Re: 389ds automount issue

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Hi William

The nsswitch on my client is:
#
# /etc/nsswitch.conf
#
# An example Name Service Switch config file. This file should be
# sorted with the most-used services at the beginning.
#
# The entry '[NOTFOUND=return]' means that the search for an
# entry should stop if the search in the previous entry turned
# up nothing. Note that if the search failed due to some other reason
# (like no NIS server responding) then the search continues with the
# next entry.
#
# Valid entries include:
#
#       nisplus                 Use NIS+ (NIS version 3)
#       nis                     Use NIS (NIS version 2), also called YP
#       dns                     Use DNS (Domain Name Service)
#       files                   Use the local files
#       db                      Use the local database (.db) files
#       compat                  Use NIS on compat mode
#       hesiod                  Use Hesiod for user lookups
#       [NOTFOUND=return]       Stop searching if not found so far
#

# To use db, put the "db" in front of "files" for entries you want to be
# looked up first in the databases
#
# Example:
#passwd:    db files nisplus nis
#shadow:    db files nisplus nis
#group:     db files nisplus nis

passwd:     files sss
shadow:     files sss
group:      files sss

#hosts:     db files nisplus nis dns
hosts:      files dns

# Example - obey only what nisplus tells us...
#services:   nisplus [NOTFOUND=return] files
#networks:   nisplus [NOTFOUND=return] files
#protocols:  nisplus [NOTFOUND=return] files
#rpc:        nisplus [NOTFOUND=return] files
#ethers:     nisplus [NOTFOUND=return] files
#netmasks:   nisplus [NOTFOUND=return] files

bootparams: nisplus [NOTFOUND=return] files

ethers:     files
netmasks:   files
networks:   files
protocols:  files
rpc:        files
services:   files sss

netgroup:   files sss

publickey:  nisplus

automount:  files sss
aliases:    files nisplus



Sincerely,
--
DaV

On Fri, Aug 23, 2019, at 13:01, William Brown wrote:
> Indeed - for one last detail can you please show me your /etc/nsswitch.conf?
> 
> After that, I'd advise you to open a bug on Red Hat bugzilla against 
> SSSD and include the //etc/nsswitch.conf, and the rpm and log out put 
> you have provided me here. 
> 
> Hope that helps, and great work to debug this.
> 
> > On 23 Aug 2019, at 14:49, DaV <snowfrs@xxxxxxxxx> wrote:
> > 
> > Hi William,
> > I can confirm that the automount issue can be reproduced.
> > 
> > My 389ds Client environment:
> > OS:  CentOS release 6.9 (Final)
> > openldap: openldap-clients-2.4.40-16.el6.x86_64
> > sssd:
> > sssd-client-1.13.3-60.el6.x86_64
> > sssd-ipa-1.13.3-60.el6.x86_64
> > sssd-proxy-1.13.3-60.el6.x86_64
> > sssd-common-1.13.3-60.el6.x86_64
> > sssd-common-pac-1.13.3-60.el6.x86_64
> > sssd-ad-1.13.3-60.el6.x86_64
> > sssd-ldap-1.13.3-60.el6.x86_64
> > python-sssdconfig-1.13.3-60.el6.noarch
> > sssd-krb5-common-1.13.3-60.el6.x86_64
> > sssd-krb5-1.13.3-60.el6.x86_64
> > sssd-1.13.3-60.el6.x86_64
> > 
> > the sssd configuration under /etc/sssd/sssd.conf
> > [domain/default]
> > 
> > autofs_provider = ldap
> > cache_credentials = False
> > ldap_search_base = dc=example,dc=com
> > krb5_realm = EXAMPLE.COM
> > krb5_server = kerberos.example.com
> > id_provider = ldap
> > auth_provider = ldap
> > chpass_provider = ldap
> > ldap_uri = ldaps://389ds.example.com
> > ldap_tls_cacertdir = /etc/openldap/cacerts
> > ldap_group_member = uniqueMember
> > ldap_schema = rfc2307bis
> > debug_level = 5
> > 
> > ldap_autofs_map_object_class = nisMap
> > ldap_autofs_map_name = nisMapName
> > ldap_autofs_entry_object_class = nisObject
> > ldap_autofs_entry_key = cn
> > ldap_autofs_entry_value = nisMapEntry
> > ldap_autofs_search_base = ou=service,dc=example,dc=com
> > ldap_id_use_start_tls = False
> > 
> > [sssd]
> > services = nss, pam, autofs
> > filter_users = root
> > filter_groups = root
> > domains = default
> > [nss]
> > homedir_substring = /home
> > 
> > [pam]
> > 
> > [sudo]
> > 
> > [autofs]
> > debug_level = 9
> > 
> > [ssh]
> > 
> > [pac]
> > 
> > [ifp]
> > 
> > 
> > to compare the difference, I have two LDAP automount entry on 389ds server.
> > # /tools, auto.master, service, example.com
> > dn: cn=/tools,nismapname=auto.master,ou=service,dc=example,dc=com
> > nisMapName: tools
> > objectClass: nisObject
> > objectClass: top
> > cn: /tools
> > nisMapEntry: ldap tc-389ds-1.example.com:nismapname=auto.tools,ou=service,dc=example,dc=com
> > 
> > # /home, auto.master, service, example.com
> > dn: cn=/home,nismapname=auto.master,ou=service,dc=example,dc=com
> > nisMapName: home
> > objectClass: nisObject
> > objectClass: top
> > cn: /home
> > nisMapEntry: ldap 389ds.example.com:nismapname=auto.home,ou=service,dc=example,dc=com
> > 
> > 
> > When I restart autofs on client, I get message:
> > 
> > Aug 23 12:28:03 centos6 automount[1887]: autofs stopped
> > Aug 23 12:28:05 centos6 automount[3051]: Starting automounter version 5.0.5-139.el6, master map auto.master
> > Aug 23 12:28:05 centos6 automount[3051]: using kernel protocol version 5.02
> > Aug 23 12:28:05 centos6 automount[3051]: lookup_nss_read_master: reading master files auto.master
> > Aug 23 12:28:05 centos6 automount[3051]: do_init: parse(sun): init gathered global options: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: lookup_read_master: lookup(file): read entry +auto.master
> > Aug 23 12:28:05 centos6 automount[3051]: lookup_nss_read_master: reading master files auto.master
> > Aug 23 12:28:05 centos6 automount[3051]: do_init: parse(sun): init gathered global options: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: lookup_nss_read_master: reading master sss auto.master
> > Aug 23 12:28:05 centos6 automount[3051]: do_init: parse(sun): init gathered global options: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: lookup(file): failed to read included master map auto.master
> > 
> > Aug 23 12:28:05 centos6 automount[3051]: master_do_mount: mounting /tools
> > Aug 23 12:28:05 centos6 automount[3051]: automount_path_to_fifo: fifo name /var/run/autofs.fifo-tools
> > Aug 23 12:28:05 centos6 automount[3051]: lookup_nss_read_map: reading map ldap ldap:tc-389ds-1.example.com:nismapname=auto.tools,ou=service,dc=example,dc=com
> > Aug 23 12:28:05 centos6 automount[3051]: parse_server_string: lookup(ldap): Attempting to parse LDAP information from string "ldap:tc-389ds-1.example.com:nismapname=auto.tools,ou=service,dc=example,dc=com".
> > Aug 23 12:28:05 centos6 automount[3051]: parse_server_string: lookup(ldap): server "ldap://tc-389ds-1.example.com/";, base dn "nismapname=auto.tools,ou=service,dc=example,dc=com"
> > Aug 23 12:28:05 centos6 automount[3051]: parse_ldap_config: lookup(ldap): ldap authentication configured with the following options:
> > Aug 23 12:28:05 centos6 automount[3051]: parse_ldap_config: lookup(ldap): use_tls: 0, tls_required: 0, auth_required: 1, sasl_mech: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: parse_ldap_config: lookup(ldap): user: (null), secret: unspecified, client principal: (null) credential cache: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: do_init: parse(sun): init gathered global options: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: read_one_map: map read not needed, so not done
> > Aug 23 12:28:05 centos6 automount[3051]: mounted indirect on /tools with timeout 300, freq 75 seconds
> > Aug 23 12:28:05 centos6 automount[3051]: st_ready: st_ready(): state = 0 path /tools
> > 
> > Aug 23 12:28:05 centos6 automount[3051]: master_do_mount: mounting /home
> > Aug 23 12:28:05 centos6 automount[3051]: automount_path_to_fifo: fifo name /var/run/autofs.fifo-home
> > Aug 23 12:28:05 centos6 automount[3051]: lookup_nss_read_map: reading map ldap ldap:ds.example.com:nismapname=auto.home,ou=service,dc=example,dc=com
> > Aug 23 12:28:05 centos6 automount[3051]: parse_server_string: lookup(ldap): Attempting to parse LDAP information from string "ldap:ds.example.com:nismapname=auto.home,ou=service,dc=example,dc=com".
> > Aug 23 12:28:05 centos6 automount[3051]: parse_server_string: lookup(ldap): server "ldap://ds.example.com/";, base dn "nismapname=auto.home,ou=service,dc=example,dc=com"
> > Aug 23 12:28:05 centos6 automount[3051]: parse_ldap_config: lookup(ldap): ldap authentication configured with the following options:
> > Aug 23 12:28:05 centos6 automount[3051]: parse_ldap_config: lookup(ldap): use_tls: 0, tls_required: 0, auth_required: 1, sasl_mech: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: parse_ldap_config: lookup(ldap): user: (null), secret: unspecified, client principal: (null) credential cache: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: do_init: parse(sun): init gathered global options: (null)
> > Aug 23 12:28:05 centos6 automount[3051]: read_one_map: map read not needed, so not done
> > Aug 23 12:28:05 centos6 automount[3051]: mounted indirect on /home with timeout 300, freq 75 seconds
> > Aug 23 12:28:05 centos6 automount[3051]: st_ready: st_ready(): state = 0 path /home
> > Aug 23 12:28:16 centos6 automount[3051]: handle_packet: type = 3
> > Aug 23 12:28:16 centos6 automount[3051]: handle_packet_missing_indirect: token 5, name ithelpdesk, request pid 1700
> > Aug 23 12:28:16 centos6 automount[3051]: attempting to mount entry /home/ithelpdesk
> > Aug 23 12:28:16 centos6 automount[3051]: lookup_mount: lookup(ldap): looking up ithelpdesk
> > Aug 23 12:28:16 centos6 automount[3051]: do_bind: lookup(ldap): auth_required: 1, sasl_mech (null)
> > Aug 23 12:28:16 centos6 automount[3051]: bind_ldap_simple: lookup(ldap): Unable to bind to the LDAP server: , error Can't contact LDAP server
> > Aug 23 12:28:16 centos6 automount[3051]: do_bind: lookup(ldap): ldap simple bind returned -1
> > Aug 23 12:28:16 centos6 automount[3051]: lookup(ldap): lookup for ithelpdesk failed: connection failed
> > Aug 23 12:28:16 centos6 automount[3051]: key "ithelpdesk" not found in map source(s).
> > Aug 23 12:28:16 centos6 automount[3051]: dev_ioctl_send_fail: token = 5
> > Aug 23 12:28:16 centos6 automount[3051]: failed to mount /home/ithelpdesk
> > Aug 23 12:28:16 centos6 automount[3051]: handle_packet: type = 3
> > Aug 23 12:28:16 centos6 automount[3051]: handle_packet_missing_indirect: token 6, name ithelpdesk, request pid 1700
> > Aug 23 12:28:16 centos6 automount[3051]: dev_ioctl_send_fail: token = 6
> > Aug 23 12:28:16 centos6 automount[3051]: handle_packet: type = 3
> > Aug 23 12:28:16 centos6 automount[3051]: handle_packet_missing_indirect: token 7, name ithelpdesk, request pid 1700
> > Aug 23 12:28:16 centos6 automount[3051]: dev_ioctl_send_fail: token = 7
> > 
> > You can see the prefix 389 is gone. When I want to go to /home/ithelpdesk, client log shows 
> > Unable to bind to the LDAP server, error can't contact LDAP server.
> > Because the client try to connect to ds.example.com, not 389ds.example.com
> > 
> > 
> > Sincerely,
> > --
> > DaV
> > 
> > On Fri, Aug 23, 2019, at 10:08, William Brown wrote:
> >> 
> >> 
> >>> On 23 Aug 2019, at 11:03, DaV <snowfrs@xxxxxxxxx> wrote:
> >>> 
> >>> Hi William,
> >>> 
> >>>> So, where did you read the docs on the setup? Maybe the docs are incomplete? 
> >>> We are using Sun directory Server version 7, the configure on 389ds copied from Sun Directory Server for the automount part.
> >>> 
> >>>> Can you correctly do a "ldapsearch" or "ldapwhoami" with -H 
> >>>> ldap://389ds.example.com? 
> >>> YES. the ldapsearch can work propertly. Just the automount part has some issue.
> >>> I will double check this today and reply. Thanks!
> >> 
> >> In that case, it would be best to see how automount is configured on 
> >> your centos host, and what rpm versions are involved. Thanks! 
> >> 
> >>> 
> >>> Sincerely,
> >>> --
> >>> DaV
> >>> 
> >>> On Fri, Aug 23, 2019, at 08:53, William Brown wrote:
> >>>> 
> >>>> 
> >>>>> On 23 Aug 2019, at 10:39, DaV <snowfrs@xxxxxxxxx> wrote:
> >>>>> 
> >>>>> Hi all,
> >>>>> First of all, I don't know whether if this is a bug and I don't know where to submit a bug.
> >>>> 
> >>>> Let's do some investigation here first, but then I'd advise the RH 
> >>>> bugzilla if we determine what the cause is. 
> >>>> 
> >>>>> 
> >>>>> My 389ds info:
> >>>>> OS: CentOS Linux release 7.6.1810 (Core)
> >>>>> 389ds: 389-ds-base-1.3.8.4-15.el7.x86_64
> >>>>> 
> >>>>> On 389ds server, I have configured like this
> >>>>>> # auto.master, service, example.com
> >>>>>> dn: nismapname=auto.master,ou=service,dc=example,dc=com
> >>>>>> nisMapName: auto.master
> >>>>>> objectClass: nisMap
> >>>>>> objectClass: top
> >>>>>> 
> >>>>>> # /home, auto.master, service, example.com
> >>>>>> dn: cn=/home,nismapname=auto.master,ou=service,dc=example,dc=com
> >>>>>> nisMapName: home
> >>>>>> objectClass: nisObject
> >>>>>> objectClass: top
> >>>>>> cn: /home
> >>>>>> nisMapEntry: ldap 389ds.example.com
> >>>>>> 
> >>>>>> # *, auto.home, service, example.com
> >>>>>> dn: cn=*,nismapname=auto.home,ou=service,dc=example,dc=com
> >>>>>> nisMapName: home
> >>>>>> nisMapEntry: -fstype=nfs4,defaults,_netdev,acl  sun:/home/&
> >>>>>> objectClass: nisObject
> >>>>>> objectClass: top
> >>>>>> cn: *:nismapname=auto.home,ou=service,dc=example,dc=com
> >>>>>> 
> >>>>> 
> >>>>> On client side
> >>>>> When I want to change directory under home (cd /home/username), I can't.
> >>>>> So I enable the autofs debug mode, and I see some message like this
> >>>>> 
> >>>>>> Aug 22 15:55:36 centos automount[2424]: parse_server_string: lookup(ldap): server "ldap://ds.example.com/";, base dn "nismapname=auto.home,ou=service,dc=example,dc=com"
> >>>>> 
> >>>>> The prefix 389 has gone. The client says can't connect LDAP server because in 389ds server I write ldap 389ds.example.com but I see ds.example.com on client-side.
> >>>>> 
> >>>>> I don't know whether this is a bug. Just write this to let you know. Thanks!
> >>>> 
> >>>> So, where did you read the docs on the setup? Maybe the docs are incomplete? 
> >>>> 
> >>>> What client tool are you using to read the mount? I seem to recall sssd 
> >>>> has some stuff for it, or automount directly does. Seeing your 
> >>>> automount "configs" would help here. 
> >>>> 
> >>>> Can you correctly do a "ldapsearch" or "ldapwhoami" with -H 
> >>>> ldap://389ds.example.com? 
> >>>> 
> >>>> Anyway, it seems like a url/uri parsing issue, so let's work out what 
> >>>> part is failing :) 
> >>>> 
> >>>>> 
> >>>>> 
> >>>>> My solution is:
> >>>>> change the 389ds server-side using nisMapEntry: ldap tc-389ds.example.com.
> >>>>> 
> >>>>> 
> >>>>> 
> >>>>> Sincerely,
> >>>>> --
> >>>>> DaV
> >>>>> 
> >>>>> 
> >>>>> 
> >>>>> _______________________________________________
> >>>>> 389-users mailing list -- 389-users@xxxxxxxxxxxxxxxxxxxxxxx
> >>>>> To unsubscribe send an email to 389-users-leave@xxxxxxxxxxxxxxxxxxxxxxx
> >>>>> Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/
> >>>>> List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines
> >>>>> List Archives: https://lists.fedoraproject.org/archives/list/389-users@xxxxxxxxxxxxxxxxxxxxxxx
> >>>> 
> >>>> —
> >>>> Sincerely,
> >>>> 
> >>>> William Brown
> >>>> 
> >>>> Senior Software Engineer, 389 Directory Server
> >>>> SUSE Labs
> >>>> _______________________________________________
> >>>> 389-users mailing list -- 389-users@xxxxxxxxxxxxxxxxxxxxxxx
> >>>> To unsubscribe send an email to 389-users-leave@xxxxxxxxxxxxxxxxxxxxxxx
> >>>> Fedora Code of Conduct: 
> >>>> https://docs.fedoraproject.org/en-US/project/code-of-conduct/
> >>>> List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines
> >>>> List Archives: 
> >>>> https://lists.fedoraproject.org/archives/list/389-users@xxxxxxxxxxxxxxxxxxxxxxx
> >>>> 
> >> 
> >> —
> >> Sincerely,
> >> 
> >> William Brown
> >> 
> >> Senior Software Engineer, 389 Directory Server
> >> SUSE Labs
> >> 
> >> 
> 
>
> Sincerely,
> 
> William Brown
> 
> Senior Software Engineer, 389 Directory Server
> SUSE Labs
> 
>
_______________________________________________
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To unsubscribe send an email to 389-users-leave@xxxxxxxxxxxxxxxxxxxxxxx
Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/
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