial;
78 6905790 file_item_->IncNchunksInFly();
79 6914646 }
80
81
82 6736806 void ChunkItem::MakeBulkChunk() {
83 6736806 is_bulk_chunk_ = true;
84 6736806 hash_value_.suffix = file_item_->hash_suffix();
85 6734916 }
86
87
88 15577040 zlib::Compressor *ChunkItem::GetCompressor() {
89
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 15577040 if (!compressor_.IsValid()) {
90 compressor_ = zlib::Compressor::Construct(
91
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 6727186 file_item_->compression_algorithm());
92 }
93 15597425 return compressor_.weak_ref();
94 }
95
96
97 6747436 void ChunkItem::ReleaseCompressor() { compressor_.Destroy(); }
98
99
100 //------------------------------------------------------------------------------
101
102 atomic_int64 BlockItem::managed_bytes_ = 0;
103
104
105 117208 BlockItem::BlockItem(ItemAllocator *allocator)
106 117208 : allocator_(allocator)
107 117208 , type_(kBlockHollow)
108 117208 , tag_(-1)
109 117208 , file_item_(NULL)
110 117208 , chunk_item_(NULL)
111 117208 , data_(NULL)
112 117208 , capacity_(0)
113 117208 , size_(0) { }
114
115
116 49359064 BlockItem::BlockItem(int64_t tag, ItemAllocator *allocator)
117 49019362 : allocator_(allocator)
118 49019362 , type_(kBlockHollow)
119 49019362 , tag_(tag)
120 49019362 , file_item_(NULL)
121 49019362 , chunk_item_(NULL)
122 49019362 , data_(NULL)
123 49019362 , capacity_(0)
124 49359064 , size_(0) {
125
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 49019362 assert(tag_ >= 0);
126 49019362 }
127
128
129 49214846 BlockItem::~BlockItem() {
130
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 49214846 if (data_)
131 20883168 allocator_->Free(data_);
132 49234502 atomic_xadd64(&managed_bytes_, -static_cast<int64_t>(capacity_));
133 49635696 }
134
135
136 7437326 void BlockItem::Discharge() {
137 7437326 data_ = NULL;
138 7437326 size_ = capacity_ = 0;
139 7437326 }
140
141
142 20288540 void BlockItem::MakeStop() {
143
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 20288540 assert(type_ == kBlockHollow);
144 20288540 type_ = kBlockStop;
145 20288540 }
146
147
148 10431865 void BlockItem::MakeData(uint32_t capacity) {
149
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 10431865 assert(type_ == kBlockHollow);
150
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 10431865 assert(allocator_ != NULL);
151
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 10431865 assert(capacity > 0);
152
153 10431865 type_ = kBlockData;
154 10431865 capacity_ = capacity;
155 10431865 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
156 10466911 atomic_xadd64(&managed_bytes_, static_cast<int64_t>(capacity_));
157 10470934 }
158
159
160 /**
161 * Move data from one block to another.
162 */
163 7435382 void BlockItem::MakeDataMove(BlockItem *other) {
164
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 7435382 assert(type_ == kBlockHollow);
165
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 7435382 assert(other->type_ == kBlockData);
166
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 7435382 assert(other->size_ > 0);
167
168 7435382 type_ = kBlockData;
169 7435382 capacity_ = size_ = other->size_;
170 7435382 data_ = other->data_;
171 7435382 allocator_ = other->allocator_;
172
173 7435382 other->Discharge();
174 7435193 }
175
176
177 /**
178 * Copy a piece of one block's data into a new block.
179 */
180 11477866 void BlockItem::MakeDataCopy(const unsigned char *data, uint32_t size) {
181
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 11477866 assert(type_ == kBlockHollow);
182
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 11477866 assert(allocator_ != NULL);
183
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 11477866 assert(size > 0);
184
185 11477866 type_ = kBlockData;
186 11477866 capacity_ = size_ = size;
187 11477866 data_ = reinterpret_cast<unsigned char *>(allocator_->Malloc(capacity_));
188 11492278 memcpy(data_, data, size);
189 11492278 atomic_xadd64(&managed_bytes_, static_cast<int64_t>(capacity_));
190 11489847 }
191
192
193 1049702 void BlockItem::Reset() {
194
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 1049702 assert(type_ == kBlockData);
195
196 1049702 atomic_xadd64(&managed_bytes_, -static_cast<int64_t>(capacity_));
197 1049972 allocator_->Free(data_);
198 1049945 data_ = NULL;
199 1049945 size_ = capacity_ = 0;
200 1049945 type_ = kBlockHollow;
201 1049945 }
202
203
204 34114898 void BlockItem::SetChunkItem(ChunkItem *value) {
205
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 34114898 assert(value != NULL);
206
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 34114898 assert(chunk_item_ == NULL);
207 34114898 chunk_item_ = value;
208 34114898 }
209
210
211 48897460 void BlockItem::SetFileItem(FileItem *value) {
212
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 48897460 assert(value != NULL);
213
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 48897460 assert(file_item_ == NULL);
214 48897460 file_item_ = value;
215 48897460 }
216
217
218 15872 uint32_t BlockItem::Write(void *buf, uint32_t count) {
219
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 15872 assert(type_ == kBlockData);
220
221 15872 const uint32_t remaining = capacity_ - size_;
222 15872 const uint32_t nbytes = std::min(remaining, count);
223 15872 memcpy(data_ + size_, buf, nbytes);
224 15872 size_ += nbytes;
225 15872 return nbytes;
226 }
227