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Dynamic erasure set configuration (#5018)

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* Use local erasure session to create/broadcast coding blobs

* Individual session for each recovery (as the config might be different)

* address review comments

* new constructors for session and coding generator

* unit test for dynamic erasure config
This commit is contained in:
Pankaj Garg
2019-07-11 13:58:33 -07:00
committed by GitHub
parent a191f3fd90
commit 4c90898f0b
10 changed files with 314 additions and 84 deletions
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3
core/src/cluster_info.rs
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@@ -1652,6 +1652,7 @@ mod tests {
use crate::blocktree::tests::make_many_slot_entries;
use crate::blocktree::Blocktree;
use crate::crds_value::CrdsValueLabel;
use crate::erasure::ErasureConfig;
use crate::packet::BLOB_HEADER_SIZE;
use crate::repair_service::RepairType;
use crate::result::Error;
@@ -1816,6 +1817,7 @@ mod tests {
w_blob.set_size(data_size);
w_blob.set_index(1);
w_blob.set_slot(2);
w_blob.set_erasure_config(&ErasureConfig::default());
w_blob.meta.size = data_size + BLOB_HEADER_SIZE;
}
@@ -1860,6 +1862,7 @@ mod tests {
blob.set_size(data_size);
blob.set_index(i);
blob.set_slot(2);
blob.set_erasure_config(&ErasureConfig::default());
blob.meta.size = data_size + BLOB_HEADER_SIZE;
blob
})