fix: cp and mirror commands fail to be executed when the file length is 255 characters #5114
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Description
After I successfully upload a file whose length is 255, the download fails when I use mc cp to download the file.
Motivation and Context
The cp command of the MC is expected to support download of files whose length is 255 characters.
How to test this PR?
touch graph_auto_space_yingshe.tag256_1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567c9111ce1764e1663d8253f6bf96bb710.xml
mc cp graph_auto_space_yingshe.tag256_1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567c9111ce1764e1663d8253f6bf96bb710.xml myminio/bucket
mc cp myminio/bucket/graph_auto_space_yingshe.tag256_1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567c9111ce1764e1663d8253f6bf96bb710.xml ./
I've tested the same 10G of data, 200,000 files, mirror, and cp command execution time without deterioration.
Types of changes
Checklist: