object/OVH: support OVH region

[zhijian-pro]

ref #3129

[codecov-commenter]

Codecov Report

Base: 55.99% // Head: 56.08% // Increases project coverage by +0.09% 🎉

Coverage data is based on head (3d8bbcc) compared to base (638a381).
Patch coverage: 0.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3133      +/-   ##
==========================================
+ Coverage   55.99%   56.08%   +0.09%     
==========================================
  Files         141      141              
  Lines       32667    32669       +2     
==========================================
+ Hits        18292    18323      +31     
+ Misses      12419    12395      -24     
+ Partials     1956     1951       -5     

Impacted Files	Coverage Δ
pkg/object/s3.go	41.22% <0.00%> (-0.24%)	⬇️
pkg/chunk/cached_store.go	71.65% <0.00%> (-0.15%)	⬇️
pkg/meta/redis.go	67.48% <0.00%> (+0.03%)	⬆️
pkg/meta/tkv.go	71.69% <0.00%> (+0.12%)	⬆️
pkg/vfs/handle.go	83.72% <0.00%> (+0.77%)	⬆️
pkg/vfs/reader.go	80.06% <0.00%> (+4.27%)	⬆️

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[github-actions]

Mutate Test Report
pkg/object/object_storage_test.go-1-1: score:1.00 failed:0, passed:12, compile error:1, out of coverage:0, skip by comment:0, others:0
Job detail: https://github.com/juicedata/juicefs/actions/runs/3798290957/jobs/6460416659

Usage: https://github.com/juicedata/juicefs/blob/main/.github/scripts/mutate/how_to_use_mutate_test.md

[solracsf]

Does this work for io endpoints or legacy, or only perf?

s3.de.io.cloud.ovh.net
s3.gra.perf.cloud.ovh.net
s3.uk.cloud.ovh.net

See https://docs.ovh.com/gb/en/storage/object-storage/s3/location/

[github-actions]

Mutate Test Report
pkg/object/object_storage_test.go-1-1: score:1.00 failed:0, passed:12, compile error:1, out of coverage:0, skip by comment:0, others:0
Job detail: https://github.com/juicedata/juicefs/actions/runs/3799737568/jobs/6462551904

Usage: https://github.com/juicedata/juicefs/blob/main/.github/scripts/mutate/how_to_use_mutate_test.md

[github-actions]

Mutate Test Report
pkg/object/object_storage_test.go-1-1: score:1.00 failed:0, passed:12, compile error:1, out of coverage:0, skip by comment:0, others:0
Job detail: https://github.com/juicedata/juicefs/actions/runs/3799976068/jobs/6463017045

Usage: https://github.com/juicedata/juicefs/blob/main/.github/scripts/mutate/how_to_use_mutate_test.md

[github-actions]

Mutate Test Report
pkg/object/object_storage_test.go-1-1: score:1.00 failed:0, passed:12, compile error:1, out of coverage:0, skip by comment:0, others:0
Job detail: https://github.com/juicedata/juicefs/actions/runs/3804410828/jobs/6471616449

Usage: https://github.com/juicedata/juicefs/blob/main/.github/scripts/mutate/how_to_use_mutate_test.md