[Freeipa-users] SUDO and group lookup in AD trust

[Jakub Hrozek]

On Thu, Aug 25, 2016 at 08:42:28AM +0200, Troels Hansen wrote:
> Yes and no....
> 
> Have tried setting it to both true and false, but doesn't make a huge difference.
> 
> Current result with "use_fully_qualified_names = false"
> 
> LDAP search from sssd_sudo.log shows SSSD finding a sudo rule...
> 
> (Thu Aug 25 08:15:27 2016) [sssd[sudo]] [sudosrv_get_sudorules_query_cache] (0x0200): Searching sysdb with [(&(objectClass=sudoRule)(|(sudoUser=ALL)(sudoUser=drextrha at net.dr.dk)(sudoUser=#1349938498)
> .......
> (sudoUser=%domain_users)(sudoUser=+*)))]
> (Thu Aug 25 08:15:27 2016) [sssd[sudo]] [sort_sudo_rules] (0x0400): Sorting rules with higher-wins logic
> (Thu Aug 25 08:15:27 2016) [sssd[sudo]] [sudosrv_get_sudorules_from_cache] (0x0400): Returning 1 rules for [drextrha at net.dr.dk]

Does the sudo log indicate that the rule is the one you'd expect?
Because I don't see sudo looking for domain_users below. Can you attach
the complete logs?

> 
> SSSD cache shows the sudo rule:
> 
> # ldbsearch -H /var/lib/sss/db/cache_linux.dr.dk.ldb -b cn=sysdb '(objectClass=sudoRule)'
> asq: Unable to register control with rootdse!
> # record 1
> dn: name=guffe,cn=sudorules,cn=custom,cn=linux.dr.dk,cn=sysdb
> cn: guffe
> dataExpireTimestamp: 1472110940
> entryUSN: 325878
> name: guffe
> objectClass: sudoRule
> originalDN: cn=guffe,ou=sudoers,dc=linux,dc=dr,dc=dk
> sudoCommand: /usr/bin/cat /var/log/messages
> sudoHost: ALL
> sudoRunAsGroup: ALL
> sudoRunAsUser: ALL
> sudoUser: %domain_users
> distinguishedName: name=guffe,cn=sudorules,cn=custom,cn=linux.dr.dk,cn=sysdb
> 
> But still sudo debug log says:
> 
> Aug 25 08:29:55 sudo[2392] -> user_in_group @ ./pwutil.c:940
> Aug 25 08:29:55 sudo[2392] -> sudo_get_grlist @ ./pwutil.c:877
> Aug 25 08:29:55 sudo[2392] -> rbfind @ ./redblack.c:273
> Aug 25 08:29:55 sudo[2392] <- rbfind @ ./redblack.c:277 := 0x7f877f45d1d0
> Aug 25 08:29:55 sudo[2392] <- sudo_get_grlist @ ./pwutil.c:930 := 0x7f877f45d348
> Aug 25 08:29:55 sudo[2392] -> sudo_getgrnam @ ./pwutil.c:719
> Aug 25 08:29:55 sudo[2392] -> rbfind @ ./redblack.c:273
> Aug 25 08:29:55 sudo[2392] <- rbfind @ ./redblack.c:280 := (nil)
> Aug 25 08:29:55 sudo[2392] -> make_gritem @ ./pwutil.c:474
> Aug 25 08:29:55 sudo[2392] <- make_gritem @ ./pwutil.c:524 := 0x7f877f44ef20
> Aug 25 08:29:55 sudo[2392] -> rbinsert @ ./redblack.c:181
> Aug 25 08:29:55 sudo[2392] <- rbinsert @ ./redblack.c:261 := (nil)
> Aug 25 08:29:55 sudo[2392] <- sudo_getgrnam @ ./pwutil.c:745 := 0x7f877f44ef38
> Aug 25 08:29:55 sudo[2392] -> sudo_grlist_delref @ ./pwutil.c:816
> Aug 25 08:29:55 sudo[2392] -> sudo_grlist_delref_item @ ./pwutil.c:805
> Aug 25 08:29:55 sudo[2392] <- sudo_grlist_delref_item @ ./pwutil.c:810
> Aug 25 08:29:55 sudo[2392] <- sudo_grlist_delref @ ./pwutil.c:818
> Aug 25 08:29:55 sudo[2392] <- user_in_group @ ./pwutil.c:1010 := false
> 
> 
> I'm quite lost on how to debug further on this.....
> 
> ----- On Aug 24, 2016, at 9:50 AM, Jakub Hrozek jhrozek at redhat.com wrote:
> 
> > On Tue, Aug 23, 2016 at 03:17:48PM +0200, Troels Hansen wrote:
> >> Running RHEL 7.2:
> >> 
> >> ipa-client-4.2.0-15.el7_2.18
> >> sssd-ipa-1.13.0-40.el7_2.12.x86_64
> >> ipa-server-4.2.0-15.el7_2.18.x86_64
> >> 
> >> I have a sudo rule where I try to give sudo access based on a AD group.
> >> 
> >> # groups drextrha at net.dr.dk
> >> drextrha at net.dr.dk : drextrha at net.dr.dk ............... domain_users at linux.dr.dk
> >> 
> >> I'm member of the group domain_users via AD.
> >> 
> >> SUDO rule in LDAP:
> >> 
> >> # guffe, sudoers, linux.dr.dk
> >> dn: cn=guffe,ou=sudoers,dc=linux,dc=dr,dc=dk
> >> sudoUser: %domain_users
> >> sudoRunAsGroup: ALL
> >> objectClass: sudoRole
> >> objectClass: top
> >> sudoCommand: /usr/bin/cat /var/log/messages
> >> sudoRunAsUser: ALL
> >> sudoHost: ALL
> >> cn: guffe
> > 
> > domain_users != domain_users at linux.dr.dk
> > 
> > I'm also curious why sssd qualifies the IPA group name (domain_users is
> > an IPA group name right?)
> > 
> > do you set use_fully_qualified_names=true by chance in the config file?
> > 
> > --
> > Manage your subscription for the Freeipa-users mailing list:
> > https://www.redhat.com/mailman/listinfo/freeipa-users
> > Go to http://freeipa.org for more info on the project
> 
> -- 
> Med venlig hilsen 
> 
> Troels Hansen 
> 
> Systemkonsulent 
> 
> Casalogic A/S 
> 
> 
> T (+45) 70 20 10 63 
> 
> M (+45) 22 43 71 57 
> 
> Red Hat, SUSE, VMware, Citrix, Novell, Yellowfin BI, EnterpriseDB, Sophos og meget mere.