GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/upload_s3.cc
Date: 2026-01-25 02:35:50
Exec Total Coverage
Lines: 202 285 70.9%
Branches: 179 436 41.1%
Line Branch Exec Source
1 /**
2 * This file is part of the CernVM File System.
3 */
4
5 #include "upload_s3.h"
6
7 #include <errno.h>
8 #include <fcntl.h>
9 #include <inttypes.h>
10 #include <unistd.h>
11
12 #include <string>
13 #include <vector>
14
15 #include "compression/compression.h"
16 #include "network/s3fanout.h"
17 #include "options.h"
18 #include "util/exception.h"
19 #include "util/logging.h"
20 #include "util/posix.h"
21 #include "util/string.h"
22
23 namespace upload {
24
25 /*
26 * Allowed values of x-amz-acl according to S3 API
27 */
28 static const char *x_amz_acl_allowed_values_[8] = {"private",
29 "public-read",
30 "public-write",
31 "authenticated-read",
32 "aws-exec-read",
33 "bucket-owner-read",
34 "bucket-owner-full-control",
35 ""};
36
37 4608 void S3Uploader::RequestCtrl::WaitFor() {
38 char c;
39
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 4608 ReadPipe(pipe_wait[0], &c, 1);
40
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 4608 assert(c == 'c');
41
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 4608 ClosePipe(pipe_wait);
42 4608 }
43
44
45 108 S3Uploader::S3Uploader(const SpoolerDefinition &spooler_definition)
46 : AbstractUploader(spooler_definition)
47 108 , dns_buckets_(true)
48 108 , num_parallel_uploads_(kDefaultNumParallelUploads)
49 108 , num_retries_(kDefaultNumRetries)
50 108 , timeout_sec_(kDefaultTimeoutSec)
51 108 , authz_method_(s3fanout::kAuthzAwsV2)
52 108 , peek_before_put_(true)
53 108 , use_https_(false)
54
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 108 , proxy_("")
55
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 108 , temporary_path_(spooler_definition.temporary_path)
56
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 216 , x_amz_acl_("public-read") {
57
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 108 assert(spooler_definition.IsValid()
58 && spooler_definition.driver_type == SpoolerDefinition::S3);
59
60 108 atomic_init32(&io_errors_);
61
62
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 108 if (!ParseSpoolerDefinition(spooler_definition)) {
63 ✗ PANIC(kLogStderr, "Error in parsing the spooler definition");
64 }
65
66
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 108 s3fanout::S3FanoutManager::S3Config s3config;
67
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 108 s3config.access_key = access_key_;
68
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 108 s3config.secret_key = secret_key_;
69
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 108 s3config.hostname_port = host_name_port_;
70 108 s3config.authz_method = authz_method_;
71
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 108 s3config.region = region_;
72
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 108 s3config.flavor = flavor_;
73
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 108 s3config.bucket = bucket_;
74 108 s3config.dns_buckets = dns_buckets_;
75 108 s3config.pool_max_handles = num_parallel_uploads_;
76 108 s3config.opt_timeout_sec = timeout_sec_;
77 108 s3config.opt_max_retries = num_retries_;
78 108 s3config.opt_backoff_init_ms = kDefaultBackoffInitMs;
79 108 s3config.opt_backoff_max_ms = kDefaultBackoffMaxMs;
80
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 108 s3config.x_amz_acl = x_amz_acl_;
81
82
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 108 if (use_https_) {
83 ✗ s3config.protocol = "https";
84 } else {
85
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 108 s3config.protocol = "http";
86 }
87
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 108 s3config.proxy = proxy_;
88
89
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 108 s3fanout_mgr_ = new s3fanout::S3FanoutManager(s3config);
90
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 108 s3fanout_mgr_->Spawn();
91
92 108 const int retval = pthread_create(&thread_collect_results_, NULL,
93 MainCollectResults, this);
94
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 108 assert(retval == 0);
95 108 }
96
97
98 648 S3Uploader::~S3Uploader() {
99 // Signal termination to our own worker thread
100 216 s3fanout_mgr_->PushCompletedJob(NULL);
101 216 pthread_join(thread_collect_results_, NULL);
102 432 }
103
104
105 108 bool S3Uploader::ParseSpoolerDefinition(
106 const SpoolerDefinition &spooler_definition) {
107 const std::vector<std::string> config = SplitString(
108
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 108 spooler_definition.spooler_configuration, '@');
109
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 108 if (config.size() != 2) {
110 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
111 "Failed to parse spooler configuration string '%s'.\n"
112 "Provide: <repo_alias>@/path/to/s3.conf",
113 spooler_definition.spooler_configuration.c_str());
114 ✗ return false;
115 }
116
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 108 repository_alias_ = config[0];
117 108 const std::string &config_path = config[1];
118
119
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 108 if (!FileExists(config_path)) {
120 ✗ LogCvmfs(kLogUploadS3, kLogStderr, "Cannot find S3 config file at '%s'",
121 config_path.c_str());
122 ✗ return false;
123 }
124
125 // Parse S3 configuration
126 BashOptionsManager options_manager = BashOptionsManager(
127
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 108 new DefaultOptionsTemplateManager(repository_alias_));
128
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 108 options_manager.ParsePath(config_path, false);
129 108 std::string parameter;
130
131
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 108 if (!options_manager.GetValue("CVMFS_S3_HOST", &host_name_)) {
132 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
133 "Failed to parse CVMFS_S3_HOST from '%s'", config_path.c_str());
134 ✗ return false;
135 }
136
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 108 if (!options_manager.GetValue("CVMFS_S3_ACCESS_KEY", &access_key_)) {
137 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
138 "Failed to parse CVMFS_S3_ACCESS_KEY from '%s'.",
139 config_path.c_str());
140 ✗ return false;
141 }
142
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 108 if (!options_manager.GetValue("CVMFS_S3_SECRET_KEY", &secret_key_)) {
143 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
144 "Failed to parse CVMFS_S3_SECRET_KEY from '%s'.",
145 config_path.c_str());
146 ✗ return false;
147 }
148
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 108 if (!options_manager.GetValue("CVMFS_S3_BUCKET", &bucket_)) {
149 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
150 "Failed to parse CVMFS_S3_BUCKET from '%s'.", config_path.c_str());
151 ✗ return false;
152 }
153
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 108 if (options_manager.GetValue("CVMFS_S3_DNS_BUCKETS", &parameter)) {
154
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 108 if (parameter == "false") {
155 108 dns_buckets_ = false;
156 }
157 }
158
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 108 if (options_manager.GetValue("CVMFS_S3_MAX_NUMBER_OF_PARALLEL_CONNECTIONS",
159 &parameter)) {
160
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 108 num_parallel_uploads_ = String2Uint64(parameter);
161 }
162
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 108 if (options_manager.GetValue("CVMFS_S3_MAX_RETRIES", &parameter)) {
163 ✗ num_retries_ = String2Uint64(parameter);
164 }
165
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 108 if (options_manager.GetValue("CVMFS_S3_TIMEOUT", &parameter)) {
166 ✗ timeout_sec_ = String2Uint64(parameter);
167 }
168
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 108 if (options_manager.GetValue("CVMFS_S3_REGION", &region_)) {
169 ✗ authz_method_ = s3fanout::kAuthzAwsV4;
170 }
171
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 108 if (options_manager.GetValue("CVMFS_S3_FLAVOR", &flavor_)) {
172 ✗ if (flavor_ == "azure") {
173 ✗ authz_method_ = s3fanout::kAuthzAzure;
174 ✗ } else if (flavor_ == "awsv2") {
175 ✗ authz_method_ = s3fanout::kAuthzAwsV2;
176 ✗ } else if (flavor_ == "awsv4") {
177 ✗ authz_method_ = s3fanout::kAuthzAwsV4;
178 } else {
179 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
180 "Failed to parse CVMFS_S3_FLAVOR from '%s', "
181 "valid options are azure, awsv2 or awsv4",
182 config_path.c_str());
183 ✗ return false;
184 }
185 }
186
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 108 if (options_manager.GetValue("CVMFS_S3_PEEK_BEFORE_PUT", &parameter)) {
187 ✗ peek_before_put_ = options_manager.IsOn(parameter);
188 }
189
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 108 if (options_manager.GetValue("CVMFS_S3_X_AMZ_ACL", &parameter)) {
190 ✗ bool isAllowed = false;
191 ✗ size_t const len = sizeof(x_amz_acl_allowed_values_)
192 / sizeof(x_amz_acl_allowed_values_[0]);
193 ✗ for (size_t i = 0; i < len; i++) {
194 ✗ if (x_amz_acl_allowed_values_[i] == parameter) {
195 ✗ isAllowed = true;
196 ✗ break;
197 }
198 }
199 ✗ if (!isAllowed) {
200 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
201 "%s is not an allowed value for CVMFS_S3_X_AMZ_ACL",
202 parameter.c_str());
203 ✗ return false;
204 }
205 ✗ x_amz_acl_ = parameter;
206 }
207
208
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 108 if (options_manager.GetValue("CVMFS_S3_USE_HTTPS", &parameter)) {
209 ✗ use_https_ = options_manager.IsOn(parameter);
210 }
211
212
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 108 if (options_manager.GetValue("CVMFS_S3_PORT", &parameter)) {
213
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 108 host_name_port_ = host_name_ + ":" + parameter;
214 } else {
215 ✗ host_name_port_ = host_name_;
216 }
217
218
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 108 if (options_manager.IsDefined("CVMFS_S3_PROXY")) {
219 ✗ options_manager.GetValue("CVMFS_S3_PROXY", &proxy_);
220 }
221
222 108 return true;
223 108 }
224
225
226 163 bool S3Uploader::WillHandle(const SpoolerDefinition &spooler_definition) {
227 163 return spooler_definition.driver_type == SpoolerDefinition::S3;
228 }
229
230
231 ✗ bool S3Uploader::Create() {
232 ✗ if (!dns_buckets_)
233 ✗ return false;
234
235 ✗ s3fanout::JobInfo *info = CreateJobInfo("");
236 ✗ info->request = s3fanout::JobInfo::kReqPutBucket;
237 ✗ std::string request_content;
238 ✗ if (!region_.empty()) {
239 ✗ request_content = std::string("<CreateBucketConfiguration xmlns="
240 "\"http://s3.amazonaws.com/doc/2006-03-01/\">"
241 "<LocationConstraint>")
242 ✗ + region_
243 ✗ + "</LocationConstraint>"
244 ✗ "</CreateBucketConfiguration>";
245 ✗ info->origin->Append(request_content.data(), request_content.length());
246 ✗ info->origin->Commit();
247 }
248
249 ✗ RequestCtrl req_ctrl;
250 ✗ MakePipe(req_ctrl.pipe_wait);
251 ✗ info->callback = const_cast<void *>(static_cast<void const *>(
252 ✗ MakeClosure(&S3Uploader::OnReqComplete, this, &req_ctrl)));
253
254 ✗ IncJobsInFlight();
255 ✗ UploadJobInfo(info);
256 ✗ req_ctrl.WaitFor();
257
258 ✗ return req_ctrl.return_code == 0;
259 }
260
261
262 9 unsigned int S3Uploader::GetNumberOfErrors() const {
263 9 return atomic_read32(&io_errors_);
264 }
265
266
267 /**
268 * Worker thread takes care of requesting new jobs and cleaning old ones.
269 */
270 108 void *S3Uploader::MainCollectResults(void *data) {
271 108 LogCvmfs(kLogUploadS3, kLogDebug, "Upload_S3 WorkerThread started.");
272 108 S3Uploader *uploader = reinterpret_cast<S3Uploader *>(data);
273
274 while (true) {
275 5634 s3fanout::JobInfo *info = uploader->s3fanout_mgr_->PopCompletedJob();
276
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 5634 if (!info)
277 108 break;
278 // Report completed job
279 5526 int reply_code = 0;
280
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 5526 if (info->error_code != s3fanout::kFailOk) {
281
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 18 if ((info->request != s3fanout::JobInfo::kReqHeadOnly)
282
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 18 || (info->error_code != s3fanout::kFailNotFound)) {
283 ✗ LogCvmfs(kLogUploadS3, kLogStderr,
284 "Upload job for '%s' failed. (error code: %d - %s)",
285 ✗ info->object_key.c_str(), info->error_code,
286 s3fanout::Code2Ascii(info->error_code));
287 ✗ reply_code = 99;
288 ✗ atomic_inc32(&uploader->io_errors_);
289 }
290 }
291
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 5526 if (info->request == s3fanout::JobInfo::kReqDelete) {
292
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 9 uploader->Respond(NULL, UploaderResults());
293
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 5517 } else if (info->request == s3fanout::JobInfo::kReqHeadOnly) {
294
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 45 if (info->error_code == s3fanout::kFailNotFound)
295 18 reply_code = 1;
296
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 45 uploader->Respond(static_cast<CallbackTN *>(info->callback),
297 90 UploaderResults(UploaderResults::kLookup, reply_code));
298 } else {
299
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 5472 if (info->request == s3fanout::JobInfo::kReqHeadPut) {
300 // The HEAD request was not transformed into a PUT request, thus this
301 // was a duplicate
302 // Uploaded catalogs are always unique ->
303 // assume this was a regular file and decrease appropriate counters
304 ✗ uploader->CountDuplicates();
305 ✗ uploader->DecUploadedChunks();
306 ✗ uploader->CountUploadedBytes(-(info->payload_size));
307 }
308 10944 uploader->Respond(
309
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 5472 static_cast<CallbackTN *>(info->callback),
310 10944 UploaderResults(UploaderResults::kChunkCommit, reply_code));
311
312
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 5472 assert(!info->origin.IsValid());
313 }
314
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 5526 delete info;
315 5526 }
316
317 108 LogCvmfs(kLogUploadS3, kLogDebug, "Upload_S3 WorkerThread finished.");
318 108 return NULL;
319 }
320
321
322 4563 void S3Uploader::DoUpload(const std::string &remote_path,
323 IngestionSource *source,
324 const CallbackTN *callback) {
325
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 4563 bool rvb = source->Open();
326
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 4563 if (!rvb) {
327 ✗ Respond(callback, UploaderResults(100, source->GetPath()));
328 ✗ return;
329 }
330 uint64_t size;
331
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 4563 rvb = source->GetSize(&size);
332
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 4563 assert(rvb);
333
334 4563 FileBackedBuffer *origin = FileBackedBuffer::Create(
335
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 4563 kInMemoryObjectThreshold, spooler_definition().temporary_path);
336
337 unsigned char buffer[kPageSize];
338 ssize_t nbytes;
339 do {
340
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 1792503 nbytes = source->Read(buffer, kPageSize);
341
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 1792503 if (nbytes > 0)
342
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 1789479 origin->Append(buffer, nbytes);
343
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 1792503 if (nbytes < 0) {
344 ✗ source->Close();
345 ✗ delete origin;
346 ✗ Respond(callback, UploaderResults(100, source->GetPath()));
347 ✗ return;
348 }
349
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 1792503 } while (nbytes == kPageSize);
350
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 4563 source->Close();
351
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 4563 origin->Commit();
352
353 s3fanout::JobInfo *info = new s3fanout::JobInfo(
354
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 9126 repository_alias_ + "/" + remote_path,
355 const_cast<void *>(static_cast<void const *>(callback)),
356
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 4563 origin);
357
358
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 4563 if (HasPrefix(remote_path, ".cvmfs", false /*ignore_case*/)) {
359 ✗ info->request = s3fanout::JobInfo::kReqPutDotCvmfs;
360
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 4563 } else if (HasSuffix(remote_path, ".html", false)) {
361 ✗ info->request = s3fanout::JobInfo::kReqPutHtml;
362 } else {
363
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 4563 if (peek_before_put_)
364 4563 info->request = s3fanout::JobInfo::kReqHeadPut;
365 }
366
367 4563 RequestCtrl req_ctrl;
368
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 4563 MakePipe(req_ctrl.pipe_wait);
369 4563 req_ctrl.callback_forward = callback;
370
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 4563 req_ctrl.original_path = source->GetPath();
371 4563 info->callback = const_cast<void *>(static_cast<void const *>(
372
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 4563 MakeClosure(&S3Uploader::OnReqComplete, this, &req_ctrl)));
373
374
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 4563 UploadJobInfo(info);
375
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 4563 req_ctrl.WaitFor();
376
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 4563 LogCvmfs(kLogUploadS3, kLogDebug, "Uploading from source finished: %s",
377
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 9126 source->GetPath().c_str());
378 4563 }
379
380
381 5517 void S3Uploader::UploadJobInfo(s3fanout::JobInfo *info) {
382 5517 LogCvmfs(kLogUploadS3, kLogDebug,
383 "Uploading:\n"
384 "--> Object: '%s'\n"
385 "--> Bucket: '%s'\n"
386 "--> Host: '%s'\n",
387 info->object_key.c_str(), bucket_.c_str(), host_name_port_.c_str());
388
389 5517 s3fanout_mgr_->PushNewJob(info);
390 5517 }
391
392
393 909 UploadStreamHandle *S3Uploader::InitStreamedUpload(const CallbackTN *callback) {
394 return new S3StreamHandle(callback, kInMemoryObjectThreshold,
395
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 909 spooler_definition().temporary_path);
396 }
397
398
399 7218 void S3Uploader::StreamedUpload(UploadStreamHandle *handle,
400 UploadBuffer buffer,
401 const CallbackTN *callback) {
402 7218 S3StreamHandle *s3_handle = static_cast<S3StreamHandle *>(handle);
403
404 7218 s3_handle->buffer->Append(buffer.data, buffer.size);
405
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 7218 Respond(callback, UploaderResults(UploaderResults::kBufferUpload, 0));
406 7218 }
407
408
409 909 void S3Uploader::FinalizeStreamedUpload(UploadStreamHandle *handle,
410 const shash::Any &content_hash) {
411 909 S3StreamHandle *s3_handle = static_cast<S3StreamHandle *>(handle);
412
413 // New file name based on content hash or remote_path override
414 909 std::string final_path;
415
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 909 if (s3_handle->remote_path != "") {
416 ✗ final_path = repository_alias_ + "/" + s3_handle->remote_path;
417 } else {
418
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 909 final_path = repository_alias_ + "/data/" + content_hash.MakePath();
419 }
420
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 909 s3_handle->buffer->Commit();
422
423
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 909 const size_t bytes_uploaded = s3_handle->buffer->GetSize();
424
425 s3fanout::JobInfo *info = new s3fanout::JobInfo(
426 final_path,
427 909 const_cast<void *>(static_cast<void const *>(handle->commit_callback)),
428
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 909 s3_handle->buffer.Release());
429
430
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 909 if (peek_before_put_)
431 909 info->request = s3fanout::JobInfo::kReqHeadPut;
432
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 909 UploadJobInfo(info);
433
434 // Remove the temporary file
435
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 909 delete s3_handle;
436
437 // Update statistics counters
438 909 if (!content_hash.HasSuffix()
439
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 909 || content_hash.suffix == shash::kSuffixPartial) {
440
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 900 CountUploadedChunks();
441
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 900 CountUploadedBytes(bytes_uploaded);
442
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 9 } else if (content_hash.suffix == shash::kSuffixCatalog) {
443 ✗ CountUploadedCatalogs();
444 ✗ CountUploadedCatalogBytes(bytes_uploaded);
445 }
446 909 }
447
448
449 54 s3fanout::JobInfo *S3Uploader::CreateJobInfo(const std::string &path) const {
450
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 54 FileBackedBuffer *buf = FileBackedBuffer::Create(kInMemoryObjectThreshold);
451
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 54 return new s3fanout::JobInfo(path, NULL, buf);
452 }
453
454
455 9 void S3Uploader::DoRemoveAsync(const std::string &file_to_delete) {
456
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 9 const std::string mangled_path = repository_alias_ + "/" + file_to_delete;
457
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 9 s3fanout::JobInfo *info = CreateJobInfo(mangled_path);
458
459 9 info->request = s3fanout::JobInfo::kReqDelete;
460
461
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 9 LogCvmfs(kLogUploadS3, kLogDebug, "Asynchronously removing %s/%s",
462 bucket_.c_str(), info->object_key.c_str());
463
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 9 s3fanout_mgr_->PushNewJob(info);
464 9 }
465
466
467 4608 void S3Uploader::OnReqComplete(const upload::UploaderResults &results,
468 RequestCtrl *ctrl) {
469 4608 ctrl->return_code = results.return_code;
470
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 4608 if (ctrl->callback_forward != NULL) {
471 // We are already in Respond() so we must not call it again
472 4563 const upload::UploaderResults fix_path(results.return_code,
473
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 4563 ctrl->original_path);
474
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 4563 (*(ctrl->callback_forward))(fix_path);
475
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 4563 delete ctrl->callback_forward;
476 4563 ctrl->callback_forward = NULL;
477 4563 }
478 4608 char c = 'c';
479
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 4608 WritePipe(ctrl->pipe_wait[1], &c, 1);
480 4608 }
481
482
483 45 bool S3Uploader::Peek(const std::string &path) {
484
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 45 const std::string mangled_path = repository_alias_ + "/" + path;
485
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 45 s3fanout::JobInfo *info = CreateJobInfo(mangled_path);
486
487 45 RequestCtrl req_ctrl;
488
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 45 MakePipe(req_ctrl.pipe_wait);
489 45 info->request = s3fanout::JobInfo::kReqHeadOnly;
490 45 info->callback = const_cast<void *>(static_cast<void const *>(
491
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 45 MakeClosure(&S3Uploader::OnReqComplete, this, &req_ctrl)));
492
493
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 45 IncJobsInFlight();
494
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 45 UploadJobInfo(info);
495
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 45 req_ctrl.WaitFor();
496
497 45 return req_ctrl.return_code == 0;
498 45 }
499
500
501 // noop: no mkdir needed in S3 storage
502 ✗ bool S3Uploader::Mkdir(const std::string &path) { return true; }
503
504
505 ✗ bool S3Uploader::PlaceBootstrappingShortcut(const shash::Any &object) {
506 ✗ return false; // TODO(rmeusel): implement
507 }
508
509
510 ✗ int64_t S3Uploader::DoGetObjectSize(const std::string &file_name) {
511 // TODO(dosarudaniel): use a head request for byte count
512 // Re-enable 661 integration test when done
513 ✗ return -EOPNOTSUPP;
514 }
515
516 } // namespace upload
517