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Remove duplicate id ranges returned by getsubu/gid for username/uid #369
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AkihiroSuda
reviewed
May 29, 2023
pkg/parent/dynidtools/dynidtools.go
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| "github.com/sirupsen/logrus" | ||
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| func withoutDuplicates[T idtools.SubIDRange](sliceList []T) []T { |
Signed-off-by: i-do-cpp <62053234+i-do-cpp@users.noreply.github.com>
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In LDAP-based environments both
getsubids myusernameandgetsubids 1234(whereid myusernameequals to1234) can return exactly the same subuid ranges. This happens when one of/etc/subuidornssreturns mappings for both the user id and the user name. Bothnewgidmapandnewuidmapfail when the parameters contain duplicate ranges.This PR fixes the problem by removing duplicates from the list of subid mappings in
dynidtools.idtools(/etc/subuidhandling) is left untouched.