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Copy at most 5 GB per multipart copy part request (#1553)

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Previously mixupload failed with larger objects due to the AWS
constraint on part sizes.  This symptom was seen more frequently due
to periodic flushing of dirty data.  Fixes #1547.
This commit is contained in:
Andrew Gaul 2021-02-07 23:10:07 +09:00 committed by GitHub
parent 1a6d0826b5
commit c692093921
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 37 additions and 25 deletions
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62
src/curl.cpp
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@ -1385,11 +1385,10 @@ int S3fsCurl::ParallelMixMultipartUploadRequest(const char* tpath, headers_t& me
curlmulti.SetRetryCallback(S3fsCurl::MixMultipartPostRetryCallback);
for(fdpage_list_t::const_iterator iter = mixuppages.begin(); iter != mixuppages.end(); ++iter){
// s3fscurl sub object
S3fsCurl* s3fscurl_para = new S3fsCurl(true);
if(iter->modified){
// Multipart upload
S3fsCurl* s3fscurl_para = new S3fsCurl(true);
s3fscurl_para->partdata.fd = fd2;
s3fscurl_para->partdata.startpos = iter->offset;
s3fscurl_para->partdata.size = iter->bytes;
@ -1406,33 +1405,46 @@ int S3fsCurl::ParallelMixMultipartUploadRequest(const char* tpath, headers_t& me
delete s3fscurl_para;
return result;
}
}else{
// Multipart copy
std::ostringstream strrange;
strrange << "bytes=" << iter->offset << "-" << (iter->offset + iter->bytes - 1);
meta["x-amz-copy-source-range"] = strrange.str();
s3fscurl_para->b_from = SAFESTRPTR(tpath);
s3fscurl_para->b_meta = meta;
s3fscurl_para->partdata.add_etag_list(&list);
S3FS_PRN_INFO3("Copy Part [tpath=%s][start=%lld][size=%lld][part=%zu]", SAFESTRPTR(tpath), static_cast<long long>(iter->offset), static_cast<long long>(iter->bytes), list.size());
// initiate upload part for parallel
if(0 != (result = s3fscurl_para->CopyMultipartPostSetup(tpath, tpath, list.size(), upload_id, meta))){
S3FS_PRN_ERR("failed uploading part setup(%d)", result);
// set into parallel object
if(!curlmulti.SetS3fsCurlObject(s3fscurl_para)){
S3FS_PRN_ERR("Could not make curl object into multi curl(%s).", tpath);
close(fd2);
delete s3fscurl_para;
return result;
return -EIO;
}
}
}else{
// Multipart copy
for(off_t i = 0; i < iter->bytes; i += FIVE_GB){
S3fsCurl* s3fscurl_para = new S3fsCurl(true);
// set into parallel object
if(!curlmulti.SetS3fsCurlObject(s3fscurl_para)){
S3FS_PRN_ERR("Could not make curl object into multi curl(%s).", tpath);
close(fd2);
delete s3fscurl_para;
return -EIO;
off_t bytes = std::min(FIVE_GB, iter->bytes - i);
std::ostringstream strrange;
strrange << "bytes=" << (iter->offset + i) << "-" << (iter->offset + i + bytes - 1);
meta["x-amz-copy-source-range"] = strrange.str();
s3fscurl_para->b_from = SAFESTRPTR(tpath);
s3fscurl_para->b_meta = meta;
s3fscurl_para->partdata.add_etag_list(&list);
S3FS_PRN_INFO3("Copy Part [tpath=%s][start=%lld][size=%lld][part=%zu]", SAFESTRPTR(tpath), static_cast<long long>(iter->offset + i), static_cast<long long>(bytes), list.size());
// initiate upload part for parallel
if(0 != (result = s3fscurl_para->CopyMultipartPostSetup(tpath, tpath, list.size(), upload_id, meta))){
S3FS_PRN_ERR("failed uploading part setup(%d)", result);
close(fd2);
delete s3fscurl_para;
return result;
}
// set into parallel object
if(!curlmulti.SetS3fsCurlObject(s3fscurl_para)){
S3FS_PRN_ERR("Could not make curl object into multi curl(%s).", tpath);
close(fd2);
delete s3fscurl_para;
return -EIO;
}
}
}
}