> Presumably the user has a reason for adding the file read-only to the > data directory, and we shouldn't lightly ignore that. > > Michael's advice is reasonable. This seems like a case of:
I agree. Attached is a short patch to handle the case. The patch was tested in my dev environment.
v1-0001-Fix-pg_rewind-failure-due-to-read-only-file-open-.patch
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