The branch, v4-20-test has been updated
       via  83da49f3489 tests: Add a test for "all_groups=no" to 
test_idmap_ad.sh
       via  84f82a09ffd selftest: Add "winbind expand groups = 1" to 
setup_ad_member_idmap_ad
       via  83701298384 s3:winbindd: Improve performance of lookup_groupmem() 
in idmap_ad
       via  8857cf29979 docs-xml: Add parameter all_groupmem to idmap_ad
      from  215bb9bd48e Do not fail checksums for RFC8009 types

https://git.samba.org/?p=samba.git;a=shortlog;h=v4-20-test


- Log -----------------------------------------------------------------
commit 83da49f348921a21a22ff93ffecbd638ff004541
Author: Pavel Filipenský <pfilipen...@samba.org>
Date:   Thu Mar 14 15:24:21 2024 +0100

    tests: Add a test for "all_groups=no" to test_idmap_ad.sh
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15605
    
    Signed-off-by: Pavel Filipenský <pfilipen...@samba.org>
    Reviewed-by: Andreas Schneider <a...@samba.org>
    
    Autobuild-User(master): Pavel Filipensky <pfilipen...@samba.org>
    Autobuild-Date(master): Tue Apr  2 13:25:39 UTC 2024 on atb-devel-224
    
    (cherry picked from commit f8b72aa1f72881989990fabc9f4888968bb81967)
    
    Autobuild-User(v4-20-test): Jule Anger <jan...@samba.org>
    Autobuild-Date(v4-20-test): Wed Apr 17 14:38:42 UTC 2024 on atb-devel-224

commit 84f82a09ffd1336bf79cffbe4caa3045aedbd16e
Author: Pavel Filipenský <pfilipen...@samba.org>
Date:   Mon Mar 25 22:38:18 2024 +0100

    selftest: Add "winbind expand groups = 1" to setup_ad_member_idmap_ad
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15605
    
    Signed-off-by: Pavel Filipenský <pfilipen...@samba.org>
    Reviewed-by: Andreas Schneider <a...@samba.org>
    (cherry picked from commit 2dab3a331b5511b4f2253f2b3b4513db7e52ea9a)

commit 837012983840d10488404fac2ebad07dd75a6f1c
Author: Pavel Filipenský <pfilipen...@samba.org>
Date:   Tue Mar 12 13:20:24 2024 +0100

    s3:winbindd: Improve performance of lookup_groupmem() in idmap_ad
    
    The LDAP query of lookup_groupmem() returns all group members from AD
    even those with missing uidNumber.  Such group members are useless in
    UNIX environment for idmap_ad backend since there is no uid mapping.
    
    'test_user' is member of group "Domanin Users" with 200K members,
    only 20K members have set uidNumber.
    
    Without this fix:
    
    $ time id test_user
    
    real    1m5.946s
    user    0m0.019s
    sys     0m0.012s
    
    With this fix:
    
    $ time id test_user
    
    real    0m3.544s
    user    0m0.004s
    sys     0m0.007s
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15605
    
    Signed-off-by: Pavel Filipenský <pfilipen...@samba.org>
    Reviewed-by: Andreas Schneider <a...@samba.org>
    (cherry picked from commit 5d475d26a3d545f04791a04e85a06b8b192e3fcf)

commit 8857cf299792f50e5917319a38d450c068fa07f4
Author: Pavel Filipenský <pfilipen...@samba.org>
Date:   Wed Mar 13 13:55:41 2024 +0100

    docs-xml: Add parameter all_groupmem to idmap_ad
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=15605
    
    Signed-off-by: Pavel Filipenský <pfilipen...@samba.org>
    Reviewed-by: Andreas Schneider <a...@samba.org>
    (cherry picked from commit a485d9de2f2d6a9815dcac6addb988a8987e111c)

-----------------------------------------------------------------------

Summary of changes:
 docs-xml/manpages/idmap_ad.8.xml | 10 ++++++++++
 nsswitch/tests/test_idmap_ad.sh  | 22 ++++++++++++++++++++++
 selftest/target/Samba3.pm        |  1 +
 source3/winbindd/winbindd_ads.c  | 11 +++++++----
 4 files changed, 40 insertions(+), 4 deletions(-)


Changeset truncated at 500 lines:

diff --git a/docs-xml/manpages/idmap_ad.8.xml b/docs-xml/manpages/idmap_ad.8.xml
index 32df8d066c2..c7fcc65d763 100644
--- a/docs-xml/manpages/idmap_ad.8.xml
+++ b/docs-xml/manpages/idmap_ad.8.xml
@@ -105,6 +105,16 @@
                </listitem>
                </varlistentry>
                <varlistentry>
+               <term>all_groupmem = yes/no</term>
+               <listitem><para>
+                 If set to <parameter>yes</parameter> winbind will retrieve all
+                 group members for getgrnam(3), getgrgid(3) and getgrent(3) 
calls,
+                 including those with missing uidNumber.
+               </para>
+               <para>Default: no</para>
+               </listitem>
+               </varlistentry>
+               <varlistentry>
                <term>deny ous</term>
                <listitem><para>This parameter is a list of OUs from
                which objects will not be mapped via the ad idmap
diff --git a/nsswitch/tests/test_idmap_ad.sh b/nsswitch/tests/test_idmap_ad.sh
index 7ae112ada71..1d4bd395ba9 100755
--- a/nsswitch/tests/test_idmap_ad.sh
+++ b/nsswitch/tests/test_idmap_ad.sh
@@ -94,6 +94,14 @@ gidNumber: 2000001
 unixHomeDirectory: /home/forbidden
 loginShell: /bin/tcsh
 gecos: User in forbidden OU
+
+dn: CN=no_posix_id,CN=Users,$BASE_DN
+changetype: add
+objectClass: user
+samaccountName: no_posix_id
+unixHomeDirectory: /home/no_posix_id
+loginShell: /bin/sh
+gecos: User without uidNumber and gidNumber
 EOF
 
 #
@@ -171,6 +179,17 @@ then
        failed=$(($failed + 1))
 fi
 
+#
+# Test 6: Make sure that with the default "all_groups=no"
+# the group "domain users" will not show user "no_posix_id"
+# but will show "SAMBA2008R2/administrator"
+#
+
+dom_users="$DOMAIN/domain users"  # Extra step to make sure that all is one 
word
+out="$($wbinfo --group-info "$dom_users")"
+testit_grep_count "no_posix_id1" "no_posix_id" 0 echo "$out" || failed=$(expr 
$failed + 1)
+testit_grep "no_posix_id2" "SAMBA2008R2/administrator" echo "$out" || 
failed=$(expr $failed + 1)
+
 #
 # Trusted domain test 1: Test uid of Administrator, should be 2500000
 #
@@ -241,6 +260,9 @@ gidNumber: 2000002
 dn: cn=forbidden,ou=sub,$BASE_DN
 changetype: delete
 
+dn: CN=no_posix_id,CN=Users,$BASE_DN
+changetype: delete
+
 dn: ou=sub,$BASE_DN
 changetype: delete
 EOF
diff --git a/selftest/target/Samba3.pm b/selftest/target/Samba3.pm
index bbce55ea508..cf40633d127 100755
--- a/selftest/target/Samba3.pm
+++ b/selftest/target/Samba3.pm
@@ -1420,6 +1420,7 @@ sub setup_ad_member_idmap_ad
        idmap config $dcvars->{TRUST_DOMAIN} : range = 2000000-2999999
        gensec_gssapi:requested_life_time = 5
        winbind scan trusted domains = yes
+       winbind expand groups = 1
 ";
 
        my $ret = $self->provision(
diff --git a/source3/winbindd/winbindd_ads.c b/source3/winbindd/winbindd_ads.c
index 7e572e5d41f..7d6324033ea 100644
--- a/source3/winbindd/winbindd_ads.c
+++ b/source3/winbindd/winbindd_ads.c
@@ -1039,7 +1039,7 @@ static NTSTATUS lookup_useraliases(struct winbindd_domain 
*domain,
 }
 
 static NTSTATUS add_primary_group_members(
-       ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, uint32_t rid,
+       ADS_STRUCT *ads, TALLOC_CTX *mem_ctx, uint32_t rid, const char *domname,
        char ***all_members, size_t *num_all_members)
 {
        char *filter;
@@ -1051,10 +1051,13 @@ static NTSTATUS add_primary_group_members(
        char **members;
        size_t num_members;
        ads_control args;
+       bool all_groupmem = idmap_config_bool(domname, "all_groupmem", false);
 
        filter = talloc_asprintf(
-               mem_ctx, "(&(objectCategory=user)(primaryGroupID=%u))",
-               (unsigned)rid);
+               mem_ctx,
+               "(&(objectCategory=user)(primaryGroupID=%u)%s)",
+               (unsigned)rid,
+               all_groupmem ? "" : "(uidNumber=*)(!(uidNumber=0))");
        if (filter == NULL) {
                goto done;
        }
@@ -1206,7 +1209,7 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain 
*domain,
 
        DEBUG(10, ("ads lookup_groupmem: got %d sids via extended dn call\n", 
(int)num_members));
 
-       status = add_primary_group_members(ads, mem_ctx, rid,
+       status = add_primary_group_members(ads, mem_ctx, rid, domain->name,
                                           &members, &num_members);
        if (!NT_STATUS_IS_OK(status)) {
                DEBUG(10, ("%s: add_primary_group_members failed: %s\n",


-- 
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