subid: Support multiple subid NSS modules#1562

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YiPrograms wants to merge 20 commits into

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YiPrograms:multiple-subid-nss

Commits on Mar 3, 2026

lib/nss.c: seperate nss lib open and check logic
YiPrograms
committed
lib/nss.c, lib/prototypes.h: linked list for nss_ops
YiPrograms
committed
lib/nss.c: parse multiple subid databases from nsswitch.conf
YiPrograms
committed
lib/nss.c: free subid NSS database list on exit
YiPrograms
committed
lib/nss.c, lib/prototypes.h: remove old NSS handle defs
YiPrograms
committed
lib/nss.c: update comments and formatting
YiPrograms
committed
lib/subordinateio.c: want_subuid/gid_file: check for files in nss db list
YiPrograms
committed
lib/subordinateio.c: restrict subid mutations to files as first source
YiPrograms
committed
lib/subordinateio.c: have_sub_uids/gids: multi-provider lookup
YiPrograms
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lib/subordinateio.c: have_range: fix check for sub_uid/gid_open()
YiPrograms
committed
lib/subordinateio.c: refactor list_owner_ranges to list_local_owner_ranges
YiPrograms
committed
lib/subordinateio.c: list_owner_ranges: multi-database range listing
YiPrograms
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lib/subordinateio.c: refactor find_subid_owners to find_local_subid_owners
YiPrograms
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lib/subordinateio.c: find_subid_owners: multi-database owner search
YiPrograms
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lib/subordinateio.c: free_subid_pointer: use standard free
YiPrograms
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tests/libsubid/04_nss: Improve mock implementation
YiPrograms
committed
tests/libsubid/04_nss: Update and extend test_nss
YiPrograms
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tests/libsubid/04_nss: Extend range tests to multiple NSS providers
YiPrograms
committed
man/subuid.5, man/subgid.5: document multiple subid delegation support
YiPrograms
committed
tests/libsubid/04_nss: add tests for range listing
YiPrograms
committed

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subid: Support multiple subid NSS modules#1562

subid: Support multiple subid NSS modules#1562
YiPrograms wants to merge 20 commits into
shadow-maint:masterfrom
YiPrograms:multiple-subid-nss

Commits on Mar 3, 2026

lib/nss.c: seperate nss lib open and check logic

lib/nss.c, lib/prototypes.h: linked list for nss_ops

lib/nss.c: parse multiple subid databases from nsswitch.conf

lib/nss.c: free subid NSS database list on exit

lib/nss.c, lib/prototypes.h: remove old NSS handle defs

lib/nss.c: update comments and formatting

lib/subordinateio.c: want_subuid/gid_file: check for files in nss db list

lib/subordinateio.c: restrict subid mutations to files as first source

lib/subordinateio.c: have_sub_uids/gids: multi-provider lookup

lib/subordinateio.c: have_range: fix check for sub_uid/gid_open()

lib/subordinateio.c: refactor list_owner_ranges to list_local_owner_ranges

lib/subordinateio.c: list_owner_ranges: multi-database range listing

lib/subordinateio.c: refactor find_subid_owners to find_local_subid_owners

lib/subordinateio.c: find_subid_owners: multi-database owner search

lib/subordinateio.c: free_subid_pointer: use standard free

tests/libsubid/04_nss: Improve mock implementation

tests/libsubid/04_nss: Update and extend test_nss

tests/libsubid/04_nss: Extend range tests to multiple NSS providers

man/subuid.5, man/subgid.5: document multiple subid delegation support

tests/libsubid/04_nss: add tests for range listing