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Merge pull request #12901 from keynslug/fix/ds-snap-flaky-tc 

fix(dssnap): ensure idempotent write of empty chunks
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Andrew Mayorov 2024-04-19 20:44:56 +02:00 committed by GitHub
parent bac5100635 43f8346c00
commit ebc02cd39d
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1 changed files with 3 additions and 1 deletions
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4
apps/emqx_durable_storage/src/emqx_ds_storage_snapshot.erl
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@ -267,7 +267,9 @@ new_writer_file(#writer{dirpath = DirPath}, RelPath) ->
write_chunk_file(WFile0 = #wfile{fd = IoDev, pos = Pos, abspath = AbsPath}, Pos, More, Chunk) -> write_chunk_file(WFile0 = #wfile{fd = IoDev, pos = Pos, abspath = AbsPath}, Pos, More, Chunk) ->
ChunkSize = byte_size(Chunk), ChunkSize = byte_size(Chunk),
case file:write(IoDev, Chunk) of case (ChunkSize > 0) andalso file:write(IoDev, Chunk) of
false ->
WFile0;
ok -> ok ->
WFile1 = WFile0#wfile{pos = Pos + ChunkSize}, WFile1 = WFile0#wfile{pos = Pos + ChunkSize},
case More of case More of