cbc60528c3
- libsubid: don't print error messages on stderr by default - libsubid: libsubid_init return false if out of memory - useradd: fix SUB_UID_COUNT=0 - libsubid: don't return owner in list_owner_ranges API call - libsubid: libsubid_init don't print messages on error - libsubid: fix newusers when nss provides subids - man: clarify subid delegation - libsubid: make shadow_logfd not extern
45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
From 663824ef4ca927aa2b4319b69e0bfa68282ec719 Mon Sep 17 00:00:00 2001
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From: Serge Hallyn <serge@hallyn.com>
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Date: Sat, 22 May 2021 11:42:02 -0500
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Subject: [PATCH] Fix useradd with SUB_UID_COUNT=0
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Closes #298
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Fix useradd when SUB_UID_COUNT=0 in login.defs.
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Signed-off-by: Serge Hallyn <serge@hallyn.com>
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---
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src/useradd.c | 8 ++++++--
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1 file changed, 6 insertions(+), 2 deletions(-)
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diff --git a/src/useradd.c b/src/useradd.c
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index 06accb2f..9862ae55 100644
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--- a/src/useradd.c
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+++ b/src/useradd.c
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@@ -2386,6 +2386,8 @@ int main (int argc, char **argv)
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#ifdef ENABLE_SUBIDS
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uid_t uid_min;
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uid_t uid_max;
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+ unsigned long subuid_count;
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+ unsigned long subgid_count;
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#endif
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/*
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@@ -2427,9 +2429,11 @@ int main (int argc, char **argv)
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#ifdef ENABLE_SUBIDS
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uid_min = (uid_t) getdef_ulong ("UID_MIN", 1000UL);
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uid_max = (uid_t) getdef_ulong ("UID_MAX", 60000UL);
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- is_sub_uid = sub_uid_file_present () && !rflg &&
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+ subuid_count = getdef_ulong ("SUB_UID_COUNT", 65536);
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+ subgid_count = getdef_ulong ("SUB_GID_COUNT", 65536);
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+ is_sub_uid = subuid_count > 0 && sub_uid_file_present () && !rflg &&
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(!user_id || (user_id <= uid_max && user_id >= uid_min));
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- is_sub_gid = sub_gid_file_present () && !rflg &&
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+ is_sub_gid = subgid_count > 0 && sub_gid_file_present () && !rflg &&
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(!user_id || (user_id <= uid_max && user_id >= uid_min));
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#endif /* ENABLE_SUBIDS */
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--
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2.30.2
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