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Improved the "use chroot" section to mention how to get user/group
preservation by name (getting rid of the erroneous bit about the --numeric-ids option being implied).
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@@ -135,8 +135,10 @@ to the "path" before starting the file transfer with the client. This has
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the advantage of extra protection against possible implementation security
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holes, but it has the disadvantages of requiring super-user privileges,
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of not being able to follow symbolic links outside of the new root path
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when reading, and of implying the --numeric-ids option because /etc/passwd
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becomes inaccessible. When "use chroot" is false, for security reasons
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when reading, and of complicating the preservation of usernames and groups
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(you'll need to supply in-chroot versions of etc/passwd and etc/group if
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you want named-based user/group mapping to be performed).
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When "use chroot" is false, for security reasons,
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symlinks may only be relative paths pointing to other files within the root
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path, and leading slashes are removed from absolute paths. The default for
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"use chroot" is true.
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